#3233 amf: amfnd loop in assigning caused crashing

[Thang Duc Nguyen]

Syslog

2020-11-06 14:21:30.570 SC-1 osafamfnd[341]: NO Admin Restart request for 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2'
2020-11-06 14:21:30.575 SC-1 amf_demo[583]: Terminating
2020-11-06 14:21:30.575 SC-1 osafamfnd[341]: NO 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2' Presence State INSTANTIATED => RESTARTING
2020-11-06 14:21:30.575 SC-1 amf_demo[566]: Terminating
2020-11-06 14:21:30.608 SC-1 osafamfnd[341]: NO Instantiation of 'safComp=AmfDemo1,safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2' failed
2020-11-06 14:21:30.608 SC-1 osafamfnd[341]: NO Reason:'Exec of script success, but script exits with non-zero status'
2020-11-06 14:21:30.608 SC-1 osafamfnd[341]: NO Exit code: 1
2020-11-06 14:21:30.646 SC-1 osafamfnd[341]: NO Instantiation of 'safComp=AmfDemo1,safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2' failed
2020-11-06 14:21:30.646 SC-1 osafamfnd[341]: NO Reason:'Exec of script success, but script exits with non-zero status'
2020-11-06 14:21:30.646 SC-1 osafamfnd[341]: NO Exit code: 1
2020-11-06 14:21:30.669 SC-1 osafamfnd[341]: WA 'safComp=AmfDemo1,safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2' Presence State RESTARTING => INSTANTIATION_FAILED
2020-11-06 14:21:30.669 SC-1 osafamfnd[341]: NO Component Failover trigerred for 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2': Failed component: 'safComp=AmfDemo1,safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2'
2020-11-06 14:21:30.669 SC-1 osafamfnd[341]: NO 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2' Presence State RESTARTING => INSTANTIATION_FAILED
2020-11-06 14:21:30.739 SC-1 osafamfnd[341]: NO Assigning 'safSi=AmfDemo,safApp=AmfDemo2' QUIESCED to 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2'
2020-11-06 14:21:30.739 SC-1 osafamfnd[341]: NO Assigned 'safSi=AmfDemo,safApp=AmfDemo2' QUIESCED to 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2'
2020-11-06 14:21:30.747 SC-1 osafamfnd[341]: NO Assigning 'safSi=AmfDemo,safApp=AmfDemo2' QUIESCED to 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2'
2020-11-06 14:21:30.747 SC-1 osafamfnd[341]: NO Assigned 'safSi=AmfDemo,safApp=AmfDemo2' QUIESCED to 'safSu=SU1,safSg=AmfDemo,safApp=AmfDemo2'
....

Reproduction
1. Deploy NWA model(2SUs, 2Comps/SU, 2Csis/SI).
2. Exit 1 in instantiation script.
3. Restart the SU.
4. Issue happen.

[Thang Duc Nguyen]

commit 47d18c7783e29b97e63081062158d537aaf84464 (HEAD -> develop, origin/develop, ticket-3233)
Author: thang.d.nguyen thang.d.nguyen@dektech.com.au
Date: Tue Nov 10 14:49:18 2020 +0700

amf: correct behavior SU restart [#3233]

During standby SU restarts, active SU is failover. The standby SU
need re-assignment standby then take over active assignment.
This is to correct the issue in the ticket #3207.