func eventMapping(response io.Reader) common.MapStr {
fullEvent := map[string]string{}
scanner := bufio.NewScanner(response)
// Iterate through all events to gather data
for scanner.Scan() {
if match := paramMatcher.FindStringSubmatch(scanner.Text()); len(match) == 3 {
fullEvent[match[1]] = match[2]
} else {
logp.Warn("Unexpected line in mntr output: %s", scanner.Text())
}
}
// Manually convert and select fields which are used
event := common.MapStr{
"version": h.ToStr("zk_version", fullEvent),
"latency": common.MapStr{
"avg": h.ToInt("zk_avg_latency", fullEvent),
"min": h.ToInt("zk_min_latency", fullEvent),
"max": h.ToInt("zk_max_latency", fullEvent),
},
"packets": common.MapStr{
"received": h.ToInt("zk_packets_received", fullEvent),
"sent": h.ToInt("zk_packets_sent", fullEvent),
},
"num_alive_connections": h.ToInt("zk_num_alive_connections", fullEvent),
"outstanding_requests": h.ToInt("zk_outstanding_requests", fullEvent),
"server_state": h.ToStr("zk_server_state", fullEvent),
"znode_count": h.ToInt("zk_znode_count", fullEvent),
"watch_count": h.ToInt("zk_watch_count", fullEvent),
"ephemerals_count": h.ToInt("zk_ephemerals_count", fullEvent),
"approximate_data_size": h.ToInt("zk_approximate_data_size", fullEvent),
}
// only exposed by the Leader
if _, ok := fullEvent["zk_followers"]; ok {
event["followers"] = h.ToInt("zk_followers", fullEvent)
event["synced_followers"] = h.ToInt("zk_synced_followers", fullEvent)
event["pending_syncs"] = h.ToInt("zk_pending_syncs", fullEvent)
}
// only available on Unix platforms
if _, ok := fullEvent["open_file_descriptor_count"]; ok {
event["open_file_descriptor_count"] = h.ToInt("zk_open_file_descriptor_count", fullEvent)
event["max_file_descriptor_count"] = h.ToInt("zk_max_file_descriptor_count", fullEvent)
}
return event
}
// Map data to MapStr
func eventMapping(info map[string]string) common.MapStr {
// Full mapping from info
event := common.MapStr{
"clients": common.MapStr{
"connected": h.ToInt("connected_clients", info),
"longest_output_list": h.ToInt("client_longest_output_list", info),
"biggest_input_buf": h.ToInt("client_biggest_input_buf", info),
"blocked": h.ToInt("blocked_clients", info),
},
"cluster": common.MapStr{
"enabled": h.ToBool("cluster_enabled", info),
},
"cpu": common.MapStr{
"used": common.MapStr{
"sys": h.ToFloat("used_cpu_sys", info),
"user": h.ToFloat("used_cpu_user", info),
"sys_children": h.ToFloat("used_cpu_sys_children", info),
"user_children": h.ToFloat("used_cpu_user_children", info),
},
},
"memory": common.MapStr{
"used": common.MapStr{
"value": h.ToInt("used_memory", info), // As it is a top key, this goes into value
"rss": h.ToInt("used_memory_rss", info),
"peak": h.ToInt("used_memory_peak", info),
"lua": h.ToInt("used_memory_lua", info),
},
"allocator": h.ToStr("mem_allocator", info), // Could be moved to server as it rarely changes
},
"persistence": common.MapStr{
"loading": h.ToBool("loading", info),
"rdb": common.MapStr{
"changes_since_last_save": h.ToInt("rdb_changes_since_last_save", info),
"bgsave_in_progress": h.ToBool("rdb_bgsave_in_progress", info),
"last_save_time": h.ToInt("rdb_last_save_time", info),
"last_bgsave_status": h.ToStr("rdb_last_bgsave_status", info),
"last_bgsave_time_sec": h.ToInt("rdb_last_bgsave_time_sec", info),
"current_bgsave_time_sec": h.ToInt("rdb_current_bgsave_time_sec", info),
},
"used": common.MapStr{
"enabled": h.ToBool("aof_enabled", info),
"rewrite_in_progress": h.ToBool("aof_rewrite_in_progress", info),
"rewrite_scheduled": h.ToBool("aof_rewrite_scheduled", info),
"last_rewrite_time_sec": h.ToInt("aof_last_rewrite_time_sec", info),
"current_rewrite_time_sec": h.ToInt("aof_current_rewrite_time_sec", info),
"last_bgrewrite_status": h.ToStr("aof_last_bgrewrite_status", info),
"last_write_status": h.ToStr("aof_last_write_status", info),
},
},
"replication": common.MapStr{
"role": h.ToStr("role", info),
"connected_slaves": h.ToInt("connected_slaves", info),
"master_offset": h.ToInt("master_repl_offset", info),
"backlog": common.MapStr{
"active": h.ToInt("repl_backlog_active", info),
"size": h.ToInt("repl_backlog_size", info),
"first_byte_offset": h.ToInt("repl_backlog_first_byte_offset", info),
"histlen": h.ToInt("repl_backlog_histlen", info),
},
},
"server": common.MapStr{
"version": h.ToStr("redis_version", info),
"git_sha1": h.ToStr("redis_git_sha1", info),
"git_dirty": h.ToStr("redis_git_dirty", info),
"build_id": h.ToStr("redis_build_id", info),
"mode": h.ToStr("redis_mode", info),
"os": h.ToStr("os", info),
"arch_bits": h.ToStr("arch_bits", info),
"multiplexing_api": h.ToStr("multiplexing_api", info),
"gcc_version": h.ToStr("gcc_version", info),
"process_id": h.ToInt("process_id", info),
"run_id": h.ToStr("run_id", info),
"tcp_port": h.ToInt("tcp_port", info),
"uptime": h.ToInt("uptime_in_seconds", info), // Uptime days was removed as duplicate
"hz": h.ToInt("hz", info),
"lru_clock": h.ToInt("lru_clock", info),
"config_file": h.ToStr("config_file", info),
},
"stats": common.MapStr{
"connections": common.MapStr{
"received": h.ToInt("total_connections_received", info),
"rejected": h.ToInt("rejected_connections", info),
},
"total_commands_processed": h.ToInt("total_commands_processed", info),
"total_net_input_bytes": h.ToInt("total_net_input_bytes", info),
"total_net_output_bytes": h.ToInt("total_net_output_bytes", info),
"instantaneous_ops_per_sec": h.ToInt("instantaneous_ops_per_sec", info),
"instantaneous_input_kbps": h.ToFloat("instantaneous_input_kbps", info),
"instantaneous_output_kbps": h.ToFloat("instantaneous_output_kbps", info),
"sync": common.MapStr{
"full": h.ToInt("sync_full", info),
"partial_ok": h.ToInt("sync_partial_ok", info),
"partial_err": h.ToInt("sync_partial_err", info),
},
"keys": common.MapStr{
"expired": h.ToInt("expired_keys", info),
"evicted": h.ToInt("evicted_keys", info),
},
"keyspace": common.MapStr{
"hits": h.ToInt("keyspace_hits", info),
"misses": h.ToInt("keyspace_misses", info),
},
"pubsub_channels": h.ToInt("pubsub_channels", info),
"pubsub_patterns": h.ToInt("pubsub_patterns", info),
"latest_fork_usec": h.ToInt("latest_fork_usec", info),
"migrate_cached_sockets": h.ToInt("migrate_cached_sockets", info),
},
}
return event
}