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
This commit is contained in:
John Crispin 2014-09-11 12:27:49 +00:00
parent 285012d897
commit d6dbc22bbc
3 changed files with 92 additions and 5 deletions

View file

@ -16,7 +16,7 @@ IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/opkg
define BuildIPKGVariable
ifdef Package/$(1)/$(2)
$(call shexport,Package/$(1)/$(2))
$(1)_COMMANDS += var2file "$(call shvar,Package/$(1)/$(2))" $(2);
$(1)_COMMANDS += var2file "$(call shvar,Package/$(1)/$(2))" $(2)$(3);
endif
endef
@ -117,8 +117,8 @@ ifeq ($(DUMP),)
$(eval $(call BuildIPKGVariable,$(1),conffiles))
$(eval $(call BuildIPKGVariable,$(1),preinst))
$(eval $(call BuildIPKGVariable,$(1),postinst))
$(eval $(call BuildIPKGVariable,$(1),prerm))
$(eval $(call BuildIPKGVariable,$(1),postinst,-pkg))
$(eval $(call BuildIPKGVariable,$(1),prerm,-pkg))
$(eval $(call BuildIPKGVariable,$(1),postrm))
$(STAGING_DIR_ROOT)/stamp/.$(1)_installed: $(STAMP_BUILT)
@ -174,6 +174,17 @@ ifeq ($(DUMP),)
echo -n "Description: "; $(SH_FUNC) getvar $(call shvar,Package/$(1)/description) | sed -e 's,^[[:space:]]*, ,g'; \
) > $$(IDIR_$(1))/CONTROL/control
chmod 644 $$(IDIR_$(1))/CONTROL/control
( \
echo "#!/bin/sh"; \
echo ". \$$$${IPKG_INSTROOT}/lib/functions.sh"; \
echo "default_postinst \$$$$0 \$$$$@"; \
) > $$(IDIR_$(1))/CONTROL/postinst
( \
echo "#!/bin/sh"; \
echo ". \$$$${IPKG_INSTROOT}/lib/functions.sh"; \
echo "default_prerm \$$$$0 \$$$$@"; \
) > $$(IDIR_$(1))/CONTROL/prerm
chmod 0755 $$(IDIR_$(1))/CONTROL/prerm
$(SH_FUNC) (cd $$(IDIR_$(1))/CONTROL; \
$($(1)_COMMANDS) \
)

View file

@ -116,7 +116,8 @@ $(curdir)/install: $(TMP_DIR)/.build
@-find $(TARGET_DIR) -name CVS | $(XARGS) rm -rf
@-find $(TARGET_DIR) -name .svn | $(XARGS) rm -rf
@-find $(TARGET_DIR) -name '.#*' | $(XARGS) rm -f
rm -f $(TARGET_DIR)/usr/lib/opkg/info/*.postinst
rm -f $(TARGET_DIR)/usr/lib/opkg/info/*.postinst*
rm -f $(TARGET_DIR)/usr/lib/opkg/info/*.prerm*
$(if $(CONFIG_CLEAN_IPKG),rm -rf $(TARGET_DIR)/usr/lib/opkg)
$(call mklibs)

View file

@ -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