Plugin installation is possible offline

Plugin postconfiguration will be called on zaf agent-config
2024-12-04 08:15:34 +01:00 · 2016-12-02 13:12:13 +01:00 · 2016-12-02 13:12:13 +01:00 · 0ef05853a4
commit 0ef05853a4
parent 3e2f1502d1
6 changed files with 64 additions and 51 deletions
--- a/README.md
+++ b/README.md
@ -81,6 +81,7 @@ ZAF_ZBXAPI_URL|Zabbix API url|http://localhost/zabbix/api_jsonrpc.php
 ZAF_ZBXAPI_USER|Zabbix API user|zaf
 ZAF_ZBXAPI_PASS|Zabbix API password|empty
 ZAF_ZBXAPI_AUTHTYPE|Zabbix API authentication type|internal
+ZAF_PLUGINS|Plugins to autoinstall|empty

 Installer will try to autoguess suitable config options for your system.
 Now everything was tested on Debian and OpenWrt. If somebody is interrested in, you can help and test with some rpm specific functions. Remember that on some systems, default zabbix agent config is empty so you *need to* enter essential config options as parameters.
--- a/deb.mk
+++ b/deb.mk
@ -28,7 +28,7 @@ deb-control:
 deb-scripts:
 	@. lib/zaf.lib.sh; \
 	. lib/ctrl.lib.sh; \
-	cat files/debian/postinst.template | zaf_far '{PLUGINS}' "$(PLUGINS)"  | zaf_far "{IPLUGINS}" "$(IPLUGINS)" | zaf_far '{ZAF_LIB_DIR}' "/usr/lib/zaf" >$(DEBIAN_CTRL)/postinst
+	cat files/debian/postinst.template >$(DEBIAN_CTRL)/postinst
 	@chmod +x $(DEBIAN_CTRL)/postinst
 	@cp files/debian/preinst.template $(DEBIAN_CTRL)/preinst
 	@chmod +x $(DEBIAN_CTRL)/preinst
@ -37,20 +37,12 @@ deb-scripts:

 deb-cp:
 	@mkdir -p $(DEBIAN_DIR)
-	@set -e; INSTALL_PREFIX=$(DEBIAN_DIR) ZAF_DEBUG=$(ZAF_DEBUG) ./install.sh auto $(ZAF_OPTIONS) $(AGENT_OPTIONS)
-	@. lib/zaf.lib.sh; \
-	. lib/ctrl.lib.sh; \
-	for p in $(PLUGINS); do \
-		plugin=$$(zaf_ctrl_get_global_option $$p/control.zaf Plugin) ; \
-		mkdir -p $(DEBIAN_DIR)/usr/lib/zaf/prepackaged/$$plugin/; \
-	  	cp -R $$p/* $(DEBIAN_DIR)/usr/lib/zaf/prepackaged/$$plugin/; \
-	done
+	@set -e; INSTALL_PREFIX=$(DEBIAN_DIR) ZAF_DEBUG=$(ZAF_DEBUG) ./install.sh auto $(ZAF_OPTIONS) ZAF_PLUGINS="$(ZAF_PLUGINS)" $(AGENT_OPTIONS)
 	@cat lib/*lib.sh install.sh >$(DEBIAN_DIR)/usr/lib/zaf/install.sh
 	@chmod +x $(DEBIAN_DIR)/usr/lib/zaf/install.sh
 	@rm -rf $(DEBIAN_DIR)/tmp
 	@cp $(DEBIAN_DIR)/etc/zaf.conf tmp/zaf.conf
 	@grep -E "$$(echo $(ZAF_EXPORT_OPTS) | tr ' ' '|')=" tmp/zaf.conf  >$(DEBIAN_DIR)/etc/zaf.conf
-	@echo "ZAF_PREPACKAGED_DIR=\"/usr/lib/zaf/prepackaged\"" >>$(DEBIAN_DIR)/etc/zaf.conf
 ifneq ($(AGENT_OPTIONS),)
 	@echo "ZAF_AGENT_OPTIONS=\"$(AGENT_OPTIONS)\"" >>$(DEBIAN_DIR)/etc/zaf.conf
 endif
@ -59,8 +51,7 @@ deb-package:
 	@dpkg-deb -b $(DEBIAN_DIR) $(DEBIAN_PKG)
 	@echo "\nCheck configuration:"
 	@cat $(DEBIAN_DIR)/etc/zaf.conf
-	@echo PLUGINS embedded: $(PLUGINS)
-	@echo PLUGINS in postinst: $(IPLUGINS)
+	@echo PLUGINS embedded: $(ZAF_PLUGINS)
 	@echo


--- a/files/debian/postinst.template
+++ b/files/debian/postinst.template
@ -2,19 +2,7 @@

 case $1 in
 configure)
-  if [ -f /usr/lib/zaf/install.sh ] && [ -f /etc/zaf.conf ] && [ -f /usr/lib/zaf/zaf.lib.sh ] && which zaf >/dev/null; then
-	. /etc/zaf.conf
-	. /usr/lib/zaf/zaf.lib.sh
-	. /usr/lib/zaf/os.lib.sh
-	. /usr/lib/zaf/ctrl.lib.sh
-	cd /usr/lib/zaf && /usr/lib/zaf/install.sh reconf
-	[ -n "{PLUGINS}" ] && for p in {PLUGINS}; do
-		if ! zaf_is_plugin $p;then 
-			zaf install $ZAF_PREPACKAGED_DIR/$p;
-		fi
-	done
-	[ -n "{IPLUGINS}" ] && zaf reinstall {IPLUGINS}
-  fi
+  zaf agent-config
 ;;
 esac

--- a/install.sh
+++ b/install.sh
@ -280,6 +280,7 @@ zaf_configure(){
 	zaf_get_option ZAF_ZBXAPI_USER "Zabbix API user" "zaf" "$INSTALL_MODE"
 	zaf_get_option ZAF_ZBXAPI_PASS "Zabbix API password" "" "$INSTALL_MODE"
 	zaf_get_option ZAF_ZBXAPI_AUTHTYPE "Zabbix API authentication type" "internal" "$INSTALL_MODE"
+	zaf_get_option ZAF_PLUGINS "Plugins to autoinstall" "" "$INSTALL_MODE"

 	if zaf_is_root && ! [ -x $ZAF_AGENT_BIN ]; then
 		zaf_err "Zabbix agent ($ZAF_AGENT_BIN) not installed? Use ZAF_AGENT_BIN env variable to specify location. Exiting."
@ -329,7 +330,11 @@ zaf_configure(){
 	zaf_set_option ZAF_ZBXAPI_USER "$ZAF_ZBXAPI_USER"
 	zaf_set_option ZAF_ZBXAPI_PASS "$ZAF_ZBXAPI_PASS"
 	zaf_set_option ZAF_ZBXAPI_AUTHTYPE "$ZAF_ZBXAPI_AUTHTYPE"
-	[ -n "$ZAF_PREPACKAGED_DIR" ] && zaf_set_option ZAF_PREPACKAGED_DIR "$ZAF_PREPACKAGED_DIR"
+	if [ -n "$ZAF_PLUGINS" ]; then
+		for p in $ZAF_PLUGINS; do
+			zaf_install_plugin $p
+		done
+	fi

 	if zaf_is_root; then
        	zaf_configure_agent $ZAF_AGENT_OPTIONS "$@"
--- a/lib/plugin.lib.sh
+++ b/lib/plugin.lib.sh
@ -84,16 +84,20 @@ zaf_prepare_plugin() {
 	local url
 	local plugindir
 	local control
+	local pluginname

 	url=$(zaf_get_plugin_url "$1")/control.zaf || exit $?
 	plugindir="$2"
 	control=${plugindir}/control.zaf
 	zaf_install_dir "$plugindir"
 	zaf_dbg "Fetching control file from $url ..."
-	if zaf_fetch_url "$url" >"${control}"; then
-		zaf_ctrl_check_deps "${control}"
+	if zaf_fetch_url "$url" >"${INSTALL_PREFIX}/${control}"; then
+		[ -z "${INSTALL_PREFIX}" ] && zaf_ctrl_check_deps "${control}"
+		pluginname=$(zaf_ctrl_get_global_block <"${INSTALL_PREFIX}/${control}" | zaf_block_get_option Plugin)
+		[ "$(basename $plugindir)" != "$pluginname" ] && zaf_err "prepare_plugin: Plugin name mismach ($plugindir vs $pluginname)!"
+		true
 	else
-		zaf_err "prepare_plugin: Cannot fetch or write control file $control from url $url!"
+		zaf_err "prepare_plugin: Cannot fetch or write control file ${INSTALL_PREFIX}/$control from url $url!"
 	fi
 }

@ -106,19 +110,13 @@ zaf_install_plugin() {
 	local version

 	plugin=$(basename "$1")
-	tmpplugindir="${ZAF_TMP_DIR}/zaf-installer/$plugin"
-	mkdir -p $tmpplugindir
-	if zaf_prepare_plugin "$1" "$tmpplugindir"; then
-		url=$(zaf_get_plugin_url "$1")
-		control="$tmpplugindir/control.zaf"
-                plugin=$(zaf_ctrl_get_global_option $control Plugin)
-		version=$(zaf_ctrl_get_global_option $control Version)
-		plugindir="${ZAF_PLUGINS_DIR}/$plugin"
-		if [ -n "$plugin" ] && zaf_prepare_plugin "$1" $plugindir; then
-			zaf_wrn "Installing plugin $plugin version $version"
-			zaf_dbg "Source url: $url, Destination dir: $plugindir"
-			control=${plugindir}/control.zaf
-			[ "$ZAF_DEBUG" -gt 1 ] && zaf_plugin_info "${control}"
+	plugindir="${ZAF_PLUGINS_DIR}/${plugin}"
+	if [ -n "$plugin" ] && zaf_prepare_plugin "$1" $plugindir; then
+		zaf_wrn "Installing plugin $plugin"
+		zaf_dbg "Source url: $url, Destination dir: $plugindir"
+		control=${plugindir}/control.zaf
+		[ "$ZAF_DEBUG" -gt 1 ] && zaf_plugin_info "${control}"
+		if [ -z "${INSTALL_PREFIX}" ]; then
 			zaf_ctrl_check_deps "${control}"
 			zaf_ctrl_sudo "$plugin" "${control}" "${plugindir}"
 			zaf_ctrl_cron "$plugin" "${control}" "${plugindir}"
@ -126,16 +124,38 @@ zaf_install_plugin() {
 			  | zaf_far '{PLUGINDIR}' "${plugindir}" >${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf
 			zaf_dbg "Generated ${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf"
 			zaf_ctrl_generate_extitems_cfg "${control}" "${plugin}"
-			zaf_ctrl_install "$url" "${control}" "${plugindir}"
 		else
-			zaf_err "Cannot install plugin '$plugin' to $plugindir!"
+			zaf_touch "${plugindir}/needinstall"
 		fi
-        else
-            	zaf_err "Cannot prepare plugin $1"
+		zaf_ctrl_install "$url" "${control}" "${plugindir}"
+	else
+		zaf_err "Cannot install plugin '$plugin' to $plugindir!"
 	fi
-	rm -rf $tmpplugindir
 }

+zaf_postinstall_plugin() {
+	local url
+	local plugin
+	local plugindir
+	local tmpplugindir
+	local control
+	local version
+
+	plugin=$(basename "$1")
+	plugindir="${ZAF_PLUGINS_DIR}/${plugin}"
+	control=${plugindir}/control.zaf
+	[ "$ZAF_DEBUG" -gt 1 ] && zaf_plugin_info "${control}"
+	zaf_ctrl_check_deps "${control}"
+	zaf_ctrl_sudo "$plugin" "${control}" "${plugindir}"
+	zaf_ctrl_cron "$plugin" "${control}" "${plugindir}"
+	zaf_ctrl_generate_items_cfg "${control}" "${plugin}" \
+	  | zaf_far '{PLUGINDIR}' "${plugindir}" >${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf
+	zaf_dbg "Generated ${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf"
+	zaf_ctrl_generate_extitems_cfg "${control}" "${plugin}"
+	zaf_ctrl_install "$url" "${control}" "${plugindir}"
+}
+
+
 # List installed plugins
 # $1 - plugin
 zaf_list_plugins() {
--- a/14
+++ b/14
@ -88,13 +88,21 @@ userparms)
 	done
 	;;
 agent-config)
+	for p in $(zaf_list_plugins); do
+		if [ -f "$ZAF_PLUGINS_DIR/$p/needinstall" ]; then
+			zaf_wrn "Calling postinstalation of plugin $p"
+			zaf_postinstall_plugin $p && rm -f "$ZAF_PLUGINS_DIR/$p/needinstall"
+		fi
+	done
 	zaf_wrn "Generating config files in $ZAF_AGENT_CONFIGD ..."
 	for plugin in $(zaf_list_plugins); do
 		plugindir=$ZAF_PLUGINS_DIR/$plugin
 		control=$plugindir/control.zaf
-		zaf_dbg "Generating ${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf"
-		zaf_ctrl_generate_items_cfg "${control}" "${plugin}" \
+		if ! [ -f  "${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf" ] || [ "$control" -nt "${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf" ] || [ -n "$2" ]; then
+			zaf_dbg "Generating ${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf"
+			zaf_ctrl_generate_items_cfg "${control}" "${plugin}" \
 			  | zaf_far '{PLUGINDIR}' "${plugindir}" >${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf
+		fi
 	done
 	;;
 server-config)
@ -442,7 +450,7 @@ api)
 	echo
 	echo "Agent config info commands:"
 	zaf_hlp "$0 userparms" "See userparms generated from zaf on stdout"
-	zaf_hlp "$0 agent-config" "Reconfigure zabbix userparms in $ZAF_AGENT_CONFIGD"
+	zaf_hlp "$0 agent-config [force]" "Reconfigure zabbix userparms in $ZAF_AGENT_CONFIGD"
 	echo
 	echo "Zaf related commands:"
 	zaf_hlp "$0 self-upgrade" "To self-upgrade zaf"