package aerospike import ( "errors" "log" "net" "strconv" "strings" "sync" "time" "github.com/influxdata/telegraf" "github.com/influxdata/telegraf/plugins/inputs" as "github.com/aerospike/aerospike-client-go" ) type Aerospike struct { Servers []string } var sampleConfig = ` ## Aerospike servers to connect to (with port) ## This plugin will query all namespaces the aerospike ## server has configured and get stats for them. servers = ["localhost:3000"] ` func (a *Aerospike) SampleConfig() string { return sampleConfig } func (a *Aerospike) Description() string { return "Read stats from aerospike server(s)" } func (a *Aerospike) Gather(acc telegraf.Accumulator) error { if len(a.Servers) == 0 { return a.gatherServer("127.0.0.1:3000", acc) } var wg sync.WaitGroup wg.Add(len(a.Servers)) for _, server := range a.Servers { go func(serv string) { defer wg.Done() acc.AddError(a.gatherServer(serv, acc)) }(server) } wg.Wait() return nil } func (a *Aerospike) gatherServer(hostport string, acc telegraf.Accumulator) error { host, port, err := net.SplitHostPort(hostport) if err != nil { return err } iport, err := strconv.Atoi(port) if err != nil { iport = 3000 } c, err := as.NewClient(host, iport) if err != nil { return err } defer c.Close() nodes := c.GetNodes() for _, n := range nodes { tags := map[string]string{ "aerospike_host": hostport, "node_name": n.GetName(), } fields := make(map[string]interface{}) stats, err := as.RequestNodeStats(n) if err != nil { return err } for k, v := range stats { val, err := parseValue(v) if err == nil { fields[strings.Replace(k, "-", "_", -1)] = val } else { log.Printf("I! skipping aerospike field %v with int64 overflow: %q", k, v) } } acc.AddFields("aerospike_node", fields, tags, time.Now()) info, err := as.RequestNodeInfo(n, "namespaces") if err != nil { return err } namespaces := strings.Split(info["namespaces"], ";") for _, namespace := range namespaces { nTags := map[string]string{ "aerospike_host": hostport, "node_name": n.GetName(), } nTags["namespace"] = namespace nFields := make(map[string]interface{}) info, err := as.RequestNodeInfo(n, "namespace/"+namespace) if err != nil { continue } stats := strings.Split(info["namespace/"+namespace], ";") for _, stat := range stats { parts := strings.Split(stat, "=") if len(parts) < 2 { continue } val, err := parseValue(parts[1]) if err == nil { nFields[strings.Replace(parts[0], "-", "_", -1)] = val } else { log.Printf("I! skipping aerospike field %v with int64 overflow: %q", parts[0], parts[1]) } } acc.AddFields("aerospike_namespace", nFields, nTags, time.Now()) } } return nil } func parseValue(v string) (interface{}, error) { if parsed, err := strconv.ParseInt(v, 10, 64); err == nil { return parsed, nil } else if _, err := strconv.ParseUint(v, 10, 64); err == nil { // int64 overflow, yet valid uint64 return nil, errors.New("Number is too large") } else if parsed, err := strconv.ParseBool(v); err == nil { return parsed, nil } else { return v, nil } } func copyTags(m map[string]string) map[string]string { out := make(map[string]string) for k, v := range m { out[k] = v } return out } func init() { inputs.Add("aerospike", func() telegraf.Input { return &Aerospike{} }) }