mirror of
https://github.com/limosek/zaf.git
synced 2024-11-14 14:39:06 +01:00
329 lines
6.7 KiB
Bash
329 lines
6.7 KiB
Bash
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# Call api function and use cache
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# $1 - query string
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zaf_zbxapi_do() {
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local result
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zaf_trc "Zabbix API: $1"
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result=$(curl -s -f -L -X POST -H 'Content-Type: application/json-rpc' -d "$1" "$ZAF_ZBXAPI_URL")
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if [ $? = 0 ] && echo $result | grep -q '"result":'; then
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zaf_trc "API OK"
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echo $result
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else
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zaf_err "Error processing API request. ($?,$result)"
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fi
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}
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# Call api function and cache results
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# $1 - query string
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zaf_zbxapi_do_cache() {
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local result
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if ! zaf_fromcache "$1"; then
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result=$(zaf_zbxapi_do "$1")
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[ -n "$result" ] && zaf_tocache "$1" "$result" 60
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echo $result
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fi
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}
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# Extract result from JSON response
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zaf_zbxapi_getresult() {
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sed -e 's/\({"jsonrpc":"2.0","result":\)\(.*\),\("id":.*\)/\2/g' | sed -e 's/^\[\]$//'
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}
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# Extract XML result from JSON response
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zaf_zbxapi_getxml() {
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zaf_zbxapi_getresult | sed -e 's/{"jsonrpc":"2.0","result":"//' | sed -e 's/","id"\:1}//' | zaf_zbxapi_getstring | zaf_strunescape '<">/'
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}
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# Extract string from JSON response result
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zaf_zbxapi_getstring() {
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sed -e 's/^"//' -e 's/"$//' -e 's/\\n/'\\n'/g'
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}
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# Extract value from JSON response result
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# $1 key
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zaf_zbxapi_getvalue() {
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tr ',' '\n' | grep "\"$1\":" | cut -d '"' -f 4
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}
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# Zabbix API related functions
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# Parameters in global variables ZAF_ZBX_API_*
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# returns auth on stdout or false
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zaf_zbxapi_login(){
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local authstr
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local user
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local pass
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local result
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[ -z "$ZAF_ZBXAPI_URL" ] || [ -z "$ZAF_ZBXAPI_USER" ] || [ -z "$ZAF_ZBXAPI_PASS" ] && zaf_err "Zabbix Api parameters not set!"
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authstr='{
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"method" : "user.login",
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"params" : {
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"password" : "'$ZAF_ZBXAPI_PASS'",
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"user" : "'$ZAF_ZBXAPI_USER'"
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},
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"id" : 0,
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"jsonrpc" : "2.0"
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}'
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if [ "$ZAF_ZBXAPI_AUTHTYPE" = "http" ] ; then
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ZAF_ZBXAPI_URL=$(echo $ZAF_ZBXAPI_URL | cut -d '/' -f 1)//$ZAF_ZBXAPI_USER:$ZAF_ZBXAPI_PASS@$(echo $ZAF_ZBXAPI_URL | cut -d '/' -f 3-)
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fi
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result=$(zaf_zbxapi_do_cache "$authstr")
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ZAF_ZBXAPI_AUTH=$(echo $result |zaf_zbxapi_getresult| zaf_zbxapi_getstring)
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[ -z "$ZAF_ZBXAPI_AUTH" ] && zaf_err "Cannot login into API"
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zaf_dbg "Logged into zabbix API ($ZAF_ZBXAPI_AUTH)"
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}
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# $1 hostgroup name
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zaf_zbxapi_gethostgroupid() {
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local hstr
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local filter
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local gfilter
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local result
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hstr='{
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"method": "hostgroup.get",
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"jsonrpc": "2.0",
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"params": {
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"filter": {
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"name": ["'$1'"]
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},
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"output": "shorten"
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},
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"id": 1
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}'
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result=$(zaf_zbxapi_do_cache "$hstr" | zaf_zbxapi_getresult | tr ',' '\n' | cut -d '"' -f 4)
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[ -z "$result" ] && zaf_err "HostGroup $1 not found!"
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echo $result
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}
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# $1 hostname
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zaf_zbxapi_gethostid() {
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local hstr
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local host
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local groupid
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local filter
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local gfilter
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local result
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host="$1"
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if [ -n "$host" ] ; then
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filter='"filter": { "host": [ "'$host'" ] },'
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fi
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hstr='{
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"method": "host.get",
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"jsonrpc": "2.0",
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"params": {
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'$filter'
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"output": "shorten"
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},
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"id": 1
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}'
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result=$(zaf_zbxapi_do_cache "$hstr" | zaf_zbxapi_getresult | tr ',' '\n' | cut -d '"' -f 4)
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[ -z "$result" ] && zaf_err "Host $1 not found!"
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echo $result
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}
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# $1 hostname
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zaf_zbxapi_gettemplateid() {
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local hstr
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local host
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local groupid
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local filter
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local gfilter
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local result
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host="$1"
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if [ -n "$host" ] ; then
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filter='"filter": { "host": [ "'$host'" ] },'
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fi
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hstr='{
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"method": "template.get",
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"jsonrpc": "2.0",
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"params": {
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'$filter'
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"output": "shorten"
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},
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"id": 1
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}'
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result=$(zaf_zbxapi_do_cache "$hstr" | zaf_zbxapi_getresult | tr ',' '\n' | cut -d '"' -f 4)
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[ -z "$result" ] && zaf_err "Template $1 not found!"
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echo $result
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}
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# $1 hostid
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zaf_zbxapi_gethost() {
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local hstr
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local host
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local groupid
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local filter
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local gfilter
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local result
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hostid="$1"
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if [ -n "$hostid" ] ; then
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filter='"hostids": [ "'$hostid'" ],'
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fi
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hstr='{
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"method": "host.get",
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"jsonrpc": "2.0",
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"params": {
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'$filter'
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"output": "extend"
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},
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"id": 1
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}'
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result=$(zaf_zbxapi_do_cache "$hstr" | zaf_zbxapi_getresult | zaf_zbxapi_getvalue host)
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[ -z "$result" ] && zaf_err "Hostid $1 not found!"
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echo $result
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}
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# $1 templateid
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zaf_zbxapi_gettemplate() {
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local hstr
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local host
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local groupid
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local filter
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local gfilter
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local result
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hostid="$1"
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if [ -n "$hostid" ] ; then
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filter='"templateids": [ "'$hostid'" ],'
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fi
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hstr='{
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"method": "template.get",
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"jsonrpc": "2.0",
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"params": {
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'$filter'
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"output": "extend"
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},
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"id": 1
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}'
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result=$(zaf_zbxapi_do_cache "$hstr" | zaf_zbxapi_getresult | zaf_zbxapi_getvalue host)
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[ -z "$result" ] && zaf_err "Templateid $1 not found!"
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echo $result
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}
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# $1 hostgroupid
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zaf_zbxapi_gethostsingroup() {
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local hstr
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local host
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local groupid
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local filter
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local gfilter
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groupid="$1"
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if [ -n "$groupid" ]; then
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gfilter='"groupids": [ "'$groupid'" ],'
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fi
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hstr='{
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"method": "host.get",
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"jsonrpc": "2.0",
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"params": {
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'$gfilter'
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'$filter'
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"output": "shorten"
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},
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"id": 1
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}'
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zaf_zbxapi_do_cache "$hstr" | zaf_zbxapi_getresult | tr ',' '\n' | cut -d '"' -f 4
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}
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# Host backup
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# $1 hostid
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zaf_zbxapi_export_host(){
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local bkpstr
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local host
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host="$1"
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bkpstr='
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{
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"method": "configuration.export",
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"jsonrpc": "2.0",
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"params": {
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"options": {
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"hosts": [
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"'$host'"
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]
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},
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"format": "xml"
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},
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"id": 1
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}'
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zaf_zbxapi_do_cache "$bkpstr" | zaf_zbxapi_getxml
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}
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# Template backup
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# $1 templateid
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zaf_zbxapi_export_template(){
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local bkpstr
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local host
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host="$1"
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bkpstr='
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{
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"method": "configuration.export",
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"jsonrpc": "2.0",
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"params": {
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"options": {
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"templates": [
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"'$host'"
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]
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},
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"format": "xml"
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},
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"id": 1
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}'
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zaf_zbxapi_do_cache "$bkpstr" | zaf_zbxapi_getxml
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}
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# Import template into zabbix
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# $1 template file or stdin
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zaf_zbxapi_import_template(){
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local tmplstr
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local impstr
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if [ -z "$1" ]; then
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tmplstr=$(zaf_strescape '"')
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else
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! [ -f "$1" ] && return 1
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tmplstr=$(zaf_strescape '"\n\r' <$1)
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fi
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impstr='
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{
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"method": "configuration.import",
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"jsonrpc": "2.0",
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"params": {
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"format": "xml",
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"rules": {
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"hosts": {
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"createMissing": true,
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"updateExisting": true
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},
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"items": {
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"createMissing": true,
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"updateExisting": true,
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"deleteMissing": true
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}
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},
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"source": "'$tmplstr'"
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},
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"auth": "'$ZAF_ZBXAPI_AUTH'",
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"id": 3
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}'
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echo "$impstr";exit
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zaf_zbxapi_do "$impstr" | zaf_zbxapi_getresult | grep -q true
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}
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