osaf/services/saf/clmsv/clms/clms_amf.c | 9 +-
osaf/services/saf/clmsv/clms/clms_cb.h | 4 +
osaf/services/saf/clmsv/clms/clms_imm.c | 243 +++++++++++++++++++++++++++---
osaf/services/saf/clmsv/clms/clms_imm.h | 3 +
osaf/services/saf/clmsv/clms/clms_main.c | 25 ++-
5 files changed, 252 insertions(+), 32 deletions(-)
ERR_EXIST and TRY_AGAIN are treated the same. Also, a rtu_pending flag is
introduced.
The flag is toggled when an IMM API throws a TRY_AGAIN or ERR_EXIST and when the
call is reattempted later and if the call succeeds the flag is turned off.
diff --git a/osaf/services/saf/clmsv/clms/clms_amf.c
b/osaf/services/saf/clmsv/clms/clms_amf.c
--- a/osaf/services/saf/clmsv/clms/clms_amf.c
+++ b/osaf/services/saf/clmsv/clms/clms_amf.c
@@ -256,8 +256,11 @@ static void clms_amf_csi_set_callback(Sa
if (role_change == true) {
- if(clms_cb->ha_state == SA_AMF_HA_ACTIVE)
+ if(clms_cb->ha_state == SA_AMF_HA_ACTIVE) {
clms_imm_impl_set(clms_cb);
+ /* Unconditionally refresh IMM for runtime attributes
+ clms_switchon_all_pending_rtupdates(); */
+ }
if ((rc = clms_mds_change_role(clms_cb)) != NCSCC_RC_SUCCESS) {
LOG_ER("clms_mds_change_role FAILED");
@@ -266,6 +269,10 @@ static void clms_amf_csi_set_callback(Sa
/* Inform MBCSV of HA state change */
if (NCSCC_RC_SUCCESS != (error =
clms_mbcsv_change_HA_state(clms_cb)))
error = SA_AIS_ERR_FAILED_OPERATION;
+
+ /* Clear up any rtu updates, the active will take care of it */
+ if (clms_cb->ha_state == SA_AMF_HA_STANDBY)
+ clms_switchoff_all_pending_rtupdates();
}
response:
diff --git a/osaf/services/saf/clmsv/clms/clms_cb.h
b/osaf/services/saf/clmsv/clms/clms_cb.h
--- a/osaf/services/saf/clmsv/clms/clms_cb.h
+++ b/osaf/services/saf/clmsv/clms/clms_cb.h
@@ -40,6 +40,7 @@ typedef struct cluster_db_t {
SaNameT name;
SaUint32T num_nodes;
SaTimeT init_time;
+ SaBoolT rtu_pending;
/*struct cluster_db_t *next; */ /* Multiple cluster is not supported as
of now */
} CLMS_CLUSTER_INFO;
@@ -69,6 +70,8 @@ typedef struct cluster_node_t {
ADMIN_OP admin_op; /*plm or clm operation */
timer_t lock_timerid; /*Timer id for admin lock operation */
SaInvocationT plm_invid; /*plmtrack callback invocation id */
+ SaBoolT rtu_pending; /* Flag to mark whether an IMM RunTime attribute
Update is pending and to be retried */
+ SaBoolT admin_rtu_pending; /* Flag to mark whether an IMM RunTime
attribute Update is pending and to be retried */
struct cluster_node_t *dep_node_list; /*Dependent nodes list - in
case of plm operation */
struct cluster_node_t *next;
} CLMS_CLUSTER_NODE;
@@ -172,6 +175,7 @@ typedef struct clms_cb_t {
SaSelectionObjectT plm_sel_obj; /* PLMSv selection object */
SaNtfHandleT ntf_hdl; /* Handled obtained from NTFSv */
SaBoolT reg_with_plm; /*plm present in system */
+ SaBoolT rtu_pending; /* Global flag to determine a pending RTU update
and the poll timeout */
CLMA_DOWN_LIST *clma_down_list_head; /* CLMA down reccords - Fix for
Failover missed
down events Processing */
CLMA_DOWN_LIST *clma_down_list_tail;
diff --git a/osaf/services/saf/clmsv/clms/clms_imm.c
b/osaf/services/saf/clmsv/clms/clms_imm.c
--- a/osaf/services/saf/clmsv/clms/clms_imm.c
+++ b/osaf/services/saf/clmsv/clms/clms_imm.c
@@ -22,6 +22,9 @@
extern struct ImmutilWrapperProfile immutilWrapperProfile;
void clms_all_node_rattr_update(void);
+void clms_retry_pending_rtupdates(void);
+void clms_switchoff_all_pending_rtupdates(void);
+void clms_switchon_all_pending_rtupdates(void);
SaAisErrorT clms_node_ccb_comp_cb(CcbUtilOperationData_t * opdata);
uint32_t clms_imm_node_unlock(CLMS_CLUSTER_NODE * nodeop);
uint32_t clms_imm_node_lock(CLMS_CLUSTER_NODE * nodeop);
@@ -32,6 +35,10 @@ static uint32_t clms_lock_send_no_start_
static SaVersionT immVersion = { 'A', 2, 1 };
+
+const unsigned int sleep_delay_ms = 500;
+const unsigned int max_waiting_time_ms = 60 * 1000; /* 60 seconds */
+
/**
* Initialize the track response patricia tree for the node
* @param[in] node node to initialize trackresponse tree
@@ -64,22 +71,49 @@ static void *imm_impl_set_node_down_proc
NODE_DOWN_LIST *node_down_rec = NULL;
NODE_DOWN_LIST *temp_node_down_rec = NULL;
CLMS_CLUSTER_NODE *node = NULL;
+ int msecs_waited;
TRACE_ENTER();
/* Update IMM */
- if ((rc = immutil_saImmOiImplementerSet(cb->immOiHandle,
IMPLEMENTER_NAME)) != SA_AIS_OK) {
- LOG_ER("saImmOiImplementerSet failed rc:%u, exiting", rc);
+
+ msecs_waited = 0;
+ rc = saImmOiImplementerSet(cb->immOiHandle, IMPLEMENTER_NAME);
+ while (((rc == SA_AIS_ERR_TRY_AGAIN) || (rc == SA_AIS_ERR_EXIST)) &&
+ (msecs_waited <
max_waiting_time_ms)) {
+ usleep(sleep_delay_ms * 1000);
+ msecs_waited += sleep_delay_ms;
+ rc = saImmOiImplementerSet(cb->immOiHandle, IMPLEMENTER_NAME);
+ }
+ if (rc != SA_AIS_OK) {
+ /* We have tried enough, now just exit */
+ LOG_ER("saImmOiImplementerSet failed, rc = %u", rc);
exit(EXIT_FAILURE);
}
-
- if ((rc = immutil_saImmOiClassImplementerSet(cb->immOiHandle,
"SaClmNode")) != SA_AIS_OK) {
- LOG_ER("saImmOiClassImplementerSet failed for class SaClmNode
rc:%u, exiting", rc);
+
+ msecs_waited = 0;
+ rc = saImmOiClassImplementerSet(cb->immOiHandle, "SaClmNode");
+ while (((rc == SA_AIS_ERR_TRY_AGAIN) || (rc == SA_AIS_ERR_EXIST)) &&
+ (msecs_waited <
max_waiting_time_ms)) {
+ usleep(sleep_delay_ms * 1000);
+ msecs_waited += sleep_delay_ms;
+ rc = saImmOiClassImplementerSet(cb->immOiHandle, "SaClmNode");
+ }
+ if (rc != SA_AIS_OK) {
+ LOG_ER("saImmOiClassImplementerSet failed for class SaClmNode,
rc = %u", rc);
exit(EXIT_FAILURE);
}
-
- if ((rc = immutil_saImmOiClassImplementerSet(cb->immOiHandle,
"SaClmCluster")) != SA_AIS_OK) {
- LOG_ER("saImmOiClassImplementerSet failed for class
SaClmCluster rc:%u, exiting", rc);
+
+ msecs_waited = 0;
+ rc = saImmOiClassImplementerSet(cb->immOiHandle, "SaClmCluster");
+ while (((rc == SA_AIS_ERR_TRY_AGAIN) || (rc == SA_AIS_ERR_EXIST)) &&
+ (msecs_waited <
max_waiting_time_ms)) {
+ usleep(sleep_delay_ms * 1000);
+ msecs_waited += sleep_delay_ms;
+ rc = saImmOiClassImplementerSet(cb->immOiHandle,
"SaClmCluster");
+ }
+ if (rc != SA_AIS_OK) {
+ LOG_ER("saImmOiClassImplementerSet failed for class
SaClmCluster, rc = %u,", rc);
exit(EXIT_FAILURE);
}
@@ -175,7 +209,10 @@ CLMS_CLUSTER_NODE *clms_node_new(SaNameT
node->node_name.length = name->length;
node->node_addr.family = 1;
node->admin_state = SA_CLM_ADMIN_UNLOCKED;
+ node->rtu_pending = false;
+ node->admin_rtu_pending = false;
+ TRACE("RTU pending flag is switched off");
TRACE("nodename %s", node->node_name.value);
while ((attr = attrs[i++]) != NULL) {
@@ -350,6 +387,9 @@ SaAisErrorT clms_cluster_config_get(void
if (clms_cb->ha_state == SA_AMF_HA_ACTIVE) {
osaf_cluster->init_time = clms_get_SaTime();
}
+
+ osaf_cluster->rtu_pending = false;
+ TRACE("RTU pending flag is switched off");
}
rc = SA_AIS_OK;
done2:
@@ -405,8 +445,8 @@ SaAisErrorT clms_imm_activate(CLMS_CB *c
goto done;
}
+ cb->is_impl_set = true;
clms_all_node_rattr_update();
- cb->is_impl_set = true;
}
rc = SA_AIS_OK;
@@ -428,6 +468,13 @@ void clms_admin_state_update_rattr(CLMS_
TRACE_ENTER2("Admin state %d update for node %s", nd->admin_state,
nd->node_name.value);
+ CLMS_CLUSTER_NODE *node = NULL;
+ /* If this update was attempted was for a node down and as a part of
try-again-later, then
+ * we need to lookup using name, because the node_id record would
+ * have been deleted as a part of node down processing
+ */
+ node = clms_node_get_by_name(&nd->node_name);
+
SaImmAttrValueT attrUpdateValue[] = { &nd->admin_state };
const SaImmAttrModificationT_2 *attrMods[] = {
&attr_Mod[0],
@@ -440,13 +487,33 @@ void clms_admin_state_update_rattr(CLMS_
attr_Mod[0].modAttr.attrValueType = SA_IMM_ATTR_SAUINT32T;
attr_Mod[0].modAttr.attrValues = attrUpdateValue;
- int errorsAreFatal = immutilWrapperProfile.errorsAreFatal;
- immutilWrapperProfile.errorsAreFatal = 0;
- rc = immutil_saImmOiRtObjectUpdate_2(clms_cb->immOiHandle,
&nd->node_name, attrMods);
- immutilWrapperProfile.errorsAreFatal = errorsAreFatal;
+ rc = saImmOiRtObjectUpdate_2(clms_cb->immOiHandle, &nd->node_name,
attrMods);
+ if (rc == SA_AIS_OK) {
+ node->admin_rtu_pending = false;
+ /* Update the global flag for try-again only if cluster update
is done.
+ * Note the cluster is done only after node update.
+ */
+ if ((clms_cb->rtu_pending == true) && (node->rtu_pending ==
false)
+ && (osaf_cluster->rtu_pending
== false)){
+ clms_cb->rtu_pending = false;
+ TRACE("RTUpdate success. Turning off flag");
+ }
+ } else if ((rc == SA_AIS_ERR_TRY_AGAIN) || (rc == SA_AIS_ERR_TIMEOUT)) {
+ LOG_IN("saImmOiRtObjectUpdate for %s failed with rc = %u.
Trying again", node->node_name.value, rc);
+ node->admin_rtu_pending = true;
+ clms_cb->rtu_pending = true;
+ } else {
+ /* Right now, there is no guarantee on IMM error codes. So
Reinit for everything else */
+ LOG_IN("saImmOiRtObjectUpdate for %s failed with rc = %u.
Reinit with IMM", node->node_name.value, rc);
+ node->admin_rtu_pending = true;
+ clms_cb->rtu_pending = true;
- if (rc != SA_AIS_OK) {
- LOG_ER("saImmOiRtObjectUpdate FAILED %u, '%s'", rc,
nd->node_name.value);
+ saImmOiFinalize(clms_cb->immOiHandle);
+ clms_cb->immOiHandle = 0;
+ clms_cb->is_impl_set = false;
+
+ /* Initiate IMM reinitializtion in the background */
+ clm_imm_reinit_bg(clms_cb);
}
TRACE_LEAVE();
@@ -473,7 +540,18 @@ void clms_node_update_rattr(CLMS_CLUSTER
NULL
};
+ CLMS_CLUSTER_NODE *node = NULL;
+
TRACE_ENTER();
+ node = clms_node_get_by_name(&nd->node_name);
+
+ if (clms_cb->is_impl_set == false) {
+ TRACE("Implementer not yet set: Switching on the tryagain
flag");
+ node->rtu_pending = true;
+ clms_cb->rtu_pending = true;
+ TRACE_LEAVE();
+ return;
+ }
attr_Mod[0].modType = SA_IMM_ATTR_VALUES_REPLACE;
attr_Mod[0].modAttr.attrName = "saClmNodeIsMember";
@@ -499,20 +577,37 @@ void clms_node_update_rattr(CLMS_CLUSTER
attr_Mod[3].modAttr.attrValueType = SA_IMM_ATTR_SAUINT64T;
attr_Mod[3].modAttr.attrValues = attrUpdateValue3;
- int errorsAreFatal = immutilWrapperProfile.errorsAreFatal;
- immutilWrapperProfile.errorsAreFatal = 0;
- rc = immutil_saImmOiRtObjectUpdate_2(clms_cb->immOiHandle,
&nd->node_name, attrMods);
- immutilWrapperProfile.errorsAreFatal = errorsAreFatal;
+ rc = saImmOiRtObjectUpdate_2(clms_cb->immOiHandle, &nd->node_name,
attrMods);
- if (rc != SA_AIS_OK) {
- LOG_ER("saImmOiRtObjectUpdate FAILED %u, '%s'", rc,
nd->node_name.value);
+ if (rc == SA_AIS_OK) {
+ node->rtu_pending = false;
+ if ((clms_cb->rtu_pending == true) && (node->rtu_pending ==
false)
+ && (osaf_cluster->rtu_pending
== false)){
+ clms_cb->rtu_pending = false;
+ TRACE("RTU success. Turning off tryagain flag");
+ }
+ } else if ((rc == SA_AIS_ERR_TRY_AGAIN) || (rc == SA_AIS_ERR_TIMEOUT)) {
+ LOG_IN("saImmOiRtObjectUpdate for %s failed with rc = %u.
Trying again", node->node_name.value, rc);
+ node->rtu_pending = true;
+ clms_cb->rtu_pending = true;
+ } else {
+ LOG_IN("saImmOiRtObjectUpdate for %s failed with rc = %u.
Reinit with IMM", node->node_name.value, rc);
+ node->rtu_pending = true;
+ clms_cb->rtu_pending = true;
+
+ saImmOiFinalize(clms_cb->immOiHandle);
+ clms_cb->immOiHandle = 0;
+ clms_cb->is_impl_set = false;
+
+ /* Initiate IMM reinitializtion in the background */
+ clm_imm_reinit_bg(clms_cb);
}
TRACE_LEAVE();
}
/**
-* Update IMMSv the runtime info of all node
+* Update IMMSv the runtime info of all nodes
*/
void clms_all_node_rattr_update(void)
{
@@ -528,6 +623,74 @@ void clms_all_node_rattr_update(void)
}
/**
+* Process all pending runtime attribute updates toward IMM
+*/
+void clms_retry_pending_rtupdates(void)
+{
+ CLMS_CLUSTER_NODE *node = NULL;
+ SaNameT nodename = {0};
+ TRACE_ENTER();
+
+ if (clms_cb->is_impl_set == false) {
+ TRACE_LEAVE2("Implementerset yet to happen, try later");
+ return;
+ }
+ for (node = clms_node_getnext_by_name(&nodename); node != NULL; node =
clms_node_getnext_by_name(&nodename)) {
+ if (node->rtu_pending == true)
+ clms_node_update_rattr(node);
+ if (node->admin_rtu_pending == true)
+ clms_admin_state_update_rattr(node);
+ memcpy(&nodename, &node->node_name, sizeof(SaNameT));
+ }
+
+ if (osaf_cluster->rtu_pending == true)
+ clms_cluster_update_rattr(osaf_cluster);
+ TRACE_LEAVE();
+}
+
+/**
+* As a standby, clear all pending runtime attribute updates toward IMM
+* The new active will take care of it.
+*/
+void clms_switchoff_all_pending_rtupdates(void)
+{
+ CLMS_CLUSTER_NODE *node = NULL;
+ SaNameT nodename = {0};
+ TRACE_ENTER();
+
+ for (node = clms_node_getnext_by_name(&nodename); node != NULL; node =
clms_node_getnext_by_name(&nodename)) {
+ TRACE("Switching on the tryagain flag");
+ node->rtu_pending = false;
+ node->admin_rtu_pending = false;
+ memcpy(&nodename, &node->node_name, sizeof(SaNameT));
+ }
+ osaf_cluster->rtu_pending = false;
+ clms_cb->rtu_pending = false;
+ TRACE_LEAVE();
+}
+
+/**
+* As a standby, clear all pending runtime attribute updates toward IMM
+* The new active will take care of it.
+*/
+void clms_switchon_all_pending_rtupdates(void)
+{
+ CLMS_CLUSTER_NODE *node = NULL;
+ SaNameT nodename = {0};
+ TRACE_ENTER();
+
+ for (node = clms_node_getnext_by_name(&nodename); node != NULL; node =
clms_node_getnext_by_name(&nodename)) {
+ TRACE("Switching on the pending RTUs");
+ node->rtu_pending = true;
+ node->admin_rtu_pending = true;
+ memcpy(&nodename, &node->node_name, sizeof(SaNameT));
+ }
+ osaf_cluster->rtu_pending = true;
+ clms_cb->rtu_pending = true;
+ TRACE_LEAVE();
+}
+
+/**
* Update IMMSv with the runtime info of the osaf cluster
* @param[in] osaf_cluster pointer to CLM Cluster
*/
@@ -546,6 +709,14 @@ void clms_cluster_update_rattr(CLMS_CLUS
TRACE_ENTER();
+ if (clms_cb->is_impl_set == false) {
+ TRACE("Implementer is not set. Switching on flag in %s",
__FUNCTION__);
+ osaf_cluster->rtu_pending = true;
+ clms_cb->rtu_pending = true;
+ TRACE_LEAVE();
+ return;
+ }
+
attr_Mod[0].modType = SA_IMM_ATTR_VALUES_REPLACE;
attr_Mod[0].modAttr.attrName = "saClmClusterNumNodes";
attr_Mod[0].modAttr.attrValuesNumber = 1;
@@ -558,13 +729,29 @@ void clms_cluster_update_rattr(CLMS_CLUS
attr_Mod[1].modAttr.attrValueType = SA_IMM_ATTR_SATIMET;
attr_Mod[1].modAttr.attrValues = attrUpdateValue1;
- int errorsAreFatal = immutilWrapperProfile.errorsAreFatal;
- immutilWrapperProfile.errorsAreFatal = 0;
- rc = immutil_saImmOiRtObjectUpdate_2(clms_cb->immOiHandle,
&osaf_cluster->name, attrMods);
- immutilWrapperProfile.errorsAreFatal = errorsAreFatal;
+ rc = saImmOiRtObjectUpdate_2(clms_cb->immOiHandle, &osaf_cluster->name,
attrMods);
- if (rc != SA_AIS_OK) {
- LOG_ER("saImmOiRtObjectUpdate FAILED %u, '%s'", rc,
osaf_cluster->name.value);
+ if (rc == SA_AIS_OK){
+ osaf_cluster->rtu_pending = false;
+ if (clms_cb->rtu_pending == true) {/* Cluster update is done
after node update */
+ clms_cb->rtu_pending = false;
+ TRACE("RTU success, Switching off");
+ }
+ } else if ((rc == SA_AIS_ERR_TRY_AGAIN) || (rc == SA_AIS_ERR_TIMEOUT)) {
+ LOG_IN("saImmOiRtObjectUpdate failed for cluster object with rc
= %u. Trying again", rc);
+ osaf_cluster->rtu_pending = true;
+ clms_cb->rtu_pending = true;
+ } else {
+ LOG_IN("saImmOiRtObjectUpdate failed for cluster object with rc
= %u. Reinit with IMM", rc);
+ osaf_cluster->rtu_pending = true;
+ clms_cb->rtu_pending = true;
+
+ saImmOiFinalize(clms_cb->immOiHandle);
+ clms_cb->immOiHandle = 0;
+ clms_cb->is_impl_set = false;
+
+ /* Initiate IMM reinitializtion in the background */
+ clm_imm_reinit_bg(clms_cb);
}
/* TBD: We need to handle a case where there's only one node,
diff --git a/osaf/services/saf/clmsv/clms/clms_imm.h
b/osaf/services/saf/clmsv/clms/clms_imm.h
--- a/osaf/services/saf/clmsv/clms/clms_imm.h
+++ b/osaf/services/saf/clmsv/clms/clms_imm.h
@@ -45,4 +45,7 @@ extern uint32_t clms_prep_and_send_track
extern uint32_t clms_send_track_local(CLMS_CLUSTER_NODE * node,
CLMS_CLIENT_INFO * client,
SaClmChangeStepT step);
extern void clms_trackresp_patricia_init(CLMS_CLUSTER_NODE * node);
+extern void clms_switchoff_all_pending_rtupdates(void);
+extern void clms_switchon_all_pending_rtupdates(void);
+extern void clms_retry_pending_rtupdates(void);
#endif
diff --git a/osaf/services/saf/clmsv/clms/clms_main.c
b/osaf/services/saf/clmsv/clms/clms_main.c
--- a/osaf/services/saf/clmsv/clms/clms_main.c
+++ b/osaf/services/saf/clmsv/clms/clms_main.c
@@ -227,6 +227,7 @@ uint32_t clms_cb_init(CLMS_CB * clms_cb)
clms_cb->curr_invid = 1;
clms_cb->immOiHandle = 0;
clms_cb->is_impl_set = false;
+ clms_cb->rtu_pending = false; /* Flag to control try-again of
rt-updates */
/* Assign Version. Currently, hardcoded, This will change later */
clms_cb->clm_ver.releaseCode = CLM_RELEASE_CODE;
@@ -378,6 +379,7 @@ int main(int argc, char *argv[])
SaAisErrorT error = SA_AIS_OK;
uint32_t rc;
osaf_cluster = NULL;
+ int timeout = -1;
daemonize(argc, argv);
@@ -405,6 +407,13 @@ int main(int argc, char *argv[])
while (1) {
+ if (clms_cb->rtu_pending == true) {
+ LOG_IN("There is an IMM task to be tried again. setting
poll time out to 500");
+ timeout = 500;
+ }else {
+ timeout = -1;
+ }
+
if ((clms_cb->immOiHandle != 0) && (clms_cb->is_impl_set ==
true)) {
fds[FD_IMM].fd = clms_cb->imm_sel_obj;
fds[FD_IMM].events = POLLIN;
@@ -412,8 +421,7 @@ int main(int argc, char *argv[])
} else {
nfds = NUM_FD - 1;
}
-
- int ret = poll(fds, nfds, -1);
+ int ret = poll(fds, nfds, timeout);
if (ret == -1) {
if (errno == EINTR)
@@ -422,6 +430,14 @@ int main(int argc, char *argv[])
LOG_ER("poll failed - %s", strerror(errno));
break;
}
+
+ if (ret == 0) {
+ /* Process any/all pending RTAttribute updates to IMM */
+ TRACE("poll time out processing pending updates");
+ clms_retry_pending_rtupdates();
+ continue;
+ }
+
if (fds[FD_AMF].revents & POLLIN) {
if (clms_cb->amf_hdl != 0) {
if ((error = saAmfDispatch(clms_cb->amf_hdl,
SA_DISPATCH_ALL)) != SA_AIS_OK) {
@@ -496,7 +512,10 @@ int main(int argc, char *argv[])
}
}
}
- }
+ /* Retry any pending updates */
+ if (clms_cb->rtu_pending == true)
+ clms_retry_pending_rtupdates();
+ } /* End while (1) */
done:
LOG_ER("Failed, exiting...");
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