diff --git a/CHANGELOG.md b/CHANGELOG.md index eda9f2f63..d01567eba 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -2,6 +2,12 @@ ### Release Notes +**Breaking Change**: Aerospike main server node measurements have been renamed +aerospike_node. Aerospike namespace measurements have been renamed to +aerospike_namespace. They will also now be tagged with the node_name +that they correspond to. This has been done to differentiate measurements +that pertain to node vs. namespace statistics. + **Breaking Change**: users of github_webhooks must change to the new `[[inputs.webhooks]]` plugin. @@ -35,6 +41,7 @@ should now look like: - [#1369](https://github.com/influxdata/telegraf/pull/1369): Add input plugin for consuming metrics from NSQD. - [#1387](https://github.com/influxdata/telegraf/pull/1387): **Breaking Change** - Redis `role` tag renamed to `replication_role` to avoid global_tags override - [#1437](https://github.com/influxdata/telegraf/pull/1437): Fetching Galera status metrics in MySQL +- [#1500](https://github.com/influxdata/telegraf/pull/1500): Aerospike plugin refactored to use official client lib. ### Bugfixes diff --git a/Godeps b/Godeps index f47a57806..1546bb627 100644 --- a/Godeps +++ b/Godeps @@ -1,5 +1,6 @@ github.com/Shopify/sarama 8aadb476e66ca998f2f6bb3c993e9a2daa3666b9 github.com/Sirupsen/logrus 219c8cb75c258c552e999735be6df753ffc7afdc +github.com/aerospike/aerospike-client-go 45863b7fd8640dc12f7fdd397104d97e1986f25a github.com/amir/raidman 53c1b967405155bfc8758557863bf2e14f814687 github.com/aws/aws-sdk-go 13a12060f716145019378a10e2806c174356b857 github.com/beorn7/perks 3ac7bf7a47d159a033b107610db8a1b6575507a4 @@ -50,6 +51,7 @@ github.com/stretchr/testify 1f4a1643a57e798696635ea4c126e9127adb7d3c github.com/vjeantet/grok 83bfdfdfd1a8146795b28e547a8e3c8b28a466c2 github.com/wvanbergen/kafka 46f9a1cf3f670edec492029fadded9c2d9e18866 github.com/wvanbergen/kazoo-go 0f768712ae6f76454f987c3356177e138df258f8 +github.com/yuin/gopher-lua bf3808abd44b1e55143a2d7f08571aaa80db1808 github.com/zensqlmonitor/go-mssqldb ffe5510c6fa5e15e6d983210ab501c815b56b363 golang.org/x/crypto 5dc8cb4b8a8eb076cbb5a06bc3b8682c15bdbbd3 golang.org/x/net 6acef71eb69611914f7a30939ea9f6e194c78172 diff --git a/plugins/inputs/aerospike/aerospike.go b/plugins/inputs/aerospike/aerospike.go index cd2ebe25c..4bb652c0a 100644 --- a/plugins/inputs/aerospike/aerospike.go +++ b/plugins/inputs/aerospike/aerospike.go @@ -1,104 +1,19 @@ package aerospike import ( - "bytes" - "encoding/binary" - "fmt" - "github.com/influxdata/telegraf" - "github.com/influxdata/telegraf/plugins/inputs" "net" "strconv" "strings" "sync" + "time" + + "github.com/influxdata/telegraf" + "github.com/influxdata/telegraf/internal/errchan" + "github.com/influxdata/telegraf/plugins/inputs" + + as "github.com/aerospike/aerospike-client-go" ) -const ( - MSG_HEADER_SIZE = 8 - MSG_TYPE = 1 // Info is 1 - MSG_VERSION = 2 -) - -var ( - STATISTICS_COMMAND = []byte("statistics\n") - NAMESPACES_COMMAND = []byte("namespaces\n") -) - -type aerospikeMessageHeader struct { - Version uint8 - Type uint8 - DataLen [6]byte -} - -type aerospikeMessage struct { - aerospikeMessageHeader - Data []byte -} - -// Taken from aerospike-client-go/types/message.go -func (msg *aerospikeMessage) Serialize() []byte { - msg.DataLen = msgLenToBytes(int64(len(msg.Data))) - buf := bytes.NewBuffer([]byte{}) - binary.Write(buf, binary.BigEndian, msg.aerospikeMessageHeader) - binary.Write(buf, binary.BigEndian, msg.Data[:]) - return buf.Bytes() -} - -type aerospikeInfoCommand struct { - msg *aerospikeMessage -} - -// Taken from aerospike-client-go/info.go -func (nfo *aerospikeInfoCommand) parseMultiResponse() (map[string]string, error) { - responses := make(map[string]string) - offset := int64(0) - begin := int64(0) - - dataLen := int64(len(nfo.msg.Data)) - - // Create reusable StringBuilder for performance. - for offset < dataLen { - b := nfo.msg.Data[offset] - - if b == '\t' { - name := nfo.msg.Data[begin:offset] - offset++ - begin = offset - - // Parse field value. - for offset < dataLen { - if nfo.msg.Data[offset] == '\n' { - break - } - offset++ - } - - if offset > begin { - value := nfo.msg.Data[begin:offset] - responses[string(name)] = string(value) - } else { - responses[string(name)] = "" - } - offset++ - begin = offset - } else if b == '\n' { - if offset > begin { - name := nfo.msg.Data[begin:offset] - responses[string(name)] = "" - } - offset++ - begin = offset - } else { - offset++ - } - } - - if offset > begin { - name := nfo.msg.Data[begin:offset] - responses[string(name)] = "" - } - return responses, nil -} - type Aerospike struct { Servers []string } @@ -115,7 +30,7 @@ func (a *Aerospike) SampleConfig() string { } func (a *Aerospike) Description() string { - return "Read stats from an aerospike server" + return "Read stats from aerospike server(s)" } func (a *Aerospike) Gather(acc telegraf.Accumulator) error { @@ -124,214 +39,90 @@ func (a *Aerospike) Gather(acc telegraf.Accumulator) error { } var wg sync.WaitGroup - - var outerr error - + errChan := errchan.New(len(a.Servers)) + wg.Add(len(a.Servers)) for _, server := range a.Servers { - wg.Add(1) - go func(server string) { + go func(serv string) { defer wg.Done() - outerr = a.gatherServer(server, acc) + errChan.C <- a.gatherServer(serv, acc) }(server) } wg.Wait() - return outerr + return errChan.Error() } -func (a *Aerospike) gatherServer(host string, acc telegraf.Accumulator) error { - aerospikeInfo, err := getMap(STATISTICS_COMMAND, host) +func (a *Aerospike) gatherServer(hostport string, acc telegraf.Accumulator) error { + host, port, err := net.SplitHostPort(hostport) if err != nil { - return fmt.Errorf("Aerospike info failed: %s", err) + return err } - readAerospikeStats(aerospikeInfo, acc, host, "") - namespaces, err := getList(NAMESPACES_COMMAND, host) + + iport, err := strconv.Atoi(port) if err != nil { - return fmt.Errorf("Aerospike namespace list failed: %s", err) + iport = 3000 } - for ix := range namespaces { - nsInfo, err := getMap([]byte("namespace/"+namespaces[ix]+"\n"), host) - if err != nil { - return fmt.Errorf("Aerospike namespace '%s' query failed: %s", namespaces[ix], err) + + 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{ + "node_name": n.GetName(), + "aerospike_host": hostport, + } + fields := make(map[string]interface{}) + stats, err := as.RequestNodeStats(n) + if err != nil { + return err + } + for k, v := range stats { + if iv, err := strconv.ParseInt(v, 10, 64); err == nil { + fields[strings.Replace(k, "-", "_", -1)] = iv + } + } + 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 := copyTags(tags) + 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 + } + if iv, err := strconv.ParseInt(parts[1], 10, 64); err == nil { + nFields[strings.Replace(parts[0], "-", "_", -1)] = iv + } + } + acc.AddFields("aerospike_namespace", nFields, nTags, time.Now()) } - readAerospikeStats(nsInfo, acc, host, namespaces[ix]) } return nil } -func getMap(key []byte, host string) (map[string]string, error) { - data, err := get(key, host) - if err != nil { - return nil, fmt.Errorf("Failed to get data: %s", err) +func copyTags(m map[string]string) map[string]string { + out := make(map[string]string) + for k, v := range m { + out[k] = v } - parsed, err := unmarshalMapInfo(data, string(key)) - if err != nil { - return nil, fmt.Errorf("Failed to unmarshal data: %s", err) - } - - return parsed, nil -} - -func getList(key []byte, host string) ([]string, error) { - data, err := get(key, host) - if err != nil { - return nil, fmt.Errorf("Failed to get data: %s", err) - } - parsed, err := unmarshalListInfo(data, string(key)) - if err != nil { - return nil, fmt.Errorf("Failed to unmarshal data: %s", err) - } - - return parsed, nil -} - -func get(key []byte, host string) (map[string]string, error) { - var err error - var data map[string]string - - asInfo := &aerospikeInfoCommand{ - msg: &aerospikeMessage{ - aerospikeMessageHeader: aerospikeMessageHeader{ - Version: uint8(MSG_VERSION), - Type: uint8(MSG_TYPE), - DataLen: msgLenToBytes(int64(len(key))), - }, - Data: key, - }, - } - - cmd := asInfo.msg.Serialize() - addr, err := net.ResolveTCPAddr("tcp", host) - if err != nil { - return data, fmt.Errorf("Lookup failed for '%s': %s", host, err) - } - - conn, err := net.DialTCP("tcp", nil, addr) - if err != nil { - return data, fmt.Errorf("Connection failed for '%s': %s", host, err) - } - defer conn.Close() - - _, err = conn.Write(cmd) - if err != nil { - return data, fmt.Errorf("Failed to send to '%s': %s", host, err) - } - - msgHeader := bytes.NewBuffer(make([]byte, MSG_HEADER_SIZE)) - _, err = readLenFromConn(conn, msgHeader.Bytes(), MSG_HEADER_SIZE) - if err != nil { - return data, fmt.Errorf("Failed to read header: %s", err) - } - err = binary.Read(msgHeader, binary.BigEndian, &asInfo.msg.aerospikeMessageHeader) - if err != nil { - return data, fmt.Errorf("Failed to unmarshal header: %s", err) - } - - msgLen := msgLenFromBytes(asInfo.msg.aerospikeMessageHeader.DataLen) - - if int64(len(asInfo.msg.Data)) != msgLen { - asInfo.msg.Data = make([]byte, msgLen) - } - - _, err = readLenFromConn(conn, asInfo.msg.Data, len(asInfo.msg.Data)) - if err != nil { - return data, fmt.Errorf("Failed to read from connection to '%s': %s", host, err) - } - - data, err = asInfo.parseMultiResponse() - if err != nil { - return data, fmt.Errorf("Failed to parse response from '%s': %s", host, err) - } - - return data, err -} - -func readAerospikeStats( - stats map[string]string, - acc telegraf.Accumulator, - host string, - namespace string, -) { - fields := make(map[string]interface{}) - tags := map[string]string{ - "aerospike_host": host, - "namespace": "_service", - } - - if namespace != "" { - tags["namespace"] = namespace - } - for key, value := range stats { - // We are going to ignore all string based keys - val, err := strconv.ParseInt(value, 10, 64) - if err == nil { - if strings.Contains(key, "-") { - key = strings.Replace(key, "-", "_", -1) - } - fields[key] = val - } - } - acc.AddFields("aerospike", fields, tags) -} - -func unmarshalMapInfo(infoMap map[string]string, key string) (map[string]string, error) { - key = strings.TrimSuffix(key, "\n") - res := map[string]string{} - - v, exists := infoMap[key] - if !exists { - return res, fmt.Errorf("Key '%s' missing from info", key) - } - - values := strings.Split(v, ";") - for i := range values { - kv := strings.Split(values[i], "=") - if len(kv) > 1 { - res[kv[0]] = kv[1] - } - } - - return res, nil -} - -func unmarshalListInfo(infoMap map[string]string, key string) ([]string, error) { - key = strings.TrimSuffix(key, "\n") - - v, exists := infoMap[key] - if !exists { - return []string{}, fmt.Errorf("Key '%s' missing from info", key) - } - - values := strings.Split(v, ";") - return values, nil -} - -func readLenFromConn(c net.Conn, buffer []byte, length int) (total int, err error) { - var r int - for total < length { - r, err = c.Read(buffer[total:length]) - total += r - if err != nil { - break - } - } - return -} - -// Taken from aerospike-client-go/types/message.go -func msgLenToBytes(DataLen int64) [6]byte { - b := make([]byte, 8) - binary.BigEndian.PutUint64(b, uint64(DataLen)) - res := [6]byte{} - copy(res[:], b[2:]) - return res -} - -// Taken from aerospike-client-go/types/message.go -func msgLenFromBytes(buf [6]byte) int64 { - nbytes := append([]byte{0, 0}, buf[:]...) - DataLen := binary.BigEndian.Uint64(nbytes) - return int64(DataLen) + return out } func init() { diff --git a/plugins/inputs/aerospike/aerospike_test.go b/plugins/inputs/aerospike/aerospike_test.go index 2717a15b9..8463432f5 100644 --- a/plugins/inputs/aerospike/aerospike_test.go +++ b/plugins/inputs/aerospike/aerospike_test.go @@ -1,7 +1,6 @@ package aerospike import ( - "reflect" "testing" "github.com/influxdata/telegraf/testutil" @@ -22,84 +21,30 @@ func TestAerospikeStatistics(t *testing.T) { err := a.Gather(&acc) require.NoError(t, err) + + assert.True(t, acc.HasMeasurement("aerospike_node")) + assert.True(t, acc.HasMeasurement("aerospike_namespace")) + assert.True(t, acc.HasIntField("aerospike_node", "batch_error")) } -func TestAerospikeMsgLenFromToBytes(t *testing.T) { - var i int64 = 8 - assert.True(t, i == msgLenFromBytes(msgLenToBytes(i))) -} +func TestAerospikeStatisticsPartialErr(t *testing.T) { + if testing.Short() { + t.Skip("Skipping integration test in short mode") + } + + a := &Aerospike{ + Servers: []string{ + testutil.GetLocalHost() + ":3000", + testutil.GetLocalHost() + ":9999", + }, + } -func TestReadAerospikeStatsNoNamespace(t *testing.T) { - // Also test for re-writing var acc testutil.Accumulator - stats := map[string]string{ - "stat-write-errs": "12345", - "stat_read_reqs": "12345", - } - readAerospikeStats(stats, &acc, "host1", "") - fields := map[string]interface{}{ - "stat_write_errs": int64(12345), - "stat_read_reqs": int64(12345), - } - tags := map[string]string{ - "aerospike_host": "host1", - "namespace": "_service", - } - acc.AssertContainsTaggedFields(t, "aerospike", fields, tags) -} - -func TestReadAerospikeStatsNamespace(t *testing.T) { - var acc testutil.Accumulator - stats := map[string]string{ - "stat_write_errs": "12345", - "stat_read_reqs": "12345", - } - readAerospikeStats(stats, &acc, "host1", "test") - - fields := map[string]interface{}{ - "stat_write_errs": int64(12345), - "stat_read_reqs": int64(12345), - } - tags := map[string]string{ - "aerospike_host": "host1", - "namespace": "test", - } - acc.AssertContainsTaggedFields(t, "aerospike", fields, tags) -} - -func TestAerospikeUnmarshalList(t *testing.T) { - i := map[string]string{ - "test": "one;two;three", - } - - expected := []string{"one", "two", "three"} - - list, err := unmarshalListInfo(i, "test2") - assert.True(t, err != nil) - - list, err = unmarshalListInfo(i, "test") - assert.True(t, err == nil) - equal := true - for ix := range expected { - if list[ix] != expected[ix] { - equal = false - break - } - } - assert.True(t, equal) -} - -func TestAerospikeUnmarshalMap(t *testing.T) { - i := map[string]string{ - "test": "key1=value1;key2=value2", - } - - expected := map[string]string{ - "key1": "value1", - "key2": "value2", - } - m, err := unmarshalMapInfo(i, "test") - assert.True(t, err == nil) - assert.True(t, reflect.DeepEqual(m, expected)) + err := a.Gather(&acc) + require.Error(t, err) + + assert.True(t, acc.HasMeasurement("aerospike_node")) + assert.True(t, acc.HasMeasurement("aerospike_namespace")) + assert.True(t, acc.HasIntField("aerospike_node", "batch_error")) }