Retry if ccb is aborted at init proc. Retry when the model
modification will return TRY_AGAIN or NOT_EXIST.
---
src/smf/smfd/SmfUpgradeAction.cc | 73 +++++++++++++++++++++++++++++++++++-----
1 file changed, 65 insertions(+), 8 deletions(-)
diff --git a/src/smf/smfd/SmfUpgradeAction.cc b/src/smf/smfd/SmfUpgradeAction.cc
index d05eea4..4f2696a 100644
--- a/src/smf/smfd/SmfUpgradeAction.cc
+++ b/src/smf/smfd/SmfUpgradeAction.cc
@@ -461,12 +461,12 @@ SaAisErrorT SmfImmCcbAction::execute(SaImmOiHandleT
i_oiHandle,
const std::string* i_rollbackDn) {
SaAisErrorT result = SA_AIS_OK;
SmfRollbackCcb* rollbackCcb = NULL;
+ std::string immRollbackCcbDn;
TRACE_ENTER();
TRACE("Imm ccb actions id %d, size %zu", m_id, m_operations.size());
if (i_rollbackDn != NULL) {
- std::string immRollbackCcbDn;
char idStr[16];
snprintf(idStr, 16, "%08d", m_id);
immRollbackCcbDn = "smfRollbackElement=ccb_";
@@ -491,17 +491,74 @@ SaAisErrorT SmfImmCcbAction::execute(SaImmOiHandleT
i_oiHandle,
}
if (m_operations.size() > 0) {
- SmfImmUtils immUtil;
- if ((result = immUtil.doImmOperations(m_operations, rollbackCcb)) !=
- SA_AIS_OK) {
- delete rollbackCcb;
- rollbackCcb = NULL;
- }
+ TRACE("Modifying information model");
+ SmfImmUtils immUtil;
+ while (1) {
+ uint32_t retry_count = 0;
+ result = immUtil.doImmOperations(m_operations, rollbackCcb);
+ if (((result == SA_AIS_ERR_TIMEOUT) || (result == SA_AIS_ERR_NOT_EXIST))
+ && (retry_count <= 6)) {
+ int interval = 5; // seconds
+ // When IMM aborts a CCB because of synch request from a payload, then
+ // the next call of CCBInitialize() will return TRY_AGAIN till the time
+ // the synch is complete.
+ // There is no direct information available to the OM that can indicate
+ // that the CCB or the Adminownerset failed because of an abort and
also
+ // there is no notification that can indicate that IMM is ready now.
+ // That leaves SMF with the option to correlate error codes returned.
+ //
+ // Notes on treatment of SA_AIS_ERR_TIMEOUT and SA_AIS_ERR_NOT_EXIST
+ // error codes:
+ //
+ // 1) CCB abort when it is not the first
operation(create/modify/delete)
+ // in the CCB
+ // and if there is dependency between objects in the CCB:-
+ //
+ // An abort of a CCB and if the objects(Create/Modify/delete) had
+ // some dependency(parent-child) among them, then an API call of
+ // AdminOwnerSet() or the CCBCreate/Delete/Modify() on a dependant
+ // object will return SA_AIS_ERR_NOT_EXIST, because the CCB aborted.
+ //
+ // 2) CCB abort when it is a first operation and/or there is no
+ // intra-ccb objects-dependency:-
+ //
+ // When an ongoing CCB is aborted because of a synch request
originating
+ // from a payload, then the AdminOwnerSet() or the
+ // CCBCreate/Delete/Modify() will return timeout.
+
+ ++retry_count;
+ LOG_NO("xngthan: SmfUpgradeAction modify IMM failed with error: %s",
+ saf_error(result));
+ LOG_NO("CCB was aborted!?, Retrying: %u", retry_count);
+ // Total retry time of 2.5 minutes for a worst case IMM loaded with say
+ // < 300k objects. Retry every 25 seconds. i.e. (nanosleep for 5
+ // seconds) + (immutil_ccbInitialize will worstcase wait till 20
+ // seconds).
+ struct timespec sleepTime = {interval, 0};
+ osaf_nanosleep(&sleepTime);
+ // Note: Alternatively Make rollbackCcb unique by adding a method for
+ // this to the rollbackCcb.
+ delete rollbackCcb;
+ rollbackCcb =
+ new (std::nothrow) SmfRollbackCcb(immRollbackCcbDn, i_oiHandle);
+ if (rollbackCcb == NULL) {
+ LOG_ER("SmfImmCcbAction::execute failed to create SmfRollbackCcb");
+ return SA_AIS_ERR_NO_MEMORY;
+ }
+ continue;
+ } else if (result != SA_AIS_OK) {
+ LOG_ER("Giving up, SmfUpgradeAction modify IMM failed, result=%s",
+ saf_error(result));
+ delete rollbackCcb;
+ return result;
+ }
+ break;
+ }/* End while (1) */
}
if (rollbackCcb != NULL) {
if ((result = rollbackCcb->execute()) != SA_AIS_OK) {
- LOG_ER("SmfImmCcbAction::execute failed to store rollback CCB, rc=%s",
+ LOG_ER("SmfImmCcbAction::execute failed to store rollback CCB,
result=%s",
saf_error(result));
}
delete rollbackCcb;
--
2.7.4
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