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Revision 1.18 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 1.18 2004/05/17 22:44:35 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# The master copy of this eclass is held in Stu's subversion repository.
15#
16# If you make changes to this file and don't tell Stu, chances are that
17# your changes will be overwritten the next time Stu releases a new version
18# of webapp-config.
19#
20# ------------------------------------------------------------------------
21 12
22ECLASS=webapp 13# @ECLASS-VARIABLE: WEBAPP_DEPEND
23INHERITED="$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 [[ "${WEBAPP_NO_AUTO_INSTALL}" == "yes" ]] || IUSE="vhosts"
24SLOT="${PVR}" 32 SLOT="${PVR}"
25IUSE="$IUSE vhosts" 33 DEPEND="${WEBAPP_DEPEND}"
26DEPEND="$DEPEND >=net-www/webapp-config-1.9 app-portage/gentoolkit" 34 RDEPEND="${DEPEND}"
35fi
27 36
28EXPORT_FUNCTIONS pkg_postinst pkg_setup src_install pkg_prerm 37EXPORT_FUNCTIONS pkg_postinst pkg_setup src_install pkg_prerm
29 38
30INSTALL_DIR="/$PN" 39INSTALL_DIR="/${PN}"
31IS_UPGRADE=0 40IS_UPGRADE=0
32IS_REPLACE=0 41IS_REPLACE=0
33 42
34# ------------------------------------------------------------------------ 43INSTALL_CHECK_FILE="installed_by_webapp_eclass"
35# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 44SETUP_CHECK_FILE="setup_by_webapp_eclass"
36# 45
46ETC_CONFIG="${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
37# Check whether a specified file exists within the image/ directory 67# Check whether a specified file exists in the given directory (`.' by default)
38# or not.
39#
40# @param $1 - file to look for
41# @param $2 - prefix directory to use
42# @return 0 on success, never returns on an error
43# ------------------------------------------------------------------------
44
45function webapp_checkfileexists () 68webapp_checkfileexists() {
46{ 69 debug-print-function $FUNCNAME $*
47 local my_prefix
48 70
49 [ -n "$2" ] && my_prefix="$2/" || my_prefix= 71 local my_prefix=${2:+${2}/}
50 72
51 if [ ! -e ${my_prefix}$1 ]; then 73 if [[ ! -e "${my_prefix}${1}" ]]; then
52 msg="ebuild fault: file $1 not found" 74 msg="ebuild fault: file '${1}' not found"
53 eerror "$msg" 75 eerror "$msg"
54 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/"
55 die "$msg" 77 die "$msg"
56 fi 78 fi
57} 79}
58 80
59# ------------------------------------------------------------------------
60# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
61# ------------------------------------------------------------------------
62
63function webapp_check_installedat 81webapp_check_installedat() {
64{ 82 debug-print-function $FUNCNAME $*
83 ${WEBAPP_CONFIG} --show-installed -h localhost -d "${INSTALL_DIR}" 2> /dev/null
84}
85
86webapp_strip_appdir() {
87 debug-print-function $FUNCNAME $*
88 echo "${1#${MY_APPDIR}/}"
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 ${IUSE} || use vhosts; then
105 return
106 fi
107
65 local my_output 108 local my_output
109 my_output="$(webapp_check_installedat)"
66 110
67 /usr/sbin/webapp-config --show-installed -h localhost -d $INSTALL_DIR 2> /dev/null 111 if [[ $? -eq 0 ]]; then
68} 112 # something is already installed there
113 # make sure it isn't the same version
69 114
70# ------------------------------------------------------------------------ 115 local my_pn="$(echo ${my_output} | awk '{ print $1 }')"
71# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 116 local my_pvr="$(echo ${my_output} | awk '{ print $2 }')"
72# ------------------------------------------------------------------------
73 117
74function webapp_import_config () 118 REMOVE_PKG="${my_pn}-${my_pvr}"
75{ 119
76 if [ -z "${MY_HTDOCSDIR}" ]; then 120 if [[ "${my_pn}" == "${PN}" ]]; then
77 . /etc/conf.d/webapp-config 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 "${my_output} is installed there"
78 fi 130 fi
79 131 else
80 if [ -z "${MY_HTDOCSDIR}" ]; then 132 elog "This is an installation"
81 libsh_edie "/etc/conf.d/webapp-config not imported"
82 fi 133 fi
83} 134}
84 135
85# ------------------------------------------------------------------------ 136# ==============================================================================
86# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 137# PUBLIC FUNCTIONS
87# 138# ==============================================================================
88# ------------------------------------------------------------------------
89 139
90function webapp_strip_appdir () 140# @FUNCTION: need_httpd
91{ 141# @DESCRIPTION:
92 local my_stripped="$1" 142# Call this function AFTER your ebuilds DEPEND line if any of the available
93 echo "$1" | sed -e "s|${MY_APPDIR}/||g;" 143# webservers are able to run this application.
144need_httpd() {
145 DEPEND="${DEPEND}
146 || ( virtual/httpd-basic virtual/httpd-cgi virtual/httpd-fastcgi )"
94} 147}
95 148
96function webapp_strip_d () 149# @FUNCTION: need_httpd_cgi
97{ 150# @DESCRIPTION:
98 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 )"
99} 156}
100 157
101function webapp_strip_cwd () 158# @FUNCTION: need_httpd_fastcgi
102{ 159# @DESCRIPTION:
103 local my_stripped="$1" 160# Call this function AFTER your ebuilds DEPEND line if any of the available
104 echo "$1" | sed -e 's|/./|/|g;' 161# FastCGI-capabale webservers are able to run this application.
162need_httpd_fastcgi() {
163 DEPEND="${DEPEND}
164 virtual/httpd-fastcgi"
105} 165}
106 166
107# ------------------------------------------------------------------------ 167# @FUNCTION: webapp_configfile
108# EXPORTED FUNCTION - FOR USE IN EBUILDS 168# @USAGE: <file> [more files ...]
109# 169# @DESCRIPTION:
110# Identify a config file for a web-based application. 170# Mark a file config-protected for a web-based application.
111#
112# @param $1 - config file
113# ------------------------------------------------------------------------
114
115function webapp_configfile () 171webapp_configfile() {
116{ 172 debug-print-function $FUNCNAME $*
173
174 local m
175 for m in "$@"; do
117 webapp_checkfileexists "$1" "$D" 176 webapp_checkfileexists "${m}" "${D}"
118 echo $1
119 local MY_FILE="`webapp_strip_appdir $1`"
120 echo $MY_FILE
121 177
122 einfo "(config) $MY_FILE" 178 local my_file="$(webapp_strip_appdir "${m}")"
179 my_file="$(webapp_strip_cwd "${my_file}")"
180
181 elog "(config) ${my_file}"
123 echo "$MY_FILE" >> ${D}${WA_CONFIGLIST} 182 echo "${my_file}" >> ${D}/${WA_CONFIGLIST}
183 done
124} 184}
125 185
126# ------------------------------------------------------------------------ 186# @FUNCTION: webapp_hook_script
127# EXPORTED FUNCTION - FOR USE IN EBUILDS 187# @USAGE: <file>
128# 188# @DESCRIPTION:
129# Install a script that will run after a virtual copy is created, and 189# Install a script that will run after a virtual copy is created, and
130# before a virtual copy has been removed 190# before a virtual copy has been removed.
131#
132# @param $1 - the script to run
133# ------------------------------------------------------------------------
134
135function webapp_hook_script () 191webapp_hook_script() {
136{ 192 debug-print-function $FUNCNAME $*
193
137 webapp_checkfileexists "$2" 194 webapp_checkfileexists "${1}"
138 195
139 einfo "(hook) $1" 196 elog "(hook) ${1}"
140 cp "$1" "${D}${MY_HOOKSCRIPTSDIR}/`basename $1`" || die "Unable to install $1 into ${D}${MY_HOOKSCRIPTSDIR}/" 197 cp "${1}" "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")" || die "Unable to install ${1} into ${D}/${MY_HOOKSCRIPTSDIR}/"
141 chmod 555 "${D}${MY_HOOKSCRIPTSDIR}/`basename $1`" 198 chmod 555 "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")"
142} 199}
143 200
144# ------------------------------------------------------------------------ 201# @FUNCTION: webapp_postinst_txt
145# EXPORTED FUNCTION - FOR USE IN EBUILDS 202# @USAGE: <lang> <file>
146# 203# @DESCRIPTION:
147# Install a text file containing post-installation instructions. 204# Install a text file containing post-installation instructions.
148# 205webapp_postinst_txt() {
149# @param $1 - language code (use 'en' for now) 206 debug-print-function $FUNCNAME $*
150# @param $2 - the file to install
151# ------------------------------------------------------------------------
152 207
153function webapp_postinst_txt
154{
155 webapp_checkfileexists "$2" 208 webapp_checkfileexists "${2}"
156 209
157 einfo "(rtfm) $2 (lang: $1)" 210 elog "(info) ${2} (lang: ${1})"
158 cp "$2" "${D}${MY_APPDIR}/postinst-$1.txt" 211 cp "${2}" "${D}/${MY_APPDIR}/postinst-${1}.txt"
159} 212}
160 213
161# ------------------------------------------------------------------------ 214# @FUNCTION: webapp_postupgrade_txt
162# EXPORTED FUNCTION - FOR USE IN EBUILDS 215# @USAGE: <lang> <file>
163# 216# @DESCRIPTION:
164# Identify a script file (usually, but not always PHP or Perl) which is 217# Install a text file containing post-upgrade instructions.
165# 218webapp_postupgrade_txt() {
166# Files in this list may be modified to #! the required CGI engine when 219 debug-print-function $FUNCNAME $*
167# installed by webapp-config tool in the future.
168#
169# @param $1 - the cgi engine to use
170# @param $2 - the script file that could run under a cgi-bin
171#
172# ------------------------------------------------------------------------
173 220
174function webapp_runbycgibin ()
175{
176 webapp_checkfileexists "$2" "$D"
177 local MY_FILE="`webapp_strip_appdir $2`"
178 MY_FILE="`webapp_strip_cwd $MY_FILE`"
179
180 einfo "(cgi-bin) $1 - $MY_FILE"
181 echo "$1 $MY_FILE" >> ${D}${WA_RUNBYCGIBINLIST}
182}
183
184# ------------------------------------------------------------------------
185# EXPORTED FUNCTION - FOR USE IN EBUILDS
186#
187# Identify a file which must be owned by the webserver's user:group
188# settings.
189#
190# The ownership of the file is NOT set until the application is installed
191# using the webapp-config tool.
192#
193# @param $1 - file to be owned by the webserver user:group combo
194#
195# ------------------------------------------------------------------------
196
197function webapp_serverowned ()
198{
199 webapp_checkfileexists "$1" "$D"
200 local MY_FILE="`webapp_strip_appdir $1`"
201
202 einfo "(server owned) $MY_FILE"
203 echo "$MY_FILE" >> ${D}${WA_SOLIST}
204}
205
206# ------------------------------------------------------------------------
207# EXPORTED FUNCTION - FOR USE IN EBUILDS
208#
209# @param $1 - the webserver to install the config file for
210# (one of apache1, apache2, cherokee)
211# @param $2 - the config file to install
212# @param $3 - new name for the config file (default is `basename $2`)
213# this is an optional parameter
214#
215# NOTE:
216# this function will automagically prepend $1 to the front of your
217# config file's name
218# ------------------------------------------------------------------------
219
220function webapp_server_config ()
221{
222 webapp_checkfileexists "$2" 221 webapp_checkfileexists "${2}"
223 222
224 # sort out what the name will be of the config file 223 elog "(info) ${2} (lang: ${1})"
224 cp "${2}" "${D}/${MY_APPDIR}/postupgrade-${1}.txt"
225}
225 226
226 local my_file 227# helper for webapp_serverowned()
228_webapp_serverowned() {
229 debug-print-function $FUNCNAME $*
227 230
228 if [ -z "$3" ]; then 231 webapp_checkfileexists "${1}" "${D}"
229 $my_file="$1-`basename $2`" 232 local my_file="$(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
230 else 257 else
231 $my_file="$1-$3" 258 for m in "$@"; do
259 _webapp_serverowned "${m}"
260 done
232 fi 261 fi
262}
233 263
234 # warning: 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:
235 # 277 #
236 # do NOT change the naming convention used here without changing all 278 # do NOT change the naming convention used here without changing all
237 # the other scripts that also rely upon these names 279 # the other scripts that also rely upon these names
238 280
281 local my_file="${1}-${3:-$(basename "${2}")}"
282
239 einfo "($1) config file '$my_file'" 283 elog "(${1}) config file '${my_file}'"
240 cp "$2" "${D}${MY_SERVERCONFIGDIR}/${my_file}" 284 cp "${2}" "${D}/${MY_SERVERCONFIGDIR}/${my_file}"
241} 285}
242 286
243# ------------------------------------------------------------------------ 287# @FUNCTION: webapp_sqlscript
244# EXPORTED FUNCTION - FOR USE IN EBUILDS 288# @USAGE: <db> <file> [version]
245# 289# @DESCRIPTION:
246# @param $1 - the db engine that the script is for 290# Install a SQL script that creates/upgrades a database schema for the web
247# (one of: mysql|postgres) 291# application. Currently supported database engines are mysql and postgres.
248# @param $2 - the sql script to be installed 292# If a version is given the script should upgrade the database schema from
249# @param $3 - the older version of the app that this db script 293# the given version to $PVR.
250# will upgrade from
251# (do not pass this option if your SQL script only creates
252# a new db from scratch)
253# ------------------------------------------------------------------------
254
255function webapp_sqlscript () 294webapp_sqlscript() {
256{ 295 debug-print-function $FUNCNAME $*
296
257 webapp_checkfileexists "$2" 297 webapp_checkfileexists "${2}"
258 298
259 # create the directory where this script will go 299 dodir "${MY_SQLSCRIPTSDIR}/${1}"
260 #
261 # scripts for specific database engines go into their own subdirectory
262 # just to keep things readable on the filesystem
263 300
264 if [ ! -d "${D}${MY_SQLSCRIPTSDIR}/$1" ]; then 301 # WARNING:
265 mkdir -p "${D}${MY_SQLSCRIPTSDIR}/$1" || libsh_die "unable to create directory ${D}${MY_SQLSCRIPTSDIR}/$1"
266 fi
267
268 # warning:
269 # 302 #
270 # do NOT change the naming convention used here without changing all 303 # do NOT change the naming convention used here without changing all
271 # the other scripts that also rely upon these names 304 # the other scripts that also rely upon these names
272 305
273 # are we dealing with an 'upgrade'-type script?
274 if [ -n "$3" ]; then 306 if [[ -n "${3}" ]]; then
275 # yes we are
276 einfo "($1) upgrade script from ${PN}-${PVR} to $3" 307 elog "(${1}) upgrade script for ${PN}-${3} to ${PVR}"
277 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"
278 else 310 else
279 # no, we are not
280 einfo "($1) create script for ${PN}-${PVR}" 311 elog "(${1}) create script for ${PN}-${PVR}"
281 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"
282 fi 314 fi
283} 315}
284 316
285# ------------------------------------------------------------------------ 317# @FUNCTION: webapp_src_preinst
286# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER 318# @DESCRIPTION:
287# 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.
288# 359#
289# 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
290# are no setuid files. I'm sure this will change significantly before 361# pkg_setup().
291# the final version! 362webapp_pkg_setup() {
292# ------------------------------------------------------------------------ 363 debug-print-function $FUNCNAME $*
293 364
294function webapp_src_install () 365 # to test whether or not the ebuild has correctly called this function
295{ 366 # we add an empty file to the filesystem
296 chown -R ${VHOST_DEFAULT_UID}:${VHOST_DEFAULT_GID} ${D}/ 367 #
297 chmod -R u-s ${D}/ 368 # we used to just set a variable in the shell script, but we can
298 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}"
299 372
300 keepdir ${MY_PERSISTDIR} 373 # special case - some ebuilds *do* need to overwride the SLOT
301 fowners root:root ${MY_PERSISTDIR} 374 if [[ "${SLOT}+" != "${PVR}+" && "${WEBAPP_MANUAL_SLOT}" != "yes" ]]; then
302 fperms 755 ${MY_PERSISTDIR} 375 die "Set WEBAPP_MANUAL_SLOT=\"yes\" if you need to SLOT manually"
376 fi
303 377
304 HAS_webapp_src_install=1 378 # pull in the shared configuration file
305} 379 G_HOSTNAME="localhost"
380 webapp_read_config
306 381
307# ------------------------------------------------------------------------ 382 local my_dir="${ROOT}${VHOST_ROOT}/${MY_HTDOCSBASE}/${PN}"
308# EXPORTED FUNCTION - call from inside your ebuild's pkg_config AFTER 383
309# everything else has run 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.
310# 421#
311# 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.
312# 449#
313# ------------------------------------------------------------------------ 450# You need to call this function AFTER everything else has run in your custom
451# pkg_postinst().
452webapp_pkg_postinst() {
453 debug-print-function $FUNCNAME $*
314 454
315function webapp_pkg_setup () 455 webapp_read_config
316{
317 # add sanity checks here
318 456
319 if [ "$SLOT+" != "${PVR}+" ]; then 457 # sanity checks, to catch bugs in the ebuild
320 die "ebuild sets SLOT, overrides webapp.eclass" 458 if [[ ! -f "${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"
321 fi 469 fi
322 470
323 # pull in the shared configuration file 471 if has vhosts ${IUSE}; then
472 if ! use vhosts; then
473 echo
474 elog "vhosts USE flag not set - auto-installing using webapp-config"
324 475
325 G_HOSTNAME="localhost" 476 G_HOSTNAME="localhost"
326 . /etc/vhosts/webapp-config || die "Unable to open /etc/vhosts/webapp-config file" 477 webapp_read_config
327 478
328 # are we installing a webapp-config solution over the top of a 479 local my_mode=-I
329 # non-webapp-config solution? 480 webapp_getinstalltype
330 481
331 if ! use vhosts ; then 482 if [[ "${IS_REPLACE}" == "1" ]]; then
332 local my_dir="$VHOST_ROOT/$MY_HTDOCSBASE/$PN" 483 elog "${PN}-${PVR} is already installed - replacing"
333 local my_output 484 my_mode=-I
334 485 elif [[ "${IS_UPGRADE}" == "1" ]]; then
335 if [ -d "$my_dir" ] ; then 486 elog "${REMOVE_PKG} is already installed - upgrading"
336 einfo "You already have something installed in $my_dir" 487 my_mode=-U
337 einfo "Are you trying to install over the top of something I cannot upgrade?"
338
339 my_output="`webapp_check_installedat`"
340
341 if [ "$?" != "0" ]; then
342
343 # okay, whatever is there, it isn't webapp-config-compatible
344 ewarn
345 ewarn "Whatever is in $my_dir, it's not"
346 ewarn "compatible with webapp-config."
347 ewarn
348
349 my_output="`qpkg -nc -v -f $my_dir`"
350 if [ -n "$my_output" ]; then
351 eerror "Please remove $my_output and re-emerge."
352 else
353 eerror "Please remove the contents of $my_dir, and then re-emerge."
354 fi
355 die "Cannot upgrade contents of $my_dir"
356 elif [ "`echo $my_output | awk '{ print $1 }'`" != "$PN" ]; then
357 eerror "$my_dir contains $my_output"
358 eerror "I cannot upgrade that"
359 die "Cannot upgrade contents of $my_dir"
360 else 488 else
361 einfo 489 elog "${PN}-${PVR} is not installed - using install mode"
362 einfo "I can upgrade the contents of $my_dir"
363 einfo
364 fi 490 fi
491
492 my_cmd="${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"
365 fi 511 fi
512 else
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"
366 fi 523 fi
367} 524}
368 525
369function webapp_someunusedfunction () 526# @FUNCTION: webapp_pkg_prerm
370{ 527# @DESCRIPTION:
371 # are we emerging something that is already installed? 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 $*
372 533
373 if [ -d "${D}${MY_APPROOT}/${MY_APPSUFFIX}" ]; then
374 # yes we are
375 ewarn "Removing existing copy of ${PN}-${PVR}"
376 rm -rf "${D}${MY_APPROOT}/${MY_APPSUFFIX}"
377 fi
378}
379
380function webapp_getinstalltype ()
381{
382 # or are we upgrading?
383
384 if ! use vhosts ; then
385 # we only run webapp-config if vhosts USE flag is not set
386
387 local my_output 534 local my_output=
535 my_output="$(${WEBAPP_CONFIG} --list-installs ${PN} ${PVR})"
536 [[ $? -ne 0 ]] && return
388 537
389 my_output="`webapp_check_installedat`" 538 local x
390 539 if has vhosts ${IUSE} && ! use vhosts; then
391 if [ "$?" = "0" ] ; then 540 echo "${my_output}" | while read x; do
392 # something is already installed there 541 if [[ -f "${x}"/.webapp ]]; then
393 # 542 . "${x}"/.webapp
394 # make sure it isn't the same version 543 if [[ -n "${WEB_HOSTNAME}" && -n "${WEB_INSTALLDIR}" ]]; then
395 544 ${WEBAPP_CONFIG} -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
396 local my_pn="`echo $my_output | awk '{ print $1 }'`"
397 local my_pvr="`echo $my_output | awk '{ print $2 }'`"
398
399 REMOVE_PKG="${my_pn}-${my_pvr}"
400
401 if [ "$my_pn" == "$PN" ]; then
402 if [ "$my_pvr" != "$PVR" ]; then
403 einfo "This is an upgrade"
404 IS_UPGRADE=1
405 else
406 einfo "This is a re-installation"
407 IS_REPLACE=1
408 fi 545 fi
409 else 546 else
410 einfo "$my_ouptut is installed there" 547 ewarn "Cannot find file ${x}/.webapp"
411 fi 548 fi
412 else 549 done
413 einfo "This is an installation" 550 elif [[ "${my_output}" != "" ]]; then
414 fi
415 fi
416}
417
418function webapp_src_preinst ()
419{
420 # create the directories that we need
421
422 dodir ${MY_HTDOCSDIR}
423 dodir ${MY_HOSTROOTDIR}
424 dodir ${MY_CGIBINDIR}
425 dodir ${MY_ICONSDIR}
426 dodir ${MY_ERRORSDIR}
427 dodir ${MY_SQLSCRIPTSDIR}
428}
429
430function webapp_pkg_postinst ()
431{
432 # sanity checks, to catch bugs in the ebuild
433
434 if [ "$HAS_webapp_src_install+" == "+" ]; then
435 eerror
436 eerror "This ebuild did not call webapp_src_install() at the end"
437 eerror "of the src_install() function"
438 eerror
439 eerror "Please log a bug on http://bugs.gentoo.org"
440 eerror
441 eerror "You should use emerge -C to remove this package, as the"
442 eerror "installation is incomplete"
443 eerror
444 die "Ebuild did not call webapp_src_install() - report to http://bugs.gentoo.org"
445 fi
446
447 # if 'vhosts' is not set in your USE flags, we install a copy of
448 # this application in /var/www/localhost/htdocs/${PN}/ for you
449
450 if ! use vhosts ; then
451 echo 551 echo
452 einfo "vhosts USE flag not set - auto-installing using webapp-config" 552 ewarn
453
454 webapp_getinstalltype
455
456 G_HOSTNAME="localhost"
457 . /etc/vhosts/webapp-config
458
459 local my_mode=-I
460
461 if [ "$IS_REPLACE" = "1" ]; then
462 einfo "${PN}-${PVR} is already installed - replacing"
463 /usr/sbin/webapp-config -C -d "$INSTALL_DIR"
464 elif [ "$IS_UPGRADE" = "1" ]; then
465 einfo "$REMOVE_PKG is already installed - upgrading"
466 my_mode=-U
467 else
468 einfo "${PN}-${PVR} is not installed - using install mode"
469 fi
470
471 my_cmd="/usr/sbin/webapp-config $my_mode -h localhost -u root -d $INSTALL_DIR ${PN} ${PVR}"
472 einfo "Running $my_cmd"
473 $my_cmd
474
475 # remove the old version
476 #
477 # why do we do this? well ...
478 #
479 # normally, emerge -u installs a new version and then removes the
480 # old version. however, if the new version goes into a different
481 # slot to the old version, then the old version gets left behind
482 #
483 # if USE=-vhosts, then we want to remove the old version, because
484 # the user is relying on portage to do the magical thing for it
485
486 if [ "$IS_UPGRADE" = "1" ] ; then
487 einfo "Removing old version $REMOVE_PKG"
488
489 emerge -C $CATEGORY/$REMOVE_PKG
490 fi
491 else
492 # vhosts flag is on
493 #
494 # let's tell the administrator what to do next
495
496 einfo
497 einfo "The 'vhosts' USE flag is switched ON"
498 einfo "This means that Portage will not automatically run webapp-config to"
499 einfo "complete the installation."
500 einfo
501 einfo "To install $PN-$PVR into a virtual host, run the following command:"
502 einfo
503 einfo " webapp-config -I -h <host> -d $PN $PN $PVR"
504 einfo
505 einfo "For more details, see the webapp-config(8) man page"
506 fi
507
508 return 0
509}
510
511function webapp_pkg_prerm ()
512{
513 # remove any virtual installs that there are
514
515 local my_output
516 local x
517
518 my_output="`webapp-config --list-installs $PN $PVR`"
519
520 if [ "$?" != "0" ]; then
521 return
522 fi
523
524 # the changes to IFS here are necessary to ensure that we can cope
525 # with directories that contain spaces in the file names
526
527 # OLD_IFS="$IFS"
528 # IFS=" "
529
530 for x in $my_output ; do
531 # IFS="$OLD_IFS"
532
533 [ -f $x/.webapp ] && . $x/.webapp || ewarn "Cannot find file $x/.webapp"
534
535 if [ -z "WEB_HOSTNAME" -o -z "WEB_INSTALLDIR" ]; then
536 ewarn "Don't forget to use webapp-config to remove the copy of" 553 ewarn "Don't forget to use webapp-config to remove any copies of"
537 ewarn "${PN}-${PVR} installed in" 554 ewarn "${PN}-${PVR} installed in"
538 ewarn 555 ewarn
556
557 echo "${my_output}" | while read x; do
558 if [[ -f "${x}"/.webapp ]]; then
539 ewarn " $x" 559 ewarn " ${x}"
560 else
561 ewarn "Cannot find file ${x}/.webapp"
562 fi
563 done
564
540 ewarn 565 ewarn
541 else 566 echo
542 # we have enough information to remove the virtual copy ourself
543
544 webapp-config -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
545
546 # if the removal fails - we carry on anyway!
547 fi 567 fi
548 # IFS=" "
549 done
550
551 # IFS="$OLD_IFS"
552} 568}

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