if err != nil {
return nil, err
}
rs.Port = v
case "password":
rs.Password = v
case "socket":
rs.Socket = v
}
}
return rs, nil
}
var (
mysqlMetrics = []metrics.Descriptor{
metrics.D("Aborted_clients", c, nil, nil),
metrics.D("Aborted_connects", c, nil, nil),
metrics.D("Bytes_received", c, inMB, nil),
metrics.D("Bytes_sent", c, inMB, nil),
metrics.D("Com_delete", c, nil, nil),
metrics.D("Com_delete_multi", c, nil, nil),
metrics.D("Com_insert", c, nil, nil),
metrics.D("Com_insert_select", c, nil, nil),
metrics.D("Com_select", c, nil, nil),
metrics.D("Com_update", c, nil, nil),
metrics.D("Com_update_multi", c, nil, nil),
metrics.D("Connections", c, nil, nil),
metrics.D("Created_tmp_disk_tables", c, nil, nil),
metrics.D("Created_tmp_files", c, nil, nil),
metrics.D("Created_tmp_tables", c, nil, nil),
metrics.D("Innodb_buffer_pool_pages_data", g, nil, nil),
func buildNginxSource(params map[string]string) (metrics.Source, error) {
rs := &nginxSource{"localhost", "80", "/status", map[string]bool{}, nil, defaultClient}
for k, v := range params {
switch k {
case "endpoint":
rs.Endpoint = v
case "hostname":
rs.Hostname = v
case "port":
_, err := strconv.ParseUint(v, 10, 32)
if err != nil {
return nil, err
}
rs.Port = v
}
}
return rs, nil
}
var (
nginxMetrics = []metrics.Descriptor{
metrics.D("Active_connections", g, nil, nil),
metrics.D("accepts", c, nil, nil),
metrics.D("handled", c, nil, nil),
metrics.D("requests", c, nil, nil),
metrics.D("Reading", g, nil, nil),
metrics.D("Writing", g, nil, nil),
metrics.D("Waiting", g, nil, nil),
}
)
case "hostname":
rs.Hostname = v
case "port":
_, err := strconv.ParseUint(v, 10, 32)
if err != nil {
return nil, err
}
rs.Port = v
}
}
return rs, nil
}
var (
memcachedMetrics = []metrics.Descriptor{
metrics.D("curr_connections", g, nil, nil),
metrics.D("total_connections", c, nil, nil),
metrics.D("cmd_get", c, nil, nil),
metrics.D("cmd_set", c, nil, nil),
metrics.D("cmd_flush", c, nil, nil),
metrics.D("cmd_touch", c, nil, nil),
metrics.D("get_hits", c, nil, nil),
metrics.D("get_misses", c, nil, nil),
metrics.D("delete_hits", c, nil, nil),
metrics.D("delete_misses", c, nil, nil),
metrics.D("incr_hits", c, nil, nil),
metrics.D("incr_misses", c, nil, nil),
metrics.D("decr_hits", c, nil, nil),
metrics.D("decr_misses", c, nil, nil),
metrics.D("cas_hits", c, nil, nil),
metrics.D("cas_misses", c, nil, nil),
return nil, err
}
var table [][]string
for _, line := range lines {
if line == "" {
continue
}
var row []string
cells := strings.Split(line, "|")
for _, cell := range cells {
row = append(row, strings.TrimSpace(cell))
}
table = append(table, row)
}
return table, nil
}
var (
pgMetrics = []metrics.Descriptor{
metrics.D("rollbacks", c, nil, nil),
metrics.D("deadlocks", c, nil, nil),
metrics.D("numbackends", g, nil, nil),
metrics.D("blk_hit_rate", g, metrics.DisplayPercent, nil),
metrics.D("seq_scans", c, nil, nil),
metrics.D("total_size", g, inMB, nil),
}
)
if err != nil {
return nil, err
}
rs.Port = v
case "password":
rs.Password = v
case "socket":
rs.Socket = v
}
}
return rs, nil
}
var (
redisMetrics = []metrics.Descriptor{
metrics.D("connected_clients", g, nil, nil),
metrics.D("client_longest_output_list", g, nil, nil),
metrics.D("client_biggest_input_buf", g, nil, nil),
metrics.D("blocked_clients", g, nil, nil),
metrics.D("used_memory", g, inMB, nil),
metrics.D("used_memory_rss", g, inMB, nil),
metrics.D("used_memory_peak", g, inMB, nil),
metrics.D("used_memory_lua", g, inMB, nil),
metrics.D("rdb_changes_since_last_save", g, nil, nil),
metrics.D("rdb_last_bgsave_time_sec", g, nil, nil),
metrics.D("rdb_current_bgsave_time_sec", g, nil, nil),
metrics.D("aof_last_rewrite_time_sec", g, nil, nil),
metrics.D("aof_current_rewrite_time_sec", g, nil, nil),
metrics.D("total_connections_received", c, nil, nil),
metrics.D("total_commands_processed", c, nil, nil),
metrics.D("instantaneous_ops_per_sec", g, nil, nil),