36 |
#include <signal.h> |
#include <signal.h> |
37 |
#include <blkid/blkid.h> |
#include <blkid/blkid.h> |
38 |
|
|
39 |
|
#include "log.h" |
40 |
|
|
41 |
#ifndef DEBUG |
#ifndef DEBUG |
42 |
#define DEBUG 0 |
#define DEBUG 0 |
43 |
#endif |
#endif |
48 |
#define dbgPrintf(format, args...) |
#define dbgPrintf(format, args...) |
49 |
#endif |
#endif |
50 |
|
|
51 |
|
int debug = 0; /* Currently just for template debugging */ |
52 |
|
|
53 |
#define _(A) (A) |
#define _(A) (A) |
54 |
|
|
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 |
|
|
58 |
|
#define NOOP_OPCODE 0x90 |
59 |
|
#define JMP_SHORT_OPCODE 0xeb |
60 |
|
|
61 |
|
int isEfi = 0; |
62 |
|
|
63 |
|
char *saved_command_line = NULL; |
64 |
|
|
65 |
/* comments get lumped in with indention */ |
/* comments get lumped in with indention */ |
66 |
struct lineElement { |
struct lineElement { |
67 |
char * item; |
char * item; |
88 |
LT_MENUENTRY = 1 << 17, |
LT_MENUENTRY = 1 << 17, |
89 |
LT_ENTRY_END = 1 << 18, |
LT_ENTRY_END = 1 << 18, |
90 |
LT_SET_VARIABLE = 1 << 19, |
LT_SET_VARIABLE = 1 << 19, |
91 |
LT_UNKNOWN = 1 << 20, |
LT_KERNEL_EFI = 1 << 20, |
92 |
|
LT_INITRD_EFI = 1 << 21, |
93 |
|
LT_UNKNOWN = 1 << 22, |
94 |
}; |
}; |
95 |
|
|
96 |
struct singleLine { |
struct singleLine { |
122 |
|
|
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; |
136 |
typedef const char *(*findConfigFunc)(struct configFileInfo *); |
typedef const char *(*findConfigFunc)(struct configFileInfo *); |
137 |
typedef const int (*writeLineFunc)(struct configFileInfo *, |
typedef const int (*writeLineFunc)(struct configFileInfo *, |
138 |
struct singleLine *line); |
struct singleLine *line); |
139 |
|
typedef char *(*getEnvFunc)(struct configFileInfo *, char *name); |
140 |
|
typedef int (*setEnvFunc)(struct configFileInfo *, char *name, char *value); |
141 |
|
|
142 |
struct configFileInfo { |
struct configFileInfo { |
143 |
char * defaultConfig; |
char * defaultConfig; |
144 |
findConfigFunc findConfig; |
findConfigFunc findConfig; |
145 |
writeLineFunc writeLine; |
writeLineFunc writeLine; |
146 |
|
getEnvFunc getEnv; |
147 |
|
setEnvFunc setEnv; |
148 |
struct keywordTypes * keywords; |
struct keywordTypes * keywords; |
149 |
|
int caseInsensitive; |
150 |
int defaultIsIndex; |
int defaultIsIndex; |
151 |
int defaultIsVariable; |
int defaultIsVariable; |
152 |
int defaultSupportSaved; |
int defaultSupportSaved; |
153 |
|
int defaultIsSaved; |
154 |
enum lineType_e entryStart; |
enum lineType_e entryStart; |
155 |
enum lineType_e entryEnd; |
enum lineType_e entryEnd; |
156 |
int needsBootPrefix; |
int needsBootPrefix; |
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 |
|
|
180 |
|
const char *grubFindConfig(struct configFileInfo *cfi) { |
181 |
|
static const char *configFiles[] = { |
182 |
|
"/boot/grub/grub.conf", |
183 |
|
"/boot/grub/menu.lst", |
184 |
|
"/etc/grub.conf", |
185 |
|
NULL |
186 |
|
}; |
187 |
|
static int i = -1; |
188 |
|
|
189 |
|
if (i == -1) { |
190 |
|
for (i = 0; configFiles[i] != NULL; i++) { |
191 |
|
dbgPrintf("Checking \"%s\": ", configFiles[i]); |
192 |
|
if (!access(configFiles[i], R_OK)) { |
193 |
|
dbgPrintf("found\n"); |
194 |
|
return configFiles[i]; |
195 |
|
} |
196 |
|
dbgPrintf("not found\n"); |
197 |
|
} |
198 |
|
} |
199 |
|
return configFiles[i]; |
200 |
|
} |
201 |
|
|
202 |
struct configFileInfo grubConfigType = { |
struct configFileInfo grubConfigType = { |
203 |
.defaultConfig = "/boot/grub/grub.conf", |
.findConfig = grubFindConfig, |
204 |
.keywords = grubKeywords, |
.keywords = grubKeywords, |
205 |
.defaultIsIndex = 1, |
.defaultIsIndex = 1, |
206 |
.defaultSupportSaved = 1, |
.defaultSupportSaved = 1, |
220 |
{ "default", LT_DEFAULT, ' ' }, |
{ "default", LT_DEFAULT, ' ' }, |
221 |
{ "fallback", LT_FALLBACK, ' ' }, |
{ "fallback", LT_FALLBACK, ' ' }, |
222 |
{ "linux", LT_KERNEL, ' ' }, |
{ "linux", LT_KERNEL, ' ' }, |
223 |
|
{ "linuxefi", LT_KERNEL_EFI, ' ' }, |
224 |
{ "initrd", LT_INITRD, ' ', ' ' }, |
{ "initrd", LT_INITRD, ' ', ' ' }, |
225 |
|
{ "initrdefi", LT_INITRD_EFI, ' ', ' ' }, |
226 |
{ "module", LT_MBMODULE, ' ' }, |
{ "module", LT_MBMODULE, ' ' }, |
227 |
{ "kernel", LT_HYPER, ' ' }, |
{ "kernel", LT_HYPER, ' ' }, |
228 |
{ NULL, 0, 0 }, |
{ NULL, 0, 0 }, |
235 |
NULL |
NULL |
236 |
}; |
}; |
237 |
static int i = -1; |
static int i = -1; |
238 |
|
static const char *grub_cfg = "/boot/grub/grub.cfg"; |
239 |
|
int rc = -1; |
240 |
|
|
241 |
if (i == -1) { |
if (i == -1) { |
242 |
for (i = 0; configFiles[i] != NULL; i++) { |
for (i = 0; configFiles[i] != NULL; i++) { |
243 |
dbgPrintf("Checking \"%s\": ", configFiles[i]); |
dbgPrintf("Checking \"%s\": ", configFiles[i]); |
244 |
if (!access(configFiles[i], R_OK)) { |
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"); |
dbgPrintf("found\n"); |
253 |
return configFiles[i]; |
return configFiles[i]; |
254 |
} |
} |
|
dbgPrintf("not found\n"); |
|
255 |
} |
} |
256 |
} |
} |
257 |
|
|
258 |
|
/* Ubuntu renames grub2 to grub, so check for the grub.d directory |
259 |
|
* that isn't in grub1, and if it exists, return the config file path |
260 |
|
* that they use. */ |
261 |
|
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]; |
return configFiles[i]; |
268 |
} |
} |
269 |
|
|
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 grub2SetEnv(struct configFileInfo *info, char *name, char *value) |
301 |
|
{ |
302 |
|
char *s = NULL; |
303 |
|
int rc = 0; |
304 |
|
char *envFile = info->envFile ? info->envFile : "/boot/grub2/grubenv"; |
305 |
|
|
306 |
|
rc = asprintf(&s, "grub2-editenv %s set '%s=%s'", envFile, name, value); |
307 |
|
if (rc <0) |
308 |
|
return -1; |
309 |
|
|
310 |
|
dbgPrintf("grub2SetEnv(%s): %s\n", name, s); |
311 |
|
rc = system(s); |
312 |
|
free(s); |
313 |
|
return rc; |
314 |
|
} |
315 |
|
|
316 |
|
/* this is a gigantic hack to avoid clobbering grub2 variables... */ |
317 |
|
static int is_special_grub2_variable(const char *name) |
318 |
|
{ |
319 |
|
if (!strcmp(name,"\"${next_entry}\"")) |
320 |
|
return 1; |
321 |
|
if (!strcmp(name,"\"${prev_saved_entry}\"")) |
322 |
|
return 1; |
323 |
|
return 0; |
324 |
|
} |
325 |
|
|
326 |
|
int sizeOfSingleLine(struct singleLine * line) { |
327 |
|
int count = 0; |
328 |
|
|
329 |
|
for (int i = 0; i < line->numElements; i++) { |
330 |
|
int indentSize = 0; |
331 |
|
|
332 |
|
count = count + strlen(line->elements[i].item); |
333 |
|
|
334 |
|
indentSize = strlen(line->elements[i].indent); |
335 |
|
if (indentSize > 0) |
336 |
|
count = count + indentSize; |
337 |
|
else |
338 |
|
/* be extra safe and add room for whitespaces */ |
339 |
|
count = count + 1; |
340 |
|
} |
341 |
|
|
342 |
|
/* room for trailing terminator */ |
343 |
|
count = count + 1; |
344 |
|
|
345 |
|
return count; |
346 |
|
} |
347 |
|
|
348 |
|
static int isquote(char q) |
349 |
|
{ |
350 |
|
if (q == '\'' || q == '\"') |
351 |
|
return 1; |
352 |
|
return 0; |
353 |
|
} |
354 |
|
|
355 |
|
static int iskernel(enum lineType_e type) { |
356 |
|
return (type == LT_KERNEL || type == LT_KERNEL_EFI); |
357 |
|
} |
358 |
|
|
359 |
|
static int isinitrd(enum lineType_e type) { |
360 |
|
return (type == LT_INITRD || type == LT_INITRD_EFI); |
361 |
|
} |
362 |
|
|
363 |
|
char *grub2ExtractTitle(struct singleLine * line) { |
364 |
|
char * current; |
365 |
|
char * current_indent; |
366 |
|
int current_len; |
367 |
|
int current_indent_len; |
368 |
|
int i; |
369 |
|
|
370 |
|
/* bail out if line does not start with menuentry */ |
371 |
|
if (strcmp(line->elements[0].item, "menuentry")) |
372 |
|
return NULL; |
373 |
|
|
374 |
|
i = 1; |
375 |
|
current = line->elements[i].item; |
376 |
|
current_len = strlen(current); |
377 |
|
|
378 |
|
/* if second word is quoted, strip the quotes and return single word */ |
379 |
|
if (isquote(*current) && isquote(current[current_len - 1])) { |
380 |
|
char *tmp; |
381 |
|
|
382 |
|
tmp = strdup(current); |
383 |
|
*(tmp + current_len - 1) = '\0'; |
384 |
|
return ++tmp; |
385 |
|
} |
386 |
|
|
387 |
|
/* if no quotes, return second word verbatim */ |
388 |
|
if (!isquote(*current)) |
389 |
|
return current; |
390 |
|
|
391 |
|
/* second element start with a quote, so we have to find the element |
392 |
|
* whose last character is also quote (assuming it's the closing one) */ |
393 |
|
int resultMaxSize; |
394 |
|
char * result; |
395 |
|
|
396 |
|
resultMaxSize = sizeOfSingleLine(line); |
397 |
|
result = malloc(resultMaxSize); |
398 |
|
snprintf(result, resultMaxSize, "%s", ++current); |
399 |
|
|
400 |
|
i++; |
401 |
|
for (; i < line->numElements; ++i) { |
402 |
|
current = line->elements[i].item; |
403 |
|
current_len = strlen(current); |
404 |
|
current_indent = line->elements[i].indent; |
405 |
|
current_indent_len = strlen(current_indent); |
406 |
|
|
407 |
|
strncat(result, current_indent, current_indent_len); |
408 |
|
if (!isquote(current[current_len-1])) { |
409 |
|
strncat(result, current, current_len); |
410 |
|
} else { |
411 |
|
strncat(result, current, current_len - 1); |
412 |
|
break; |
413 |
|
} |
414 |
|
} |
415 |
|
return result; |
416 |
|
} |
417 |
|
|
418 |
struct configFileInfo grub2ConfigType = { |
struct configFileInfo grub2ConfigType = { |
419 |
.findConfig = grub2FindConfig, |
.findConfig = grub2FindConfig, |
420 |
|
.getEnv = grub2GetEnv, |
421 |
|
.setEnv = grub2SetEnv, |
422 |
.keywords = grub2Keywords, |
.keywords = grub2Keywords, |
423 |
.defaultIsIndex = 1, |
.defaultIsIndex = 1, |
424 |
.defaultSupportSaved = 0, |
.defaultSupportSaved = 1, |
425 |
.defaultIsVariable = 1, |
.defaultIsVariable = 1, |
426 |
.entryStart = LT_MENUENTRY, |
.entryStart = LT_MENUENTRY, |
427 |
.entryEnd = LT_ENTRY_END, |
.entryEnd = LT_ENTRY_END, |
573 |
struct configFileInfo extlinuxConfigType = { |
struct configFileInfo extlinuxConfigType = { |
574 |
.defaultConfig = "/boot/extlinux/extlinux.conf", |
.defaultConfig = "/boot/extlinux/extlinux.conf", |
575 |
.keywords = extlinuxKeywords, |
.keywords = extlinuxKeywords, |
576 |
|
.caseInsensitive = 1, |
577 |
.entryStart = LT_TITLE, |
.entryStart = LT_TITLE, |
578 |
.needsBootPrefix = 1, |
.needsBootPrefix = 1, |
579 |
.maxTitleLength = 255, |
.maxTitleLength = 255, |
598 |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
struct singleEntry * findEntryByPath(struct grubConfig * cfg, |
599 |
const char * path, const char * prefix, |
const char * path, const char * prefix, |
600 |
int * index); |
int * index); |
601 |
|
struct singleEntry * findEntryByTitle(struct grubConfig * cfg, char *title, |
602 |
|
int * index); |
603 |
static int readFile(int fd, char ** bufPtr); |
static int readFile(int fd, char ** bufPtr); |
604 |
static void lineInit(struct singleLine * line); |
static void lineInit(struct singleLine * line); |
605 |
struct singleLine * lineDup(struct singleLine * line); |
struct singleLine * lineDup(struct singleLine * line); |
664 |
return buf; |
return buf; |
665 |
} |
} |
666 |
|
|
667 |
|
static enum lineType_e preferredLineType(enum lineType_e type, |
668 |
|
struct configFileInfo *cfi) { |
669 |
|
if (isEfi && cfi == &grub2ConfigType) { |
670 |
|
switch (type) { |
671 |
|
case LT_KERNEL: |
672 |
|
return LT_KERNEL_EFI; |
673 |
|
case LT_INITRD: |
674 |
|
return LT_INITRD_EFI; |
675 |
|
default: |
676 |
|
return type; |
677 |
|
} |
678 |
|
} |
679 |
|
return type; |
680 |
|
} |
681 |
|
|
682 |
static struct keywordTypes * getKeywordByType(enum lineType_e type, |
static struct keywordTypes * getKeywordByType(enum lineType_e type, |
683 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
684 |
struct keywordTypes * kw; |
for (struct keywordTypes *kw = cfi->keywords; kw->key; kw++) { |
|
for (kw = cfi->keywords; kw->key; kw++) { |
|
685 |
if (kw->type == type) |
if (kw->type == type) |
686 |
return kw; |
return kw; |
687 |
} |
} |
711 |
|
|
712 |
static enum lineType_e getTypeByKeyword(char * keyword, |
static enum lineType_e getTypeByKeyword(char * keyword, |
713 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
714 |
struct keywordTypes * kw; |
for (struct keywordTypes *kw = cfi->keywords; kw->key; kw++) { |
715 |
for (kw = cfi->keywords; kw->key; kw++) { |
if (cfi->caseInsensitive) { |
716 |
if (!strcmp(keyword, kw->key)) |
if (!strcasecmp(keyword, kw->key)) |
717 |
return kw->type; |
return kw->type; |
718 |
|
} else { |
719 |
|
if (!strcmp(keyword, kw->key)) |
720 |
|
return kw->type; |
721 |
|
} |
722 |
} |
} |
723 |
return LT_UNKNOWN; |
return LT_UNKNOWN; |
724 |
} |
} |
757 |
/* extract the title from within brackets (for zipl) */ |
/* extract the title from within brackets (for zipl) */ |
758 |
static char * extractTitle(struct singleLine * line) { |
static char * extractTitle(struct singleLine * line) { |
759 |
/* bracketed title... let's extract it (leaks a byte) */ |
/* bracketed title... let's extract it (leaks a byte) */ |
760 |
char * title; |
char * title = NULL; |
761 |
title = strdup(line->elements[0].item); |
if (line->type == LT_TITLE) { |
762 |
title++; |
title = strdup(line->elements[0].item); |
763 |
*(title + strlen(title) - 1) = '\0'; |
title++; |
764 |
|
*(title + strlen(title) - 1) = '\0'; |
765 |
|
} else if (line->type == LT_MENUENTRY) |
766 |
|
title = strdup(line->elements[1].item); |
767 |
|
else |
768 |
|
return NULL; |
769 |
return title; |
return title; |
770 |
} |
} |
771 |
|
|
808 |
} |
} |
809 |
|
|
810 |
struct singleLine * lineDup(struct singleLine * line) { |
struct singleLine * lineDup(struct singleLine * line) { |
|
int i; |
|
811 |
struct singleLine * newLine = malloc(sizeof(*newLine)); |
struct singleLine * newLine = malloc(sizeof(*newLine)); |
812 |
|
|
813 |
newLine->indent = strdup(line->indent); |
newLine->indent = strdup(line->indent); |
817 |
newLine->elements = malloc(sizeof(*newLine->elements) * |
newLine->elements = malloc(sizeof(*newLine->elements) * |
818 |
newLine->numElements); |
newLine->numElements); |
819 |
|
|
820 |
for (i = 0; i < newLine->numElements; i++) { |
for (int i = 0; i < newLine->numElements; i++) { |
821 |
newLine->elements[i].indent = strdup(line->elements[i].indent); |
newLine->elements[i].indent = strdup(line->elements[i].indent); |
822 |
newLine->elements[i].item = strdup(line->elements[i].item); |
newLine->elements[i].item = strdup(line->elements[i].item); |
823 |
} |
} |
826 |
} |
} |
827 |
|
|
828 |
static void lineFree(struct singleLine * line) { |
static void lineFree(struct singleLine * line) { |
|
int i; |
|
|
|
|
829 |
if (line->indent) free(line->indent); |
if (line->indent) free(line->indent); |
830 |
|
|
831 |
for (i = 0; i < line->numElements; i++) { |
for (int i = 0; i < line->numElements; i++) { |
832 |
free(line->elements[i].item); |
free(line->elements[i].item); |
833 |
free(line->elements[i].indent); |
free(line->elements[i].indent); |
834 |
} |
} |
839 |
|
|
840 |
static int lineWrite(FILE * out, struct singleLine * line, |
static int lineWrite(FILE * out, struct singleLine * line, |
841 |
struct configFileInfo * cfi) { |
struct configFileInfo * cfi) { |
|
int i; |
|
|
|
|
842 |
if (fprintf(out, "%s", line->indent) == -1) return -1; |
if (fprintf(out, "%s", line->indent) == -1) return -1; |
843 |
|
|
844 |
for (i = 0; i < line->numElements; i++) { |
for (int i = 0; i < line->numElements; i++) { |
845 |
|
/* Need to handle this, because we strip the quotes from |
846 |
|
* menuentry when read it. */ |
847 |
|
if (line->type == LT_MENUENTRY && i == 1) { |
848 |
|
if(!isquote(*line->elements[i].item)) |
849 |
|
fprintf(out, "\'%s\'", line->elements[i].item); |
850 |
|
else |
851 |
|
fprintf(out, "%s", line->elements[i].item); |
852 |
|
fprintf(out, "%s", line->elements[i].indent); |
853 |
|
|
854 |
|
continue; |
855 |
|
} |
856 |
|
|
857 |
if (i == 1 && line->type == LT_KERNELARGS && cfi->argsInQuotes) |
if (i == 1 && line->type == LT_KERNELARGS && cfi->argsInQuotes) |
858 |
if (fputc('"', out) == EOF) return -1; |
if (fputc('"', out) == EOF) return -1; |
859 |
|
|
947 |
if (*line->elements[0].item == '#') { |
if (*line->elements[0].item == '#') { |
948 |
char * fullLine; |
char * fullLine; |
949 |
int len; |
int len; |
|
int i; |
|
950 |
|
|
951 |
len = strlen(line->indent); |
len = strlen(line->indent); |
952 |
for (i = 0; i < line->numElements; i++) |
for (int i = 0; i < line->numElements; i++) |
953 |
len += strlen(line->elements[i].item) + |
len += strlen(line->elements[i].item) + |
954 |
strlen(line->elements[i].indent); |
strlen(line->elements[i].indent); |
955 |
|
|
958 |
free(line->indent); |
free(line->indent); |
959 |
line->indent = fullLine; |
line->indent = fullLine; |
960 |
|
|
961 |
for (i = 0; i < line->numElements; i++) { |
for (int i = 0; i < line->numElements; i++) { |
962 |
strcat(fullLine, line->elements[i].item); |
strcat(fullLine, line->elements[i].item); |
963 |
strcat(fullLine, line->elements[i].indent); |
strcat(fullLine, line->elements[i].indent); |
964 |
free(line->elements[i].item); |
free(line->elements[i].item); |
977 |
* elements up more |
* elements up more |
978 |
*/ |
*/ |
979 |
if (!isspace(kw->separatorChar)) { |
if (!isspace(kw->separatorChar)) { |
|
int i; |
|
980 |
char indent[2] = ""; |
char indent[2] = ""; |
981 |
indent[0] = kw->separatorChar; |
indent[0] = kw->separatorChar; |
982 |
for (i = 1; i < line->numElements; i++) { |
for (int i = 1; i < line->numElements; i++) { |
983 |
char *p; |
char *p; |
|
int j; |
|
984 |
int numNewElements; |
int numNewElements; |
985 |
|
|
986 |
numNewElements = 0; |
numNewElements = 0; |
996 |
sizeof(*line->elements) * elementsAlloced); |
sizeof(*line->elements) * elementsAlloced); |
997 |
} |
} |
998 |
|
|
999 |
for (j = line->numElements; j > i; j--) { |
for (int j = line->numElements; j > i; j--) { |
1000 |
line->elements[j + numNewElements] = line->elements[j]; |
line->elements[j + numNewElements] = line->elements[j]; |
1001 |
} |
} |
1002 |
line->numElements += numNewElements; |
line->numElements += numNewElements; |
1009 |
break; |
break; |
1010 |
} |
} |
1011 |
|
|
1012 |
free(line->elements[i].indent); |
line->elements[i + 1].indent = line->elements[i].indent; |
1013 |
line->elements[i].indent = strdup(indent); |
line->elements[i].indent = strdup(indent); |
1014 |
*p++ = '\0'; |
*p++ = '\0'; |
1015 |
i++; |
i++; |
1016 |
line->elements[i].item = strdup(p); |
line->elements[i].item = strdup(p); |
|
line->elements[i].indent = strdup(""); |
|
|
p = line->elements[i].item; |
|
1017 |
} |
} |
1018 |
} |
} |
1019 |
} |
} |
1034 |
struct singleLine * last = NULL, * line, * defaultLine = NULL; |
struct singleLine * last = NULL, * line, * defaultLine = NULL; |
1035 |
char * end; |
char * end; |
1036 |
struct singleEntry * entry = NULL; |
struct singleEntry * entry = NULL; |
1037 |
int i, len; |
int len; |
1038 |
char * buf; |
char * buf; |
1039 |
|
|
1040 |
if (!strcmp(inName, "-")) { |
if (inName == NULL) { |
1041 |
|
printf("Could not find bootloader configuration\n"); |
1042 |
|
exit(1); |
1043 |
|
} else if (!strcmp(inName, "-")) { |
1044 |
in = 0; |
in = 0; |
1045 |
} else { |
} else { |
1046 |
if ((in = open(inName, O_RDONLY)) < 0) { |
if ((in = open(inName, O_RDONLY)) < 0) { |
1083 |
cfg->secondaryIndent = strdup(line->indent); |
cfg->secondaryIndent = strdup(line->indent); |
1084 |
} |
} |
1085 |
|
|
1086 |
if (isEntryStart(line, cfi)) { |
if (isEntryStart(line, cfi) || (cfg->entries && !sawEntry)) { |
1087 |
sawEntry = 1; |
sawEntry = 1; |
1088 |
if (!entry) { |
if (!entry) { |
1089 |
cfg->entries = malloc(sizeof(*entry)); |
cfg->entries = malloc(sizeof(*entry)); |
1100 |
} |
} |
1101 |
|
|
1102 |
if (line->type == LT_SET_VARIABLE) { |
if (line->type == LT_SET_VARIABLE) { |
|
int i; |
|
1103 |
dbgPrintf("found 'set' command (%d elements): ", line->numElements); |
dbgPrintf("found 'set' command (%d elements): ", line->numElements); |
1104 |
dbgPrintf("%s", line->indent); |
dbgPrintf("%s", line->indent); |
1105 |
for (i = 0; i < line->numElements; i++) |
for (int i = 0; i < line->numElements; i++) |
1106 |
dbgPrintf("%s\"%s\"", line->elements[i].indent, line->elements[i].item); |
dbgPrintf("\"%s\"%s", line->elements[i].item, line->elements[i].indent); |
1107 |
dbgPrintf("\n"); |
dbgPrintf("\n"); |
1108 |
struct keywordTypes *kwType = getKeywordByType(LT_DEFAULT, cfi); |
struct keywordTypes *kwType = getKeywordByType(LT_DEFAULT, cfi); |
1109 |
if (kwType && line->numElements == 3 && |
if (kwType && line->numElements == 3 && |
1110 |
!strcmp(line->elements[1].item, kwType->key)) { |
!strcmp(line->elements[1].item, kwType->key) && |
1111 |
|
!is_special_grub2_variable(line->elements[2].item)) { |
1112 |
dbgPrintf("Line sets default config\n"); |
dbgPrintf("Line sets default config\n"); |
1113 |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
1114 |
defaultLine = line; |
defaultLine = line; |
1117 |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
cfg->flags &= ~GRUB_CONFIG_NO_DEFAULT; |
1118 |
defaultLine = line; |
defaultLine = line; |
1119 |
|
|
1120 |
} else if (line->type == LT_KERNEL) { |
} else if (iskernel(line->type)) { |
1121 |
/* if by some freak chance this is multiboot and the "module" |
/* if by some freak chance this is multiboot and the "module" |
1122 |
* lines came earlier in the template, make sure to use LT_HYPER |
* lines came earlier in the template, make sure to use LT_HYPER |
1123 |
* instead of LT_KERNEL now |
* instead of LT_KERNEL now |
1131 |
* This only applies to grub, but that's the only place we |
* This only applies to grub, but that's the only place we |
1132 |
* should find LT_MBMODULE lines anyway. |
* should find LT_MBMODULE lines anyway. |
1133 |
*/ |
*/ |
1134 |
struct singleLine * l; |
for (struct singleLine *l = entry->lines; l; l = l->next) { |
|
for (l = entry->lines; l; l = l->next) { |
|
1135 |
if (l->type == LT_HYPER) |
if (l->type == LT_HYPER) |
1136 |
break; |
break; |
1137 |
else if (l->type == LT_KERNEL) { |
else if (iskernel(l->type)) { |
1138 |
l->type = LT_HYPER; |
l->type = LT_HYPER; |
1139 |
break; |
break; |
1140 |
} |
} |
1151 |
} else if (line->type == LT_TITLE && line->numElements > 1) { |
} else if (line->type == LT_TITLE && line->numElements > 1) { |
1152 |
/* make the title a single argument (undoing our parsing) */ |
/* make the title a single argument (undoing our parsing) */ |
1153 |
len = 0; |
len = 0; |
1154 |
for (i = 1; i < line->numElements; i++) { |
for (int i = 1; i < line->numElements; i++) { |
1155 |
len += strlen(line->elements[i].item); |
len += strlen(line->elements[i].item); |
1156 |
len += strlen(line->elements[i].indent); |
len += strlen(line->elements[i].indent); |
1157 |
} |
} |
1158 |
buf = malloc(len + 1); |
buf = malloc(len + 1); |
1159 |
*buf = '\0'; |
*buf = '\0'; |
1160 |
|
|
1161 |
for (i = 1; i < line->numElements; i++) { |
for (int i = 1; i < line->numElements; i++) { |
1162 |
strcat(buf, line->elements[i].item); |
strcat(buf, line->elements[i].item); |
1163 |
free(line->elements[i].item); |
free(line->elements[i].item); |
1164 |
|
|
1172 |
line->elements[line->numElements - 1].indent; |
line->elements[line->numElements - 1].indent; |
1173 |
line->elements[1].item = buf; |
line->elements[1].item = buf; |
1174 |
line->numElements = 2; |
line->numElements = 2; |
1175 |
|
} else if (line->type == LT_MENUENTRY && line->numElements > 3) { |
1176 |
|
/* let --remove-kernel="TITLE=what" work */ |
1177 |
|
len = 0; |
1178 |
|
char *extras; |
1179 |
|
char *title; |
1180 |
|
|
1181 |
|
for (int i = 1; i < line->numElements; i++) { |
1182 |
|
len += strlen(line->elements[i].item); |
1183 |
|
len += strlen(line->elements[i].indent); |
1184 |
|
} |
1185 |
|
buf = malloc(len + 1); |
1186 |
|
*buf = '\0'; |
1187 |
|
|
1188 |
|
/* allocate mem for extra flags. */ |
1189 |
|
extras = malloc(len + 1); |
1190 |
|
*extras = '\0'; |
1191 |
|
|
1192 |
|
/* get title. */ |
1193 |
|
for (int i = 0; i < line->numElements; i++) { |
1194 |
|
if (!strcmp(line->elements[i].item, "menuentry")) |
1195 |
|
continue; |
1196 |
|
if (isquote(*line->elements[i].item)) |
1197 |
|
title = line->elements[i].item + 1; |
1198 |
|
else |
1199 |
|
title = line->elements[i].item; |
1200 |
|
|
1201 |
|
len = strlen(title); |
1202 |
|
if (isquote(title[len-1])) { |
1203 |
|
strncat(buf, title,len-1); |
1204 |
|
break; |
1205 |
|
} else { |
1206 |
|
strcat(buf, title); |
1207 |
|
strcat(buf, line->elements[i].indent); |
1208 |
|
} |
1209 |
|
} |
1210 |
|
|
1211 |
|
/* get extras */ |
1212 |
|
int count = 0; |
1213 |
|
for (int i = 0; i < line->numElements; i++) { |
1214 |
|
if (count >= 2) { |
1215 |
|
strcat(extras, line->elements[i].item); |
1216 |
|
strcat(extras, line->elements[i].indent); |
1217 |
|
} |
1218 |
|
|
1219 |
|
if (!strcmp(line->elements[i].item, "menuentry")) |
1220 |
|
continue; |
1221 |
|
|
1222 |
|
/* count ' or ", there should be two in menuentry line. */ |
1223 |
|
if (isquote(*line->elements[i].item)) |
1224 |
|
count++; |
1225 |
|
|
1226 |
|
len = strlen(line->elements[i].item); |
1227 |
|
|
1228 |
|
if (isquote(line->elements[i].item[len -1])) |
1229 |
|
count++; |
1230 |
|
|
1231 |
|
/* ok, we get the final ' or ", others are extras. */ |
1232 |
|
} |
1233 |
|
line->elements[1].indent = |
1234 |
|
line->elements[line->numElements - 2].indent; |
1235 |
|
line->elements[1].item = buf; |
1236 |
|
line->elements[2].indent = |
1237 |
|
line->elements[line->numElements - 2].indent; |
1238 |
|
line->elements[2].item = extras; |
1239 |
|
line->numElements = 3; |
1240 |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
} else if (line->type == LT_KERNELARGS && cfi->argsInQuotes) { |
1241 |
/* Strip off any " which may be present; they'll be put back |
/* Strip off any " which may be present; they'll be put back |
1242 |
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 |
1245 |
if (line->numElements >= 2) { |
if (line->numElements >= 2) { |
1246 |
int last, len; |
int last, len; |
1247 |
|
|
1248 |
if (*line->elements[1].item == '"') |
if (isquote(*line->elements[1].item)) |
1249 |
memmove(line->elements[1].item, line->elements[1].item + 1, |
memmove(line->elements[1].item, line->elements[1].item + 1, |
1250 |
strlen(line->elements[1].item + 1) + 1); |
strlen(line->elements[1].item + 1) + 1); |
1251 |
|
|
1252 |
last = line->numElements - 1; |
last = line->numElements - 1; |
1253 |
len = strlen(line->elements[last].item) - 1; |
len = strlen(line->elements[last].item) - 1; |
1254 |
if (line->elements[last].item[len] == '"') |
if (isquote(line->elements[last].item[len])) |
1255 |
line->elements[last].item[len] = '\0'; |
line->elements[last].item[len] = '\0'; |
1256 |
} |
} |
1257 |
} |
} |
1310 |
|
|
1311 |
dbgPrintf("defaultLine is %s\n", defaultLine ? "set" : "unset"); |
dbgPrintf("defaultLine is %s\n", defaultLine ? "set" : "unset"); |
1312 |
if (defaultLine) { |
if (defaultLine) { |
1313 |
if (cfi->defaultIsVariable) { |
if (defaultLine->numElements > 2 && |
1314 |
|
cfi->defaultSupportSaved && |
1315 |
|
!strncmp(defaultLine->elements[2].item,"\"${saved_entry}\"", 16)) { |
1316 |
|
cfg->cfi->defaultIsSaved = 1; |
1317 |
|
cfg->defaultImage = DEFAULT_SAVED_GRUB2; |
1318 |
|
if (cfg->cfi->getEnv) { |
1319 |
|
char *defTitle = cfi->getEnv(cfg->cfi, "saved_entry"); |
1320 |
|
if (defTitle) { |
1321 |
|
int index = 0; |
1322 |
|
entry = findEntryByTitle(cfg, defTitle, &index); |
1323 |
|
if (entry) |
1324 |
|
cfg->defaultImage = index; |
1325 |
|
} |
1326 |
|
} |
1327 |
|
} else if (cfi->defaultIsVariable) { |
1328 |
char *value = defaultLine->elements[2].item; |
char *value = defaultLine->elements[2].item; |
1329 |
while (*value && (*value == '"' || *value == '\'' || |
while (*value && (*value == '"' || *value == '\'' || |
1330 |
*value == ' ' || *value == '\t')) |
*value == ' ' || *value == '\t')) |
1341 |
cfg->defaultImage = strtol(defaultLine->elements[1].item, &end, 10); |
cfg->defaultImage = strtol(defaultLine->elements[1].item, &end, 10); |
1342 |
if (*end) cfg->defaultImage = -1; |
if (*end) cfg->defaultImage = -1; |
1343 |
} else if (defaultLine->numElements >= 2) { |
} else if (defaultLine->numElements >= 2) { |
1344 |
i = 0; |
int i = 0; |
1345 |
while ((entry = findEntryByIndex(cfg, i))) { |
while ((entry = findEntryByIndex(cfg, i))) { |
1346 |
for (line = entry->lines; line; line = line->next) |
for (line = entry->lines; line; line = line->next) |
1347 |
if (line->type == LT_TITLE) break; |
if (line->type == LT_TITLE) break; |
1364 |
cfg->defaultImage = -1; |
cfg->defaultImage = -1; |
1365 |
} |
} |
1366 |
} |
} |
1367 |
|
} else if (cfg->cfi->defaultIsSaved && cfg->cfi->getEnv) { |
1368 |
|
char *defTitle = cfi->getEnv(cfg->cfi, "saved_entry"); |
1369 |
|
if (defTitle) { |
1370 |
|
int index = 0; |
1371 |
|
entry = findEntryByTitle(cfg, defTitle, &index); |
1372 |
|
if (entry) |
1373 |
|
cfg->defaultImage = index; |
1374 |
|
} |
1375 |
} else { |
} else { |
1376 |
cfg->defaultImage = 0; |
cfg->defaultImage = 0; |
1377 |
} |
} |
1389 |
|
|
1390 |
if (cfg->defaultImage == DEFAULT_SAVED) |
if (cfg->defaultImage == DEFAULT_SAVED) |
1391 |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
fprintf(out, "%sdefault%ssaved\n", indent, separator); |
1392 |
else if (cfg->defaultImage > -1) { |
else if (cfg->cfi->defaultIsSaved) { |
1393 |
|
fprintf(out, "%sset default=\"${saved_entry}\"\n", indent); |
1394 |
|
if (cfg->defaultImage >= 0 && cfg->cfi->setEnv) { |
1395 |
|
char *title; |
1396 |
|
entry = findEntryByIndex(cfg, cfg->defaultImage); |
1397 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
1398 |
|
if (!line) |
1399 |
|
line = getLineByType(LT_TITLE, entry->lines); |
1400 |
|
if (line) { |
1401 |
|
title = extractTitle(line); |
1402 |
|
if (title) |
1403 |
|
cfg->cfi->setEnv(cfg->cfi, "saved_entry", title); |
1404 |
|
} |
1405 |
|
} |
1406 |
|
} else if (cfg->defaultImage > -1) { |
1407 |
if (cfg->cfi->defaultIsIndex) { |
if (cfg->cfi->defaultIsIndex) { |
1408 |
if (cfg->cfi->defaultIsVariable) { |
if (cfg->cfi->defaultIsVariable) { |
1409 |
fprintf(out, "%sset default=\"%d\"\n", indent, |
fprintf(out, "%sset default=\"%d\"\n", indent, |
1463 |
|
|
1464 |
/* most likely the symlink is relative, so change our |
/* most likely the symlink is relative, so change our |
1465 |
directory to the dir of the symlink */ |
directory to the dir of the symlink */ |
1466 |
rc = chdir(dirname(strdupa(outName))); |
char *dir = strdupa(outName); |
1467 |
|
rc = chdir(dirname(dir)); |
1468 |
do { |
do { |
1469 |
buf = alloca(len + 1); |
buf = alloca(len + 1); |
1470 |
rc = readlink(basename(outName), buf, len); |
rc = readlink(basename(outName), buf, len); |
1506 |
while (line) { |
while (line) { |
1507 |
if (line->type == LT_SET_VARIABLE && defaultKw && |
if (line->type == LT_SET_VARIABLE && defaultKw && |
1508 |
line->numElements == 3 && |
line->numElements == 3 && |
1509 |
!strcmp(line->elements[1].item, defaultKw->key)) { |
!strcmp(line->elements[1].item, defaultKw->key) && |
1510 |
|
!is_special_grub2_variable(line->elements[2].item)) { |
1511 |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
writeDefault(out, line->indent, line->elements[0].indent, cfg); |
1512 |
needs &= ~MAIN_DEFAULT; |
needs &= ~MAIN_DEFAULT; |
1513 |
} else if (line->type == LT_DEFAULT) { |
} else if (line->type == LT_DEFAULT) { |
1603 |
buf[rc] = '\0'; |
buf[rc] = '\0'; |
1604 |
chptr = buf; |
chptr = buf; |
1605 |
|
|
1606 |
|
char *foundanswer = NULL; |
1607 |
|
|
1608 |
while (chptr && chptr != buf+rc) { |
while (chptr && chptr != buf+rc) { |
1609 |
devname = chptr; |
devname = chptr; |
1610 |
|
|
1632 |
* for '/' obviously. |
* for '/' obviously. |
1633 |
*/ |
*/ |
1634 |
if (*(++chptr) == '/' && *(++chptr) == ' ') { |
if (*(++chptr) == '/' && *(++chptr) == ' ') { |
1635 |
/* |
/* remember the last / entry in mtab */ |
1636 |
* Move back 2, which is the first space after the device name, set |
foundanswer = devname; |
|
* it to \0 so strdup will just get the devicename. |
|
|
*/ |
|
|
chptr -= 2; |
|
|
*chptr = '\0'; |
|
|
return strdup(devname); |
|
1637 |
} |
} |
1638 |
|
|
1639 |
/* Next line */ |
/* Next line */ |
1642 |
chptr++; |
chptr++; |
1643 |
} |
} |
1644 |
|
|
1645 |
|
/* Return the last / entry found */ |
1646 |
|
if (foundanswer) { |
1647 |
|
chptr = strchr(foundanswer, ' '); |
1648 |
|
*chptr = '\0'; |
1649 |
|
return strdup(foundanswer); |
1650 |
|
} |
1651 |
|
|
1652 |
return NULL; |
return NULL; |
1653 |
} |
} |
1654 |
|
|
1655 |
|
void printEntry(struct singleEntry * entry, FILE *f) { |
1656 |
|
int i; |
1657 |
|
struct singleLine * line; |
1658 |
|
|
1659 |
|
for (line = entry->lines; line; line = line->next) { |
1660 |
|
log_message(f, "DBG: %s", line->indent); |
1661 |
|
for (i = 0; i < line->numElements; i++) { |
1662 |
|
/* Need to handle this, because we strip the quotes from |
1663 |
|
* menuentry when read it. */ |
1664 |
|
if (line->type == LT_MENUENTRY && i == 1) { |
1665 |
|
if(!isquote(*line->elements[i].item)) |
1666 |
|
log_message(f, "\'%s\'", line->elements[i].item); |
1667 |
|
else |
1668 |
|
log_message(f, "%s", line->elements[i].item); |
1669 |
|
log_message(f, "%s", line->elements[i].indent); |
1670 |
|
|
1671 |
|
continue; |
1672 |
|
} |
1673 |
|
|
1674 |
|
log_message(f, "%s%s", |
1675 |
|
line->elements[i].item, line->elements[i].indent); |
1676 |
|
} |
1677 |
|
log_message(f, "\n"); |
1678 |
|
} |
1679 |
|
} |
1680 |
|
|
1681 |
|
void notSuitablePrintf(struct singleEntry * entry, int okay, const char *fmt, ...) |
1682 |
|
{ |
1683 |
|
static int once; |
1684 |
|
va_list argp, argq; |
1685 |
|
|
1686 |
|
va_start(argp, fmt); |
1687 |
|
|
1688 |
|
va_copy(argq, argp); |
1689 |
|
if (!once) { |
1690 |
|
log_time(NULL); |
1691 |
|
log_message(NULL, "command line: %s\n", saved_command_line); |
1692 |
|
} |
1693 |
|
log_message(NULL, "DBG: Image entry %s: ", okay ? "succeeded" : "failed"); |
1694 |
|
log_vmessage(NULL, fmt, argq); |
1695 |
|
|
1696 |
|
printEntry(entry, NULL); |
1697 |
|
va_end(argq); |
1698 |
|
|
1699 |
|
if (!debug) { |
1700 |
|
once = 1; |
1701 |
|
va_end(argp); |
1702 |
|
return; |
1703 |
|
} |
1704 |
|
|
1705 |
|
if (okay) { |
1706 |
|
va_end(argp); |
1707 |
|
return; |
1708 |
|
} |
1709 |
|
|
1710 |
|
if (!once) |
1711 |
|
log_message(stderr, "DBG: command line: %s\n", saved_command_line); |
1712 |
|
once = 1; |
1713 |
|
fprintf(stderr, "DBG: Image entry failed: "); |
1714 |
|
vfprintf(stderr, fmt, argp); |
1715 |
|
printEntry(entry, stderr); |
1716 |
|
va_end(argp); |
1717 |
|
} |
1718 |
|
|
1719 |
|
#define beginswith(s, c) ((s) && (s)[0] == (c)) |
1720 |
|
|
1721 |
|
static int endswith(const char *s, char c) |
1722 |
|
{ |
1723 |
|
int slen; |
1724 |
|
|
1725 |
|
if (!s || !s[0]) |
1726 |
|
return 0; |
1727 |
|
slen = strlen(s) - 1; |
1728 |
|
|
1729 |
|
return s[slen] == c; |
1730 |
|
} |
1731 |
|
|
1732 |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
int suitableImage(struct singleEntry * entry, const char * bootPrefix, |
1733 |
int skipRemoved, int flags) { |
int skipRemoved, int flags) { |
1734 |
struct singleLine * line; |
struct singleLine * line; |
1738 |
char * rootspec; |
char * rootspec; |
1739 |
char * rootdev; |
char * rootdev; |
1740 |
|
|
1741 |
if (skipRemoved && entry->skip) return 0; |
if (skipRemoved && entry->skip) { |
1742 |
|
notSuitablePrintf(entry, 0, "marked to skip\n"); |
1743 |
|
return 0; |
1744 |
|
} |
1745 |
|
|
1746 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
1747 |
if (!line || line->numElements < 2) return 0; |
if (!line) { |
1748 |
|
notSuitablePrintf(entry, 0, "no line found\n"); |
1749 |
|
return 0; |
1750 |
|
} |
1751 |
|
if (line->numElements < 2) { |
1752 |
|
notSuitablePrintf(entry, 0, "line has only %d elements\n", |
1753 |
|
line->numElements); |
1754 |
|
return 0; |
1755 |
|
} |
1756 |
|
|
1757 |
if (flags & GRUBBY_BADIMAGE_OKAY) return 1; |
if (flags & GRUBBY_BADIMAGE_OKAY) { |
1758 |
|
notSuitablePrintf(entry, 1, "\n"); |
1759 |
|
return 1; |
1760 |
|
} |
1761 |
|
|
1762 |
fullName = alloca(strlen(bootPrefix) + |
fullName = alloca(strlen(bootPrefix) + |
1763 |
strlen(line->elements[1].item) + 1); |
strlen(line->elements[1].item) + 1); |
1764 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1765 |
sprintf(fullName, "%s%s", bootPrefix, |
int rootspec_offset = rootspec ? strlen(rootspec) : 0; |
1766 |
line->elements[1].item + (rootspec ? strlen(rootspec) : 0)); |
int hasslash = endswith(bootPrefix, '/') || |
1767 |
if (access(fullName, R_OK)) return 0; |
beginswith(line->elements[1].item + rootspec_offset, '/'); |
1768 |
|
sprintf(fullName, "%s%s%s", bootPrefix, hasslash ? "" : "/", |
1769 |
|
line->elements[1].item + rootspec_offset); |
1770 |
|
if (access(fullName, R_OK)) { |
1771 |
|
notSuitablePrintf(entry, 0, "access to %s failed\n", fullName); |
1772 |
|
return 0; |
1773 |
|
} |
1774 |
for (i = 2; i < line->numElements; i++) |
for (i = 2; i < line->numElements; i++) |
1775 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1776 |
if (i < line->numElements) { |
if (i < line->numElements) { |
1788 |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
line = getLineByType(LT_KERNELARGS|LT_MBMODULE, entry->lines); |
1789 |
|
|
1790 |
/* failed to find one */ |
/* failed to find one */ |
1791 |
if (!line) return 0; |
if (!line) { |
1792 |
|
notSuitablePrintf(entry, 0, "no line found\n"); |
1793 |
|
return 0; |
1794 |
|
} |
1795 |
|
|
1796 |
for (i = 1; i < line->numElements; i++) |
for (i = 1; i < line->numElements; i++) |
1797 |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
if (!strncasecmp(line->elements[i].item, "root=", 5)) break; |
1798 |
if (i < line->numElements) |
if (i < line->numElements) |
1799 |
dev = line->elements[i].item + 5; |
dev = line->elements[i].item + 5; |
1800 |
else { |
else { |
1801 |
|
notSuitablePrintf(entry, 0, "no root= entry found\n"); |
1802 |
/* it failed too... can't find root= */ |
/* it failed too... can't find root= */ |
1803 |
return 0; |
return 0; |
1804 |
} |
} |
1806 |
} |
} |
1807 |
|
|
1808 |
dev = getpathbyspec(dev); |
dev = getpathbyspec(dev); |
1809 |
if (!dev) |
if (!getpathbyspec(dev)) { |
1810 |
|
notSuitablePrintf(entry, 0, "can't find blkid entry for %s\n", dev); |
1811 |
return 0; |
return 0; |
1812 |
|
} else |
1813 |
|
dev = getpathbyspec(dev); |
1814 |
|
|
1815 |
rootdev = findDiskForRoot(); |
rootdev = findDiskForRoot(); |
1816 |
if (!rootdev) |
if (!rootdev) { |
1817 |
|
notSuitablePrintf(entry, 0, "can't find root device\n"); |
1818 |
return 0; |
return 0; |
1819 |
|
} |
1820 |
|
|
1821 |
if (!getuuidbydev(rootdev) || !getuuidbydev(dev)) { |
if (!getuuidbydev(rootdev) || !getuuidbydev(dev)) { |
1822 |
|
notSuitablePrintf(entry, 0, "uuid missing: rootdev %s, dev %s\n", |
1823 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1824 |
free(rootdev); |
free(rootdev); |
1825 |
return 0; |
return 0; |
1826 |
} |
} |
1827 |
|
|
1828 |
if (strcmp(getuuidbydev(rootdev), getuuidbydev(dev))) { |
if (strcmp(getuuidbydev(rootdev), getuuidbydev(dev))) { |
1829 |
|
notSuitablePrintf(entry, 0, "uuid mismatch: rootdev %s, dev %s\n", |
1830 |
|
getuuidbydev(rootdev), getuuidbydev(dev)); |
1831 |
free(rootdev); |
free(rootdev); |
1832 |
return 0; |
return 0; |
1833 |
} |
} |
1834 |
|
|
1835 |
free(rootdev); |
free(rootdev); |
1836 |
|
notSuitablePrintf(entry, 1, "\n"); |
1837 |
|
|
1838 |
return 1; |
return 1; |
1839 |
} |
} |
1877 |
entry = findEntryByIndex(config, indexVars[i]); |
entry = findEntryByIndex(config, indexVars[i]); |
1878 |
if (!entry) return NULL; |
if (!entry) return NULL; |
1879 |
|
|
1880 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
1881 |
if (!line) return NULL; |
if (!line) return NULL; |
1882 |
|
|
1883 |
if (index) *index = indexVars[i]; |
if (index) *index = indexVars[i]; |
1915 |
|
|
1916 |
if (!strncmp(kernel, "TITLE=", 6)) { |
if (!strncmp(kernel, "TITLE=", 6)) { |
1917 |
prefix = ""; |
prefix = ""; |
1918 |
checkType = LT_TITLE; |
checkType = LT_TITLE|LT_MENUENTRY; |
1919 |
kernel += 6; |
kernel += 6; |
1920 |
} |
} |
1921 |
|
|
1926 |
|
|
1927 |
/* check all the lines matching checkType */ |
/* check all the lines matching checkType */ |
1928 |
for (line = entry->lines; line; line = line->next) { |
for (line = entry->lines; line; line = line->next) { |
1929 |
line = getLineByType(entry->multiboot && checkType == LT_KERNEL ? |
enum lineType_e ct = checkType; |
1930 |
LT_KERNEL|LT_MBMODULE|LT_HYPER : |
if (entry->multiboot && checkType == LT_KERNEL) |
1931 |
checkType, line); |
ct = LT_KERNEL|LT_KERNEL_EFI|LT_MBMODULE|LT_HYPER; |
1932 |
if (!line) break; /* not found in this entry */ |
else if (checkType & LT_KERNEL) |
1933 |
|
ct = checkType | LT_KERNEL_EFI; |
1934 |
|
line = getLineByType(ct, line); |
1935 |
|
if (!line) |
1936 |
|
break; /* not found in this entry */ |
1937 |
|
|
1938 |
if (line && line->numElements >= 2) { |
if (line && line->type != LT_MENUENTRY && |
1939 |
|
line->numElements >= 2) { |
1940 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
1941 |
if (!strcmp(line->elements[1].item + |
if (!strcmp(line->elements[1].item + |
1942 |
((rootspec != NULL) ? strlen(rootspec) : 0), |
((rootspec != NULL) ? strlen(rootspec) : 0), |
1943 |
kernel + strlen(prefix))) |
kernel + strlen(prefix))) |
1944 |
break; |
break; |
1945 |
} |
} |
1946 |
|
if(line->type == LT_MENUENTRY && |
1947 |
|
!strcmp(line->elements[1].item, kernel)) |
1948 |
|
break; |
1949 |
} |
} |
1950 |
|
|
1951 |
/* make sure this entry has a kernel identifier; this skips |
/* make sure this entry has a kernel identifier; this skips |
1952 |
* non-Linux boot entries (could find netbsd etc, though, which is |
* non-Linux boot entries (could find netbsd etc, though, which is |
1953 |
* unfortunate) |
* unfortunate) |
1954 |
*/ |
*/ |
1955 |
if (line && getLineByType(LT_KERNEL|LT_HYPER, entry->lines)) |
if (line && getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines)) |
1956 |
break; /* found 'im! */ |
break; /* found 'im! */ |
1957 |
} |
} |
1958 |
|
|
1962 |
return entry; |
return entry; |
1963 |
} |
} |
1964 |
|
|
1965 |
|
struct singleEntry * findEntryByTitle(struct grubConfig * cfg, char *title, |
1966 |
|
int * index) { |
1967 |
|
struct singleEntry * entry; |
1968 |
|
struct singleLine * line; |
1969 |
|
int i; |
1970 |
|
char * newtitle; |
1971 |
|
|
1972 |
|
for (i = 0, entry = cfg->entries; entry; entry = entry->next, i++) { |
1973 |
|
if (index && i < *index) |
1974 |
|
continue; |
1975 |
|
line = getLineByType(LT_TITLE, entry->lines); |
1976 |
|
if (!line) |
1977 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
1978 |
|
if (!line) |
1979 |
|
continue; |
1980 |
|
newtitle = grub2ExtractTitle(line); |
1981 |
|
if (!newtitle) |
1982 |
|
continue; |
1983 |
|
if (!strcmp(title, newtitle)) |
1984 |
|
break; |
1985 |
|
} |
1986 |
|
|
1987 |
|
if (!entry) |
1988 |
|
return NULL; |
1989 |
|
|
1990 |
|
if (index) |
1991 |
|
*index = i; |
1992 |
|
return entry; |
1993 |
|
} |
1994 |
|
|
1995 |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index) { |
struct singleEntry * findEntryByIndex(struct grubConfig * cfg, int index) { |
1996 |
struct singleEntry * entry; |
struct singleEntry * entry; |
1997 |
|
|
2014 |
struct singleEntry * entry, * entry2; |
struct singleEntry * entry, * entry2; |
2015 |
int index; |
int index; |
2016 |
|
|
2017 |
if (cfg->defaultImage > -1) { |
if (cfg->cfi->defaultIsSaved) { |
2018 |
|
if (cfg->cfi->getEnv) { |
2019 |
|
char *defTitle = cfg->cfi->getEnv(cfg->cfi, "saved_entry"); |
2020 |
|
if (defTitle) { |
2021 |
|
int index = 0; |
2022 |
|
entry = findEntryByTitle(cfg, defTitle, &index); |
2023 |
|
} |
2024 |
|
} |
2025 |
|
} else if (cfg->defaultImage > -1) { |
2026 |
entry = findEntryByIndex(cfg, cfg->defaultImage); |
entry = findEntryByIndex(cfg, cfg->defaultImage); |
2027 |
if (entry && suitableImage(entry, prefix, skipRemoved, flags)) { |
if (entry && suitableImage(entry, prefix, skipRemoved, flags)) { |
2028 |
if (indexPtr) *indexPtr = cfg->defaultImage; |
if (indexPtr) *indexPtr = cfg->defaultImage; |
2075 |
const char * prefix) { |
const char * prefix) { |
2076 |
struct singleEntry * entry; |
struct singleEntry * entry; |
2077 |
|
|
2078 |
if (!image) return; |
if (!image) |
2079 |
|
return; |
2080 |
|
|
2081 |
|
/* check and see if we're removing the default image */ |
2082 |
|
if (isdigit(*image)) { |
2083 |
|
entry = findEntryByPath(cfg, image, prefix, NULL); |
2084 |
|
if(entry) |
2085 |
|
entry->skip = 1; |
2086 |
|
return; |
2087 |
|
} |
2088 |
|
|
2089 |
while ((entry = findEntryByPath(cfg, image, prefix, NULL))) |
while ((entry = findEntryByPath(cfg, image, prefix, NULL))) |
2090 |
entry->skip = 1; |
entry->skip = 1; |
2092 |
|
|
2093 |
void setDefaultImage(struct grubConfig * config, int hasNew, |
void setDefaultImage(struct grubConfig * config, int hasNew, |
2094 |
const char * defaultKernelPath, int newIsDefault, |
const char * defaultKernelPath, int newIsDefault, |
2095 |
const char * prefix, int flags) { |
const char * prefix, int flags, int index) { |
2096 |
struct singleEntry * entry, * entry2, * newDefault; |
struct singleEntry * entry, * entry2, * newDefault; |
2097 |
int i, j; |
int i, j; |
2098 |
|
|
2099 |
if (newIsDefault) { |
if (newIsDefault) { |
2100 |
config->defaultImage = 0; |
config->defaultImage = 0; |
2101 |
return; |
return; |
2102 |
|
} else if ((index >= 0) && config->cfi->defaultIsIndex) { |
2103 |
|
if (findEntryByIndex(config, index)) |
2104 |
|
config->defaultImage = index; |
2105 |
|
else |
2106 |
|
config->defaultImage = -1; |
2107 |
|
return; |
2108 |
} else if (defaultKernelPath) { |
} else if (defaultKernelPath) { |
2109 |
i = 0; |
i = 0; |
2110 |
if (findEntryByPath(config, defaultKernelPath, prefix, &i)) { |
if (findEntryByPath(config, defaultKernelPath, prefix, &i)) { |
2117 |
|
|
2118 |
/* 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 |
2119 |
changes */ |
changes */ |
2120 |
if (config->defaultImage == DEFAULT_SAVED) |
if ((config->defaultImage == DEFAULT_SAVED) || |
2121 |
|
(config->defaultImage == DEFAULT_SAVED_GRUB2)) |
2122 |
/* default is set to saved, we don't want to change it */ |
/* default is set to saved, we don't want to change it */ |
2123 |
return; |
return; |
2124 |
|
|
2179 |
|
|
2180 |
printf("index=%d\n", index); |
printf("index=%d\n", index); |
2181 |
|
|
2182 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
2183 |
if (!line) { |
if (!line) { |
2184 |
printf("non linux entry\n"); |
printf("non linux entry\n"); |
2185 |
return; |
return; |
2186 |
} |
} |
2187 |
|
|
2188 |
printf("kernel=%s\n", line->elements[1].item); |
if (!strncmp(prefix, line->elements[1].item, strlen(prefix))) |
2189 |
|
printf("kernel=%s\n", line->elements[1].item); |
2190 |
|
else |
2191 |
|
printf("kernel=%s%s\n", prefix, line->elements[1].item); |
2192 |
|
|
2193 |
if (line->numElements >= 3) { |
if (line->numElements >= 3) { |
2194 |
printf("args=\""); |
printf("args=\""); |
2244 |
printf("root=%s\n", s); |
printf("root=%s\n", s); |
2245 |
} |
} |
2246 |
|
|
2247 |
line = getLineByType(LT_INITRD, entry->lines); |
line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines); |
2248 |
|
|
2249 |
if (line && line->numElements >= 2) { |
if (line && line->numElements >= 2) { |
2250 |
printf("initrd=%s", prefix); |
if (!strncmp(prefix, line->elements[1].item, strlen(prefix))) |
2251 |
|
printf("initrd="); |
2252 |
|
else |
2253 |
|
printf("initrd=%s", prefix); |
2254 |
|
|
2255 |
for (i = 1; i < line->numElements; i++) |
for (i = 1; i < line->numElements; i++) |
2256 |
printf("%s%s", line->elements[i].item, line->elements[i].indent); |
printf("%s%s", line->elements[i].item, line->elements[i].indent); |
2257 |
printf("\n"); |
printf("\n"); |
2258 |
} |
} |
2259 |
|
|
2260 |
|
line = getLineByType(LT_TITLE, entry->lines); |
2261 |
|
if (line) { |
2262 |
|
printf("title=%s\n", line->elements[1].item); |
2263 |
|
} else { |
2264 |
|
char * title; |
2265 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
2266 |
|
title = grub2ExtractTitle(line); |
2267 |
|
if (title) |
2268 |
|
printf("title=%s\n", title); |
2269 |
|
} |
2270 |
|
} |
2271 |
|
|
2272 |
|
int isSuseSystem(void) { |
2273 |
|
const char * path; |
2274 |
|
const static char default_path[] = "/etc/SuSE-release"; |
2275 |
|
|
2276 |
|
if ((path = getenv("GRUBBY_SUSE_RELEASE")) == NULL) |
2277 |
|
path = default_path; |
2278 |
|
|
2279 |
|
if (!access(path, R_OK)) |
2280 |
|
return 1; |
2281 |
|
return 0; |
2282 |
|
} |
2283 |
|
|
2284 |
|
int isSuseGrubConf(const char * path) { |
2285 |
|
FILE * grubConf; |
2286 |
|
char * line = NULL; |
2287 |
|
size_t len = 0, res = 0; |
2288 |
|
|
2289 |
|
grubConf = fopen(path, "r"); |
2290 |
|
if (!grubConf) { |
2291 |
|
dbgPrintf("Could not open SuSE configuration file '%s'\n", path); |
2292 |
|
return 0; |
2293 |
|
} |
2294 |
|
|
2295 |
|
while ((res = getline(&line, &len, grubConf)) != -1) { |
2296 |
|
if (!strncmp(line, "setup", 5)) { |
2297 |
|
fclose(grubConf); |
2298 |
|
free(line); |
2299 |
|
return 1; |
2300 |
|
} |
2301 |
|
} |
2302 |
|
|
2303 |
|
dbgPrintf("SuSE configuration file '%s' does not appear to be valid\n", |
2304 |
|
path); |
2305 |
|
|
2306 |
|
fclose(grubConf); |
2307 |
|
free(line); |
2308 |
|
return 0; |
2309 |
|
} |
2310 |
|
|
2311 |
|
int suseGrubConfGetLba(const char * path, int * lbaPtr) { |
2312 |
|
FILE * grubConf; |
2313 |
|
char * line = NULL; |
2314 |
|
size_t res = 0, len = 0; |
2315 |
|
|
2316 |
|
if (!path) return 1; |
2317 |
|
if (!lbaPtr) return 1; |
2318 |
|
|
2319 |
|
grubConf = fopen(path, "r"); |
2320 |
|
if (!grubConf) return 1; |
2321 |
|
|
2322 |
|
while ((res = getline(&line, &len, grubConf)) != -1) { |
2323 |
|
if (line[res - 1] == '\n') |
2324 |
|
line[res - 1] = '\0'; |
2325 |
|
else if (len > res) |
2326 |
|
line[res] = '\0'; |
2327 |
|
else { |
2328 |
|
line = realloc(line, res + 1); |
2329 |
|
line[res] = '\0'; |
2330 |
|
} |
2331 |
|
|
2332 |
|
if (!strncmp(line, "setup", 5)) { |
2333 |
|
if (strstr(line, "--force-lba")) { |
2334 |
|
*lbaPtr = 1; |
2335 |
|
} else { |
2336 |
|
*lbaPtr = 0; |
2337 |
|
} |
2338 |
|
dbgPrintf("lba: %i\n", *lbaPtr); |
2339 |
|
break; |
2340 |
|
} |
2341 |
|
} |
2342 |
|
|
2343 |
|
free(line); |
2344 |
|
fclose(grubConf); |
2345 |
|
return 0; |
2346 |
|
} |
2347 |
|
|
2348 |
|
int suseGrubConfGetInstallDevice(const char * path, char ** devicePtr) { |
2349 |
|
FILE * grubConf; |
2350 |
|
char * line = NULL; |
2351 |
|
size_t res = 0, len = 0; |
2352 |
|
char * lastParamPtr = NULL; |
2353 |
|
char * secLastParamPtr = NULL; |
2354 |
|
char installDeviceNumber = '\0'; |
2355 |
|
char * bounds = NULL; |
2356 |
|
|
2357 |
|
if (!path) return 1; |
2358 |
|
if (!devicePtr) return 1; |
2359 |
|
|
2360 |
|
grubConf = fopen(path, "r"); |
2361 |
|
if (!grubConf) return 1; |
2362 |
|
|
2363 |
|
while ((res = getline(&line, &len, grubConf)) != -1) { |
2364 |
|
if (strncmp(line, "setup", 5)) |
2365 |
|
continue; |
2366 |
|
|
2367 |
|
if (line[res - 1] == '\n') |
2368 |
|
line[res - 1] = '\0'; |
2369 |
|
else if (len > res) |
2370 |
|
line[res] = '\0'; |
2371 |
|
else { |
2372 |
|
line = realloc(line, res + 1); |
2373 |
|
line[res] = '\0'; |
2374 |
|
} |
2375 |
|
|
2376 |
|
lastParamPtr = bounds = line + res; |
2377 |
|
|
2378 |
|
/* Last parameter in grub may be an optional IMAGE_DEVICE */ |
2379 |
|
while (!isspace(*lastParamPtr)) |
2380 |
|
lastParamPtr--; |
2381 |
|
lastParamPtr++; |
2382 |
|
|
2383 |
|
secLastParamPtr = lastParamPtr - 2; |
2384 |
|
dbgPrintf("lastParamPtr: %s\n", lastParamPtr); |
2385 |
|
|
2386 |
|
if (lastParamPtr + 3 > bounds) { |
2387 |
|
dbgPrintf("lastParamPtr going over boundary"); |
2388 |
|
fclose(grubConf); |
2389 |
|
free(line); |
2390 |
|
return 1; |
2391 |
|
} |
2392 |
|
if (!strncmp(lastParamPtr, "(hd", 3)) |
2393 |
|
lastParamPtr += 3; |
2394 |
|
dbgPrintf("lastParamPtr: %c\n", *lastParamPtr); |
2395 |
|
|
2396 |
|
/* |
2397 |
|
* Second last parameter will decide wether last parameter is |
2398 |
|
* an IMAGE_DEVICE or INSTALL_DEVICE |
2399 |
|
*/ |
2400 |
|
while (!isspace(*secLastParamPtr)) |
2401 |
|
secLastParamPtr--; |
2402 |
|
secLastParamPtr++; |
2403 |
|
|
2404 |
|
if (secLastParamPtr + 3 > bounds) { |
2405 |
|
dbgPrintf("secLastParamPtr going over boundary"); |
2406 |
|
fclose(grubConf); |
2407 |
|
free(line); |
2408 |
|
return 1; |
2409 |
|
} |
2410 |
|
dbgPrintf("secLastParamPtr: %s\n", secLastParamPtr); |
2411 |
|
if (!strncmp(secLastParamPtr, "(hd", 3)) { |
2412 |
|
secLastParamPtr += 3; |
2413 |
|
dbgPrintf("secLastParamPtr: %c\n", *secLastParamPtr); |
2414 |
|
installDeviceNumber = *secLastParamPtr; |
2415 |
|
} else { |
2416 |
|
installDeviceNumber = *lastParamPtr; |
2417 |
|
} |
2418 |
|
|
2419 |
|
*devicePtr = malloc(6); |
2420 |
|
snprintf(*devicePtr, 6, "(hd%c)", installDeviceNumber); |
2421 |
|
dbgPrintf("installDeviceNumber: %c\n", installDeviceNumber); |
2422 |
|
fclose(grubConf); |
2423 |
|
free(line); |
2424 |
|
return 0; |
2425 |
|
} |
2426 |
|
|
2427 |
|
free(line); |
2428 |
|
fclose(grubConf); |
2429 |
|
return 1; |
2430 |
|
} |
2431 |
|
|
2432 |
|
int grubGetBootFromDeviceMap(const char * device, |
2433 |
|
char ** bootPtr) { |
2434 |
|
FILE * deviceMap; |
2435 |
|
char * line = NULL; |
2436 |
|
size_t res = 0, len = 0; |
2437 |
|
char * devicePtr; |
2438 |
|
char * bounds = NULL; |
2439 |
|
const char * path; |
2440 |
|
const static char default_path[] = "/boot/grub/device.map"; |
2441 |
|
|
2442 |
|
if (!device) return 1; |
2443 |
|
if (!bootPtr) return 1; |
2444 |
|
|
2445 |
|
if ((path = getenv("GRUBBY_GRUB_DEVICE_MAP")) == NULL) |
2446 |
|
path = default_path; |
2447 |
|
|
2448 |
|
dbgPrintf("opening grub device.map file from: %s\n", path); |
2449 |
|
deviceMap = fopen(path, "r"); |
2450 |
|
if (!deviceMap) |
2451 |
|
return 1; |
2452 |
|
|
2453 |
|
while ((res = getline(&line, &len, deviceMap)) != -1) { |
2454 |
|
if (!strncmp(line, "#", 1)) |
2455 |
|
continue; |
2456 |
|
|
2457 |
|
if (line[res - 1] == '\n') |
2458 |
|
line[res - 1] = '\0'; |
2459 |
|
else if (len > res) |
2460 |
|
line[res] = '\0'; |
2461 |
|
else { |
2462 |
|
line = realloc(line, res + 1); |
2463 |
|
line[res] = '\0'; |
2464 |
|
} |
2465 |
|
|
2466 |
|
devicePtr = line; |
2467 |
|
bounds = line + res; |
2468 |
|
|
2469 |
|
while ((isspace(*line) && ((devicePtr + 1) <= bounds))) |
2470 |
|
devicePtr++; |
2471 |
|
dbgPrintf("device: %s\n", devicePtr); |
2472 |
|
|
2473 |
|
if (!strncmp(devicePtr, device, strlen(device))) { |
2474 |
|
devicePtr += strlen(device); |
2475 |
|
while (isspace(*devicePtr) && ((devicePtr + 1) <= bounds)) |
2476 |
|
devicePtr++; |
2477 |
|
|
2478 |
|
*bootPtr = strdup(devicePtr); |
2479 |
|
break; |
2480 |
|
} |
2481 |
|
} |
2482 |
|
|
2483 |
|
free(line); |
2484 |
|
fclose(deviceMap); |
2485 |
|
return 0; |
2486 |
|
} |
2487 |
|
|
2488 |
|
int suseGrubConfGetBoot(const char * path, char ** bootPtr) { |
2489 |
|
char * grubDevice; |
2490 |
|
|
2491 |
|
if (suseGrubConfGetInstallDevice(path, &grubDevice)) |
2492 |
|
dbgPrintf("error looking for grub installation device\n"); |
2493 |
|
else |
2494 |
|
dbgPrintf("grubby installation device: %s\n", grubDevice); |
2495 |
|
|
2496 |
|
if (grubGetBootFromDeviceMap(grubDevice, bootPtr)) |
2497 |
|
dbgPrintf("error looking for grub boot device\n"); |
2498 |
|
else |
2499 |
|
dbgPrintf("grubby boot device: %s\n", *bootPtr); |
2500 |
|
|
2501 |
|
free(grubDevice); |
2502 |
|
return 0; |
2503 |
|
} |
2504 |
|
|
2505 |
|
int parseSuseGrubConf(int * lbaPtr, char ** bootPtr) { |
2506 |
|
/* |
2507 |
|
* This SuSE grub configuration file at this location is not your average |
2508 |
|
* grub configuration file, but instead the grub commands used to setup |
2509 |
|
* grub on that system. |
2510 |
|
*/ |
2511 |
|
const char * path; |
2512 |
|
const static char default_path[] = "/etc/grub.conf"; |
2513 |
|
|
2514 |
|
if ((path = getenv("GRUBBY_SUSE_GRUB_CONF")) == NULL) |
2515 |
|
path = default_path; |
2516 |
|
|
2517 |
|
if (!isSuseGrubConf(path)) return 1; |
2518 |
|
|
2519 |
|
if (lbaPtr) { |
2520 |
|
*lbaPtr = 0; |
2521 |
|
if (suseGrubConfGetLba(path, lbaPtr)) |
2522 |
|
return 1; |
2523 |
|
} |
2524 |
|
|
2525 |
|
if (bootPtr) { |
2526 |
|
*bootPtr = NULL; |
2527 |
|
suseGrubConfGetBoot(path, bootPtr); |
2528 |
|
} |
2529 |
|
|
2530 |
|
return 0; |
2531 |
} |
} |
2532 |
|
|
2533 |
int parseSysconfigGrub(int * lbaPtr, char ** bootPtr) { |
int parseSysconfigGrub(int * lbaPtr, char ** bootPtr) { |
2578 |
} |
} |
2579 |
|
|
2580 |
void dumpSysconfigGrub(void) { |
void dumpSysconfigGrub(void) { |
2581 |
char * boot; |
char * boot = NULL; |
2582 |
int lba; |
int lba; |
2583 |
|
|
2584 |
if (!parseSysconfigGrub(&lba, &boot)) { |
if (isSuseSystem()) { |
2585 |
if (lba) printf("lba\n"); |
if (parseSuseGrubConf(&lba, &boot)) { |
2586 |
if (boot) printf("boot=%s\n", boot); |
free(boot); |
2587 |
|
return; |
2588 |
|
} |
2589 |
|
} else { |
2590 |
|
if (parseSysconfigGrub(&lba, &boot)) { |
2591 |
|
free(boot); |
2592 |
|
return; |
2593 |
|
} |
2594 |
|
} |
2595 |
|
|
2596 |
|
if (lba) printf("lba\n"); |
2597 |
|
if (boot) { |
2598 |
|
printf("boot=%s\n", boot); |
2599 |
|
free(boot); |
2600 |
} |
} |
2601 |
} |
} |
2602 |
|
|
2645 |
{ |
{ |
2646 |
struct singleLine * newLine = lineDup(tmplLine); |
struct singleLine * newLine = lineDup(tmplLine); |
2647 |
|
|
2648 |
|
if (isEfi && cfi == &grub2ConfigType) { |
2649 |
|
enum lineType_e old = newLine->type; |
2650 |
|
newLine->type = preferredLineType(newLine->type, cfi); |
2651 |
|
if (old != newLine->type) |
2652 |
|
newLine->elements[0].item = getKeyByType(newLine->type, cfi); |
2653 |
|
} |
2654 |
|
|
2655 |
if (val) { |
if (val) { |
2656 |
/* override the inherited value with our own. |
/* override the inherited value with our own. |
2657 |
* This is a little weak because it only applies to elements[1] |
* This is a little weak because it only applies to elements[1] |
2661 |
insertElement(newLine, val, 1, cfi); |
insertElement(newLine, val, 1, cfi); |
2662 |
|
|
2663 |
/* but try to keep the rootspec from the template... sigh */ |
/* but try to keep the rootspec from the template... sigh */ |
2664 |
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)) { |
2665 |
char * rootspec = getRootSpecifier(tmplLine->elements[1].item); |
char * rootspec = getRootSpecifier(tmplLine->elements[1].item); |
2666 |
if (rootspec != NULL) { |
if (rootspec != NULL) { |
2667 |
free(newLine->elements[1].item); |
free(newLine->elements[1].item); |
2698 |
/* 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 |
2699 |
* stack since it calls addLineTmpl which will make copies. |
* stack since it calls addLineTmpl which will make copies. |
2700 |
*/ |
*/ |
|
|
|
2701 |
if (type == LT_TITLE && cfi->titleBracketed) { |
if (type == LT_TITLE && cfi->titleBracketed) { |
2702 |
/* we're doing a bracketed title (zipl) */ |
/* we're doing a bracketed title (zipl) */ |
2703 |
tmpl.type = type; |
tmpl.type = type; |
2801 |
free(line); |
free(line); |
2802 |
} |
} |
2803 |
|
|
|
static int isquote(char q) |
|
|
{ |
|
|
if (q == '\'' || q == '\"') |
|
|
return 1; |
|
|
return 0; |
|
|
} |
|
|
|
|
2804 |
static void requote(struct singleLine *tmplLine, struct configFileInfo * cfi) |
static void requote(struct singleLine *tmplLine, struct configFileInfo * cfi) |
2805 |
{ |
{ |
2806 |
struct singleLine newLine = { |
struct singleLine newLine = { |
3031 |
firstElement = 2; |
firstElement = 2; |
3032 |
|
|
3033 |
} else { |
} else { |
3034 |
line = getLineByType(LT_KERNEL|LT_MBMODULE, entry->lines); |
line = getLineByType(LT_KERNEL|LT_MBMODULE|LT_KERNEL_EFI, entry->lines); |
3035 |
if (!line) { |
if (!line) { |
3036 |
/* no LT_KERNEL or LT_MBMODULE in this entry? */ |
/* no LT_KERNEL or LT_MBMODULE in this entry? */ |
3037 |
continue; |
continue; |
3196 |
if (!image) return 0; |
if (!image) return 0; |
3197 |
|
|
3198 |
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
for (; (entry = findEntryByPath(cfg, image, prefix, &index)); index++) { |
3199 |
kernelLine = getLineByType(LT_KERNEL, entry->lines); |
kernelLine = getLineByType(LT_KERNEL|LT_KERNEL_EFI, entry->lines); |
3200 |
if (!kernelLine) continue; |
if (!kernelLine) continue; |
3201 |
|
|
3202 |
line = getLineByType(LT_INITRD, entry->lines); |
line = getLineByType(LT_INITRD|LT_INITRD_EFI, entry->lines); |
3203 |
if (line) |
if (line) |
3204 |
removeLine(entry, line); |
removeLine(entry, line); |
3205 |
if (prefix) { |
if (prefix) { |
3210 |
endLine = getLineByType(LT_ENTRY_END, entry->lines); |
endLine = getLineByType(LT_ENTRY_END, entry->lines); |
3211 |
if (endLine) |
if (endLine) |
3212 |
removeLine(entry, endLine); |
removeLine(entry, endLine); |
3213 |
line = addLine(entry, cfg->cfi, LT_INITRD, kernelLine->indent, initrd); |
line = addLine(entry, cfg->cfi, preferredLineType(LT_INITRD, cfg->cfi), |
3214 |
|
kernelLine->indent, initrd); |
3215 |
if (!line) |
if (!line) |
3216 |
return 1; |
return 1; |
3217 |
if (endLine) { |
if (endLine) { |
3249 |
if (memcmp(boot, bootSect, 3)) |
if (memcmp(boot, bootSect, 3)) |
3250 |
return 0; |
return 0; |
3251 |
|
|
3252 |
if (boot[1] == 0xeb) { |
if (boot[1] == JMP_SHORT_OPCODE) { |
3253 |
offset = boot[2] + 2; |
offset = boot[2] + 2; |
3254 |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
} else if (boot[1] == 0xe8 || boot[1] == 0xe9) { |
3255 |
offset = (boot[3] << 8) + boot[2] + 2; |
offset = (boot[3] << 8) + boot[2] + 2; |
3256 |
} else if (boot[0] == 0xeb) { |
} else if (boot[0] == JMP_SHORT_OPCODE) { |
3257 |
offset = boot[1] + 2; |
offset = boot[1] + 2; |
3258 |
|
/* |
3259 |
|
* it looks like grub, when copying stage1 into the mbr, patches stage1 |
3260 |
|
* right after the JMP location, replacing other instructions such as |
3261 |
|
* JMPs for NOOPs. So, relax the check a little bit by skipping those |
3262 |
|
* different bytes. |
3263 |
|
*/ |
3264 |
|
if ((bootSect[offset + 1] == NOOP_OPCODE) |
3265 |
|
&& (bootSect[offset + 2] == NOOP_OPCODE)) { |
3266 |
|
offset = offset + 3; |
3267 |
|
} |
3268 |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
} else if (boot[0] == 0xe8 || boot[0] == 0xe9) { |
3269 |
offset = (boot[2] << 8) + boot[1] + 2; |
offset = (boot[2] << 8) + boot[1] + 2; |
3270 |
} else { |
} else { |
3407 |
} |
} |
3408 |
|
|
3409 |
int checkForGrub2(struct grubConfig * config) { |
int checkForGrub2(struct grubConfig * config) { |
3410 |
if (!access("/boot/grub2", R_OK)) |
if (!access("/etc/grub.d/", R_OK)) |
3411 |
return 2; |
return 2; |
3412 |
|
|
3413 |
return 1; |
return 1; |
3417 |
int fd; |
int fd; |
3418 |
unsigned char bootSect[512]; |
unsigned char bootSect[512]; |
3419 |
char * boot; |
char * boot; |
3420 |
|
int onSuse = isSuseSystem(); |
3421 |
|
|
3422 |
if (parseSysconfigGrub(NULL, &boot)) |
|
3423 |
return 0; |
if (onSuse) { |
3424 |
|
if (parseSuseGrubConf(NULL, &boot)) |
3425 |
|
return 0; |
3426 |
|
} else { |
3427 |
|
if (parseSysconfigGrub(NULL, &boot)) |
3428 |
|
return 0; |
3429 |
|
} |
3430 |
|
|
3431 |
/* assume grub is not installed -- not an error condition */ |
/* assume grub is not installed -- not an error condition */ |
3432 |
if (!boot) |
if (!boot) |
3445 |
} |
} |
3446 |
close(fd); |
close(fd); |
3447 |
|
|
3448 |
|
/* The more elaborate checks do not work on SuSE. The checks done |
3449 |
|
* seem to be reasonble (at least for now), so just return success |
3450 |
|
*/ |
3451 |
|
if (onSuse) |
3452 |
|
return 2; |
3453 |
|
|
3454 |
return checkDeviceBootloader(boot, bootSect); |
return checkDeviceBootloader(boot, bootSect); |
3455 |
} |
} |
3456 |
|
|
3484 |
return checkDeviceBootloader(boot, bootSect); |
return checkDeviceBootloader(boot, bootSect); |
3485 |
} |
} |
3486 |
|
|
3487 |
|
int checkForYaboot(struct grubConfig * config) { |
3488 |
|
/* |
3489 |
|
* This is a simplistic check that we consider good enough for own puporses |
3490 |
|
* |
3491 |
|
* If we were to properly check if yaboot is *installed* we'd need to: |
3492 |
|
* 1) get the system boot device (LT_BOOT) |
3493 |
|
* 2) considering it's a raw filesystem, check if the yaboot binary matches |
3494 |
|
* the content on the boot device |
3495 |
|
* 3) if not, copy the binary to a temporary file and run "addnote" on it |
3496 |
|
* 4) check again if binary and boot device contents match |
3497 |
|
*/ |
3498 |
|
if (!access("/etc/yaboot.conf", R_OK)) |
3499 |
|
return 2; |
3500 |
|
|
3501 |
|
return 1; |
3502 |
|
} |
3503 |
|
|
3504 |
|
int checkForElilo(struct grubConfig * config) { |
3505 |
|
if (!access("/etc/elilo.conf", R_OK)) |
3506 |
|
return 2; |
3507 |
|
|
3508 |
|
return 1; |
3509 |
|
} |
3510 |
|
|
3511 |
static char * getRootSpecifier(char * str) { |
static char * getRootSpecifier(char * str) { |
3512 |
char * idx, * rootspec = NULL; |
char * idx, * rootspec = NULL; |
3513 |
|
|
3522 |
static char * getInitrdVal(struct grubConfig * config, |
static char * getInitrdVal(struct grubConfig * config, |
3523 |
const char * prefix, struct singleLine *tmplLine, |
const char * prefix, struct singleLine *tmplLine, |
3524 |
const char * newKernelInitrd, |
const char * newKernelInitrd, |
3525 |
char ** extraInitrds, int extraInitrdCount) |
const char ** extraInitrds, int extraInitrdCount) |
3526 |
{ |
{ |
3527 |
char *initrdVal, *end; |
char *initrdVal, *end; |
3528 |
int i; |
int i; |
3567 |
|
|
3568 |
int addNewKernel(struct grubConfig * config, struct singleEntry * template, |
int addNewKernel(struct grubConfig * config, struct singleEntry * template, |
3569 |
const char * prefix, |
const char * prefix, |
3570 |
char * newKernelPath, char * newKernelTitle, |
const char * newKernelPath, const char * newKernelTitle, |
3571 |
char * newKernelArgs, char * newKernelInitrd, |
const char * newKernelArgs, const char * newKernelInitrd, |
3572 |
char ** extraInitrds, int extraInitrdCount, |
const char ** extraInitrds, int extraInitrdCount, |
3573 |
char * newMBKernel, char * newMBKernelArgs) { |
const char * newMBKernel, const char * newMBKernelArgs) { |
3574 |
struct singleEntry * new; |
struct singleEntry * new; |
3575 |
struct singleLine * newLine = NULL, * tmplLine = NULL, * masterLine = NULL; |
struct singleLine * newLine = NULL, * tmplLine = NULL, * masterLine = NULL; |
3576 |
int needs; |
int needs; |
3624 |
while (*chptr && isspace(*chptr)) chptr++; |
while (*chptr && isspace(*chptr)) chptr++; |
3625 |
if (*chptr == '#') continue; |
if (*chptr == '#') continue; |
3626 |
|
|
3627 |
if (tmplLine->type == LT_KERNEL && |
if (iskernel(tmplLine->type) && tmplLine->numElements >= 2) { |
|
tmplLine->numElements >= 2) { |
|
3628 |
if (!template->multiboot && (needs & NEED_MB)) { |
if (!template->multiboot && (needs & NEED_MB)) { |
3629 |
/* it's not a multiboot template and this is the kernel |
/* it's not a multiboot template and this is the kernel |
3630 |
* line. Try to be intelligent about inserting the |
* line. Try to be intelligent about inserting the |
3701 |
/* template is multi but new is not, |
/* template is multi but new is not, |
3702 |
* insert the kernel in the first module slot |
* insert the kernel in the first module slot |
3703 |
*/ |
*/ |
3704 |
tmplLine->type = LT_KERNEL; |
tmplLine->type = preferredLineType(LT_KERNEL, config->cfi); |
3705 |
free(tmplLine->elements[0].item); |
free(tmplLine->elements[0].item); |
3706 |
tmplLine->elements[0].item = |
tmplLine->elements[0].item = |
3707 |
strdup(getKeywordByType(LT_KERNEL, config->cfi)->key); |
strdup(getKeywordByType(tmplLine->type, |
3708 |
|
config->cfi)->key); |
3709 |
newLine = addLineTmpl(new, tmplLine, newLine, |
newLine = addLineTmpl(new, tmplLine, newLine, |
3710 |
newKernelPath + strlen(prefix), config->cfi); |
newKernelPath + strlen(prefix), |
3711 |
|
config->cfi); |
3712 |
needs &= ~NEED_KERNEL; |
needs &= ~NEED_KERNEL; |
3713 |
} else if (needs & NEED_INITRD) { |
} else if (needs & NEED_INITRD) { |
3714 |
char *initrdVal; |
char *initrdVal; |
3715 |
/* template is multi but new is not, |
/* template is multi but new is not, |
3716 |
* insert the initrd in the second module slot |
* insert the initrd in the second module slot |
3717 |
*/ |
*/ |
3718 |
tmplLine->type = LT_INITRD; |
tmplLine->type = preferredLineType(LT_INITRD, config->cfi); |
3719 |
free(tmplLine->elements[0].item); |
free(tmplLine->elements[0].item); |
3720 |
tmplLine->elements[0].item = |
tmplLine->elements[0].item = |
3721 |
strdup(getKeywordByType(LT_INITRD, config->cfi)->key); |
strdup(getKeywordByType(tmplLine->type, |
3722 |
|
config->cfi)->key); |
3723 |
initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); |
initrdVal = getInitrdVal(config, prefix, tmplLine, newKernelInitrd, extraInitrds, extraInitrdCount); |
3724 |
newLine = addLineTmpl(new, tmplLine, newLine, initrdVal, config->cfi); |
newLine = addLineTmpl(new, tmplLine, newLine, initrdVal, config->cfi); |
3725 |
free(initrdVal); |
free(initrdVal); |
3726 |
needs &= ~NEED_INITRD; |
needs &= ~NEED_INITRD; |
3727 |
} |
} |
3728 |
|
|
3729 |
} else if (tmplLine->type == LT_INITRD && |
} else if (isinitrd(tmplLine->type) && tmplLine->numElements >= 2) { |
|
tmplLine->numElements >= 2) { |
|
3730 |
if (needs & NEED_INITRD && |
if (needs & NEED_INITRD && |
3731 |
new->multiboot && !template->multiboot && |
new->multiboot && !template->multiboot && |
3732 |
config->cfi->mbInitRdIsModule) { |
config->cfi->mbInitRdIsModule) { |
3777 |
} |
} |
3778 |
} else if (tmplLine->type == LT_ECHO) { |
} else if (tmplLine->type == LT_ECHO) { |
3779 |
requote(tmplLine, config->cfi); |
requote(tmplLine, config->cfi); |
3780 |
|
static const char *prefix = "'Loading "; |
3781 |
if (tmplLine->numElements > 1 && |
if (tmplLine->numElements > 1 && |
3782 |
strstr(tmplLine->elements[1].item, "'Loading Linux ")) { |
strstr(tmplLine->elements[1].item, prefix) && |
3783 |
char *prefix = "'Loading "; |
masterLine->next && |
3784 |
|
iskernel(masterLine->next->type)) { |
3785 |
char *newTitle = malloc(strlen(prefix) + |
char *newTitle = malloc(strlen(prefix) + |
3786 |
strlen(newKernelTitle) + 2); |
strlen(newKernelTitle) + 2); |
3787 |
|
|
3808 |
*/ |
*/ |
3809 |
switch (config->cfi->entryStart) { |
switch (config->cfi->entryStart) { |
3810 |
case LT_KERNEL: |
case LT_KERNEL: |
3811 |
|
case LT_KERNEL_EFI: |
3812 |
if (new->multiboot && config->cfi->mbHyperFirst) { |
if (new->multiboot && config->cfi->mbHyperFirst) { |
3813 |
/* fall through to LT_HYPER */ |
/* fall through to LT_HYPER */ |
3814 |
} else { |
} else { |
3815 |
newLine = addLine(new, config->cfi, LT_KERNEL, |
newLine = addLine(new, config->cfi, |
3816 |
|
preferredLineType(LT_KERNEL, config->cfi), |
3817 |
config->primaryIndent, |
config->primaryIndent, |
3818 |
newKernelPath + strlen(prefix)); |
newKernelPath + strlen(prefix)); |
3819 |
needs &= ~NEED_KERNEL; |
needs &= ~NEED_KERNEL; |
3889 |
if (needs & NEED_KERNEL) { |
if (needs & NEED_KERNEL) { |
3890 |
newLine = addLine(new, config->cfi, |
newLine = addLine(new, config->cfi, |
3891 |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
3892 |
config->cfi)) ? |
config->cfi)) |
3893 |
LT_MBMODULE : LT_KERNEL, |
? LT_MBMODULE |
3894 |
|
: preferredLineType(LT_KERNEL, config->cfi), |
3895 |
config->secondaryIndent, |
config->secondaryIndent, |
3896 |
newKernelPath + strlen(prefix)); |
newKernelPath + strlen(prefix)); |
3897 |
needs &= ~NEED_KERNEL; |
needs &= ~NEED_KERNEL; |
3907 |
initrdVal = getInitrdVal(config, prefix, NULL, newKernelInitrd, extraInitrds, extraInitrdCount); |
initrdVal = getInitrdVal(config, prefix, NULL, newKernelInitrd, extraInitrds, extraInitrdCount); |
3908 |
newLine = addLine(new, config->cfi, |
newLine = addLine(new, config->cfi, |
3909 |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
(new->multiboot && getKeywordByType(LT_MBMODULE, |
3910 |
config->cfi)) ? |
config->cfi)) |
3911 |
LT_MBMODULE : LT_INITRD, |
? LT_MBMODULE |
3912 |
|
: preferredLineType(LT_INITRD, config->cfi), |
3913 |
config->secondaryIndent, |
config->secondaryIndent, |
3914 |
initrdVal); |
initrdVal); |
3915 |
free(initrdVal); |
free(initrdVal); |
3941 |
memset(array, '\0', sizeof (array)); |
memset(array, '\0', sizeof (array)); |
3942 |
size = backtrace(array, 40); |
size = backtrace(array, 40); |
3943 |
|
|
3944 |
fprintf(stderr, "grubby recieved SIGSEGV! Backtrace (%ld):\n", |
fprintf(stderr, "grubby received SIGSEGV! Backtrace (%ld):\n", |
3945 |
(unsigned long)size); |
(unsigned long)size); |
3946 |
backtrace_symbols_fd(array, size, STDERR_FILENO); |
backtrace_symbols_fd(array, size, STDERR_FILENO); |
3947 |
exit(1); |
exit(1); |
3976 |
char * removeArgs = NULL; |
char * removeArgs = NULL; |
3977 |
char * kernelInfo = NULL; |
char * kernelInfo = NULL; |
3978 |
char * extraInitrds[MAX_EXTRA_INITRDS] = { NULL }; |
char * extraInitrds[MAX_EXTRA_INITRDS] = { NULL }; |
3979 |
|
char * envPath = NULL; |
3980 |
const char * chptr = NULL; |
const char * chptr = NULL; |
3981 |
struct configFileInfo * cfi = NULL; |
struct configFileInfo * cfi = NULL; |
3982 |
struct grubConfig * config; |
struct grubConfig * config; |
3983 |
struct singleEntry * template = NULL; |
struct singleEntry * template = NULL; |
3984 |
int copyDefault = 0, makeDefault = 0; |
int copyDefault = 0, makeDefault = 0; |
3985 |
int displayDefault = 0; |
int displayDefault = 0; |
3986 |
|
int displayDefaultIndex = 0; |
3987 |
|
int displayDefaultTitle = 0; |
3988 |
|
int defaultIndex = -1; |
3989 |
struct poptOption options[] = { |
struct poptOption options[] = { |
3990 |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0, |
3991 |
_("add an entry for the specified kernel"), _("kernel-path") }, |
_("add an entry for the specified kernel"), _("kernel-path") }, |
4003 |
{ "boot-filesystem", 0, POPT_ARG_STRING, &bootPrefix, 0, |
{ "boot-filesystem", 0, POPT_ARG_STRING, &bootPrefix, 0, |
4004 |
_("filestystem which contains /boot directory (for testing only)"), |
_("filestystem which contains /boot directory (for testing only)"), |
4005 |
_("bootfs") }, |
_("bootfs") }, |
4006 |
#if defined(__i386__) || defined(__x86_64__) |
#if defined(__i386__) || defined(__x86_64__) || defined (__powerpc64__) || defined (__ia64__) |
4007 |
{ "bootloader-probe", 0, POPT_ARG_NONE, &bootloaderProbe, 0, |
{ "bootloader-probe", 0, POPT_ARG_NONE, &bootloaderProbe, 0, |
4008 |
_("check if lilo is installed on lilo.conf boot sector") }, |
_("check which bootloader is installed on boot sector") }, |
4009 |
#endif |
#endif |
4010 |
{ "config-file", 'c', POPT_ARG_STRING, &grubConfig, 0, |
{ "config-file", 'c', POPT_ARG_STRING, &grubConfig, 0, |
4011 |
_("path to grub config file to update (\"-\" for stdin)"), |
_("path to grub config file to update (\"-\" for stdin)"), |
4016 |
"the kernel referenced by the default image does not exist, " |
"the kernel referenced by the default image does not exist, " |
4017 |
"the first linux entry whose kernel does exist is used as the " |
"the first linux entry whose kernel does exist is used as the " |
4018 |
"template"), NULL }, |
"template"), NULL }, |
4019 |
|
{ "debug", 0, 0, &debug, 0, |
4020 |
|
_("print debugging information for failures") }, |
4021 |
{ "default-kernel", 0, 0, &displayDefault, 0, |
{ "default-kernel", 0, 0, &displayDefault, 0, |
4022 |
_("display the path of the default kernel") }, |
_("display the path of the default kernel") }, |
4023 |
|
{ "default-index", 0, 0, &displayDefaultIndex, 0, |
4024 |
|
_("display the index of the default kernel") }, |
4025 |
|
{ "default-title", 0, 0, &displayDefaultTitle, 0, |
4026 |
|
_("display the title of the default kernel") }, |
4027 |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0, |
4028 |
_("configure elilo bootloader") }, |
_("configure elilo bootloader") }, |
4029 |
|
{ "efi", 0, POPT_ARG_NONE, &isEfi, 0, |
4030 |
|
_("force grub2 stanzas to use efi") }, |
4031 |
|
{ "env", 0, POPT_ARG_STRING, &envPath, 0, |
4032 |
|
_("path for environment data"), |
4033 |
|
_("path") }, |
4034 |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0, |
4035 |
_("configure extlinux bootloader (from syslinux)") }, |
_("configure extlinux bootloader (from syslinux)") }, |
4036 |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
{ "grub", 0, POPT_ARG_NONE, &configureGrub, 0, |
4043 |
{ "initrd", 0, POPT_ARG_STRING, &newKernelInitrd, 0, |
{ "initrd", 0, POPT_ARG_STRING, &newKernelInitrd, 0, |
4044 |
_("initrd image for the new kernel"), _("initrd-path") }, |
_("initrd image for the new kernel"), _("initrd-path") }, |
4045 |
{ "extra-initrd", 'i', POPT_ARG_STRING, NULL, 'i', |
{ "extra-initrd", 'i', POPT_ARG_STRING, NULL, 'i', |
4046 |
_("auxilliary initrd image for things other than the new kernel"), _("initrd-path") }, |
_("auxiliary initrd image for things other than the new kernel"), _("initrd-path") }, |
4047 |
{ "lilo", 0, POPT_ARG_NONE, &configureLilo, 0, |
{ "lilo", 0, POPT_ARG_NONE, &configureLilo, 0, |
4048 |
_("configure lilo bootloader") }, |
_("configure lilo bootloader") }, |
4049 |
{ "make-default", 0, 0, &makeDefault, 0, |
{ "make-default", 0, 0, &makeDefault, 0, |
4063 |
{ "set-default", 0, POPT_ARG_STRING, &defaultKernel, 0, |
{ "set-default", 0, POPT_ARG_STRING, &defaultKernel, 0, |
4064 |
_("make the first entry referencing the specified kernel " |
_("make the first entry referencing the specified kernel " |
4065 |
"the default"), _("kernel-path") }, |
"the default"), _("kernel-path") }, |
4066 |
|
{ "set-default-index", 0, POPT_ARG_INT, &defaultIndex, 0, |
4067 |
|
_("make the given entry index the default entry"), |
4068 |
|
_("entry-index") }, |
4069 |
{ "silo", 0, POPT_ARG_NONE, &configureSilo, 0, |
{ "silo", 0, POPT_ARG_NONE, &configureSilo, 0, |
4070 |
_("configure silo bootloader") }, |
_("configure silo bootloader") }, |
4071 |
{ "title", 0, POPT_ARG_STRING, &newKernelTitle, 0, |
{ "title", 0, POPT_ARG_STRING, &newKernelTitle, 0, |
4087 |
|
|
4088 |
signal(SIGSEGV, traceback); |
signal(SIGSEGV, traceback); |
4089 |
|
|
4090 |
|
int i = 0; |
4091 |
|
for (int j = 1; j < argc; j++) |
4092 |
|
i += strlen(argv[j]) + 1; |
4093 |
|
saved_command_line = malloc(i); |
4094 |
|
if (!saved_command_line) { |
4095 |
|
fprintf(stderr, "grubby: %m\n"); |
4096 |
|
exit(1); |
4097 |
|
} |
4098 |
|
saved_command_line[0] = '\0'; |
4099 |
|
for (int j = 1; j < argc; j++) { |
4100 |
|
strcat(saved_command_line, argv[j]); |
4101 |
|
strncat(saved_command_line, j == argc -1 ? "" : " ", 1); |
4102 |
|
} |
4103 |
|
|
4104 |
optCon = poptGetContext("grubby", argc, argv, options, 0); |
optCon = poptGetContext("grubby", argc, argv, options, 0); |
4105 |
poptReadDefaultConfig(optCon, 1); |
poptReadDefaultConfig(optCon, 1); |
4106 |
|
|
4144 |
return 1; |
return 1; |
4145 |
} else if (configureGrub2) { |
} else if (configureGrub2) { |
4146 |
cfi = &grub2ConfigType; |
cfi = &grub2ConfigType; |
4147 |
|
if (envPath) |
4148 |
|
cfi->envFile = envPath; |
4149 |
} else if (configureLilo) { |
} else if (configureLilo) { |
4150 |
cfi = &liloConfigType; |
cfi = &liloConfigType; |
4151 |
} else if (configureGrub) { |
} else if (configureGrub) { |
4164 |
} |
} |
4165 |
|
|
4166 |
if (!cfi) { |
if (!cfi) { |
4167 |
|
if (grub2FindConfig(&grub2ConfigType)) |
4168 |
|
cfi = &grub2ConfigType; |
4169 |
|
else |
4170 |
#ifdef __ia64__ |
#ifdef __ia64__ |
4171 |
cfi = &eliloConfigType; |
cfi = &eliloConfigType; |
4172 |
#elif __powerpc__ |
#elif __powerpc__ |
4173 |
cfi = &yabootConfigType; |
cfi = &yabootConfigType; |
4174 |
#elif __sparc__ |
#elif __sparc__ |
4175 |
cfi = &siloConfigType; |
cfi = &siloConfigType; |
4176 |
#elif __s390__ |
#elif __s390__ |
4177 |
cfi = &ziplConfigType; |
cfi = &ziplConfigType; |
4178 |
#elif __s390x__ |
#elif __s390x__ |
4179 |
cfi = &ziplConfigtype; |
cfi = &ziplConfigtype; |
4180 |
#else |
#else |
|
if (grub2FindConfig(&grub2ConfigType)) |
|
|
cfi = &grub2ConfigType; |
|
|
else |
|
4181 |
cfi = &grubConfigType; |
cfi = &grubConfigType; |
4182 |
#endif |
#endif |
4183 |
} |
} |
4190 |
} |
} |
4191 |
|
|
4192 |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion || |
4193 |
newKernelPath || removeKernelPath || makeDefault || |
newKernelPath || removeKernelPath || makeDefault || |
4194 |
defaultKernel)) { |
defaultKernel || displayDefaultIndex || displayDefaultTitle || |
4195 |
|
(defaultIndex >= 0))) { |
4196 |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
fprintf(stderr, _("grubby: --bootloader-probe may not be used with " |
4197 |
"specified option")); |
"specified option")); |
4198 |
return 1; |
return 1; |
4234 |
makeDefault = 1; |
makeDefault = 1; |
4235 |
defaultKernel = NULL; |
defaultKernel = NULL; |
4236 |
} |
} |
4237 |
|
else if (defaultKernel && (defaultIndex >= 0)) { |
4238 |
|
fprintf(stderr, _("grubby: --set-default and --set-default-index " |
4239 |
|
"may not be used together\n")); |
4240 |
|
return 1; |
4241 |
|
} |
4242 |
|
|
4243 |
if (!strcmp(grubConfig, "-") && !outputFile) { |
if (grubConfig && !strcmp(grubConfig, "-") && !outputFile) { |
4244 |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
fprintf(stderr, _("grubby: output file must be specified if stdin " |
4245 |
"is used\n")); |
"is used\n")); |
4246 |
return 1; |
return 1; |
4247 |
} |
} |
4248 |
|
|
4249 |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel |
4250 |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
&& !kernelInfo && !bootloaderProbe && !updateKernelPath |
4251 |
&& !removeMBKernel) { |
&& !removeMBKernel && !displayDefaultIndex && !displayDefaultTitle |
4252 |
|
&& (defaultIndex == -1)) { |
4253 |
fprintf(stderr, _("grubby: no action specified\n")); |
fprintf(stderr, _("grubby: no action specified\n")); |
4254 |
return 1; |
return 1; |
4255 |
} |
} |
4276 |
} |
} |
4277 |
|
|
4278 |
if (bootloaderProbe) { |
if (bootloaderProbe) { |
4279 |
int lrc = 0, grc = 0, gr2c = 0, erc = 0; |
int lrc = 0, grc = 0, gr2c = 0, extrc = 0, yrc = 0, erc = 0; |
4280 |
struct grubConfig * lconfig, * gconfig; |
struct grubConfig * lconfig, * gconfig, * yconfig, * econfig; |
4281 |
|
|
4282 |
const char *grub2config = grub2FindConfig(&grub2ConfigType); |
const char *grub2config = grub2FindConfig(&grub2ConfigType); |
4283 |
if (grub2config) { |
if (grub2config) { |
4288 |
gr2c = checkForGrub2(gconfig); |
gr2c = checkForGrub2(gconfig); |
4289 |
} |
} |
4290 |
|
|
4291 |
if (!access(grubConfigType.defaultConfig, F_OK)) { |
const char *grubconfig = grubFindConfig(&grubConfigType); |
4292 |
gconfig = readConfig(grubConfigType.defaultConfig, &grubConfigType); |
if (!access(grubconfig, F_OK)) { |
4293 |
|
gconfig = readConfig(grubconfig, &grubConfigType); |
4294 |
if (!gconfig) |
if (!gconfig) |
4295 |
grc = 1; |
grc = 1; |
4296 |
else |
else |
4305 |
lrc = checkForLilo(lconfig); |
lrc = checkForLilo(lconfig); |
4306 |
} |
} |
4307 |
|
|
4308 |
|
if (!access(eliloConfigType.defaultConfig, F_OK)) { |
4309 |
|
econfig = readConfig(eliloConfigType.defaultConfig, |
4310 |
|
&eliloConfigType); |
4311 |
|
if (!econfig) |
4312 |
|
erc = 1; |
4313 |
|
else |
4314 |
|
erc = checkForElilo(econfig); |
4315 |
|
} |
4316 |
|
|
4317 |
if (!access(extlinuxConfigType.defaultConfig, F_OK)) { |
if (!access(extlinuxConfigType.defaultConfig, F_OK)) { |
4318 |
lconfig = readConfig(extlinuxConfigType.defaultConfig, &extlinuxConfigType); |
lconfig = readConfig(extlinuxConfigType.defaultConfig, &extlinuxConfigType); |
4319 |
if (!lconfig) |
if (!lconfig) |
4320 |
erc = 1; |
extrc = 1; |
4321 |
else |
else |
4322 |
erc = checkForExtLinux(lconfig); |
extrc = checkForExtLinux(lconfig); |
4323 |
} |
} |
4324 |
|
|
4325 |
if (lrc == 1 || grc == 1 || gr2c == 1) return 1; |
|
4326 |
|
if (!access(yabootConfigType.defaultConfig, F_OK)) { |
4327 |
|
yconfig = readConfig(yabootConfigType.defaultConfig, |
4328 |
|
&yabootConfigType); |
4329 |
|
if (!yconfig) |
4330 |
|
yrc = 1; |
4331 |
|
else |
4332 |
|
yrc = checkForYaboot(yconfig); |
4333 |
|
} |
4334 |
|
|
4335 |
|
if (lrc == 1 || grc == 1 || gr2c == 1 || extrc == 1 || yrc == 1 || |
4336 |
|
erc == 1) |
4337 |
|
return 1; |
4338 |
|
|
4339 |
if (lrc == 2) printf("lilo\n"); |
if (lrc == 2) printf("lilo\n"); |
4340 |
if (gr2c == 2) printf("grub2\n"); |
if (gr2c == 2) printf("grub2\n"); |
4341 |
if (grc == 2) printf("grub\n"); |
if (grc == 2) printf("grub\n"); |
4342 |
if (erc == 2) printf("extlinux\n"); |
if (extrc == 2) printf("extlinux\n"); |
4343 |
|
if (yrc == 2) printf("yaboot\n"); |
4344 |
|
if (erc == 2) printf("elilo\n"); |
4345 |
|
|
4346 |
return 0; |
return 0; |
4347 |
} |
} |
4348 |
|
|
4349 |
|
if (grubConfig == NULL) { |
4350 |
|
printf("Could not find bootloader configuration file.\n"); |
4351 |
|
exit(1); |
4352 |
|
} |
4353 |
|
|
4354 |
config = readConfig(grubConfig, cfi); |
config = readConfig(grubConfig, cfi); |
4355 |
if (!config) return 1; |
if (!config) return 1; |
4356 |
|
|
4360 |
char * rootspec; |
char * rootspec; |
4361 |
|
|
4362 |
if (config->defaultImage == -1) return 0; |
if (config->defaultImage == -1) return 0; |
4363 |
|
if (config->defaultImage == DEFAULT_SAVED_GRUB2 && |
4364 |
|
cfi->defaultIsSaved) |
4365 |
|
config->defaultImage = 0; |
4366 |
entry = findEntryByIndex(config, config->defaultImage); |
entry = findEntryByIndex(config, config->defaultImage); |
4367 |
if (!entry) return 0; |
if (!entry) return 0; |
4368 |
if (!suitableImage(entry, bootPrefix, 0, flags)) return 0; |
if (!suitableImage(entry, bootPrefix, 0, flags)) return 0; |
4369 |
|
|
4370 |
line = getLineByType(LT_KERNEL|LT_HYPER, entry->lines); |
line = getLineByType(LT_KERNEL|LT_HYPER|LT_KERNEL_EFI, entry->lines); |
4371 |
if (!line) return 0; |
if (!line) return 0; |
4372 |
|
|
4373 |
rootspec = getRootSpecifier(line->elements[1].item); |
rootspec = getRootSpecifier(line->elements[1].item); |
4375 |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
((rootspec != NULL) ? strlen(rootspec) : 0)); |
4376 |
|
|
4377 |
return 0; |
return 0; |
4378 |
|
|
4379 |
|
} else if (displayDefaultTitle) { |
4380 |
|
struct singleLine * line; |
4381 |
|
struct singleEntry * entry; |
4382 |
|
|
4383 |
|
if (config->defaultImage == -1) return 0; |
4384 |
|
if (config->defaultImage == DEFAULT_SAVED_GRUB2 && |
4385 |
|
cfi->defaultIsSaved) |
4386 |
|
config->defaultImage = 0; |
4387 |
|
entry = findEntryByIndex(config, config->defaultImage); |
4388 |
|
if (!entry) return 0; |
4389 |
|
|
4390 |
|
if (!configureGrub2) { |
4391 |
|
line = getLineByType(LT_TITLE, entry->lines); |
4392 |
|
if (!line) return 0; |
4393 |
|
printf("%s\n", line->elements[1].item); |
4394 |
|
|
4395 |
|
} else { |
4396 |
|
char * title; |
4397 |
|
|
4398 |
|
dbgPrintf("This is GRUB2, default title is embeded in menuentry\n"); |
4399 |
|
line = getLineByType(LT_MENUENTRY, entry->lines); |
4400 |
|
if (!line) return 0; |
4401 |
|
title = grub2ExtractTitle(line); |
4402 |
|
if (title) |
4403 |
|
printf("%s\n", title); |
4404 |
|
} |
4405 |
|
return 0; |
4406 |
|
|
4407 |
|
} else if (displayDefaultIndex) { |
4408 |
|
if (config->defaultImage == -1) return 0; |
4409 |
|
if (config->defaultImage == DEFAULT_SAVED_GRUB2 && |
4410 |
|
cfi->defaultIsSaved) |
4411 |
|
config->defaultImage = 0; |
4412 |
|
printf("%i\n", config->defaultImage); |
4413 |
|
return 0; |
4414 |
|
|
4415 |
} else if (kernelInfo) |
} else if (kernelInfo) |
4416 |
return displayInfo(config, kernelInfo, bootPrefix); |
return displayInfo(config, kernelInfo, bootPrefix); |
4417 |
|
|
4423 |
markRemovedImage(config, removeKernelPath, bootPrefix); |
markRemovedImage(config, removeKernelPath, bootPrefix); |
4424 |
markRemovedImage(config, removeMBKernel, bootPrefix); |
markRemovedImage(config, removeMBKernel, bootPrefix); |
4425 |
setDefaultImage(config, newKernelPath != NULL, defaultKernel, makeDefault, |
setDefaultImage(config, newKernelPath != NULL, defaultKernel, makeDefault, |
4426 |
bootPrefix, flags); |
bootPrefix, flags, defaultIndex); |
4427 |
setFallbackImage(config, newKernelPath != NULL); |
setFallbackImage(config, newKernelPath != NULL); |
4428 |
if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs, |
if (updateImage(config, updateKernelPath, bootPrefix, newKernelArgs, |
4429 |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
removeArgs, newMBKernelArgs, removeMBKernelArgs)) return 1; |
4433 |
} |
} |
4434 |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
if (addNewKernel(config, template, bootPrefix, newKernelPath, |
4435 |
newKernelTitle, newKernelArgs, newKernelInitrd, |
newKernelTitle, newKernelArgs, newKernelInitrd, |
4436 |
extraInitrds, extraInitrdCount, |
(const char **)extraInitrds, extraInitrdCount, |
4437 |
newMBKernel, newMBKernelArgs)) return 1; |
newMBKernel, newMBKernelArgs)) return 1; |
4438 |
|
|
4439 |
|
|