snmp-check external monitor

Problem this snippet solves: This external monitor script runs an snmpget to pool members and marks the members up or down based upon the result. Specifically created for this GTM/APM use case, but ...
Published Mar 16, 2020
Version 1.0
application delivery
LTM
monitor
snmp
RyanSch's avatar
RyanSch
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Mar 17, 2020

Are there any prerequisites?

 

I implemented the monitor, but it continues to timeout.

 

Log indicates:

[0][14302] 2020-03-17 14:25:27.290399: ID 100  :(_do_ping): time to ping, now=[1584473130.290513][2020-03-17 14:25:30], status=UNKNOWN [ addr=::ffff:xxx.xxx.xxx.xxx:161 mon=/Common/snmp_monitor-xxxxx-apm01_current_active_sessions fd=-1 pend=0 #conn=0 up_intvl=5 dn_intvl=5 timeout=16 time_until_up=0 immed=0 next_ping=[1584473130.256451][2020-03-17 14:25:30] last_ping=[1584473125.262704][2020-03-17 14:25:25] deadline=[1584473130.358088][2020-03-17 14:25:30] on_service_list=True snd_cnt=4 rcv_cnt=0 ]

[0][14302] 2020-03-17 14:25:27.290447: ID 100  :(_spawn_external_pinger): /config/filestore/files_d/Common_d/external_monitor_d/:Common:snmp-check_62638_1 [ addr=::ffff:xxx.xxx.xxx.xxx:161 ]

[0][14302] 2020-03-17 14:25:27.290857: ID 100  :(_spawn_external_pinger): spawned EAV pid=19475 [ addr=::ffff:xxx.xxx.xxx.xxx:161 fd=13 ]

[0][14302] 2020-03-17 14:25:27.290885: ID 100  :(_do_ping): post ping, status=UNKNOWN [ addr=::ffff:xxx.xxx.xxx.xxx:161 mon=/Common/snmp_monitor-xxxxxxxx-apm01_current_active_sessions fd=13 pend=0 #conn=0 up_intvl=5 dn_intvl=5 timeout=16 time_until_up=0 immed=0 next_ping=[1584473135.256451][2020-03-17 14:25:35] last_ping=[1584473130.290513][2020-03-17 14:25:30] deadline=[1584473130.358088][2020-03-17 14:25:30] on_service_list=True snd_cnt=5 rcv_cnt=0 ]

[0][14302] 2020-03-17 14:25:27.291532: ID 100  :(spawn_external_pinger): EAV execve: No such file or directory

[0][14302] 2020-03-17 14:25:27.291998: ID 100  :(_main_loop): Service ready for read, now=[1584473130.292158][2020-03-17 14:25:30] [ addr=::ffff:xxx.xxx.xxx.xxx:161 srcaddr=::%0:0 fd=13 pend=0 #conn=0 ]

[0][14302] 2020-03-17 14:25:27.292029: ID 100  :(_recv_external_node_ping): reading [ addr=::ffff:xxx.xxx.xxx.xxx:161 ]

[0][14302] 2020-03-17 14:25:27.292039: ID 100  :(recv_external_node_ping): EAV failed [ addr=::ffff:xxx.xxx.xxx.xxx:161 ]

[0][14302] 2020-03-17 14:25:27.292045: ID 100  :(_kill_external_pinger): killing pid=19475 [ addr=::ffff:xxx.xxx.xxx.xxx:161 fd=13 ]

[0][14302] 2020-03-17 14:25:27.992132: ID 100  :(service_ping_timeout_message): timed out, status=DOWN, now=[1584473130.992221][2020-03-17 14:25:30] [ addr=::ffff:xxx.xxx.xxx.xxx:161 mon=/Common/snmp_monitor-xxxxxx-apm01_current_active_sessions fd=-1 pend=0 #conn=0 up_intvl=5 dn_intvl=5 timeout=16 time_until_up=0 immed=0 next_ping=[1584473135.256451][2020-03-17 14:25:35] last_ping=[1584473130.290513][2020-03-17 14:25:30] deadline=[1584473130.358088][2020-03-17 14:25:30] on_service_list=True snd_cnt=5 rcv_cnt=0 ]

[0][14302] 2020-03-17 14:25:27.992185: ID 100  :(_change_state_to_failure) [ addr=::ffff:xxx.xxx.xxx.xxx:161 mon=/Common/snmp_monitor-xxxxxx-apm01_current_active_sessions up_intvl=5 dn_intvl=5 timeout=16 time_until_up=0 immed=0 next_ping=[1584473135.256451][2020-03-17 14:25:35] last_ping=[1584473130.290513][2020-03-17 14:25:30] deadline=[1584473130.358088][2020-03-17 14:25:30] on_service_list=True ]

[0][14302] 2020-03-17 14:25:27.992222: ID 100  :(change_state_common) monitor test completed, result DOWN [ addr=::ffff:xxx.xxx.xxx.xxx:161 mon=/Common/snmp_monitor-xxxxxxx-apm01_current_active_sessions ]

[0][14302] 2020-03-17 14:25:27.992230: ID 100  :(_change_state_common): Node DOWN (was UNKNOWN) [ addr=::ffff:xxx.xxx.xxx.xxx:161 mon=/Common/snmp_monitor-xxxxxxxx-apm01_current_active_sessions up_intvl=5 dn_intvl=5 timeout=16 time_until_up=0 immed=0 next_ping=[1584473135.256451][2020-03-17 14:25:35] last_ping=[1584473130.290513][2020-03-17 14:25:30] deadline=[1584473130.358088][2020-03-17 14:25:30] on_service_list=True snd_cnt=5 rcv_cnt=0 ]

[0][14302] 2020-03-17 14:25:27.992248: ID 100  :(adjust_deadline): from [1584473130.358088][2020-03-17 14:25:30] to [1584473135.992221][2020-03-17 14:25:35] [ addr=::ffff:xxx.xxx.xxx.xxx:161 mon=/Common/snmp_monitor-xxxxxxxx-apm01_current_active_sessions fd=-1 pend=0 #conn=0 up_intvl=5 dn_intvl=5 timeout=16 time_until_up=0 immed=0 next_ping=[1584473135.256451][2020-03-17 14:25:35] last_ping=[1584473130.290513][2020-03-17 14:25:30] deadline=[1584473135.992221][2020-03-17 14:25:35] on_service_list=True snd_cnt=5 rcv_cnt=0 ]