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-rw-r--r--xlators/lib/src/libxlator.c55
-rw-r--r--xlators/lib/src/libxlator.h4
2 files changed, 57 insertions, 2 deletions
diff --git a/xlators/lib/src/libxlator.c b/xlators/lib/src/libxlator.c
index 624a929..8ae3ff3 100644
--- a/xlators/lib/src/libxlator.c
+++ b/xlators/lib/src/libxlator.c
@@ -357,3 +357,58 @@ err:
return -1;
}
+
+int
+gf_get_min_stime (xlator_t *this, dict_t *dst, char *key, data_t *value)
+{
+ int ret = -1;
+ uint32_t *net_timebuf = NULL;
+ uint32_t *value_timebuf = NULL;
+ uint32_t host_timebuf[2] = {0,};
+ uint32_t host_value_timebuf[2] = {0,};
+
+ /* stime should be minimum of all the other nodes */
+ ret = dict_get_bin (dst, key, (void **)&net_timebuf);
+ if (ret < 0) {
+ net_timebuf = GF_CALLOC (1, sizeof (int64_t),
+ gf_common_mt_char);
+ if (!net_timebuf)
+ goto out;
+
+ ret = dict_set_bin (dst, key, net_timebuf, sizeof (int64_t));
+ if (ret < 0) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "key=%s: dict set failed", key);
+ goto error;
+ }
+ }
+
+ value_timebuf = data_to_bin (value);
+ if (!value_timebuf) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "key=%s: getting value of stime failed", key);
+ ret = -1;
+ goto out;
+ }
+
+ get_hosttime (value_timebuf, host_value_timebuf);
+ get_hosttime (net_timebuf, host_timebuf);
+
+ /* can't use 'min()' macro here as we need to compare two fields
+ in the array, selectively */
+ if ((host_value_timebuf[0] > host_timebuf[0]) ||
+ ((host_value_timebuf[0] == host_timebuf[0]) &&
+ (host_value_timebuf[1] > host_timebuf[1]))) {
+ update_timebuf (value_timebuf, net_timebuf);
+ }
+
+ ret = 0;
+out:
+ return ret;
+error:
+ /* To be used only when net_timebuf is not set in the dict */
+ if (net_timebuf)
+ GF_FREE (net_timebuf);
+
+ return ret;
+}
diff --git a/xlators/lib/src/libxlator.h b/xlators/lib/src/libxlator.h
index 7e75c94..c89629e 100644
--- a/xlators/lib/src/libxlator.h
+++ b/xlators/lib/src/libxlator.h
@@ -98,7 +98,7 @@ cluster_getmarkerattr (call_frame_t *frame,xlator_t *this, loc_t *loc,
int
match_uuid_local (const char *name, char *uuid);
-
-
+int
+gf_get_min_stime (xlator_t *this, dict_t *dst, char *key, data_t *value);
#endif /* !_LIBXLATOR_H */