diff --git a/contrib/config/nacos/config.go b/contrib/config/nacos/config.go new file mode 100644 index 000000000..60019e8e0 --- /dev/null +++ b/contrib/config/nacos/config.go @@ -0,0 +1,168 @@ +package config + +import ( + "context" + "time" + + "github.com/go-kratos/kratos/v2/config" + "github.com/nacos-group/nacos-sdk-go/clients/config_client" + "github.com/nacos-group/nacos-sdk-go/vo" +) + +type Option func(*options) + +type options struct { + endpoint string + + namespaceID string + + group string + dataID string + + timeoutMs uint64 + logLevel string + + logDir string + cacheDir string +} + +// WithGroup With nacos config group. +func WithGroup(group string) Option { + return func(o *options) { + o.group = group + } +} + +// WithDataID With nacos config data id. +func WithDataID(dataID string) Option { + return func(o *options) { + o.dataID = dataID + } +} + +// WithLogDir With nacos config group. +func WithLogDir(logDir string) Option { + return func(o *options) { + o.logDir = logDir + } +} + +// WithCacheDir With nacos config cache dir. +func WithCacheDir(cacheDir string) Option { + return func(o *options) { + o.cacheDir = cacheDir + } +} + +// WithLogLevel With nacos config log level. +func WithLogLevel(logLevel string) Option { + return func(o *options) { + o.logLevel = logLevel + } +} + +// WithTimeout With nacos config timeout. +func WithTimeout(time time.Duration) Option { + return func(o *options) { + o.timeoutMs = uint64(time.Milliseconds()) + } +} + +type Config struct { + opts options + client config_client.IConfigClient +} + +func NewConfigSource(client config_client.IConfigClient, opts ...Option) config.Source { + _options := options{} + for _, o := range opts { + o(&_options) + } + return &Config{client: client, opts: _options} +} +func (c *Config) Load() ([]*config.KeyValue, error) { + content, err := c.client.GetConfig(vo.ConfigParam{ + DataId: c.opts.dataID, + Group: c.opts.group, + }) + + if err != nil { + return nil, err + } + + return []*config.KeyValue{ + { + Key: c.opts.dataID, + Value: []byte(content), + }, + }, nil +} + +func (c *Config) Watch() (config.Watcher, error) { + watcher := newWatcher(context.Background(), c.opts.dataID, c.opts.group, c.client.CancelListenConfig) + err := c.client.ListenConfig(vo.ConfigParam{ + DataId: c.opts.dataID, + Group: c.opts.group, + OnChange: func(namespace, group, dataId, data string) { + if dataId == watcher.dataID && group == watcher.group { + watcher.content <- data + } + return + }, + }) + if err != nil { + return nil, err + } + return watcher, nil +} + +type Watcher struct { + context.Context + dataID string + group string + content chan string + cancelListenConfig cancelListenConfigFunc + cancel context.CancelFunc +} + +type cancelListenConfigFunc func(params vo.ConfigParam) (err error) + +func newWatcher(ctx context.Context, dataID string, group string, cancelListenConfig cancelListenConfigFunc) *Watcher { + w := &Watcher{ + dataID: dataID, + group: group, + cancelListenConfig: cancelListenConfig, + content: make(chan string, 100), + } + ctx, cancel := context.WithCancel(ctx) + w.Context = ctx + w.cancel = cancel + return w +} + +func (w *Watcher) Next() ([]*config.KeyValue, error) { + select { + case <-w.Context.Done(): + return nil, nil + case content := <-w.content: + return []*config.KeyValue{ + { + Key: w.dataID, + Value: []byte(content), + }, + }, nil + } +} + +func (w *Watcher) Close() error { + err := w.cancelListenConfig(vo.ConfigParam{ + DataId: w.dataID, + Group: w.group, + }) + w.cancel() + return err +} + +func (w *Watcher) Stop() error { + return w.Close() +} diff --git a/contrib/config/nacos/go.mod b/contrib/config/nacos/go.mod new file mode 100644 index 000000000..28104d371 --- /dev/null +++ b/contrib/config/nacos/go.mod @@ -0,0 +1,10 @@ +module github.com/go-kratos/kratos/contrib/config/nacos/v2 + +go 1.15 + +require ( + github.com/go-kratos/kratos/v2 v2.0.0 + github.com/nacos-group/nacos-sdk-go v1.0.8 +) + +replace github.com/go-kratos/kratos/v2 => ../../../ diff --git a/contrib/config/nacos/go.sum b/contrib/config/nacos/go.sum new file mode 100644 index 000000000..229a93026 --- /dev/null +++ b/contrib/config/nacos/go.sum @@ -0,0 +1,238 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ= +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/aliyun/alibaba-cloud-sdk-go v1.61.18 h1:zOVTBdCKFd9JbCKz9/nt+FovbjPFmb7mUnp8nH9fQBA= +github.com/aliyun/alibaba-cloud-sdk-go v1.61.18/go.mod h1:v8ESoHo4SyHmuB4b1tJqDHxfTGEciD+yhvOU/5s1Rfk= +github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY= +github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s= 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h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +honnef.co/go/tools v0.0.1-2019.2.3 h1:3JgtbtFHMiCmsznwGVTUWbgGov+pVqnlf1dEJTNAXeM= +honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg= diff --git a/contrib/log/fluent/fluent.go b/contrib/log/fluent/fluent.go new file mode 100644 index 000000000..20e728c4f --- /dev/null +++ b/contrib/log/fluent/fluent.go @@ -0,0 +1,175 @@ +package fluent + +import ( + "fmt" + "net" + "net/url" + "strconv" + "time" + + "github.com/fluent/fluent-logger-golang/fluent" + "github.com/go-kratos/kratos/v2/log" +) + +var _ log.Logger = (*Logger)(nil) + +// Option is fluentd logger option. +type Option func(*options) + +type options struct { + timeout time.Duration + writeTimeout time.Duration + bufferLimit int + retryWait int + maxRetry int + maxRetryWait int + tagPrefix string + async bool + forceStopAsyncSend bool +} + +// WithTimeout with config Timeout. +func WithTimeout(timeout time.Duration) Option { + return func(opts *options) { + opts.timeout = timeout + } +} + +// WithWriteTimeout with config WriteTimeout. +func WithWriteTimeout(writeTimeout time.Duration) Option { + return func(opts *options) { + opts.writeTimeout = writeTimeout + } +} + +// WithBufferLimit with config BufferLimit. +func WithBufferLimit(bufferLimit int) Option { + return func(opts *options) { + opts.bufferLimit = bufferLimit + } +} + +// WithRetryWait with config RetryWait. +func WithRetryWait(retryWait int) Option { + return func(opts *options) { + opts.retryWait = retryWait + } +} + +// WithMaxRetry with config MaxRetry. +func WithMaxRetry(maxRetry int) Option { + return func(opts *options) { + opts.maxRetry = maxRetry + } +} + +// WithMaxRetryWait with config MaxRetryWait. +func WithMaxRetryWait(maxRetryWait int) Option { + return func(opts *options) { + opts.maxRetryWait = maxRetryWait + } +} + +// WithTagPrefix with config TagPrefix. +func WithTagPrefix(tagPrefix string) Option { + return func(opts *options) { + opts.tagPrefix = tagPrefix + } +} + +// WithAsync with config Async. +func WithAsync(async bool) Option { + return func(opts *options) { + opts.async = async + } +} + +// WithForceStopAsyncSend with config ForceStopAsyncSend. +func WithForceStopAsyncSend(forceStopAsyncSend bool) Option { + return func(opts *options) { + opts.forceStopAsyncSend = forceStopAsyncSend + } +} + +// Logger is fluent logger sdk. +type Logger struct { + opts options + log *fluent.Fluent +} + +// NewLogger new a std logger with options. +// target: +// tcp://127.0.0.1:24224 +// unix://var/run/fluent/fluent.sock +func NewLogger(addr string, opts ...Option) (*Logger, error) { + options := options{} + for _, o := range opts { + o(&options) + } + u, err := url.Parse(addr) + if err != nil { + return nil, err + } + c := fluent.Config{ + Timeout: options.timeout, + WriteTimeout: options.writeTimeout, + BufferLimit: options.bufferLimit, + RetryWait: options.retryWait, + MaxRetry: options.maxRetry, + MaxRetryWait: options.maxRetryWait, + TagPrefix: options.tagPrefix, + Async: options.async, + ForceStopAsyncSend: options.forceStopAsyncSend, + } + switch u.Scheme { + case "tcp": + host, port, err := net.SplitHostPort(u.Host) + if err != nil { + return nil, err + } + if c.FluentPort, err = strconv.Atoi(port); err != nil { + return nil, err + } + c.FluentNetwork = u.Scheme + c.FluentHost = host + case "unix": + c.FluentNetwork = u.Scheme + c.FluentSocketPath = u.Path + default: + return nil, fmt.Errorf("unknown network: %s", u.Scheme) + } + fl, err := fluent.New(c) + if err != nil { + return nil, err + } + return &Logger{ + opts: options, + log: fl, + }, nil +} + +// Log print the kv pairs log. +func (l *Logger) Log(level log.Level, keyvals ...interface{}) error { + if len(keyvals) == 0 { + return nil + } + if len(keyvals)%2 != 0 { + keyvals = append(keyvals, "KEYVALS UNPAIRED") + } + + data := make(map[string]string, len(keyvals)/2+1) + + for i := 0; i < len(keyvals); i += 2 { + data[fmt.Sprint(keyvals[i])] = fmt.Sprint(keyvals[i+1]) + } + + if err := l.log.Post(level.String(), data); err != nil { + println(err) + } + return nil +} + +// Close close the logger. +func (l *Logger) Close() error { + return l.log.Close() +} \ No newline at end of file diff --git a/contrib/log/fluent/fluent_test.go b/contrib/log/fluent/fluent_test.go new file mode 100644 index 000000000..a352214ff --- /dev/null +++ b/contrib/log/fluent/fluent_test.go @@ -0,0 +1,118 @@ +package fluent + +import ( + "io/ioutil" + "net" + "os" + "testing" + + "github.com/go-kratos/kratos/v2/log" +) + +func TestMain(m *testing.M) { + if ln, err := net.Listen("tcp", ":24224"); err == nil { + defer ln.Close() + go func() { + for { + conn, err := ln.Accept() + if err != nil { + return + } + defer conn.Close() + if _, err = ioutil.ReadAll(conn); err != nil { + continue + } + } + }() + } + + os.Exit(m.Run()) +} + +func TestLogger(t *testing.T) { + logger, err := NewLogger("tcp://127.0.0.1:24224") + if err != nil { + t.Error(err) + } + defer logger.Close() + flog := log.NewHelper(logger) + + flog.Debug("log", "test") + flog.Info("log", "test") + flog.Warn("log", "test") + flog.Error("log", "test") +} + +func BenchmarkLoggerPrint(b *testing.B) { + b.SetParallelism(100) + logger, err := NewLogger("tcp://127.0.0.1:24224") + flog := log.NewHelper(logger) + if err != nil { + b.Error(err) + } + defer logger.Close() + b.RunParallel(func(pb *testing.PB) { + for pb.Next() { + flog.Info("log", "test") + } + }) +} + +func BenchmarkLoggerHelperV(b *testing.B) { + b.SetParallelism(100) + logger, err := NewLogger("tcp://127.0.0.1:24224") + if err != nil { + b.Error(err) + } + h := log.NewHelper(logger) + b.RunParallel(func(pb *testing.PB) { + for pb.Next() { + h.Info("log", "test") + } + }) +} + +func BenchmarkLoggerHelperInfo(b *testing.B) { + b.SetParallelism(100) + logger, err := NewLogger("tcp://127.0.0.1:24224") + if err != nil { + b.Error(err) + } + defer logger.Close() + h := log.NewHelper(logger) + b.RunParallel(func(pb *testing.PB) { + for pb.Next() { + h.Info("test") + } + }) +} + +func BenchmarkLoggerHelperInfof(b *testing.B) { + b.SetParallelism(100) + logger, err := NewLogger("tcp://127.0.0.1:24224") + if err != nil { + b.Error(err) + } + defer logger.Close() + h := log.NewHelper(logger) + b.RunParallel(func(pb *testing.PB) { + for pb.Next() { + h.Infof("log %s", "test") + } + }) +} + +func BenchmarkLoggerHelperInfow(b *testing.B) { + b.SetParallelism(100) + logger, err := NewLogger("tcp://127.0.0.1:24224") + if err != nil { + b.Error(err) + } + defer logger.Close() + h := log.NewHelper(logger) + b.RunParallel(func(pb *testing.PB) { + for pb.Next() { + h.Infow("log", "test") + } + }) +} \ No newline at end of file diff --git a/contrib/log/fluent/go.mod b/contrib/log/fluent/go.mod new file mode 100644 index 000000000..8c898cce3 --- /dev/null +++ b/contrib/log/fluent/go.mod @@ -0,0 +1,13 @@ +module github.com/go-kratos/kratos/contrib/log/fluent/v2 + +go 1.15 + +require ( + github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 // indirect + github.com/fluent/fluent-logger-golang v1.5.0 + github.com/go-kratos/kratos/v2 v2.0.0-rc3 + github.com/kr/pretty v0.2.1 // indirect + github.com/tinylib/msgp v1.1.5 // indirect +) + +replace github.com/go-kratos/kratos/v2 => ../../../ diff --git a/contrib/log/fluent/go.sum b/contrib/log/fluent/go.sum new file mode 100644 index 000000000..0c024c8f8 --- /dev/null +++ b/contrib/log/fluent/go.sum @@ -0,0 +1,154 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 h1:DDGfHa7BWjL4YnC6+E63dPcxHo2sUxDIu8g3QgEJdRY= +github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod 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v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= diff --git a/contrib/metrics/datadog/client.go b/contrib/metrics/datadog/client.go new file mode 100644 index 000000000..d772fd60b --- /dev/null +++ b/contrib/metrics/datadog/client.go @@ -0,0 +1,28 @@ +package datadog + +import ( + "fmt" + + "github.com/DataDog/datadog-go/statsd" +) + +var defaultClient *statsd.Client + +func init() { + var err error + // use the default env: DD_AGENT_HOST/DD_DOGSTATSD_PORT/8125 + if defaultClient, err = statsd.New(""); err != nil { + panic(fmt.Sprintf("datadog client initialize error %v\n", err)) + } +} + +func withValues(labels, values []string) []string { + if len(labels) != len(values) { + return nil + } + lvs := make([]string, 0, len(labels)) + for i, v := range values { + lvs = append(lvs, labels[i]+":"+v) + } + return lvs +} diff --git a/contrib/metrics/datadog/counter.go b/contrib/metrics/datadog/counter.go new file mode 100644 index 000000000..a1e0838a3 --- /dev/null +++ b/contrib/metrics/datadog/counter.go @@ -0,0 +1,45 @@ +package datadog + +import ( + "github.com/go-kratos/kratos/v2/metrics" +) + +var _ metrics.Counter = (*counter)(nil) + +type counter struct { + opts options + name string + lvs []string +} + +// NewCounter new a DataDog counter and returns Counter. +func NewCounter(name string, opts ...Option) metrics.Counter { + options := options{ + sampleRate: 1, + client: defaultClient, + } + for _, o := range opts { + o(&options) + } + return &counter{ + name: name, + opts: options, + } +} + +// With is applied in kratos/middleware/metrics/metrics.go (method,path,code) +func (d *counter) With(values ...string) metrics.Counter { + return &counter{ + name: d.name, + opts: d.opts, + lvs: withValues(d.opts.labels, values), + } +} + +func (d *counter) Inc() { + d.opts.client.Incr(d.name, d.lvs, d.opts.sampleRate) +} + +func (d *counter) Add(delta float64) { + d.opts.client.Count(d.name, int64(delta), d.lvs, d.opts.sampleRate) +} diff --git a/contrib/metrics/datadog/gauge.go b/contrib/metrics/datadog/gauge.go new file mode 100644 index 000000000..323b86f2c --- /dev/null +++ b/contrib/metrics/datadog/gauge.go @@ -0,0 +1,46 @@ +package datadog + +import ( + "github.com/go-kratos/kratos/v2/metrics" +) + +var _ metrics.Gauge = (*gauge)(nil) + +type gauge struct { + opts options + name string + lvs []string +} + +// NewGauge new a DataDog gauge and returns Gauge. +func NewGauge(name string, opts ...Option) metrics.Gauge { + options := options{ + sampleRate: 1, + client: defaultClient, + } + for _, o := range opts { + o(&options) + } + return &gauge{ + name: name, + opts: options, + } +} + +func (d *gauge) With(values ...string) metrics.Gauge { + return &gauge{ + opts: d.opts, + name: d.name, + lvs: withValues(d.opts.labels, values), + } +} + +func (d *gauge) Set(value float64) { + d.opts.client.Gauge(d.name, value, d.lvs, d.opts.sampleRate) +} + +func (d *gauge) Add(delta float64) { +} + +func (d *gauge) Sub(delta float64) { +} diff --git a/contrib/metrics/datadog/go.mod b/contrib/metrics/datadog/go.mod new file mode 100644 index 000000000..f7baa7584 --- /dev/null +++ b/contrib/metrics/datadog/go.mod @@ -0,0 +1,12 @@ +module github.com/go-kratos/kratos/contrib/metrics/datadog/v2 + +go 1.15 + +require ( + github.com/DataDog/datadog-go v4.8.1+incompatible + github.com/Microsoft/go-winio v0.5.0 // indirect + github.com/go-kratos/kratos/v2 v2.0.5 + +) + +replace github.com/go-kratos/kratos/v2 => ../../../ diff --git a/contrib/metrics/datadog/go.sum b/contrib/metrics/datadog/go.sum new file mode 100644 index 000000000..f9bfb8b59 --- /dev/null +++ b/contrib/metrics/datadog/go.sum @@ -0,0 +1,161 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= 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h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= diff --git a/contrib/metrics/datadog/observer.go b/contrib/metrics/datadog/observer.go new file mode 100644 index 000000000..f6f90fc06 --- /dev/null +++ b/contrib/metrics/datadog/observer.go @@ -0,0 +1,43 @@ +package datadog + +import ( + "time" + + "github.com/go-kratos/kratos/v2/metrics" +) + +var _ metrics.Observer = (*timing)(nil) + +type timing struct { + opts options + name string + lvs []string +} + +// NewTiming new a DataDog timer and returns Observer. +func NewTiming(name string, opts ...Option) metrics.Observer { + options := options{ + sampleRate: 1, + client: defaultClient, + } + for _, o := range opts { + o(&options) + } + return &timing{ + name: name, + opts: options, + } +} + +// With is applied in kratos/middleware/metrics/metrics.go (method,path) +func (d *timing) With(values ...string) metrics.Observer { + return &timing{ + name: d.name, + opts: d.opts, + lvs: withValues(d.opts.labels, values), + } +} + +func (d *timing) Observe(value float64) { + d.opts.client.TimeInMilliseconds(d.name, value*float64(time.Second/time.Millisecond), d.lvs, d.opts.sampleRate) +} diff --git a/contrib/metrics/datadog/options.go b/contrib/metrics/datadog/options.go new file mode 100644 index 000000000..d07d418f9 --- /dev/null +++ b/contrib/metrics/datadog/options.go @@ -0,0 +1,33 @@ +package datadog + +import "github.com/DataDog/datadog-go/statsd" + +// Option is doatadog option. +type Option func(*options) + +type options struct { + sampleRate float64 + labels []string + client *statsd.Client +} + +// WithSampleRate with sample rate option. +func WithSampleRate(rate float64) Option { + return func(o *options) { + o.sampleRate = rate + } +} + +// WithLabels with labels option. +func WithLabels(lvs ...string) Option { + return func(o *options) { + o.labels = lvs + } +} + +// WithClient with client option. +func WithClient(c *statsd.Client) Option { + return func(o *options) { + o.client = c + } +} diff --git a/contrib/metrics/prometheus/go.mod b/contrib/metrics/prometheus/go.mod index 6f53a1700..8f5eca4de 100644 --- a/contrib/metrics/prometheus/go.mod +++ b/contrib/metrics/prometheus/go.mod @@ -1,4 +1,4 @@ -module github.com/go-kratos/kratos/contrib/prometheus/prometric/v2 +module github.com/go-kratos/kratos/contrib/metrics/prometheus/v2 go 1.15