36 |
#include <signal.h> |
#include <signal.h> |
37 |
#include <blkid/blkid.h> |
#include <blkid/blkid.h> |
38 |
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39 |
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#include "log.h" |
40 |
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41 |
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#ifndef DEBUG |
42 |
#define DEBUG 0 |
#define DEBUG 0 |
43 |
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#endif |
44 |
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45 |
#if DEBUG |
#if DEBUG |
46 |
#define dbgPrintf(format, args...) fprintf(stderr, format , ## args) |
#define dbgPrintf(format, args...) fprintf(stderr, format , ## args) |
48 |
#define dbgPrintf(format, args...) |
#define dbgPrintf(format, args...) |
49 |
#endif |
#endif |
50 |
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|
51 |
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int debug = 0; /* Currently just for template debugging */ |
52 |
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53 |
#define _(A) (A) |
#define _(A) (A) |
54 |
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55 |
#define MAX_EXTRA_INITRDS 16 /* code segment checked by --bootloader-probe */ |
#define MAX_EXTRA_INITRDS 16 /* code segment checked by --bootloader-probe */ |
56 |
#define CODE_SEG_SIZE 128 /* code segment checked by --bootloader-probe */ |
#define CODE_SEG_SIZE 128 /* code segment checked by --bootloader-probe */ |
57 |
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58 |
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#define NOOP_OPCODE 0x90 |
59 |
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#define JMP_SHORT_OPCODE 0xeb |
60 |
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61 |
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int isEfi = 0; |
62 |
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63 |
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char *saved_command_line = NULL; |
64 |
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|
65 |
/* comments get lumped in with indention */ |
/* comments get lumped in with indention */ |
66 |
struct lineElement { |
struct lineElement { |
67 |
char * item; |
char * item; |
69 |
}; |
}; |
70 |
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|
71 |
enum lineType_e { |
enum lineType_e { |
72 |
LT_WHITESPACE = 1 << 0, |
LT_WHITESPACE = 1 << 0, |
73 |
LT_TITLE = 1 << 1, |
LT_TITLE = 1 << 1, |
74 |
LT_KERNEL = 1 << 2, |
LT_KERNEL = 1 << 2, |
75 |
LT_INITRD = 1 << 3, |
LT_INITRD = 1 << 3, |
76 |
LT_HYPER = 1 << 4, |
LT_HYPER = 1 << 4, |
77 |
LT_DEFAULT = 1 << 5, |
LT_DEFAULT = 1 << 5, |
78 |
LT_MBMODULE = 1 << 6, |
LT_MBMODULE = 1 << 6, |
79 |
LT_ROOT = 1 << 7, |
LT_ROOT = 1 << 7, |
80 |
LT_FALLBACK = 1 << 8, |
LT_FALLBACK = 1 << 8, |
81 |
LT_KERNELARGS = 1 << 9, |
LT_KERNELARGS = 1 << 9, |
82 |
LT_BOOT = 1 << 10, |
LT_BOOT = 1 << 10, |
83 |
LT_BOOTROOT = 1 << 11, |
LT_BOOTROOT = 1 << 11, |
84 |
LT_LBA = 1 << 12, |
LT_LBA = 1 << 12, |
85 |
LT_OTHER = 1 << 13, |
LT_OTHER = 1 << 13, |
86 |
LT_GENERIC = 1 << 14, |
LT_GENERIC = 1 << 14, |
87 |
LT_UNKNOWN = 1 << 15, |
LT_ECHO = 1 << 16, |
88 |
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LT_MENUENTRY = 1 << 17, |
89 |
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LT_ENTRY_END = 1 << 18, |
90 |
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LT_SET_VARIABLE = 1 << 19, |
91 |
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LT_KERNEL_EFI = 1 << 20, |
92 |
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LT_INITRD_EFI = 1 << 21, |
93 |
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LT_UNKNOWN = 1 << 22, |
94 |
}; |
}; |
95 |
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|
96 |
struct singleLine { |
struct singleLine { |
118 |
#define NEED_TITLE (1 << 2) |
#define NEED_TITLE (1 << 2) |
119 |
#define NEED_ARGS (1 << 3) |
#define NEED_ARGS (1 << 3) |
120 |
#define NEED_MB (1 << 4) |
#define NEED_MB (1 << 4) |
121 |
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#define NEED_END (1 << 5) |
122 |
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|
123 |
#define MAIN_DEFAULT (1 << 0) |
#define MAIN_DEFAULT (1 << 0) |
124 |
#define DEFAULT_SAVED -2 |
#define DEFAULT_SAVED -2 |
125 |
|
#define DEFAULT_SAVED_GRUB2 -3 |
126 |
|
|
127 |
struct keywordTypes { |
struct keywordTypes { |
128 |
char * key; |
char * key; |
131 |
char separatorChar; |
char separatorChar; |
132 |
}; |
}; |
133 |
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|
134 |
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struct configFileInfo; |
135 |
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136 |
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typedef const char *(*findConfigFunc)(struct configFileInfo *); |
137 |
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typedef const int (*writeLineFunc)(struct configFileInfo *, |
138 |
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struct singleLine *line); |
139 |
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typedef char *(*getEnvFunc)(struct configFileInfo *, char *name); |
140 |
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typedef int (*setEnvFunc)(struct configFileInfo *, char *name, char *value); |
141 |
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|
142 |
struct configFileInfo { |
struct configFileInfo { |
143 |
char * defaultConfig; |
char * defaultConfig; |
144 |
|
findConfigFunc findConfig; |
145 |
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writeLineFunc writeLine; |
146 |
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getEnvFunc getEnv; |
147 |
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setEnvFunc setEnv; |
148 |
struct keywordTypes * keywords; |
struct keywordTypes * keywords; |
149 |
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int caseInsensitive; |
150 |
int defaultIsIndex; |
int defaultIsIndex; |
151 |
|
int defaultIsVariable; |
152 |
int defaultSupportSaved; |
int defaultSupportSaved; |
153 |
enum lineType_e entrySeparator; |
int defaultIsSaved; |
154 |
|
enum lineType_e entryStart; |
155 |
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enum lineType_e entryEnd; |
156 |
int needsBootPrefix; |
int needsBootPrefix; |
157 |
int argsInQuotes; |
int argsInQuotes; |
158 |
int maxTitleLength; |
int maxTitleLength; |
159 |
int titleBracketed; |
int titleBracketed; |
160 |
|
int titlePosition; |
161 |
int mbHyperFirst; |
int mbHyperFirst; |
162 |
int mbInitRdIsModule; |
int mbInitRdIsModule; |
163 |
int mbConcatArgs; |
int mbConcatArgs; |
164 |
int mbAllowExtraInitRds; |
int mbAllowExtraInitRds; |
165 |
|
char *envFile; |
166 |
}; |
}; |
167 |
|
|
168 |
struct keywordTypes grubKeywords[] = { |
struct keywordTypes grubKeywords[] = { |
177 |
{ NULL, 0, 0 }, |
{ NULL, 0, 0 }, |
178 |
}; |
}; |
179 |
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|
180 |
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const char *grubFindConfig(struct configFileInfo *cfi) { |
181 |
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static const char *configFiles[] = { |
182 |
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"/boot/grub/grub.conf", |
183 |
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"/boot/grub/menu.lst", |
184 |
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"/etc/grub.conf", |
185 |
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NULL |
186 |
|
}; |
187 |
|
static int i = -1; |
188 |
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|
189 |
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if (i == -1) { |
190 |
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for (i = 0; configFiles[i] != NULL; i++) { |
191 |
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dbgPrintf("Checking \"%s\": ", configFiles[i]); |
192 |
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if (!access(configFiles[i], R_OK)) { |
193 |
|
dbgPrintf("found\n"); |
194 |
|
return configFiles[i]; |
195 |
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} |
196 |
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dbgPrintf("not found\n"); |
197 |
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} |
198 |
|
} |
199 |
|
return configFiles[i]; |
200 |
|
} |
201 |
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|
202 |
struct configFileInfo grubConfigType = { |
struct configFileInfo grubConfigType = { |
203 |
"/boot/grub/grub.conf", /* defaultConfig */ |
.findConfig = grubFindConfig, |
204 |
grubKeywords, /* keywords */ |
.keywords = grubKeywords, |
205 |
1, /* defaultIsIndex */ |
.defaultIsIndex = 1, |
206 |
1, /* defaultSupportSaved */ |
.defaultSupportSaved = 1, |
207 |
LT_TITLE, /* entrySeparator */ |
.entryStart = LT_TITLE, |
208 |
1, /* needsBootPrefix */ |
.needsBootPrefix = 1, |
209 |
0, /* argsInQuotes */ |
.mbHyperFirst = 1, |
210 |
0, /* maxTitleLength */ |
.mbInitRdIsModule = 1, |
211 |
0, /* titleBracketed */ |
.mbAllowExtraInitRds = 1, |
212 |
1, /* mbHyperFirst */ |
}; |
213 |
1, /* mbInitRdIsModule */ |
|
214 |
0, /* mbConcatArgs */ |
struct keywordTypes grub2Keywords[] = { |
215 |
1, /* mbAllowExtraInitRds */ |
{ "menuentry", LT_MENUENTRY, ' ' }, |
216 |
|
{ "}", LT_ENTRY_END, ' ' }, |
217 |
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{ "echo", LT_ECHO, ' ' }, |
218 |
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{ "set", LT_SET_VARIABLE,' ', '=' }, |
219 |
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{ "root", LT_BOOTROOT, ' ' }, |
220 |
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{ "default", LT_DEFAULT, ' ' }, |
221 |
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{ "fallback", LT_FALLBACK, ' ' }, |
222 |
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{ "linux", LT_KERNEL, ' ' }, |
223 |
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{ "linuxefi", LT_KERNEL_EFI, ' ' }, |
224 |
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{ "initrd", LT_INITRD, ' ', ' ' }, |
225 |
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{ "initrdefi", LT_INITRD_EFI, ' ', ' ' }, |
226 |
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{ "module", LT_MBMODULE, ' ' }, |
227 |
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{ "kernel", LT_HYPER, ' ' }, |
228 |
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{ NULL, 0, 0 }, |
229 |
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}; |
230 |
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|
231 |
|
const char *grub2FindConfig(struct configFileInfo *cfi) { |
232 |
|
static const char *configFiles[] = { |
233 |
|
"/boot/grub/grub-efi.cfg", |
234 |
|
"/boot/grub/grub.cfg", |
235 |
|
NULL |
236 |
|
}; |
237 |
|
static int i = -1; |
238 |
|
static const char *grub_cfg = "/boot/grub/grub.cfg"; |
239 |
|
int rc = -1; |
240 |
|
|
241 |
|
if (i == -1) { |
242 |
|
for (i = 0; configFiles[i] != NULL; i++) { |
243 |
|
dbgPrintf("Checking \"%s\": ", configFiles[i]); |
244 |
|
if ((rc = access(configFiles[i], R_OK))) { |
245 |
|
if (errno == EACCES) { |
246 |
|
printf("Unable to access bootloader configuration file " |
247 |
|
"\"%s\": %m\n", configFiles[i]); |
248 |
|
exit(1); |
249 |
|
} |
250 |
|
continue; |
251 |
|
} else { |
252 |
|
dbgPrintf("found\n"); |
253 |
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return configFiles[i]; |
254 |
|
} |
255 |
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} |
256 |
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} |
257 |
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|
258 |
|
/* Ubuntu renames grub2 to grub, so check for the grub.d directory |
259 |
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* that isn't in grub1, and if it exists, return the config file path |
260 |
|
* that they use. */ |
261 |
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if (configFiles[i] == NULL && !access("/etc/grub.d/", R_OK)) { |
262 |
|
dbgPrintf("found\n"); |
263 |
|
return grub_cfg; |
264 |
|
} |
265 |
|
|
266 |
|
dbgPrintf("not found\n"); |
267 |
|
return configFiles[i]; |
268 |
|
} |
269 |
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|
270 |
|
/* kind of hacky. It'll give the first 1024 bytes, ish. */ |
271 |
|
static char *grub2GetEnv(struct configFileInfo *info, char *name) |
272 |
|
{ |
273 |
|
static char buf[1025]; |
274 |
|
char *s = NULL; |
275 |
|
char *ret = NULL; |
276 |
|
char *envFile = info->envFile ? info->envFile : "/boot/grub2/grubenv"; |
277 |
|
int rc = asprintf(&s, "grub2-editenv %s list | grep '^%s='", envFile, name); |
278 |
|
|
279 |
|
if (rc < 0) |
280 |
|
return NULL; |
281 |
|
|
282 |
|
FILE *f = popen(s, "r"); |
283 |
|
if (!f) |
284 |
|
goto out; |
285 |
|
|
286 |
|
memset(buf, '\0', sizeof (buf)); |
287 |
|
ret = fgets(buf, 1024, f); |
288 |
|
pclose(f); |
289 |
|
|
290 |
|
if (ret) { |
291 |
|
ret += strlen(name) + 1; |
292 |
|
ret[strlen(ret) - 1] = '\0'; |
293 |
|
} |
294 |
|
dbgPrintf("grub2GetEnv(%s): %s\n", name, ret); |
295 |
|
out: |
296 |
|
free(s); |
297 |
|
return ret; |
298 |
|
} |
299 |
|
|
300 |
|
static int sPopCount(const char *s, const char *c) |
301 |
|
{ |
302 |
|
int ret = 0; |
303 |
|
if (!s) |
304 |
|
return -1; |
305 |
|
for (int i = 0; s[i] != '\0'; i++) |
306 |
|
for (int j = 0; c[j] != '\0'; j++) |
307 |
|
if (s[i] == c[j]) |
308 |
|
ret++; |
309 |
|
return ret; |
310 |
|
} |
311 |
|
|
312 |
|
static char *shellEscape(const char *s) |
313 |
|
{ |
314 |
|
int l = strlen(s) + sPopCount(s, "'") * 2; |
315 |
|
|
316 |
|
char *ret = calloc(l+1, sizeof (*ret)); |
317 |
|
if (!ret) |
318 |
|
return NULL; |
319 |
|
for (int i = 0, j = 0; s[i] != '\0'; i++, j++) { |
320 |
|
if (s[i] == '\'') |
321 |
|
ret[j++] = '\\'; |
322 |
|
ret[j] = s[i]; |
323 |
|
} |
324 |
|
return ret; |
325 |
|
} |
326 |
|
|
327 |
|
static void unquote(char *s) |
328 |
|
{ |
329 |
|
int l = strlen(s); |
330 |
|
|
331 |
|
if ((s[l-1] == '\'' && s[0] == '\'') || (s[l-1] == '"' && s[0] == '"')) { |
332 |
|
memmove(s, s+1, l-2); |
333 |
|
s[l-2] = '\0'; |
334 |
|
} |
335 |
|
} |
336 |
|
|
337 |
|
static int grub2SetEnv(struct configFileInfo *info, char *name, char *value) |
338 |
|
{ |
339 |
|
char *s = NULL; |
340 |
|
int rc = 0; |
341 |
|
char *envFile = info->envFile ? info->envFile : "/boot/grub2/grubenv"; |
342 |
|
|
343 |
|
unquote(value); |
344 |
|
value = shellEscape(value); |
345 |
|
if (!value) |
346 |
|
return -1; |
347 |
|
|
348 |
|
rc = asprintf(&s, "grub2-editenv %s set '%s=%s'", envFile, name, value); |
349 |
|
free(value); |
350 |
|
if (rc <0) |
351 |
|
return -1; |
352 |
|
|
353 |
|
dbgPrintf("grub2SetEnv(%s): %s\n", name, s); |
354 |
|
rc = system(s); |
355 |
|
free(s); |
356 |
|
return rc; |
357 |
|
} |
358 |
|
|
359 |
|
/* this is a gigantic hack to avoid clobbering grub2 variables... */ |
360 |
|
static int is_special_grub2_variable(const char *name) |
361 |
|
{ |
362 |
|
if (!strcmp(name,"\"${next_entry}\"")) |
363 |
|
return 1; |
364 |
|
if (!strcmp(name,"\"${prev_saved_entry}\"")) |
365 |
|
return 1; |
366 |
|
return 0; |
367 |
|
} |
368 |
|
|
369 |
|
int sizeOfSingleLine(struct singleLine * line) { |
370 |
|
int count = 0; |
371 |
|
|
372 |
|
for (int i = 0; i < line->numElements; i++) { |
373 |
|
int indentSize = 0; |
374 |
|
|
375 |
|
count = count + strlen(line->elements[i].item); |
376 |
|
|
377 |
|
indentSize = strlen(line->elements[i].indent); |
378 |
|
if (indentSize > 0) |
379 |
|
count = count + indentSize; |
380 |
|
else |
381 |
|
/* be extra safe and add room for whitespaces */ |
382 |
|
count = count + 1; |
383 |
|
} |
384 |
|
|
385 |
|
/* room for trailing terminator */ |
386 |
|
count = count + 1; |
387 |
|
|
388 |
|
return count; |
389 |
|
} |
390 |
|
|
391 |
|
static int isquote(char q) |
392 |
|
{ |
393 |
|
if (q == '\'' || q == '\"') |
394 |
|
return 1; |
395 |
|
return 0; |
396 |
|
} |
397 |
|
|
398 |
|
static int iskernel(enum lineType_e type) { |
399 |
|
return (type == LT_KERNEL || type == LT_KERNEL_EFI); |
400 |
|
} |
401 |
|
|
402 |
|
static int isinitrd(enum lineType_e type) { |
403 |
|
return (type == LT_INITRD || type == LT_INITRD_EFI); |
404 |
|
} |
405 |
|
|
406 |
|
char *grub2ExtractTitle(struct singleLine * line) { |
407 |
|
char * current; |
408 |
|
char * current_indent; |
409 |
|
int current_len; |
410 |
|
int current_indent_len; |
411 |
|
int i; |
412 |
|
|
413 |
|
/* bail out if line does not start with menuentry */ |
414 |
|
if (strcmp(line->elements[0].item, "menuentry")) |
415 |
|
return NULL; |
416 |
|
|
417 |
|
i = 1; |
418 |
|
current = line->elements[i].item; |
419 |
|
current_len = strlen(current); |
420 |
|
|
421 |
|
/* if second word is quoted, strip the quotes and return single word */ |
422 |
|
if (isquote(*current) && isquote(current[current_len - 1])) { |
423 |
|
char *tmp; |
424 |
|
|
425 |
|
tmp = strdup(current); |
426 |
|
*(tmp + current_len - 1) = '\0'; |
427 |
|
return ++tmp; |
428 |
|
} |
429 |
|
|
430 |
|
/* if no quotes, return second word verbatim */ |
431 |
|
if (!isquote(*current)) |
432 |
|
return current; |
433 |
|
|
434 |
|
/* second element start with a quote, so we have to find the element |
435 |
|
* whose last character is also quote (assuming it's the closing one) */ |
436 |
|
int resultMaxSize; |
437 |
|
char * result; |
438 |
|
|
439 |
|
resultMaxSize = sizeOfSingleLine(line); |
440 |
|
result = malloc(resultMaxSize); |
441 |
|
snprintf(result, resultMaxSize, "%s", ++current); |
442 |
|
|
443 |
|
i++; |
444 |
|
for (; i < line->numElements; ++i) { |
445 |
|
current = line->elements[i].item; |
446 |
|
current_len = strlen(current); |
447 |
|
current_indent = line->elements[i].indent; |
448 |
|
current_indent_len = strlen(current_indent); |
449 |
|
|
450 |
|
strncat(result, current_indent, current_indent_len); |
451 |
|
if (!isquote(current[current_len-1])) { |
452 |
|
strncat(result, current, current_len); |
453 |
|
} else { |
454 |
|
strncat(result, current, current_len - 1); |
455 |
|
break; |
456 |
|
} |
457 |
|
} |
458 |
|
return result; |
459 |
|
} |
460 |
|
|
461 |
|
struct configFileInfo grub2ConfigType = { |
462 |
|
.findConfig = grub2FindConfig, |
463 |
|
.getEnv = grub2GetEnv, |
464 |
|
.setEnv = grub2SetEnv, |
465 |
|
.keywords = grub2Keywords, |
466 |
|
.defaultIsIndex = 1, |
467 |
|
.defaultSupportSaved = 1, |
468 |
|
.defaultIsVariable = 1, |
469 |
|
.entryStart = LT_MENUENTRY, |
470 |
|
.entryEnd = LT_ENTRY_END, |
471 |
|
.titlePosition = 1, |
472 |
|
.needsBootPrefix = 1, |
473 |
|
.mbHyperFirst = 1, |
474 |
|
.mbInitRdIsModule = 1, |
475 |
|
.mbAllowExtraInitRds = 1, |
476 |
}; |
}; |
477 |
|
|
478 |
struct keywordTypes yabootKeywords[] = { |
struct keywordTypes yabootKeywords[] = { |
570 |
}; |
}; |
571 |
int useextlinuxmenu; |
int useextlinuxmenu; |
572 |
struct configFileInfo eliloConfigType = { |
struct configFileInfo eliloConfigType = { |
573 |
"/boot/efi/EFI/redhat/elilo.conf", /* defaultConfig */ |
.defaultConfig = "/boot/efi/EFI/redhat/elilo.conf", |
574 |
eliloKeywords, /* keywords */ |
.keywords = eliloKeywords, |
575 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
576 |
0, /* defaultSupportSaved */ |
.needsBootPrefix = 1, |
577 |
LT_KERNEL, /* entrySeparator */ |
.argsInQuotes = 1, |
578 |
1, /* needsBootPrefix */ |
.mbConcatArgs = 1, |
|
1, /* argsInQuotes */ |
|
|
0, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
1, /* mbConcatArgs */ |
|
|
0, /* mbAllowExtraInitRds */ |
|
579 |
}; |
}; |
580 |
|
|
581 |
struct configFileInfo liloConfigType = { |
struct configFileInfo liloConfigType = { |
582 |
"/etc/lilo.conf", /* defaultConfig */ |
.defaultConfig = "/etc/lilo.conf", |
583 |
liloKeywords, /* keywords */ |
.keywords = liloKeywords, |
584 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
585 |
0, /* defaultSupportSaved */ |
.argsInQuotes = 1, |
586 |
LT_KERNEL, /* entrySeparator */ |
.maxTitleLength = 15, |
|
0, /* needsBootPrefix */ |
|
|
1, /* argsInQuotes */ |
|
|
15, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
0, /* mbAllowExtraInitRds */ |
|
587 |
}; |
}; |
588 |
|
|
589 |
struct configFileInfo yabootConfigType = { |
struct configFileInfo yabootConfigType = { |
590 |
"/etc/yaboot.conf", /* defaultConfig */ |
.defaultConfig = "/etc/yaboot.conf", |
591 |
yabootKeywords, /* keywords */ |
.keywords = yabootKeywords, |
592 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
593 |
0, /* defaultSupportSaved */ |
.needsBootPrefix = 1, |
594 |
LT_KERNEL, /* entrySeparator */ |
.argsInQuotes = 1, |
595 |
1, /* needsBootPrefix */ |
.maxTitleLength = 15, |
596 |
1, /* argsInQuotes */ |
.mbAllowExtraInitRds = 1, |
|
15, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
1, /* mbAllowExtraInitRds */ |
|
597 |
}; |
}; |
598 |
|
|
599 |
struct configFileInfo siloConfigType = { |
struct configFileInfo siloConfigType = { |
600 |
"/etc/silo.conf", /* defaultConfig */ |
.defaultConfig = "/etc/silo.conf", |
601 |
siloKeywords, /* keywords */ |
.keywords = siloKeywords, |
602 |
0, /* defaultIsIndex */ |
.entryStart = LT_KERNEL, |
603 |
0, /* defaultSupportSaved */ |
.needsBootPrefix = 1, |
604 |
LT_KERNEL, /* entrySeparator */ |
.argsInQuotes = 1, |
605 |
1, /* needsBootPrefix */ |
.maxTitleLength = 15, |
|
1, /* argsInQuotes */ |
|
|
15, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
0, /* mbAllowExtraInitRds */ |
|
606 |
}; |
}; |
607 |
|
|
608 |
struct configFileInfo ziplConfigType = { |
struct configFileInfo ziplConfigType = { |
609 |
"/etc/zipl.conf", /* defaultConfig */ |
.defaultConfig = "/etc/zipl.conf", |
610 |
ziplKeywords, /* keywords */ |
.keywords = ziplKeywords, |
611 |
0, /* defaultIsIndex */ |
.entryStart = LT_TITLE, |
612 |
0, /* defaultSupportSaved */ |
.argsInQuotes = 1, |
613 |
LT_TITLE, /* entrySeparator */ |
.titleBracketed = 1, |
|
0, /* needsBootPrefix */ |
|
|
1, /* argsInQuotes */ |
|
|
0, /* maxTitleLength */ |
|
|
1, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
0, /* mbAllowExtraInitRds */ |
|
614 |
}; |
}; |
615 |
|
|
616 |
struct configFileInfo extlinuxConfigType = { |
struct configFileInfo extlinuxConfigType = { |
617 |
"/boot/extlinux/extlinux.conf", /* defaultConfig */ |
.defaultConfig = "/boot/extlinux/extlinux.conf", |
618 |
extlinuxKeywords, /* keywords */ |
.keywords = extlinuxKeywords, |
619 |
0, /* defaultIsIndex */ |
.caseInsensitive = 1, |
620 |
0, /* defaultSupportSaved */ |
.entryStart = LT_TITLE, |
621 |
LT_TITLE, /* entrySeparator */ |
.needsBootPrefix = 1, |
622 |
1, /* needsBootPrefix */ |
.maxTitleLength = 255, |
623 |
0, /* argsInQuotes */ |
.mbAllowExtraInitRds = 1, |
|
255, /* maxTitleLength */ |
|
|
0, /* titleBracketed */ |
|
|
0, /* mbHyperFirst */ |
|
|
0, /* mbInitRdIsModule */ |
|
|
0, /* mbConcatArgs */ |
|
|
1, /* mbAllowExtraInitRds */ |
|
624 |
}; |
}; |
625 |
|
|
626 |
struct grubConfig { |
struct grubConfig { |
635 |
struct configFileInfo * cfi; |
struct configFileInfo * cfi; |
636 |
}; |
}; |
637 |
|
|
638 |
|
blkid_cache blkid; |
639 |
|
|
640 |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index); |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index); |
641 |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
642 |
const char * path, const char * prefix, |
const char * path, const char * prefix, |
643 |
int * index); |
int * index); |
644 |
|
struct singleEntry * findEntryByTitle(struct grubConfig * cfg, char *title, |
645 |
|
int * index); |
646 |
static int readFile(int fd, char ** bufPtr); |
static int readFile(int fd, char ** bufPtr); |
647 |
static void lineInit(struct singleLine * line); |
static void lineInit(struct singleLine * line); |
648 |
struct singleLine * lineDup(struct singleLine * line); |
struct singleLine * lineDup(struct singleLine * line); |
652 |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
static int getNextLine(char ** bufPtr, struct singleLine * line, |
653 |
struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
654 |
static char * getRootSpecifier(char * str); |
static char * getRootSpecifier(char * str); |
655 |
|
static void requote(struct singleLine *line, struct configFileInfo * cfi); |
656 |
static void insertElement(struct singleLine * line, |
static void insertElement(struct singleLine * line, |
657 |
const char * item, int insertHere, |
const char * item, int insertHere, |
658 |
struct configFileInfo * cfi); |
struct configFileInfo * cfi); |
707 |
return buf; |
return buf; |
708 |
} |
} |
709 |
|
|
710 |
|
static enum lineType_e preferredLineType(enum lineType_e type, |
711 |
|
struct configFileInfo *cfi) { |
712 |
|
if (isEfi && cfi == &grub2ConfigType) { |
713 |
|
switch (type) { |
714 |
|
case LT_KERNEL: |
715 |
|
return LT_KERNEL_EFI; |
716 |
|
case LT_INITRD: |
717 |
|
return LT_INITRD_EFI; |
718 |
|
default: |
719 |
|
return type; |
720 |
|
} |
721 |
|
} |
722 |
|
return type; |
723 |
|
} |
724 |
|
|
725 |
static struct keywordTypes * getKeywordByType(enum lineType_e type, |
static struct keywordTypes * getKeywordByType(enum lineType_e type, |
726 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
727 |
struct keywordTypes * kw; |
for (struct keywordTypes *kw = cfi->keywords; kw->key; kw++) { |
|
for (kw = cfi->keywords; kw->key; kw++) { |
|
728 |
if (kw->type == type) |
if (kw->type == type) |
729 |
return kw; |
return kw; |
730 |
} |
} |
731 |
return NULL; |
return NULL; |
732 |
} |
} |
733 |
|
|
734 |
static char * getpathbyspec(char *device) { |
static char *getKeyByType(enum lineType_e type, struct configFileInfo * cfi) { |
735 |
static blkid_cache blkid; |
struct keywordTypes *kt = getKeywordByType(type, cfi); |
736 |
|
if (kt) |
737 |
|
return kt->key; |
738 |
|
return "unknown"; |
739 |
|
} |
740 |
|
|
741 |
|
static char * getpathbyspec(char *device) { |
742 |
if (!blkid) |
if (!blkid) |
743 |
blkid_get_cache(&blkid, NULL); |
blkid_get_cache(&blkid, NULL); |
744 |
|
|
745 |
return blkid_get_devname(blkid, device, NULL); |
return blkid_get_devname(blkid, device, NULL); |
746 |
} |
} |
747 |
|
|
748 |
|
static char * getuuidbydev(char *device) { |
749 |
|
if (!blkid) |
750 |
|
blkid_get_cache(&blkid, NULL); |
751 |
|
|
752 |
|
return blkid_get_tag_value(blkid, "UUID", device); |
753 |
|
} |
754 |
|
|
755 |
static enum lineType_e getTypeByKeyword(char * keyword, |
static enum lineType_e getTypeByKeyword(char * keyword, |
756 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
757 |
struct keywordTypes * kw; |
for (struct keywordTypes *kw = cfi->keywords; kw->key; kw++) { |
758 |
for (kw = cfi->keywords; kw->key; kw++) { |
if (cfi->caseInsensitive) { |
759 |
if (!strcmp(keyword, kw->key)) |
if (!strcasecmp(keyword, kw->key)) |
760 |
return kw->type; |
return kw->type; |
761 |
|
} else { |
762 |
|
if (!strcmp(keyword, kw->key)) |
763 |
|
return kw->type; |
764 |
|
} |
765 |
} |
} |
766 |
return LT_UNKNOWN; |
return LT_UNKNOWN; |
767 |
} |
} |
791 |
return 0; |
return 0; |
792 |
} |
} |
793 |
|
|
794 |
static int isEntrySeparator(struct singleLine * line, |
static int isEntryStart(struct singleLine * line, |
795 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
796 |
return line->type == cfi->entrySeparator || line->type == LT_OTHER || |
return line->type == cfi->entryStart || line->type == LT_OTHER || |
797 |
(cfi->titleBracketed && isBracketedTitle(line)); |
(cfi->titleBracketed && isBracketedTitle(line)); |
798 |
} |
} |
799 |
|
|
800 |
/* extract the title from within brackets (for zipl) */ |
/* extract the title from within brackets (for zipl) */ |
801 |
static char * extractTitle(struct singleLine * line) { |
static char * extractTitle(struct singleLine * line) { |
802 |
/* bracketed title... let's extract it (leaks a byte) */ |
/* bracketed title... let's extract it (leaks a byte) */ |
803 |
char * title; |
char * title = NULL; |
804 |
title = strdup(line->elements[0].item); |
if (line->type == LT_TITLE) { |
805 |
title++; |
title = strdup(line->elements[0].item); |
806 |
*(title + strlen(title) - 1) = '\0'; |
title++; |
807 |
|
*(title + strlen(title) - 1) = '\0'; |
808 |
|
} else if (line->type == LT_MENUENTRY) |
809 |
|
title = strdup(line->elements[1].item); |
810 |
|
else |
811 |
|
return NULL; |
812 |
return title; |
return title; |
813 |
} |
} |
814 |
|
|
851 |
} |
} |
852 |
|
|
853 |
struct singleLine * lineDup(struct singleLine * line) { |
struct singleLine * lineDup(struct singleLine * line) { |
|
int i; |
|
854 |
struct singleLine * newLine = malloc(sizeof(*newLine)); |
struct singleLine * newLine = malloc(sizeof(*newLine)); |
855 |
|
|
856 |
newLine->indent = strdup(line->indent); |
newLine->indent = strdup(line->indent); |
860 |
newLine->elements = malloc(sizeof(*newLine->elements) * |
newLine->elements = malloc(sizeof(*newLine->elements) * |
861 |
newLine->numElements); |
newLine->numElements); |
862 |
|
|
863 |
for (i = 0; i < newLine->numElements; i++) { |
for (int i = 0; i < newLine->numElements; i++) { |
864 |
newLine->elements[i].indent = strdup(line->elements[i].indent); |
newLine->elements[i].indent = strdup(line->elements[i].indent); |
865 |
newLine->elements[i].item = strdup(line->elements[i].item); |
newLine->elements[i].item = strdup(line->elements[i].item); |
866 |
} |
} |
869 |
} |
} |
870 |
|
|
871 |
static void lineFree(struct singleLine * line) { |
static void lineFree(struct singleLine * line) { |
|
int i; |
|
|
|
|
872 |
if (line->indent) free(line->indent); |
if (line->indent) free(line->indent); |
873 |
|
|
874 |
for (i = 0; i < line->numElements; i++) { |
for (int i = 0; i < line->numElements; i++) { |
875 |
free(line->elements[i].item); |
free(line->elements[i].item); |
876 |
free(line->elements[i].indent); |
free(line->elements[i].indent); |
877 |
} |
} |
882 |
|
|
883 |
static int lineWrite(FILE * out, struct singleLine * line, |
static int lineWrite(FILE * out, struct singleLine * line, |
884 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
|
int i; |
|
|
|
|
885 |
if (fprintf(out, "%s", line->indent) == -1) return -1; |
if (fprintf(out, "%s", line->indent) == -1) return -1; |
886 |
|
|
887 |
for (i = 0; i < line->numElements; i++) { |
for (int i = 0; i < line->numElements; i++) { |
888 |
|
/* Need to handle this, because we strip the quotes from |
889 |
|
* menuentry when read it. */ |
890 |
|
if (line->type == LT_MENUENTRY && i == 1) { |
891 |
|
if(!isquote(*line->elements[i].item)) |
892 |
|
fprintf(out, "\'%s\'", line->elements[i].item); |
893 |
|
else |
894 |
|
fprintf(out, "%s", line->elements[i].item); |
895 |
|
fprintf(out, "%s", line->elements[i].indent); |
896 |
|
|
897 |
|
continue; |
898 |
|
} |
899 |
|
|
900 |
if (i == 1 && line->type == LT_KERNELARGS && cfi->argsInQuotes) |
if (i == 1 && line->type == LT_KERNELARGS && cfi->argsInQuotes) |
901 |
if (fputc('"', out) == EOF) return -1; |
if (fputc('"', out) == EOF) return -1; |
902 |
|
|
990 |
if (*line->elements[0].item == '#') { |
if (*line->elements[0].item == '#') { |
991 |
char * fullLine; |
char * fullLine; |
992 |
int len; |
int len; |
|
int i; |
|
993 |
|
|
994 |
len = strlen(line->indent); |
len = strlen(line->indent); |
995 |
for (i = 0; i < line->numElements; i++) |
for (int i = 0; i < line->numElements; i++) |
996 |
len += strlen(line->elements[i].item) + |
len += strlen(line->elements[i].item) + |
997 |
strlen(line->elements[i].indent); |
strlen(line->elements[i].indent); |
998 |
|
|
1001 |
free(line->indent); |
free(line->indent); |
1002 |
line->indent = fullLine; |
line->indent = fullLine; |
1003 |
|
|
1004 |
for (i = 0; i < line->numElements; i++) { |
for (int i = 0; i < line->numElements; i++) { |
1005 |
strcat(fullLine, line->elements[i].item); |
strcat(fullLine, line->elements[i].item); |
1006 |
strcat(fullLine, line->elements[i].indent); |
strcat(fullLine, line->elements[i].indent); |
1007 |
free(line->elements[i].item); |
free(line->elements[i].item); |
1020 |
* elements up more |
* elements up more |
1021 |
*/ |
*/ |
1022 |
if (!isspace(kw->separatorChar)) { |
if (!isspace(kw->separatorChar)) { |
|
int i; |
|
1023 |
char indent[2] = ""; |
char indent[2] = ""; |
1024 |
indent[0] = kw->separatorChar; |
indent[0] = kw->separatorChar; |
1025 |
for (i = 1; i < line->numElements; i++) { |
for (int i = 1; i < line->numElements; i++) { |
1026 |
char *p; |
char *p; |
|
int j; |
|
1027 |
int numNewElements; |
int numNewElements; |
1028 |
|
|
1029 |
numNewElements = 0; |
numNewElements = 0; |
1039 |
sizeof(*line->elements) * elementsAlloced); |
sizeof(*line->elements) * elementsAlloced); |
1040 |
} |
} |
1041 |
|
|
1042 |
for (j = line->numElements; j > i; j--) { |
for (int j = line->numElements; j > i; j--) { |
1043 |
line->elements[j + numNewElements] = line->elements[j]; |
line->elements[j + numNewElements] = line->elements[j]; |
1044 |
} |
} |
1045 |
line->numElements += numNewElements; |
line->numElements += numNewElements; |
1052 |
break; |
break; |
1053 |
} |
} |
1054 |
|
|
1055 |
free(line->elements[i].indent); |
line->elements[i + 1].indent = line->elements[i].indent; |
1056 |
line->elements[i].indent = strdup(indent); |
line->elements[i].indent = strdup(indent); |
1057 |
*p++ = '\0'; |
*p++ = '\0'; |
1058 |
i++; |
i++; |
1059 |
line->elements[i].item = strdup(p); |
line->elements[i].item = strdup(p); |
|
line->elements[i].indent = strdup(""); |
|
|
p = line->elements[i].item; |
|
1060 |
} |
} |
1061 |
} |
} |
1062 |
} |
} |
1077 |
struct singleLine * last = NULL, * line, * defaultLine = NULL; |
struct singleLine * last = NULL, * line, * defaultLine = NULL; |
1078 |
char * end; |
char * end; |
1079 |
struct singleEntry * entry = NULL; |
struct singleEntry * entry = NULL; |
1080 |
int i, len; |
int len; |
1081 |
char * buf; |
char * buf; |
1082 |
|
|
1083 |
if (!strcmp(inName, "-")) { |
if (inName == NULL) { |
1084 |
|
printf("Could not find bootloader configuration\n"); |
1085 |
|
exit(1); |
1086 |
|
} else if (!strcmp(inName, "-")) { |
1087 |
in = 0; |
in = 0; |
1088 |
} else { |
} else { |
1089 |
if ((in = open(inName, O_RDONLY)) < 0) { |
if ((in = open(inName, O_RDONLY)) < 0) { |
1126 |
cfg->secondaryIndent = strdup(line->indent); |
cfg->secondaryIndent = strdup(line->indent); |
1127 |
} |
} |
1128 |
|
|
1129 |
if (isEntrySeparator(line, cfi)) { |
if (isEntryStart(line, cfi) || (cfg->entries && !sawEntry)) { |
1130 |
sawEntry = 1; |
sawEntry = 1; |
1131 |
if (!entry) { |
if (!entry) { |
1132 |
cfg->entries = malloc(sizeof(*entry)); |
cfg->entries = malloc(sizeof(*entry)); |
1142 |
entry->next = NULL; |
entry->next = NULL; |
1143 |
} |
} |
1144 |
|
|
1145 |
if (line->type == LT_DEFAULT && line->numElements == 2) { |
if (line->type == LT_SET_VARIABLE) { |
1146 |
|
dbgPrintf("found 'set' command (%d elements): ", line->numElements); |
1147 |
|
dbgPrintf("%s", line->indent); |
1148 |
|
for (int i = 0; i < line->numElements; i++) |
1149 |
|
dbgPrintf("\"%s\"%s", line->elements[i].item, line->elements[i].indent); |
1150 |
|
dbgPrintf("\n"); |
1151 |
|
struct keywordTypes *kwType = getKeywordByType(LT_DEFAULT, cfi); |
1152 |
|
if (kwType && line->numElements == 3 && |
1153 |
|
!strcmp(line->elements[1].item, kwType->key) && |
1154 |
|
!is_special_grub2_variable(line->elements[2].item)) { |
1155 |
|
dbgPrintf("Line sets default config\n"); |
1156 |
|
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
1157 |
|
defaultLine = line; |
1158 |
|
} |
1159 |
|
} else if (line->type == LT_DEFAULT && line->numElements == 2) { |
1160 |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
1161 |
defaultLine = line; |
defaultLine = line; |
1162 |
|
|
1163 |
} else if (line->type == LT_KERNEL) { |
} else if (iskernel(line->type)) { |
1164 |
/* if by some freak chance this is multiboot and the "module" |
/* if by some freak chance this is multiboot and the "module" |
1165 |
* lines came earlier in the template, make sure to use LT_HYPER |
* lines came earlier in the template, make sure to use LT_HYPER |
1166 |
* instead of LT_KERNEL now |
* instead of LT_KERNEL now |
1174 |
* This only applies to grub, but that's the only place we |
* This only applies to grub, but that's the only place we |
1175 |
* should find LT_MBMODULE lines anyway. |
* should find LT_MBMODULE lines anyway. |
1176 |
*/ |
*/ |
1177 |
struct singleLine * l; |
for (struct singleLine *l = entry->lines; l; l = l->next) { |
|
for (l = entry->lines; l; l = l->next) { |
|
1178 |
if (l->type == LT_HYPER) |
if (l->type == LT_HYPER) |
1179 |
break; |
break; |
1180 |
else if (l->type == LT_KERNEL) { |
else if (iskernel(l->type)) { |
1181 |
l->type = LT_HYPER; |
l->type = LT_HYPER; |
1182 |
break; |
break; |
1183 |
} |
} |
1194 |
} else if (line->type == LT_TITLE && line->numElements > 1) { |
} else if (line->type == LT_TITLE && line->numElements > 1) { |
1195 |
/* make the title a single argument (undoing our parsing) */ |
/* make the title a single argument (undoing our parsing) */ |
1196 |
len = 0; |
len = 0; |
1197 |
for (i = 1; i < line->numElements; i++) { |
for (int i = 1; i < line->numElements; i++) { |
1198 |
len += strlen(line->elements[i].item); |
len += strlen(line->elements[i].item); |
1199 |
len += strlen(line->elements[i].indent); |
len += strlen(line->elements[i].indent); |
1200 |
} |
} |
1201 |
buf = malloc(len + 1); |
buf = malloc(len + 1); |
1202 |
*buf = '\0'; |
*buf = '\0'; |
1203 |
|
|
1204 |
for (i = 1; i < line->numElements; i++) { |
for (int i = 1; i < line->numElements; i++) { |
1205 |
strcat(buf, line->elements[i].item); |
strcat(buf, line->elements[i].item); |
1206 |
free(line->elements[i].item); |
free(line->elements[i].item); |
1207 |
|
|
1215 |
line->elements[line->numElements - 1].indent; |
line->elements[line->numElements - 1].indent; |
1216 |
line->elements[1].item = buf; |
line->elements[1].item = buf; |
1217 |
line->numElements = 2; |
line->numElements = 2; |
1218 |
|
} else if (line->type == LT_MENUENTRY && line->numElements > 3) { |
1219 |
|
/* let --remove-kernel="TITLE=what" work */ |
1220 |
|
len = 0; |
1221 |
|
char *extras; |
1222 |
|
char *title; |
1223 |
|
|
1224 |
|
for (int i = 1; i < line->numElements; i++) { |
1225 |
|
len += strlen(line->elements[i].item); |
1226 |
|
len += strlen(line->elements[i].indent); |
1227 |
|
} |
1228 |
|
buf = malloc(len + 1); |
1229 |
|
*buf = '\0'; |
1230 |
|
|
1231 |
|
/* allocate mem for extra flags. */ |
1232 |
|
extras = malloc(len + 1); |
1233 |
|
*extras = '\0'; |
1234 |
|
|
1235 |
|
/* get title. */ |
1236 |
|
for (int i = 0; i < line->numElements; i++) { |
1237 |
|
if (!strcmp(line->elements[i].item, "menuentry")) |
1238 |
|
continue; |
1239 |
|
if (isquote(*line->elements[i].item)) |
1240 |
|
title = line->elements[i].item + 1; |
1241 |
|
else |
1242 |
|
title = line->elements[i].item; |
1243 |
|
|
1244 |
|
len = strlen(title); |
1245 |
|
if (isquote(title[len-1])) { |
1246 |
|
strncat(buf, title,len-1); |
1247 |
|
break; |
1248 |
|
} else { |
1249 |
|
strcat(buf, title); |
1250 |
|
strcat(buf, line->elements[i].indent); |
1251 |
|
} |
1252 |
|
} |
1253 |
|
|
1254 |
|
/* get extras */ |
1255 |
|
int count = 0; |
1256 |
|
for (int i = 0; i < line->numElements; i++) { |
1257 |
|
if (count >= 2) { |
1258 |
|
strcat(extras, line->elements[i].item); |
1259 |
|
strcat(extras, line->elements[i].indent); |
1260 |
|
} |
1261 |
|
|
1262 |
|
if (!strcmp(line->elements[i].item, "menuentry")) |
1263 |
|
continue; |
1264 |
|
|
1265 |
|
/* count ' or ", there should be two in menuentry line. */ |
1266 |
|
if (isquote(*line->elements[i].item)) |
1267 |
|
count++; |
1268 |
|
|
1269 |
|
len = strlen(line->elements[i].item); |
1270 |
|
|
1271 |
|
if (isquote(line->elements[i].item[len -1])) |
1272 |
|
count++; |
1273 |
|
|
1274 |
|
/* ok, we get the final ' or ", others are extras. */ |
1275 |
|
} |
1276 |
|
line->elements[1].indent = |
1277 |
|
line->elements[line->numElements - 2].indent; |
1278 |
|
line->elements[1].item = buf; |
1279 |
|
line->elements[2].indent = |
1280 |
|
line->elements[line->numElements - 2].indent; |
1281 |
|
line->elements[2].item = extras; |
1282 |
|
line->numElements = 3; |
1283 |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
1284 |
/* Strip off any " which may be present; they'll be put back |
/* Strip off any " which may be present; they'll be put back |
1285 |
on write. This is one of the few (the only?) places that grubby |
on write. This is one of the few (the only?) places that grubby |
1288 |
if (line->numElements >= 2) { |
if (line->numElements >= 2) { |
1289 |
int last, len; |
int last, len; |
1290 |
|
|
1291 |
if (*line->elements[1].item == '"') |
if (isquote(*line->elements[1].item)) |
1292 |
memmove(line->elements[1].item, line->elements[1].item + 1, |
memmove(line->elements[1].item, line->elements[1].item + 1, |
1293 |
strlen(line->elements[1].item + 1) + 1); |
strlen(line->elements[1].item + 1) + 1); |
1294 |
|
|
1295 |
last = line->numElements - 1; |
last = line->numElements - 1; |
1296 |
len = strlen(line->elements[last].item) - 1; |
len = strlen(line->elements[last].item) - 1; |
1297 |
if (line->elements[last].item[len] == '"') |
if (isquote(line->elements[last].item[len])) |
1298 |
line->elements[last].item[len] = '\0'; |
line->elements[last].item[len] = '\0'; |
1299 |
} |
} |
1300 |
} |
} |
1332 |
entry->lines = line; |
entry->lines = line; |
1333 |
else |
else |
1334 |
last->next = line; |
last->next = line; |
1335 |
dbgPrintf("readConfig added %d to %p\n", line->type, entry); |
dbgPrintf("readConfig added %s to %p\n", getKeyByType(line->type, cfi), entry); |
1336 |
|
|
1337 |
|
/* we could have seen this outside of an entry... if so, we |
1338 |
|
* ignore it like any other line we don't grok */ |
1339 |
|
if (line->type == LT_ENTRY_END && sawEntry) |
1340 |
|
sawEntry = 0; |
1341 |
} else { |
} else { |
1342 |
if (!cfg->theLines) |
if (!cfg->theLines) |
1343 |
cfg->theLines = line; |
cfg->theLines = line; |
1344 |
else |
else |
1345 |
last->next = line; |
last->next = line; |
1346 |
dbgPrintf("readConfig added %d to cfg\n", line->type); |
dbgPrintf("readConfig added %s to cfg\n", getKeyByType(line->type, cfi)); |
1347 |
} |
} |
1348 |
|
|
1349 |
last = line; |
last = line; |
1351 |
|
|
1352 |
free(incoming); |
free(incoming); |
1353 |
|
|
1354 |
|
dbgPrintf("defaultLine is %s\n", defaultLine ? "set" : "unset"); |
1355 |
if (defaultLine) { |
if (defaultLine) { |
1356 |
if (cfi->defaultSupportSaved && |
if (defaultLine->numElements > 2 && |
1357 |
|
cfi->defaultSupportSaved && |
1358 |
|
!strncmp(defaultLine->elements[2].item,"\"${saved_entry}\"", 16)) { |
1359 |
|
cfg->cfi->defaultIsSaved = 1; |
1360 |
|
cfg->defaultImage = DEFAULT_SAVED_GRUB2; |
1361 |
|
if (cfg->cfi->getEnv) { |
1362 |
|
char *defTitle = cfi->getEnv(cfg->cfi, "saved_entry"); |
1363 |
|
if (defTitle) { |
1364 |
|
int index = 0; |
1365 |
|
entry = findEntryByTitle(cfg, defTitle, &index); |
1366 |
|
if (entry) |
1367 |
|
cfg->defaultImage = index; |
1368 |
|
} |
1369 |
|
} |
1370 |
|
} else if (cfi->defaultIsVariable) { |
1371 |
|
char *value = defaultLine->elements[2].item; |
1372 |
|
while (*value && (*value == '"' || *value == '\'' || |
1373 |
|
*value == ' ' || *value == '\t')) |
1374 |
|
value++; |
1375 |
|
cfg->defaultImage = strtol(value, &end, 10); |
1376 |
|
while (*end && (*end == '"' || *end == '\'' || |
1377 |
|
*end == ' ' || *end == '\t')) |
1378 |
|
end++; |
1379 |
|
if (*end) cfg->defaultImage = -1; |
1380 |
|
} else if (cfi->defaultSupportSaved && |
1381 |
!strncmp(defaultLine->elements[1].item, "saved", 5)) { |
!strncmp(defaultLine->elements[1].item, "saved", 5)) { |
1382 |
cfg->defaultImage = DEFAULT_SAVED; |
cfg->defaultImage = DEFAULT_SAVED; |
1383 |
} else if (cfi->defaultIsIndex) { |
} else if (cfi->defaultIsIndex) { |
1384 |
cfg->defaultImage = strtol(defaultLine->elements[1].item, &end, 10); |
cfg->defaultImage = strtol(defaultLine->elements[1].item, &end, 10); |
1385 |
if (*end) cfg->defaultImage = -1; |
if (*end) cfg->defaultImage = -1; |
1386 |
} else if (defaultLine->numElements >= 2) { |
} else if (defaultLine->numElements >= 2) { |
1387 |
i = 0; |
int i = 0; |
1388 |
while ((entry = findEntryByIndex(cfg, i))) { |
while ((entry = findEntryByIndex(cfg, i))) { |
1389 |
for (line = entry->lines; line; line = line->next) |
for (line = entry->lines; line; line = line->next) |
1390 |
if (line->type == LT_TITLE) break; |
if (line->type == LT_TITLE) break; |
1407 |
cfg->defaultImage = -1; |
cfg->defaultImage = -1; |
1408 |
} |
} |
1409 |
} |
} |
1410 |
|
} else if (cfg->cfi->defaultIsSaved && cfg->cfi->getEnv) { |
1411 |
|
char *defTitle = cfi->getEnv(cfg->cfi, "saved_entry"); |
1412 |
|
if (defTitle) { |
1413 |
|
int index = 0; |
1414 |
|
entry = findEntryByTitle(cfg, defTitle, &index); |
1415 |
|
if (entry) |
1416 |
|
cfg->defaultImage = index; |
1417 |
|
} |
1418 |
} else { |
} else { |
1419 |
cfg->defaultImage = 0; |
cfg->defaultImage = 0; |
1420 |
} |
} |
1432 |
|
|
1433 |
if (cfg->defaultImage == DEFAULT_SAVED) |
if (cfg->defaultImage == DEFAULT_SAVED) |
1434 |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
1435 |
else if (cfg->defaultImage > -1) { |
else if (cfg->cfi->defaultIsSaved) { |
1436 |
|
fprintf(out, "%sset default=\"${saved_entry}\"\n", indent); |
1437 |
|
if (cfg->defaultImage >= 0 && cfg->cfi->setEnv) { |
1438 |
|
char *title; |
1439 |
|
entry = findEntryByIndex(cfg, cfg->defaultImage); |
1440 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
1441 |
|
if (!line) |
1442 |
|
line = getLineByType(LT_TITLE, entry->lines); |
1443 |
|
if (line) { |
1444 |
|
title = extractTitle(line); |
1445 |
|
if (title) |
1446 |
|
cfg->cfi->setEnv(cfg->cfi, "saved_entry", title); |
1447 |
|
} |
1448 |
|
} |
1449 |
|
} else if (cfg->defaultImage > -1) { |
1450 |
if (cfg->cfi->defaultIsIndex) { |
if (cfg->cfi->defaultIsIndex) { |
1451 |
fprintf(out, "%sdefault%s%d\n", indent, separator, |
if (cfg->cfi->defaultIsVariable) { |
1452 |
cfg->defaultImage); |
fprintf(out, "%sset default=\"%d\"\n", indent, |
1453 |
|
cfg->defaultImage); |
1454 |
|
} else { |
1455 |
|
fprintf(out, "%sdefault%s%d\n", indent, separator, |
1456 |
|
cfg->defaultImage); |
1457 |
|
} |
1458 |
} else { |
} else { |
1459 |
int image = cfg->defaultImage; |
int image = cfg->defaultImage; |
1460 |
|
|
1506 |
|
|
1507 |
/* most likely the symlink is relative, so change our |
/* most likely the symlink is relative, so change our |
1508 |
directory to the dir of the symlink */ |
directory to the dir of the symlink */ |
1509 |
rc = chdir(dirname(strdupa(outName))); |
char *dir = strdupa(outName); |
1510 |
|
rc = chdir(dirname(dir)); |
1511 |
do { |
do { |
1512 |
buf = alloca(len + 1); |
buf = alloca(len + 1); |
1513 |
rc = readlink(basename(outName), buf, len); |
rc = readlink(basename(outName), buf, len); |
1545 |
} |
} |
1546 |
|
|
1547 |
line = cfg->theLines; |
line = cfg->theLines; |
1548 |
|
struct keywordTypes *defaultKw = getKeywordByType(LT_DEFAULT, cfg->cfi); |
1549 |
while (line) { |
while (line) { |
1550 |
if (line->type == LT_DEFAULT) { |
if (line->type == LT_SET_VARIABLE && defaultKw && |
1551 |
|
line->numElements == 3 && |
1552 |
|
!strcmp(line->elements[1].item, defaultKw->key) && |
1553 |
|
!is_special_grub2_variable(line->elements[2].item)) { |
1554 |
|
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
1555 |
|
needs &= ~MAIN_DEFAULT; |
1556 |
|
} else if (line->type == LT_DEFAULT) { |
1557 |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
1558 |
needs &= ~MAIN_DEFAULT; |
needs &= ~MAIN_DEFAULT; |
1559 |
} else if (line->type == LT_FALLBACK) { |
} else if (line->type == LT_FALLBACK) { |
1621 |
return i; |
return i; |
1622 |
} |
} |
1623 |
|
|
1624 |
|
static char *findDiskForRoot() |
1625 |
|
{ |
1626 |
|
int fd; |
1627 |
|
char buf[65536]; |
1628 |
|
char *devname; |
1629 |
|
char *chptr; |
1630 |
|
int rc; |
1631 |
|
|
1632 |
|
if ((fd = open(_PATH_MOUNTED, O_RDONLY)) < 0) { |
1633 |
|
fprintf(stderr, "grubby: failed to open %s: %s\n", |
1634 |
|
_PATH_MOUNTED, strerror(errno)); |
1635 |
|
return NULL; |
1636 |
|
} |
1637 |
|
|
1638 |
|
rc = read(fd, buf, sizeof(buf) - 1); |
1639 |
|
if (rc <= 0) { |
1640 |
|
fprintf(stderr, "grubby: failed to read %s: %s\n", |
1641 |
|
_PATH_MOUNTED, strerror(errno)); |
1642 |
|
close(fd); |
1643 |
|
return NULL; |
1644 |
|
} |
1645 |
|
close(fd); |
1646 |
|
buf[rc] = '\0'; |
1647 |
|
chptr = buf; |
1648 |
|
|
1649 |
|
char *foundanswer = NULL; |
1650 |
|
|
1651 |
|
while (chptr && chptr != buf+rc) { |
1652 |
|
devname = chptr; |
1653 |
|
|
1654 |
|
/* |
1655 |
|
* The first column of a mtab entry is the device, but if the entry is a |
1656 |
|
* special device it won't start with /, so move on to the next line. |
1657 |
|
*/ |
1658 |
|
if (*devname != '/') { |
1659 |
|
chptr = strchr(chptr, '\n'); |
1660 |
|
if (chptr) |
1661 |
|
chptr++; |
1662 |
|
continue; |
1663 |
|
} |
1664 |
|
|
1665 |
|
/* Seek to the next space */ |
1666 |
|
chptr = strchr(chptr, ' '); |
1667 |
|
if (!chptr) { |
1668 |
|
fprintf(stderr, "grubby: error parsing %s: %s\n", |
1669 |
|
_PATH_MOUNTED, strerror(errno)); |
1670 |
|
return NULL; |
1671 |
|
} |
1672 |
|
|
1673 |
|
/* |
1674 |
|
* The second column of a mtab entry is the mount point, we are looking |
1675 |
|
* for '/' obviously. |
1676 |
|
*/ |
1677 |
|
if (*(++chptr) == '/' && *(++chptr) == ' ') { |
1678 |
|
/* remember the last / entry in mtab */ |
1679 |
|
foundanswer = devname; |
1680 |
|
} |
1681 |
|
|
1682 |
|
/* Next line */ |
1683 |
|
chptr = strchr(chptr, '\n'); |
1684 |
|
if (chptr) |
1685 |
|
chptr++; |
1686 |
|
} |
1687 |
|
|
1688 |
|
/* Return the last / entry found */ |
1689 |
|
if (foundanswer) { |
1690 |
|
chptr = strchr(foundanswer, ' '); |
1691 |
|
*chptr = '\0'; |
1692 |
|
return strdup(foundanswer); |
1693 |
|
} |
1694 |
|
|
1695 |
|
return NULL; |
1696 |
|
} |
1697 |
|
|
1698 |
|
void printEntry(struct singleEntry * entry, FILE *f) { |
1699 |
|
int i; |
1700 |
|
struct singleLine * line; |
1701 |
|
|
1702 |
|
for (line = entry->lines; line; line = line->next) { |
1703 |
|
log_message(f, "DBG: %s", line->indent); |
1704 |
|
for (i = 0; i < line->numElements; i++) { |
1705 |
|
/* Need to handle this, because we strip the quotes from |
1706 |
|
* menuentry when read it. */ |
1707 |
|
if (line->type == LT_MENUENTRY && i == 1) { |
1708 |
|
if(!isquote(*line->elements[i].item)) |
1709 |
|
log_message(f, "\'%s\'", line->elements[i].item); |
1710 |
|
else |
1711 |
|
log_message(f, "%s", line->elements[i].item); |
1712 |
|
log_message(f, "%s", line->elements[i].indent); |
1713 |
|
|
1714 |
|
continue; |
1715 |
|
} |
1716 |
|
|
1717 |
|
log_message(f, "%s%s", |
1718 |
|
line->elements[i].item, line->elements[i].indent); |
1719 |
|
} |
1720 |
|
log_message(f, "\n"); |
1721 |
|
} |
1722 |
|
} |
1723 |
|
|
1724 |
|
void notSuitablePrintf(struct singleEntry * entry, int okay, const char *fmt, ...) |
1725 |
|
{ |
1726 |
|
static int once; |
1727 |
|
va_list argp, argq; |
1728 |
|
|
1729 |
|
va_start(argp, fmt); |
1730 |
|
|
1731 |
|
va_copy(argq, argp); |
1732 |
|
if (!once) { |
1733 |
|
log_time(NULL); |
1734 |
|
log_message(NULL, "command line: %s\n", saved_command_line); |
1735 |
|
} |
1736 |
|
log_message(NULL, "DBG: Image entry %s: ", okay ? "succeeded" : "failed"); |
1737 |
|
log_vmessage(NULL, fmt, argq); |
1738 |
|
|
1739 |
|
printEntry(entry, NULL); |
1740 |
|
va_end(argq); |
1741 |
|
|
1742 |
|
if (!debug) { |
1743 |
|
once = 1; |
1744 |
|
va_end(argp); |
1745 |
|
return; |
1746 |
|
} |
1747 |
|
|
1748 |
|
if (okay) { |
1749 |
|
va_end(argp); |
1750 |
|
return; |
1751 |
|
} |
1752 |
|
|
1753 |
|
if (!once) |
1754 |
|
log_message(stderr, "DBG: command line: %s\n", saved_command_line); |
1755 |
|
once = 1; |
1756 |
|
fprintf(stderr, "DBG: Image entry failed: "); |
1757 |
|
vfprintf(stderr, fmt, argp); |
1758 |
|
printEntry(entry, stderr); |
1759 |
|
va_end(argp); |
1760 |
|
} |
1761 |
|
|
1762 |
|
#define beginswith(s, c) ((s) && (s)[0] == (c)) |
1763 |
|
|
1764 |
|
static int endswith(const char *s, char c) |
1765 |
|
{ |
1766 |
|
int slen; |
1767 |
|
|
1768 |
|
if (!s || !s[0]) |
1769 |
|
return 0; |
1770 |
|
slen = strlen(s) - 1; |
1771 |
|
|
1772 |
|
return s[slen] == c; |
1773 |
|
} |
1774 |
|
|
1775 |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
1776 |
int skipRemoved, int flags) { |
int skipRemoved, int flags) { |
1777 |
struct singleLine * line; |
struct singleLine * line; |
1778 |
char * fullName; |
char * fullName; |
1779 |
int i; |
int i; |
|
struct stat sb, sb2; |
|
1780 |
char * dev; |
char * dev; |
1781 |
char * rootspec; |
char * rootspec; |
1782 |
|
char * rootdev; |
1783 |
|
|
1784 |
if (skipRemoved && entry->skip) return 0; |
if (skipRemoved && entry->skip) { |
1785 |
|
notSuitablePrintf(entry, 0, "marked to skip\n"); |
1786 |
|
return 0; |
1787 |
|
} |
1788 |
|
|
1789 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
1790 |
if (!line || line->numElements < 2) return 0; |
if (!line) { |
1791 |
|
notSuitablePrintf(entry, 0, "no line found\n"); |
1792 |
|
return 0; |
1793 |
|
} |
1794 |
|
if (line->numElements < 2) { |
1795 |
|
notSuitablePrintf(entry, 0, "line has only %d elements\n", |
1796 |
|
line->numElements); |
1797 |
|
return 0; |
1798 |
|
} |
1799 |
|
|
1800 |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
if (flags & GRUBBY_BADIMAGE_OKAY) { |
1801 |
|
notSuitablePrintf(entry, 1, "\n"); |
1802 |
|
return 1; |
1803 |
|
} |
1804 |
|
|
1805 |
fullName = alloca(strlen(bootPrefix) + |
fullName = alloca(strlen(bootPrefix) + |
1806 |
strlen(line->elements[1].item) + 1); |
strlen(line->elements[1].item) + 1); |
1807 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1808 |
sprintf(fullName, "%s%s", bootPrefix, |
int rootspec_offset = rootspec ? strlen(rootspec) : 0; |
1809 |
line->elements[1].item + (rootspec ? strlen(rootspec) : 0)); |
int hasslash = endswith(bootPrefix, '/') || |
1810 |
if (access(fullName, R_OK)) return 0; |
beginswith(line->elements[1].item + rootspec_offset, '/'); |
1811 |
|
sprintf(fullName, "%s%s%s", bootPrefix, hasslash ? "" : "/", |
1812 |
|
line->elements[1].item + rootspec_offset); |
1813 |
|
if (access(fullName, R_OK)) { |
1814 |
|
notSuitablePrintf(entry, 0, "access to %s failed\n", fullName); |
1815 |
|
return 0; |
1816 |
|
} |
1817 |
for (i = 2; i < line->numElements; i++) |
for (i = 2; i < line->numElements; i++) |
1818 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1819 |
if (i < line->numElements) { |
if (i < line->numElements) { |
1831 |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
1832 |
|
|
1833 |
/* failed to find one */ |
/* failed to find one */ |
1834 |
if (!line) return 0; |
if (!line) { |
1835 |
|
notSuitablePrintf(entry, 0, "no line found\n"); |
1836 |
|
return 0; |
1837 |
|
} |
1838 |
|
|
1839 |
for (i = 1; i < line->numElements; i++) |
for (i = 1; i < line->numElements; i++) |
1840 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1841 |
if (i < line->numElements) |
if (i < line->numElements) |
1842 |
dev = line->elements[i].item + 5; |
dev = line->elements[i].item + 5; |
1843 |
else { |
else { |
1844 |
|
notSuitablePrintf(entry, 0, "no root= entry found\n"); |
1845 |
/* it failed too... can't find root= */ |
/* it failed too... can't find root= */ |
1846 |
return 0; |
return 0; |
1847 |
} |
} |
1849 |
} |
} |
1850 |
|
|
1851 |
dev = getpathbyspec(dev); |
dev = getpathbyspec(dev); |
1852 |
if (!dev) |
if (!getpathbyspec(dev)) { |
1853 |
|
notSuitablePrintf(entry, 0, "can't find blkid entry for %s\n", dev); |
1854 |
return 0; |
return 0; |
1855 |
|
} else |
1856 |
|
dev = getpathbyspec(dev); |
1857 |
|
|
1858 |
i = stat(dev, &sb); |
rootdev = findDiskForRoot(); |
1859 |
if (i) |
if (!rootdev) { |
1860 |
|
notSuitablePrintf(entry, 0, "can't find root device\n"); |
1861 |
return 0; |
return 0; |
1862 |
|
} |
1863 |
|
|
1864 |
stat("/", &sb2); |
if (!getuuidbydev(rootdev) || !getuuidbydev(dev)) { |
1865 |
|
notSuitablePrintf(entry, 0, "uuid missing: rootdev %s, dev %s\n", |
1866 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1867 |
|
free(rootdev); |
1868 |
|
return 0; |
1869 |
|
} |
1870 |
|
|
1871 |
if (sb.st_rdev != sb2.st_dev) |
if (strcmp(getuuidbydev(rootdev), getuuidbydev(dev))) { |
1872 |
|
notSuitablePrintf(entry, 0, "uuid mismatch: rootdev %s, dev %s\n", |
1873 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1874 |
|
free(rootdev); |
1875 |
return 0; |
return 0; |
1876 |
|
} |
1877 |
|
|
1878 |
|
free(rootdev); |
1879 |
|
notSuitablePrintf(entry, 1, "\n"); |
1880 |
|
|
1881 |
return 1; |
return 1; |
1882 |
} |
} |
1920 |
entry = findEntryByIndex(config, indexVars[i]); |
entry = findEntryByIndex(config, indexVars[i]); |
1921 |
if (!entry) return NULL; |
if (!entry) return NULL; |
1922 |
|
|
1923 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
1924 |
if (!line) return NULL; |
if (!line) return NULL; |
1925 |
|
|
1926 |
if (index) *index = indexVars[i]; |
if (index) *index = indexVars[i]; |
1958 |
|
|
1959 |
if (!strncmp(kernel, "TITLE=", 6)) { |
if (!strncmp(kernel, "TITLE=", 6)) { |
1960 |
prefix = ""; |
prefix = ""; |
1961 |
checkType = LT_TITLE; |
checkType = LT_TITLE|LT_MENUENTRY; |
1962 |
kernel += 6; |
kernel += 6; |
1963 |
} |
} |
1964 |
|
|
1969 |
|
|
1970 |
/* check all the lines matching checkType */ |
/* check all the lines matching checkType */ |
1971 |
for (line = entry->lines; line; line = line->next) { |
for (line = entry->lines; line; line = line->next) { |
1972 |
line = getLineByType(entry->multiboot && checkType == LT_KERNEL ? |
enum lineType_e ct = checkType; |
1973 |
LT_KERNEL|LT_MBMODULE|LT_HYPER : |
if (entry->multiboot && checkType == LT_KERNEL) |
1974 |
checkType, line); |
ct = LT_KERNEL|LT_KERNEL_EFI|LT_MBMODULE|LT_HYPER; |
1975 |
if (!line) break; /* not found in this entry */ |
else if (checkType & LT_KERNEL) |
1976 |
|
ct = checkType | LT_KERNEL_EFI; |
1977 |
|
line = getLineByType(ct, line); |
1978 |
|
if (!line) |
1979 |
|
break; /* not found in this entry */ |
1980 |
|
|
1981 |
if (line && line->numElements >= 2) { |
if (line && line->type != LT_MENUENTRY && |
1982 |
|
line->numElements >= 2) { |
1983 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1984 |
if (!strcmp(line->elements[1].item + |
if (!strcmp(line->elements[1].item + |
1985 |
((rootspec != NULL) ? strlen(rootspec) : 0), |
((rootspec != NULL) ? strlen(rootspec) : 0), |
1986 |
kernel + strlen(prefix))) |
kernel + strlen(prefix))) |
1987 |
break; |
break; |
1988 |
} |
} |
1989 |
|
if(line->type == LT_MENUENTRY && |
1990 |
|
!strcmp(line->elements[1].item, kernel)) |
1991 |
|
break; |
1992 |
} |
} |
1993 |
|
|
1994 |
/* make sure this entry has a kernel identifier; this skips |
/* make sure this entry has a kernel identifier; this skips |
1995 |
* non-Linux boot entries (could find netbsd etc, though, which is |
* non-Linux boot entries (could find netbsd etc, though, which is |
1996 |
* unfortunate) |
* unfortunate) |
1997 |
*/ |
*/ |
1998 |
if (line && getLineByType(LT_KERNEL|LT_HYPER, entry->lines)) |
if (line && getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines)) |
1999 |
break; /* found 'im! */ |
break; /* found 'im! */ |
2000 |
} |
} |
2001 |
|
|
2005 |
return entry; |
return entry; |
2006 |
} |
} |
2007 |
|
|
2008 |
|
struct singleEntry * findEntryByTitle(struct grubConfig * cfg, char *title, |
2009 |
|
int * index) { |
2010 |
|
struct singleEntry * entry; |
2011 |
|
struct singleLine * line; |
2012 |
|
int i; |
2013 |
|
char * newtitle; |
2014 |
|
|
2015 |
|
for (i = 0, entry = cfg->entries; entry; entry = entry->next, i++) { |
2016 |
|
if (index && i < *index) |
2017 |
|
continue; |
2018 |
|
line = getLineByType(LT_TITLE, entry->lines); |
2019 |
|
if (!line) |
2020 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
2021 |
|
if (!line) |
2022 |
|
continue; |
2023 |
|
newtitle = grub2ExtractTitle(line); |
2024 |
|
if (!newtitle) |
2025 |
|
continue; |
2026 |
|
if (!strcmp(title, newtitle)) |
2027 |
|
break; |
2028 |
|
} |
2029 |
|
|
2030 |
|
if (!entry) |
2031 |
|
return NULL; |
2032 |
|
|
2033 |
|
if (index) |
2034 |
|
*index = i; |
2035 |
|
return entry; |
2036 |
|
} |
2037 |
|
|
2038 |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index) { |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index) { |
2039 |
struct singleEntry * entry; |
struct singleEntry * entry; |
2040 |
|
|
2057 |
struct singleEntry * entry, * entry2; |
struct singleEntry * entry, * entry2; |
2058 |
int index; |
int index; |
2059 |
|
|
2060 |
if (cfg->defaultImage > -1) { |
if (cfg->cfi->defaultIsSaved) { |
2061 |
|
if (cfg->cfi->getEnv) { |
2062 |
|
char *defTitle = cfg->cfi->getEnv(cfg->cfi, "saved_entry"); |
2063 |
|
if (defTitle) { |
2064 |
|
int index = 0; |
2065 |
|
entry = findEntryByTitle(cfg, defTitle, &index); |
2066 |
|
} |
2067 |
|
} |
2068 |
|
} else if (cfg->defaultImage > -1) { |
2069 |
entry = findEntryByIndex(cfg, cfg->defaultImage); |
entry = findEntryByIndex(cfg, cfg->defaultImage); |
2070 |
if (entry && suitableImage(entry, prefix, skipRemoved, flags)) { |
if (entry && suitableImage(entry, prefix, skipRemoved, flags)) { |
2071 |
if (indexPtr) *indexPtr = cfg->defaultImage; |
if (indexPtr) *indexPtr = cfg->defaultImage; |
2118 |
const char * prefix) { |
const char * prefix) { |
2119 |
struct singleEntry * entry; |
struct singleEntry * entry; |
2120 |
|
|
2121 |
if (!image) return; |
if (!image) |
2122 |
|
return; |
2123 |
|
|
2124 |
|
/* check and see if we're removing the default image */ |
2125 |
|
if (isdigit(*image)) { |
2126 |
|
entry = findEntryByPath(cfg, image, prefix, NULL); |
2127 |
|
if(entry) |
2128 |
|
entry->skip = 1; |
2129 |
|
return; |
2130 |
|
} |
2131 |
|
|
2132 |
while ((entry = findEntryByPath(cfg, image, prefix, NULL))) |
while ((entry = findEntryByPath(cfg, image, prefix, NULL))) |
2133 |
entry->skip = 1; |
entry->skip = 1; |
2135 |
|
|
2136 |
void setDefaultImage(struct grubConfig * config, int hasNew, |
void setDefaultImage(struct grubConfig * config, int hasNew, |
2137 |
const char * defaultKernelPath, int newIsDefault, |
const char * defaultKernelPath, int newIsDefault, |
2138 |
const char * prefix, int flags) { |
const char * prefix, int flags, int index) { |
2139 |
struct singleEntry * entry, * entry2, * newDefault; |
struct singleEntry * entry, * entry2, * newDefault; |
2140 |
int i, j; |
int i, j; |
2141 |
|
|
2142 |
if (newIsDefault) { |
if (newIsDefault) { |
2143 |
config->defaultImage = 0; |
config->defaultImage = 0; |
2144 |
return; |
return; |
2145 |
|
} else if ((index >= 0) && config->cfi->defaultIsIndex) { |
2146 |
|
if (findEntryByIndex(config, index)) |
2147 |
|
config->defaultImage = index; |
2148 |
|
else |
2149 |
|
config->defaultImage = -1; |
2150 |
|
return; |
2151 |
} else if (defaultKernelPath) { |
} else if (defaultKernelPath) { |
2152 |
i = 0; |
i = 0; |
2153 |
if (findEntryByPath(config, defaultKernelPath, prefix, &i)) { |
if (findEntryByPath(config, defaultKernelPath, prefix, &i)) { |
2160 |
|
|
2161 |
/* defaultImage now points to what we'd like to use, but before any order |
/* defaultImage now points to what we'd like to use, but before any order |
2162 |
changes */ |
changes */ |
2163 |
if (config->defaultImage == DEFAULT_SAVED) |
if ((config->defaultImage == DEFAULT_SAVED) || |
2164 |
|
(config->defaultImage == DEFAULT_SAVED_GRUB2)) |
2165 |
/* default is set to saved, we don't want to change it */ |
/* default is set to saved, we don't want to change it */ |
2166 |
return; |
return; |
2167 |
|
|
2222 |
|
|
2223 |
printf("index=%d\n", index); |
printf("index=%d\n", index); |
2224 |
|
|
2225 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
2226 |
if (!line) { |
if (!line) { |
2227 |
printf("non linux entry\n"); |
printf("non linux entry\n"); |
2228 |
return; |
return; |
2229 |
} |
} |
2230 |
|
|
2231 |
printf("kernel=%s\n", line->elements[1].item); |
if (!strncmp(prefix, line->elements[1].item, strlen(prefix))) |
2232 |
|
printf("kernel=%s\n", line->elements[1].item); |
2233 |
|
else |
2234 |
|
printf("kernel=%s%s\n", prefix, line->elements[1].item); |
2235 |
|
|
2236 |
if (line->numElements >= 3) { |
if (line->numElements >= 3) { |
2237 |
printf("args=\""); |
printf("args=\""); |
2287 |
printf("root=%s\n", s); |
printf("root=%s\n", s); |
2288 |
} |
} |
2289 |
|
|
2290 |
line = getLineByType(LT_INITRD, entry->lines); |
line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines); |
2291 |
|
|
2292 |
if (line && line->numElements >= 2) { |
if (line && line->numElements >= 2) { |
2293 |
printf("initrd=%s", prefix); |
if (!strncmp(prefix, line->elements[1].item, strlen(prefix))) |
2294 |
|
printf("initrd="); |
2295 |
|
else |
2296 |
|
printf("initrd=%s", prefix); |
2297 |
|
|
2298 |
for (i = 1; i < line->numElements; i++) |
for (i = 1; i < line->numElements; i++) |
2299 |
printf("%s%s", line->elements[i].item, line->elements[i].indent); |
printf("%s%s", line->elements[i].item, line->elements[i].indent); |
2300 |
printf("\n"); |
printf("\n"); |
2301 |
} |
} |
2302 |
|
|
2303 |
|
line = getLineByType(LT_TITLE, entry->lines); |
2304 |
|
if (line) { |
2305 |
|
printf("title=%s\n", line->elements[1].item); |
2306 |
|
} else { |
2307 |
|
char * title; |
2308 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
2309 |
|
title = grub2ExtractTitle(line); |
2310 |
|
if (title) |
2311 |
|
printf("title=%s\n", title); |
2312 |
|
} |
2313 |
|
} |
2314 |
|
|
2315 |
|
int isSuseSystem(void) { |
2316 |
|
const char * path; |
2317 |
|
const static char default_path[] = "/etc/SuSE-release"; |
2318 |
|
|
2319 |
|
if ((path = getenv("GRUBBY_SUSE_RELEASE")) == NULL) |
2320 |
|
path = default_path; |
2321 |
|
|
2322 |
|
if (!access(path, R_OK)) |
2323 |
|
return 1; |
2324 |
|
return 0; |
2325 |
|
} |
2326 |
|
|
2327 |
|
int isSuseGrubConf(const char * path) { |
2328 |
|
FILE * grubConf; |
2329 |
|
char * line = NULL; |
2330 |
|
size_t len = 0, res = 0; |
2331 |
|
|
2332 |
|
grubConf = fopen(path, "r"); |
2333 |
|
if (!grubConf) { |
2334 |
|
dbgPrintf("Could not open SuSE configuration file '%s'\n", path); |
2335 |
|
return 0; |
2336 |
|
} |
2337 |
|
|
2338 |
|
while ((res = getline(&line, &len, grubConf)) != -1) { |
2339 |
|
if (!strncmp(line, "setup", 5)) { |
2340 |
|
fclose(grubConf); |
2341 |
|
free(line); |
2342 |
|
return 1; |
2343 |
|
} |
2344 |
|
} |
2345 |
|
|
2346 |
|
dbgPrintf("SuSE configuration file '%s' does not appear to be valid\n", |
2347 |
|
path); |
2348 |
|
|
2349 |
|
fclose(grubConf); |
2350 |
|
free(line); |
2351 |
|
return 0; |
2352 |
|
} |
2353 |
|
|
2354 |
|
int suseGrubConfGetLba(const char * path, int * lbaPtr) { |
2355 |
|
FILE * grubConf; |
2356 |
|
char * line = NULL; |
2357 |
|
size_t res = 0, len = 0; |
2358 |
|
|
2359 |
|
if (!path) return 1; |
2360 |
|
if (!lbaPtr) return 1; |
2361 |
|
|
2362 |
|
grubConf = fopen(path, "r"); |
2363 |
|
if (!grubConf) return 1; |
2364 |
|
|
2365 |
|
while ((res = getline(&line, &len, grubConf)) != -1) { |
2366 |
|
if (line[res - 1] == '\n') |
2367 |
|
line[res - 1] = '\0'; |
2368 |
|
else if (len > res) |
2369 |
|
line[res] = '\0'; |
2370 |
|
else { |
2371 |
|
line = realloc(line, res + 1); |
2372 |
|
line[res] = '\0'; |
2373 |
|
} |
2374 |
|
|
2375 |
|
if (!strncmp(line, "setup", 5)) { |
2376 |
|
if (strstr(line, "--force-lba")) { |
2377 |
|
*lbaPtr = 1; |
2378 |
|
} else { |
2379 |
|
*lbaPtr = 0; |
2380 |
|
} |
2381 |
|
dbgPrintf("lba: %i\n", *lbaPtr); |
2382 |
|
break; |
2383 |
|
} |
2384 |
|
} |
2385 |
|
|
2386 |
|
free(line); |
2387 |
|
fclose(grubConf); |
2388 |
|
return 0; |
2389 |
|
} |
2390 |
|
|
2391 |
|
int suseGrubConfGetInstallDevice(const char * path, char ** devicePtr) { |
2392 |
|
FILE * grubConf; |
2393 |
|
char * line = NULL; |
2394 |
|
size_t res = 0, len = 0; |
2395 |
|
char * lastParamPtr = NULL; |
2396 |
|
char * secLastParamPtr = NULL; |
2397 |
|
char installDeviceNumber = '\0'; |
2398 |
|
char * bounds = NULL; |
2399 |
|
|
2400 |
|
if (!path) return 1; |
2401 |
|
if (!devicePtr) return 1; |
2402 |
|
|
2403 |
|
grubConf = fopen(path, "r"); |
2404 |
|
if (!grubConf) return 1; |
2405 |
|
|
2406 |
|
while ((res = getline(&line, &len, grubConf)) != -1) { |
2407 |
|
if (strncmp(line, "setup", 5)) |
2408 |
|
continue; |
2409 |
|
|
2410 |
|
if (line[res - 1] == '\n') |
2411 |
|
line[res - 1] = '\0'; |
2412 |
|
else if (len > res) |
2413 |
|
line[res] = '\0'; |
2414 |
|
else { |
2415 |
|
line = realloc(line, res + 1); |
2416 |
|
line[res] = '\0'; |
2417 |
|
} |
2418 |
|
|
2419 |
|
lastParamPtr = bounds = line + res; |
2420 |
|
|
2421 |
|
/* Last parameter in grub may be an optional IMAGE_DEVICE */ |
2422 |
|
while (!isspace(*lastParamPtr)) |
2423 |
|
lastParamPtr--; |
2424 |
|
lastParamPtr++; |
2425 |
|
|
2426 |
|
secLastParamPtr = lastParamPtr - 2; |
2427 |
|
dbgPrintf("lastParamPtr: %s\n", lastParamPtr); |
2428 |
|
|
2429 |
|
if (lastParamPtr + 3 > bounds) { |
2430 |
|
dbgPrintf("lastParamPtr going over boundary"); |
2431 |
|
fclose(grubConf); |
2432 |
|
free(line); |
2433 |
|
return 1; |
2434 |
|
} |
2435 |
|
if (!strncmp(lastParamPtr, "(hd", 3)) |
2436 |
|
lastParamPtr += 3; |
2437 |
|
dbgPrintf("lastParamPtr: %c\n", *lastParamPtr); |
2438 |
|
|
2439 |
|
/* |
2440 |
|
* Second last parameter will decide wether last parameter is |
2441 |
|
* an IMAGE_DEVICE or INSTALL_DEVICE |
2442 |
|
*/ |
2443 |
|
while (!isspace(*secLastParamPtr)) |
2444 |
|
secLastParamPtr--; |
2445 |
|
secLastParamPtr++; |
2446 |
|
|
2447 |
|
if (secLastParamPtr + 3 > bounds) { |
2448 |
|
dbgPrintf("secLastParamPtr going over boundary"); |
2449 |
|
fclose(grubConf); |
2450 |
|
free(line); |
2451 |
|
return 1; |
2452 |
|
} |
2453 |
|
dbgPrintf("secLastParamPtr: %s\n", secLastParamPtr); |
2454 |
|
if (!strncmp(secLastParamPtr, "(hd", 3)) { |
2455 |
|
secLastParamPtr += 3; |
2456 |
|
dbgPrintf("secLastParamPtr: %c\n", *secLastParamPtr); |
2457 |
|
installDeviceNumber = *secLastParamPtr; |
2458 |
|
} else { |
2459 |
|
installDeviceNumber = *lastParamPtr; |
2460 |
|
} |
2461 |
|
|
2462 |
|
*devicePtr = malloc(6); |
2463 |
|
snprintf(*devicePtr, 6, "(hd%c)", installDeviceNumber); |
2464 |
|
dbgPrintf("installDeviceNumber: %c\n", installDeviceNumber); |
2465 |
|
fclose(grubConf); |
2466 |
|
free(line); |
2467 |
|
return 0; |
2468 |
|
} |
2469 |
|
|
2470 |
|
free(line); |
2471 |
|
fclose(grubConf); |
2472 |
|
return 1; |
2473 |
|
} |
2474 |
|
|
2475 |
|
int grubGetBootFromDeviceMap(const char * device, |
2476 |
|
char ** bootPtr) { |
2477 |
|
FILE * deviceMap; |
2478 |
|
char * line = NULL; |
2479 |
|
size_t res = 0, len = 0; |
2480 |
|
char * devicePtr; |
2481 |
|
char * bounds = NULL; |
2482 |
|
const char * path; |
2483 |
|
const static char default_path[] = "/boot/grub/device.map"; |
2484 |
|
|
2485 |
|
if (!device) return 1; |
2486 |
|
if (!bootPtr) return 1; |
2487 |
|
|
2488 |
|
if ((path = getenv("GRUBBY_GRUB_DEVICE_MAP")) == NULL) |
2489 |
|
path = default_path; |
2490 |
|
|
2491 |
|
dbgPrintf("opening grub device.map file from: %s\n", path); |
2492 |
|
deviceMap = fopen(path, "r"); |
2493 |
|
if (!deviceMap) |
2494 |
|
return 1; |
2495 |
|
|
2496 |
|
while ((res = getline(&line, &len, deviceMap)) != -1) { |
2497 |
|
if (!strncmp(line, "#", 1)) |
2498 |
|
continue; |
2499 |
|
|
2500 |
|
if (line[res - 1] == '\n') |
2501 |
|
line[res - 1] = '\0'; |
2502 |
|
else if (len > res) |
2503 |
|
line[res] = '\0'; |
2504 |
|
else { |
2505 |
|
line = realloc(line, res + 1); |
2506 |
|
line[res] = '\0'; |
2507 |
|
} |
2508 |
|
|
2509 |
|
devicePtr = line; |
2510 |
|
bounds = line + res; |
2511 |
|
|
2512 |
|
while ((isspace(*line) && ((devicePtr + 1) <= bounds))) |
2513 |
|
devicePtr++; |
2514 |
|
dbgPrintf("device: %s\n", devicePtr); |
2515 |
|
|
2516 |
|
if (!strncmp(devicePtr, device, strlen(device))) { |
2517 |
|
devicePtr += strlen(device); |
2518 |
|
while (isspace(*devicePtr) && ((devicePtr + 1) <= bounds)) |
2519 |
|
devicePtr++; |
2520 |
|
|
2521 |
|
*bootPtr = strdup(devicePtr); |
2522 |
|
break; |
2523 |
|
} |
2524 |
|
} |
2525 |
|
|
2526 |
|
free(line); |
2527 |
|
fclose(deviceMap); |
2528 |
|
return 0; |
2529 |
|
} |
2530 |
|
|
2531 |
|
int suseGrubConfGetBoot(const char * path, char ** bootPtr) { |
2532 |
|
char * grubDevice; |
2533 |
|
|
2534 |
|
if (suseGrubConfGetInstallDevice(path, &grubDevice)) |
2535 |
|
dbgPrintf("error looking for grub installation device\n"); |
2536 |
|
else |
2537 |
|
dbgPrintf("grubby installation device: %s\n", grubDevice); |
2538 |
|
|
2539 |
|
if (grubGetBootFromDeviceMap(grubDevice, bootPtr)) |
2540 |
|
dbgPrintf("error looking for grub boot device\n"); |
2541 |
|
else |
2542 |
|
dbgPrintf("grubby boot device: %s\n", *bootPtr); |
2543 |
|
|
2544 |
|
free(grubDevice); |
2545 |
|
return 0; |
2546 |
|
} |
2547 |
|
|
2548 |
|
int parseSuseGrubConf(int * lbaPtr, char ** bootPtr) { |
2549 |
|
/* |
2550 |
|
* This SuSE grub configuration file at this location is not your average |
2551 |
|
* grub configuration file, but instead the grub commands used to setup |
2552 |
|
* grub on that system. |
2553 |
|
*/ |
2554 |
|
const char * path; |
2555 |
|
const static char default_path[] = "/etc/grub.conf"; |
2556 |
|
|
2557 |
|
if ((path = getenv("GRUBBY_SUSE_GRUB_CONF")) == NULL) |
2558 |
|
path = default_path; |
2559 |
|
|
2560 |
|
if (!isSuseGrubConf(path)) return 1; |
2561 |
|
|
2562 |
|
if (lbaPtr) { |
2563 |
|
*lbaPtr = 0; |
2564 |
|
if (suseGrubConfGetLba(path, lbaPtr)) |
2565 |
|
return 1; |
2566 |
|
} |
2567 |
|
|
2568 |
|
if (bootPtr) { |
2569 |
|
*bootPtr = NULL; |
2570 |
|
suseGrubConfGetBoot(path, bootPtr); |
2571 |
|
} |
2572 |
|
|
2573 |
|
return 0; |
2574 |
} |
} |
2575 |
|
|
2576 |
int parseSysconfigGrub(int * lbaPtr, char ** bootPtr) { |
int parseSysconfigGrub(int * lbaPtr, char ** bootPtr) { |
2621 |
} |
} |
2622 |
|
|
2623 |
void dumpSysconfigGrub(void) { |
void dumpSysconfigGrub(void) { |
2624 |
char * boot; |
char * boot = NULL; |
2625 |
int lba; |
int lba; |
2626 |
|
|
2627 |
if (!parseSysconfigGrub(&lba, &boot)) { |
if (isSuseSystem()) { |
2628 |
if (lba) printf("lba\n"); |
if (parseSuseGrubConf(&lba, &boot)) { |
2629 |
if (boot) printf("boot=%s\n", boot); |
free(boot); |
2630 |
|
return; |
2631 |
|
} |
2632 |
|
} else { |
2633 |
|
if (parseSysconfigGrub(&lba, &boot)) { |
2634 |
|
free(boot); |
2635 |
|
return; |
2636 |
|
} |
2637 |
|
} |
2638 |
|
|
2639 |
|
if (lba) printf("lba\n"); |
2640 |
|
if (boot) { |
2641 |
|
printf("boot=%s\n", boot); |
2642 |
|
free(boot); |
2643 |
} |
} |
2644 |
} |
} |
2645 |
|
|
2688 |
{ |
{ |
2689 |
struct singleLine * newLine = lineDup(tmplLine); |
struct singleLine * newLine = lineDup(tmplLine); |
2690 |
|
|
2691 |
|
if (isEfi && cfi == &grub2ConfigType) { |
2692 |
|
enum lineType_e old = newLine->type; |
2693 |
|
newLine->type = preferredLineType(newLine->type, cfi); |
2694 |
|
if (old != newLine->type) |
2695 |
|
newLine->elements[0].item = getKeyByType(newLine->type, cfi); |
2696 |
|
} |
2697 |
|
|
2698 |
if (val) { |
if (val) { |
2699 |
/* override the inherited value with our own. |
/* override the inherited value with our own. |
2700 |
* This is a little weak because it only applies to elements[1] |
* This is a little weak because it only applies to elements[1] |
2704 |
insertElement(newLine, val, 1, cfi); |
insertElement(newLine, val, 1, cfi); |
2705 |
|
|
2706 |
/* but try to keep the rootspec from the template... sigh */ |
/* but try to keep the rootspec from the template... sigh */ |
2707 |
if (tmplLine->type & (LT_HYPER|LT_KERNEL|LT_MBMODULE|LT_INITRD)) { |
if (tmplLine->type & (LT_HYPER|LT_KERNEL|LT_MBMODULE|LT_INITRD|LT_KERNEL_EFI|LT_INITRD_EFI)) { |
2708 |
char * rootspec = getRootSpecifier(tmplLine->elements[1].item); |
char * rootspec = getRootSpecifier(tmplLine->elements[1].item); |
2709 |
if (rootspec != NULL) { |
if (rootspec != NULL) { |
2710 |
free(newLine->elements[1].item); |
free(newLine->elements[1].item); |
2741 |
/* NB: This function shouldn't allocate items on the heap, rather on the |
/* NB: This function shouldn't allocate items on the heap, rather on the |
2742 |
* stack since it calls addLineTmpl which will make copies. |
* stack since it calls addLineTmpl which will make copies. |
2743 |
*/ |
*/ |
|
|
|
2744 |
if (type == LT_TITLE && cfi->titleBracketed) { |
if (type == LT_TITLE && cfi->titleBracketed) { |
2745 |
/* we're doing a bracketed title (zipl) */ |
/* we're doing a bracketed title (zipl) */ |
2746 |
tmpl.type = type; |
tmpl.type = type; |
2750 |
sprintf(tmpl.elements[0].item, "[%s]", val); |
sprintf(tmpl.elements[0].item, "[%s]", val); |
2751 |
tmpl.elements[0].indent = ""; |
tmpl.elements[0].indent = ""; |
2752 |
val = NULL; |
val = NULL; |
2753 |
|
} else if (type == LT_MENUENTRY) { |
2754 |
|
char *lineend = "--class gnu-linux --class gnu --class os {"; |
2755 |
|
if (!val) { |
2756 |
|
fprintf(stderr, "Line type LT_MENUENTRY requires a value\n"); |
2757 |
|
abort(); |
2758 |
|
} |
2759 |
|
kw = getKeywordByType(type, cfi); |
2760 |
|
if (!kw) { |
2761 |
|
fprintf(stderr, "Looking up keyword for unknown type %d\n", type); |
2762 |
|
abort(); |
2763 |
|
} |
2764 |
|
tmpl.indent = ""; |
2765 |
|
tmpl.type = type; |
2766 |
|
tmpl.numElements = 3; |
2767 |
|
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
2768 |
|
tmpl.elements[0].item = kw->key; |
2769 |
|
tmpl.elements[0].indent = alloca(2); |
2770 |
|
sprintf(tmpl.elements[0].indent, "%c", kw->nextChar); |
2771 |
|
tmpl.elements[1].item = (char *)val; |
2772 |
|
tmpl.elements[1].indent = alloca(2); |
2773 |
|
sprintf(tmpl.elements[1].indent, "%c", kw->nextChar); |
2774 |
|
tmpl.elements[2].item = alloca(strlen(lineend)+1); |
2775 |
|
strcpy(tmpl.elements[2].item, lineend); |
2776 |
|
tmpl.elements[2].indent = ""; |
2777 |
} else { |
} else { |
2778 |
kw = getKeywordByType(type, cfi); |
kw = getKeywordByType(type, cfi); |
2779 |
if (!kw) abort(); |
if (!kw) { |
2780 |
|
fprintf(stderr, "Looking up keyword for unknown type %d\n", type); |
2781 |
|
abort(); |
2782 |
|
} |
2783 |
tmpl.type = type; |
tmpl.type = type; |
2784 |
tmpl.numElements = val ? 2 : 1; |
tmpl.numElements = val ? 2 : 1; |
2785 |
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
tmpl.elements = alloca(sizeof(*tmpl.elements) * tmpl.numElements); |
2803 |
if (!line->next && !prev) prev = line; |
if (!line->next && !prev) prev = line; |
2804 |
} |
} |
2805 |
|
|
2806 |
if (prev == entry->lines) |
struct singleLine *menuEntry; |
2807 |
tmpl.indent = defaultIndent ?: ""; |
menuEntry = getLineByType(LT_MENUENTRY, entry->lines); |
2808 |
else |
if (tmpl.type == LT_ENTRY_END) { |
2809 |
tmpl.indent = prev->indent; |
if (menuEntry) |
2810 |
|
tmpl.indent = menuEntry->indent; |
2811 |
|
else |
2812 |
|
tmpl.indent = defaultIndent ?: ""; |
2813 |
|
} else if (tmpl.type != LT_MENUENTRY) { |
2814 |
|
if (menuEntry) |
2815 |
|
tmpl.indent = "\t"; |
2816 |
|
else if (prev == entry->lines) |
2817 |
|
tmpl.indent = defaultIndent ?: ""; |
2818 |
|
else |
2819 |
|
tmpl.indent = prev->indent; |
2820 |
|
} |
2821 |
|
|
2822 |
return addLineTmpl(entry, &tmpl, prev, val, cfi); |
return addLineTmpl(entry, &tmpl, prev, val, cfi); |
2823 |
} |
} |
2844 |
free(line); |
free(line); |
2845 |
} |
} |
2846 |
|
|
2847 |
|
static void requote(struct singleLine *tmplLine, struct configFileInfo * cfi) |
2848 |
|
{ |
2849 |
|
struct singleLine newLine = { |
2850 |
|
.indent = tmplLine->indent, |
2851 |
|
.type = tmplLine->type, |
2852 |
|
.next = tmplLine->next, |
2853 |
|
}; |
2854 |
|
int firstQuotedItem = -1; |
2855 |
|
int quoteLen = 0; |
2856 |
|
int j; |
2857 |
|
int element = 0; |
2858 |
|
char *c; |
2859 |
|
|
2860 |
|
c = malloc(strlen(tmplLine->elements[0].item) + 1); |
2861 |
|
strcpy(c, tmplLine->elements[0].item); |
2862 |
|
insertElement(&newLine, c, element++, cfi); |
2863 |
|
free(c); |
2864 |
|
c = NULL; |
2865 |
|
|
2866 |
|
for (j = 1; j < tmplLine->numElements; j++) { |
2867 |
|
if (firstQuotedItem == -1) { |
2868 |
|
quoteLen += strlen(tmplLine->elements[j].item); |
2869 |
|
|
2870 |
|
if (isquote(tmplLine->elements[j].item[0])) { |
2871 |
|
firstQuotedItem = j; |
2872 |
|
quoteLen += strlen(tmplLine->elements[j].indent); |
2873 |
|
} else { |
2874 |
|
c = malloc(quoteLen + 1); |
2875 |
|
strcpy(c, tmplLine->elements[j].item); |
2876 |
|
insertElement(&newLine, c, element++, cfi); |
2877 |
|
free(c); |
2878 |
|
quoteLen = 0; |
2879 |
|
} |
2880 |
|
} else { |
2881 |
|
int itemlen = strlen(tmplLine->elements[j].item); |
2882 |
|
quoteLen += itemlen; |
2883 |
|
quoteLen += strlen(tmplLine->elements[j].indent); |
2884 |
|
|
2885 |
|
if (isquote(tmplLine->elements[j].item[itemlen - 1])) { |
2886 |
|
c = malloc(quoteLen + 1); |
2887 |
|
c[0] = '\0'; |
2888 |
|
for (int i = firstQuotedItem; i < j+1; i++) { |
2889 |
|
strcat(c, tmplLine->elements[i].item); |
2890 |
|
strcat(c, tmplLine->elements[i].indent); |
2891 |
|
} |
2892 |
|
insertElement(&newLine, c, element++, cfi); |
2893 |
|
free(c); |
2894 |
|
|
2895 |
|
firstQuotedItem = -1; |
2896 |
|
quoteLen = 0; |
2897 |
|
} |
2898 |
|
} |
2899 |
|
} |
2900 |
|
while (tmplLine->numElements) |
2901 |
|
removeElement(tmplLine, 0); |
2902 |
|
if (tmplLine->elements) |
2903 |
|
free(tmplLine->elements); |
2904 |
|
|
2905 |
|
tmplLine->numElements = newLine.numElements; |
2906 |
|
tmplLine->elements = newLine.elements; |
2907 |
|
} |
2908 |
|
|
2909 |
static void insertElement(struct singleLine * line, |
static void insertElement(struct singleLine * line, |
2910 |
const char * item, int insertHere, |
const char * item, int insertHere, |
2911 |
struct configFileInfo * cfi) |
struct configFileInfo * cfi) |
3012 |
const char ** arg; |
const char ** arg; |
3013 |
int useKernelArgs, useRoot; |
int useKernelArgs, useRoot; |
3014 |
int firstElement; |
int firstElement; |
3015 |
int *usedElements, *usedArgs; |
int *usedElements; |
3016 |
int doreplace; |
int doreplace; |
3017 |
|
|
3018 |
if (!image) return 0; |
if (!image) return 0; |
3047 |
useRoot = (getKeywordByType(LT_ROOT, cfg->cfi) |
useRoot = (getKeywordByType(LT_ROOT, cfg->cfi) |
3048 |
&& !multibootArgs); |
&& !multibootArgs); |
3049 |
|
|
|
for (k = 0, arg = newArgs; *arg; arg++, k++) ; |
|
|
usedArgs = calloc(k, sizeof(*usedArgs)); |
|
|
|
|
3050 |
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
3051 |
|
|
3052 |
if (multibootArgs && !entry->multiboot) |
if (multibootArgs && !entry->multiboot) |
3074 |
firstElement = 2; |
firstElement = 2; |
3075 |
|
|
3076 |
} else { |
} else { |
3077 |
line = getLineByType(LT_KERNEL|LT_MBMODULE, entry->lines); |
line = getLineByType(LT_KERNEL|LT_MBMODULE|LT_KERNEL_EFI, entry->lines); |
3078 |
if (!line) { |
if (!line) { |
3079 |
/* no LT_KERNEL or LT_MBMODULE in this entry? */ |
/* no LT_KERNEL or LT_MBMODULE in this entry? */ |
3080 |
continue; |
continue; |
3122 |
usedElements = calloc(line->numElements, sizeof(*usedElements)); |
usedElements = calloc(line->numElements, sizeof(*usedElements)); |
3123 |
|
|
3124 |
for (k = 0, arg = newArgs; *arg; arg++, k++) { |
for (k = 0, arg = newArgs; *arg; arg++, k++) { |
|
if (usedArgs[k]) continue; |
|
3125 |
|
|
3126 |
doreplace = 1; |
doreplace = 1; |
3127 |
for (i = firstElement; i < line->numElements; i++) { |
for (i = firstElement; i < line->numElements; i++) { |
3136 |
continue; |
continue; |
3137 |
if (!argMatch(line->elements[i].item, *arg)) { |
if (!argMatch(line->elements[i].item, *arg)) { |
3138 |
usedElements[i]=1; |
usedElements[i]=1; |
|
usedArgs[k]=1; |
|
3139 |
break; |
break; |
3140 |
} |
} |
3141 |
} |
} |
3205 |
} |
} |
3206 |
} |
} |
3207 |
|
|
|
free(usedArgs); |
|
3208 |
free(newArgs); |
free(newArgs); |
3209 |
free(oldArgs); |
free(oldArgs); |
3210 |
|
|
3230 |
return rc; |
return rc; |
3231 |
} |
} |
3232 |
|
|
3233 |
|
int updateInitrd(struct grubConfig * cfg, const char * image, |
3234 |
|
const char * prefix, const char * initrd) { |
3235 |
|
struct singleEntry * entry; |
3236 |
|
struct singleLine * line, * kernelLine, *endLine = NULL; |
3237 |
|
int index = 0; |
3238 |
|
|
3239 |
|
if (!image) return 0; |
3240 |
|
|
3241 |
|
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
3242 |
|
kernelLine = getLineByType(LT_KERNEL|LT_KERNEL_EFI, entry->lines); |
3243 |
|
if (!kernelLine) continue; |
3244 |
|
|
3245 |
|
line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines); |
3246 |
|
if (line) |
3247 |
|
removeLine(entry, line); |
3248 |
|
if (prefix) { |
3249 |
|
int prefixLen = strlen(prefix); |
3250 |
|
if (!strncmp(initrd, prefix, prefixLen)) |
3251 |
|
initrd += prefixLen; |
3252 |
|
} |
3253 |
|
endLine = getLineByType(LT_ENTRY_END, entry->lines); |
3254 |
|
if (endLine) |
3255 |
|
removeLine(entry, endLine); |
3256 |
|
line = addLine(entry, cfg->cfi, preferredLineType(LT_INITRD, cfg->cfi), |
3257 |
|
kernelLine->indent, initrd); |
3258 |
|
if (!line) |
3259 |
|
return 1; |
3260 |
|
if (endLine) { |
3261 |
|
line = addLine(entry, cfg->cfi, LT_ENTRY_END, "", NULL); |
3262 |
|
if (!line) |
3263 |
|
return 1; |
3264 |
|
} |
3265 |
|
|
3266 |
|
break; |
3267 |
|
} |
3268 |
|
|
3269 |
|
return 0; |
3270 |
|
} |
3271 |
|
|
3272 |
int checkDeviceBootloader(const char * device, const unsigned char * boot) { |
int checkDeviceBootloader(const char * device, const unsigned char * boot) { |
3273 |
int fd; |
int fd; |
3274 |
unsigned char bootSect[512]; |
unsigned char bootSect[512]; |
3292 |
if (memcmp(boot, bootSect, 3)) |
if (memcmp(boot, bootSect, 3)) |
3293 |
return 0; |
return 0; |
3294 |
|
|
3295 |
if (boot[1] == 0xeb) { |
if (boot[1] == JMP_SHORT_OPCODE) { |
3296 |
offset = boot[2] + 2; |
offset = boot[2] + 2; |
3297 |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
3298 |
offset = (boot[3] << 8) + boot[2] + 2; |
offset = (boot[3] << 8) + boot[2] + 2; |
3299 |
} else if (boot[0] == 0xeb) { |
} else if (boot[0] == JMP_SHORT_OPCODE) { |
3300 |
offset = boot[1] + 2; |
offset = boot[1] + 2; |
3301 |
|
/* |
3302 |
|
* it looks like grub, when copying stage1 into the mbr, patches stage1 |
3303 |
|
* right after the JMP location, replacing other instructions such as |
3304 |
|
* JMPs for NOOPs. So, relax the check a little bit by skipping those |
3305 |
|
* different bytes. |
3306 |
|
*/ |
3307 |
|
if ((bootSect[offset + 1] == NOOP_OPCODE) |
3308 |
|
&& (bootSect[offset + 2] == NOOP_OPCODE)) { |
3309 |
|
offset = offset + 3; |
3310 |
|
} |
3311 |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
3312 |
offset = (boot[2] << 8) + boot[1] + 2; |
offset = (boot[2] << 8) + boot[1] + 2; |
3313 |
} else { |
} else { |
3449 |
return checkDeviceBootloader(line->elements[1].item, boot); |
return checkDeviceBootloader(line->elements[1].item, boot); |
3450 |
} |
} |
3451 |
|
|
3452 |
|
int checkForGrub2(struct grubConfig * config) { |
3453 |
|
if (!access("/etc/grub.d/", R_OK)) |
3454 |
|
return 2; |
3455 |
|
|
3456 |
|
return 1; |
3457 |
|
} |
3458 |
|
|
3459 |
int checkForGrub(struct grubConfig * config) { |
int checkForGrub(struct grubConfig * config) { |
3460 |
int fd; |
int fd; |
3461 |
unsigned char bootSect[512]; |
unsigned char bootSect[512]; |
3462 |
char * boot; |
char * boot; |
3463 |
|
int onSuse = isSuseSystem(); |
3464 |
|
|
3465 |
if (parseSysconfigGrub(NULL, &boot)) |
|
3466 |
return 0; |
if (onSuse) { |
3467 |
|
if (parseSuseGrubConf(NULL, &boot)) |
3468 |
|
return 0; |
3469 |
|
} else { |
3470 |
|
if (parseSysconfigGrub(NULL, &boot)) |
3471 |
|
return 0; |
3472 |
|
} |
3473 |
|
|
3474 |
/* assume grub is not installed -- not an error condition */ |
/* assume grub is not installed -- not an error condition */ |
3475 |
if (!boot) |
if (!boot) |
3488 |
} |
} |
3489 |
close(fd); |
close(fd); |
3490 |
|
|
3491 |
|
/* The more elaborate checks do not work on SuSE. The checks done |
3492 |
|
* seem to be reasonble (at least for now), so just return success |
3493 |
|
*/ |
3494 |
|
if (onSuse) |
3495 |
|
return 2; |
3496 |
|
|
3497 |
return checkDeviceBootloader(boot, bootSect); |
return checkDeviceBootloader(boot, bootSect); |
3498 |
} |
} |
3499 |
|
|
3527 |
return checkDeviceBootloader(boot, bootSect); |
return checkDeviceBootloader(boot, bootSect); |
3528 |
} |
} |
3529 |
|
|
3530 |
|
int checkForYaboot(struct grubConfig * config) { |
3531 |
|
/* |
3532 |
|
* This is a simplistic check that we consider good enough for own puporses |
3533 |
|
* |
3534 |
|
* If we were to properly check if yaboot is *installed* we'd need to: |
3535 |
|
* 1) get the system boot device (LT_BOOT) |
3536 |
|
* 2) considering it's a raw filesystem, check if the yaboot binary matches |
3537 |
|
* the content on the boot device |
3538 |
|
* 3) if not, copy the binary to a temporary file and run "addnote" on it |
3539 |
|
* 4) check again if binary and boot device contents match |
3540 |
|
*/ |
3541 |
|
if (!access("/etc/yaboot.conf", R_OK)) |
3542 |
|
return 2; |
3543 |
|
|
3544 |
|
return 1; |
3545 |
|
} |
3546 |
|
|
3547 |
|
int checkForElilo(struct grubConfig * config) { |
3548 |
|
if (!access("/etc/elilo.conf", R_OK)) |
3549 |
|
return 2; |
3550 |
|
|
3551 |
|
return 1; |
3552 |
|
} |
3553 |
|
|
3554 |
static char * getRootSpecifier(char * str) { |
static char * getRootSpecifier(char * str) { |
3555 |
char * idx, * rootspec = NULL; |
char * idx, * rootspec = NULL; |
3556 |
|
|
3565 |
static char * getInitrdVal(struct grubConfig * config, |
static char * getInitrdVal(struct grubConfig * config, |
3566 |
const char * prefix, struct singleLine *tmplLine, |
const char * prefix, struct singleLine *tmplLine, |
3567 |
const char * newKernelInitrd, |
const char * newKernelInitrd, |
3568 |
char ** extraInitrds, int extraInitrdCount) |
const char ** extraInitrds, int extraInitrdCount) |
3569 |
{ |
{ |
3570 |
char *initrdVal, *end; |
char *initrdVal, *end; |
3571 |
int i; |
int i; |
3610 |
|
|
3611 |
int addNewKernel(struct grubConfig * config, struct singleEntry * template, |
int addNewKernel(struct grubConfig * config, struct singleEntry * template, |
3612 |
const char * prefix, |
const char * prefix, |
3613 |
char * newKernelPath, char * newKernelTitle, |
const char * newKernelPath, const char * newKernelTitle, |
3614 |
char * newKernelArgs, char * newKernelInitrd, |
const char * newKernelArgs, const char * newKernelInitrd, |
3615 |
char ** extraInitrds, int extraInitrdCount, |
const char ** extraInitrds, int extraInitrdCount, |
3616 |
char * newMBKernel, char * newMBKernelArgs) { |
const char * newMBKernel, const char * newMBKernelArgs) { |
3617 |
struct singleEntry * new; |
struct singleEntry * new; |
3618 |
struct singleLine * newLine = NULL, * tmplLine = NULL, * masterLine = NULL; |
struct singleLine * newLine = NULL, * tmplLine = NULL, * masterLine = NULL; |
3619 |
int needs; |
int needs; |
3667 |
while (*chptr && isspace(*chptr)) chptr++; |
while (*chptr && isspace(*chptr)) chptr++; |
3668 |
if (*chptr == '#') continue; |
if (*chptr == '#') continue; |
3669 |
|
|
3670 |
if (tmplLine->type == LT_KERNEL && |
if (iskernel(tmplLine->type) && tmplLine->numElements >= 2) { |
|
tmplLine->numElements >= 2) { |
|
3671 |
if (!template->multiboot && (needs & NEED_MB)) { |
if (!template->multiboot && (needs & NEED_MB)) { |
3672 |
/* it's not a multiboot template and this is the kernel |
/* it's not a multiboot template and this is the kernel |
3673 |
* line. Try to be intelligent about inserting the |
* line. Try to be intelligent about inserting the |
3744 |
/* template is multi but new is not, |
/* template is multi but new is not, |
3745 |
* insert the kernel in the first module slot |
* insert the kernel in the first module slot |
3746 |
*/ |
*/ |
3747 |
tmplLine->type = LT_KERNEL; |
tmplLine->type = preferredLineType(LT_KERNEL, config->cfi); |
3748 |
free(tmplLine->elements[0].item); |
free(tmplLine->elements[0].item); |
3749 |
tmplLine->elements[0].item = |
tmplLine->elements[0].item = |
3750 |
strdup(getKeywordByType(LT_KERNEL, config->cfi)->key); |
strdup(getKeywordByType(tmplLine->type, |
3751 |
|
config->cfi)->key); |
3752 |
newLine = addLineTmpl(new, tmplLine, newLine, |
newLine = addLineTmpl(new, tmplLine, newLine, |
3753 |
newKernelPath + strlen(prefix), config->cfi); |
newKernelPath + strlen(prefix), |
3754 |
|
config->cfi); |
3755 |
needs &= ~NEED_KERNEL; |
needs &= ~NEED_KERNEL; |
3756 |
} else if (needs & NEED_INITRD) { |
} else if (needs & NEED_INITRD) { |
3757 |
char *initrdVal; |
char *initrdVal; |
3758 |
/* template is multi but new is not, |
/* template is multi but new is not, |
3759 |
* insert the initrd in the second module slot |
* insert the initrd in the second module slot |
3760 |
*/ |
*/ |
3761 |
tmplLine->type = LT_INITRD; |
tmplLine->type = preferredLineType(LT_INITRD, config->cfi); |
3762 |
free(tmplLine->elements[0].item); |
free(tmplLine->elements[0].item); |
3763 |
tmplLine->elements[0].item = |
tmplLine->elements[0].item = |
3764 |
strdup(getKeywordByType(LT_INITRD, config->cfi)->key); |
strdup(getKeywordByType(tmplLine->type, |
3765 |
|
config->cfi)->key); |
3766 |
initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); |
initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); |
3767 |
newLine = addLineTmpl(new, tmplLine, newLine, initrdVal, config->cfi); |
newLine = addLineTmpl(new, tmplLine, newLine, initrdVal, config->cfi); |
3768 |
free(initrdVal); |
free(initrdVal); |
3769 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3770 |
} |
} |
3771 |
|
|
3772 |
} else if (tmplLine->type == LT_INITRD && |
} else if (isinitrd(tmplLine->type) && tmplLine->numElements >= 2) { |
|
tmplLine->numElements >= 2) { |
|
3773 |
if (needs & NEED_INITRD && |
if (needs & NEED_INITRD && |
3774 |
new->multiboot && !template->multiboot && |
new->multiboot && !template->multiboot && |
3775 |
config->cfi->mbInitRdIsModule) { |
config->cfi->mbInitRdIsModule) { |
3795 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3796 |
} |
} |
3797 |
|
|
3798 |
|
} else if (tmplLine->type == LT_MENUENTRY && |
3799 |
|
(needs & NEED_TITLE)) { |
3800 |
|
requote(tmplLine, config->cfi); |
3801 |
|
char *nkt = malloc(strlen(newKernelTitle)+3); |
3802 |
|
strcpy(nkt, "'"); |
3803 |
|
strcat(nkt, newKernelTitle); |
3804 |
|
strcat(nkt, "'"); |
3805 |
|
newLine = addLineTmpl(new, tmplLine, newLine, nkt, config->cfi); |
3806 |
|
free(nkt); |
3807 |
|
needs &= ~NEED_TITLE; |
3808 |
} else if (tmplLine->type == LT_TITLE && |
} else if (tmplLine->type == LT_TITLE && |
3809 |
(needs & NEED_TITLE)) { |
(needs & NEED_TITLE)) { |
3810 |
if (tmplLine->numElements >= 2) { |
if (tmplLine->numElements >= 2) { |
3818 |
tmplLine->indent, newKernelTitle); |
tmplLine->indent, newKernelTitle); |
3819 |
needs &= ~NEED_TITLE; |
needs &= ~NEED_TITLE; |
3820 |
} |
} |
3821 |
|
} else if (tmplLine->type == LT_ECHO) { |
3822 |
|
requote(tmplLine, config->cfi); |
3823 |
|
static const char *prefix = "'Loading "; |
3824 |
|
if (tmplLine->numElements > 1 && |
3825 |
|
strstr(tmplLine->elements[1].item, prefix) && |
3826 |
|
masterLine->next && |
3827 |
|
iskernel(masterLine->next->type)) { |
3828 |
|
char *newTitle = malloc(strlen(prefix) + |
3829 |
|
strlen(newKernelTitle) + 2); |
3830 |
|
|
3831 |
|
strcpy(newTitle, prefix); |
3832 |
|
strcat(newTitle, newKernelTitle); |
3833 |
|
strcat(newTitle, "'"); |
3834 |
|
newLine = addLine(new, config->cfi, LT_ECHO, |
3835 |
|
tmplLine->indent, newTitle); |
3836 |
|
free(newTitle); |
3837 |
|
} else { |
3838 |
|
/* pass through other lines from the template */ |
3839 |
|
newLine = addLineTmpl(new, tmplLine, newLine, NULL, |
3840 |
|
config->cfi); |
3841 |
|
} |
3842 |
} else { |
} else { |
3843 |
/* pass through other lines from the template */ |
/* pass through other lines from the template */ |
3844 |
newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi); |
newLine = addLineTmpl(new, tmplLine, newLine, NULL, config->cfi); |
3849 |
/* don't have a template, so start the entry with the |
/* don't have a template, so start the entry with the |
3850 |
* appropriate starting line |
* appropriate starting line |
3851 |
*/ |
*/ |
3852 |
switch (config->cfi->entrySeparator) { |
switch (config->cfi->entryStart) { |
3853 |
case LT_KERNEL: |
case LT_KERNEL: |
3854 |
|
case LT_KERNEL_EFI: |
3855 |
if (new->multiboot && config->cfi->mbHyperFirst) { |
if (new->multiboot && config->cfi->mbHyperFirst) { |
3856 |
/* fall through to LT_HYPER */ |
/* fall through to LT_HYPER */ |
3857 |
} else { |
} else { |
3858 |
newLine = addLine(new, config->cfi, LT_KERNEL, |
newLine = addLine(new, config->cfi, |
3859 |
|
preferredLineType(LT_KERNEL, config->cfi), |
3860 |
config->primaryIndent, |
config->primaryIndent, |
3861 |
newKernelPath + strlen(prefix)); |
newKernelPath + strlen(prefix)); |
3862 |
needs &= ~NEED_KERNEL; |
needs &= ~NEED_KERNEL; |
3870 |
needs &= ~NEED_MB; |
needs &= ~NEED_MB; |
3871 |
break; |
break; |
3872 |
|
|
3873 |
|
case LT_MENUENTRY: { |
3874 |
|
char *nkt = malloc(strlen(newKernelTitle)+3); |
3875 |
|
strcpy(nkt, "'"); |
3876 |
|
strcat(nkt, newKernelTitle); |
3877 |
|
strcat(nkt, "'"); |
3878 |
|
newLine = addLine(new, config->cfi, LT_MENUENTRY, |
3879 |
|
config->primaryIndent, nkt); |
3880 |
|
free(nkt); |
3881 |
|
needs &= ~NEED_TITLE; |
3882 |
|
needs |= NEED_END; |
3883 |
|
break; |
3884 |
|
} |
3885 |
case LT_TITLE: |
case LT_TITLE: |
3886 |
if( useextlinuxmenu != 0 ){ // We just need useextlinuxmenu to not be zero (set above) |
if( useextlinuxmenu != 0 ){ // We just need useextlinuxmenu to not be zero (set above) |
3887 |
char * templabel; |
char * templabel; |
3915 |
|
|
3916 |
/* add the remainder of the lines, i.e. those that either |
/* add the remainder of the lines, i.e. those that either |
3917 |
* weren't present in the template, or in the case of no template, |
* weren't present in the template, or in the case of no template, |
3918 |
* all the lines following the entrySeparator. |
* all the lines following the entryStart. |
3919 |
*/ |
*/ |
3920 |
if (needs & NEED_TITLE) { |
if (needs & NEED_TITLE) { |
3921 |
newLine = addLine(new, config->cfi, LT_TITLE, |
newLine = addLine(new, config->cfi, LT_TITLE, |
3932 |
if (needs & NEED_KERNEL) { |
if (needs & NEED_KERNEL) { |
3933 |
newLine = addLine(new, config->cfi, |
newLine = addLine(new, config->cfi, |
3934 |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
3935 |
config->cfi)) ? |
config->cfi)) |
3936 |
LT_MBMODULE : LT_KERNEL, |
? LT_MBMODULE |
3937 |
|
: preferredLineType(LT_KERNEL, config->cfi), |
3938 |
config->secondaryIndent, |
config->secondaryIndent, |
3939 |
newKernelPath + strlen(prefix)); |
newKernelPath + strlen(prefix)); |
3940 |
needs &= ~NEED_KERNEL; |
needs &= ~NEED_KERNEL; |
3950 |
initrdVal = getInitrdVal(config, prefix, NULL, newKernelInitrd, extraInitrds, extraInitrdCount); |
initrdVal = getInitrdVal(config, prefix, NULL, newKernelInitrd, extraInitrds, extraInitrdCount); |
3951 |
newLine = addLine(new, config->cfi, |
newLine = addLine(new, config->cfi, |
3952 |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
3953 |
config->cfi)) ? |
config->cfi)) |
3954 |
LT_MBMODULE : LT_INITRD, |
? LT_MBMODULE |
3955 |
|
: preferredLineType(LT_INITRD, config->cfi), |
3956 |
config->secondaryIndent, |
config->secondaryIndent, |
3957 |
initrdVal); |
initrdVal); |
3958 |
free(initrdVal); |
free(initrdVal); |
3959 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3960 |
} |
} |
3961 |
|
if (needs & NEED_END) { |
3962 |
|
newLine = addLine(new, config->cfi, LT_ENTRY_END, |
3963 |
|
config->secondaryIndent, NULL); |
3964 |
|
needs &= ~NEED_END; |
3965 |
|
} |
3966 |
|
|
3967 |
if (needs) { |
if (needs) { |
3968 |
printf(_("grubby: needs=%d, aborting\n"), needs); |
printf(_("grubby: needs=%d, aborting\n"), needs); |
3984 |
memset(array, '\0', sizeof (array)); |
memset(array, '\0', sizeof (array)); |
3985 |
size = backtrace(array, 40); |
size = backtrace(array, 40); |
3986 |
|
|
3987 |
fprintf(stderr, "grubby recieved SIGSEGV! Backtrace (%ld):\n", |
fprintf(stderr, "grubby received SIGSEGV! Backtrace (%ld):\n", |
3988 |
(unsigned long)size); |
(unsigned long)size); |
3989 |
backtrace_symbols_fd(array, size, STDERR_FILENO); |
backtrace_symbols_fd(array, size, STDERR_FILENO); |
3990 |
exit(1); |
exit(1); |
3992 |
|
|
3993 |
int main(int argc, const char ** argv) { |
int main(int argc, const char ** argv) { |
3994 |
poptContext optCon; |
poptContext optCon; |
3995 |
char * grubConfig = NULL; |
const char * grubConfig = NULL; |
3996 |
char * outputFile = NULL; |
char * outputFile = NULL; |
3997 |
int arg = 0; |
int arg = 0; |
3998 |
int flags = 0; |
int flags = 0; |
3999 |
int badImageOkay = 0; |
int badImageOkay = 0; |
4000 |
|
int configureGrub2 = 0; |
4001 |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
int configureLilo = 0, configureELilo = 0, configureGrub = 0; |
4002 |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
int configureYaboot = 0, configureSilo = 0, configureZipl = 0; |
4003 |
int configureExtLinux = 0; |
int configureExtLinux = 0; |
4019 |
char * removeArgs = NULL; |
char * removeArgs = NULL; |
4020 |
char * kernelInfo = NULL; |
char * kernelInfo = NULL; |
4021 |
char * extraInitrds[MAX_EXTRA_INITRDS] = { NULL }; |
char * extraInitrds[MAX_EXTRA_INITRDS] = { NULL }; |
4022 |
|
char * envPath = NULL; |
4023 |
const char * chptr = NULL; |
const char * chptr = NULL; |
4024 |
struct configFileInfo * cfi = NULL; |
struct configFileInfo * cfi = NULL; |
4025 |
struct grubConfig * config; |
struct grubConfig * config; |
4026 |
struct singleEntry * template = NULL; |
struct singleEntry * template = NULL; |
4027 |
int copyDefault = 0, makeDefault = 0; |
int copyDefault = 0, makeDefault = 0; |
4028 |
int displayDefault = 0; |
int displayDefault = 0; |
4029 |
|
int displayDefaultIndex = 0; |
4030 |
|
int displayDefaultTitle = 0; |
4031 |
|
int defaultIndex = -1; |
4032 |
struct poptOption options[] = { |
struct poptOption options[] = { |
4033 |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
4034 |
_("add an entry for the specified kernel"), _("kernel-path") }, |
_("add an entry for the specified kernel"), _("kernel-path") }, |
4046 |
{ "boot-filesystem", 0, POPT_ARG_STRING, &bootPrefix, 0, |
{ "boot-filesystem", 0, POPT_ARG_STRING, &bootPrefix, 0, |
4047 |
_("filestystem which contains /boot directory (for testing only)"), |
_("filestystem which contains /boot directory (for testing only)"), |
4048 |
_("bootfs") }, |
_("bootfs") }, |
4049 |
#if defined(__i386__) || defined(__x86_64__) |
#if defined(__i386__) || defined(__x86_64__) || defined (__powerpc64__) || defined (__ia64__) |
4050 |
{ "bootloader-probe", 0, POPT_ARG_NONE, &bootloaderProbe, 0, |
{ "bootloader-probe", 0, POPT_ARG_NONE, &bootloaderProbe, 0, |
4051 |
_("check if lilo is installed on lilo.conf boot sector") }, |
_("check which bootloader is installed on boot sector") }, |
4052 |
#endif |
#endif |
4053 |
{ "config-file", 'c', POPT_ARG_STRING, &grubConfig, 0, |
{ "config-file", 'c', POPT_ARG_STRING, &grubConfig, 0, |
4054 |
_("path to grub config file to update (\"-\" for stdin)"), |
_("path to grub config file to update (\"-\" for stdin)"), |
4059 |
"the kernel referenced by the default image does not exist, " |
"the kernel referenced by the default image does not exist, " |
4060 |
"the first linux entry whose kernel does exist is used as the " |
"the first linux entry whose kernel does exist is used as the " |
4061 |
"template"), NULL }, |
"template"), NULL }, |
4062 |
|
{ "debug", 0, 0, &debug, 0, |
4063 |
|
_("print debugging information for failures") }, |
4064 |
{ "default-kernel", 0, 0, &displayDefault, 0, |
{ "default-kernel", 0, 0, &displayDefault, 0, |
4065 |
_("display the path of the default kernel") }, |
_("display the path of the default kernel") }, |
4066 |
|
{ "default-index", 0, 0, &displayDefaultIndex, 0, |
4067 |
|
_("display the index of the default kernel") }, |
4068 |
|
{ "default-title", 0, 0, &displayDefaultTitle, 0, |
4069 |
|
_("display the title of the default kernel") }, |
4070 |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
4071 |
_("configure elilo bootloader") }, |
_("configure elilo bootloader") }, |
4072 |
|
{ "efi", 0, POPT_ARG_NONE, &isEfi, 0, |
4073 |
|
_("force grub2 stanzas to use efi") }, |
4074 |
|
{ "env", 0, POPT_ARG_STRING, &envPath, 0, |
4075 |
|
_("path for environment data"), |
4076 |
|
_("path") }, |
4077 |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
4078 |
_("configure extlinux bootloader (from syslinux)") }, |
_("configure extlinux bootloader (from syslinux)") }, |
4079 |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
4080 |
_("configure grub bootloader") }, |
_("configure grub bootloader") }, |
4081 |
|
{ "grub2", 0, POPT_ARG_NONE, &configureGrub2, 0, |
4082 |
|
_("configure grub2 bootloader") }, |
4083 |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
{ "info", 0, POPT_ARG_STRING, &kernelInfo, 0, |
4084 |
_("display boot information for specified kernel"), |
_("display boot information for specified kernel"), |
4085 |
_("kernel-path") }, |
_("kernel-path") }, |
4086 |
{ "initrd", 0, POPT_ARG_STRING, &newKernelInitrd, 0, |
{ "initrd", 0, POPT_ARG_STRING, &newKernelInitrd, 0, |
4087 |
_("initrd image for the new kernel"), _("initrd-path") }, |
_("initrd image for the new kernel"), _("initrd-path") }, |
4088 |
{ "extra-initrd", 'i', POPT_ARG_STRING, NULL, 'i', |
{ "extra-initrd", 'i', POPT_ARG_STRING, NULL, 'i', |
4089 |
_("auxilliary initrd image for things other than the new kernel"), _("initrd-path") }, |
_("auxiliary initrd image for things other than the new kernel"), _("initrd-path") }, |
4090 |
{ "lilo", 0, POPT_ARG_NONE, &configureLilo, 0, |
{ "lilo", 0, POPT_ARG_NONE, &configureLilo, 0, |
4091 |
_("configure lilo bootloader") }, |
_("configure lilo bootloader") }, |
4092 |
{ "make-default", 0, 0, &makeDefault, 0, |
{ "make-default", 0, 0, &makeDefault, 0, |
4106 |
{ "set-default", 0, POPT_ARG_STRING, &defaultKernel, 0, |
{ "set-default", 0, POPT_ARG_STRING, &defaultKernel, 0, |
4107 |
_("make the first entry referencing the specified kernel " |
_("make the first entry referencing the specified kernel " |
4108 |
"the default"), _("kernel-path") }, |
"the default"), _("kernel-path") }, |
4109 |
|
{ "set-default-index", 0, POPT_ARG_INT, &defaultIndex, 0, |
4110 |
|
_("make the given entry index the default entry"), |
4111 |
|
_("entry-index") }, |
4112 |
{ "silo", 0, POPT_ARG_NONE, &configureSilo, 0, |
{ "silo", 0, POPT_ARG_NONE, &configureSilo, 0, |
4113 |
_("configure silo bootloader") }, |
_("configure silo bootloader") }, |
4114 |
{ "title", 0, POPT_ARG_STRING, &newKernelTitle, 0, |
{ "title", 0, POPT_ARG_STRING, &newKernelTitle, 0, |
4130 |
|
|
4131 |
signal(SIGSEGV, traceback); |
signal(SIGSEGV, traceback); |
4132 |
|
|
4133 |
|
int i = 0; |
4134 |
|
for (int j = 1; j < argc; j++) |
4135 |
|
i += strlen(argv[j]) + 1; |
4136 |
|
saved_command_line = malloc(i); |
4137 |
|
if (!saved_command_line) { |
4138 |
|
fprintf(stderr, "grubby: %m\n"); |
4139 |
|
exit(1); |
4140 |
|
} |
4141 |
|
saved_command_line[0] = '\0'; |
4142 |
|
for (int j = 1; j < argc; j++) { |
4143 |
|
strcat(saved_command_line, argv[j]); |
4144 |
|
strncat(saved_command_line, j == argc -1 ? "" : " ", 1); |
4145 |
|
} |
4146 |
|
|
4147 |
optCon = poptGetContext("grubby", argc, argv, options, 0); |
optCon = poptGetContext("grubby", argc, argv, options, 0); |
4148 |
poptReadDefaultConfig(optCon, 1); |
poptReadDefaultConfig(optCon, 1); |
4149 |
|
|
4176 |
return 1; |
return 1; |
4177 |
} |
} |
4178 |
|
|
4179 |
if ((configureLilo + configureGrub + configureELilo + |
if ((configureLilo + configureGrub2 + configureGrub + configureELilo + |
4180 |
configureYaboot + configureSilo + configureZipl + |
configureYaboot + configureSilo + configureZipl + |
4181 |
configureExtLinux ) > 1) { |
configureExtLinux ) > 1) { |
4182 |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
fprintf(stderr, _("grubby: cannot specify multiple bootloaders\n")); |
4185 |
fprintf(stderr, |
fprintf(stderr, |
4186 |
_("grubby: cannot specify config file with --bootloader-probe\n")); |
_("grubby: cannot specify config file with --bootloader-probe\n")); |
4187 |
return 1; |
return 1; |
4188 |
|
} else if (configureGrub2) { |
4189 |
|
cfi = &grub2ConfigType; |
4190 |
|
if (envPath) |
4191 |
|
cfi->envFile = envPath; |
4192 |
} else if (configureLilo) { |
} else if (configureLilo) { |
4193 |
cfi = &liloConfigType; |
cfi = &liloConfigType; |
4194 |
} else if (configureGrub) { |
} else if (configureGrub) { |
4207 |
} |
} |
4208 |
|
|
4209 |
if (!cfi) { |
if (!cfi) { |
4210 |
|
if (grub2FindConfig(&grub2ConfigType)) |
4211 |
|
cfi = &grub2ConfigType; |
4212 |
|
else |
4213 |
#ifdef __ia64__ |
#ifdef __ia64__ |
4214 |
cfi = &eliloConfigType; |
cfi = &eliloConfigType; |
4215 |
#elif __powerpc__ |
#elif __powerpc__ |
4216 |
cfi = &yabootConfigType; |
cfi = &yabootConfigType; |
4217 |
#elif __sparc__ |
#elif __sparc__ |
4218 |
cfi = &siloConfigType; |
cfi = &siloConfigType; |
4219 |
#elif __s390__ |
#elif __s390__ |
4220 |
cfi = &ziplConfigType; |
cfi = &ziplConfigType; |
4221 |
#elif __s390x__ |
#elif __s390x__ |
4222 |
cfi = &ziplConfigtype; |
cfi = &ziplConfigtype; |
4223 |
#else |
#else |
4224 |
cfi = &grubConfigType; |
cfi = &grubConfigType; |
4225 |
#endif |
#endif |
4226 |
} |
} |
4227 |
|
|
4228 |
if (!grubConfig) |
if (!grubConfig) { |
4229 |
grubConfig = cfi->defaultConfig; |
if (cfi->findConfig) |
4230 |
|
grubConfig = cfi->findConfig(cfi); |
4231 |
|
if (!grubConfig) |
4232 |
|
grubConfig = cfi->defaultConfig; |
4233 |
|
} |
4234 |
|
|
4235 |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
4236 |
newKernelPath || removeKernelPath || makeDefault || |
newKernelPath || removeKernelPath || makeDefault || |
4237 |
defaultKernel)) { |
defaultKernel || displayDefaultIndex || displayDefaultTitle || |
4238 |
|
(defaultIndex >= 0))) { |
4239 |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
4240 |
"specified option")); |
"specified option")); |
4241 |
return 1; |
return 1; |
4251 |
if (newKernelPath && !newKernelTitle) { |
if (newKernelPath && !newKernelTitle) { |
4252 |
fprintf(stderr, _("grubby: kernel title must be specified\n")); |
fprintf(stderr, _("grubby: kernel title must be specified\n")); |
4253 |
return 1; |
return 1; |
4254 |
} else if (!newKernelPath && (newKernelTitle || newKernelInitrd || |
} else if (!newKernelPath && (newKernelTitle || copyDefault || |
4255 |
newKernelInitrd || copyDefault || |
(newKernelInitrd && !updateKernelPath)|| |
4256 |
makeDefault || extraInitrdCount > 0)) { |
makeDefault || extraInitrdCount > 0)) { |
4257 |
fprintf(stderr, _("grubby: kernel path expected\n")); |
fprintf(stderr, _("grubby: kernel path expected\n")); |
4258 |
return 1; |
return 1; |
4277 |
makeDefault = 1; |
makeDefault = 1; |
4278 |
defaultKernel = NULL; |
defaultKernel = NULL; |
4279 |
} |
} |
4280 |
|
else if (defaultKernel && (defaultIndex >= 0)) { |
4281 |
|
fprintf(stderr, _("grubby: --set-default and --set-default-index " |
4282 |
|
"may not be used together\n")); |
4283 |
|
return 1; |
4284 |
|
} |
4285 |
|
|
4286 |
if (!strcmp(grubConfig, "-") && !outputFile) { |
if (grubConfig && !strcmp(grubConfig, "-") && !outputFile) { |
4287 |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
4288 |
"is used\n")); |
"is used\n")); |
4289 |
return 1; |
return 1; |
4290 |
} |
} |
4291 |
|
|
4292 |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
4293 |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
4294 |
&& !removeMBKernel) { |
&& !removeMBKernel && !displayDefaultIndex && !displayDefaultTitle |
4295 |
|
&& (defaultIndex == -1)) { |
4296 |
fprintf(stderr, _("grubby: no action specified\n")); |
fprintf(stderr, _("grubby: no action specified\n")); |
4297 |
return 1; |
return 1; |
4298 |
} |
} |
4319 |
} |
} |
4320 |
|
|
4321 |
if (bootloaderProbe) { |
if (bootloaderProbe) { |
4322 |
int lrc = 0, grc = 0, erc = 0; |
int lrc = 0, grc = 0, gr2c = 0, extrc = 0, yrc = 0, erc = 0; |
4323 |
struct grubConfig * lconfig, * gconfig; |
struct grubConfig * lconfig, * gconfig, * yconfig, * econfig; |
4324 |
|
|
4325 |
|
const char *grub2config = grub2FindConfig(&grub2ConfigType); |
4326 |
|
if (grub2config) { |
4327 |
|
gconfig = readConfig(grub2config, &grub2ConfigType); |
4328 |
|
if (!gconfig) |
4329 |
|
gr2c = 1; |
4330 |
|
else |
4331 |
|
gr2c = checkForGrub2(gconfig); |
4332 |
|
} |
4333 |
|
|
4334 |
if (!access(grubConfigType.defaultConfig, F_OK)) { |
const char *grubconfig = grubFindConfig(&grubConfigType); |
4335 |
gconfig = readConfig(grubConfigType.defaultConfig, &grubConfigType); |
if (!access(grubconfig, F_OK)) { |
4336 |
|
gconfig = readConfig(grubconfig, &grubConfigType); |
4337 |
if (!gconfig) |
if (!gconfig) |
4338 |
grc = 1; |
grc = 1; |
4339 |
else |
else |
4348 |
lrc = checkForLilo(lconfig); |
lrc = checkForLilo(lconfig); |
4349 |
} |
} |
4350 |
|
|
4351 |
|
if (!access(eliloConfigType.defaultConfig, F_OK)) { |
4352 |
|
econfig = readConfig(eliloConfigType.defaultConfig, |
4353 |
|
&eliloConfigType); |
4354 |
|
if (!econfig) |
4355 |
|
erc = 1; |
4356 |
|
else |
4357 |
|
erc = checkForElilo(econfig); |
4358 |
|
} |
4359 |
|
|
4360 |
if (!access(extlinuxConfigType.defaultConfig, F_OK)) { |
if (!access(extlinuxConfigType.defaultConfig, F_OK)) { |
4361 |
lconfig = readConfig(extlinuxConfigType.defaultConfig, &extlinuxConfigType); |
lconfig = readConfig(extlinuxConfigType.defaultConfig, &extlinuxConfigType); |
4362 |
if (!lconfig) |
if (!lconfig) |
4363 |
erc = 1; |
extrc = 1; |
4364 |
else |
else |
4365 |
erc = checkForExtLinux(lconfig); |
extrc = checkForExtLinux(lconfig); |
4366 |
} |
} |
4367 |
|
|
4368 |
if (lrc == 1 || grc == 1) return 1; |
|
4369 |
|
if (!access(yabootConfigType.defaultConfig, F_OK)) { |
4370 |
|
yconfig = readConfig(yabootConfigType.defaultConfig, |
4371 |
|
&yabootConfigType); |
4372 |
|
if (!yconfig) |
4373 |
|
yrc = 1; |
4374 |
|
else |
4375 |
|
yrc = checkForYaboot(yconfig); |
4376 |
|
} |
4377 |
|
|
4378 |
|
if (lrc == 1 || grc == 1 || gr2c == 1 || extrc == 1 || yrc == 1 || |
4379 |
|
erc == 1) |
4380 |
|
return 1; |
4381 |
|
|
4382 |
if (lrc == 2) printf("lilo\n"); |
if (lrc == 2) printf("lilo\n"); |
4383 |
|
if (gr2c == 2) printf("grub2\n"); |
4384 |
if (grc == 2) printf("grub\n"); |
if (grc == 2) printf("grub\n"); |
4385 |
if (erc == 2) printf("extlinux\n"); |
if (extrc == 2) printf("extlinux\n"); |
4386 |
|
if (yrc == 2) printf("yaboot\n"); |
4387 |
|
if (erc == 2) printf("elilo\n"); |
4388 |
|
|
4389 |
return 0; |
return 0; |
4390 |
} |
} |
4391 |
|
|
4392 |
|
if (grubConfig == NULL) { |
4393 |
|
printf("Could not find bootloader configuration file.\n"); |
4394 |
|
exit(1); |
4395 |
|
} |
4396 |
|
|
4397 |
config = readConfig(grubConfig, cfi); |
config = readConfig(grubConfig, cfi); |
4398 |
if (!config) return 1; |
if (!config) return 1; |
4399 |
|
|
4403 |
char * rootspec; |
char * rootspec; |
4404 |
|
|
4405 |
if (config->defaultImage == -1) return 0; |
if (config->defaultImage == -1) return 0; |
4406 |
|
if (config->defaultImage == DEFAULT_SAVED_GRUB2 && |
4407 |
|
cfi->defaultIsSaved) |
4408 |
|
config->defaultImage = 0; |
4409 |
entry = findEntryByIndex(config, config->defaultImage); |
entry = findEntryByIndex(config, config->defaultImage); |
4410 |
if (!entry) return 0; |
if (!entry) return 0; |
4411 |
if (!suitableImage(entry, bootPrefix, 0, flags)) return 0; |
if (!suitableImage(entry, bootPrefix, 0, flags)) return 0; |
4412 |
|
|
4413 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
4414 |
if (!line) return 0; |
if (!line) return 0; |
4415 |
|
|
4416 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
4418 |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
4419 |
|
|
4420 |
return 0; |
return 0; |
4421 |
|
|
4422 |
|
} else if (displayDefaultTitle) { |
4423 |
|
struct singleLine * line; |
4424 |
|
struct singleEntry * entry; |
4425 |
|
|
4426 |
|
if (config->defaultImage == -1) return 0; |
4427 |
|
if (config->defaultImage == DEFAULT_SAVED_GRUB2 && |
4428 |
|
cfi->defaultIsSaved) |
4429 |
|
config->defaultImage = 0; |
4430 |
|
entry = findEntryByIndex(config, config->defaultImage); |
4431 |
|
if (!entry) return 0; |
4432 |
|
|
4433 |
|
if (!configureGrub2) { |
4434 |
|
line = getLineByType(LT_TITLE, entry->lines); |
4435 |
|
if (!line) return 0; |
4436 |
|
printf("%s\n", line->elements[1].item); |
4437 |
|
|
4438 |
|
} else { |
4439 |
|
char * title; |
4440 |
|
|
4441 |
|
dbgPrintf("This is GRUB2, default title is embeded in menuentry\n"); |
4442 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
4443 |
|
if (!line) return 0; |
4444 |
|
title = grub2ExtractTitle(line); |
4445 |
|
if (title) |
4446 |
|
printf("%s\n", title); |
4447 |
|
} |
4448 |
|
return 0; |
4449 |
|
|
4450 |
|
} else if (displayDefaultIndex) { |
4451 |
|
if (config->defaultImage == -1) return 0; |
4452 |
|
if (config->defaultImage == DEFAULT_SAVED_GRUB2 && |
4453 |
|
cfi->defaultIsSaved) |
4454 |
|
config->defaultImage = 0; |
4455 |
|
printf("%i\n", config->defaultImage); |
4456 |
|
return 0; |
4457 |
|
|
4458 |
} else if (kernelInfo) |
} else if (kernelInfo) |
4459 |
return displayInfo(config, kernelInfo, bootPrefix); |
return displayInfo(config, kernelInfo, bootPrefix); |
4460 |
|
|
4466 |
markRemovedImage(config, removeKernelPath, bootPrefix); |
markRemovedImage(config, removeKernelPath, bootPrefix); |
4467 |
markRemovedImage(config, removeMBKernel, bootPrefix); |
markRemovedImage(config, removeMBKernel, bootPrefix); |
4468 |
setDefaultImage(config, newKernelPath != NULL, defaultKernel, makeDefault, |
setDefaultImage(config, newKernelPath != NULL, defaultKernel, makeDefault, |
4469 |
bootPrefix, flags); |
bootPrefix, flags, defaultIndex); |
4470 |
setFallbackImage(config, newKernelPath != NULL); |
setFallbackImage(config, newKernelPath != NULL); |
4471 |
if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs, |
if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs, |
4472 |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
4473 |
|
if (updateKernelPath && newKernelInitrd) { |
4474 |
|
if (updateInitrd(config, updateKernelPath, bootPrefix, |
4475 |
|
newKernelInitrd)) return 1; |
4476 |
|
} |
4477 |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
4478 |
newKernelTitle, newKernelArgs, newKernelInitrd, |
newKernelTitle, newKernelArgs, newKernelInitrd, |
4479 |
extraInitrds, extraInitrdCount, |
(const char **)extraInitrds, extraInitrdCount, |
4480 |
newMBKernel, newMBKernelArgs)) return 1; |
newMBKernel, newMBKernelArgs)) return 1; |
4481 |
|
|
4482 |
|
|
4487 |
} |
} |
4488 |
|
|
4489 |
if (!outputFile) |
if (!outputFile) |
4490 |
outputFile = grubConfig; |
outputFile = (char *)grubConfig; |
4491 |
|
|
4492 |
return writeConfig(config, outputFile, bootPrefix); |
return writeConfig(config, outputFile, bootPrefix); |
4493 |
} |
} |