From d6dbc22bbcde78bbc378ca3f006771a2b074ff2e Mon Sep 17 00:00:00 2001
From: John Crispin <john@openwrt.org>
Date: Thu, 11 Sep 2014 12:27:49 +0000
Subject: ipkg: add a default postinst/prerm script
the postinst script enables/starts the init.d scripts upon package installation
and installs the users required by the package.
the prerm script stops and disables the init.d scripts.
Signed-off-by: John Crispin <blogic@openwrt.org>
SVN-Revision: 42470
---
package/base-files/files/lib/functions.sh | 77 ++++++++++++++++++++++++++++++-
1 file changed, 76 insertions(+), 1 deletion(-)
(limited to 'package/base-files/files/lib/functions.sh')
diff --git a/package/base-files/files/lib/functions.sh b/package/base-files/files/lib/functions.sh
index 0d4b2a3..67f4a04 100755
--- a/package/base-files/files/lib/functions.sh
+++ b/package/base-files/files/lib/functions.sh
@@ -160,6 +160,50 @@ insert_modules() {
}
}
+default_prerm() {
+ local name
+ name=$(echo $(basename $1) | cut -d. -f1)
+ [ -f /usr/lib/opkg/info/${name}.prerm-pkg ] && . /usr/lib/opkg/info/${name}.prerm-pkg
+ for i in `cat /usr/lib/opkg/info/${name}.list | grep "^/etc/init.d/"`; do
+ $i disable
+ $i stop
+ done
+}
+
+default_postinst() {
+ local name rusers
+ name=$(echo $(basename $1) | cut -d. -f1)
+ [ -f ${IPKG_INSTROOT}/usr/lib/opkg/info/${name}.postinst-pkg ] && . ${IPKG_INSTROOT}/usr/lib/opkg/info/${name}.postinst-pkg
+ rusers=$(grep "Require-User:" ${IPKG_INSTROOT}/usr/lib/opkg/info/${name}.control)
+ [ -n "$rusers" ] && {
+ local user group
+ for a in $(echo $rusers | sed "s/Require-User://g"); do
+ user=""
+ group=""
+ for b in $(echo $a | sed "s/:/ /g"); do
+ [ -z "$user" ] && {
+ user=$b
+ continue
+ }
+ [ -z "$group" ] && {
+ group=$b
+ group_add_next $b
+ gid=$?
+ user_exists $user || user_add $user "" $gid
+ continue
+ }
+ group_add_next $b
+ group_add_user $b $user
+ done
+ done
+ }
+ [ -n "${IPKG_INSTROOT}" -o "$PKG_UPGRADE" = "1" ] || for i in `cat /usr/lib/opkg/info/${name}.list | grep "^/etc/init.d/"`; do
+ $i enable
+ $i start
+ done
+ return 0
+}
+
include() {
local file
@@ -199,14 +243,45 @@ group_exists() {
grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/group
}
+group_add_next() {
+ local gid gids
+ gid=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group | cut -d: -f3)
+ [ -n "$gid" ] && return $gid
+ gids=$(cat ${IPKG_INSTROOT}/etc/group | cut -d: -f3)
+ gid=100
+ while [ -n "$(echo $gids | grep $gid)" ] ; do
+ gid=$((gid + 1))
+ done
+ group_add $1 $gid
+ return $gid
+}
+
+group_add_user() {
+ local grp delim=","
+ grp=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group)
+ [ -z "$(echo $grp | cut -d: -f4 | grep $2)" ] || return
+ [ -n "$(echo $grp | grep ":$")" ] && delim=""
+ [ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
+ sed -i "s/$grp/$grp$delim$2/g" ${IPKG_INSTROOT}/etc/group
+ [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
+}
+
user_add() {
local name="${1}"
local uid="${2}"
- local gid="${3:-$2}"
+ local gid="${3}"
local desc="${4:-$1}"
local home="${5:-/var/run/$1}"
local shell="${6:-/bin/false}"
local rc
+ [ -z "$uid" ] && {
+ uids=$(cat ${IPKG_INSTROOT}/etc/passwd | cut -d: -f3)
+ uid=100
+ while [ -n "$(echo $uids | grep $uid)" ] ; do
+ uid=$((uid + 1))
+ done
+ }
+ [ -z "$gid" ] && gid=$uid
[ -f "${IPKG_INSTROOT}/etc/passwd" ] || return 1
[ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
echo "${name}:x:${uid}:${gid}:${desc}:${home}:${shell}" >> ${IPKG_INSTROOT}/etc/passwd
--
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