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Revision 1.39 - (hide annotations) (download)
Mon Nov 21 10:15:46 2011 UTC (3 years ago) by sera
Branch: MAIN
Changes since 1.38: +36 -2 lines
Move handling of PaX marking JVM executables to eclass.

1 sera 1.37 # Copyright 1999-2011 Gentoo Foundation
2 nichoj 1.1 # Distributed under the terms of the GNU General Public License v2
3 sera 1.39 # $Header: /var/cvsroot/gentoo-x86/eclass/java-vm-2.eclass,v 1.38 2011/11/15 09:02:15 caster Exp $
4 nichoj 1.9
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 nichoj 1.1 #
13 nichoj 1.9 # -----------------------------------------------------------------------------
14 nichoj 1.1
15 sera 1.39 inherit eutils fdo-mime multilib pax-utils prefix
16 nichoj 1.1
17 betelgeuse 1.26 DEPEND="=dev-java/java-config-2*"
18 ssuominen 1.32 has "${EAPI}" 0 1 && DEPEND="${DEPEND} >=sys-apps/portage-2.1"
19 betelgeuse 1.26
20 nichoj 1.1 RDEPEND="
21 caster 1.25 =dev-java/java-config-2*"
22    
23 nichoj 1.1 export WANT_JAVA_CONFIG=2
24    
25     JAVA_VM_CONFIG_DIR="/usr/share/java-config-2/vm"
26     JAVA_VM_DIR="/usr/lib/jvm"
27 caster 1.35 JAVA_VM_SYSTEM="/etc/java-config-2/current-system-vm"
28 ali_bush 1.28 JAVA_VM_BUILD_ONLY="${JAVA_VM_BUILD_ONLY:-FALSE}"
29 nichoj 1.1
30 betelgeuse 1.22 EXPORT_FUNCTIONS pkg_setup pkg_postinst pkg_prerm pkg_postrm
31 betelgeuse 1.17
32     java-vm-2_pkg_setup() {
33     if [[ "${SLOT}" != "0" ]]; then
34     VMHANDLE=${PN}-${SLOT}
35     else
36     VMHANDLE=${PN}
37     fi
38     }
39 nichoj 1.1
40     java-vm-2_pkg_postinst() {
41 caster 1.35 # Set the generation-2 system VM, if it isn't set or the setting is invalid
42     # Note that we cannot rely on java-config here, as it will silently recognize
43     # e.g. icedtea6-bin as valid system VM if icedtea6 is set but invalid (e.g. due
44     # to the migration to icedtea-6)
45     if [[ ! -L "${JAVA_VM_SYSTEM}" ]]; then
46 nichoj 1.1 java_set_default_vm_
47 caster 1.35 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
53 nichoj 1.1 fi
54    
55 nichoj 1.15 java-vm_check-nsplugin
56     java_mozilla_clean_
57 betelgeuse 1.16 fdo-mime_desktop_database_update
58 nichoj 1.15 }
59    
60     java-vm_check-nsplugin() {
61     local libdir
62     if [[ ${VMHANDLE} =~ emul-linux-x86 ]]; then
63     libdir=lib32
64     else
65     libdir=lib
66     fi
67 caster 1.33
68     has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
69    
70 nichoj 1.9 # Install a default nsplugin if we don't already have one
71 nichoj 1.3 if has nsplugin ${IUSE} && use nsplugin; then
72 caster 1.33 if [[ ! -f "${EPREFIX}"/usr/${libdir}/nsbrowser/plugins/javaplugin.so ]]; then
73 nichoj 1.15 einfo "No system nsplugin currently set."
74     java-vm_set-nsplugin
75 caster 1.12 else
76     einfo "System nsplugin is already set, not changing it."
77 nichoj 1.3 fi
78 caster 1.12 einfo "You can change nsplugin with eselect java-nsplugin."
79 nichoj 1.3 fi
80 nichoj 1.15 }
81 nichoj 1.3
82 nichoj 1.15 java-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"
89     fi
90     einfo "Setting ${extra_args} nsplugin to ${VMHANDLE}"
91     else
92     einfo "Setting nsplugin to ${VMHANDLE}..."
93     fi
94     eselect java-nsplugin set ${extra_args} ${VMHANDLE}
95 nichoj 1.1 }
96    
97     java-vm-2_pkg_prerm() {
98 caster 1.35 # Although REPLACED_BY_VERSION is EAPI=4, we shouldn't need to check EAPI for this use case
99 caster 1.36 if [[ "$(GENTOO_VM="" java-config -f 2>/dev/null)" == "${VMHANDLE}" && -z "${REPLACED_BY_VERSION}" ]]; then
100 betelgeuse 1.22 ewarn "It appears you are removing your 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!"
103     fi
104 nichoj 1.1 }
105    
106 betelgeuse 1.16 java-vm-2_pkg_postrm() {
107     fdo-mime_desktop_database_update
108     }
109    
110 nichoj 1.1 java_set_default_vm_() {
111     java-config-2 --set-system-vm="${VMHANDLE}"
112    
113 nichoj 1.9 einfo " ${P} set as the default system-vm."
114 nichoj 1.1 }
115    
116     get_system_arch() {
117     local sarch
118     sarch=$(echo ${ARCH} | sed -e s/[i]*.86/i386/ -e s/x86_64/amd64/ -e s/sun4u/sparc/ -e s/sparc64/sparc/ -e s/arm.*/arm/ -e s/sa110/arm/)
119     if [ -z "${sarch}" ]; then
120     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/)
121     fi
122     echo ${sarch}
123     }
124    
125     # TODO rename to something more evident, like install_env_file
126     set_java_env() {
127 betelgeuse 1.20 debug-print-function ${FUNCNAME} $*
128 caster 1.33
129 grobian 1.34 if has ${EAPI:-0} 0 1 2 && ! use prefix ; then
130     ED="${D}"
131     EPREFIX=""
132     fi
133 caster 1.33
134 nichoj 1.1 local platform="$(get_system_arch)"
135 caster 1.33 local env_file="${ED}${JAVA_VM_CONFIG_DIR}/${VMHANDLE}"
136     local old_env_file="${ED}/etc/env.d/java/20${P}"
137 betelgeuse 1.20 if [[ ${1} ]]; then
138     local source_env_file="${1}"
139     else
140     local source_env_file="${FILESDIR}/${VMHANDLE}.env"
141     fi
142 nichoj 1.1
143     if [[ ! -f ${source_env_file} ]]; then
144     die "Unable to find the env file: ${source_env_file}"
145     fi
146    
147     dodir ${JAVA_VM_CONFIG_DIR}
148     sed \
149     -e "s/@P@/${P}/g" \
150     -e "s/@PN@/${PN}/g" \
151     -e "s/@PV@/${PV}/g" \
152     -e "s/@PF@/${PF}/g" \
153     -e "s/@PLATFORM@/${platform}/g" \
154 caster 1.30 -e "s/@LIBDIR@/$(get_libdir)/g" \
155 nichoj 1.1 -e "/^LDPATH=.*lib\\/\\\"/s|\"\\(.*\\)\"|\"\\1${platform}/:\\1${platform}/server/\"|" \
156 betelgeuse 1.31 < "${source_env_file}" \
157     > "${env_file}" || die "sed failed"
158 nichoj 1.1
159 ali_bush 1.28 (
160     echo "VMHANDLE=\"${VMHANDLE}\""
161 maekke 1.29 echo "BUILD_ONLY=\"${JAVA_VM_BUILD_ONLY}\""
162 betelgeuse 1.31 ) >> "${env_file}"
163 swegener 1.13
164 caster 1.33 eprefixify ${env_file}
165    
166 nichoj 1.1 [[ -n ${JAVA_PROVIDE} ]] && echo "PROVIDES=\"${JAVA_PROVIDE}\"" >> ${env_file}
167    
168 betelgeuse 1.31 local java_home=$(source "${env_file}"; echo ${JAVA_HOME})
169 nichoj 1.1 [[ -z ${java_home} ]] && die "No JAVA_HOME defined in ${env_file}"
170    
171     # Make the symlink
172 caster 1.33 dodir "${JAVA_VM_DIR}"
173 grobian 1.34 dosym ${java_home#${EPREFIX}} ${JAVA_VM_DIR}/${VMHANDLE} \
174 nichoj 1.10 || die "Failed to make VM symlink at ${JAVA_VM_DIR}/${VMHANDLE}"
175 nichoj 1.1 }
176    
177 caster 1.19 # -----------------------------------------------------------------------------
178 sera 1.39 # @ebuild-function java-vm_set-pax-markings
179     #
180     # Set PaX markings on all JDK/JRE executables to allow code-generation on
181     # the heap by the JIT compiler.
182     #
183     # The markings need to be set prior to the first invocation of the the freshly
184     # built / installed VM. Be it before creating the Class Data Sharing archive or
185     # generating cacerts. Otherwise a PaX enabled kernel will kill the VM.
186     # Bug #215225 #389751
187     #
188     # @example
189     # java-vm_set-pax-markings "${S}"
190     # java-vm_set-pax-markings "${ED}"/opt/${P}
191     #
192     # @param $1 - JDK/JRE base directory.
193     # -----------------------------------------------------------------------------
194     java-vm_set-pax-markings() {
195     debug-print-function ${FUNCNAME} "$*"
196     [[ $# -ne 1 ]] && die "${FUNCNAME}: takes exactly one argument"
197     [[ ! -f "${1}"/bin/java ]] \
198     && die "${FUNCNAME}: argument needs to be JDK/JRE base directory"
199    
200     local executables=( "${1}"/bin/* )
201     [[ -d "${1}"/jre ]] && executables+=( "${1}"/jre/bin/* )
202    
203     # Usally disabeling MPROTECT is sufficent
204     local pax_markings="m"
205     # On x86 for heap sizes over 700MB disable SEGMEXEC and PAGEEXEC as well.
206     use x86 && pax_markings="msp"
207    
208     pax-mark ${pax_markings} $(list-paxables "${executables[@]}")
209     }
210    
211     # -----------------------------------------------------------------------------
212 caster 1.19 # @ebuild-function java-vm_revdep-mask
213     #
214     # Installs a revdep-rebuild control file which SEARCH_DIR_MASK set to the path
215     # where the VM is installed. Prevents pointless rebuilds - see bug #177925.
216     # Also gives a notice to the user.
217     #
218     # @example
219     # java-vm_revdep-mask
220     # java-vm_revdep-mask /path/to/jdk/
221     #
222     # @param $1 - Path of the VM (defaults to /opt/${P} if not set)
223     # ------------------------------------------------------------------------------
224     java-vm_revdep-mask() {
225 caster 1.33 if has ${EAPI:-0} 0 1 2 && ! use prefix; then
226     ED="${D}"
227     EPREFIX=
228     fi
229    
230     local VMROOT="${1-"${EPREFIX}"/opt/${P}}"
231 caster 1.19
232     dodir /etc/revdep-rebuild/
233 caster 1.33 echo "SEARCH_DIRS_MASK=\"${VMROOT}\""> "${ED}/etc/revdep-rebuild/61-${VMHANDLE}"
234 caster 1.19 }
235 nichoj 1.1
236 sera 1.37 # -----------------------------------------------------------------------------
237     # @ebuild-function java-vm_sandbox-predict
238     #
239     # Install a sandbox control file. Specified paths won't cause a sandbox
240     # violation if opened read write but no write takes place. See bug 388937#c1
241     #
242     # @example
243     # java-vm_sandbox-predict /dev/random /proc/self/coredump_filter
244     # -----------------------------------------------------------------------------
245     java-vm_sandbox-predict() {
246     debug-print-function ${FUNCNAME} "$*"
247     [[ -z "${1}" ]] && die "${FUNCNAME} takes at least one argument"
248    
249     has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
250    
251     local path path_arr=("$@")
252     IFS=":" path="${path_arr[*]}"
253     dodir /etc/sandbox.d
254     echo "SANDBOX_PREDICT=\"${path}\"" > "${ED}/etc/sandbox.d/20${VMHANDLE}" \
255     || die "Failed to write sandbox control file"
256     }
257    
258 nichoj 1.1 java_get_plugin_dir_() {
259 caster 1.33 has ${EAPI:-0} 0 1 2 && ! use prefix && EPREFIX=
260     echo "${EPREFIX}"/usr/$(get_libdir)/nsbrowser/plugins
261 nichoj 1.1 }
262    
263     install_mozilla_plugin() {
264 caster 1.23 local plugin="${1}"
265     local variant="${2}"
266 nichoj 1.1
267 caster 1.33 has ${EAPI:-0} 0 1 2 && ! use prefix && ED="${D}"
268     if [[ ! -f "${ED}/${plugin}" ]]; then
269     die "Cannot find mozilla plugin at ${ED}/${plugin}"
270 nichoj 1.1 fi
271    
272 caster 1.23 if [[ -n "${variant}" ]]; then
273     variant="-${variant}"
274     fi
275    
276     local plugin_dir="/usr/share/java-config-2/nsplugin"
277     dodir "${plugin_dir}"
278     dosym "${plugin}" "${plugin_dir}/${VMHANDLE}${variant}-javaplugin.so"
279 nichoj 1.1 }
280    
281     java_mozilla_clean_() {
282     # Because previously some ebuilds installed symlinks outside of pkg_install
283     # and are left behind, which forces you to manualy remove them to select the
284     # jdk/jre you want to use for java
285     local plugin_dir=$(java_get_plugin_dir_)
286     for file in ${plugin_dir}/javaplugin_*; do
287     rm -f ${file}
288     done
289     for file in ${plugin_dir}/libjavaplugin*; do
290     rm -f ${file}
291     done
292     }
293    
294 nichoj 1.9 # ------------------------------------------------------------------------------
295     # @eclass-end
296     # ------------------------------------------------------------------------------

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