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mirror of https://github.com/limosek/zaf.git synced 2024-11-21 18:09:06 +01:00

Initial release

This commit is contained in:
Lukas Macura 2016-03-23 17:25:18 +01:00
parent 5e566a2046
commit 1e89b27028
6 changed files with 193 additions and 8 deletions

View File

@ -34,7 +34,7 @@ preconf(){
readopt "Git plugins directory" "${ZAF_LIB_DIR}/repo"
ZAF_REPO_DIR="$opt"
readopt "Plugins repository" "https://github.com/limosek/zaf.git/plugins"
readopt "Plugins repository" ""
ZAF_PLUGINS_REPO="$opt"
readopt "Default plugins to install" "process-info"
@ -43,6 +43,9 @@ preconf(){
readopt "Zabbix agent config" "/etc/zabbix/zabbix_agentd.conf"
ZAF_AGENT_CONFIG="$opt"
readopt "Zabbix agent config.d" "/etc/zabbix/zabbix_agentd.conf.d/"
ZAF_AGENT_CONFIGD="$opt"
readopt "Zabbix agent restart cmd" "service zabbix-agent restart"
ZAF_AGENT_RESTART="$opt"
@ -73,6 +76,7 @@ preconf(){
echo "ZAF_PLUGINS_REPO='$ZAF_PLUGINS_REPO'" >>/etc/zaf.conf
echo "ZAF_AGENT_RESTART='$ZAF_AGENT_RESTART'" >>/etc/zaf.conf
echo "ZAF_AGENT_CONFIG='$ZAF_AGENT_CONFIG'" >>/etc/zaf.conf
echo "ZAF_AGENT_CONFIGD='$ZAF_AGENT_CONFIGD'" >>/etc/zaf.conf
echo "ZAF_SUDO='$ZAF_SUDO'" >>/etc/zaf.conf
}
@ -97,11 +101,20 @@ reconf)
fi
install $(getrest lib/zaf.lib.sh) ${ZAF_LIB_DIR}/
mkdir -p ${ZAF_PLUGINS_DIR}
echo "UserParameter=zaf.version,echo master" >${ZAF_AGENT_CONFIGD}/zaf_base.conf
install $(getrest zaf) /usr/bin
echo "Install OK. Installing plugins (${ZAF_DEFAULT_PLUGINS})."
if ! /usr/bin/zaf check-agent-config; then
echo "Something is wrong with zabbix agent config."
echo "Ensure that zabbix_agentd reads ${ZAF_AGENT_CONFIG}"
echo "and there is Include=${ZAF_AGENT_CONFIGD} directive inside."
echo "Does ${ZAF_AGENT_RESTART} work?"
exit 1
fi
for plugin in ${ZAF_DEFAULT_PLUGINS}; do
/usr/bin/zaf install $plugin || exit $?
done
rm -rif ${ZAF_TMP_DIR}
echo "Done"
;;
esac

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@ -1,15 +1,159 @@
zaf_fetch_url() {
local scheme
local uri
scheme=$(echo $1|cut -d ':' -f 1)
uri=$(echo $1|cut -d '/' -f 3-)
if [ "$1" = "$scheme" ]; then
cat "$1"
fi
case $scheme in
http|https|ftp|file)
curl -f -s -L -o - "$1";
;;
esac
}
zaf_far(){
local f
local t
local sedcmd="sed"
i=1
while [ "$i" -lt "$#" ];
do
eval f=\$${i}
i=$(expr $i + 1)
eval t=\$${i}
i=$(expr $i + 1)
sedcmd="$sedcmd -e 's~$f~$t~g'"
done
eval $sedcmd
}
zaf_restart_agent() {
${ZAF_AGENT_RESTART}
}
zaf_check_agent_config() {
zaf_restart_agent
zabbix_agentd -t zaf.version
}
# Update repo
zaf_update_repo() {
cd ${ZAF_REPO_DIR} && git pull
[ -n "${ZAF_PLUGINS_REPO}" ] && cd ${ZAF_REPO_DIR} && git pull
}
# List installed plugins
zaf_list_installed_plugins() {
cd ${ZAF_PLUGINS_DIR}; ls -d
cd ${ZAF_PLUGINS_DIR}; ls --hide '.'
}
# Check plugin url
# $1 plugin uri
# $2 local file to fetch
zaf_plugin_fetch_control() {
[ -z "$1" ] && return -1
local name=$(basename "$1")
zaf_fetch_url "$1/control" >"$2"
}
# Get option from control file
# $1 control file
# $2 option
zaf_ctrl_get_option() {
grep -E '^(.*): ' "$1" | grep -F "$2:" | cut -d ' ' -f 2-
}
zaf_ctrl_binary_deps() {
local deps
deps=$(zaf_ctrl_get_option "$1" Binary-Depends)
for cmd in $deps; do
if ! which $cmd >/dev/null; then
echo "Missing binary dependency $cmd. Please install it first."
exit 5
fi
done
}
zaf_ctrl_install_bin() {
local binaries
local pdir
binaries=$(zaf_ctrl_get_option "$1" Install-bin)
pdir="${ZAF_PLUGINS_DIR}/${2}/"
for b in $binaries; do
zaf_fetch_url "$url/$b" >"$pdir/$b"
chmod +x "$pdir/$b"
done
}
# Generates zabbix cfg from control file
# $1 control
# $2 pluginname
zaf_ctrl_generate_cfg() {
local items
local cmd
items=$(zaf_ctrl_get_option "$1" Item)
for i in $items; do
cmd=$(zaf_ctrl_get_option "$1" "Item-cmd-$i")
echo "UserParameter=$2.${i},$cmd"
done
}
# Install plugin.
# Parameter is url, directory or plugin name (will be searched in default plugin dir)
zaf_install_plugin() {
a
local url
local control
local plugin
local plugindir
if echo "$1" | grep -qv '/'; then
url="${ZAF_REPO_DIR}/$1"
else
url="$1"
fi
plugin=$(basename "$url")
echo Installing plugin $plugin from $url...
rm -rf ${ZAF_TMP_DIR}/${plugin}
control=${ZAF_TMP_DIR}/${plugin}/control
plugindir="${ZAF_PLUGINS_DIR}/${plugin}"
mkdir -p "${ZAF_TMP_DIR}/${plugin}"
if zaf_plugin_fetch_control "$url" "${control}"; then
set -e
zaf_ctrl_binary_deps "${control}"
mkdir -p $plugindir
zaf_ctrl_install_bin "${control}" "${plugin}"
zaf_ctrl_generate_cfg "${control}" "${plugin}" | zaf_far '{PLUGINDIR}' "$plugindir" >${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf
zaf_restart_agent
cp $control "$plugindir"/
zaf_fetch_url $url/template.xml >"$plugindir"/template.xml
else
echo "Cannot fetch control file!"
exit 4
fi
}
zaf_plugin_info() {
local items
local plugindir
plugindir="${ZAF_PLUGINS_DIR}/$1"
if [ -d "$plugindir" ]; then
items=$(zaf_ctrl_get_option "$plugindir/control" Item)
echo "Items supported:"
echo "$items"
else
echo "Plugin $1 not installed"
fi
}
zaf_remove_plugin() {
rm -rf ${ZAF_PLUGINS_DIR}/$1
rm -f ${ZAF_AGENT_CONFIGD}/zaf_${plugin}.conf
}

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@ -4,12 +4,14 @@ Maintainer: Lukas Macura <lukas@macura.cz>
Item: cpu[*]
This item will return cpu usage of given process. In zabbix, it will be prefixed automaticaly by plugin name (processlist.cpu)
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
Item-cmd-cpu[*]: {PLUGINDIR}/cpu-get.sh
Item: discovery
Discovery of runing processes
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}"
Item-cmd-discovery: {PLUGINDIR}/cpu-get.sh
Binary-Depends: echo ps awk sort uniq sed
Install-bin: cpu-get.sh proc-discovery.sh

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@ -0,0 +1,6 @@
#!/bin/sh
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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@ -0,0 +1,4 @@
#!/bin/sh
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}"

20
zaf
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@ -14,21 +14,37 @@ fi
. ${ZAF_LIB_DIR}/zaf.lib.sh
case $1 in
check-agent-config)
zaf_check_agent_config
;;
update)
zaf_update_repo
;;
list-installed)
list)
zaf_list_installed_plugins
;;
info)
zaf_plugin_info "$2"
;;
install)
zaf_install_plugin "$2"
;;
remove)
zaf_remove_plugin "$2"
;;
*)
echo "$0 update"
echo "$0 install plugin"
echo "$0 list"
echo "$0 install plugin"
echo "$0 remove plugin"
;;
esac