diff options
Diffstat (limited to 'xlators/lib/src')
| -rw-r--r-- | xlators/lib/src/libxlator.c | 55 | ||||
| -rw-r--r-- | xlators/lib/src/libxlator.h | 4 |
2 files changed, 57 insertions, 2 deletions
diff --git a/xlators/lib/src/libxlator.c b/xlators/lib/src/libxlator.c index 624a929d059..8ae3ff3148a 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 7e75c94829d..c89629e9d9b 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 */ |