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

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	trunk/mage/usr/lib/mage/depwalker.sh revision 419 by niro, Mon Jan 22 00:24:14 2007 UTC	branches/mage-next/src/depwalker.in revision 2839 by niro, Wed Oct 22 12:27:17 2014 UTC
#	Line 1	Line 1
1	#!/bin/bash	#!/bin/bash
2		# $Id$
3		# dependency walker
4
5	#depwalker	# set default variables
6	# $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/depwalker.sh,v 1.5 2007-01-22 00:24:14 niro Exp $	: ${MAGERC="@@SYSCONFDIR@@/mage.rc"}
7		: ${MLIBDIR="@@MAGELIBDIR@@"}
8
9		# first of all include common functions
10		source ${MLIBDIR}/common.functions.sh || exit 1
11		source @@SYSCONFDIR@@/mage.rc.global || die "@@SYSCONFDIR@@/mage.rc.global missing"
12		source ${MAGERC} || die "Your ${MAGERC} is missing. Aborting."
13		source ${MLIBDIR}/mage4.functions.sh || die "mage functions missing"
14		source ${MLIBDIR}/smage2.functions.sh || die "smage functions missing"
15
16	# default die function	decho()
	die()
17	{	{
18	echo ${COLRED}"$@"${COLDEFAULT}	if [[ ${DEBUG} = 1 ]]
19	exit 1	then
20		echo "DEBUG: $@" >&2
21		fi
22	}	}
23
	# include all needed files
	[ -f /etc/mage.rc.global ] &&  \
	source /etc/mage.rc.global || \
	die "/etc/mage.rc.global missing"
	[ -f ${MAGERC} ] && source ${MAGERC} || \
	die "Your ${MAGERC} is missing. Aborting."
	[ -f ${MLIBDIR}/mage4.functions.sh ] && \
	source ${MLIBDIR}/mage4.functions.sh || \
	die "mage functions missing"
	# for tests only
	# source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage.rc.global
	# source /etc/mage.rc
	# source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage4.functions.sh
	# MLIBDIR=/home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage
	# not serious if missing, only needed for colors
	[ -f /etc/init.d/functions ] && source /etc/init.d/functions
	# disable colors if wanted
	if [[ ${NOCOLORS} = true ]]
	then
	COLRED=""
	COLGREEN=""
	COLYELLOW=""
	COLBLUE=""
	COLMAGENTA=""
	COLWHITE=""
	COLDEFAULT=""
	fi
24	usage()	usage()
25	{	{
26	echo	echo
27	echo "Usage: $(basename $0) [command] [arg] ..."	echo "Usage: $(basename $0) [command] [arg] ..."
28	echo	echo
29	echo "  -h     --help          shows this help"	echo "  -h     --help          shows this help"
30	echo "  -c     --pcat          categorie of the package"	echo "  -c     --pcat          category of the package"
31	echo "  -n     --pname         name of the package"	echo "  -n     --pname         name of the package"
32	echo "  -v     --pver          version number of the package"	echo "  -v     --pver          version number of the package"
33	echo "  -b     --pbuild        build number of the package"	echo "  -b     --pbuild        build number of the package"
34	echo "  -m     --method        which calc method should be used:"	echo "  -m     --method        which calc method should be used:"
35	echo "                         install, srcinstall, depend, srcdepend"	echo "                         install, srcinstall, pretend, srcpretend"
36	echo "                         upgrade, srcupgrade"	echo "                         upgrade, srcupgrade,"
37		echo "                         install-build-prerequisites,"
38		echo "                         pretend-build-prerequisites"
39		echo "  -d     --debug         enable debug mode"
40		echo "  -s     --smage         use a smage to calculate dependencies"
41	echo	echo
42	echo "method,name, version and build must be given !"	echo "method, category, name, version and build must be given !"
43	echo	echo
44	exit 1	exit 1
45	}	}
46
47		# set some sane defaults
48		DEBUG=0
49		SMAGE_DEPEND=0
50
51	# very basic getops	# very basic getops
52	for i in $*	for i in $*
53	do	do
#	Line 71  do	Line 57  do
57	--pver|-v) shift; PVER="$1" ;;	--pver|-v) shift; PVER="$1" ;;
58	--pbuild|-b) shift; PBUILD="$1" ;;	--pbuild|-b) shift; PBUILD="$1" ;;
59	--method|-m) shift; METHOD="$1" ;;	--method|-m) shift; METHOD="$1" ;;
60		--debug|-d) shift; DEBUG=1 ;;
61		--smage|-s) shift; SMAGEFILE="$1"; SMAGE_DEPEND=1; SILENT=1; FVERBOSE=off ;;
62	--help|-h) usage ;;	--help|-h) usage ;;
63	esac	esac
64	shift	shift
65	done	done
66
67	# sanity checks; abort if not given	# sanity checks; abort if not given
68	[ -z "${PCAT}" ] && usage	if [[ -z ${SMAGEFILE} ]]
69	[ -z "${PNAME}" ] && usage	then
70	[ -z "${PVER}" ] && usage	[ -z "${PCAT}" ] && usage
71	[ -z "${PBUILD}" ] && usage	[ -z "${PNAME}" ] && usage
72		[ -z "${PVER}" ] && usage
73		[ -z "${PBUILD}" ] && usage
74		fi
75	[ -z "${METHOD}" ] && usage	[ -z "${METHOD}" ] && usage
76
77	# check needed global vars	# check needed global vars
#	Line 88  done	Line 79  done
79	[ -z "${INSTALLDB}" ] && die "\$INSTALLDB not set."	[ -z "${INSTALLDB}" ] && die "\$INSTALLDB not set."
80	[ -z "${BUILDDIR}" ] && die "\$BUILDDIR not set."	[ -z "${BUILDDIR}" ] && die "\$BUILDDIR not set."
81
82		# load mage-features to support them with smagesource()
83		load_mage_features
84
85	# other needed vars	# other needed vars
86	ALLDEPS=""	ALLDEPS=""
87		if [[ -n ${SMAGEFILE} ]]
88		then
89		if [[ -e ${SMAGEFILE} ]]
90		then
91		smagesource "${SMAGEFILE}"
92		else
93		die "Smage file '${SMAGEFILE}' does not exist!"
94		fi
95		fi
96	MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"	MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"
97
98		# much faster than fgrep
99		checklist_alldeps()
100		{
101		local i
102		local item="$1"
103
104		for i in ${ALLDEPS}
105		do
106		[[ ${i} = ${item} ]] && return 1
107		done
108
109		return 0
110		}
111
112		checklist_processeddeps()
113		{
114		local i
115		local item="$1"
116
117		for i in ${PROCESSEDDEPS}
118		do
119		[[ ${i} = ${item} ]] && return 1
120		done
121
122		return 0
123		}
124
125	#####################	#####################
126	##  rumwandern /path/to/mage/file/.mage	##  depwalking /path/to/mage/file/.mage
127	rumwandern()	depwalking()
128	{	{
129	unset DEPEND	unset DEPEND
130	unset SDEPEND	unset SDEPEND
#	Line 115  rumwandern()	Line 145  rumwandern()
145
146	DFILE="$1"	DFILE="$1"
147
148		# debug info
149		decho "depwalking magefile '${DFILE}'"
150		decho
151
152	source ${DFILE}	source ${DFILE}
153
154		# forced nodeps
155		if [[ ${NODEPS} = true ]]
156		then
157		DEPEND=""
158		SDEPEND=""
159		fi
160
161	MY_DEPEND="${DEPEND}"	MY_DEPEND="${DEPEND}"
162
163	# for srcinstall & srcdepend only; SDEPEND also needed	# for srcinstall & srcdepend only; SDEPEND also needed
164	if [[ ${METHOD} = srcinstall ]] || \	if [[ ${METHOD} = srcinstall ]] ||
165	[[ ${METHOD} = srcpretend ]] || \	[[ ${METHOD} = srcpretend ]] ||
166	[[ ${METHOD} = srcupgrade ]] || \	[[ ${METHOD} = srcupgrade ]] ||
167	[[ ${METHOD} = srcuppretend ]]	[[ ${METHOD} = srcuppretend ]] ||
168		[[ ${METHOD} = install-build-prerequisites ]] ||
169		[[ ${METHOD} = pretend-build-prerequisites ]]
170	then	then
171	# only if SDEPEND is not zero	# only if SDEPEND is not zero
172	if [ -n "${SDEPEND}" ]	if [ -n "${SDEPEND}" ]
#	Line 143  rumwandern()	Line 187  rumwandern()
187
188	if [ -z "${MY_DEPEND}" ]	if [ -z "${MY_DEPEND}" ]
189	then	then
190		decho "MY_DEPEND is empty; deps of '${DFILE}' ignored"
191	return 1	return 1
192	fi	fi
193
194	while read SYM DEPNAME	while read SYM DEPNAME
195	do	do
196		# debug info
197		decho "DEPNAME='${DEPNAME}'"
198
199		# exclude empty depnames
200		[[ -z ${DEPNAME} ]] && continue
201
202		# exclude all already processed deps -without version
203		if ! checklist_processeddeps "${DEPNAME%-*}"
204		then
205		continue
206		fi
207
208		# mark depfile as processed to prevent double runs -without version
209		# but do not add any virtuals to PROCESSEDDEPS or their resolved
210		# pkgnames will be ignored and they are missing on the dependency-list
211		if [[ ${DEPNAME/virtual\//} = ${DEPNAME} ]]
212		then
213		PROCESSEDDEPS="${PROCESSEDDEPS} ${DEPNAME%-*}"
214		fi
215
216	HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")	HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")
217		if [[ -z ${HIGHEST_DEPFILE} ]]
218		then
219		INVALID_DEPS+=" ${DEPNAME}:${DFILE}"
220		continue
221		fi
222
223	PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"	PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"
224	PNAME="$(magename2pname ${HIGHEST_DEPFILE})"	PNAME="$(magename2pname ${HIGHEST_DEPFILE})"
225	PVER="$(magename2pver ${HIGHEST_DEPFILE})"	PVER="$(magename2pver ${HIGHEST_DEPFILE})"
226	PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"	PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"
227
228	## check ob schon in ALLDEPS enthalten dann mach weiter	## dep already in ALLDEPS? then going on
229	if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]
230		# usage of fgrep is extremly slow and consumes a lot of cpu power
231		#if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]
232		if checklist_alldeps "${HIGHEST_DEPFILE}"
233	then	then
234	### check ob DFILE schon installiert ist ###	### check if the dependency is already installed ###
235	if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]	if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
236	then	then
237	rumwandern ${HIGHEST_DEPFILE}	# but first get all deps of highest_depfile to catch all dependencies of it
238		depwalking ${HIGHEST_DEPFILE}
239	ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"	ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"
240		decho "added '${HIGHEST_DEPFILE}' to ALLDEPS"
241	fi	fi
242	fi	fi
243	done << EOF	done << EOF
#	Line 171  EOF	Line 246  EOF
246	return 0	return 0
247	}	}
248
	### abort if this package is already installed (retval 3)
	# maybe later ?
	#[ -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ] && exit 3
249	[[ ${METHOD} = pretend ]] || \	[[ ${METHOD} = pretend ]] || \
250	[[ ${METHOD} = srcpretend ]] || \	[[ ${METHOD} = srcpretend ]] || \
251	[[ ${METHOD} = uppretend ]] || \	[[ ${METHOD} = uppretend ]] || \
252	[[ ${METHOD} = srcuppretend ]] && \	[[ ${METHOD} = srcuppretend ]] || \
253		[[ ${METHOD} = pretend-build-prerequisites ]] && \
254	echo -n "Calculating dependencies ... "	echo -n "Calculating dependencies ... "
255
256
#	Line 197  then	Line 268  then
268	# get the highest mage file from mage-db	# get the highest mage file from mage-db
269	MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"	MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"
270
271		# debug info
272		decho "dep='${dep}'"
273		decho "PCAT='${PCAT}'"
274		decho "PNAME='${PNAME}'"
275		decho "MAGEFILE='${MAGEFILE}'"
276
277		# if no install candidate was found, record this
278		# and process with the next one
279		if [[ -z ${MAGEFILE} ]]
280		then
281		NO_UPGRADE_CANDIDATE="${NO_UPGRADE_CANDIDATE} ${PCAT}/${PNAME}"
282		decho "added to NO_UPGRADE_CANDIDATE"
283		continue
284		fi
285
286	# now get the pver&pbuild from the new file	# now get the pver&pbuild from the new file
287	PVER="$(magename2pver ${MAGEFILE})"	PVER="$(magename2pver ${MAGEFILE})"
288	PBUILD="$(magename2pbuild ${MAGEFILE})"	PBUILD="$(magename2pbuild ${MAGEFILE})"
289
290	# do not wander files which are installed	# debug info
291		decho "PVER='${PVER}'"
292		decho "PBUILD='${PBUILD}'"
293
294		# do not walk files which are installed
295	if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]	if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
296	then	then
297	# get dependencies the package	# get dependencies the package
298	rumwandern ${MAGEFILE}	depwalking ${MAGEFILE}
299
300	# now add the package itself to the dependencies	# now add the package itself to the dependencies
301	# (if not exists already)	# (if not exists already)
302	if [ -z "$(echo ${ALLDEPS} | fgrep "${MAGEFILE}")" ]	if checklist_alldeps "${MAGEFILE}"
303	then	then
304		decho "added '${MAGEFILE}' to ALLDEPS"
305	ALLDEPS="${ALLDEPS} ${MAGEFILE}"	ALLDEPS="${ALLDEPS} ${MAGEFILE}"
306	fi	fi
307		else
308		# debug info
309		decho "ignored package"
310		decho
311	fi	fi
312	done	done
313	else	else
314	# get dependencies the package	# get all dependencies of the package
315	rumwandern ${MAGEFILE}	if [[ -n ${SMAGEFILE} ]]
316		then
317		depwalking "${SMAGEFILE}"
318		else
319		depwalking "${MAGEFILE}"
320		fi
321		fi
322
323		if [[ ${METHOD} != install-build-prerequisites ]] &&
324		[[ ${METHOD} != pretend-build-prerequisites ]] &&
325		[[ ${METHOD} != upgrade ]] &&
326		[[ ${METHOD} != uppretend ]] &&
327		[[ ${METHOD} != srcupgrade ]] &&
328		[[ ${METHOD} != srcuppretend ]]
329		then
330	# now add the package itself to the dependencies	# now add the package itself to the dependencies
331	ALLDEPS="${ALLDEPS} ${MAGEFILE}"	# (if not exists already)
332		if checklist_alldeps "${MAGEFILE}"
333		then
334		decho "added '${MAGEFILE}' to ALLDEPS"
335		ALLDEPS="${ALLDEPS} ${MAGEFILE}"
336		fi
337	fi	fi
338
339	[[ ${METHOD} = pretend ]] || \	[[ ${METHOD} = pretend ]] || \
340	[[ ${METHOD} = srcpretend ]] || \	[[ ${METHOD} = srcpretend ]] || \
341	[[ ${METHOD} = uppretend ]] || \	[[ ${METHOD} = uppretend ]] || \
342	[[ ${METHOD} = srcuppretend ]] && \	[[ ${METHOD} = srcuppretend ]] || \
343		[[ ${METHOD} = pretend-build-prerequisites ]] && \
344	echo "done"	echo "done"
345
346
#	Line 234  fi	Line 348  fi
348	if [[ ${METHOD} = pretend ]] || \	if [[ ${METHOD} = pretend ]] || \
349	[[ ${METHOD} = srcpretend ]] || \	[[ ${METHOD} = srcpretend ]] || \
350	[[ ${METHOD} = uppretend ]] || \	[[ ${METHOD} = uppretend ]] || \
351	[[ ${METHOD} = srcuppretend ]]	[[ ${METHOD} = srcuppretend ]] || \
352		[[ ${METHOD} = pretend-build-prerequisites ]]
353	then	then
354	# this is a little bit faster	# this is a little bit faster
355	declare -i x=0	declare -i x=0
#	Line 251  then	Line 366  then
366	PBUILD="$(magename2pbuild ${i})"	PBUILD="$(magename2pbuild ${i})"
367	if [ -z "${list}" ]	if [ -z "${list}" ]
368	then	then
369	list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"	list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
370	else	else
371	list="${list}	list="${list}
372	\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"	\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
#	Line 261  then	Line 376  then
376	echo "done"	echo "done"
377	echo -e "${list}"	echo -e "${list}"
378	echo	echo
379
380		if [[ ! -z ${INVALID_DEPS} ]]
381		then
382		echo -e "${COLRED}Invalid dependencies found:${COLDEFAULT}"
383		for i in ${INVALID_DEPS}
384		do
385		_dep="${i%%:*}"
386		_mage="${i##*:}"
387		echo -e "${COLRED} '${_dep}' -> '${_mage}'${COLDEFAULT}"
388		done
389		echo
390		fi
391
392		if [[ ! -z ${NO_UPGRADE_CANDIDATE} ]]
393		then
394		echo -e "${COLRED}Currently no candidates found for:${COLDEFAULT}"
395		for i in ${NO_UPGRADE_CANDIDATE}
396		do
397		echo -e "${COLRED}    ${i}${COLDEFAULT}"
398		done
399		echo
400		echo -e "${COLRED}Please consider to uninstall all of them first,${COLDEFAULT}"
401		echo -e "${COLRED}because these packages does not exist in this distribution${COLDEFAULT}"
402		echo -e "${COLRED}anymore and there will be no further support for them.${COLDEFAULT}"
403		echo
404		fi
405	fi	fi
406
407	## return output from src/install deps	## return output from src/install deps
408	[[ ${METHOD} = install ]] || \	[[ ${METHOD} = install ]] || \
409	[[ ${METHOD} = srcinstall ]] || \	[[ ${METHOD} = srcinstall ]] || \
410	[[ ${METHOD} = upgrade ]] || \	[[ ${METHOD} = upgrade ]] || \
411	[[ ${METHOD} = srcupgrade ]] && \	[[ ${METHOD} = srcupgrade ]] || \
412		[[ ${METHOD} = install-build-prerequisites ]] && \
413	echo "${ALLDEPS}"	echo "${ALLDEPS}"
	# delete ${BUILDDIR}/virtuals if exists as not needed anymore
	#[ -d ${BUILDDIR}/virtuals ] && rm -rf ${BUILDDIR}/virtuals

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