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Revision 1.16 Revision 1.70
1# Copyright 1999-2004 Gentoo Technologies, Inc. 1# Copyright 1999-2011 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 1.16 2004/05/10 17:46:42 stuart Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/webapp.eclass,v 1.70 2011/12/27 17:55:12 fauli 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-1.7" 34 RDEPEND="${DEPEND}"
35fi
24 36
25EXPORT_FUNCTIONS pkg_postinst pkg_setup src_install 37EXPORT_FUNCTIONS pkg_postinst pkg_setup src_install pkg_prerm
26 38
27INSTALL_DIR="/$PN" 39INSTALL_DIR="/${PN}"
28IS_UPGRADE=0 40IS_UPGRADE=0
29IS_REPLACE=0 41IS_REPLACE=0
30 42
31# ------------------------------------------------------------------------ 43INSTALL_CHECK_FILE="installed_by_webapp_eclass"
32# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 44SETUP_CHECK_FILE="setup_by_webapp_eclass"
33# 45
46ETC_CONFIG="${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 ${ENVVAR}
62 elif [[ "${WEBAPP_OPTIONAL}" != "yes" ]]; then
63 # ETC_CONFIG might not be available
64 . ${ETC_CONFIG} || die "Unable to read ${ETC_CONFIG}"
65 elif [[ -f "${ETC_CONFIG}" ]]; then
66 # WEBAPP_OPTIONAL is set to yes
67 # and this must run only if ETC_CONFIG actually exists
68 . ${ETC_CONFIG} || die "Unable to read ${ETC_CONFIG}"
69 fi
70}
71
34# Check whether a specified file exists within the image/ directory 72# Check whether a specified file exists in the given directory (`.' by default)
35# or not.
36#
37# @param $1 - file to look for
38# @param $2 - prefix directory to use
39# @return 0 on success, never returns on an error
40# ------------------------------------------------------------------------
41
42function webapp_checkfileexists () 73webapp_checkfileexists() {
43{ 74 debug-print-function $FUNCNAME $*
44 local my_prefix
45 75
46 [ -n "$2" ] && my_prefix="$2/" || my_prefix= 76 local my_prefix=${2:+${2}/}
47 77
48 if [ ! -e ${my_prefix}$1 ]; then 78 if [[ ! -e "${my_prefix}${1}" ]]; then
49 msg="ebuild fault: file $1 not found" 79 msg="ebuild fault: file '${1}' not found"
50 eerror "$msg" 80 eerror "$msg"
51 eerror "Please report this as a bug at http://bugs.gentoo.org/" 81 eerror "Please report this as a bug at http://bugs.gentoo.org/"
52 die "$msg" 82 die "$msg"
53 fi 83 fi
54} 84}
55 85
56# ------------------------------------------------------------------------
57# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
58# ------------------------------------------------------------------------
59
60function webapp_check_installedat 86webapp_check_installedat() {
61{ 87 debug-print-function $FUNCNAME $*
88 ${WEBAPP_CONFIG} --show-installed -h localhost -d "${INSTALL_DIR}" 2> /dev/null
89}
90
91webapp_strip_appdir() {
92 debug-print-function $FUNCNAME $*
93 echo "${1#${MY_APPDIR}/}"
94}
95
96webapp_strip_d() {
97 debug-print-function $FUNCNAME $*
98 echo "${1#${D}}"
99}
100
101webapp_strip_cwd() {
102 debug-print-function $FUNCNAME $*
103 echo "${1/#.\///}"
104}
105
106webapp_getinstalltype() {
107 debug-print-function $FUNCNAME $*
108
109 if ! has vhosts ${IUSE} || use vhosts; then
110 return
111 fi
112
62 local my_output 113 local my_output
114 my_output="$(webapp_check_installedat)"
63 115
64 /usr/sbin/webapp-config --show-installed -h localhost -d $INSTALL_DIR 2> /dev/null 116 if [[ $? -eq 0 ]]; then
65} 117 # something is already installed there
118 # make sure it isn't the same version
66 119
67# ------------------------------------------------------------------------ 120 local my_pn="$(echo ${my_output} | awk '{ print $1 }')"
68# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 121 local my_pvr="$(echo ${my_output} | awk '{ print $2 }')"
69# ------------------------------------------------------------------------
70 122
71function webapp_import_config () 123 REMOVE_PKG="${my_pn}-${my_pvr}"
72{ 124
73 if [ -z "${MY_HTDOCSDIR}" ]; then 125 if [[ "${my_pn}" == "${PN}" ]]; then
74 . /etc/conf.d/webapp-config 126 if [[ "${my_pvr}" != "${PVR}" ]]; then
127 elog "This is an upgrade"
128 IS_UPGRADE=1
129 # for binpkgs, reset status, var declared in global scope
130 IS_REPLACE=0
131 else
132 elog "This is a re-installation"
133 IS_REPLACE=1
134 # for binpkgs, reset status, var declared in global scope
135 IS_UPGRADE=0
136 fi
137 else
138 elog "${my_output} is installed there"
75 fi 139 fi
76 140 else
77 if [ -z "${MY_HTDOCSDIR}" ]; then 141 # for binpkgs, reset status, var declared in global scope
78 libsh_edie "/etc/conf.d/webapp-config not imported" 142 IS_REPLACE=0
143 IS_UPGRADE=0
144 elog "This is an installation"
79 fi 145 fi
80} 146}
81 147
82# ------------------------------------------------------------------------ 148# ==============================================================================
83# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 149# PUBLIC FUNCTIONS
84# 150# ==============================================================================
85# ------------------------------------------------------------------------
86 151
87function webapp_strip_appdir () 152# @FUNCTION: need_httpd
88{ 153# @DESCRIPTION:
89 local my_stripped="$1" 154# Call this function AFTER your ebuilds DEPEND line if any of the available
90 echo "$1" | sed -e "s|${MY_APPDIR}/||g;" 155# webservers are able to run this application.
156need_httpd() {
157 DEPEND="${DEPEND}
158 || ( virtual/httpd-basic virtual/httpd-cgi virtual/httpd-fastcgi )"
91} 159}
92 160
93function webapp_strip_d () 161# @FUNCTION: need_httpd_cgi
94{ 162# @DESCRIPTION:
95 echo "$1" | sed -e "s|${D}||g;" 163# Call this function AFTER your ebuilds DEPEND line if any of the available
164# CGI-capable webservers are able to run this application.
165need_httpd_cgi() {
166 DEPEND="${DEPEND}
167 || ( virtual/httpd-cgi virtual/httpd-fastcgi )"
96} 168}
97 169
98function webapp_strip_cwd () 170# @FUNCTION: need_httpd_fastcgi
99{ 171# @DESCRIPTION:
100 local my_stripped="$1" 172# Call this function AFTER your ebuilds DEPEND line if any of the available
101 echo "$1" | sed -e 's|/./|/|g;' 173# FastCGI-capabale webservers are able to run this application.
174need_httpd_fastcgi() {
175 DEPEND="${DEPEND}
176 virtual/httpd-fastcgi"
102} 177}
103 178
104# ------------------------------------------------------------------------ 179# @FUNCTION: webapp_configfile
105# EXPORTED FUNCTION - FOR USE IN EBUILDS 180# @USAGE: <file> [more files ...]
106# 181# @DESCRIPTION:
107# Identify a config file for a web-based application. 182# Mark a file config-protected for a web-based application.
108#
109# @param $1 - config file
110# ------------------------------------------------------------------------
111
112function webapp_configfile () 183webapp_configfile() {
113{ 184 debug-print-function $FUNCNAME $*
185
186 local m
187 for m in "$@"; do
114 webapp_checkfileexists "$1" "$D" 188 webapp_checkfileexists "${m}" "${D}"
115 echo $1
116 local MY_FILE="`webapp_strip_appdir $1`"
117 echo $MY_FILE
118 189
119 einfo "(config) $MY_FILE" 190 local my_file="$(webapp_strip_appdir "${m}")"
191 my_file="$(webapp_strip_cwd "${my_file}")"
192
193 elog "(config) ${my_file}"
120 echo "$MY_FILE" >> ${D}${WA_CONFIGLIST} 194 echo "${my_file}" >> ${D}/${WA_CONFIGLIST}
195 done
121} 196}
122 197
123# ------------------------------------------------------------------------ 198# @FUNCTION: webapp_hook_script
124# EXPORTED FUNCTION - FOR USE IN EBUILDS 199# @USAGE: <file>
125# 200# @DESCRIPTION:
201# Install a script that will run after a virtual copy is created, and
202# before a virtual copy has been removed.
203webapp_hook_script() {
204 debug-print-function $FUNCNAME $*
205
206 webapp_checkfileexists "${1}"
207
208 elog "(hook) ${1}"
209 cp "${1}" "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")" || die "Unable to install ${1} into ${D}/${MY_HOOKSCRIPTSDIR}/"
210 chmod 555 "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")"
211}
212
213# @FUNCTION: webapp_postinst_txt
214# @USAGE: <lang> <file>
215# @DESCRIPTION:
126# Install a text file containing post-installation instructions. 216# Install a text file containing post-installation instructions.
127# 217webapp_postinst_txt() {
128# @param $1 - language code (use 'en' for now) 218 debug-print-function $FUNCNAME $*
129# @param $2 - the file to install
130# ------------------------------------------------------------------------
131 219
132function webapp_postinst_txt
133{
134 webapp_checkfileexists "$2" 220 webapp_checkfileexists "${2}"
135 221
136 einfo "(rtfm) $2 (lang: $1)" 222 elog "(info) ${2} (lang: ${1})"
137 cp "$2" "${D}${MY_APPDIR}/postinst-$1.txt" 223 cp "${2}" "${D}/${MY_APPDIR}/postinst-${1}.txt"
138} 224}
139 225
140# ------------------------------------------------------------------------ 226# @FUNCTION: webapp_postupgrade_txt
141# EXPORTED FUNCTION - FOR USE IN EBUILDS 227# @USAGE: <lang> <file>
142# 228# @DESCRIPTION:
143# Identify a script file (usually, but not always PHP or Perl) which is 229# Install a text file containing post-upgrade instructions.
144# 230webapp_postupgrade_txt() {
145# Files in this list may be modified to #! the required CGI engine when 231 debug-print-function $FUNCNAME $*
146# installed by webapp-config tool in the future.
147#
148# @param $1 - the cgi engine to use
149# @param $2 - the script file that could run under a cgi-bin
150#
151# ------------------------------------------------------------------------
152 232
153function webapp_runbycgibin ()
154{
155 webapp_checkfileexists "$2" "$D"
156 local MY_FILE="`webapp_strip_appdir $2`"
157 MY_FILE="`webapp_strip_cwd $MY_FILE`"
158
159 einfo "(cgi-bin) $1 - $MY_FILE"
160 echo "$1 $MY_FILE" >> ${D}${WA_RUNBYCGIBINLIST}
161}
162
163# ------------------------------------------------------------------------
164# EXPORTED FUNCTION - FOR USE IN EBUILDS
165#
166# Identify a file which must be owned by the webserver's user:group
167# settings.
168#
169# The ownership of the file is NOT set until the application is installed
170# using the webapp-config tool.
171#
172# @param $1 - file to be owned by the webserver user:group combo
173#
174# ------------------------------------------------------------------------
175
176function webapp_serverowned ()
177{
178 webapp_checkfileexists "$1" "$D"
179 local MY_FILE="`webapp_strip_appdir $1`"
180
181 einfo "(server owned) $MY_FILE"
182 echo "$MY_FILE" >> ${D}${WA_SOLIST}
183}
184
185# ------------------------------------------------------------------------
186# EXPORTED FUNCTION - FOR USE IN EBUILDS
187#
188#
189# @param $1 - the db engine that the script is for
190# (one of: mysql|postgres)
191# @param $2 - the sql script to be installed
192# @param $3 - the older version of the app that this db script
193# will upgrade from
194# (do not pass this option if your SQL script only creates
195# a new db from scratch)
196# ------------------------------------------------------------------------
197
198function webapp_sqlscript ()
199{
200 webapp_checkfileexists "$2" 233 webapp_checkfileexists "${2}"
201 234
202 # create the directory where this script will go 235 elog "(info) ${2} (lang: ${1})"
203 # 236 cp "${2}" "${D}/${MY_APPDIR}/postupgrade-${1}.txt"
204 # scripts for specific database engines go into their own subdirectory 237}
205 # just to keep things readable on the filesystem
206 238
207 if [ ! -d "${D}${MY_SQLSCRIPTSDIR}/$1" ]; then 239# helper for webapp_serverowned()
208 mkdir -p "${D}${MY_SQLSCRIPTSDIR}/$1" || libsh_die "unable to create directory ${D}${MY_SQLSCRIPTSDIR}/$1" 240_webapp_serverowned() {
209 fi 241 debug-print-function $FUNCNAME $*
210 242
211 # warning: 243 webapp_checkfileexists "${1}" "${D}"
244 local my_file="$(webapp_strip_appdir "${1}")"
245 my_file="$(webapp_strip_cwd "${my_file}")"
246
247 elog "(server owned) ${my_file}"
248 echo "${my_file}" >> "${D}/${WA_SOLIST}"
249}
250
251# @FUNCTION: webapp_serverowned
252# @USAGE: [-R] <file> [more files ...]
253# @DESCRIPTION:
254# Identify a file which must be owned by the webserver's user:group settings.
255# The ownership of the file is NOT set until the application is installed using
256# the webapp-config tool. If -R is given directories are handled recursively.
257webapp_serverowned() {
258 debug-print-function $FUNCNAME $*
259
260 local a m
261 if [[ "${1}" == "-R" ]]; then
262 shift
263 for m in "$@"; do
264 find "${D}${m}" | while read a; do
265 a=$(webapp_strip_d "${a}")
266 _webapp_serverowned "${a}"
267 done
268 done
269 else
270 for m in "$@"; do
271 _webapp_serverowned "${m}"
272 done
273 fi
274}
275
276# @FUNCTION: webapp_server_configfile
277# @USAGE: <server> <file> [new name]
278# @DESCRIPTION:
279# Install a configuration file for the webserver. You need to specify a
280# webapp-config supported <server>. if no new name is given `basename $2' is
281# used by default. Note: this function will automagically prepend $1 to the
282# front of your config file's name.
283webapp_server_configfile() {
284 debug-print-function $FUNCNAME $*
285
286 webapp_checkfileexists "${2}"
287
288 # WARNING:
212 # 289 #
213 # do NOT change the naming convention used here without changing all 290 # do NOT change the naming convention used here without changing all
214 # the other scripts that also rely upon these names 291 # the other scripts that also rely upon these names
215 292
216 # are we dealing with an 'upgrade'-type script? 293 local my_file="${1}-${3:-$(basename "${2}")}"
294
295 elog "(${1}) config file '${my_file}'"
296 cp "${2}" "${D}/${MY_SERVERCONFIGDIR}/${my_file}"
297}
298
299# @FUNCTION: webapp_sqlscript
300# @USAGE: <db> <file> [version]
301# @DESCRIPTION:
302# Install a SQL script that creates/upgrades a database schema for the web
303# application. Currently supported database engines are mysql and postgres.
304# If a version is given the script should upgrade the database schema from
305# the given version to $PVR.
306webapp_sqlscript() {
307 debug-print-function $FUNCNAME $*
308
309 webapp_checkfileexists "${2}"
310
311 dodir "${MY_SQLSCRIPTSDIR}/${1}"
312
313 # WARNING:
314 #
315 # do NOT change the naming convention used here without changing all
316 # the other scripts that also rely upon these names
317
217 if [ -n "$3" ]; then 318 if [[ -n "${3}" ]]; then
218 # yes we are
219 einfo "($1) upgrade script from ${PN}-${PVR} to $3" 319 elog "(${1}) upgrade script for ${PN}-${3} to ${PVR}"
220 cp $2 ${D}${MY_SQLSCRIPTSDIR}/$1/${3}_to_${PVR}.sql 320 cp "${2}" "${D}${MY_SQLSCRIPTSDIR}/${1}/${3}_to_${PVR}.sql"
321 chmod 600 "${D}${MY_SQLSCRIPTSDIR}/${1}/${3}_to_${PVR}.sql"
221 else 322 else
222 # no, we are not
223 einfo "($1) create script for ${PN}-${PVR}" 323 elog "(${1}) create script for ${PN}-${PVR}"
224 cp $2 ${D}${MY_SQLSCRIPTSDIR}/$1/${PVR}_create.sql 324 cp "${2}" "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
325 chmod 600 "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
225 fi 326 fi
226} 327}
227 328
228# ------------------------------------------------------------------------ 329# @FUNCTION: webapp_src_preinst
229# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER 330# @DESCRIPTION:
230# everything else has run 331# You need to call this function in src_install() BEFORE anything else has run.
332# For now we just create required webapp-config directories.
333webapp_src_preinst() {
334 debug-print-function $FUNCNAME $*
335
336 # sanity checks, to catch bugs in the ebuild
337 if [[ ! -f "${T}/${SETUP_CHECK_FILE}" ]]; then
338 eerror
339 eerror "This ebuild did not call webapp_pkg_setup() at the beginning"
340 eerror "of the pkg_setup() function"
341 eerror
342 eerror "Please log a bug on http://bugs.gentoo.org"
343 eerror
344 eerror "You should use emerge -C to remove this package, as the"
345 eerror "installation is incomplete"
346 eerror
347 die "Ebuild did not call webapp_pkg_setup() - report to http://bugs.gentoo.org"
348 fi
349
350 # Hint, see the webapp_read_config() function to find where these are
351 # defined.
352 dodir "${MY_HTDOCSDIR}"
353 dodir "${MY_HOSTROOTDIR}"
354 dodir "${MY_CGIBINDIR}"
355 dodir "${MY_ICONSDIR}"
356 dodir "${MY_ERRORSDIR}"
357 dodir "${MY_SQLSCRIPTSDIR}"
358 dodir "${MY_HOOKSCRIPTSDIR}"
359 dodir "${MY_SERVERCONFIGDIR}"
360}
361
362# ==============================================================================
363# EXPORTED FUNCTIONS
364# ==============================================================================
365
366# @FUNCTION: webapp_pkg_setup
367# @DESCRIPTION:
368# The default pkg_setup() for this eclass. This will gather required variables
369# from webapp-config and check if there is an application installed to
370# `${ROOT}/var/www/localhost/htdocs/${PN}/' if USE=vhosts is not set.
231# 371#
232# For now, we just make sure that root owns everything, and that there 372# You need to call this function BEFORE anything else has run in your custom
233# are no setuid files. I'm sure this will change significantly before 373# pkg_setup().
234# the final version! 374webapp_pkg_setup() {
235# ------------------------------------------------------------------------ 375 debug-print-function $FUNCNAME $*
236 376
237function webapp_src_install () 377 # to test whether or not the ebuild has correctly called this function
238{ 378 # we add an empty file to the filesystem
239 chown -R root:root ${D}/ 379 #
240 chmod -R u-s ${D}/ 380 # we used to just set a variable in the shell script, but we can
241 chmod -R g-s ${D}/ 381 # no longer rely on Portage calling both webapp_pkg_setup() and
382 # webapp_src_install() within the same shell process
383 touch "${T}/${SETUP_CHECK_FILE}"
242 384
243 keepdir ${MY_PERSISTDIR} 385 # special case - some ebuilds *do* need to overwride the SLOT
244 fowners root:root ${MY_PERSISTDIR} 386 if [[ "${SLOT}+" != "${PVR}+" && "${WEBAPP_MANUAL_SLOT}" != "yes" ]]; then
245 fperms 755 ${MY_PERSISTDIR} 387 die "Set WEBAPP_MANUAL_SLOT=\"yes\" if you need to SLOT manually"
388 fi
246 389
247 HAS_webapp_src_install=1 390 # pull in the shared configuration file
248} 391 G_HOSTNAME="localhost"
392 webapp_read_config
249 393
250# ------------------------------------------------------------------------ 394 local my_dir="${ROOT}${VHOST_ROOT}/${MY_HTDOCSBASE}/${PN}"
251# EXPORTED FUNCTION - call from inside your ebuild's pkg_config AFTER 395
252# everything else has run 396 # if USE=vhosts is enabled OR no application is installed we're done here
397 if ! has vhosts ${IUSE} || use vhosts || [[ ! -d "${my_dir}" ]]; then
398 return
399 fi
400
401 local my_output
402 my_output="$(webapp_check_installedat)"
403
404 if [[ $? -ne 0 ]]; then
405 # okay, whatever is there, it isn't webapp-config-compatible
406 echo
407 ewarn
408 ewarn "You already have something installed in ${my_dir}"
409 ewarn
410 ewarn "Whatever is in ${my_dir}, it's not"
411 ewarn "compatible with webapp-config."
412 ewarn
413 ewarn "This ebuild may be overwriting important files."
414 ewarn
415 echo
416 ebeep 10
417 elif [[ "$(echo ${my_output} | awk '{ print $1 }')" != "${PN}" ]]; then
418 echo
419 eerror "You already have ${my_output} installed in ${my_dir}"
420 eerror
421 eerror "I cannot upgrade a different application"
422 eerror
423 echo
424 die "Cannot upgrade contents of ${my_dir}"
425 fi
426
427}
428
429# @FUNCTION: webapp_src_install
430# @DESCRIPTION:
431# This is the default src_install(). For now, we just make sure that root owns
432# everything, and that there are no setuid files.
253# 433#
254# If 'vhosts' USE flag is not set, auto-install this app 434# You need to call this function AFTER everything else has run in your custom
435# src_install().
436webapp_src_install() {
437 debug-print-function $FUNCNAME $*
438
439 # to test whether or not the ebuild has correctly called this function
440 # we add an empty file to the filesystem
441 #
442 # we used to just set a variable in the shell script, but we can
443 # no longer rely on Portage calling both webapp_src_install() and
444 # webapp_pkg_postinst() within the same shell process
445 touch "${D}/${MY_APPDIR}/${INSTALL_CHECK_FILE}"
446
447 chown -R "${VHOST_DEFAULT_UID}:${VHOST_DEFAULT_GID}" "${D}/"
448 chmod -R u-s "${D}/"
449 chmod -R g-s "${D}/"
450
451 keepdir "${MY_PERSISTDIR}"
452 fowners "root:0" "${MY_PERSISTDIR}"
453 fperms 755 "${MY_PERSISTDIR}"
454}
455
456# @FUNCTION: webapp_pkg_postinst
457# @DESCRIPTION:
458# The default pkg_postinst() for this eclass. This installs the web application to
459# `${ROOT}/var/www/localhost/htdocs/${PN}/' if USE=vhosts is not set. Otherwise
460# display a short notice how to install this application with webapp-config.
255# 461#
256# ------------------------------------------------------------------------ 462# You need to call this function AFTER everything else has run in your custom
257 463# pkg_postinst().
258function webapp_pkg_setup ()
259{
260 # add sanity checks here
261
262 if [ "$SLOT+" != "${PVR}+" ]; then
263 die "ebuild sets SLOT, overrides webapp.eclass"
264 fi
265
266 # pull in the shared configuration file
267
268 . /etc/vhosts/webapp-config || die "Unable to open /etc/vhosts/webapp-config file"
269}
270
271function webapp_getinstalltype ()
272{
273 # are we emerging something that is already installed?
274
275 if [ -d "${D}${MY_APPROOT}/${MY_APPSUFFIX}" ]; then
276 # yes we are
277 ewarn "Removing existing copy of ${PN}-${PVR}"
278 rm -rf "${D}${MY_APPROOT}/${MY_APPSUFFIX}"
279 fi
280
281 # or are we upgrading?
282
283 if ! use vhosts ; then
284 # we only run webapp-config if vhosts USE flag is not set
285
286 local my_output
287
288 my_output="`webapp_check_installedat`"
289
290 if [ "$?" = "0" ] ; then
291 # something is already installed there
292 #
293 # make sure it isn't the same version
294
295 local my_pn="`echo $my_output | awk '{ print $1 }'`"
296 local my_pvr="`echo $my_output | awk '{ print $2 }'`"
297
298 REMOVE_PKG="${my_pn}-${my_pvr}"
299
300 if [ "$my_pn" == "$PN" ]; then
301 if [ "$my_pvr" != "$PVR" ]; then
302 einfo "This is an upgrade"
303 IS_UPGRADE=1
304 else
305 einfo "This is a re-installation"
306 IS_REPLACE=1
307 fi
308 fi
309 fi
310 fi
311}
312
313function webapp_src_preinst ()
314{
315 # create the directories that we need
316
317 dodir ${MY_HTDOCSDIR}
318 dodir ${MY_HOSTROOTDIR}
319 dodir ${MY_CGIBINDIR}
320 dodir ${MY_ICONSDIR}
321 dodir ${MY_ERRORSDIR}
322 dodir ${MY_SQLSCRIPTSDIR}
323}
324
325function webapp_pkg_postinst () 464webapp_pkg_postinst() {
326{ 465 debug-print-function $FUNCNAME $*
466
467 webapp_read_config
468
327 # sanity checks, to catch bugs in the ebuild 469 # sanity checks, to catch bugs in the ebuild
328 470 if [[ ! -f "${ROOT}${MY_APPDIR}/${INSTALL_CHECK_FILE}" ]]; then
329 if [ "$HAS_webapp_src_install+" == "+" ]; then
330 eerror 471 eerror
331 eerror "This ebuild did not call webapp_src_install() at the end" 472 eerror "This ebuild did not call webapp_src_install() at the end"
332 eerror "of the src_install() function" 473 eerror "of the src_install() function"
333 eerror 474 eerror
334 eerror "Please log a bug on http://bugs.gentoo.org" 475 eerror "Please log a bug on http://bugs.gentoo.org"
337 eerror "installation is incomplete" 478 eerror "installation is incomplete"
338 eerror 479 eerror
339 die "Ebuild did not call webapp_src_install() - report to http://bugs.gentoo.org" 480 die "Ebuild did not call webapp_src_install() - report to http://bugs.gentoo.org"
340 fi 481 fi
341 482
342 # if 'vhosts' is not set in your USE flags, we install a copy of 483 if has vhosts ${IUSE}; then
343 # this application in /var/www/localhost/htdocs/${PN}/ for you
344
345 if ! use vhosts ; then 484 if ! use vhosts; then
485 echo
486 elog "vhosts USE flag not set - auto-installing using webapp-config"
487
488 G_HOSTNAME="localhost"
489 webapp_read_config
490
491 local my_mode=-I
492 webapp_getinstalltype
493
494 if [[ "${IS_REPLACE}" == "1" ]]; then
495 elog "${PN}-${PVR} is already installed - replacing"
496 my_mode=-I
497 elif [[ "${IS_UPGRADE}" == "1" ]]; then
498 elog "${REMOVE_PKG} is already installed - upgrading"
499 my_mode=-U
500 else
501 elog "${PN}-${PVR} is not installed - using install mode"
502 fi
503
504 my_cmd="${WEBAPP_CONFIG} ${my_mode} -h localhost -u root -d ${INSTALL_DIR} ${PN} ${PVR}"
505 elog "Running ${my_cmd}"
506 ${my_cmd}
507
508 echo
509 local cleaner="${WEBAPP_CLEANER} -p -C /${PN}"
510 einfo "Running ${cleaner}"
511 ${cleaner}
512 else
513 elog
514 elog "The 'vhosts' USE flag is switched ON"
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 else
525 elog
526 elog "This ebuild does not support the 'vhosts' USE flag."
527 elog "This means that Portage will not automatically run webapp-config to"
528 elog "complete the installation."
529 elog
530 elog "To install ${PN}-${PVR} into a virtual host, run the following command:"
531 elog
532 elog " webapp-config -I -h <host> -d ${PN} ${PN} ${PVR}"
533 elog
534 elog "For more details, see the webapp-config(8) man page"
535 fi
536}
537
538# @FUNCTION: webapp_pkg_prerm
539# @DESCRIPTION:
540# This is the default pkg_prerm() for this eclass. If USE=vhosts is not set
541# remove all installed copies of this web application. Otherwise instruct the
542# user to manually remove those copies. See bug #136959.
543webapp_pkg_prerm() {
544 debug-print-function $FUNCNAME $*
545
546 local my_output=
547 my_output="$(${WEBAPP_CONFIG} --list-installs ${PN} ${PVR})"
548 [[ $? -ne 0 ]] && return
549
550 local x
551 if has vhosts ${IUSE} && ! use vhosts; then
552 echo "${my_output}" | while read x; do
553 if [[ -f "${x}"/.webapp ]]; then
554 . "${x}"/.webapp
555 if [[ -n "${WEB_HOSTNAME}" && -n "${WEB_INSTALLDIR}" ]]; then
556 ${WEBAPP_CONFIG} -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR} ${PN} ${PVR}
557 fi
558 else
559 ewarn "Cannot find file ${x}/.webapp"
560 fi
561 done
562 elif [[ "${my_output}" != "" ]]; then
346 echo 563 echo
347 einfo "vhosts USE flag not set - auto-installing using webapp-config" 564 ewarn
565 ewarn "Don't forget to use webapp-config to remove any copies of"
566 ewarn "${PN}-${PVR} installed in"
567 ewarn
348 568
349 webapp_getinstalltype 569 echo "${my_output}" | while read x; do
350 570 if [[ -f "${x}"/.webapp ]]; then
351 G_HOSTNAME="localhost" 571 ewarn " ${x}"
352 . /etc/vhosts/webapp-config
353
354 local my_mode=-I
355
356 if [ "$IS_REPLACE" = "1" ]; then
357 einfo "${PN}-${PVR} is already installed - replacing"
358 /usr/sbin/webapp-config -C -d "$INSTALL_DIR"
359 elif [ "$IS_UPGRADE" = "1" ]; then
360 einfo "$REMOVE_PKG is already installed - upgrading"
361 my_mode=-U
362 else 572 else
363 einfo "${PN}-${PVR} is not installed - using install mode" 573 ewarn "Cannot find file ${x}/.webapp"
364 fi 574 fi
365 575 done
366 my_cmd="/usr/sbin/webapp-config $my_mode -h localhost -u root -d $INSTALL_DIR ${PN} ${PVR}"
367 einfo "Running $my_cmd"
368 $my_cmd
369 576
370 # remove the old version 577 ewarn
371 # 578 echo
372 # why do we do this? well ...
373 #
374 # normally, emerge -u installs a new version and then removes the
375 # old version. however, if the new version goes into a different
376 # slot to the old version, then the old version gets left behind
377 #
378 # if USE=-vhosts, then we want to remove the old version, because
379 # the user is relying on portage to do the magical thing for it
380
381 if [ "$IS_UPGRADE" = "1" ] ; then
382 einfo "Removing old version $REMOVE_PKG"
383
384 echo emerge -C $CATEGORY/$REMOVE_PKG
385 fi 579 fi
386 fi
387
388 return 0
389} 580}

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