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feat: add OpenTelemetry metrics instrumentation

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This commit is contained in:
Vladimir Mihailenco
2022-10-11 15:37:34 +03:00
parent 41a533cb7b
commit 0dff3d1461
25 changed files with 1152 additions and 737 deletions
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33
example_instrumentation_test.go
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@ -3,6 +3,7 @@ package redis_test
import (
"context"
"fmt"
"net"
"github.com/go-redis/redis/v9"
)
@ -11,24 +12,28 @@ type redisHook struct{}
var _ redis.Hook = redisHook{}
func (redisHook) BeforeProcess(ctx context.Context, cmd redis.Cmder) (context.Context, error) {
fmt.Printf("starting processing: <%s>\n", cmd)
return ctx, nil
func (redisHook) DialHook(hook redis.DialHook) redis.DialHook {
return func(ctx context.Context, network, addr string) (net.Conn, error) {
return hook(ctx, network, addr)
}
}
func (redisHook) AfterProcess(ctx context.Context, cmd redis.Cmder) error {
fmt.Printf("finished processing: <%s>\n", cmd)
return nil
func (redisHook) ProcessHook(hook redis.ProcessHook) redis.ProcessHook {
return func(ctx context.Context, cmd redis.Cmder) error {
fmt.Printf("starting processing: <%s>\n", cmd)
err := hook(ctx, cmd)
fmt.Printf("finished processing: <%s>\n", cmd)
return err
}
}
func (redisHook) BeforeProcessPipeline(ctx context.Context, cmds []redis.Cmder) (context.Context, error) {
fmt.Printf("pipeline starting processing: %v\n", cmds)
return ctx, nil
}
func (redisHook) AfterProcessPipeline(ctx context.Context, cmds []redis.Cmder) error {
fmt.Printf("pipeline finished processing: %v\n", cmds)
return nil
func (redisHook) ProcessPipelineHook(hook redis.ProcessPipelineHook) redis.ProcessPipelineHook {
return func(ctx context.Context, cmds []redis.Cmder) error {
fmt.Printf("pipeline starting processing: %v\n", cmds)
err := hook(ctx, cmds)
fmt.Printf("pipeline finished processing: %v\n", cmds)
return err
}
}
func Example_instrumentation() {