/[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 1.29 2009/10/11 11:46:59 maekke 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
17DEPEND="=dev-java/java-config-2*"
18hasq "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
19 16
20RDEPEND=" 17RDEPEND="
21 =dev-java/java-config-2*" 18 =dev-java/java-config-2*
19 || ( app-admin/eselect-java <dev-java/java-config-2.2 )"
20DEPEND="${RDEPEND}"
21has "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
22 22
23export WANT_JAVA_CONFIG=2 23export WANT_JAVA_CONFIG=2
24 24
25JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm" 25JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
26JAVA_VM_DIR="/usr/lib/jvm" 26JAVA_VM_DIR="/usr/lib/jvm"
27JAVA_VM_SYSTEM="/etc/java-config-2/current-system-vm"
27JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}" 28JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}"
28 29
29EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm 30EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm
30 31
31java-vm-2_pkg_setup() { 32java-vm-2_pkg_setup() {
35 VMHANDLE=${PN} 36 VMHANDLE=${PN}
36 fi 37 fi
37} 38}
38 39
39java-vm-2_pkg_postinst() { 40java-vm-2_pkg_postinst() {
40 # Set the generation-2 system VM, if it isn't set 41 # Set the generation-2 system VM, if it isn't set or the setting is invalid
41 if [[ -z "$(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 "${JAVA_VM_SYSTEM}" ]]; then
42 java_set_default_vm_ 46 java_set_default_vm_
47 else
48 local current_vm_path="$(readlink "${JAVA_VM_SYSTEM}")"
49 local current_vm="$(basename "${current_vm_path}")"
50 if [[ ! -L "${JAVA_VM_DIR}/${current_vm}" ]]; then
51 java_set_default_vm_
52 fi
43 fi 53 fi
44 54
45 java-vm_check-nsplugin 55 java-vm_check-nsplugin
46 java_mozilla_clean_ 56 java_mozilla_clean_
47 fdo-mime_desktop_database_update 57 fdo-mime_desktop_database_update
52 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then 62 if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
53 libdir=lib32 63 libdir=lib32
54 else 64 else
55 libdir=lib 65 libdir=lib
56 fi 66 fi
67
68 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
69
57 # Install a default nsplugin if we don't already have one 70 # Install a default nsplugin if we don't already have one
58 if has nsplugin ${IUSE} && use nsplugin; then 71 if in_iuse nsplugin && use nsplugin; then
59 if [[ ! -f /usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then 72 if [[ ! -f "${EPREFIX}"/usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
60 einfo "No system nsplugin currently set." 73 einfo "No system nsplugin currently set."
61 java-vm_set-nsplugin 74 java-vm_set-nsplugin
62 else 75 else
63 einfo "System nsplugin is already set, not changing it." 76 einfo "System nsplugin is already set, not changing it."
64 fi 77 fi
80 fi 93 fi
81 eselect java-nsplugin set ${extra_args} ${VMHANDLE} 94 eselect java-nsplugin set ${extra_args} ${VMHANDLE}
82} 95}
83 96
84java-vm-2_pkg_prerm() { 97java-vm-2_pkg_prerm() {
85 if [[ "$(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
86 ewarn "It appears you are removing your system-vm!" 100 ewarn "It appears you are removing your system-vm!"
87 ewarn "Please run java-config -L to list available VMs," 101 ewarn "Please run java-config -L to list available VMs,"
88 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!"
89 fi 103 fi
90} 104}
109} 123}
110 124
111# TODO rename to something more evident, like install_env_file 125# TODO rename to something more evident, like install_env_file
112set_java_env() { 126set_java_env() {
113 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
114 local platform="$(get_system_arch)" 134 local platform="$(get_system_arch)"
115 local env_file="${D}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}" 135 local env_file="${ED}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
116 local old_env_file="${D}/etc/env.d/java/20${P}" 136 local old_env_file="${ED}/etc/env.d/java/20${P}"
117 if [[ ${1} ]]; then 137 if [[ ${1} ]]; then
118 local source_env_file="${1}" 138 local source_env_file="${1}"
119 else 139 else
120 local source_env_file="${FILESDIR}/${VMHANDLE}.env" 140 local source_env_file="${FILESDIR}/${VMHANDLE}.env"
121 fi 141 fi
128 sed \ 148 sed \
129 -e "s/@P@/${P}/g" \ 149 -e "s/@P@/${P}/g" \
130 -e "s/@PN@/${PN}/g" \ 150 -e "s/@PN@/${PN}/g" \
131 -e "s/@PV@/${PV}/g" \ 151 -e "s/@PV@/${PV}/g" \
132 -e "s/@PF@/${PF}/g" \ 152 -e "s/@PF@/${PF}/g" \
153 -e "s/@SLOT@/${SLOT}/g" \
133 -e "s/@PLATFORM@/${platform}/g" \ 154 -e "s/@PLATFORM@/${platform}/g" \
155 -e "s/@LIBDIR@/$(get_libdir)/g" \
134 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \ 156 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \
135 < ${source_env_file} \ 157 < "${source_env_file}" \
136 > ${env_file} || die "sed failed" 158 > "${env_file}" || die "sed failed"
137 159
138 ( 160 (
139 echo "VMHANDLE=\"${VMHANDLE}\"" 161 echo "VMHANDLE=\"${VMHANDLE}\""
140 echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\"" 162 echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\""
141 ) >> ${env_file} 163 ) >> "${env_file}"
164
165 eprefixify ${env_file}
142 166
143 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file} 167 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}
144 168
145 local java_home=$(source ${env_file}; echo ${JAVA_HOME}) 169 local java_home=$(source "${env_file}"; echo ${JAVA_HOME})
146 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}" 170 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"
147 171
148 # Make the symlink 172 # Make the symlink
173 dodir "${JAVA_VM_DIR}"
149 dosym ${java_home} ${JAVA_VM_DIR}/${VMHANDLE} \ 174 dosym ${java_home#${EPREFIX}} ${JAVA_VM_DIR}/${VMHANDLE} \
150 || 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[@]}")
151} 210}
152 211
153# ----------------------------------------------------------------------------- 212# -----------------------------------------------------------------------------
154# @ebuild-function java-vm_revdep-mask 213# @ebuild-function java-vm_revdep-mask
155# 214#
162# java-vm_revdep-mask /path/to/jdk/ 221# java-vm_revdep-mask /path/to/jdk/
163# 222#
164# @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)
165# ------------------------------------------------------------------------------ 224# ------------------------------------------------------------------------------
166java-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
167 local VMROOT="${1-/opt/${P}}" 231 local VMROOT="${1-"${EPREFIX}"/opt/${P}}"
168 232
169 dodir /etc/revdep-rebuild/ 233 dodir /etc/revdep-rebuild/
170 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${D}/etc/revdep-rebuild/61-${VMHANDLE}" 234 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${ED}/etc/revdep-rebuild/61-${VMHANDLE}"
235}
171 236
172 elog "A revdep-rebuild control file was installed to prevent reinstalls due to" 237# -----------------------------------------------------------------------------
173 elog "missing dependencies (see bug #177925 for more info). Note that some parts" 238# @ebuild-function java-vm_sandbox-predict
174 elog "of the JVM may require dependencies that are pulled only through respective" 239#
175 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"
176} 259}
177 260
178java_get_plugin_dir_() { 261java_get_plugin_dir_() {
262 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
179 echo /usr/$(get_libdir)/nsbrowser/plugins 263 echo "${EPREFIX}"/usr/$(get_libdir)/nsbrowser/plugins
180} 264}
181 265
182install_mozilla_plugin() { 266install_mozilla_plugin() {
183 local plugin="${1}" 267 local plugin="${1}"
184 local variant="${2}" 268 local variant="${2}"
185 269
270 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
186 if [[ ! -f "${D}/${plugin}" ]]; then 271 if [[ ! -f "${ED}/${plugin}" ]]; then
187 die "Cannot find mozilla plugin at ${D}/${plugin}" 272 die "Cannot find mozilla plugin at ${ED}/${plugin}"
188 fi 273 fi
189 274
190 if [[ -n "${variant}" ]]; then 275 if [[ -n "${variant}" ]]; then
191 variant="-${variant}" 276 variant="-${variant}"
192 fi 277 fi

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