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Revision 1.18 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 1.18 2004/05/17 22:44:35 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# 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 ${ENVVAR}
62 elif [[ "${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
37# Check whether a specified file exists within the image/ directory 72# 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 () 73webapp_checkfileexists() {
46{ 74 debug-print-function $FUNCNAME $*
47 local my_prefix
48 75
49 [ -n "$2" ] && my_prefix="$2/" || my_prefix= 76 local my_prefix=${2:+${2}/}
50 77
51 if [ ! -e ${my_prefix}$1 ]; then 78 if [[ ! -e "${my_prefix}${1}" ]]; then
52 msg="ebuild fault: file $1 not found" 79 msg="ebuild fault: file '${1}' not found"
53 eerror "$msg" 80 eerror "$msg"
54 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/"
55 die "$msg" 82 die "$msg"
56 fi 83 fi
57} 84}
58 85
59# ------------------------------------------------------------------------
60# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
61# ------------------------------------------------------------------------
62
63function webapp_check_installedat 86webapp_check_installedat() {
64{ 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 ${IUSE} || use vhosts; then
110 return
111 fi
112
65 local my_output 113 local my_output
114 my_output="$(webapp_check_installedat)"
66 115
67 /usr/sbin/webapp-config --show-installed -h localhost -d $INSTALL_DIR 2> /dev/null 116 if [[ $? -eq 0 ]]; then
68} 117 # something is already installed there
118 # make sure it isn't the same version
69 119
70# ------------------------------------------------------------------------ 120 local my_pn="$(echo ${my_output} | awk '{ print $1 }')"
71# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 121 local my_pvr="$(echo ${my_output} | awk '{ print $2 }')"
72# ------------------------------------------------------------------------
73 122
74function webapp_import_config () 123 REMOVE_PKG="${my_pn}-${my_pvr}"
75{ 124
76 if [ -z "${MY_HTDOCSDIR}" ]; then 125 if [[ "${my_pn}" == "${PN}" ]]; then
77 . /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 "${my_output} is installed there"
78 fi 139 fi
79 140 else
80 if [ -z "${MY_HTDOCSDIR}" ]; then 141 # for binpkgs, reset status, var declared in global scope
81 libsh_edie "/etc/conf.d/webapp-config not imported" 142 IS_REPLACE=0
143 IS_UPGRADE=0
144 elog "This is an installation"
82 fi 145 fi
83} 146}
84 147
85# ------------------------------------------------------------------------ 148# ==============================================================================
86# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 149# PUBLIC FUNCTIONS
87# 150# ==============================================================================
88# ------------------------------------------------------------------------
89 151
90function webapp_strip_appdir () 152# @FUNCTION: need_httpd
91{ 153# @DESCRIPTION:
92 local my_stripped="$1" 154# Call this function AFTER your ebuilds DEPEND line if any of the available
93 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 )"
94} 159}
95 160
96function webapp_strip_d () 161# @FUNCTION: need_httpd_cgi
97{ 162# @DESCRIPTION:
98 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 )"
99} 168}
100 169
101function webapp_strip_cwd () 170# @FUNCTION: need_httpd_fastcgi
102{ 171# @DESCRIPTION:
103 local my_stripped="$1" 172# Call this function AFTER your ebuilds DEPEND line if any of the available
104 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"
105} 177}
106 178
107# ------------------------------------------------------------------------ 179# @FUNCTION: webapp_configfile
108# EXPORTED FUNCTION - FOR USE IN EBUILDS 180# @USAGE: <file> [more files ...]
109# 181# @DESCRIPTION:
110# Identify a config file for a web-based application. 182# Mark a file config-protected for a web-based application.
111#
112# @param $1 - config file
113# ------------------------------------------------------------------------
114
115function webapp_configfile () 183webapp_configfile() {
116{ 184 debug-print-function $FUNCNAME $*
185
186 local m
187 for m in "$@"; do
117 webapp_checkfileexists "$1" "$D" 188 webapp_checkfileexists "${m}" "${D}"
118 echo $1
119 local MY_FILE="`webapp_strip_appdir $1`"
120 echo $MY_FILE
121 189
122 einfo "(config) $MY_FILE" 190 local my_file="$(webapp_strip_appdir "${m}")"
191 my_file="$(webapp_strip_cwd "${my_file}")"
192
193 elog "(config) ${my_file}"
123 echo "$MY_FILE" >> ${D}${WA_CONFIGLIST} 194 echo "${my_file}" >> ${D}/${WA_CONFIGLIST}
195 done
124} 196}
125 197
126# ------------------------------------------------------------------------ 198# @FUNCTION: webapp_hook_script
127# EXPORTED FUNCTION - FOR USE IN EBUILDS 199# @USAGE: <file>
128# 200# @DESCRIPTION:
129# Install a script that will run after a virtual copy is created, and 201# Install a script that will run after a virtual copy is created, and
130# before a virtual copy has been removed 202# before a virtual copy has been removed.
131#
132# @param $1 - the script to run
133# ------------------------------------------------------------------------
134
135function webapp_hook_script () 203webapp_hook_script() {
136{ 204 debug-print-function $FUNCNAME $*
205
137 webapp_checkfileexists "$2" 206 webapp_checkfileexists "${1}"
138 207
139 einfo "(hook) $1" 208 elog "(hook) ${1}"
140 cp "$1" "${D}${MY_HOOKSCRIPTSDIR}/`basename $1`" || die "Unable to install $1 into ${D}${MY_HOOKSCRIPTSDIR}/" 209 cp "${1}" "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")" || die "Unable to install ${1} into ${D}/${MY_HOOKSCRIPTSDIR}/"
141 chmod 555 "${D}${MY_HOOKSCRIPTSDIR}/`basename $1`" 210 chmod 555 "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")"
142} 211}
143 212
144# ------------------------------------------------------------------------ 213# @FUNCTION: webapp_postinst_txt
145# EXPORTED FUNCTION - FOR USE IN EBUILDS 214# @USAGE: <lang> <file>
146# 215# @DESCRIPTION:
147# Install a text file containing post-installation instructions. 216# Install a text file containing post-installation instructions.
148# 217webapp_postinst_txt() {
149# @param $1 - language code (use 'en' for now) 218 debug-print-function $FUNCNAME $*
150# @param $2 - the file to install
151# ------------------------------------------------------------------------
152 219
153function webapp_postinst_txt
154{
155 webapp_checkfileexists "$2" 220 webapp_checkfileexists "${2}"
156 221
157 einfo "(rtfm) $2 (lang: $1)" 222 elog "(info) ${2} (lang: ${1})"
158 cp "$2" "${D}${MY_APPDIR}/postinst-$1.txt" 223 cp "${2}" "${D}/${MY_APPDIR}/postinst-${1}.txt"
159} 224}
160 225
161# ------------------------------------------------------------------------ 226# @FUNCTION: webapp_postupgrade_txt
162# EXPORTED FUNCTION - FOR USE IN EBUILDS 227# @USAGE: <lang> <file>
163# 228# @DESCRIPTION:
164# Identify a script file (usually, but not always PHP or Perl) which is 229# Install a text file containing post-upgrade instructions.
165# 230webapp_postupgrade_txt() {
166# Files in this list may be modified to #! the required CGI engine when 231 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# ------------------------------------------------------------------------
173 232
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 "$2" 233 webapp_checkfileexists "${2}"
223 234
224 # sort out what the name will be of the config file 235 elog "(info) ${2} (lang: ${1})"
236 cp "${2}" "${D}/${MY_APPDIR}/postupgrade-${1}.txt"
237}
225 238
226 local my_file 239# helper for webapp_serverowned()
240_webapp_serverowned() {
241 debug-print-function $FUNCNAME $*
227 242
228 if [ -z "$3" ]; then 243 webapp_checkfileexists "${1}" "${D}"
229 $my_file="$1-`basename $2`" 244 local my_file="$(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
230 else 269 else
231 $my_file="$1-$3" 270 for m in "$@"; do
271 _webapp_serverowned "${m}"
272 done
232 fi 273 fi
274}
233 275
234 # warning: 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:
235 # 289 #
236 # do NOT change the naming convention used here without changing all 290 # do NOT change the naming convention used here without changing all
237 # the other scripts that also rely upon these names 291 # the other scripts that also rely upon these names
238 292
293 local my_file="${1}-${3:-$(basename "${2}")}"
294
239 einfo "($1) config file '$my_file'" 295 elog "(${1}) config file '${my_file}'"
240 cp "$2" "${D}${MY_SERVERCONFIGDIR}/${my_file}" 296 cp "${2}" "${D}/${MY_SERVERCONFIGDIR}/${my_file}"
241} 297}
242 298
243# ------------------------------------------------------------------------ 299# @FUNCTION: webapp_sqlscript
244# EXPORTED FUNCTION - FOR USE IN EBUILDS 300# @USAGE: <db> <file> [version]
245# 301# @DESCRIPTION:
246# @param $1 - the db engine that the script is for 302# Install a SQL script that creates/upgrades a database schema for the web
247# (one of: mysql|postgres) 303# application. Currently supported database engines are mysql and postgres.
248# @param $2 - the sql script to be installed 304# 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 305# 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 () 306webapp_sqlscript() {
256{ 307 debug-print-function $FUNCNAME $*
308
257 webapp_checkfileexists "$2" 309 webapp_checkfileexists "${2}"
258 310
259 # create the directory where this script will go 311 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
263 312
264 if [ ! -d "${D}${MY_SQLSCRIPTSDIR}/$1" ]; then 313 # WARNING:
265 mkdir -p "${D}${MY_SQLSCRIPTSDIR}/$1" || libsh_die "unable to create directory ${D}${MY_SQLSCRIPTSDIR}/$1"
266 fi
267
268 # warning:
269 # 314 #
270 # do NOT change the naming convention used here without changing all 315 # do NOT change the naming convention used here without changing all
271 # the other scripts that also rely upon these names 316 # the other scripts that also rely upon these names
272 317
273 # are we dealing with an 'upgrade'-type script?
274 if [ -n "$3" ]; then 318 if [[ -n "${3}" ]]; then
275 # yes we are
276 einfo "($1) upgrade script from ${PN}-${PVR} to $3" 319 elog "(${1}) upgrade script for ${PN}-${3} to ${PVR}"
277 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"
278 else 322 else
279 # no, we are not
280 einfo "($1) create script for ${PN}-${PVR}" 323 elog "(${1}) create script for ${PN}-${PVR}"
281 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"
282 fi 326 fi
283} 327}
284 328
285# ------------------------------------------------------------------------ 329# @FUNCTION: webapp_src_preinst
286# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER 330# @DESCRIPTION:
287# 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.
288# 371#
289# 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
290# are no setuid files. I'm sure this will change significantly before 373# pkg_setup().
291# the final version! 374webapp_pkg_setup() {
292# ------------------------------------------------------------------------ 375 debug-print-function $FUNCNAME $*
293 376
294function webapp_src_install () 377 # to test whether or not the ebuild has correctly called this function
295{ 378 # we add an empty file to the filesystem
296 chown -R ${VHOST_DEFAULT_UID}:${VHOST_DEFAULT_GID} ${D}/ 379 #
297 chmod -R u-s ${D}/ 380 # we used to just set a variable in the shell script, but we can
298 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}"
299 384
300 keepdir ${MY_PERSISTDIR} 385 # special case - some ebuilds *do* need to overwride the SLOT
301 fowners root:root ${MY_PERSISTDIR} 386 if [[ "${SLOT}+" != "${PVR}+" && "${WEBAPP_MANUAL_SLOT}" != "yes" ]]; then
302 fperms 755 ${MY_PERSISTDIR} 387 die "Set WEBAPP_MANUAL_SLOT=\"yes\" if you need to SLOT manually"
388 fi
303 389
304 HAS_webapp_src_install=1 390 # pull in the shared configuration file
305} 391 G_HOSTNAME="localhost"
392 webapp_read_config
306 393
307# ------------------------------------------------------------------------ 394 local my_dir="${ROOT}${VHOST_ROOT}/${MY_HTDOCSBASE}/${PN}"
308# EXPORTED FUNCTION - call from inside your ebuild's pkg_config AFTER 395
309# 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.
310# 433#
311# 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.
312# 461#
313# ------------------------------------------------------------------------ 462# You need to call this function AFTER everything else has run in your custom
463# pkg_postinst().
464webapp_pkg_postinst() {
465 debug-print-function $FUNCNAME $*
314 466
315function webapp_pkg_setup () 467 webapp_read_config
316{
317 # add sanity checks here
318 468
319 if [ "$SLOT+" != "${PVR}+" ]; then 469 # sanity checks, to catch bugs in the ebuild
320 die "ebuild sets SLOT, overrides webapp.eclass" 470 if [[ ! -f "${ROOT}${MY_APPDIR}/${INSTALL_CHECK_FILE}" ]]; then
471 eerror
472 eerror "This ebuild did not call webapp_src_install() at the end"
473 eerror "of the src_install() function"
474 eerror
475 eerror "Please log a bug on http://bugs.gentoo.org"
476 eerror
477 eerror "You should use emerge -C to remove this package, as the"
478 eerror "installation is incomplete"
479 eerror
480 die "Ebuild did not call webapp_src_install() - report to http://bugs.gentoo.org"
321 fi 481 fi
322 482
323 # pull in the shared configuration file 483 if has vhosts ${IUSE}; then
484 if ! use vhosts; then
485 echo
486 elog "vhosts USE flag not set - auto-installing using webapp-config"
324 487
325 G_HOSTNAME="localhost" 488 G_HOSTNAME="localhost"
326 . /etc/vhosts/webapp-config || die "Unable to open /etc/vhosts/webapp-config file" 489 webapp_read_config
327 490
328 # are we installing a webapp-config solution over the top of a 491 local my_mode=-I
329 # non-webapp-config solution? 492 webapp_getinstalltype
330 493
331 if ! use vhosts ; then 494 if [[ "${IS_REPLACE}" == "1" ]]; then
332 local my_dir="$VHOST_ROOT/$MY_HTDOCSBASE/$PN" 495 elog "${PN}-${PVR} is already installed - replacing"
333 local my_output 496 my_mode=-I
334 497 elif [[ "${IS_UPGRADE}" == "1" ]]; then
335 if [ -d "$my_dir" ] ; then 498 elog "${REMOVE_PKG} is already installed - upgrading"
336 einfo "You already have something installed in $my_dir" 499 my_mode=-U
337 einfo "Are you trying to install over the top of something I cannot upgrade?"
338
339 my_output="`webapp_check_installedat`"
340
341 if [ "$?" != "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 $my_dir"
360 else 500 else
361 einfo 501 elog "${PN}-${PVR} is not installed - using install mode"
362 einfo "I can upgrade the contents of $my_dir"
363 einfo
364 fi 502 fi
503
504 my_cmd="${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"
365 fi 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"
366 fi 535 fi
367} 536}
368 537
369function webapp_someunusedfunction () 538# @FUNCTION: webapp_pkg_prerm
370{ 539# @DESCRIPTION:
371 # are we emerging something that is already installed? 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 $*
372 545
373 if [ -d "${D}${MY_APPROOT}/${MY_APPSUFFIX}" ]; then
374 # yes we are
375 ewarn "Removing existing copy of ${PN}-${PVR}"
376 rm -rf "${D}${MY_APPROOT}/${MY_APPSUFFIX}"
377 fi
378}
379
380function webapp_getinstalltype ()
381{
382 # or are we upgrading?
383
384 if ! use vhosts ; then
385 # we only run webapp-config if vhosts USE flag is not set
386
387 local my_output 546 local my_output=
547 my_output="$(${WEBAPP_CONFIG} --list-installs ${PN} ${PVR})"
548 [[ $? -ne 0 ]] && return
388 549
389 my_output="`webapp_check_installedat`" 550 local x
390 551 if has vhosts ${IUSE} && ! use vhosts; then
391 if [ "$?" = "0" ] ; then 552 echo "${my_output}" | while read x; do
392 # something is already installed there 553 if [[ -f "${x}"/.webapp ]]; then
393 # 554 . "${x}"/.webapp
394 # make sure it isn't the same version 555 if [[ -n "${WEB_HOSTNAME}" && -n "${WEB_INSTALLDIR}" ]]; then
395 556 ${WEBAPP_CONFIG} -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR} ${PN} ${PVR}
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" != "$PVR" ]; then
403 einfo "This is an upgrade"
404 IS_UPGRADE=1
405 else
406 einfo "This is a re-installation"
407 IS_REPLACE=1
408 fi 557 fi
409 else 558 else
410 einfo "$my_ouptut is installed there" 559 ewarn "Cannot find file ${x}/.webapp"
411 fi 560 fi
412 else 561 done
413 einfo "This is an installation" 562 elif [[ "${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/${PN}/ for you
449
450 if ! use vhosts ; then
451 echo 563 echo
452 einfo "vhosts USE flag not set - auto-installing using webapp-config" 564 ewarn
453
454 webapp_getinstalltype
455
456 G_HOSTNAME="localhost"
457 . /etc/vhosts/webapp-config
458
459 local my_mode=-I
460
461 if [ "$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 $x/.webapp"
534
535 if [ -z "WEB_HOSTNAME" -o -z "WEB_INSTALLDIR" ]; then
536 ewarn "Don't forget to use webapp-config to remove the copy of" 565 ewarn "Don't forget to use webapp-config to remove any copies of"
537 ewarn "${PN}-${PVR} installed in" 566 ewarn "${PN}-${PVR} installed in"
538 ewarn 567 ewarn
568
569 echo "${my_output}" | while read x; do
570 if [[ -f "${x}"/.webapp ]]; then
539 ewarn " $x" 571 ewarn " ${x}"
572 else
573 ewarn "Cannot find file ${x}/.webapp"
574 fi
575 done
576
540 ewarn 577 ewarn
541 else 578 echo
542 # we have enough information to remove the virtual copy ourself
543
544 webapp-config -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
545
546 # if the removal fails - we carry on anyway!
547 fi 579 fi
548 # IFS=" "
549 done
550
551 # IFS="$OLD_IFS"
552} 580}

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