mage-next/src/depwalker.in

#!/bin/bash

#depwalker
# $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/depwalker.sh,v 1.6 2007-11-05 16:49:33 niro Exp $

# default die function
die()
{
	echo ${COLRED}"$@"${COLDEFAULT}
	exit 1
}

# 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

usage()
{
	echo
	echo "Usage: $(basename $0) [command] [arg] ..."
	echo
	echo "  -h     --help          shows this help"
	echo "  -c     --pcat          categorie of the package"
	echo "  -n     --pname         name of the package"
	echo "  -v     --pver          version number of the package"
	echo "  -b     --pbuild        build number of the package"
	echo "  -m     --method        which calc method should be used:"
	echo "                         install, srcinstall, depend, srcdepend"
	echo "                         upgrade, srcupgrade"
	echo
	echo "method,name, version and build must be given !"
	echo
	exit 1
}

# very basic getops
for i in $*
do
	case $1 in
		--pcat|-c) shift; PCAT="$1" ;;
		--pname|-n) shift; PNAME="$1" ;;
		--pver|-v) shift; PVER="$1" ;;
		--pbuild|-b) shift; PBUILD="$1" ;;
		--method|-m) shift; METHOD="$1" ;;
		--help|-h) usage ;;
	esac
	shift
done

# sanity checks; abort if not given
[ -z "${PCAT}" ] && usage
[ -z "${PNAME}" ] && usage
[ -z "${PVER}" ] && usage
[ -z "${PBUILD}" ] && usage
[ -z "${METHOD}" ] && usage

# check needed global vars
[ -z "${MAGEDIR}" ] && die "\$MAGEDIR not set."
[ -z "${INSTALLDB}" ] && die "\$INSTALLDB not set."
[ -z "${BUILDDIR}" ] && die "\$BUILDDIR not set."

# other needed vars
ALLDEPS=""
MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"

# much faster than fgrep
checklist_alldeps()
{
	local i
	local item="$1"

	for i in ${ALLDEPS}
	do
		[[ ${i} = ${item} ]] && return 1
	done

	return 0
}

#####################
##  rumwandern /path/to/mage/file/.mage
rumwandern()
{
	unset DEPEND
	unset SDEPEND
	unset MY_DEPEND

	local DFILE
	local SYM
	local DEPNAME
	local HIGHEST_DEPFILE
	local MY_DEPEND
	local REAL_PGKNAME
	local VIRTUAL_NAME
	local INSTALL_VIRTUAL
	local PNAME
	local PCAT
	local PVER
	local PBUILD

	DFILE="$1"

	source ${DFILE}
	MY_DEPEND="${DEPEND}"

	# for srcinstall & srcdepend only; SDEPEND also needed
	if [[ ${METHOD} = srcinstall ]] || \
		[[ ${METHOD} = srcpretend ]] || \
		[[ ${METHOD} = srcupgrade ]] || \
		[[ ${METHOD} = srcuppretend ]]
	then
		# only if SDEPEND is not zero
		if [ -n "${SDEPEND}" ]
		then
			# crlf is substantly needed !!
			if [ -n "${MY_DEPEND}" ]
			then
				MY_DEPEND="${MY_DEPEND}
					${SDEPEND}"
			else
				MY_DEPEND="${SDEPEND}"
			fi
		fi
	fi

	unset DEPEND
	unset SDEPEND

	if [ -z "${MY_DEPEND}" ]
	then
		return 1
	fi

	while read SYM DEPNAME
	do
		HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")

		PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"
		PNAME="$(magename2pname ${HIGHEST_DEPFILE})"
		PVER="$(magename2pver ${HIGHEST_DEPFILE})"
		PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"

		## check ob schon in ALLDEPS enthalten dann mach weiter

		# usage of fgrep is extremly slow and consumes a lot of cpu power
		#if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]
		if checklist_alldeps "${HIGHEST_DEPFILE}"
		then
			### check ob DFILE schon installiert ist ###
			if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
			then
				rumwandern ${HIGHEST_DEPFILE}
				ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"
			fi
		fi
	done << EOF
${MY_DEPEND}
EOF
	return 0
}


### abort if this package is already installed (retval 3)
# maybe later ?
#[ -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ] && exit 3

[[ ${METHOD} = pretend ]] || \
	[[ ${METHOD} = srcpretend ]] || \
	[[ ${METHOD} = uppretend ]] || \
	[[ ${METHOD} = srcuppretend ]] && \
	echo -n "Calculating dependencies ... "


if [[ ${METHOD} = upgrade ]] || \
	[[ ${METHOD} = srcupgrade ]] || \
	[[ ${METHOD} = uppretend ]] || \
	[[ ${METHOD} = srcuppretend ]]
then
	INSTDEPS="$(${MLIBDIR}/magequery.sh -i)"
	for dep in ${INSTDEPS}
	do
		PCAT="$(magename2pcat ${dep} installdb)"
		PNAME="$(magename2pname ${dep})"

		# get the highest mage file from mage-db
		MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"

		# now get the pver&pbuild from the new file
		PVER="$(magename2pver ${MAGEFILE})"
		PBUILD="$(magename2pbuild ${MAGEFILE})"

		# do not wander files which are installed
		if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
		then
			# get dependencies the package
			rumwandern ${MAGEFILE}

			# now add the package itself to the dependencies
			# (if not exists already)
			#if [ -z "$(echo ${ALLDEPS} | fgrep "${MAGEFILE}")" ]
			if checklist_alldeps "${MAGEFILE}"
			then
				ALLDEPS="${ALLDEPS} ${MAGEFILE}"
			fi
		fi
	done
else
	# get dependencies the package
	rumwandern ${MAGEFILE}

	# now add the package itself to the dependencies
	ALLDEPS="${ALLDEPS} ${MAGEFILE}"
fi

[[ ${METHOD} = pretend ]] || \
	[[ ${METHOD} = srcpretend ]] || \
	[[ ${METHOD} = uppretend ]] || \
	[[ ${METHOD} = srcuppretend ]] && \
	echo "done"


## show output of pretend
if [[ ${METHOD} = pretend ]] || \
	[[ ${METHOD} = srcpretend ]] || \
	[[ ${METHOD} = uppretend ]] || \
	[[ ${METHOD} = srcuppretend ]]
then
	# this is a little bit faster
	declare -i x=0
	echo -n "Building dependencies list ... "
	for i in ${ALLDEPS}
	do
		(( x++ ))
		k="$x"
		[ ${x} -le 9  ] && k="0${k}"
		#[ ${x} -le 99  ] && k="0${k}"
		PCAT="$(magename2pcat ${i})"
		PNAME="$(magename2pname ${i})"
		PVER="$(magename2pver ${i})"
		PBUILD="$(magename2pbuild ${i})"
		if [ -z "${list}" ]
		then
			list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"		
		else
			list="${list}
\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
		fi
		unset PCAT PNAME PVER PBUILD
	done
	echo "done"
	echo -e "${list}"
	echo
fi

## return output from src/install deps
[[ ${METHOD} = install ]] || \
	[[ ${METHOD} = srcinstall ]] || \
	[[ ${METHOD} = upgrade ]] || \
	[[ ${METHOD} = srcupgrade ]] && \
	echo "${ALLDEPS}"

# delete ${BUILDDIR}/virtuals if exists as not needed anymore
#[ -d ${BUILDDIR}/virtuals ] && rm -rf ${BUILDDIR}/virtuals
1	niro	226	#!/bin/bash
2
3			#depwalker
4	niro	598	# $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/depwalker.sh,v 1.6 2007-11-05 16:49:33 niro Exp $
5	niro	226
6			# default die function
7			die()
8			{
9			echo ${COLRED}"$@"${COLDEFAULT}
10			exit 1
11			}
12
13	niro	231	# include all needed files
14	niro	235	[ -f /etc/mage.rc.global ] && \
15			source /etc/mage.rc.global \|\| \
16			die "/etc/mage.rc.global missing"
17	niro	226
18	niro	419	[ -f ${MAGERC} ] && source ${MAGERC} \|\| \
19			die "Your ${MAGERC} is missing. Aborting."
20	niro	231
21	niro	235	[ -f ${MLIBDIR}/mage4.functions.sh ] && \
22			source ${MLIBDIR}/mage4.functions.sh \|\| \
23	niro	231	die "mage functions missing"
24
25	niro	226	# for tests only
26	niro	231	# source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage.rc.global
27			# source /etc/mage.rc
28			# source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage4.functions.sh
29			# MLIBDIR=/home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage
30	niro	226
31	niro	231	# not serious if missing, only needed for colors
32	niro	226	[ -f /etc/init.d/functions ] && source /etc/init.d/functions
33
34			# disable colors if wanted
35			if [[ ${NOCOLORS} = true ]]
36			then
37			COLRED=""
38			COLGREEN=""
39			COLYELLOW=""
40			COLBLUE=""
41			COLMAGENTA=""
42			COLWHITE=""
43			COLDEFAULT=""
44			fi
45
46			usage()
47			{
48			echo
49			echo "Usage: $(basename $0) [command] [arg] ..."
50			echo
51			echo " -h --help shows this help"
52			echo " -c --pcat categorie of the package"
53			echo " -n --pname name of the package"
54			echo " -v --pver version number of the package"
55			echo " -b --pbuild build number of the package"
56			echo " -m --method which calc method should be used:"
57	niro	231	echo " install, srcinstall, depend, srcdepend"
58			echo " upgrade, srcupgrade"
59	niro	226	echo
60			echo "method,name, version and build must be given !"
61			echo
62			exit 1
63			}
64
65			# very basic getops
66			for i in $*
67			do
68			case $1 in
69			--pcat\|-c) shift; PCAT="$1" ;;
70			--pname\|-n) shift; PNAME="$1" ;;
71			--pver\|-v) shift; PVER="$1" ;;
72			--pbuild\|-b) shift; PBUILD="$1" ;;
73			--method\|-m) shift; METHOD="$1" ;;
74			--help\|-h) usage ;;
75			esac
76			shift
77			done
78
79			# sanity checks; abort if not given
80			[ -z "${PCAT}" ] && usage
81			[ -z "${PNAME}" ] && usage
82			[ -z "${PVER}" ] && usage
83			[ -z "${PBUILD}" ] && usage
84			[ -z "${METHOD}" ] && usage
85
86			# check needed global vars
87			[ -z "${MAGEDIR}" ] && die "\$MAGEDIR not set."
88			[ -z "${INSTALLDB}" ] && die "\$INSTALLDB not set."
89			[ -z "${BUILDDIR}" ] && die "\$BUILDDIR not set."
90
91			# other needed vars
92			ALLDEPS=""
93			MAGEFILE="${MAGEDIR}/${PCAT}/${PNAME}/${PNAME}-${PVER}-${PBUILD}.mage"
94
95	niro	598	# much faster than fgrep
96			checklist_alldeps()
97			{
98			local i
99			local item="$1"
100
101			for i in ${ALLDEPS}
102			do
103			[[ ${i} = ${item} ]] && return 1
104			done
105
106			return 0
107			}
108
109	niro	226	#####################
110			## rumwandern /path/to/mage/file/.mage
111			rumwandern()
112			{
113			unset DEPEND
114			unset SDEPEND
115			unset MY_DEPEND
116
117			local DFILE
118			local SYM
119			local DEPNAME
120			local HIGHEST_DEPFILE
121			local MY_DEPEND
122			local REAL_PGKNAME
123			local VIRTUAL_NAME
124			local INSTALL_VIRTUAL
125			local PNAME
126			local PCAT
127	niro	250	local PVER
128			local PBUILD
129	niro	226
130			DFILE="$1"
131
132			source ${DFILE}
133			MY_DEPEND="${DEPEND}"
134
135			# for srcinstall & srcdepend only; SDEPEND also needed
136	niro	231	if [[ ${METHOD} = srcinstall ]] \|\| \
137			[[ ${METHOD} = srcpretend ]] \|\| \
138			[[ ${METHOD} = srcupgrade ]] \|\| \
139			[[ ${METHOD} = srcuppretend ]]
140	niro	226	then
141			# only if SDEPEND is not zero
142			if [ -n "${SDEPEND}" ]
143			then
144			# crlf is substantly needed !!
145			if [ -n "${MY_DEPEND}" ]
146			then
147			MY_DEPEND="${MY_DEPEND}
148			${SDEPEND}"
149			else
150			MY_DEPEND="${SDEPEND}"
151			fi
152			fi
153			fi
154
155			unset DEPEND
156			unset SDEPEND
157
158			if [ -z "${MY_DEPEND}" ]
159			then
160			return 1
161			fi
162
163			while read SYM DEPNAME
164			do
165			HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")
166
167			PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"
168			PNAME="$(magename2pname ${HIGHEST_DEPFILE})"
169			PVER="$(magename2pver ${HIGHEST_DEPFILE})"
170			PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"
171
172			## check ob schon in ALLDEPS enthalten dann mach weiter
173	niro	598
174			# usage of fgrep is extremly slow and consumes a lot of cpu power
175			#if [ -z "$(echo ${ALLDEPS} \| fgrep "${HIGHEST_DEPFILE}")" ]
176			if checklist_alldeps "${HIGHEST_DEPFILE}"
177	niro	226	then
178			### check ob DFILE schon installiert ist ###
179			if [ ! -d ${MROOT}${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
180			then
181			rumwandern ${HIGHEST_DEPFILE}
182			ALLDEPS="${ALLDEPS} ${HIGHEST_DEPFILE}"
183			fi
184			fi
185			done << EOF
186			${MY_DEPEND}
187			EOF
188			return 0
189			}
190
191
192			### abort if this package is already installed (retval 3)
193			# maybe later ?
194			#[ -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ] && exit 3
195
196	niro	231	[[ ${METHOD} = pretend ]] \|\| \
197			[[ ${METHOD} = srcpretend ]] \|\| \
198			[[ ${METHOD} = uppretend ]] \|\| \
199			[[ ${METHOD} = srcuppretend ]] && \
200	niro	226	echo -n "Calculating dependencies ... "
201
202
203	niro	231	if [[ ${METHOD} = upgrade ]] \|\| \
204			[[ ${METHOD} = srcupgrade ]] \|\| \
205			[[ ${METHOD} = uppretend ]] \|\| \
206			[[ ${METHOD} = srcuppretend ]]
207			then
208			INSTDEPS="$(${MLIBDIR}/magequery.sh -i)"
209			for dep in ${INSTDEPS}
210			do
211			PCAT="$(magename2pcat ${dep} installdb)"
212			PNAME="$(magename2pname ${dep})"
213	niro	226
214	niro	250	# get the highest mage file from mage-db
215			MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"
216	niro	226
217	niro	250	# now get the pver&pbuild from the new file
218			PVER="$(magename2pver ${MAGEFILE})"
219			PBUILD="$(magename2pbuild ${MAGEFILE})"
220
221			# do not wander files which are installed
222			if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
223			then
224			# get dependencies the package
225			rumwandern ${MAGEFILE}
226
227			# now add the package itself to the dependencies
228			# (if not exists already)
229	niro	598	#if [ -z "$(echo ${ALLDEPS} \| fgrep "${MAGEFILE}")" ]
230			if checklist_alldeps "${MAGEFILE}"
231	niro	250	then
232			ALLDEPS="${ALLDEPS} ${MAGEFILE}"
233			fi
234			fi
235	niro	231	done
236			else
237			# get dependencies the package
238			rumwandern ${MAGEFILE}
239	niro	226
240	niro	231	# now add the package itself to the dependencies
241			ALLDEPS="${ALLDEPS} ${MAGEFILE}"
242			fi
243
244			[[ ${METHOD} = pretend ]] \|\| \
245			[[ ${METHOD} = srcpretend ]] \|\| \
246			[[ ${METHOD} = uppretend ]] \|\| \
247			[[ ${METHOD} = srcuppretend ]] && \
248			echo "done"
249
250
251	niro	226	## show output of pretend
252	niro	231	if [[ ${METHOD} = pretend ]] \|\| \
253			[[ ${METHOD} = srcpretend ]] \|\| \
254			[[ ${METHOD} = uppretend ]] \|\| \
255			[[ ${METHOD} = srcuppretend ]]
256	niro	226	then
257			# this is a little bit faster
258			declare -i x=0
259			echo -n "Building dependencies list ... "
260			for i in ${ALLDEPS}
261			do
262			(( x++ ))
263			k="$x"
264			[ ${x} -le 9 ] && k="0${k}"
265			#[ ${x} -le 99 ] && k="0${k}"
266			PCAT="$(magename2pcat ${i})"
267			PNAME="$(magename2pname ${i})"
268			PVER="$(magename2pver ${i})"
269			PBUILD="$(magename2pbuild ${i})"
270			if [ -z "${list}" ]
271			then
272			list="\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
273			else
274			list="${list}
275			\t${COLBLUE}[${k}] ${COLGREEN}${PCAT}/${PNAME}-${PVER}-${PBUILD}${COLDEFAULT}"
276			fi
277			unset PCAT PNAME PVER PBUILD
278			done
279			echo "done"
280			echo -e "${list}"
281			echo
282			fi
283
284			## return output from src/install deps
285	niro	231	[[ ${METHOD} = install ]] \|\| \
286			[[ ${METHOD} = srcinstall ]] \|\| \
287			[[ ${METHOD} = upgrade ]] \|\| \
288			[[ ${METHOD} = srcupgrade ]] && \
289			echo "${ALLDEPS}"
290	niro	226
291			# delete ${BUILDDIR}/virtuals if exists as not needed anymore
292			#[ -d ${BUILDDIR}/virtuals ] && rm -rf ${BUILDDIR}/virtuals