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Revision 1.47 Revision 1.50
1# Copyright 1999-2006 Gentoo Foundation 1# Copyright 1999-2006 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/webapp.eclass,v 1.47 2006/12/31 19:16:31 rl03 Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/webapp.eclass,v 1.50 2008/02/22 10:03:55 hollow Exp $
4# 4#
5# eclass/webapp.eclass 5# @ECLASS: webapp.eclass
6# @MAINTAINER:
7# web-apps@gentoo.org
6# Eclass for installing applications to run under a web server 8# @BLURB: functions for installing applications to run under a web server
7# 9# @DESCRIPTION:
10# The webapp eclass contains functions to handle web applications with
8# Part of the implementation of GLEP #11 11# webapp-config. Part of the implementation of GLEP #11
9#
10# Author(s) Stuart Herbert
11# Renat Lumpau <rl03@gentoo.org>
12# Gunnar Wrobel <wrobel@gentoo.org>
13#
14# ------------------------------------------------------------------------
15#
16# The master copy of this eclass is held in our subversion repository.
17# http://svn.gnqs.org/projects/vhost-tools/browser/
18#
19# If you make changes to this file and don't tell us, chances are that
20# your changes will be overwritten the next time we release a new version
21# of webapp-config.
22#
23# ------------------------------------------------------------------------
24 12
25SLOT="${PVR}" 13SLOT="${PVR}"
26IUSE="vhosts" 14IUSE="vhosts"
27DEPEND=">=app-admin/webapp-config-1.50.15" 15DEPEND=">=app-admin/webapp-config-1.50.15"
28RDEPEND="${DEPEND}" 16RDEPEND="${DEPEND}"
… …
37 25
38ETC_CONFIG="${ROOT}/etc/vhosts/webapp-config" 26ETC_CONFIG="${ROOT}/etc/vhosts/webapp-config"
39WEBAPP_CONFIG="${ROOT}/usr/sbin/webapp-config" 27WEBAPP_CONFIG="${ROOT}/usr/sbin/webapp-config"
40WEBAPP_CLEANER="${ROOT}/usr/sbin/webapp-cleaner" 28WEBAPP_CLEANER="${ROOT}/usr/sbin/webapp-cleaner"
41 29
42# ------------------------------------------------------------------------ 30# ==============================================================================
43# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 31# INTERNAL FUNCTIONS
44# 32# ==============================================================================
33
45# Load the config file /etc/vhosts/webapp-config 34# Load the config file /etc/vhosts/webapp-config
46#
47# Supports both the old bash version, and the new python version 35# Supports both the old bash version, and the new python version
48#
49# ------------------------------------------------------------------------
50
51function webapp_read_config () 36webapp_read_config() {
52{
53 if has_version '>=app-admin/webapp-config-1.50'; then 37 if has_version '>=app-admin/webapp-config-1.50'; then
54 ENVVAR=$(${WEBAPP_CONFIG} --query ${PN} ${PVR}) || die "Could not read settings from webapp-config!" 38 ENVVAR=$(${WEBAPP_CONFIG} --query ${PN} ${PVR}) || die "Could not read settings from webapp-config!"
55 eval ${ENVVAR} 39 eval ${ENVVAR}
56 else 40 else
57 . ${ETC_CONFIG} || die "Unable to read ${ETC_CONFIG}" 41 . ${ETC_CONFIG} || die "Unable to read ${ETC_CONFIG}"
58 fi 42 fi
59} 43}
60 44
61# ------------------------------------------------------------------------
62# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
63#
64# Check whether a specified file exists within the image/ directory 45# Check whether a specified file exists in the given directory (`.' by default)
65# or not.
66#
67# @param $1 - file to look for
68# @param $2 - prefix directory to use
69# @return 0 on success, never returns on an error
70# ------------------------------------------------------------------------
71
72function webapp_checkfileexists () 46webapp_checkfileexists() {
73{
74 local my_prefix 47 local my_prefix
75 48
76 [ -n "${2}" ] && my_prefix="${2}/" || my_prefix= 49 [ -n "${2}" ] && my_prefix="${2}/" || my_prefix=
77 50
78 if [ ! -e "${my_prefix}${1}" ]; then 51 if [ ! -e "${my_prefix}${1}" ]; then
… …
81 eerror "Please report this as a bug at http://bugs.gentoo.org/" 54 eerror "Please report this as a bug at http://bugs.gentoo.org/"
82 die "$msg" 55 die "$msg"
83 fi 56 fi
84} 57}
85 58
86# ------------------------------------------------------------------------
87# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
88# ------------------------------------------------------------------------
89
90function webapp_check_installedat 59webapp_check_installedat() {
91{
92 local my_output
93
94 ${WEBAPP_CONFIG} --show-installed -h localhost -d "${INSTALL_DIR}" 2> /dev/null 60 ${WEBAPP_CONFIG} --show-installed -h localhost -d "${INSTALL_DIR}" 2> /dev/null
95} 61}
96 62
97# ------------------------------------------------------------------------
98# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
99#
100# ------------------------------------------------------------------------
101
102function webapp_strip_appdir () 63webapp_strip_appdir() {
103{
104 local my_stripped="${1}" 64 local my_stripped="${1}"
105 echo "${1}" | sed -e "s|${MY_APPDIR}/||g;" 65 echo "${1}" | sed -e "s|${MY_APPDIR}/||g;"
106} 66}
107 67
108function webapp_strip_d () 68webapp_strip_d() {
109{
110 echo "${1}" | sed -e "s|${D}||g;" 69 echo "${1}" | sed -e "s|${D}||g;"
111} 70}
112 71
113function webapp_strip_cwd () 72webapp_strip_cwd() {
114{
115 local my_stripped="${1}" 73 local my_stripped="${1}"
116 echo "${1}" | sed -e 's|/./|/|g;' 74 echo "${1}" | sed -e 's|/./|/|g;'
117} 75}
118 76
119# ------------------------------------------------------------------------ 77webapp_getinstalltype() {
120# EXPORTED FUNCTION - FOR USE IN EBUILDS 78 # or are we upgrading?
121#
122# Identify a config file for a web-based application.
123#
124# @param $1 - config file
125# ------------------------------------------------------------------------
126 79
80 if ! use vhosts ; then
81 # we only run webapp-config if vhosts USE flag is not set
82
83 local my_output
84
85 my_output="$(webapp_check_installedat)"
86
87 if [ "${?}" = "0" ] ; then
88 # something is already installed there
89 #
90 # make sure it isn't the same version
91
92 local my_pn="$(echo ${my_output} | awk '{ print $1 }')"
93 local my_pvr="$(echo ${my_output} | awk '{ print $2 }')"
94
95 REMOVE_PKG="${my_pn}-${my_pvr}"
96
97 if [ "${my_pn}" == "${PN}" ]; then
98 if [ "${my_pvr}" != "${PVR}" ]; then
99 elog "This is an upgrade"
100 IS_UPGRADE=1
101 else
102 elog "This is a re-installation"
103 IS_REPLACE=1
104 fi
105 else
106 elog "${my_output} is installed there"
107 fi
108 else
109 elog "This is an installation"
110 fi
111 fi
112}
113
114# ==============================================================================
115# PUBLIC FUNCTIONS
116# ==============================================================================
117
118# @FUNCTION: webapp_configfile
119# @USAGE: <file> [more files ...]
120# @DESCRIPTION:
121# Mark a file config-protected for a web-based application.
127function webapp_configfile () 122webapp_configfile() {
128{
129 local m="" 123 local m=""
130 for m in "$@" ; do 124 for m in "$@" ; do
131 webapp_checkfileexists "${m}" "${D}" 125 webapp_checkfileexists "${m}" "${D}"
132 126
133 local MY_FILE="$(webapp_strip_appdir "${m}")" 127 local MY_FILE="$(webapp_strip_appdir "${m}")"
… …
136 elog "(config) ${MY_FILE}" 130 elog "(config) ${MY_FILE}"
137 echo "${MY_FILE}" >> ${D}/${WA_CONFIGLIST} 131 echo "${MY_FILE}" >> ${D}/${WA_CONFIGLIST}
138 done 132 done
139} 133}
140 134
141# ------------------------------------------------------------------------ 135# @FUNCTION: webapp_hook_script
142# EXPORTED FUNCTION - FOR USE IN EBUILDS 136# @USAGE: <file>
143# 137# @DESCRIPTION:
144# Install a script that will run after a virtual copy is created, and 138# Install a script that will run after a virtual copy is created, and
145# before a virtual copy has been removed 139# before a virtual copy has been removed.
146#
147# @param $1 - the script to run
148# ------------------------------------------------------------------------
149
150function webapp_hook_script () 140webapp_hook_script() {
151{
152 webapp_checkfileexists "${1}" 141 webapp_checkfileexists "${1}"
153 142
154 elog "(hook) ${1}" 143 elog "(hook) ${1}"
155 cp "${1}" "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")" || die "Unable to install ${1} into ${D}/${MY_HOOKSCRIPTSDIR}/" 144 cp "${1}" "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")" || die "Unable to install ${1} into ${D}/${MY_HOOKSCRIPTSDIR}/"
156 chmod 555 "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")" 145 chmod 555 "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")"
157} 146}
158 147
159# ------------------------------------------------------------------------ 148# @FUNCTION: webapp_postinst_txt
160# EXPORTED FUNCTION - FOR USE IN EBUILDS 149# @USAGE: <lang> <file>
161# 150# @DESCRIPTION:
162# Install a text file containing post-installation instructions. 151# Install a text file containing post-installation instructions.
163#
164# @param $1 - language code (use 'en' for now)
165# @param $2 - the file to install
166# ------------------------------------------------------------------------
167
168function webapp_postinst_txt () 152webapp_postinst_txt() {
169{
170 webapp_checkfileexists "${2}" 153 webapp_checkfileexists "${2}"
171 154
172 elog "(info) ${2} (lang: ${1})" 155 elog "(info) ${2} (lang: ${1})"
173 cp "${2}" "${D}/${MY_APPDIR}/postinst-${1}.txt" 156 cp "${2}" "${D}/${MY_APPDIR}/postinst-${1}.txt"
174} 157}
175 158
176# ------------------------------------------------------------------------ 159# @FUNCTION: webapp_postupgrade_txt
177# EXPORTED FUNCTION - FOR USE IN EBUILDS 160# @USAGE: <lang> <file>
178# 161# @DESCRIPTION:
179# Install a text file containing post-upgrade instructions. 162# Install a text file containing post-upgrade instructions.
180#
181# @param $1 - language code (use 'en' for now)
182# @param $2 - the file to install
183# ------------------------------------------------------------------------
184
185function webapp_postupgrade_txt () 163webapp_postupgrade_txt() {
186{
187 webapp_checkfileexists "${2}" 164 webapp_checkfileexists "${2}"
188 165
189 elog "(info) ${2} (lang: ${1})" 166 elog "(info) ${2} (lang: ${1})"
190 cp "${2}" "${D}/${MY_APPDIR}/postupgrade-${1}.txt" 167 cp "${2}" "${D}/${MY_APPDIR}/postupgrade-${1}.txt"
191} 168}
192 169
193# ------------------------------------------------------------------------ 170# @FUNCTION: webapp_serverowned
194# EXPORTED FUNCTION - FOR USE IN EBUILDS 171# @USAGE: [-R] <file> [more files ...]
195# 172# @DESCRIPTION:
196# Identify a file which must be owned by the webserver's user:group 173# Identify a file which must be owned by the webserver's user:group settings.
197# settings.
198#
199# The ownership of the file is NOT set until the application is installed 174# The ownership of the file is NOT set until the application is installed using
200# using the webapp-config tool. 175# the webapp-config tool. If -R is given directories are handled recursively.
201#
202# @param $1 - file to be owned by the webserver user:group combo
203#
204# ------------------------------------------------------------------------
205
206function webapp_serverowned () 176webapp_serverowned() {
207{
208 local a="" 177 local a=""
209 local m="" 178 local m=""
210 if [ "${1}" = "-R" ]; then 179 if [ "${1}" = "-R" ]; then
211 shift 180 shift
212 for m in "$@" ; do 181 for m in "$@" ; do
… …
230 echo "${MY_FILE}" >> "${D}/${WA_SOLIST}" 199 echo "${MY_FILE}" >> "${D}/${WA_SOLIST}"
231 done 200 done
232 fi 201 fi
233} 202}
234 203
235# ------------------------------------------------------------------------ 204# @FUNCTION: webapp_server_configfile
236# EXPORTED FUNCTION - FOR USE IN EBUILDS 205# @USAGE: <server> <file> [new name]
237# 206# @DESCRIPTION:
238# @param $1 - the webserver to install the config file for 207# Install a configuration file for the webserver. You need to specify a
239# (one of apache1, apache2, cherokee) 208# webapp-config supported <server>. if no new name is given `basename $2' is
240# @param $2 - the config file to install 209# used by default. Note: this function will automagically prepend $1 to the
241# @param $3 - new name for the config file (default is `basename $2`) 210# front of your config file's name.
242# this is an optional parameter
243#
244# NOTE:
245# this function will automagically prepend $1 to the front of your
246# config file's name
247# ------------------------------------------------------------------------
248
249function webapp_server_configfile () 211webapp_server_configfile() {
250{
251 webapp_checkfileexists "${2}" 212 webapp_checkfileexists "${2}"
252 213
253 # sort out what the name will be of the config file 214 # sort out what the name will be of the config file
254 215
255 local my_file 216 local my_file
… …
267 228
268 elog "(${1}) config file '${my_file}'" 229 elog "(${1}) config file '${my_file}'"
269 cp "${2}" "${D}/${MY_SERVERCONFIGDIR}/${my_file}" 230 cp "${2}" "${D}/${MY_SERVERCONFIGDIR}/${my_file}"
270} 231}
271 232
272# ------------------------------------------------------------------------ 233# @FUNCTION: webapp_sqlscript
273# EXPORTED FUNCTION - FOR USE IN EBUILDS 234# @USAGE: <db> <file> [version]
274# 235# @DESCRIPTION:
275# @param $1 - the db engine that the script is for 236# Install a SQL script that creates/upgrades a database schema for the web
276# (one of: mysql|postgres) 237# application. Currently supported database engines are mysql and postgres.
277# @param $2 - the sql script to be installed 238# If a version is given the script should upgrade the database schema from
278# @param $3 - the older version of the app that this db script 239# the given version to $PVR.
279# will upgrade from
280# (do not pass this option if your SQL script only creates
281# a new db from scratch)
282# ------------------------------------------------------------------------
283
284function webapp_sqlscript () 240webapp_sqlscript() {
285{
286 webapp_checkfileexists "${2}" 241 webapp_checkfileexists "${2}"
287 242
288 # create the directory where this script will go 243 # create the directory where this script will go
289 # 244 #
290 # scripts for specific database engines go into their own subdirectory 245 # scripts for specific database engines go into their own subdirectory
… …
311 cp "${2}" "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql" 266 cp "${2}" "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
312 chmod 600 "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql" 267 chmod 600 "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
313 fi 268 fi
314} 269}
315 270
316# ------------------------------------------------------------------------ 271# @FUNCTION: webapp_src_preinst
317# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER 272# @DESCRIPTION:
318# everything else has run 273# You need to call this function in src_install() BEFORE anything else has run.
274# For now we just create required webapp-config directories.
275webapp_src_preinst() {
276 dodir "${MY_HTDOCSDIR}"
277 dodir "${MY_HOSTROOTDIR}"
278 dodir "${MY_CGIBINDIR}"
279 dodir "${MY_ICONSDIR}"
280 dodir "${MY_ERRORSDIR}"
281 dodir "${MY_SQLSCRIPTSDIR}"
282 dodir "${MY_HOOKSCRIPTSDIR}"
283 dodir "${MY_SERVERCONFIGDIR}"
284}
285
286# ==============================================================================
287# EXPORTED FUNCTIONS
288# ==============================================================================
289
290# @FUNCTION: webapp_src_install
291# @DESCRIPTION:
292# This is the default src_install(). For now, we just make sure that root owns
293# everything, and that there are no setuid files.
319# 294#
320# For now, we just make sure that root owns everything, and that there 295# You need to call this function AFTER everything else has run in your custom
321# are no setuid files. 296# src_install().
322# ------------------------------------------------------------------------
323
324function webapp_src_install () 297webapp_src_install() {
325{
326 chown -R "${VHOST_DEFAULT_UID}:${VHOST_DEFAULT_GID}" "${D}/" 298 chown -R "${VHOST_DEFAULT_UID}:${VHOST_DEFAULT_GID}" "${D}/"
327 chmod -R u-s "${D}/" 299 chmod -R u-s "${D}/"
328 chmod -R g-s "${D}/" 300 chmod -R g-s "${D}/"
329 301
330 keepdir "${MY_PERSISTDIR}" 302 keepdir "${MY_PERSISTDIR}"
… …
339 # webapp_pkg_postinst() within the same shell process 311 # webapp_pkg_postinst() within the same shell process
340 312
341 touch "${D}/${MY_APPDIR}/${INSTALL_CHECK_FILE}" 313 touch "${D}/${MY_APPDIR}/${INSTALL_CHECK_FILE}"
342} 314}
343 315
344# ------------------------------------------------------------------------ 316# @FUNCTION: webapp_pkg_setup
345# EXPORTED FUNCTION - call from inside your ebuild's pkg_config AFTER 317# @DESCRIPTION:
346# everything else has run 318# The default pkg_setup() for this eclass. This will gather required variables
319# from webapp-config and check if there is an application installed to
320# `${ROOT}/var/www/localhost/htdocs/${PN}/' if USE=vhosts is not set.
347# 321#
348# If 'vhosts' USE flag is not set, auto-install this app 322# You need to call this function BEFORE anything else has run in your custom
349# 323# pkg_setup().
350# ------------------------------------------------------------------------
351
352function webapp_pkg_setup () 324webapp_pkg_setup() {
353{
354 # add sanity checks here 325 # add sanity checks here
355 326
356 # special case - some ebuilds *do* need to overwride the SLOT 327 # special case - some ebuilds *do* need to overwride the SLOT
357 if [[ "${SLOT}+" != "${PVR}+" && "${WEBAPP_MANUAL_SLOT}" != "yes" ]]; then 328 if [[ "${SLOT}+" != "${PVR}+" && "${WEBAPP_MANUAL_SLOT}" != "yes" ]]; then
358 die "Set WEBAPP_MANUAL_SLOT=\"yes\" if you need to SLOT manually" 329 die "Set WEBAPP_MANUAL_SLOT=\"yes\" if you need to SLOT manually"
… …
389 fi 360 fi
390 fi 361 fi
391 fi 362 fi
392} 363}
393 364
394function webapp_getinstalltype () 365# @FUNCTION: webapp_pkg_postinst
395{ 366# @DESCRIPTION:
396 # or are we upgrading? 367# The default pkg_postinst() for this eclass. This installs the web application to
397 368# `${ROOT}/var/www/localhost/htdocs/${PN}/' if USE=vhosts is not set. Otherwise
398 if ! use vhosts ; then 369# display a short notice how to install this application with webapp-config.
399 # we only run webapp-config if vhosts USE flag is not set 370#
400 371# You need to call this function AFTER everything else has run in your custom
401 local my_output 372# pkg_postinst().
402
403 my_output="$(webapp_check_installedat)"
404
405 if [ "${?}" = "0" ] ; then
406 # something is already installed there
407 #
408 # make sure it isn't the same version
409
410 local my_pn="$(echo ${my_output} | awk '{ print $1 }')"
411 local my_pvr="$(echo ${my_output} | awk '{ print $2 }')"
412
413 REMOVE_PKG="${my_pn}-${my_pvr}"
414
415 if [ "${my_pn}" == "${PN}" ]; then
416 if [ "${my_pvr}" != "${PVR}" ]; then
417 elog "This is an upgrade"
418 IS_UPGRADE=1
419 else
420 elog "This is a re-installation"
421 IS_REPLACE=1
422 fi
423 else
424 elog "${my_output} is installed there"
425 fi
426 else
427 elog "This is an installation"
428 fi
429 fi
430}
431
432function webapp_src_preinst ()
433{
434 # create the directories that we need
435
436 dodir "${MY_HTDOCSDIR}"
437 dodir "${MY_HOSTROOTDIR}"
438 dodir "${MY_CGIBINDIR}"
439 dodir "${MY_ICONSDIR}"
440 dodir "${MY_ERRORSDIR}"
441 dodir "${MY_SQLSCRIPTSDIR}"
442 dodir "${MY_HOOKSCRIPTSDIR}"
443 dodir "${MY_SERVERCONFIGDIR}"
444}
445
446function webapp_pkg_postinst () 373webapp_pkg_postinst() {
447{
448 webapp_read_config 374 webapp_read_config
449 375
450 # sanity checks, to catch bugs in the ebuild 376 # sanity checks, to catch bugs in the ebuild
451 377
452 if [ ! -f "${ROOT}${MY_APPDIR}/${INSTALL_CHECK_FILE}" ]; then 378 if [ ! -f "${ROOT}${MY_APPDIR}/${INSTALL_CHECK_FILE}" ]; then
… …
512 fi 438 fi
513 439
514 return 0 440 return 0
515} 441}
516 442
443# @FUNCTION: webapp_pkg_prerm
444# @DESCRIPTION:
445# This is the default pkg_prerm() for this eclass. If USE=vhosts is not set
446# remove all installed copies of this web application. Otherwise instruct the
447# user to manually remove those copies.
517function webapp_pkg_prerm () 448webapp_pkg_prerm() {
518{
519 # remove any virtual installs that there are 449 # remove any virtual installs that there are
520 450
521 local my_output 451 local my_output
522 local x 452 local x
523 453
… …
525 455
526 if [ "${?}" != "0" ]; then 456 if [ "${?}" != "0" ]; then
527 return 457 return
528 fi 458 fi
529 459
460 if ! use vhosts ; then # remove any installed copies
461
530 for x in ${my_output} ; do 462 for x in ${my_output} ; do
531 [ -f ${x}/.webapp ] && . ${x}/.webapp || ewarn "Cannot find file ${x}/.webapp" 463 [ -f ${x}/.webapp ] && . ${x}/.webapp || ewarn "Cannot find file ${x}/.webapp"
532
533 if [ -z "${WEB_HOSTNAME}" -o -z "${WEB_INSTALLDIR}" ]; then 464 if [ "${WEB_HOSTNAME}" -a "${WEB_INSTALLDIR}" ]; then
465 ${WEBAPP_CONFIG} -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
466 fi
467 done
468 else # don't remove anything, but warn user. bug #136959
469
534 ewarn "Don't forget to use webapp-config to remove the copy of" 470 ewarn "Don't forget to use webapp-config to remove any copies of"
535 ewarn "${PN}-${PVR} installed in" 471 ewarn "${PN}-${PVR} installed in"
536 ewarn 472 ewarn
473
474 for x in ${my_output} ; do
475 [ -f ${x}/.webapp ] && . ${x}/.webapp || ewarn "Cannot find file ${x}/.webapp"
537 ewarn " ${x}" 476 ewarn " ${x}"
538 ewarn
539 else
540 # we have enough information to remove the virtual copy ourself
541
542 ${WEBAPP_CONFIG} -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
543
544 # if the removal fails - we carry on anyway!
545 fi
546 done 477 done
478 fi
547} 479}
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