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authorPranith K <pranithk@gluster.com>2010-10-08 00:19:17 +0000
committerVijay Bellur <vijay@dev.gluster.com>2010-10-08 04:28:51 -0700
commitce616c5fa08722044ee311f5f6c7c4e3ccb684c4 (patch)
tree6b20b2bf93b623d5355c0cd39e334faacb10c0c7 /xlators/mgmt/glusterd/src/glusterd-sm.c
parent99b04920189df06cfd8704a773c51cdb995b7ae0 (diff)
mgmt/glusterd: print state, event names for numbers in friend sm
Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Signed-off-by: Vijay Bellur <vijay@dev.gluster.com> BUG: 1847 (print event names, state names instead of numbers for FSMs) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1847
Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-sm.c')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-sm.c49
1 files changed, 40 insertions, 9 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-sm.c b/xlators/mgmt/glusterd/src/glusterd-sm.c
index 2e872bb8afa..051bdee91be 100644
--- a/xlators/mgmt/glusterd/src/glusterd-sm.c
+++ b/xlators/mgmt/glusterd/src/glusterd-sm.c
@@ -58,6 +58,22 @@ static char *glusterd_friend_sm_state_names[] = {
"Invalid State"
};
+static char *glusterd_friend_sm_event_names[] = {
+ "GD_FRIEND_EVENT_NONE",
+ "GD_FRIEND_EVENT_PROBE",
+ "GD_FRIEND_EVENT_INIT_FRIEND_REQ",
+ "GD_FRIEND_EVENT_RCVD_ACC",
+ "GD_FRIEND_EVENT_LOCAL_ACC",
+ "GD_FRIEND_EVENT_RCVD_RJT",
+ "GD_FRIEND_EVENT_LOCAL_RJT",
+ "GD_FRIEND_EVENT_RCVD_FRIEND_REQ",
+ "GD_FRIEND_EVENT_INIT_REMOVE_FRIEND",
+ "GD_FRIEND_EVENT_RCVD_REMOVE_FRIEND",
+ "GD_FRIEND_EVENT_REMOVE_FRIEND",
+ "GD_FRIEND_EVENT_CONNECTED",
+ "GD_FRIEND_EVENT_MAX"
+};
+
char*
glusterd_friend_sm_state_name_get (glusterd_friend_sm_state_t state)
{
@@ -65,6 +81,15 @@ glusterd_friend_sm_state_name_get (glusterd_friend_sm_state_t state)
return glusterd_friend_sm_state_names[GD_FRIEND_STATE_MAX];
return glusterd_friend_sm_state_names[state];
}
+
+char*
+glusterd_friend_sm_event_name_get (glusterd_friend_sm_event_type_t event)
+{
+ if (event < 0 || event >= GD_FRIEND_EVENT_MAX)
+ return glusterd_friend_sm_event_names[GD_FRIEND_EVENT_MAX];
+ return glusterd_friend_sm_event_names[event];
+}
+
void
glusterd_destroy_probe_ctx (glusterd_probe_ctx_t *ctx)
{
@@ -530,8 +555,12 @@ glusterd_friend_sm_transition_state (glusterd_peerinfo_t *peerinfo,
//peerinfo->state.state = state;
- gf_log ("", GF_LOG_NORMAL, "Transitioning from %d to %d",
- peerinfo->state.state, state[event_type].next_state);
+ gf_log ("", GF_LOG_NORMAL, "Transitioning from '%s' to '%s' due to "
+ "event '%s'",
+ glusterd_friend_sm_state_name_get (peerinfo->state.state),
+ glusterd_friend_sm_state_name_get (state[event_type].next_state),
+ glusterd_friend_sm_event_name_get (event_type));
+
peerinfo->state.state = state[event_type].next_state;
return 0;
}
@@ -703,8 +732,8 @@ int
glusterd_friend_sm_inject_event (glusterd_friend_sm_event_t *event)
{
GF_ASSERT (event);
- gf_log ("glusterd", GF_LOG_NORMAL, "Enqueuing event: %d",
- event->event);
+ gf_log ("glusterd", GF_LOG_NORMAL, "Enqueuing event: '%s'",
+ glusterd_friend_sm_event_name_get (event->event));
list_add_tail (&event->list, &gd_friend_sm_queue);
return 0;
@@ -725,7 +754,7 @@ glusterd_destroy_friend_event_context (glusterd_friend_sm_event_t *event)
case GD_FRIEND_EVENT_LOCAL_RJT:
case GD_FRIEND_EVENT_RCVD_ACC:
case GD_FRIEND_EVENT_RCVD_RJT:
- glusterd_destroy_friend_update_ctx(event->ctx);
+ glusterd_destroy_friend_update_ctx (event->ctx);
break;
default:
break;
@@ -782,12 +811,15 @@ glusterd_friend_sm ()
continue;
}
- ret = glusterd_friend_sm_transition_state (peerinfo, state, event_type);
+ ret = glusterd_friend_sm_transition_state (peerinfo,
+ state, event_type);
if (ret) {
gf_log ("glusterd", GF_LOG_ERROR, "Unable to transition"
- "state from %d to %d", peerinfo->state.state,
- state[event_type].next_state);
+ " state from '%s' to '%s' for event '%s'",
+ glusterd_friend_sm_state_name_get(peerinfo->state.state),
+ glusterd_friend_sm_state_name_get(state[event_type].next_state),
+ glusterd_friend_sm_event_name_get(event_type));
goto out;
}
@@ -802,7 +834,6 @@ glusterd_friend_sm ()
break;
}
-
ret = 0;
out:
return ret;