mirror of https://github.com/limosek/zaf.git
Initial release
Lukas Macura
parent
5e566a2046
commit
1e89b27028
15
install.sh
15
install.sh
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@ -34,7 +34,7 @@ preconf(){
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readopt "Git plugins directory" "${ZAF_LIB_DIR}/repo"
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ZAF_REPO_DIR="$opt"
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readopt "Plugins repository" "https://github.com/limosek/zaf.git/plugins"
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readopt "Plugins repository" ""
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ZAF_PLUGINS_REPO="$opt"
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readopt "Default plugins to install" "process-info"
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@ -43,6 +43,9 @@ preconf(){
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readopt "Zabbix agent config" "/etc/zabbix/zabbix_agentd.conf"
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ZAF_AGENT_CONFIG="$opt"
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readopt "Zabbix agent config.d" "/etc/zabbix/zabbix_agentd.conf.d/"
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ZAF_AGENT_CONFIGD="$opt"
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readopt "Zabbix agent restart cmd" "service zabbix-agent restart"
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ZAF_AGENT_RESTART="$opt"
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@ -73,6 +76,7 @@ preconf(){
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echo "ZAF_PLUGINS_REPO='$ZAF_PLUGINS_REPO'" >>/etc/zaf.conf
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echo "ZAF_AGENT_RESTART='$ZAF_AGENT_RESTART'" >>/etc/zaf.conf
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echo "ZAF_AGENT_CONFIG='$ZAF_AGENT_CONFIG'" >>/etc/zaf.conf
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echo "ZAF_AGENT_CONFIGD='$ZAF_AGENT_CONFIGD'" >>/etc/zaf.conf
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echo "ZAF_SUDO='$ZAF_SUDO'" >>/etc/zaf.conf
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}
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@ -97,11 +101,20 @@ reconf)
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fi
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install $(getrest lib/zaf.lib.sh) ${ZAF_LIB_DIR}/
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mkdir -p ${ZAF_PLUGINS_DIR}
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echo "UserParameter=zaf.version,echo master" >${ZAF_AGENT_CONFIGD}/zaf_base.conf
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install $(getrest zaf) /usr/bin
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echo "Install OK. Installing plugins (${ZAF_DEFAULT_PLUGINS})."
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if ! /usr/bin/zaf check-agent-config; then
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echo "Something is wrong with zabbix agent config."
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echo "Ensure that zabbix_agentd reads ${ZAF_AGENT_CONFIG}"
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echo "and there is Include=${ZAF_AGENT_CONFIGD} directive inside."
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echo "Does ${ZAF_AGENT_RESTART} work?"
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exit 1
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fi
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for plugin in ${ZAF_DEFAULT_PLUGINS}; do
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/usr/bin/zaf install $plugin || exit $?
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done
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rm -rif ${ZAF_TMP_DIR}
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echo "Done"
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;;
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esac
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150
lib/zaf.lib.sh
150
lib/zaf.lib.sh
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@ -1,15 +1,159 @@
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zaf_fetch_url() {
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local scheme
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local uri
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scheme=$(echo $1|cut -d ':' -f 1)
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uri=$(echo $1|cut -d '/' -f 3-)
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if [ "$1" = "$scheme" ]; then
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cat "$1"
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fi
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case $scheme in
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http|https|ftp|file)
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curl -f -s -L -o - "$1";
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;;
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esac
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}
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zaf_far(){
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local f
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local t
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local sedcmd="sed"
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i=1
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while [ "$i" -lt "$#" ];
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do
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eval f=\$${i}
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i=$(expr $i + 1)
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eval t=\$${i}
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i=$(expr $i + 1)
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sedcmd="$sedcmd -e 's~$f~$t~g'"
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done
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eval $sedcmd
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}
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zaf_restart_agent() {
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${ZAF_AGENT_RESTART}
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}
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zaf_check_agent_config() {
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zaf_restart_agent
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zabbix_agentd -t zaf.version
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}
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# Update repo
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zaf_update_repo() {
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cd ${ZAF_REPO_DIR} && git pull
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[ -n "${ZAF_PLUGINS_REPO}" ] && cd ${ZAF_REPO_DIR} && git pull
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}
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# List installed plugins
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zaf_list_installed_plugins() {
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cd ${ZAF_PLUGINS_DIR}; ls -d
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cd ${ZAF_PLUGINS_DIR}; ls --hide '.'
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}
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# Check plugin url
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# $1 plugin uri
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# $2 local file to fetch
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zaf_plugin_fetch_control() {
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[ -z "$1" ] && return -1
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local name=$(basename "$1")
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zaf_fetch_url "$1/control" >"$2"
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}
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# Get option from control file
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# $1 control file
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# $2 option
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zaf_ctrl_get_option() {
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grep -E '^(.*): ' "$1" | grep -F "$2:" | cut -d ' ' -f 2-
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}
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zaf_ctrl_binary_deps() {
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local deps
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deps=$(zaf_ctrl_get_option "$1" Binary-Depends)
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for cmd in $deps; do
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if ! which $cmd >/dev/null; then
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echo "Missing binary dependency $cmd. Please install it first."
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exit 5
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fi
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done
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}
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zaf_ctrl_install_bin() {
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local binaries
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local pdir
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binaries=$(zaf_ctrl_get_option "$1" Install-bin)
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pdir="${ZAF_PLUGINS_DIR}/${2}/"
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for b in $binaries; do
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zaf_fetch_url "$url/$b" >"$pdir/$b"
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chmod +x "$pdir/$b"
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done
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}
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# Generates zabbix cfg from control file
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# $1 control
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# $2 pluginname
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zaf_ctrl_generate_cfg() {
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local items
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local cmd
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items=$(zaf_ctrl_get_option "$1" Item)
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for i in $items; do
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cmd=$(zaf_ctrl_get_option "$1" "Item-cmd-$i")
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echo "UserParameter=$2.${i},$cmd"
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done
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}
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# Install plugin.
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# Parameter is url, directory or plugin name (will be searched in default plugin dir)
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zaf_install_plugin() {
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a
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local url
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local control
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local plugin
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local plugindir
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if echo "$1" | grep -qv '/'; then
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url="${ZAF_REPO_DIR}/$1"
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else
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url="$1"
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fi
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plugin=$(basename "$url")
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echo Installing plugin $plugin from $url...
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rm -rf ${ZAF_TMP_DIR}/${plugin}
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control=${ZAF_TMP_DIR}/${plugin}/control
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plugindir="${ZAF_PLUGINS_DIR}/${plugin}"
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mkdir -p "${ZAF_TMP_DIR}/${plugin}"
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if zaf_plugin_fetch_control "$url" "${control}"; then
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set -e
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zaf_ctrl_binary_deps "${control}"
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mkdir -p $plugindir
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zaf_ctrl_install_bin "${control}" "${plugin}"
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zaf_ctrl_generate_cfg "${control}" "${plugin}" | zaf_far '{PLUGINDIR}' "$plugindir" >${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf
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zaf_restart_agent
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cp $control "$plugindir"/
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zaf_fetch_url $url/template.xml >"$plugindir"/template.xml
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else
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echo "Cannot fetch control file!"
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exit 4
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fi
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}
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zaf_plugin_info() {
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local items
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local plugindir
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plugindir="${ZAF_PLUGINS_DIR}/$1"
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if [ -d "$plugindir" ]; then
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items=$(zaf_ctrl_get_option "$plugindir/control" Item)
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echo "Items supported:"
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echo "$items"
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else
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echo "Plugin $1 not installed"
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fi
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}
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zaf_remove_plugin() {
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rm -rf ${ZAF_PLUGINS_DIR}/$1
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rm -f ${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf
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}
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@ -4,12 +4,14 @@ Maintainer: Lukas Macura <lukas@macura.cz>
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Item: cpu[*]
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This item will return cpu usage of given process. In zabbix, it will be prefixed automaticaly by plugin name (processlist.cpu)
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Item-cmd-cpu[*]: TOTAL=0; for PROC in $(/bin/ps u -C $1 | /bin/grep -e '^$2' | /usr/bin/awk '{ print $$3 }'); do TOTAL=$(echo "$TOTAL $PROC" | /usr/bin/awk '{print $$1 + $$2}') ; done; echo $TOTAL
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Item-cmd-cpu[*]: {PLUGINDIR}/cpu-get.sh
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Item: discovery
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Discovery of runing processes
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Item-cmd-discovery: echo "{\n \"data\":[" ; /bin/ps --no-headers caux | /usr/bin/awk '{ print " { \"{#PSUSER}\":\"" $1 "\", \"{#PSNAME}\":\"" $11 "\" },"}' | /usr/bin/sort | /usr/bin/uniq | /bin/sed -e 's/\//\\\//g' -e '$s/.$//' ; echo " ]\n}"
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Item-cmd-discovery: {PLUGINDIR}/cpu-get.sh
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Binary-Depends: echo ps awk sort uniq sed
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Install-bin: cpu-get.sh proc-discovery.sh
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@ -0,0 +1,6 @@
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#!/bin/sh
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TOTAL=0
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for PROC in $(/bin/ps u -C $1 | /bin/grep -e '^$2' | /usr/bin/awk '{ print $$3 }'); do TOTAL=$(echo "$TOTAL $PROC" | /usr/bin/awk '{print $$1 + $$2}') ; done;
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echo $TOTAL
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@ -0,0 +1,4 @@
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#!/bin/sh
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echo "{\n \"data\":[" ; /bin/ps --no-headers caux | /usr/bin/awk '{ print " { \"{#PSUSER}\":\"" $1 "\", \"{#PSNAME}\":\"" $11 "\" },"}' | /usr/bin/sort | /usr/bin/uniq | /bin/sed -e 's/\//\\\//g' -e '$s/.$//' ; echo " ]\n}"
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20
zaf
20
zaf
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@ -14,21 +14,37 @@ fi
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. ${ZAF_LIB_DIR}/zaf.lib.sh
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case $1 in
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check-agent-config)
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zaf_check_agent_config
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;;
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update)
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zaf_update_repo
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;;
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list-installed)
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list)
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zaf_list_installed_plugins
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;;
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info)
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zaf_plugin_info "$2"
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;;
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install)
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zaf_install_plugin "$2"
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;;
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remove)
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zaf_remove_plugin "$2"
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;;
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*)
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echo "$0 update"
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echo "$0 install plugin"
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echo "$0 list"
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echo "$0 install plugin"
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echo "$0 remove plugin"
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;;
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esac
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