/[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 1.25 2009/02/09 23:01:51 caster Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.43 2012/06/11 19:46:32 sera Exp $
4 4
5# ----------------------------------------------------------------------------- 5# -----------------------------------------------------------------------------
6# @eclass-begin 6# @eclass-begin
7# @eclass-shortdesc Java Virtual Machine eclass 7# @eclass-shortdesc Java Virtual Machine eclass
8# @eclass-maintainer java@gentoo.org 8# @eclass-maintainer java@gentoo.org
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# 12#
13# ----------------------------------------------------------------------------- 13# -----------------------------------------------------------------------------
14 14
15inherit eutils fdo-mime 15inherit eutils fdo-mime multilib pax-utils prefix
16 16
17DEPEND=" 17RDEPEND="
18 =dev-java/java-config-2* 18 =dev-java/java-config-2*
19 >=sys-apps/portage-2.1" 19 || ( app-admin/eselect-java <dev-java/java-config-2.2 )"
20RDEPEND=" 20DEPEND="${RDEPEND}"
21 =dev-java/java-config-2*" 21has "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
22
23# bug #176784
24if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
25 DEPEND="${DEPEND} =dev-java/java-config-1.3*"
26 RDEPEND="${RDEPEND} =dev-java/java-config-1.3*"
27fi
28 22
29export WANT_JAVA_CONFIG=2 23export WANT_JAVA_CONFIG=2
30 24
31JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm" 25JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
32JAVA_VM_DIR="/usr/lib/jvm" 26JAVA_VM_DIR="/usr/lib/jvm"
27JAVA_VM_SYSTEM="/etc/java-config-2/current-system-vm"
28JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}"
33 29
34EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm 30EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm
35 31
36java-vm-2_pkg_setup() { 32java-vm-2_pkg_setup() {
37 if [[ "${SLOT}" != "0" ]]; then 33 if [[ "${SLOT}" != "0" ]]; then
40 VMHANDLE=${PN} 36 VMHANDLE=${PN}
41 fi 37 fi
42} 38}
43 39
44java-vm-2_pkg_postinst() { 40java-vm-2_pkg_postinst() {
45 # 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
46 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
47 java_set_default_vm_ 46 java_set_default_vm_
48 fi
49
50 # support both variables for now
51 if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
52 local systemvm1="$(java-config-1 -f 2>/dev/null)"
53 # no generation-1 system-vm was previously set
54 if [[ -z "${systemvm1}" ]]; then
55 # if 20java exists, must be using old VM
56 if [[ -f /etc/env.d/20java ]]; then
57 ewarn "The current generation-1 system-vm is using an out-of-date VM,"
58 ewarn "as in, it hasn't been updated for use with the new Java sytem."
59 # othewise, it must not have been set before
60 else 47 else
61 ewarn "No generation-1 system-vm previously set." 48 local current_vm_path="$(readlink "${JAVA_VM_SYSTEM}")"
62 fi 49 local current_vm="$(basename "${current_vm_path}")"
63 ewarn "Setting generation-1 system-vm to ${VMHANDLE}" 50 if [[ ! -L "${JAVA_VM_DIR}/${current_vm}" ]]; then
64 java-config-1 --set-system-vm=${P} 2>/dev/null 51 java_set_default_vm_
65 # dirty check to see if we are upgrading current generation-1 system vm
66 elif [[ "${systemvm1}" = ${VMHANDLE}* ]]; then
67 einfo "Emerging the current generation-1 system-vm..."
68 einfo "Updating its config files."
69 java-config-1 --set-system-vm=${P} 2>/dev/null
70 # dirty check to see if current system vm is a jre - replace it with
71 elif [[ "${systemvm1}" = *jre* ]]; then
72 ewarn "Current generation-1 system-vm is a JRE"
73 ewarn "For the new and old Java systems to coexist,"
74 ewarn "the generation-1 system-vm must be a JDK."
75 ewarn "Setting generation-1 system-vm to ${VMHANDLE}"
76 java-config-1 --set-system-vm=${P} 2>/dev/null
77 fi 52 fi
78 # else... some other VM is being updated, so we don't have to worry
79 else
80 einfo "JREs and 1.5+ JDKs are not supported for use with generation-1."
81 einfo "This is because generation-1 is only for use for building packages."
82 einfo "Only generation-2 should be used by end-users,"
83 einfo "where all JREs and JDKs will be available"
84 fi 53 fi
85
86 echo
87 54
88 java-vm_check-nsplugin 55 java-vm_check-nsplugin
89 java_mozilla_clean_ 56 java_mozilla_clean_
90 fdo-mime_desktop_database_update 57 fdo-mime_desktop_database_update
91} 58}
95 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then 62 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
96 libdir=lib32 63 libdir=lib32
97 else 64 else
98 libdir=lib 65 libdir=lib
99 fi 66 fi
67
68 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
69
100 # Install a default nsplugin if we don't already have one 70 # Install a default nsplugin if we don't already have one
101 if has nsplugin ${IUSE} && use nsplugin; then 71 if in_iuse nsplugin && use nsplugin; then
102 if [[ ! -f /usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then 72 if [[ ! -f "${EPREFIX}"/usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
103 einfo "No system nsplugin currently set." 73 einfo "No system nsplugin currently set."
104 java-vm_set-nsplugin 74 java-vm_set-nsplugin
105 else 75 else
106 einfo "System nsplugin is already set, not changing it." 76 einfo "System nsplugin is already set, not changing it."
107 fi 77 fi
123 fi 93 fi
124 eselect java-nsplugin set ${extra_args} ${VMHANDLE} 94 eselect java-nsplugin set ${extra_args} ${VMHANDLE}
125} 95}
126 96
127java-vm-2_pkg_prerm() { 97java-vm-2_pkg_prerm() {
128 if [[ "$(java-config -f 2>/dev/null)" == "${VMHANDLE}" ]]; then 98 # Although REPLACED_BY_VERSION is EAPI=4, we shouldn't need to check EAPI for this use case
99 if [[ "$(GENTOO_VM="" java-config -f 2>/dev/null)" == "${VMHANDLE}" && -z "${REPLACED_BY_VERSION}" ]]; then
129 ewarn "It appears you are removing your system-vm!" 100 ewarn "It appears you are removing your system-vm!"
130 ewarn "Please run java-config -L to list available VMs," 101 ewarn "Please run java-config -L to list available VMs,"
131 ewarn "then use java-config -S to set a new system-vm!" 102 ewarn "then use java-config -S to set a new system-vm!"
132 fi 103 fi
133} 104}
152} 123}
153 124
154# TODO rename to something more evident, like install_env_file 125# TODO rename to something more evident, like install_env_file
155set_java_env() { 126set_java_env() {
156 debug-print-function ${FUNCNAME} $* 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
157 local platform="$(get_system_arch)" 134 local platform="$(get_system_arch)"
158 local env_file="${D}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}" 135 local env_file="${ED}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
159 local old_env_file="${D}/etc/env.d/java/20${P}" 136 local old_env_file="${ED}/etc/env.d/java/20${P}"
160 if [[ ${1} ]]; then 137 if [[ ${1} ]]; then
161 local source_env_file="${1}" 138 local source_env_file="${1}"
162 else 139 else
163 local source_env_file="${FILESDIR}/${VMHANDLE}.env" 140 local source_env_file="${FILESDIR}/${VMHANDLE}.env"
164 fi 141 fi
171 sed \ 148 sed \
172 -e "s/@P@/${P}/g" \ 149 -e "s/@P@/${P}/g" \
173 -e "s/@PN@/${PN}/g" \ 150 -e "s/@PN@/${PN}/g" \
174 -e "s/@PV@/${PV}/g" \ 151 -e "s/@PV@/${PV}/g" \
175 -e "s/@PF@/${PF}/g" \ 152 -e "s/@PF@/${PF}/g" \
153 -e "s/@SLOT@/${SLOT}/g" \
176 -e "s/@PLATFORM@/${platform}/g" \ 154 -e "s/@PLATFORM@/${platform}/g" \
155 -e "s/@LIBDIR@/$(get_libdir)/g" \
177 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \ 156 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \
178 < ${source_env_file} \ 157 < "${source_env_file}" \
179 > ${env_file} || die "sed failed" 158 > "${env_file}" || die "sed failed"
180 159
160 (
181 echo "VMHANDLE=\"${VMHANDLE}\"" >> ${env_file} 161 echo "VMHANDLE=\"${VMHANDLE}\""
162 echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\""
163 ) >> "${env_file}"
182 164
183 # generation-1 compatibility 165 eprefixify ${env_file}
184 # respect both variables for now...
185 if [[ ${JAVA_SUPPORTS_GENERATION_1} == 'true' && ${JAVA_VM_NO_GENERATION1} != 'true' ]]; then
186 einfo "Enabling generation-1 compatibility..."
187 dodir /etc/env.d/java # generation-1 compatibility
188 # We need to strip some things out of the new style env,
189 # because these end up going in the env
190 sed -e 's/.*CLASSPATH.*//' \
191 -e 's/.*PROVIDES.*//' \
192 ${env_file} \
193 > ${old_env_file} || die "failed to create generation-1 env file"
194 else
195 ewarn "Disabling generation-1 compatibility..."
196 fi
197 166
198 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file} 167 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}
199 168
200 local java_home=$(source ${env_file}; echo ${JAVA_HOME}) 169 local java_home=$(source "${env_file}"; echo ${JAVA_HOME})
201 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}" 170 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"
202 171
203 # Make the symlink 172 # Make the symlink
173 dodir "${JAVA_VM_DIR}"
204 dosym ${java_home} ${JAVA_VM_DIR}/${VMHANDLE} \ 174 dosym ${java_home#${EPREFIX}} ${JAVA_VM_DIR}/${VMHANDLE} \
205 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}" 175 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}"
176}
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[@]}")
206} 210}
207 211
208# ----------------------------------------------------------------------------- 212# -----------------------------------------------------------------------------
209# @ebuild-function java-vm_revdep-mask 213# @ebuild-function java-vm_revdep-mask
210# 214#
217# java-vm_revdep-mask /path/to/jdk/ 221# java-vm_revdep-mask /path/to/jdk/
218# 222#
219# @param $1 - Path of the VM (defaults to /opt/${P} if not set) 223# @param $1 - Path of the VM (defaults to /opt/${P} if not set)
220# ------------------------------------------------------------------------------ 224# ------------------------------------------------------------------------------
221java-vm_revdep-mask() { 225java-vm_revdep-mask() {
226 if has ${EAPI:-0} 0 1 2 && ! use prefix; then
227 ED="${D}"
228 EPREFIX=
229 fi
230
222 local VMROOT="${1-/opt/${P}}" 231 local VMROOT="${1-"${EPREFIX}"/opt/${P}}"
223 232
224 dodir /etc/revdep-rebuild/ 233 dodir /etc/revdep-rebuild/
225 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${D}/etc/revdep-rebuild/61-${VMHANDLE}" 234 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${ED}/etc/revdep-rebuild/61-${VMHANDLE}"
235}
226 236
227 elog "A revdep-rebuild control file was installed to prevent reinstalls due to" 237# -----------------------------------------------------------------------------
228 elog "missing dependencies (see bug #177925 for more info). Note that some parts" 238# @ebuild-function java-vm_sandbox-predict
229 elog "of the JVM may require dependencies that are pulled only through respective" 239#
230 elog "USE flags (typically X, alsa, odbc) and some Java code may fail without them." 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"
231} 259}
232 260
233java_get_plugin_dir_() { 261java_get_plugin_dir_() {
262 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
234 echo /usr/$(get_libdir)/nsbrowser/plugins 263 echo "${EPREFIX}"/usr/$(get_libdir)/nsbrowser/plugins
235} 264}
236 265
237install_mozilla_plugin() { 266install_mozilla_plugin() {
238 local plugin="${1}" 267 local plugin="${1}"
239 local variant="${2}" 268 local variant="${2}"
240 269
270 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
241 if [[ ! -f "${D}/${plugin}" ]]; then 271 if [[ ! -f "${ED}/${plugin}" ]]; then
242 die "Cannot find mozilla plugin at ${D}/${plugin}" 272 die "Cannot find mozilla plugin at ${ED}/${plugin}"
243 fi 273 fi
244 274
245 if [[ -n "${variant}" ]]; then 275 if [[ -n "${variant}" ]]; then
246 variant="-${variant}" 276 variant="-${variant}"
247 fi 277 fi

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