Merge branch 'main' of https://github.com/openimsdk/open-im-server into chore/remove-cm
mo3et
4 weeks ago
commit
ae54b7a9ce
@ -0,0 +1,107 @@
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package startrpc
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import (
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"context"
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"time"
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"github.com/openimsdk/tools/log"
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"github.com/openimsdk/tools/stability/circuitbreaker"
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"github.com/openimsdk/tools/stability/circuitbreaker/sre"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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type CircuitBreaker struct {
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Enable bool `yaml:"enable"`
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Success float64 `yaml:"success"` // success rate threshold (0.0-1.0)
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Request int64 `yaml:"request"` // request threshold
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Bucket int `yaml:"bucket"` // number of buckets
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Window time.Duration `yaml:"window"` // time window for statistics
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}
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func NewCircuitBreaker(config *CircuitBreaker) circuitbreaker.CircuitBreaker {
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if !config.Enable {
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return nil
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}
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return sre.NewSREBraker(
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sre.WithWindow(config.Window),
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sre.WithBucket(config.Bucket),
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sre.WithSuccess(config.Success),
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sre.WithRequest(config.Request),
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)
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}
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func UnaryCircuitBreakerInterceptor(breaker circuitbreaker.CircuitBreaker) grpc.ServerOption {
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if breaker == nil {
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return grpc.ChainUnaryInterceptor(func(ctx context.Context, req any, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp any, err error) {
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return handler(ctx, req)
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})
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}
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return grpc.ChainUnaryInterceptor(func(ctx context.Context, req any, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp any, err error) {
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if err := breaker.Allow(); err != nil {
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log.ZWarn(ctx, "rpc circuit breaker open", err, "method", info.FullMethod)
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return nil, status.Error(codes.Unavailable, "service unavailable due to circuit breaker")
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}
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resp, err = handler(ctx, req)
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if err != nil {
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if st, ok := status.FromError(err); ok {
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switch st.Code() {
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case codes.OK:
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breaker.MarkSuccess()
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case codes.InvalidArgument, codes.NotFound, codes.AlreadyExists, codes.PermissionDenied:
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breaker.MarkSuccess()
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default:
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breaker.MarkFailed()
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}
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} else {
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breaker.MarkFailed()
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}
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} else {
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breaker.MarkSuccess()
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}
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return resp, err
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})
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}
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func StreamCircuitBreakerInterceptor(breaker circuitbreaker.CircuitBreaker) grpc.ServerOption {
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if breaker == nil {
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return grpc.ChainStreamInterceptor(func(srv any, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
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return handler(srv, ss)
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})
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}
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return grpc.ChainStreamInterceptor(func(srv any, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
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if err := breaker.Allow(); err != nil {
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log.ZWarn(ss.Context(), "rpc circuit breaker open", err, "method", info.FullMethod)
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return status.Error(codes.Unavailable, "service unavailable due to circuit breaker")
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}
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err := handler(srv, ss)
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if err != nil {
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if st, ok := status.FromError(err); ok {
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switch st.Code() {
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case codes.OK:
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breaker.MarkSuccess()
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case codes.InvalidArgument, codes.NotFound, codes.AlreadyExists, codes.PermissionDenied:
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breaker.MarkSuccess()
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default:
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breaker.MarkFailed()
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}
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} else {
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breaker.MarkFailed()
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}
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} else {
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breaker.MarkSuccess()
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}
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return err
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})
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}
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@ -0,0 +1,70 @@
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package startrpc
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import (
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"context"
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"time"
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"github.com/openimsdk/tools/log"
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"github.com/openimsdk/tools/stability/ratelimit"
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"github.com/openimsdk/tools/stability/ratelimit/bbr"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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type RateLimiter struct {
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Enable bool
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Window time.Duration
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Bucket int
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CPUThreshold int64
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}
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func NewRateLimiter(config *RateLimiter) ratelimit.Limiter {
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if !config.Enable {
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return nil
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}
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return bbr.NewBBRLimiter(
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bbr.WithWindow(config.Window),
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bbr.WithBucket(config.Bucket),
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bbr.WithCPUThreshold(config.CPUThreshold),
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)
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}
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func UnaryRateLimitInterceptor(limiter ratelimit.Limiter) grpc.ServerOption {
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if limiter == nil {
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return grpc.ChainUnaryInterceptor(func(ctx context.Context, req any, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp any, err error) {
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return handler(ctx, req)
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})
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}
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return grpc.ChainUnaryInterceptor(func(ctx context.Context, req any, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp any, err error) {
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done, err := limiter.Allow()
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if err != nil {
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log.ZWarn(ctx, "rpc rate limited", err, "method", info.FullMethod)
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return nil, status.Errorf(codes.ResourceExhausted, "rpc request rate limit exceeded: %v, please try again later", err)
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}
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defer done(ratelimit.DoneInfo{})
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return handler(ctx, req)
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})
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}
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func StreamRateLimitInterceptor(limiter ratelimit.Limiter) grpc.ServerOption {
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if limiter == nil {
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return grpc.ChainStreamInterceptor(func(srv any, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
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return handler(srv, ss)
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})
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}
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return grpc.ChainStreamInterceptor(func(srv any, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
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done, err := limiter.Allow()
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if err != nil {
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log.ZWarn(ss.Context(), "rpc rate limited", err, "method", info.FullMethod)
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return status.Errorf(codes.ResourceExhausted, "rpc request rate limit exceeded: %v, please try again later", err)
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}
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defer done(ratelimit.DoneInfo{})
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return handler(srv, ss)
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})
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}
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