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# Copyright 2010-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
inherit config multilib
DESCRIPTION="Manage php installations"
MAINTAINER="php-bugs@gentoo.org"
MODULES="cli apache2 fpm cgi"
cli_link="${EROOT}"/usr/bin/php
fpm_link="${EROOT}"/usr/bin/php-fpm
cgi_link="${EROOT}"/usr/bin/php-cgi
cleanup_sapis() {
local m
local link
for m in $MODULES ; do
cleanup_sapi $m
done
}
cleanup_sapi() {
local l=${1}_link
local link=${!l}
if [[ -L $link && ! -e $link ]] ; then
echo -n "Broken link for $1"
if update_sapi $1 ; then
echo ", updated version to $(get_active_$1)"
return
else
rm $link
return
fi
fi
return 1
}
update_sapi() {
local target=$(find_targets_$1 | tail -n 1)
local current=$(get_active_$1)
[[ -z $target ]] && return 1
[[ $current = $target ]] && return 1
set_$1 $target
}
get_libdirs() {
local dir libdirs
for dir in $(list_libdirs); do
[[ -L ${EROOT}/usr/${dir} ]] && continue
ls "${EROOT}"/usr/${dir}/php*.* > /dev/null 2>&1 || continue
libdirs+=' '/usr/${dir}
done
echo ${libdirs:-/usr/lib}
}
get_active_libdir() {
local dir
for dir in $(get_libdirs); do
echo ${dir}
return
done
echo /usr/lib
}
get_libname() {
# probe on a well-known library
local lib ret=.so
for lib in "${EROOT}"$(get_active_libdir)/libz.* ; do
case "${lib##*/}" in
libz.a) ret=.a ;; # some platforms use .a as ext
libz.*.*) continue ;;
libz.*)
ret=${lib##*libz}
break
;;
esac
done
echo ${ret}
}
cleanup() {
local target=$(find_targets_$1 | tail -n 1)
[[ -z $target ]] &&
set_$1 $target
}
find_targets() {
local dir dirs libdir
for libdir in $(get_libdirs); do
for dir in "${EROOT}"${libdir}/php*.*; do
t=$(basename $dir)
has $t $dirs || dirs="${dirs} $t"
done
done
echo $dirs
}
find_targets_apache2() {
local libs target libdir
for target in $(find_targets); do
for libdir in $(get_libdirs); do
libs="${EROOT}${libdir}/$target/apache2/libphp[57]$(get_libname)"
for lib in $libs; do
[[ -f "${lib}" ]] && echo $target
done
done
done | sort -u
}
find_targets_cli() {
local target libdir
for target in $(find_targets); do
for libdir in $(get_libdirs); do
[[ -f ${EROOT}${libdir}/$target/bin/php ]] && echo $target
done
done | sort -u
}
find_targets_fpm() {
local target libdir
for target in $(find_targets); do
for libdir in $(get_libdirs); do
[[ -f ${EROOT}${libdir}/$target/bin/php-fpm ]] && echo $target
done
done | sort -u
}
find_targets_cgi() {
local target libdir
for target in $(find_targets); do
for libdir in $(get_libdirs); do
[[ -f ${EROOT}${libdir}/$target/bin/php-cgi ]] && echo $target
done
done | sort -u
}
get_active_cli() {
# See get_active_apache2() for an explanation of the sed call.
local target=$(canonicalise "${EROOT}"/usr/bin/php)
local ver="s:.*/usr/.*/\(php[0-9]\.[0-9][0-9]*\)/bin/php:\1:p"
[[ -a "${target}" ]] && echo "${target}" | @SED@ -ne "${ver}"
}
get_active_cgi() {
# See get_active_apache2() for an explanation of the sed call.
local target=$(canonicalise "${EROOT}"/usr/bin/php-cgi)
local ver="s:.*/usr/.*/\(php[0-9]\.[0-9][0-9]*\)/bin/php-cgi:\1:p"
[[ -a "${target}" ]] && echo "${target}" | @SED@ -ne "${ver}"
}
get_active_fpm() {
# See get_active_apache2() for an explanation of the sed call.
local target=$(canonicalise "${EROOT}"/usr/bin/php-fpm)
local ver="s:.*/usr/.*/\(php[0-9]\.[0-9][0-9]*\)/bin/php-fpm:\1:p"
[[ -a "${target}" ]] && echo "${target}" | @SED@ -ne "${ver}"
}
get_active_apache2() {
local libs target ver
libs="${EROOT}$(get_active_libdir)/apache2/modules/libphp[57]$(get_libname)"
# This sed expression finds the "display name" of the PHP version
# corresponding to a copy of libphp. For example, it parses the
# string "php5.6" out of "/usr/lib64/php5.6/apache2/libphp5.so".
ver="s:.*/usr/.*/\(php[0-9]\.[0-9]\)/apache2/libphp[57]$(get_libname):\1:p"
for lib in $libs; do
if [[ -L "${lib}" ]] ; then
target=$(canonicalise "${lib}")
if [[ -a "${target}" ]] ; then
echo "${target}" | @SED@ -ne "${ver}"
# Short-circuit here because we should never have more
# than one active version.
return
fi
fi
done
}
resolv_target() {
local targets=( $(find_targets_$1) )
if is_number $2; then
if [[ $2 -le ${#targets[@]} && $2 -gt 0 ]] ; then
echo "${targets[ $(( $2 - 1 )) ]}"
fi
elif has $2 ${targets[@]}; then
echo $2
fi
}
check_module() {
has $1 $(echo $MODULES) || \
die -q "Please choose one of the following modules: ${MODULES}"
}
## Actual actions
list_apache2() {
local targets
local a
targets=( $(find_targets_apache2) )
a=$(get_active_apache2)
for (( i = 0; i < ${#targets[@]}; i++ )) ; do
if [[ $a == ${targets[i]} ]] ; then
targets[i]=$(highlight_marker "${targets[i]}")
fi
done
write_numbered_list -m "(none found)" "${targets[@]}"
}
list_cli() {
local targets
local a
targets=( $(find_targets_cli) )
a=$(get_active_cli)
for (( i = 0; i < ${#targets[@]}; i++ )) ; do
if [[ $a == ${targets[i]} ]] ; then
targets[i]=$(highlight_marker "${targets[i]}")
fi
done
write_numbered_list -m "(none found)" "${targets[@]}"
}
list_cgi() {
local targets
local a
targets=( $(find_targets_cgi) )
a=$(get_active_cgi)
for (( i = 0; i < ${#targets[@]}; i++ )) ; do
if [[ $a == ${targets[i]} ]] ; then
targets[i]=$(highlight_marker "${targets[i]}")
fi
done
write_numbered_list -m "(none found)" "${targets[@]}"
}
list_fpm() {
local targets
local a
targets=( $(find_targets_fpm) )
a=$(get_active_fpm)
for (( i = 0; i < ${#targets[@]}; i++ )) ; do
if [[ $a == ${targets[i]} ]] ; then
targets[i]=$(highlight_marker "${targets[i]}")
fi
done
write_numbered_list -m "(none found)" "${targets[@]}"
}
set_apache2() {
local libdir t=$(resolv_target apache2 $1)
[[ -z $t ]] && die -q "Bad target"
for libdir in $(get_libdirs); do
rm -f "${EROOT}${libdir}"/apache2/modules/libphp{5,7}$(get_libname)
@LN_S@ --force ../../$t/apache2/libphp${t:3:1}$(get_libname) \
"${EROOT}"${libdir}/apache2/modules/ || \
die -q "Failed to set symlink for ${EPREFIX}${libdir}/apache2/modules/libphp${t:3:1}$(get_libname)"
done
echo "You have to run \`${EPREFIX}/etc/init.d/apache2 restart' for the changes to take effect"
}
set_cli() {
local file libdir t=$(resolv_target cli $1)
[[ -z $t ]] && die -q "Bad target"
for file in php phpize php-config; do
@LN_S@ --force ../..$(get_active_libdir)/$t/bin/$file \
"${EROOT}"/usr/bin/$file || \
die -q "Failed to create symlink for ${file}"
done
}
set_cgi() {
t=$(resolv_target cgi $1)
[[ -z $t ]] && die -q "Bad target"
@LN_S@ --force ../..$(get_active_libdir)/$t/bin/php-cgi \
"${EROOT}"/usr/bin/php-cgi || \
die -q "Failed to create symlink for php-cgi"
}
set_fpm() {
local t=$(resolv_target fpm $1)
[[ -z $t ]] && die -q "Bad target"
@LN_S@ --force ../..$(get_active_libdir)/$t/bin/php-fpm \
"${EROOT}"/usr/bin/php-fpm || \
die -q "Failed to create symlink for the php-fpm binary"
echo "You have to run \`${EPREFIX}/etc/init.d/php-fpm restart' for the changes to take effect"
}
## set action
describe_set() {
echo "Sets the current configuration for a module"
}
describe_set_parameters() {
echo "<module> <target>"
}
describe_set_options() {
echo "module: one of ${MODULES}"
echo "target: Target name or number (from the 'list' action)"
}
do_set() {
check_module $1
set_$1 $2
}
## List action
describe_list() {
echo "Lists available php installs for a module"
}
describe_list_parameters() {
echo "<module>"
}
describe_list_options() {
echo "module: one of ${MODULES}"
}
do_list() {
check_module $1
list_$1
}
## Show action
describe_show() {
echo "Lists available php installs for a module"
}
describe_show_parameters() {
echo "<module>"
}
describe_show_options() {
echo "module: one of ${MODULES}"
}
do_show() {
check_module $1
get_active_$1
}
## update action
describe_update() {
echo "Automatically update the php versions"
}
describe_update_parameters() {
echo "<module> [ifunset]"
}
describe_update_options() {
echo "module: one of ${MODULES}"
echo "ifunset : Do not override existing implementation"
}
do_update() {
check_module $1
[[ -z ${2} || ( -z ${3} && ( ${2} == ifunset || ${2} == '--if-unset' ) ) ]] || \
die -q "Usage error"
if [[ (${2} == ifunset || ${2} == '--if-unset') && -n $(get_active_$1) ]];
then
return
fi
update_sapi $1 || echo "Nothing to update"
}
## cleanup action
describe_cleanup() {
echo "Automatically clean up stale links"
}
describe_cleanup_parameters() {
echo
}
describe_cleanup_options() {
echo
}
do_cleanup() {
cleanup_sapis
}
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