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Revision 1.31 Revision 1.66
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2006 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/webapp.eclass,v 1.31 2005/05/30 21:44:17 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 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="/${PN}"
31IS_UPGRADE=0 40IS_UPGRADE=0
32IS_REPLACE=0 41IS_REPLACE=0
33 42
34INSTALL_CHECK_FILE="installed_by_webapp_eclass" 43INSTALL_CHECK_FILE="installed_by_webapp_eclass"
44SETUP_CHECK_FILE="setup_by_webapp_eclass"
35 45
36ETC_CONFIG="/etc/vhosts/webapp-config" 46ETC_CONFIG="${ROOT}etc/vhosts/webapp-config"
47WEBAPP_CONFIG="${ROOT}usr/sbin/webapp-config"
48WEBAPP_CLEANER="${ROOT}usr/sbin/webapp-cleaner"
37 49
38# ------------------------------------------------------------------------ 50# ==============================================================================
39# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 51# INTERNAL FUNCTIONS
40# 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
41# Check whether a specified file exists within the image/ directory 67# Check whether a specified file exists in the given directory (`.' by default)
42# or not.
43#
44# @param $1 - file to look for
45# @param $2 - prefix directory to use
46# @return 0 on success, never returns on an error
47# ------------------------------------------------------------------------
48
49function webapp_checkfileexists () 68webapp_checkfileexists() {
50{ 69 debug-print-function $FUNCNAME $*
51 local my_prefix
52 70
53 [ -n "$2" ] && my_prefix="$2/" || my_prefix= 71 local my_prefix=${2:+${2}/}
54 72
55 if [ ! -e "${my_prefix}$1" ]; then 73 if [[ ! -e "${my_prefix}${1}" ]]; then
56 msg="ebuild fault: file '$1' not found" 74 msg="ebuild fault: file '${1}' not found"
57 eerror "$msg" 75 eerror "$msg"
58 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/"
59 die "$msg" 77 die "$msg"
60 fi 78 fi
61} 79}
62 80
63# ------------------------------------------------------------------------
64# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
65# ------------------------------------------------------------------------
66
67function webapp_check_installedat 81webapp_check_installedat() {
68{ 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 ${IUSE} || use vhosts; then
105 return
106 fi
107
69 local my_output 108 local my_output
109 my_output="$(webapp_check_installedat)"
70 110
71 /usr/sbin/webapp-config --show-installed -h localhost -d "$INSTALL_DIR" 2> /dev/null 111 if [[ $? -eq 0 ]]; then
72} 112 # something is already installed there
113 # make sure it isn't the same version
73 114
74# ------------------------------------------------------------------------ 115 local my_pn="$(echo ${my_output} | awk '{ print $1 }')"
75# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 116 local my_pvr="$(echo ${my_output} | awk '{ print $2 }')"
76# ------------------------------------------------------------------------
77 117
78function webapp_import_config () 118 REMOVE_PKG="${my_pn}-${my_pvr}"
79{ 119
80 if [ -z "${MY_HTDOCSDIR}" ]; then 120 if [[ "${my_pn}" == "${PN}" ]]; then
81 . /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 "${my_output} is installed there"
82 fi 130 fi
83 131 else
84 if [ -z "${MY_HTDOCSDIR}" ]; then 132 elog "This is an installation"
85 libsh_edie "/etc/conf.d/webapp-config not imported"
86 fi 133 fi
87} 134}
88 135
89# ------------------------------------------------------------------------ 136# ==============================================================================
90# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 137# PUBLIC FUNCTIONS
91# 138# ==============================================================================
92# ------------------------------------------------------------------------
93 139
94function webapp_strip_appdir () 140# @FUNCTION: need_httpd
95{ 141# @DESCRIPTION:
96 local my_stripped="$1" 142# Call this function AFTER your ebuilds DEPEND line if any of the available
97 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 )"
98} 147}
99 148
100function webapp_strip_d () 149# @FUNCTION: need_httpd_cgi
101{ 150# @DESCRIPTION:
102 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 )"
103} 156}
104 157
105function webapp_strip_cwd () 158# @FUNCTION: need_httpd_fastcgi
106{ 159# @DESCRIPTION:
107 local my_stripped="$1" 160# Call this function AFTER your ebuilds DEPEND line if any of the available
108 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"
109} 165}
110 166
111# ------------------------------------------------------------------------ 167# @FUNCTION: webapp_configfile
112# EXPORTED FUNCTION - FOR USE IN EBUILDS 168# @USAGE: <file> [more files ...]
113# 169# @DESCRIPTION:
114# Identify a config file for a web-based application. 170# Mark a file config-protected for a web-based application.
115#
116# @param $1 - config file
117# ------------------------------------------------------------------------
118
119function webapp_configfile () 171webapp_configfile() {
120{ 172 debug-print-function $FUNCNAME $*
173
174 local m
175 for m in "$@"; do
121 webapp_checkfileexists "$1" "$D" 176 webapp_checkfileexists "${m}" "${D}"
122 177
123 local MY_FILE="`webapp_strip_appdir \"$1\"`" 178 local my_file="$(webapp_strip_appdir "${m}")"
124 MY_FILE="`webapp_strip_cwd \"$MY_FILE\"`" 179 my_file="$(webapp_strip_cwd "${my_file}")"
125 180
126 einfo "(config) $MY_FILE" 181 elog "(config) ${my_file}"
127 echo "$MY_FILE" >> ${D}${WA_CONFIGLIST} 182 echo "${my_file}" >> ${D}/${WA_CONFIGLIST}
183 done
128} 184}
129 185
130# ------------------------------------------------------------------------ 186# @FUNCTION: webapp_hook_script
131# EXPORTED FUNCTION - FOR USE IN EBUILDS 187# @USAGE: <file>
132# 188# @DESCRIPTION:
133# 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
134# before a virtual copy has been removed 190# before a virtual copy has been removed.
135#
136# @param $1 - the script to run
137# ------------------------------------------------------------------------
138
139function webapp_hook_script () 191webapp_hook_script() {
140{ 192 debug-print-function $FUNCNAME $*
193
141 webapp_checkfileexists "$1" 194 webapp_checkfileexists "${1}"
142 195
143 einfo "(hook) $1" 196 elog "(hook) ${1}"
144 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}/"
145 chmod 555 "${D}${MY_HOOKSCRIPTSDIR}/`basename $1`" 198 chmod 555 "${D}/${MY_HOOKSCRIPTSDIR}/$(basename "${1}")"
146} 199}
147 200
148# ------------------------------------------------------------------------ 201# @FUNCTION: webapp_postinst_txt
149# EXPORTED FUNCTION - FOR USE IN EBUILDS 202# @USAGE: <lang> <file>
150# 203# @DESCRIPTION:
151# Install a text file containing post-installation instructions. 204# Install a text file containing post-installation instructions.
152#
153# @param $1 - language code (use 'en' for now)
154# @param $2 - the file to install
155# ------------------------------------------------------------------------
156
157function webapp_postinst_txt () 205webapp_postinst_txt() {
158{ 206 debug-print-function $FUNCNAME $*
207
159 webapp_checkfileexists "$2" 208 webapp_checkfileexists "${2}"
160 209
161 einfo "(rtfm) $2 (lang: $1)" 210 elog "(info) ${2} (lang: ${1})"
162 cp "$2" "${D}${MY_APPDIR}/postinst-$1.txt" 211 cp "${2}" "${D}/${MY_APPDIR}/postinst-${1}.txt"
163} 212}
164 213
165# ------------------------------------------------------------------------ 214# @FUNCTION: webapp_postupgrade_txt
166# EXPORTED FUNCTION - FOR USE IN EBUILDS 215# @USAGE: <lang> <file>
167# 216# @DESCRIPTION:
168# Install a text file containing post-upgrade instructions. 217# Install a text file containing post-upgrade instructions.
169#
170# @param $1 - language code (use 'en' for now)
171# @param $2 - the file to install
172# ------------------------------------------------------------------------
173
174function webapp_postupgrade_txt () 218webapp_postupgrade_txt() {
175{ 219 debug-print-function $FUNCNAME $*
220
176 webapp_checkfileexists "$2" 221 webapp_checkfileexists "${2}"
177 222
178 einfo "(rtfm) $2 (lang: $1)" 223 elog "(info) ${2} (lang: ${1})"
179 cp "$2" "${D}${MY_APPDIR}/postupgrade-$1.txt" 224 cp "${2}" "${D}/${MY_APPDIR}/postupgrade-${1}.txt"
180} 225}
181 226
182# ------------------------------------------------------------------------ 227# helper for webapp_serverowned()
183# DEPRECATED FUNCTION 228_webapp_serverowned() {
184# 229 debug-print-function $FUNCNAME $*
185# It never worked anyway
186 230
187function webapp_runbycgibin () 231 webapp_checkfileexists "${1}" "${D}"
188{ 232 local my_file="$(webapp_strip_appdir "${1}")"
189 if [ -n "$WARN_RUNBYCGIBIN" ] ; then 233 my_file="$(webapp_strip_cwd "${my_file}")"
190 return
191 fi
192 234
193 ewarn "This ebuild uses webapp.eclass's webapp_runbycgibin, which is now" 235 elog "(server owned) ${my_file}"
194 ewarn "deprecated. Please file a bug about this in Bugzilla." 236 echo "${my_file}" >> "${D}/${WA_SOLIST}"
195 WARN_RUNBYCGIBIN=1
196} 237}
197 238
198# ------------------------------------------------------------------------ 239# @FUNCTION: webapp_serverowned
199# EXPORTED FUNCTION - FOR USE IN EBUILDS 240# @USAGE: [-R] <file> [more files ...]
200# 241# @DESCRIPTION:
201# Identify a file which must be owned by the webserver's user:group 242# Identify a file which must be owned by the webserver's user:group settings.
202# settings.
203#
204# The ownership of the file is NOT set until the application is installed 243# The ownership of the file is NOT set until the application is installed using
205# using the webapp-config tool. 244# the webapp-config tool. If -R is given directories are handled recursively.
206#
207# @param $1 - file to be owned by the webserver user:group combo
208#
209# ------------------------------------------------------------------------
210
211function webapp_serverowned () 245webapp_serverowned() {
212{ 246 debug-print-function $FUNCNAME $*
213 webapp_checkfileexists "$1" "$D"
214 local MY_FILE="`webapp_strip_appdir \"$1\"`"
215 MY_FILE="`webapp_strip_cwd \"$MY_FILE\"`"
216
217 einfo "(server owned) $MY_FILE"
218 echo "$MY_FILE" >> "${D}${WA_SOLIST}"
219}
220 247
221# ------------------------------------------------------------------------ 248 local a m
222# EXPORTED FUNCTION - FOR USE IN EBUILDS 249 if [[ "${1}" == "-R" ]]; then
223# 250 shift
224# @param $1 - the webserver to install the config file for 251 for m in "$@"; do
225# (one of apache1, apache2, cherokee) 252 find "${D}${m}" | while read a; do
226# @param $2 - the config file to install 253 a=$(webapp_strip_d "${a}")
227# @param $3 - new name for the config file (default is `basename $2`) 254 _webapp_serverowned "${a}"
228# this is an optional parameter 255 done
229# 256 done
230# NOTE:
231# this function will automagically prepend $1 to the front of your
232# config file's name
233# ------------------------------------------------------------------------
234
235function webapp_server_configfile ()
236{
237 webapp_checkfileexists "$2"
238
239 # sort out what the name will be of the config file
240
241 local my_file
242
243 if [ -z "$3" ]; then
244 my_file="$1-`basename $2`"
245 else 257 else
246 my_file="$1-$3" 258 for m in "$@"; do
259 _webapp_serverowned "${m}"
260 done
247 fi 261 fi
262}
248 263
249 # 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:
250 # 277 #
251 # do NOT change the naming convention used here without changing all 278 # do NOT change the naming convention used here without changing all
252 # the other scripts that also rely upon these names 279 # the other scripts that also rely upon these names
253 280
281 local my_file="${1}-${3:-$(basename "${2}")}"
282
254 einfo "($1) config file '$my_file'" 283 elog "(${1}) config file '${my_file}'"
255 cp "$2" "${D}${MY_SERVERCONFIGDIR}/${my_file}" 284 cp "${2}" "${D}/${MY_SERVERCONFIGDIR}/${my_file}"
256} 285}
257 286
258# ------------------------------------------------------------------------ 287# @FUNCTION: webapp_sqlscript
259# EXPORTED FUNCTION - FOR USE IN EBUILDS 288# @USAGE: <db> <file> [version]
260# 289# @DESCRIPTION:
261# @param $1 - the db engine that the script is for 290# Install a SQL script that creates/upgrades a database schema for the web
262# (one of: mysql|postgres) 291# application. Currently supported database engines are mysql and postgres.
263# @param $2 - the sql script to be installed 292# If a version is given the script should upgrade the database schema from
264# @param $3 - the older version of the app that this db script 293# the given version to $PVR.
265# will upgrade from
266# (do not pass this option if your SQL script only creates
267# a new db from scratch)
268# ------------------------------------------------------------------------
269
270function webapp_sqlscript () 294webapp_sqlscript() {
271{ 295 debug-print-function $FUNCNAME $*
296
272 webapp_checkfileexists "$2" 297 webapp_checkfileexists "${2}"
273 298
274 # create the directory where this script will go 299 dodir "${MY_SQLSCRIPTSDIR}/${1}"
275 #
276 # scripts for specific database engines go into their own subdirectory
277 # just to keep things readable on the filesystem
278 300
279 if [ ! -d "${D}${MY_SQLSCRIPTSDIR}/$1" ]; then 301 # WARNING:
280 mkdir -p "${D}${MY_SQLSCRIPTSDIR}/$1" || libsh_die "unable to create directory ${D}${MY_SQLSCRIPTSDIR}/$1"
281 fi
282
283 # warning:
284 # 302 #
285 # do NOT change the naming convention used here without changing all 303 # do NOT change the naming convention used here without changing all
286 # the other scripts that also rely upon these names 304 # the other scripts that also rely upon these names
287 305
288 # are we dealing with an 'upgrade'-type script?
289 if [ -n "$3" ]; then 306 if [[ -n "${3}" ]]; then
290 # yes we are
291 einfo "($1) upgrade script from ${PN}-${PVR} to $3" 307 elog "(${1}) upgrade script for ${PN}-${3} to ${PVR}"
292 cp "$2" "${D}${MY_SQLSCRIPTSDIR}/$1/${3}_to_${PVR}.sql" 308 cp "${2}" "${D}${MY_SQLSCRIPTSDIR}/${1}/${3}_to_${PVR}.sql"
293 chmod 600 "${D}${MY_SQLSCRIPTSDIR}/$1/${3}_to_${PVR}.sql" 309 chmod 600 "${D}${MY_SQLSCRIPTSDIR}/${1}/${3}_to_${PVR}.sql"
294 else 310 else
295 # no, we are not
296 einfo "($1) create script for ${PN}-${PVR}" 311 elog "(${1}) create script for ${PN}-${PVR}"
297 cp "$2" "${D}${MY_SQLSCRIPTSDIR}/$1/${PVR}_create.sql" 312 cp "${2}" "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
298 chmod 600 "${D}${MY_SQLSCRIPTSDIR}/$1/${PVR}_create.sql" 313 chmod 600 "${D}/${MY_SQLSCRIPTSDIR}/${1}/${PVR}_create.sql"
299 fi
300}
301
302# ------------------------------------------------------------------------
303# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER
304# everything else has run
305#
306# For now, we just make sure that root owns everything, and that there
307# are no setuid files. I'm sure this will change significantly before
308# the final version!
309# ------------------------------------------------------------------------
310
311function webapp_src_install ()
312{
313 chown -R "${VHOST_DEFAULT_UID}:${VHOST_DEFAULT_GID}" "${D}/"
314 chmod -R u-s "${D}/"
315 chmod -R g-s "${D}/"
316
317 keepdir "${MY_PERSISTDIR}"
318 fowners "root:root" "${MY_PERSISTDIR}"
319 fperms 755 "${MY_PERSISTDIR}"
320
321 # to test whether or not the ebuild has correctly called this function
322 # we add an empty file to the filesystem
323 #
324 # we used to just set a variable in the shell script, but we can
325 # no longer rely on Portage calling both webapp_src_install() and
326 # webapp_pkg_postinst() within the same shell process
327
328 touch "${D}/${MY_APPDIR}/${INSTALL_CHECK_FILE}"
329}
330
331# ------------------------------------------------------------------------
332# EXPORTED FUNCTION - call from inside your ebuild's pkg_config AFTER
333# everything else has run
334#
335# If 'vhosts' USE flag is not set, auto-install this app
336#
337# ------------------------------------------------------------------------
338
339function webapp_pkg_setup ()
340{
341 # add sanity checks here
342
343 if [ "$SLOT+" != "${PVR}+" ]; then
344 die "ebuild sets SLOT, overrides webapp.eclass"
345 fi
346
347 # pull in the shared configuration file
348
349 G_HOSTNAME="localhost"
350 . "${ETC_CONFIG}" || die "Unable to open file ${ETC_CONFIG}"
351
352 # are we installing a webapp-config solution over the top of a
353 # non-webapp-config solution?
354
355 if ! use vhosts ; then
356 local my_dir="$VHOST_ROOT/$MY_HTDOCSBASE/$PN"
357 local my_output
358
359 if [ -d "$my_dir" ] ; then
360 einfo "You already have something installed in $my_dir"
361 einfo "Are you trying to install over the top of something I cannot upgrade?"
362
363 my_output="`webapp_check_installedat`"
364
365 if [ "$?" != "0" ]; then
366
367 # okay, whatever is there, it isn't webapp-config-compatible
368 ewarn
369 ewarn "Whatever is in $my_dir, it's not"
370 ewarn "compatible with webapp-config."
371 ewarn
372 ewarn "This ebuild may be overwriting important files."
373 ewarn
374 elif [ "`echo $my_output | awk '{ print $1 }'`" != "$PN" ]; then
375 eerror "$my_dir contains $my_output"
376 eerror "I cannot upgrade that"
377 die "Cannot upgrade contents of $my_dir"
378 else
379 einfo
380 einfo "I can upgrade the contents of $my_dir"
381 einfo
382 fi
383 fi 314 fi
384 fi
385} 315}
386 316
387function webapp_someunusedfunction () 317# @FUNCTION: webapp_src_preinst
388{ 318# @DESCRIPTION:
389 # are we emerging something that is already installed? 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 $*
390 323
391 if [ -d "${D}${MY_APPROOT}/${MY_APPSUFFIX}" ]; then 324 # sanity checks, to catch bugs in the ebuild
392 # yes we are 325 if [[ ! -f "${T}/${SETUP_CHECK_FILE}" ]]; then
393 ewarn "Removing existing copy of ${PN}-${PVR}" 326 eerror
394 rm -rf "${D}${MY_APPROOT}/${MY_APPSUFFIX}" 327 eerror "This ebuild did not call webapp_pkg_setup() at the beginning"
395 fi 328 eerror "of the pkg_setup() function"
396} 329 eerror
397 330 eerror "Please log a bug on http://bugs.gentoo.org"
398function webapp_getinstalltype () 331 eerror
399{ 332 eerror "You should use emerge -C to remove this package, as the"
400 # or are we upgrading? 333 eerror "installation is incomplete"
401 334 eerror
402 if ! use vhosts ; then 335 die "Ebuild did not call webapp_pkg_setup() - report to http://bugs.gentoo.org"
403 # we only run webapp-config if vhosts USE flag is not set
404
405 local my_output
406
407 my_output="`webapp_check_installedat`"
408
409 if [ "$?" = "0" ] ; then
410 # something is already installed there
411 #
412 # make sure it isn't the same version
413
414 local my_pn="`echo $my_output | awk '{ print $1 }'`"
415 local my_pvr="`echo $my_output | awk '{ print $2 }'`"
416
417 REMOVE_PKG="${my_pn}-${my_pvr}"
418
419 if [ "$my_pn" == "$PN" ]; then
420 if [ "$my_pvr" != "$PVR" ]; then
421 einfo "This is an upgrade"
422 IS_UPGRADE=1
423 else
424 einfo "This is a re-installation"
425 IS_REPLACE=1
426 fi
427 else
428 einfo "$my_ouptut is installed there"
429 fi
430 else
431 einfo "This is an installation"
432 fi 336 fi
433 fi
434}
435 337
436function webapp_src_preinst () 338 # Hint, see the webapp_read_config() function to find where these are
437{ 339 # defined.
438 # create the directories that we need
439
440 dodir "${MY_HTDOCSDIR}" 340 dodir "${MY_HTDOCSDIR}"
441 dodir "${MY_HOSTROOTDIR}" 341 dodir "${MY_HOSTROOTDIR}"
442 dodir "${MY_CGIBINDIR}" 342 dodir "${MY_CGIBINDIR}"
443 dodir "${MY_ICONSDIR}" 343 dodir "${MY_ICONSDIR}"
444 dodir "${MY_ERRORSDIR}" 344 dodir "${MY_ERRORSDIR}"
445 dodir "${MY_SQLSCRIPTSDIR}" 345 dodir "${MY_SQLSCRIPTSDIR}"
446 dodir "${MY_HOOKSCRIPTSDIR}" 346 dodir "${MY_HOOKSCRIPTSDIR}"
447 dodir "${MY_SERVERCONFIGDIR}" 347 dodir "${MY_SERVERCONFIGDIR}"
448} 348}
449 349
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.
359#
360# You need to call this function BEFORE anything else has run in your custom
361# pkg_setup().
362webapp_pkg_setup() {
363 debug-print-function $FUNCNAME $*
364
365 # to test whether or not the ebuild has correctly called this function
366 # we add an empty file to the filesystem
367 #
368 # we used to just set a variable in the shell script, but we can
369 # no longer rely on Portage calling both webapp_pkg_setup() and
370 # webapp_src_install() within the same shell process
371 touch "${T}/${SETUP_CHECK_FILE}"
372
373 # special case - some ebuilds *do* need to overwride the SLOT
374 if [[ "${SLOT}+" != "${PVR}+" && "${WEBAPP_MANUAL_SLOT}" != "yes" ]]; then
375 die "Set WEBAPP_MANUAL_SLOT=\"yes\" if you need to SLOT manually"
376 fi
377
378 # pull in the shared configuration file
379 G_HOSTNAME="localhost"
380 webapp_read_config
381
382 local my_dir="${ROOT}${VHOST_ROOT}/${MY_HTDOCSBASE}/${PN}"
383
384 # if USE=vhosts is enabled OR no application is installed we're done here
385 if ! has vhosts ${IUSE} || use vhosts || [[ ! -d "${my_dir}" ]]; then
386 return
387 fi
388
389 local my_output
390 my_output="$(webapp_check_installedat)"
391
392 if [[ $? -ne 0 ]]; then
393 # okay, whatever is there, it isn't webapp-config-compatible
394 echo
395 ewarn
396 ewarn "You already have something installed in ${my_dir}"
397 ewarn
398 ewarn "Whatever is in ${my_dir}, it's not"
399 ewarn "compatible with webapp-config."
400 ewarn
401 ewarn "This ebuild may be overwriting important files."
402 ewarn
403 echo
404 ebeep 10
405 elif [[ "$(echo ${my_output} | awk '{ print $1 }')" != "${PN}" ]]; then
406 echo
407 eerror "You already have ${my_output} installed in ${my_dir}"
408 eerror
409 eerror "I cannot upgrade a different application"
410 eerror
411 echo
412 die "Cannot upgrade contents of ${my_dir}"
413 fi
414
415}
416
417# @FUNCTION: webapp_src_install
418# @DESCRIPTION:
419# This is the default src_install(). For now, we just make sure that root owns
420# everything, and that there are no setuid files.
421#
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.
449#
450# You need to call this function AFTER everything else has run in your custom
451# pkg_postinst().
450function webapp_pkg_postinst () 452webapp_pkg_postinst() {
451{ 453 debug-print-function $FUNCNAME $*
452 . "${ETC_CONFIG}" 454
455 webapp_read_config
453 456
454 # sanity checks, to catch bugs in the ebuild 457 # sanity checks, to catch bugs in the ebuild
455
456 if [ ! -f "${MY_APPDIR}/${INSTALL_CHECK_FILE}" ]; then 458 if [[ ! -f "${ROOT}${MY_APPDIR}/${INSTALL_CHECK_FILE}" ]]; then
457 eerror 459 eerror
458 eerror "This ebuild did not call webapp_src_install() at the end" 460 eerror "This ebuild did not call webapp_src_install() at the end"
459 eerror "of the src_install() function" 461 eerror "of the src_install() function"
460 eerror 462 eerror
461 eerror "Please log a bug on http://bugs.gentoo.org" 463 eerror "Please log a bug on http://bugs.gentoo.org"
464 eerror "installation is incomplete" 466 eerror "installation is incomplete"
465 eerror 467 eerror
466 die "Ebuild did not call webapp_src_install() - report to http://bugs.gentoo.org" 468 die "Ebuild did not call webapp_src_install() - report to http://bugs.gentoo.org"
467 fi 469 fi
468 470
469 # if 'vhosts' is not set in your USE flags, we install a copy of 471 if has vhosts ${IUSE}; then
470 # this application in /var/www/localhost/htdocs/${PN}/ for you
471
472 if ! use vhosts ; then 472 if ! use vhosts; then
473 echo 473 echo
474 einfo "vhosts USE flag not set - auto-installing using webapp-config" 474 elog "vhosts USE flag not set - auto-installing using webapp-config"
475 475
476 webapp_getinstalltype
477
478 G_HOSTNAME="localhost" 476 G_HOSTNAME="localhost"
479 . "${ETC_CONFIG}" 477 webapp_read_config
480 478
481 local my_mode=-I 479 local my_mode=-I
480 webapp_getinstalltype
482 481
483 if [ "$IS_REPLACE" = "1" ]; then 482 if [[ "${IS_REPLACE}" == "1" ]]; then
484 einfo "${PN}-${PVR} is already installed - replacing" 483 elog "${PN}-${PVR} is already installed - replacing"
485 my_mode=-I 484 my_mode=-I
486 elif [ "$IS_UPGRADE" = "1" ]; then 485 elif [[ "${IS_UPGRADE}" == "1" ]]; then
487 einfo "$REMOVE_PKG is already installed - upgrading" 486 elog "${REMOVE_PKG} is already installed - upgrading"
488 my_mode=-U 487 my_mode=-U
488 else
489 elog "${PN}-${PVR} is not installed - using install mode"
490 fi
491
492 my_cmd="${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 ${cleaner}
489 else 500 else
490 einfo "${PN}-${PVR} is not installed - using install mode" 501 elog
491 fi 502 elog "The 'vhosts' USE flag is switched ON"
492 503 elog "This means that Portage will not automatically run webapp-config to"
493 my_cmd="/usr/sbin/webapp-config $my_mode -h localhost -u root -d $INSTALL_DIR ${PN} ${PVR}" 504 elog "complete the installation."
494 einfo "Running $my_cmd" 505 elog
495 $my_cmd 506 elog "To install ${PN}-${PVR} into a virtual host, run the following command:"
496 507 elog
497 # remove the old version 508 elog " webapp-config -I -h <host> -d ${PN} ${PN} ${PVR}"
498 # 509 elog
499 # why do we do this? well ... 510 elog "For more details, see the webapp-config(8) man page"
500 #
501 # normally, emerge -u installs a new version and then removes the
502 # old version. however, if the new version goes into a different
503 # slot to the old version, then the old version gets left behind
504 #
505 # if USE=-vhosts, then we want to remove the old version, because
506 # the user is relying on portage to do the magical thing for it
507
508 if [ "$IS_UPGRADE" = "1" ] ; then
509 einfo "Removing old version $REMOVE_PKG"
510
511 emerge -C "$REMOVE_PKG"
512 fi 511 fi
513 else 512 else
514 # vhosts flag is on 513 elog
515 # 514 elog "This ebuild does not support the 'vhosts' USE flag."
516 # let's tell the administrator what to do next
517
518 einfo
519 einfo "The 'vhosts' USE flag is switched ON"
520 einfo "This means that Portage will not automatically run webapp-config to" 515 elog "This means that Portage will not automatically run webapp-config to"
521 einfo "complete the installation." 516 elog "complete the installation."
522 einfo 517 elog
523 einfo "To install $PN-$PVR into a virtual host, run the following command:" 518 elog "To install ${PN}-${PVR} into a virtual host, run the following command:"
524 einfo 519 elog
525 einfo " webapp-config -I -h <host> -d $PN $PN $PVR" 520 elog " webapp-config -I -h <host> -d ${PN} ${PN} ${PVR}"
526 einfo 521 elog
527 einfo "For more details, see the webapp-config(8) man page" 522 elog "For more details, see the webapp-config(8) man page"
528 fi 523 fi
529
530 return 0
531} 524}
532 525
526# @FUNCTION: webapp_pkg_prerm
527# @DESCRIPTION:
528# This is the default pkg_prerm() for this eclass. If USE=vhosts is not set
529# remove all installed copies of this web application. Otherwise instruct the
530# user to manually remove those copies. See bug #136959.
533function webapp_pkg_prerm () 531webapp_pkg_prerm() {
534{ 532 debug-print-function $FUNCNAME $*
535 # remove any virtual installs that there are
536 533
537 local my_output 534 local my_output=
535 my_output="$(${WEBAPP_CONFIG} --list-installs ${PN} ${PVR})"
536 [[ $? -ne 0 ]] && return
537
538 local x 538 local x
539 539 if has vhosts ${IUSE} && ! use vhosts; then
540 my_output="`webapp-config --list-installs $PN $PVR`" 540 echo "${my_output}" | while read x; do
541 541 if [[ -f "${x}"/.webapp ]]; then
542 if [ "$?" != "0" ]; then 542 . "${x}"/.webapp
543 return
544 fi
545
546 # the changes to IFS here are necessary to ensure that we can cope
547 # with directories that contain spaces in the file names
548
549 # OLD_IFS="$IFS"
550 # IFS=" "
551
552 for x in $my_output ; do
553 # IFS="$OLD_IFS"
554
555 [ -f $x/.webapp ] && . $x/.webapp || ewarn "Cannot find file $x/.webapp"
556
557 if [ -z "WEB_HOSTNAME" -o -z "WEB_INSTALLDIR" ]; then 543 if [[ -n "${WEB_HOSTNAME}" && -n "${WEB_INSTALLDIR}" ]]; then
544 ${WEBAPP_CONFIG} -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
545 fi
546 else
547 ewarn "Cannot find file ${x}/.webapp"
548 fi
549 done
550 elif [[ "${my_output}" != "" ]]; then
551 echo
552 ewarn
558 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"
559 ewarn "${PN}-${PVR} installed in" 554 ewarn "${PN}-${PVR} installed in"
560 ewarn 555 ewarn
556
557 echo "${my_output}" | while read x; do
558 if [[ -f "${x}"/.webapp ]]; then
561 ewarn " $x" 559 ewarn " ${x}"
560 else
561 ewarn "Cannot find file ${x}/.webapp"
562 fi
563 done
564
562 ewarn 565 ewarn
563 else 566 echo
564 # we have enough information to remove the virtual copy ourself
565
566 webapp-config -C -h ${WEB_HOSTNAME} -d ${WEB_INSTALLDIR}
567
568 # if the removal fails - we carry on anyway!
569 fi 567 fi
570 # IFS=" "
571 done
572
573 # IFS="$OLD_IFS"
574} 568}

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