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Revision 1.10 Revision 1.66
1# Copyright 1999-2004 Gentoo Technologies, Inc. 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 1.10 2004/04/28 22:18:27 stuart Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/webapp.eclass,v 1.66 2011/05/19 12:05:13 scarabeus 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 <stuart@gentoo.org>
11#
12# ------------------------------------------------------------------------
13#
14# Please do not make modifications to this file without checking with a
15# member of the web-apps herd first!
16#
17# ------------------------------------------------------------------------
18 12
19ECLASS=webapp 13# @ECLASS-VARIABLE: WEBAPP_DEPEND
20INHERITED="$INHERITED $ECLASS" 14# @DESCRIPTION:
15# An ebuild should use WEBAPP_DEPEND if a custom DEPEND needs to be built, most
16# notably in combination with WEBAPP_OPTIONAL.
17WEBAPP_DEPEND=">=app-admin/webapp-config-1.50.15"
18
19# @ECLASS-VARIABLE: WEBAPP_NO_AUTO_INSTALL
20# @DESCRIPTION:
21# An ebuild sets this to `yes' if an automatic installation and/or upgrade is
22# not possible. The ebuild should overwrite pkg_postinst() and explain the
23# reason for this BEFORE calling webapp_pkg_postinst().
24
25# @ECLASS-VARIABLE: WEBAPP_OPTIONAL
26# @DESCRIPTION:
27# An ebuild sets this to `yes' to make webapp support optional, in which case
28# you also need to take care of USE-flags and dependencies.
29
30if [[ "${WEBAPP_OPTIONAL}" != "yes" ]]; then
31 [[ "${WEBAPP_NO_AUTO_INSTALL}" == "yes" ]] || IUSE="vhosts"
21SLOT="${PVR}" 32 SLOT="${PVR}"
22IUSE="$IUSE vhosts" 33 DEPEND="${WEBAPP_DEPEND}"
23DEPEND="$DEPEND >=net-www/webapp-config-1.5" 34 RDEPEND="${DEPEND}"
35fi
24 36
25EXPORT_FUNCTIONS pkg_postinst pkg_setup src_install 37EXPORT_FUNCTIONS pkg_postinst pkg_setup src_install pkg_prerm
26 38
27# ------------------------------------------------------------------------ 39INSTALL_DIR="/${PN}"
28# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 40IS_UPGRADE=0
29# 41IS_REPLACE=0
42
43INSTALL_CHECK_FILE="installed_by_webapp_eclass"
44SETUP_CHECK_FILE="setup_by_webapp_eclass"
45
46ETC_CONFIG="${ROOT}etc/vhosts/webapp-config"
47WEBAPP_CONFIG="${ROOT}usr/sbin/webapp-config"
48WEBAPP_CLEANER="${ROOT}usr/sbin/webapp-cleaner"
49
50# ==============================================================================
51# INTERNAL FUNCTIONS
52# ==============================================================================
53
54# Load the config file /etc/vhosts/webapp-config
55# Supports both the old bash version, and the new python version
56webapp_read_config() {
57 debug-print-function $FUNCNAME $*
58
59 if has_version '>=app-admin/webapp-config-1.50'; then
60 ENVVAR=$(${WEBAPP_CONFIG} --query ${PN} ${PVR}) || die "Could not read settings from webapp-config!"
61 eval ${ENVVAR}
62 else
63 . ${ETC_CONFIG} || die "Unable to read ${ETC_CONFIG}"
64 fi
65}
66
30# Check whether a specified file exists within the image/ directory 67# Check whether a specified file exists in the given directory (`.' by default)
31# or not.
32#
33# @param $1 - file to look for
34# @param $2 - prefix directory to use
35# @return 0 on success, never returns on an error
36# ------------------------------------------------------------------------
37
38function webapp_checkfileexists () 68webapp_checkfileexists() {
39{ 69 debug-print-function $FUNCNAME $*
40 local my_prefix
41 70
42 [ -n "$2" ] && my_prefix="$2/" || my_prefix= 71 local my_prefix=${2:+${2}/}
43 72
44 if [ ! -e ${my_prefix}$1 ]; then 73 if [[ ! -e "${my_prefix}${1}" ]]; then
45 msg="ebuild fault: file $1 not found" 74 msg="ebuild fault: file '${1}' not found"
46 eerror "$msg" 75 eerror "$msg"
47 eerror "Please report this as a bug at http://bugs.gentoo.org/" 76 eerror "Please report this as a bug at http://bugs.gentoo.org/"
48 die "$msg" 77 die "$msg"
49 fi 78 fi
50} 79}
51 80
52# ------------------------------------------------------------------------ 81webapp_check_installedat() {
53# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 82 debug-print-function $FUNCNAME $*
54# ------------------------------------------------------------------------ 83 ${WEBAPP_CONFIG} --show-installed -h localhost -d "${INSTALL_DIR}" 2> /dev/null
84}
55 85
56function webapp_import_config () 86webapp_strip_appdir() {
57{ 87 debug-print-function $FUNCNAME $*
58 if [ -z "${MY_HTDOCSDIR}" ]; then 88 echo "${1#${MY_APPDIR}/}"
59 . /etc/conf.d/webapp-config 89}
90
91webapp_strip_d() {
92 debug-print-function $FUNCNAME $*
93 echo "${1#${D}}"
94}
95
96webapp_strip_cwd() {
97 debug-print-function $FUNCNAME $*
98 echo "${1/#.\///}"
99}
100
101webapp_getinstalltype() {
102 debug-print-function $FUNCNAME $*
103
104 if ! has vhosts ${IUSE} || use vhosts; then
105 return
106 fi
107
108 local my_output
109 my_output="$(webapp_check_installedat)"
110
111 if [[ $? -eq 0 ]]; then
112 # something is already installed there
113 # make sure it isn't the same version
114
115 local my_pn="$(echo ${my_output} | awk '{ print $1 }')"
116 local my_pvr="$(echo ${my_output} | awk '{ print $2 }')"
117
118 REMOVE_PKG="${my_pn}-${my_pvr}"
119
120 if [[ "${my_pn}" == "${PN}" ]]; then
121 if [[ "${my_pvr}" != "${PVR}" ]]; then
122 elog "This is an upgrade"
123 IS_UPGRADE=1
124 else
125 elog "This is a re-installation"
126 IS_REPLACE=1
127 fi
128 else
129 elog "${my_output} is installed there"
60 fi 130 fi
61 131 else
62 if [ -z "${MY_HTDOCSDIR}" ]; then 132 elog "This is an installation"
63 libsh_edie "/etc/conf.d/webapp-config not imported"
64 fi 133 fi
65} 134}
66 135
67# ------------------------------------------------------------------------ 136# ==============================================================================
68# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 137# PUBLIC FUNCTIONS
69# 138# ==============================================================================
70# ------------------------------------------------------------------------
71 139
72function webapp_strip_appdir () 140# @FUNCTION: need_httpd
73{ 141# @DESCRIPTION:
74 echo "$1" | sed -e "s|${D}${MY_APPDIR}/||g;" 142# Call this function AFTER your ebuilds DEPEND line if any of the available
143# webservers are able to run this application.
144need_httpd() {
145 DEPEND="${DEPEND}
146 || ( virtual/httpd-basic virtual/httpd-cgi virtual/httpd-fastcgi )"
75} 147}
76 148
77function webapp_strip_d () 149# @FUNCTION: need_httpd_cgi
78{ 150# @DESCRIPTION:
79 echo "$1" | sed -e "s|${D}||g;" 151# Call this function AFTER your ebuilds DEPEND line if any of the available
152# CGI-capable webservers are able to run this application.
153need_httpd_cgi() {
154 DEPEND="${DEPEND}
155 || ( virtual/httpd-cgi virtual/httpd-fastcgi )"
80} 156}
81 157
82function webapp_strip_cwd () 158# @FUNCTION: need_httpd_fastcgi
83{ 159# @DESCRIPTION:
84 echo "$1" | sed -e 's|/./|/|g;' 160# Call this function AFTER your ebuilds DEPEND line if any of the available
161# FastCGI-capabale webservers are able to run this application.
162need_httpd_fastcgi() {
163 DEPEND="${DEPEND}
164 virtual/httpd-fastcgi"
85} 165}
86 166
87# ------------------------------------------------------------------------ 167# @FUNCTION: webapp_configfile
88# EXPORTED FUNCTION - FOR USE IN EBUILDS 168# @USAGE: <file> [more files ...]
89# 169# @DESCRIPTION:
90# Identify a config file for a web-based application. 170# Mark a file config-protected for a web-based application.
91#
92# @param $1 - config file
93# ------------------------------------------------------------------------
94
95function webapp_configfile () 171webapp_configfile() {
96{ 172 debug-print-function $FUNCNAME $*
173
174 local m
175 for m in "$@"; do
97 webapp_checkfileexists "$1" "$D" 176 webapp_checkfileexists "${m}" "${D}"
98 local MY_FILE="`webapp_strip_appdir $1`"
99 177
100 einfo "(config) $MY_FILE" 178 local my_file="$(webapp_strip_appdir "${m}")"
179 my_file="$(webapp_strip_cwd "${my_file}")"
180
181 elog "(config) ${my_file}"
101 echo "$MY_FILE" >> ${D}${WA_CONFIGLIST} 182 echo "${my_file}" >> ${D}/${WA_CONFIGLIST}
183 done
102} 184}
103 185
104# ------------------------------------------------------------------------ 186# @FUNCTION: webapp_hook_script
105# EXPORTED FUNCTION - FOR USE IN EBUILDS 187# @USAGE: <file>
106# 188# @DESCRIPTION:
189# Install a script that will run after a virtual copy is created, and
190# before a virtual copy has been removed.
191webapp_hook_script() {
192 debug-print-function $FUNCNAME $*
193
194 webapp_checkfileexists "${1}"
195
196 elog "(hook) ${1}"
197 cp "${1}" "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")" || die "Unable to install ${1} into ${D}/${MY_HOOKSCRIPTSDIR}/"
198 chmod 555 "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")"
199}
200
201# @FUNCTION: webapp_postinst_txt
202# @USAGE: <lang> <file>
203# @DESCRIPTION:
107# Install a text file containing post-installation instructions. 204# Install a text file containing post-installation instructions.
108# 205webapp_postinst_txt() {
109# @param $1 - language code (use 'en' for now) 206 debug-print-function $FUNCNAME $*
110# @param $2 - the file to install
111# ------------------------------------------------------------------------
112 207
113function webapp_postinst_txt
114{
115 webapp_checkfileexists "$2" 208 webapp_checkfileexists "${2}"
116 209
117 einfo "(rtfm) $2 (lang: $1)" 210 elog "(info) ${2} (lang: ${1})"
118 cp "$2" "${D}${MY_APPDIR}/postinst-$1.txt" 211 cp "${2}" "${D}/${MY_APPDIR}/postinst-${1}.txt"
119} 212}
120 213
121# ------------------------------------------------------------------------ 214# @FUNCTION: webapp_postupgrade_txt
122# EXPORTED FUNCTION - FOR USE IN EBUILDS 215# @USAGE: <lang> <file>
123# 216# @DESCRIPTION:
124# Identify a script file (usually, but not always PHP or Perl) which is 217# Install a text file containing post-upgrade instructions.
125# 218webapp_postupgrade_txt() {
126# Files in this list may be modified to #! the required CGI engine when 219 debug-print-function $FUNCNAME $*
127# installed by webapp-config tool in the future.
128#
129# @param $1 - the cgi engine to use
130# @param $2 - the script file that could run under a cgi-bin
131#
132# ------------------------------------------------------------------------
133 220
134function webapp_runbycgibin ()
135{
136 webapp_checkfileexists "$2" "$D"
137 local MY_FILE="`webapp_strip_appdir $2`"
138 MY_FILE="`webapp_strip_cwd $MY_FILE`"
139
140 einfo "(cgi-bin) $1 - $MY_FILE"
141 echo "$1 $MY_FILE" >> ${D}${WA_RUNBYCGIBINLIST}
142}
143
144# ------------------------------------------------------------------------
145# EXPORTED FUNCTION - FOR USE IN EBUILDS
146#
147# Identify a file which must be owned by the webserver's user:group
148# settings.
149#
150# The ownership of the file is NOT set until the application is installed
151# using the webapp-config tool.
152#
153# @param $1 - file to be owned by the webserver user:group combo
154#
155# ------------------------------------------------------------------------
156
157function webapp_serverowned ()
158{
159 webapp_checkfileexists "$1" "$D"
160 local MY_FILE="`webapp_strip_appdir $1`"
161
162 einfo "(server owned) $MY_FILE"
163 echo "$MY_FILE" >> ${D}${WA_SOLIST}
164}
165
166# ------------------------------------------------------------------------
167# EXPORTED FUNCTION - FOR USE IN EBUILDS
168#
169#
170# @param $1 - the db engine that the script is for
171# (one of: mysql|postgres)
172# @param $2 - the sql script to be installed
173# @param $3 - the older version of the app that this db script
174# will upgrade from
175# (do not pass this option if your SQL script only creates
176# a new db from scratch)
177# ------------------------------------------------------------------------
178
179function webapp_sqlscript ()
180{
181 webapp_checkfileexists "$2" 221 webapp_checkfileexists "${2}"
182 222
183 # create the directory where this script will go 223 elog "(info) ${2} (lang: ${1})"
184 # 224 cp "${2}" "${D}/${MY_APPDIR}/postupgrade-${1}.txt"
185 # scripts for specific database engines go into their own subdirectory 225}
186 # just to keep things readable on the filesystem
187 226
188 if [ ! -d "${D}${MY_SQLSCRIPTSDIR}/$1" ]; then 227# helper for webapp_serverowned()
189 mkdir -p "${D}${MY_SQLSCRIPTSDIR}/$1" || libsh_die "unable to create directory ${D}${MY_SQLSCRIPTSDIR}/$1" 228_webapp_serverowned() {
190 fi 229 debug-print-function $FUNCNAME $*
191 230
192 # warning: 231 webapp_checkfileexists "${1}" "${D}"
232 local my_file="$(webapp_strip_appdir "${1}")"
233 my_file="$(webapp_strip_cwd "${my_file}")"
234
235 elog "(server owned) ${my_file}"
236 echo "${my_file}" >> "${D}/${WA_SOLIST}"
237}
238
239# @FUNCTION: webapp_serverowned
240# @USAGE: [-R] <file> [more files ...]
241# @DESCRIPTION:
242# Identify a file which must be owned by the webserver's user:group settings.
243# The ownership of the file is NOT set until the application is installed using
244# the webapp-config tool. If -R is given directories are handled recursively.
245webapp_serverowned() {
246 debug-print-function $FUNCNAME $*
247
248 local a m
249 if [[ "${1}" == "-R" ]]; then
250 shift
251 for m in "$@"; do
252 find "${D}${m}" | while read a; do
253 a=$(webapp_strip_d "${a}")
254 _webapp_serverowned "${a}"
255 done
256 done
257 else
258 for m in "$@"; do
259 _webapp_serverowned "${m}"
260 done
261 fi
262}
263
264# @FUNCTION: webapp_server_configfile
265# @USAGE: <server> <file> [new name]
266# @DESCRIPTION:
267# Install a configuration file for the webserver. You need to specify a
268# webapp-config supported <server>. if no new name is given `basename $2' is
269# used by default. Note: this function will automagically prepend $1 to the
270# front of your config file's name.
271webapp_server_configfile() {
272 debug-print-function $FUNCNAME $*
273
274 webapp_checkfileexists "${2}"
275
276 # WARNING:
193 # 277 #
194 # do NOT change the naming convention used here without changing all 278 # do NOT change the naming convention used here without changing all
195 # the other scripts that also rely upon these names 279 # the other scripts that also rely upon these names
196 280
197 # are we dealing with an 'upgrade'-type script? 281 local my_file="${1}-${3:-$(basename "${2}")}"
282
283 elog "(${1}) config file '${my_file}'"
284 cp "${2}" "${D}/${MY_SERVERCONFIGDIR}/${my_file}"
285}
286
287# @FUNCTION: webapp_sqlscript
288# @USAGE: <db> <file> [version]
289# @DESCRIPTION:
290# Install a SQL script that creates/upgrades a database schema for the web
291# application. Currently supported database engines are mysql and postgres.
292# If a version is given the script should upgrade the database schema from
293# the given version to $PVR.
294webapp_sqlscript() {
295 debug-print-function $FUNCNAME $*
296
297 webapp_checkfileexists "${2}"
298
299 dodir "${MY_SQLSCRIPTSDIR}/${1}"
300
301 # WARNING:
302 #
303 # do NOT change the naming convention used here without changing all
304 # the other scripts that also rely upon these names
305
198 if [ -n "$3" ]; then 306 if [[ -n "${3}" ]]; then
199 # yes we are
200 einfo "($1) upgrade script from ${PN}-${PVR} to $3" 307 elog "(${1}) upgrade script for ${PN}-${3} to ${PVR}"
201 cp $2 ${D}${MY_SQLSCRIPTSDIR}/$1/${3}_to_${PVR}.sql 308 cp "${2}" "${D}${MY_SQLSCRIPTSDIR}/${1}/${3}_to_${PVR}.sql"
309 chmod 600 "${D}${MY_SQLSCRIPTSDIR}/${1}/${3}_to_${PVR}.sql"
202 else 310 else
203 # no, we are not
204 einfo "($1) create script for ${PN}-${PVR}" 311 elog "(${1}) create script for ${PN}-${PVR}"
205 cp $2 ${D}${MY_SQLSCRIPTSDIR}/$1/${PVR}_create.sql 312 cp "${2}" "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
313 chmod 600 "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
206 fi 314 fi
207} 315}
208 316
209# ------------------------------------------------------------------------ 317# @FUNCTION: webapp_src_preinst
210# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER 318# @DESCRIPTION:
211# everything else has run 319# You need to call this function in src_install() BEFORE anything else has run.
320# For now we just create required webapp-config directories.
321webapp_src_preinst() {
322 debug-print-function $FUNCNAME $*
323
324 # sanity checks, to catch bugs in the ebuild
325 if [[ ! -f "${T}/${SETUP_CHECK_FILE}" ]]; then
326 eerror
327 eerror "This ebuild did not call webapp_pkg_setup() at the beginning"
328 eerror "of the pkg_setup() function"
329 eerror
330 eerror "Please log a bug on http://bugs.gentoo.org"
331 eerror
332 eerror "You should use emerge -C to remove this package, as the"
333 eerror "installation is incomplete"
334 eerror
335 die "Ebuild did not call webapp_pkg_setup() - report to http://bugs.gentoo.org"
336 fi
337
338 # Hint, see the webapp_read_config() function to find where these are
339 # defined.
340 dodir "${MY_HTDOCSDIR}"
341 dodir "${MY_HOSTROOTDIR}"
342 dodir "${MY_CGIBINDIR}"
343 dodir "${MY_ICONSDIR}"
344 dodir "${MY_ERRORSDIR}"
345 dodir "${MY_SQLSCRIPTSDIR}"
346 dodir "${MY_HOOKSCRIPTSDIR}"
347 dodir "${MY_SERVERCONFIGDIR}"
348}
349
350# ==============================================================================
351# EXPORTED FUNCTIONS
352# ==============================================================================
353
354# @FUNCTION: webapp_pkg_setup
355# @DESCRIPTION:
356# The default pkg_setup() for this eclass. This will gather required variables
357# from webapp-config and check if there is an application installed to
358# `${ROOT}/var/www/localhost/htdocs/${PN}/' if USE=vhosts is not set.
212# 359#
213# For now, we just make sure that root owns everything, and that there 360# You need to call this function BEFORE anything else has run in your custom
214# are no setuid files. I'm sure this will change significantly before 361# pkg_setup().
215# the final version! 362webapp_pkg_setup() {
216# ------------------------------------------------------------------------ 363 debug-print-function $FUNCNAME $*
217 364
218function webapp_src_install () 365 # to test whether or not the ebuild has correctly called this function
219{ 366 # we add an empty file to the filesystem
220 chown -R root:root ${D}/ 367 #
221 chmod -R u-s ${D}/ 368 # we used to just set a variable in the shell script, but we can
222 chmod -R g-s ${D}/ 369 # no longer rely on Portage calling both webapp_pkg_setup() and
370 # webapp_src_install() within the same shell process
371 touch "${T}/${SETUP_CHECK_FILE}"
223 372
224 keepdir ${MY_PERSISTDIR} 373 # special case - some ebuilds *do* need to overwride the SLOT
225 fowners root:root ${MY_PERSISTDIR} 374 if [[ "${SLOT}+" != "${PVR}+" && "${WEBAPP_MANUAL_SLOT}" != "yes" ]]; then
226 fperms 755 ${MY_PERSISTDIR} 375 die "Set WEBAPP_MANUAL_SLOT=\"yes\" if you need to SLOT manually"
227} 376 fi
228 377
229# ------------------------------------------------------------------------ 378 # pull in the shared configuration file
230# EXPORTED FUNCTION - call from inside your ebuild's pkg_config AFTER 379 G_HOSTNAME="localhost"
231# everything else has run 380 webapp_read_config
381
382 local my_dir="${ROOT}${VHOST_ROOT}/${MY_HTDOCSBASE}/${PN}"
383
384 # if USE=vhosts is enabled OR no application is installed we're done here
385 if ! has vhosts ${IUSE} || use vhosts || [[ ! -d "${my_dir}" ]]; then
386 return
387 fi
388
389 local my_output
390 my_output="$(webapp_check_installedat)"
391
392 if [[ $? -ne 0 ]]; then
393 # okay, whatever is there, it isn't webapp-config-compatible
394 echo
395 ewarn
396 ewarn "You already have something installed in ${my_dir}"
397 ewarn
398 ewarn "Whatever is in ${my_dir}, it's not"
399 ewarn "compatible with webapp-config."
400 ewarn
401 ewarn "This ebuild may be overwriting important files."
402 ewarn
403 echo
404 ebeep 10
405 elif [[ "$(echo ${my_output} | awk '{ print $1 }')" != "${PN}" ]]; then
406 echo
407 eerror "You already have ${my_output} installed in ${my_dir}"
408 eerror
409 eerror "I cannot upgrade a different application"
410 eerror
411 echo
412 die "Cannot upgrade contents of ${my_dir}"
413 fi
414
415}
416
417# @FUNCTION: webapp_src_install
418# @DESCRIPTION:
419# This is the default src_install(). For now, we just make sure that root owns
420# everything, and that there are no setuid files.
232# 421#
233# If 'vhosts' USE flag is not set, auto-install this app 422# You need to call this function AFTER everything else has run in your custom
423# src_install().
424webapp_src_install() {
425 debug-print-function $FUNCNAME $*
426
427 # to test whether or not the ebuild has correctly called this function
428 # we add an empty file to the filesystem
429 #
430 # we used to just set a variable in the shell script, but we can
431 # no longer rely on Portage calling both webapp_src_install() and
432 # webapp_pkg_postinst() within the same shell process
433 touch "${D}/${MY_APPDIR}/${INSTALL_CHECK_FILE}"
434
435 chown -R "${VHOST_DEFAULT_UID}:${VHOST_DEFAULT_GID}" "${D}/"
436 chmod -R u-s "${D}/"
437 chmod -R g-s "${D}/"
438
439 keepdir "${MY_PERSISTDIR}"
440 fowners "root:0" "${MY_PERSISTDIR}"
441 fperms 755 "${MY_PERSISTDIR}"
442}
443
444# @FUNCTION: webapp_pkg_postinst
445# @DESCRIPTION:
446# The default pkg_postinst() for this eclass. This installs the web application to
447# `${ROOT}/var/www/localhost/htdocs/${PN}/' if USE=vhosts is not set. Otherwise
448# display a short notice how to install this application with webapp-config.
234# 449#
235# ------------------------------------------------------------------------ 450# You need to call this function AFTER everything else has run in your custom
236 451# pkg_postinst().
237function webapp_pkg_setup ()
238{
239 # pull in the shared configuration file
240
241 . /etc/vhosts/webapp-config || die "Unable to open /etc/vhosts/webapp-config file"
242
243 # are we emerging something that is already installed?
244
245 if [ -d "${D}${MY_APPROOT}/${MY_APPSUFFIX}" ]; then
246 # yes we are
247 ewarn "Removing existing copy of ${PN}-${PVR}"
248 rm -rf "${D}${MY_APPROOT}/${MY_APPSUFFIX}"
249 fi
250}
251
252function webapp_src_preinst ()
253{
254 # create the directories that we need
255
256 dodir ${MY_HTDOCSDIR}
257 dodir ${MY_HOSTROOTDIR}
258 dodir ${MY_CGIBINDIR}
259 dodir ${MY_ICONSDIR}
260 dodir ${MY_ERRORSDIR}
261 dodir ${MY_SQLSCRIPTSDIR}
262}
263
264function webapp_pkg_postinst () 452webapp_pkg_postinst() {
265{ 453 debug-print-function $FUNCNAME $*
266 # if 'vhosts' is not set in your USE flags, we install a copy of
267 # this application in /var/www/localhost/htdocs/${PN}/ for you
268 454
455 webapp_read_config
456
457 # sanity checks, to catch bugs in the ebuild
458 if [[ ! -f "${ROOT}${MY_APPDIR}/${INSTALL_CHECK_FILE}" ]]; then
459 eerror
460 eerror "This ebuild did not call webapp_src_install() at the end"
461 eerror "of the src_install() function"
462 eerror
463 eerror "Please log a bug on http://bugs.gentoo.org"
464 eerror
465 eerror "You should use emerge -C to remove this package, as the"
466 eerror "installation is incomplete"
467 eerror
468 die "Ebuild did not call webapp_src_install() - report to http://bugs.gentoo.org"
469 fi
470
471 if has vhosts ${IUSE}; then
269 if ! use vhosts ; then 472 if ! use vhosts; then
473 echo
474 elog "vhosts USE flag not set - auto-installing using webapp-config"
475
270 G_HOSTNAME="localhost" 476 G_HOSTNAME="localhost"
271 . /etc/vhosts/webapp-config 477 webapp_read_config
272 478
273 local my_mode=-I 479 local my_mode=-I
274 local my_dir="${VHOST_ROOT}/htdocs/${PN}" 480 webapp_getinstalltype
275 481
276 # are we installing afresh - or are we upgrading? 482 if [[ "${IS_REPLACE}" == "1" ]]; then
277 # find out by looking to see what (if anything) is installed 483 elog "${PN}-${PVR} is already installed - replacing"
278 # in there already 484 my_mode=-I
279 485 elif [[ "${IS_UPGRADE}" == "1" ]]; then
280 local my_output="`/usr/sbin/webapp-config --show-installed -d $my_dir 2> /dev/null`" 486 elog "${REMOVE_PKG} is already installed - upgrading"
281 if [ "$?" = 0 ]; then
282
283 # something is in there - but the question has to be ... what?
284
285 if [ "`echo $my_output | awk '{ print $1 }'`" = "${PN}" ]; then
286 # we have an older version of whatever it is our ebuild is
287 # trying to install ;-)
288 #
289 # this is the situation we can deal with
290
291 my_mode=-U 487 my_mode=-U
292 else 488 else
293 # this should never happen - but just in case ... 489 elog "${PN}-${PVR} is not installed - using install mode"
294 #
295 # whatever is in that directory, it isn't the application
296 # that we are currently trying to install
297 #
298 # rather than overwrite the contents, we bail with an error
299 # instead
300
301 die "$my_output is already installed in $my_dir"
302 fi 490 fi
491
492 my_cmd="${WEBAPP_CONFIG} ${my_mode} -h localhost -u root -d ${INSTALL_DIR} ${PN} ${PVR}"
493 elog "Running ${my_cmd}"
494 ${my_cmd}
495
496 echo
497 local cleaner="${WEBAPP_CLEANER} -p -C ${PN}"
498 einfo "Running ${cleaner}"
499 ${cleaner}
500 else
501 elog
502 elog "The 'vhosts' USE flag is switched ON"
503 elog "This means that Portage will not automatically run webapp-config to"
504 elog "complete the installation."
505 elog
506 elog "To install ${PN}-${PVR} into a virtual host, run the following command:"
507 elog
508 elog " webapp-config -I -h <host> -d ${PN} ${PN} ${PVR}"
509 elog
510 elog "For more details, see the webapp-config(8) man page"
303 fi 511 fi
304 512 else
305 /usr/sbin/webapp-config $my_mode -u root -d "$my_dir" ${PN} ${PVR} 513 elog
514 elog "This ebuild does not support the 'vhosts' USE flag."
515 elog "This means that Portage will not automatically run webapp-config to"
516 elog "complete the installation."
517 elog
518 elog "To install ${PN}-${PVR} into a virtual host, run the following command:"
519 elog
520 elog " webapp-config -I -h <host> -d ${PN} ${PN} ${PVR}"
521 elog
522 elog "For more details, see the webapp-config(8) man page"
523 fi
524}
525
526# @FUNCTION: webapp_pkg_prerm
527# @DESCRIPTION:
528# This is the default pkg_prerm() for this eclass. If USE=vhosts is not set
529# remove all installed copies of this web application. Otherwise instruct the
530# user to manually remove those copies. See bug #136959.
531webapp_pkg_prerm() {
532 debug-print-function $FUNCNAME $*
533
534 local my_output=
535 my_output="$(${WEBAPP_CONFIG} --list-installs ${PN} ${PVR})"
536 [[ $? -ne 0 ]] && return
537
538 local x
539 if has vhosts ${IUSE} && ! use vhosts; then
540 echo "${my_output}" | while read x; do
541 if [[ -f "${x}"/.webapp ]]; then
542 . "${x}"/.webapp
543 if [[ -n "${WEB_HOSTNAME}" && -n "${WEB_INSTALLDIR}" ]]; then
544 ${WEBAPP_CONFIG} -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
545 fi
546 else
547 ewarn "Cannot find file ${x}/.webapp"
306 fi 548 fi
549 done
550 elif [[ "${my_output}" != "" ]]; then
551 echo
552 ewarn
553 ewarn "Don't forget to use webapp-config to remove any copies of"
554 ewarn "${PN}-${PVR} installed in"
555 ewarn
556
557 echo "${my_output}" | while read x; do
558 if [[ -f "${x}"/.webapp ]]; then
559 ewarn " ${x}"
560 else
561 ewarn "Cannot find file ${x}/.webapp"
562 fi
563 done
564
565 ewarn
566 echo
567 fi
307} 568}

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