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1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2012 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/java-vm-2.eclass,v 1.11 2006/09/10 20:59:11 betelgeuse Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.45 2012/07/18 16:54:55 sera Exp $
4 4
5# ----------------------------------------------------------------------------- 5# @ECLASS: java-vm-2.eclass
6# @eclass-begin 6# @MAINTAINER:
7# @eclass-shortdesc Java Virtual Machine eclass 7# java@gentoo.org
8# @eclass-maintainer java@gentoo.org 8# @BLURB: Java Virtual Machine eclass
9# 9# @DESCRIPTION:
10# This eclass provides functionality which assists with installing 10# This eclass provides functionality which assists with installing
11# virtual machines, and ensures that they are recognized by java-config. 11# virtual machines, and ensures that they are recognized by java-config.
12#
13# -----------------------------------------------------------------------------
14 12
15inherit eutils 13inherit eutils fdo-mime multilib pax-utils prefix
16 14
17DEPEND=" 15EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm
18 =dev-java/java-config-2.0* 16
19 >=sys-apps/portage-2.1"
20RDEPEND=" 17RDEPEND="
21 =dev-java/java-config-2.0*" 18 =dev-java/java-config-2*
22 19 || ( app-admin/eselect-java <dev-java/java-config-2.2 )"
23# If the VM supports generation-1, we need to depend on java-config-1 20DEPEND="${RDEPEND}"
24if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' ]]; then 21has "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
25 DEPEND="${DEPEND} =dev-java/java-config-1.3*"
26 RDEPEND="${RDEPEND} =dev-java/java-config-1.3*"
27fi
28 22
29export WANT_JAVA_CONFIG=2 23export WANT_JAVA_CONFIG=2
30 24
31if [[ "${SLOT}" != "0" ]]; then
32 VMHANDLE=${PN}-${SLOT}
33else
34 VMHANDLE=${PN}
35fi
36 25
26# @ECLASS-VARIABLE: JAVA_VM_CONFIG_DIR
27# @INTERNAL
28# @DESCRIPTION:
29# Where to place the vm env file.
37JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm" 30JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
31
32# @ECLASS-VARIABLE: JAVA_VM_DIR
33# @INTERNAL
34# @DESCRIPTION:
35# Base directory for vm links.
38JAVA_VM_DIR="/usr/lib/jvm" 36JAVA_VM_DIR="/usr/lib/jvm"
39 37
40EXPORT_FUNCTIONS pkg_postinst pkg_prerm 38# @ECLASS-VARIABLE: JAVA_VM_SYSTEM
39# @INTERNAL
40# @DESCRIPTION:
41# Link for system-vm
42JAVA_VM_SYSTEM="/etc/java-config-2/current-system-vm"
43
44# @ECLASS-VARIABLE: JAVA_VM_BUILD_ONLY
45# @DESCRIPTION:
46# Set to YES to mark a vm as build-only.
47JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}"
48
49
50# @FUNCTION: java-vm-2_pkg_setup
51# @DESCRIPTION:
52# default pkg_setup
53#
54# Initialize vm handle.
55
56java-vm-2_pkg_setup() {
57 if [[ "${SLOT}" != "0" ]]; then
58 VMHANDLE=${PN}-${SLOT}
59 else
60 VMHANDLE=${PN}
61 fi
62}
63
64
65# @FUNCTION: java-vm-2_pkg_postinst
66# @DESCRIPTION:
67# default pkg_postinst
68#
69# Set the generation-2 system VM and Java plugin, if it isn't set or the
70# setting is invalid. Also update mime database.
41 71
42java-vm-2_pkg_postinst() { 72java-vm-2_pkg_postinst() {
43 # Set the generation-2 system VM, if it isn't set 73 # Note that we cannot rely on java-config here, as it will silently recognize
44 if [[ -z "$(java-config-2 -f)" ]]; then 74 # e.g. icedtea6-bin as valid system VM if icedtea6 is set but invalid (e.g. due
75 # to the migration to icedtea-6)
76 if [[ ! -L "${ROOT}${JAVA_VM_SYSTEM}" ]]; then
45 java_set_default_vm_ 77 java_set_default_vm_
46 fi
47
48 # support both variables for now
49 if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
50 local systemvm1="$(java-config-1 -f 2>/dev/null)"
51 # no generation-1 system-vm was previously set
52 if [[ -z "${systemvm1}" ]]; then
53 # if 20java exists, must be using old VM
54 if [[ -f /etc/env.d/20java ]]; then
55 ewarn "The current generation-1 system-vm is using an out-of-date VM,"
56 ewarn "as in, it hasn't been updated for use with the new Java sytem."
57 # othewise, it must not have been set before
58 else 78 else
59 ewarn "No generation-1 system-vm previously set." 79 local current_vm_path=$(readlink "${ROOT}${JAVA_VM_SYSTEM}")
60 fi 80 local current_vm=$(basename "${ROOT}${current_vm_path}")
61 ewarn "Setting generation-1 system-vm to ${VMHANDLE}" 81 if [[ ! -L "${ROOT}${JAVA_VM_DIR}/${current_vm}" ]]; then
62 java-config-1 --set-system-vm=${P} 2>/dev/null 82 java_set_default_vm_
63 # dirty check to see if we are upgrading current generation-1 system vm
64 elif [[ "${systemvm1}" = ${VMHANDLE}* ]]; then
65 einfo "Emerging the current generation-1 system-vm..."
66 einfo "Updating its config files."
67 java-config-1 --set-system-vm=${P} 2>/dev/null
68 # dirty check to see if current system vm is a jre - replace it with
69 elif [[ "${systemvm1}" = *jre* ]]; then
70 ewarn "Current generation-1 system-vm is a JRE"
71 ewarn "For the new and old Java systems to coexist,"
72 ewarn "the generation-1 system-vm must be a JDK."
73 ewarn "Setting generation-1 system-vm to ${VMHANDLE}"
74 java-config-1 --set-system-vm=${P} 2>/dev/null
75 fi 83 fi
76 # else... some other VM is being updated, so we don't have to worry
77 else
78 einfo "JREs and 1.5+ JDKs are not supported for use with generation-1."
79 einfo "This is because generation-1 is only for use for building packages."
80 einfo "Only generation-2 should be used by end-users,"
81 einfo "where all JREs and JDKs will be available"
82 fi 84 fi
85
86 java-vm_check-nsplugin
87 java_mozilla_clean_
88 fdo-mime_desktop_database_update
89}
90
91
92# @FUNCTION: java-vm_check-nsplugin
93# @INTERNAL
94# @DESCRIPTION:
95# Check if the nsplugin needs updating
96
97java-vm_check-nsplugin() {
98 local libdir
99 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
100 libdir=lib32
101 else
102 libdir=lib
103 fi
104
105 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
83 106
84 # Install a default nsplugin if we don't already have one 107 # Install a default nsplugin if we don't already have one
85 if has nsplugin ${IUSE} && use nsplugin; then 108 if in_iuse nsplugin && use nsplugin; then
86 if [[ ! -f /usr/lib/nsbrowser/plugins/javaplugin.so ]]; then 109 if [[ ! -f "${ROOT}${EPREFIX}"/usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
87 eselect java-nsplugin set ${VMHANDLE} 110 einfo "No system nsplugin currently set."
111 java-vm_set-nsplugin
112 else
113 einfo "System nsplugin is already set, not changing it."
88 fi 114 fi
115 einfo "You can change nsplugin with eselect java-nsplugin."
116 fi
117}
118
119
120# @FUNCTION: java-vm_set-nsplugin
121# @INTERNAL
122# @DESCRIPTION:
123# Set the nsplugin implemetation.
124
125java-vm_set-nsplugin() {
126 local extra_args
127 if use amd64; then
128 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
129 extra_args="32bit"
130 else
131 extra_args="64bit"
89 fi 132 fi
90 133 einfo "Setting ${extra_args} nsplugin to ${VMHANDLE}"
91 java_mozilla_clean_ 134 else
135 einfo "Setting nsplugin to ${VMHANDLE}..."
136 fi
137 eselect java-nsplugin set ${extra_args} ${VMHANDLE}
92} 138}
139
140
141# @FUNCTION: java-vm-2_pkg_prerm
142# @DESCRIPTION:
143# default pkg_prerm
144#
145# Warn user if removing system-vm.
93 146
94java-vm-2_pkg_prerm() { 147java-vm-2_pkg_prerm() {
95 if [[ "$(java-config -f 2>/dev/null)" == "${VMHANDLE}" ]]; then 148 # Although REPLACED_BY_VERSION is EAPI=4, we shouldn't need to check EAPI for this use case
149 if [[ "$(GENTOO_VM="" java-config -f 2>/dev/null)" == "${VMHANDLE}" && -z "${REPLACED_BY_VERSION}" ]]; then
96 ewarn "It appears you are removing your system-vm!" 150 ewarn "It appears you are removing your system-vm!"
97 ewarn "Please run java-config -L to list available VMs," 151 ewarn "Please run java-config -L to list available VMs,"
98 ewarn "then use java-config -S to set a new system-vm!" 152 ewarn "then use java-config -S to set a new system-vm!"
99 fi 153 fi
100} 154}
101 155
156
157# @FUNCTION: java-vm-2_pkg_postrm
158# @DESCRIPTION:
159# default pkg_postrm
160#
161# Update mime database.
162
163java-vm-2_pkg_postrm() {
164 fdo-mime_desktop_database_update
165}
166
167
168# @FUNCTION: java_set_default_vm_
169# @INTERNAL
170# @DESCRIPTION:
171# Set system-vm.
172
102java_set_default_vm_() { 173java_set_default_vm_() {
103 java-config-2 --set-system-vm="${VMHANDLE}" 174 java-config-2 --set-system-vm="${VMHANDLE}"
104 175
105 einfo " ${P} set as the default system-vm." 176 einfo " ${P} set as the default system-vm."
106} 177}
178
179
180# @FUNCTION: get_system_arch
181# @DESCRIPTION:
182# Get Java specific arch name.
107 183
108get_system_arch() { 184get_system_arch() {
109 local sarch 185 local sarch
110 sarch=$(echo ${ARCH} | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/) 186 sarch=$(echo ${ARCH} | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/)
111 if [ -z "${sarch}" ]; then 187 if [ -z "${sarch}" ]; then
112 sarch=$(uname -m | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/) 188 sarch=$(uname -m | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/)
113 fi 189 fi
114 echo ${sarch} 190 echo ${sarch}
115} 191}
116 192
193
194# @FUNCTION: set_java_env
195# @DESCRIPTION:
196# Installs a vm env file.
197
117# TODO rename to something more evident, like install_env_file 198# TODO rename to something more evident, like install_env_file
118set_java_env() { 199set_java_env() {
200 debug-print-function ${FUNCNAME} $*
201
202 if has ${EAPI:-0} 0 1 2 && ! use prefix ; then
203 ED="${D}"
204 EPREFIX=""
205 fi
206
119 local platform="$(get_system_arch)" 207 local platform="$(get_system_arch)"
120 local env_file="${D}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}" 208 local env_file="${ED}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
121 local old_env_file="${D}/etc/env.d/java/20${P}" 209 local old_env_file="${ED}/etc/env.d/java/20${P}"
210 if [[ ${1} ]]; then
211 local source_env_file="${1}"
212 else
122 local source_env_file="${FILESDIR}/${VMHANDLE}.env" 213 local source_env_file="${FILESDIR}/${VMHANDLE}.env"
214 fi
123 215
124 if [[ ! -f ${source_env_file} ]]; then 216 if [[ ! -f ${source_env_file} ]]; then
125 die "Unable to find the env file: ${source_env_file}" 217 die "Unable to find the env file: ${source_env_file}"
126 fi 218 fi
127 219
129 sed \ 221 sed \
130 -e "s/@P@/${P}/g" \ 222 -e "s/@P@/${P}/g" \
131 -e "s/@PN@/${PN}/g" \ 223 -e "s/@PN@/${PN}/g" \
132 -e "s/@PV@/${PV}/g" \ 224 -e "s/@PV@/${PV}/g" \
133 -e "s/@PF@/${PF}/g" \ 225 -e "s/@PF@/${PF}/g" \
226 -e "s/@SLOT@/${SLOT}/g" \
134 -e "s/@PLATFORM@/${platform}/g" \ 227 -e "s/@PLATFORM@/${platform}/g" \
228 -e "s/@LIBDIR@/$(get_libdir)/g" \
135 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \ 229 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \
136 < ${source_env_file} \ 230 < "${source_env_file}" \
137 > ${env_file} || die "sed failed" 231 > "${env_file}" || die "sed failed"
138 232
233 (
139 echo "VMHANDLE=\"${VMHANDLE}\"" >> ${env_file} 234 echo "VMHANDLE=\"${VMHANDLE}\""
140 235 echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\""
141 # generation-1 compatibility 236 ) >> "${env_file}"
142 # respect both variables for now... 237
143 if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then 238 eprefixify ${env_file}
144 einfo "Enabling generation-1 compatibility..."
145 dodir /etc/env.d/java # generation-1 compatibility
146 # We need to strip some things out of the new style env,
147 # because these end up going in the env
148 sed -e 's/.*CLASSPATH.*//' \
149 -e 's/.*PROVIDES.*//' \
150 ${env_file} \
151 > ${old_env_file} || die "failed to create generation-1 env file"
152 else
153 ewarn "Disabling generation-1 compatibility..."
154 fi
155 239
156 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file} 240 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}
157 241
158 local java_home=$(source ${env_file}; echo ${JAVA_HOME}) 242 local java_home=$(source "${env_file}"; echo ${JAVA_HOME})
159 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}" 243 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"
160 244
161 # Make the symlink 245 # Make the symlink
246 dodir "${JAVA_VM_DIR}"
162 dosym ${java_home} ${JAVA_VM_DIR}/${VMHANDLE} \ 247 dosym ${java_home#${EPREFIX}} ${JAVA_VM_DIR}/${VMHANDLE} \
163 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}" 248 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}"
164} 249}
165 250
166 251
252# @FUNCTION: java-vm_set-pax-markings
253# @DESCRIPTION:
254# Set PaX markings on all JDK/JRE executables to allow code-generation on
255# the heap by the JIT compiler.
256#
257# The markings need to be set prior to the first invocation of the the freshly
258# built / installed VM. Be it before creating the Class Data Sharing archive or
259# generating cacerts. Otherwise a PaX enabled kernel will kill the VM.
260# Bug #215225 #389751
261#
262# @CODE
263# Parameters:
264# $1 - JDK/JRE base directory.
265#
266# Examples:
267# java-vm_set-pax-markings "${S}"
268# java-vm_set-pax-markings "${ED}"/opt/${P}
269# @CODE
270
271java-vm_set-pax-markings() {
272 debug-print-function ${FUNCNAME} "$*"
273 [[ $# -ne 1 ]] && die "${FUNCNAME}: takes exactly one argument"
274 [[ ! -f "${1}"/bin/java ]] \
275 && die "${FUNCNAME}: argument needs to be JDK/JRE base directory"
276
277 local executables=( "${1}"/bin/* )
278 [[ -d "${1}"/jre ]] && executables+=( "${1}"/jre/bin/* )
279
280 # Usally disabeling MPROTECT is sufficent
281 local pax_markings="m"
282 # On x86 for heap sizes over 700MB disable SEGMEXEC and PAGEEXEC as well.
283 use x86 && pax_markings="msp"
284
285 pax-mark ${pax_markings} $(list-paxables "${executables[@]}")
286}
287
288
289# @FUNCTION: java-vm_revdep-mask
290# @DESCRIPTION:
291# Installs a revdep-rebuild control file which SEARCH_DIR_MASK set to the path
292# where the VM is installed. Prevents pointless rebuilds - see bug #177925.
293# Also gives a notice to the user.
294#
295# @CODE
296# Parameters:
297# $1 - Path of the VM (defaults to /opt/${P} if not set)
298#
299# Examples:
300# java-vm_revdep-mask
301# java-vm_revdep-mask /path/to/jdk/
302#
303# @CODE
304
305java-vm_revdep-mask() {
306 if has ${EAPI:-0} 0 1 2 && ! use prefix; then
307 ED="${D}"
308 EPREFIX=
309 fi
310
311 local VMROOT="${1-"${EPREFIX}"/opt/${P}}"
312
313 dodir /etc/revdep-rebuild/
314 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${ED}/etc/revdep-rebuild/61-${VMHANDLE}"
315}
316
317
318# @FUNCTION: java-vm_sandbox-predict
319# @DESCRIPTION:
320# Install a sandbox control file. Specified paths won't cause a sandbox
321# violation if opened read write but no write takes place. See bug 388937#c1
322#
323# @CODE
324# Examples:
325# java-vm_sandbox-predict /dev/random /proc/self/coredump_filter
326# @CODE
327
328java-vm_sandbox-predict() {
329 debug-print-function ${FUNCNAME} "$*"
330 [[ -z "${1}" ]] && die "${FUNCNAME} takes at least one argument"
331
332 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
333
334 local path path_arr=("$@")
335 # subshell this to prevent IFS bleeding out dependant on bash version.
336 # could use local, which *should* work, but that requires a lot of testing.
337 path=$(IFS=":"; echo "${path_arr[*]}")
338 dodir /etc/sandbox.d
339 echo "SANDBOX_PREDICT=\"${path}\"" > "${ED}/etc/sandbox.d/20${VMHANDLE}" \
340 || die "Failed to write sandbox control file"
341}
342
343
344# @FUNCTION: java_get_plugin_dir_
345# @INTERNAL
346# @DESCRIPTION:
347# Get the java plugin dir.
348
167java_get_plugin_dir_() { 349java_get_plugin_dir_() {
350 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
168 echo /usr/$(get_libdir)/nsbrowser/plugins 351 echo "${EPREFIX}"/usr/$(get_libdir)/nsbrowser/plugins
169} 352}
353
354
355# @FUNCTION: install_mozilla_plugin
356# @DESCRIPTION:
357# Register a netscape java-plugin.
170 358
171install_mozilla_plugin() { 359install_mozilla_plugin() {
172 local plugin=${1} 360 local plugin="${1}"
361 local variant="${2}"
173 362
363 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
174 if [ ! -f "${D}/${plugin}" ] ; then 364 if [[ ! -f "${ED}/${plugin}" ]]; then
175 die "Cannot find mozilla plugin at ${D}/${plugin}" 365 die "Cannot find mozilla plugin at ${ED}/${plugin}"
176 fi 366 fi
177 367
368 if [[ -n "${variant}" ]]; then
369 variant="-${variant}"
370 fi
371
178 local plugin_dir=/usr/share/java-config-2/nsplugin 372 local plugin_dir="/usr/share/java-config-2/nsplugin"
179 dodir ${plugin_dir} 373 dodir "${plugin_dir}"
180 dosym ${plugin} ${plugin_dir}/${VMHANDLE}-javaplugin.so 374 dosym "${plugin}" "${plugin_dir}/${VMHANDLE}${variant}-javaplugin.so"
181} 375}
376
377
378# @FUNCTION: java_mozilla_clean_
379# @INTERNAL
380# @DESCRIPTION:
381# Because previously some ebuilds installed symlinks outside of pkg_install
382# and are left behind, which forces you to manualy remove them to select the
383# jdk/jre you want to use for java
182 384
183java_mozilla_clean_() { 385java_mozilla_clean_() {
184 # Because previously some ebuilds installed symlinks outside of pkg_install
185 # and are left behind, which forces you to manualy remove them to select the
186 # jdk/jre you want to use for java
187 local plugin_dir=$(java_get_plugin_dir_) 386 local plugin_dir=$(java_get_plugin_dir_)
188 for file in ${plugin_dir}/javaplugin_*; do 387 for file in ${plugin_dir}/javaplugin_*; do
189 rm -f ${file} 388 rm -f ${file}
190 done 389 done
191 for file in ${plugin_dir}/libjavaplugin*; do 390 for file in ${plugin_dir}/libjavaplugin*; do
192 rm -f ${file} 391 rm -f ${file}
193 done 392 done
194} 393}
195
196# ------------------------------------------------------------------------------
197# @eclass-end
198# ------------------------------------------------------------------------------

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