- **status**: review --> fixed
- **Milestone**: 4.5.1 --> 4.4.2
- **Comment**:

changeset:   6242:6b0bc3387001
branch:      opensaf-4.4.x
parent:      6239:33ca20afdbab
user:        Nagendra Kumar<[email protected]>
date:        Fri Jan 16 11:36:53 2015 +0530
summary:     amfd: return try_again to si-swap during amfd cold sync [#1169]

changeset:   6243:2317f0017807
branch:      opensaf-4.5.x
parent:      6240:c0a30b5a5567
user:        Nagendra Kumar<[email protected]>
date:        Fri Jan 16 11:37:47 2015 +0530
summary:     amfd: return try_again to si-swap during amfd cold sync [#1169]

changeset:   6244:76a3eab3e994
tag:         tip
parent:      6241:57bee3eb7cfd
user:        Nagendra Kumar<[email protected]>
date:        Fri Jan 16 11:38:00 2015 +0530
summary:     amfd: return try_again to si-swap during amfd cold sync [#1169]

[staging:6b0bc3]
[staging:2317f0]
[staging:76a3ea]




---

** [tickets:#1169] amfd: SI_SWAP operation accepted but will always fail when 
cold sync not finished**

**Status:** fixed
**Milestone:** 4.4.2
**Created:** Tue Oct 14, 2014 12:43 PM UTC by Ingvar Bergström
**Last Updated:** Mon Jan 12, 2015 09:24 AM UTC
**Owner:** Nagendra Kumar

If a SI Swap operation is issued to SI "safSi=SC-2N,safApp=OpenSAF" before cold 
sync of standby node is finished, the swap will alwayas fail.
-The swap is started and applications are taken into operation on the new 
active node.
-After a while AMF detect that coldsync is not completed and will try to swap 
back again.
-The return code from the admin operation is SA_AIS_OK.

To my opinion the SI Swap operation shall not start until coldsync is finished 
and return TRY_AGAIN while waiting.

Some observations:
-No check is made for coldsync finished in method SG_2N::si_swap (sg_2n_fsm.cc)
-the control block AVD_CL_CB variable "stby_sync_state" is initially set to 
AVD_STBY_IN_SYNC already at start, so this can not be used to test for coldsync 
in this case.
-all return codes except SA_AIS_OK are converted to SA_AIS_ERR_BAD_OPERATION in 
function si_admin_op_cb for SWAP operation (si.cc).


---

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