Magellan Linux

Annotation of /branches/mage-next/src/depwalker.in

Parent Directory Parent Directory | Revision Log Revision Log


Revision 2573 - (hide annotations) (download)
Wed Jan 29 12:27:04 2014 UTC (10 years, 3 months ago) by niro
File size: 9759 byte(s)
-removed executable property
1 niro 226 #!/bin/bash
2 niro 1559 # $Id$
3     # dependeny walker
4 niro 226
5     # default die function
6     die()
7     {
8     echo ${COLRED}"$@"${COLDEFAULT}
9     exit 1
10     }
11    
12 niro 2285 decho()
13     {
14     if [[ ${DEBUG} = 1 ]]
15     then
16     echo "DEBUG: $@" >&2
17     fi
18     }
19    
20 niro 231 # include all needed files
21 niro 235 [ -f /etc/mage.rc.global ] && \
22     source /etc/mage.rc.global || \
23     die "/etc/mage.rc.global missing"
24 niro 226
25 niro 419 [ -f ${MAGERC} ] && source ${MAGERC} || \
26     die "Your ${MAGERC} is missing. Aborting."
27 niro 231
28 niro 235 [ -f ${MLIBDIR}/mage4.functions.sh ] && \
29     source ${MLIBDIR}/mage4.functions.sh || \
30 niro 231 die "mage functions missing"
31    
32 niro 2360 [ -f ${MLIBDIR}/smage2.functions.sh ] && \
33     source ${MLIBDIR}/smage2.functions.sh || \
34     die "smage functions missing"
35    
36 niro 226 usage()
37     {
38     echo
39     echo "Usage: $(basename $0) [command] [arg] ..."
40     echo
41     echo " -h --help shows this help"
42 niro 2275 echo " -c --pcat category of the package"
43 niro 226 echo " -n --pname name of the package"
44     echo " -v --pver version number of the package"
45     echo " -b --pbuild build number of the package"
46     echo " -m --method which calc method should be used:"
47 niro 2359 echo " install, srcinstall, pretend, srcpretend"
48 niro 2210 echo " upgrade, srcupgrade,"
49 niro 2274 echo " install-build-prerequisites,"
50     echo " pretend-build-prerequisites"
51 niro 2269 echo " -d --debug enable debug mode"
52 niro 2360 echo " -s --smage use a smage to calculate dependencies"
53 niro 226 echo
54 niro 2276 echo "method, category, name, version and build must be given !"
55 niro 226 echo
56     exit 1
57     }
58    
59 niro 2221 # always default debug=0
60     DEBUG=0
61    
62 niro 226 # very basic getops
63     for i in $*
64     do
65     case $1 in
66     --pcat|-c) shift; PCAT="$1" ;;
67     --pname|-n) shift; PNAME="$1" ;;
68     --pver|-v) shift; PVER="$1" ;;
69     --pbuild|-b) shift; PBUILD="$1" ;;
70     --method|-m) shift; METHOD="$1" ;;
71 niro 2221 --debug|-d) shift; DEBUG=1 ;;
72 niro 2360 --smage|-s) shift; SMAGEFILE="$1"; SILENT=1; FVERBOSE=off ;;
73 niro 226 --help|-h) usage ;;
74     esac
75     shift
76     done
77    
78     # sanity checks; abort if not given
79 niro 2360 if [[ -z ${SMAGEFILE} ]]
80     then
81     [ -z "${PCAT}" ] && usage
82     [ -z "${PNAME}" ] && usage
83     [ -z "${PVER}" ] && usage
84     [ -z "${PBUILD}" ] && usage
85     fi
86 niro 226 [ -z "${METHOD}" ] && usage
87    
88     # check needed global vars
89     [ -z "${MAGEDIR}" ] && die "\$MAGEDIR not set."
90     [ -z "${INSTALLDB}" ] && die "\$INSTALLDB not set."
91     [ -z "${BUILDDIR}" ] && die "\$BUILDDIR not set."
92    
93     # other needed vars
94     ALLDEPS=""
95 niro 2360 if [[ -n ${SMAGEFILE} ]]
96     then
97     if [[ -e ${SMAGEFILE} ]]
98     then
99     smagesource "${SMAGEFILE}"
100     else
101     die "Smage file '${SMAGEFILE}' does not exist!"
102     fi
103     fi
104 niro 226 MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"
105    
106 niro 598 # much faster than fgrep
107     checklist_alldeps()
108     {
109     local i
110     local item="$1"
111    
112     for i in ${ALLDEPS}
113     do
114     [[ ${i} = ${item} ]] && return 1
115     done
116    
117     return 0
118     }
119    
120 niro 654 checklist_processeddeps()
121     {
122     local i
123     local item="$1"
124    
125     for i in ${PROCESSEDDEPS}
126     do
127     [[ ${i} = ${item} ]] && return 1
128     done
129    
130     return 0
131     }
132    
133 niro 226 #####################
134 niro 1563 ## depwalking /path/to/mage/file/.mage
135     depwalking()
136 niro 226 {
137     unset DEPEND
138     unset SDEPEND
139     unset MY_DEPEND
140    
141     local DFILE
142     local SYM
143     local DEPNAME
144     local HIGHEST_DEPFILE
145     local MY_DEPEND
146     local REAL_PGKNAME
147     local VIRTUAL_NAME
148     local INSTALL_VIRTUAL
149     local PNAME
150     local PCAT
151 niro 250 local PVER
152     local PBUILD
153 niro 226
154     DFILE="$1"
155    
156 niro 2285 # debug info
157     decho "depwalking magefile '${DFILE}'"
158     decho
159 niro 2281
160 niro 226 source ${DFILE}
161 niro 778
162     # forced nodeps
163     if [[ ${NODEPS} = true ]]
164     then
165     DEPEND=""
166     SDEPEND=""
167     fi
168    
169 niro 226 MY_DEPEND="${DEPEND}"
170    
171     # for srcinstall & srcdepend only; SDEPEND also needed
172 niro 2286 if [[ ${METHOD} = srcinstall ]] ||
173     [[ ${METHOD} = srcpretend ]] ||
174     [[ ${METHOD} = srcupgrade ]] ||
175     [[ ${METHOD} = srcuppretend ]] ||
176     [[ ${METHOD} = install-build-prerequisites ]] ||
177     [[ ${METHOD} = pretend-build-prerequisites ]]
178 niro 226 then
179     # only if SDEPEND is not zero
180     if [ -n "${SDEPEND}" ]
181     then
182     # crlf is substantly needed !!
183     if [ -n "${MY_DEPEND}" ]
184     then
185     MY_DEPEND="${MY_DEPEND}
186     ${SDEPEND}"
187     else
188     MY_DEPEND="${SDEPEND}"
189     fi
190     fi
191     fi
192    
193     unset DEPEND
194     unset SDEPEND
195    
196     if [ -z "${MY_DEPEND}" ]
197     then
198 niro 2285 decho "MY_DEPEND is empty; deps of '${DFILE}' ignored"
199 niro 226 return 1
200     fi
201    
202     while read SYM DEPNAME
203     do
204 niro 2285 # debug info
205     decho "DEPNAME='${DEPNAME}'"
206 niro 2221
207 niro 656 # exclude empty depnames
208     [[ -z ${DEPNAME} ]] && continue
209    
210 niro 654 # exclude all already processed deps -without version
211     if ! checklist_processeddeps "${DEPNAME%-*}"
212     then
213     continue
214     fi
215    
216     # mark depfile as processed to prevent double runs -without version
217 niro 677 # but do not add any virtuals to PROCESSEDDEPS or their resolved
218     # pkgnames will be ignored and they are missing on the dependecy-list
219     if [[ ${DEPNAME/virtual\//} = ${DEPNAME} ]]
220     then
221     PROCESSEDDEPS="${PROCESSEDDEPS} ${DEPNAME%-*}"
222     fi
223 niro 654
224 niro 226 HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")
225 niro 2141 if [[ -z ${HIGHEST_DEPFILE} ]]
226     then
227     INVALID_DEPS+=" ${DEPNAME}:${DFILE}"
228     continue
229     fi
230 niro 226
231     PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"
232     PNAME="$(magename2pname ${HIGHEST_DEPFILE})"
233     PVER="$(magename2pver ${HIGHEST_DEPFILE})"
234     PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"
235    
236 niro 1562 ## dep already in ALLDEPS? then going on
237 niro 598
238     # usage of fgrep is extremly slow and consumes a lot of cpu power
239     #if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]
240     if checklist_alldeps "${HIGHEST_DEPFILE}"
241 niro 226 then
242 niro 1564 ### check if the dependency is already installed ###
243 niro 226 if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
244     then
245 niro 1563 depwalking ${HIGHEST_DEPFILE}
246 niro 226 ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"
247 niro 2285 decho "added '${HIGHEST_DEPFILE}' to ALLDEPS"
248 niro 226 fi
249     fi
250     done << EOF
251     ${MY_DEPEND}
252     EOF
253     return 0
254     }
255    
256 niro 231 [[ ${METHOD} = pretend ]] || \
257     [[ ${METHOD} = srcpretend ]] || \
258     [[ ${METHOD} = uppretend ]] || \
259 niro 2210 [[ ${METHOD} = srcuppretend ]] || \
260     [[ ${METHOD} = pretend-build-prerequisites ]] && \
261 niro 226 echo -n "Calculating dependencies ... "
262    
263    
264 niro 231 if [[ ${METHOD} = upgrade ]] || \
265     [[ ${METHOD} = srcupgrade ]] || \
266     [[ ${METHOD} = uppretend ]] || \
267     [[ ${METHOD} = srcuppretend ]]
268     then
269     INSTDEPS="$(${MLIBDIR}/magequery.sh -i)"
270     for dep in ${INSTDEPS}
271     do
272     PCAT="$(magename2pcat ${dep} installdb)"
273     PNAME="$(magename2pname ${dep})"
274 niro 226
275 niro 250 # get the highest mage file from mage-db
276     MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"
277 niro 226
278 niro 2285 # debug info
279     decho "dep='${dep}'"
280     decho "PCAT='${PCAT}'"
281     decho "PNAME='${PNAME}'"
282     decho "MAGEFILE='${MAGEFILE}'"
283 niro 2281
284 niro 701 # if no install candidate was found, record this
285     # and process with the next one
286     if [[ -z ${MAGEFILE} ]]
287     then
288     NO_UPGRADE_CANDIDATE="${NO_UPGRADE_CANDIDATE} ${PCAT}/${PNAME}"
289 niro 2285 decho "added to NO_UPGRADE_CANDIDATE"
290 niro 701 continue
291     fi
292    
293 niro 250 # now get the pver&pbuild from the new file
294     PVER="$(magename2pver ${MAGEFILE})"
295     PBUILD="$(magename2pbuild ${MAGEFILE})"
296    
297 niro 2285 # debug info
298     decho "PVER='${PVER}'"
299     decho "PBUILD='${PBUILD}'"
300 niro 2281
301 niro 1562 # do not walk files which are installed
302 niro 250 if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
303     then
304     # get dependencies the package
305 niro 1563 depwalking ${MAGEFILE}
306 niro 2280
307     # now add the package itself to the dependencies
308     # (if not exists already)
309     if checklist_alldeps "${MAGEFILE}"
310     then
311 niro 2285 decho "added '${MAGEFILE}' to ALLDEPS"
312 niro 2280 ALLDEPS="${ALLDEPS} ${MAGEFILE}"
313     fi
314 niro 2281 else
315 niro 2376 # debug info
316     decho "ignored package"
317     decho
318 niro 250 fi
319 niro 231 done
320     else
321 niro 1562 # get all dependencies of the package
322 niro 2360 if [[ -n ${SMAGEFILE} ]]
323     then
324     depwalking "${SMAGEFILE}"
325     else
326     depwalking "${MAGEFILE}"
327     fi
328 niro 2195 fi
329 niro 226
330 niro 2210 if [[ ${METHOD} != install-build-prerequisites ]] &&
331 niro 2280 [[ ${METHOD} != pretend-build-prerequisites ]] &&
332     [[ ${METHOD} != upgrade ]] &&
333     [[ ${METHOD} != uppretend ]] &&
334     [[ ${METHOD} != srcupgrade ]] &&
335     [[ ${METHOD} != srcuppretend ]]
336 niro 2195 then
337 niro 2210 # now add the package itself to the dependencies
338     # (if not exists already)
339     if checklist_alldeps "${MAGEFILE}"
340     then
341 niro 2285 decho "added '${MAGEFILE}' to ALLDEPS"
342 niro 2210 ALLDEPS="${ALLDEPS} ${MAGEFILE}"
343     fi
344 niro 231 fi
345    
346     [[ ${METHOD} = pretend ]] || \
347     [[ ${METHOD} = srcpretend ]] || \
348     [[ ${METHOD} = uppretend ]] || \
349 niro 2210 [[ ${METHOD} = srcuppretend ]] || \
350     [[ ${METHOD} = pretend-build-prerequisites ]] && \
351 niro 231 echo "done"
352    
353    
354 niro 226 ## show output of pretend
355 niro 231 if [[ ${METHOD} = pretend ]] || \
356     [[ ${METHOD} = srcpretend ]] || \
357     [[ ${METHOD} = uppretend ]] || \
358 niro 2210 [[ ${METHOD} = srcuppretend ]] || \
359     [[ ${METHOD} = pretend-build-prerequisites ]]
360 niro 226 then
361     # this is a little bit faster
362     declare -i x=0
363     echo -n "Building dependencies list ... "
364     for i in ${ALLDEPS}
365     do
366     (( x++ ))
367     k="$x"
368     [ ${x} -le 9 ] && k="0${k}"
369     #[ ${x} -le 99 ] && k="0${k}"
370     PCAT="$(magename2pcat ${i})"
371     PNAME="$(magename2pname ${i})"
372     PVER="$(magename2pver ${i})"
373     PBUILD="$(magename2pbuild ${i})"
374     if [ -z "${list}" ]
375     then
376 niro 2220 list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
377 niro 226 else
378     list="${list}
379     \t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
380     fi
381     unset PCAT PNAME PVER PBUILD
382     done
383     echo "done"
384     echo -e "${list}"
385     echo
386 niro 701
387 niro 2141 if [[ ! -z ${INVALID_DEPS} ]]
388     then
389     echo -e "${COLRED}Invalid dependencies found:${COLDEFAULT}"
390     for i in ${INVALID_DEPS}
391     do
392     _dep="${i%%:*}"
393     _mage="${i##*:}"
394     echo -e "${COLRED} '${_dep}' -> '${_mage}'${COLDEFAULT}"
395     done
396     echo
397     fi
398    
399 niro 701 if [[ ! -z ${NO_UPGRADE_CANDIDATE} ]]
400     then
401     echo -e "${COLRED}Currently no candidates found for:${COLDEFAULT}"
402     for i in ${NO_UPGRADE_CANDIDATE}
403     do
404     echo -e "${COLRED} ${i}${COLDEFAULT}"
405     done
406     echo
407     echo -e "${COLRED}Please consider to uninstall all of them first,${COLDEFAULT}"
408     echo -e "${COLRED}because these packages does not exist in this distribution${COLDEFAULT}"
409 niro 887 echo -e "${COLRED}anymore and there will be no further support for them.${COLDEFAULT}"
410 niro 701 echo
411     fi
412 niro 226 fi
413    
414     ## return output from src/install deps
415 niro 231 [[ ${METHOD} = install ]] || \
416     [[ ${METHOD} = srcinstall ]] || \
417     [[ ${METHOD} = upgrade ]] || \
418 niro 2210 [[ ${METHOD} = srcupgrade ]] || \
419     [[ ${METHOD} = install-build-prerequisites ]] && \
420 niro 231 echo "${ALLDEPS}"