/[gentoo-x86]/eclass/java-vm-2.eclass
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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 1.4 2006/06/30 15:00:07 nichoj Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.43 2012/06/11 19:46:32 sera Exp $
4#
5# Author: Karl Trygve Kalleberg <karltk@gentoo.org>
6 4
7inherit eutils 5# -----------------------------------------------------------------------------
6# @eclass-begin
7# @eclass-shortdesc Java Virtual Machine eclass
8# @eclass-maintainer java@gentoo.org
9#
10# This eclass provides functionality which assists with installing
11# virtual machines, and ensures that they are recognized by java-config.
12#
13# -----------------------------------------------------------------------------
8 14
9DEPEND=" 15inherit eutils fdo-mime multilib pax-utils prefix
10 =dev-java/java-config-2.0* 16
11 =dev-java/java-config-1.3*
12 >=sys-apps/portage-2.1"
13RDEPEND=" 17RDEPEND="
14 =dev-java/java-config-2.0* 18 =dev-java/java-config-2*
15 =dev-java/java-config-1.3*" 19 || ( app-admin/eselect-java <dev-java/java-config-2.2 )"
20DEPEND="${RDEPEND}"
21has "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
16 22
17export WANT_JAVA_CONFIG=2 23export WANT_JAVA_CONFIG=2
18
19if [[ "${SLOT}" != "0" ]]; then
20 VMHANDLE=${PN}-${SLOT}
21else
22 VMHANDLE=${PN}
23fi
24 24
25JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm" 25JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
26JAVA_VM_DIR="/usr/lib/jvm" 26JAVA_VM_DIR="/usr/lib/jvm"
27JAVA_VM_SYSTEM="/etc/java-config-2/current-system-vm"
28JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}"
27 29
28EXPORT_FUNCTIONS pkg_postinst pkg_prerm 30EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm
31
32java-vm-2_pkg_setup() {
33 if [[ "${SLOT}" != "0" ]]; then
34 VMHANDLE=${PN}-${SLOT}
35 else
36 VMHANDLE=${PN}
37 fi
38}
29 39
30java-vm-2_pkg_postinst() { 40java-vm-2_pkg_postinst() {
31 # Set the generation-2 system VM, if it isn't set 41 # Set the generation-2 system VM, if it isn't set or the setting is invalid
32 if [[ -z "$(java-config-2 -f)" ]]; then 42 # Note that we cannot rely on java-config here, as it will silently recognize
43 # e.g. icedtea6-bin as valid system VM if icedtea6 is set but invalid (e.g. due
44 # to the migration to icedtea-6)
45 if [[ ! -L "${JAVA_VM_SYSTEM}" ]]; then
33 java_set_default_vm_ 46 java_set_default_vm_
34 fi 47 else
35 48 local current_vm_path="$(readlink "${JAVA_VM_SYSTEM}")"
36 if [[ ${JAVA_VM_NO_GENERATION1} != "true" ]]; then 49 local current_vm="$(basename "${current_vm_path}")"
37 local systemvm1="$(java-config-1 -f)" 50 if [[ ! -L "${JAVA_VM_DIR}/${current_vm}" ]]; then
38 # no generation-1 system-vm was yet set 51 java_set_default_vm_
39 if [[ -z "${systemvm1}" ]]; then
40 einfo "No valid generation-1 system-vm set, setting to ${P}"
41 java-config-1 --set-system-vm=${P}
42 # dirty check to see if we are upgrading current generation-1 system vm
43 elif [[ ${systemvm1} =~ "^${VMHANDLE}" ]]; then
44 einfo "Upgrading generation-1 system-vm... updating its env file"
45 java-config-1 --set-system-vm=${P}
46 fi 52 fi
47 # else... some other VM is being updated, so we don't have to worry
48 fi 53 fi
49 54
55 java-vm_check-nsplugin
56 java_mozilla_clean_
57 fdo-mime_desktop_database_update
58}
59
60java-vm_check-nsplugin() {
61 local libdir
62 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
63 libdir=lib32
64 else
65 libdir=lib
66 fi
67
68 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
69
70 # Install a default nsplugin if we don't already have one
50 if has nsplugin ${IUSE} && use nsplugin; then 71 if in_iuse nsplugin && use nsplugin; then
51 if [[ ! -f /usr/lib/nsbrowser/plugins/javaplugin.so ]]; then 72 if [[ ! -f "${EPREFIX}"/usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
52 eselect java-nsplugin set ${VMHANDLE} 73 einfo "No system nsplugin currently set."
74 java-vm_set-nsplugin
75 else
76 einfo "System nsplugin is already set, not changing it."
53 fi 77 fi
78 einfo "You can change nsplugin with eselect java-nsplugin."
79 fi
80}
81
82java-vm_set-nsplugin() {
83 local extra_args
84 if use amd64; then
85 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
86 extra_args="32bit"
87 else
88 extra_args="64bit"
54 fi 89 fi
55 90 einfo "Setting ${extra_args} nsplugin to ${VMHANDLE}"
56 java_mozilla_clean_ 91 else
92 einfo "Setting nsplugin to ${VMHANDLE}..."
93 fi
94 eselect java-nsplugin set ${extra_args} ${VMHANDLE}
57} 95}
58 96
59java-vm-2_pkg_prerm() { 97java-vm-2_pkg_prerm() {
60 if [[ "$(java-config -f)" == "${VMHANDLE}" ]]; then 98 # Although REPLACED_BY_VERSION is EAPI=4, we shouldn't need to check EAPI for this use case
99 if [[ "$(GENTOO_VM="" java-config -f 2>/dev/null)" == "${VMHANDLE}" && -z "${REPLACED_BY_VERSION}" ]]; then
61 ewarn "It appears you are removing your default system VM!" 100 ewarn "It appears you are removing your system-vm!"
62 ewarn "Please run java-config -L then java-config -S to set a new system VM!" 101 ewarn "Please run java-config -L to list available VMs,"
102 ewarn "then use java-config -S to set a new system-vm!"
63 fi 103 fi
104}
105
106java-vm-2_pkg_postrm() {
107 fdo-mime_desktop_database_update
64} 108}
65 109
66java_set_default_vm_() { 110java_set_default_vm_() {
67 java-config-2 --set-system-vm="${VMHANDLE}" 111 java-config-2 --set-system-vm="${VMHANDLE}"
68 112
69 einfo " After installing ${P} this" 113 einfo " ${P} set as the default system-vm."
70 einfo " was set as the default JVM to run."
71} 114}
72 115
73get_system_arch() { 116get_system_arch() {
74 local sarch 117 local sarch
75 sarch=$(echo ${ARCH} | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/) 118 sarch=$(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/)
79 echo ${sarch} 122 echo ${sarch}
80} 123}
81 124
82# TODO rename to something more evident, like install_env_file 125# TODO rename to something more evident, like install_env_file
83set_java_env() { 126set_java_env() {
127 debug-print-function ${FUNCNAME} $*
128
129 if has ${EAPI:-0} 0 1 2 && ! use prefix ; then
130 ED="${D}"
131 EPREFIX=""
132 fi
133
84 local platform="$(get_system_arch)" 134 local platform="$(get_system_arch)"
85 local env_file="${D}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}" 135 local env_file="${ED}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
86 local old_env_file="${D}/etc/env.d/java/20${P}" 136 local old_env_file="${ED}/etc/env.d/java/20${P}"
137 if [[ ${1} ]]; then
138 local source_env_file="${1}"
139 else
87 local source_env_file="${FILESDIR}/${VMHANDLE}.env" 140 local source_env_file="${FILESDIR}/${VMHANDLE}.env"
141 fi
88 142
89 if [[ ! -f ${source_env_file} ]]; then 143 if [[ ! -f ${source_env_file} ]]; then
90 die "Unable to find the env file: ${source_env_file}" 144 die "Unable to find the env file: ${source_env_file}"
91 fi 145 fi
92 146
93 dodir ${JAVA_VM_CONFIG_DIR} 147 dodir ${JAVA_VM_CONFIG_DIR}
94 dodir /etc/env.d/java # generation-1 compatibility
95 sed \ 148 sed \
96 -e "s/@P@/${P}/g" \ 149 -e "s/@P@/${P}/g" \
97 -e "s/@PN@/${PN}/g" \ 150 -e "s/@PN@/${PN}/g" \
98 -e "s/@PV@/${PV}/g" \ 151 -e "s/@PV@/${PV}/g" \
99 -e "s/@PF@/${PF}/g" \ 152 -e "s/@PF@/${PF}/g" \
153 -e "s/@SLOT@/${SLOT}/g" \
100 -e "s/@PLATFORM@/${platform}/g" \ 154 -e "s/@PLATFORM@/${platform}/g" \
155 -e "s/@LIBDIR@/$(get_libdir)/g" \
101 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \ 156 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \
102 < ${source_env_file} \ 157 < "${source_env_file}" \
103 > ${env_file} || die "sed failed" 158 > "${env_file}" || die "sed failed"
104 159
160 (
105 echo "VMHANDLE=\"${VMHANDLE}\"" >> ${env_file} 161 echo "VMHANDLE=\"${VMHANDLE}\""
106 162 echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\""
107 # generation-1 compatibility 163 ) >> "${env_file}"
108 if [[ ${JAVA_VM_NO_GENERATION1} != true ]]; then 164
109 # We need to strip some things out of the new style env, 165 eprefixify ${env_file}
110 # because these end up going in the env
111 sed -e 's/.*CLASSPATH.*//' \
112 -e 's/.*PROVIDES.*//' \
113 ${env_file} \
114 > ${old_env_file} || die "failed to create old-style env file"
115 fi
116 166
117 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file} 167 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}
118 168
119 local java_home=$(source ${env_file}; echo ${JAVA_HOME}) 169 local java_home=$(source "${env_file}"; echo ${JAVA_HOME})
120 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}" 170 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"
121 171
122 # Make the symlink 172 # Make the symlink
173 dodir "${JAVA_VM_DIR}"
123 dosym ${java_home} ${JAVA_VM_DIR}/${VMHANDLE} \ 174 dosym ${java_home#${EPREFIX}} ${JAVA_VM_DIR}/${VMHANDLE} \
124 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDE}" 175 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}"
125} 176}
126 177
178# -----------------------------------------------------------------------------
179# @ebuild-function java-vm_set-pax-markings
180#
181# Set PaX markings on all JDK/JRE executables to allow code-generation on
182# the heap by the JIT compiler.
183#
184# The markings need to be set prior to the first invocation of the the freshly
185# built / installed VM. Be it before creating the Class Data Sharing archive or
186# generating cacerts. Otherwise a PaX enabled kernel will kill the VM.
187# Bug #215225 #389751
188#
189# @example
190# java-vm_set-pax-markings "${S}"
191# java-vm_set-pax-markings "${ED}"/opt/${P}
192#
193# @param $1 - JDK/JRE base directory.
194# -----------------------------------------------------------------------------
195java-vm_set-pax-markings() {
196 debug-print-function ${FUNCNAME} "$*"
197 [[ $# -ne 1 ]] && die "${FUNCNAME}: takes exactly one argument"
198 [[ ! -f "${1}"/bin/java ]] \
199 && die "${FUNCNAME}: argument needs to be JDK/JRE base directory"
200
201 local executables=( "${1}"/bin/* )
202 [[ -d "${1}"/jre ]] && executables+=( "${1}"/jre/bin/* )
203
204 # Usally disabeling MPROTECT is sufficent
205 local pax_markings="m"
206 # On x86 for heap sizes over 700MB disable SEGMEXEC and PAGEEXEC as well.
207 use x86 && pax_markings="msp"
208
209 pax-mark ${pax_markings} $(list-paxables "${executables[@]}")
210}
211
212# -----------------------------------------------------------------------------
213# @ebuild-function java-vm_revdep-mask
214#
215# Installs a revdep-rebuild control file which SEARCH_DIR_MASK set to the path
216# where the VM is installed. Prevents pointless rebuilds - see bug #177925.
217# Also gives a notice to the user.
218#
219# @example
220# java-vm_revdep-mask
221# java-vm_revdep-mask /path/to/jdk/
222#
223# @param $1 - Path of the VM (defaults to /opt/${P} if not set)
224# ------------------------------------------------------------------------------
225java-vm_revdep-mask() {
226 if has ${EAPI:-0} 0 1 2 && ! use prefix; then
227 ED="${D}"
228 EPREFIX=
229 fi
230
231 local VMROOT="${1-"${EPREFIX}"/opt/${P}}"
232
233 dodir /etc/revdep-rebuild/
234 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${ED}/etc/revdep-rebuild/61-${VMHANDLE}"
235}
236
237# -----------------------------------------------------------------------------
238# @ebuild-function java-vm_sandbox-predict
239#
240# Install a sandbox control file. Specified paths won't cause a sandbox
241# violation if opened read write but no write takes place. See bug 388937#c1
242#
243# @example
244# java-vm_sandbox-predict /dev/random /proc/self/coredump_filter
245# -----------------------------------------------------------------------------
246java-vm_sandbox-predict() {
247 debug-print-function ${FUNCNAME} "$*"
248 [[ -z "${1}" ]] && die "${FUNCNAME} takes at least one argument"
249
250 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
251
252 local path path_arr=("$@")
253 # subshell this to prevent IFS bleeding out dependant on bash version.
254 # could use local, which *should* work, but that requires a lot of testing.
255 path=$(IFS=":"; echo "${path_arr[*]}")
256 dodir /etc/sandbox.d
257 echo "SANDBOX_PREDICT=\"${path}\"" > "${ED}/etc/sandbox.d/20${VMHANDLE}" \
258 || die "Failed to write sandbox control file"
259}
127 260
128java_get_plugin_dir_() { 261java_get_plugin_dir_() {
262 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
129 echo /usr/$(get_libdir)/nsbrowser/plugins 263 echo "${EPREFIX}"/usr/$(get_libdir)/nsbrowser/plugins
130} 264}
131 265
132install_mozilla_plugin() { 266install_mozilla_plugin() {
133 local plugin=${1} 267 local plugin="${1}"
268 local variant="${2}"
134 269
270 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
135 if [ ! -f "${D}/${plugin}" ] ; then 271 if [[ ! -f "${ED}/${plugin}" ]]; then
136 die "Cannot find mozilla plugin at ${D}/${plugin}" 272 die "Cannot find mozilla plugin at ${ED}/${plugin}"
137 fi 273 fi
138 274
275 if [[ -n "${variant}" ]]; then
276 variant="-${variant}"
277 fi
278
139 local plugin_dir=/usr/share/java-config-2/nsplugin 279 local plugin_dir="/usr/share/java-config-2/nsplugin"
140 dodir ${plugin_dir} 280 dodir "${plugin_dir}"
141 dosym ${plugin} ${plugin_dir}/${VMHANDLE}-javaplugin.so 281 dosym "${plugin}" "${plugin_dir}/${VMHANDLE}${variant}-javaplugin.so"
142} 282}
143 283
144java_mozilla_clean_() { 284java_mozilla_clean_() {
145 # Because previously some ebuilds installed symlinks outside of pkg_install 285 # Because previously some ebuilds installed symlinks outside of pkg_install
146 # and are left behind, which forces you to manualy remove them to select the 286 # and are left behind, which forces you to manualy remove them to select the
152 for file in ${plugin_dir}/libjavaplugin*; do 292 for file in ${plugin_dir}/libjavaplugin*; do
153 rm -f ${file} 293 rm -f ${file}
154 done 294 done
155} 295}
156 296
297# ------------------------------------------------------------------------------
298# @eclass-end
299# ------------------------------------------------------------------------------

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