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Change interceptor handling and add prometheus metrics to all services

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Signed-off-by: Mustafa Gezen <mustafa@ctrliq.com>
This commit is contained in:
Mustafa Gezen 2022-08-26 02:06:05 +02:00
parent 8176493bc0
commit 226c0f4c30
Signed by untrusted user who does not match committer: mustafa
GPG Key ID: DCDF010D946438C1
7 changed files with 101 additions and 38 deletions
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4
obsidian/impl/v1/server.go
View File

@ -80,9 +80,7 @@ func (s *Server) interceptor(ctx context.Context, req interface{}, usi *grpc.Una
func (s *Server) Run() {
res := utils.NewGRPCServer(
&utils.GRPCOptions{
ServerOptions: []grpc.ServerOption{
grpc.UnaryInterceptor(s.interceptor),
},
Interceptor: s.interceptor,
},
func(r *utils.Register) {
endpoints := []utils.GrpcEndpointRegister{

4
peridot/impl/v1/server.go
View File

@ -156,9 +156,9 @@ func (s *Server) Run() {
DialOptions: []grpc.DialOption{
grpc.WithTransportCredentials(insecure.NewCredentials()),
},
Interceptor: s.interceptor,
ServerInterceptor: s.serverInterceptor,
ServerOptions: []grpc.ServerOption{
grpc.UnaryInterceptor(s.interceptor),
grpc.StreamInterceptor(s.serverInterceptor),
grpc.MaxRecvMsgSize(1024 * 1024 * 1024),
},
},

4
peridot/keykeeper/v1/server.go
View File

@ -175,9 +175,7 @@ func (s *Server) Run() {
res := utils.NewGRPCServer(
&utils.GRPCOptions{
Timeout: &timeout,
ServerOptions: []grpc.ServerOption{
grpc.UnaryInterceptor(s.interceptor),
},
Interceptor: s.interceptor,
},
func(r *utils.Register) {
endpoints := []utils.GrpcEndpointRegister{

4
peridot/yumrepofs/v1/server.go
View File

@ -88,9 +88,7 @@ func (s *Server) interceptor(ctx context.Context, req interface{}, usi *grpc.Una
func (s *Server) Run() {
res := utils.NewGRPCServer(
&utils.GRPCOptions{
ServerOptions: []grpc.ServerOption{
grpc.UnaryInterceptor(s.interceptor),
},
Interceptor: s.interceptor,
},
func(r *utils.Register) {
endpoints := []utils.GrpcEndpointRegister{

4
secparse/admin/impl/server.go
View File

@ -79,9 +79,7 @@ func (s *Server) interceptor(ctx context.Context, req interface{}, usi *grpc.Una
func (s *Server) Run() {
res := utils.NewGRPCServer(
&utils.GRPCOptions{
ServerOptions: []grpc.ServerOption{
grpc.UnaryInterceptor(s.interceptor),
},
Interceptor: s.interceptor,
},
func(r *utils.Register) {
err := secparseadminpb.RegisterSecparseAdminHandlerFromEndpoint(

4
secparse/impl/server.go
View File

@ -67,9 +67,7 @@ func (s *Server) interceptor(ctx context.Context, req interface{}, usi *grpc.Una
func (s *Server) Run() {
res := utils.NewGRPCServer(
&utils.GRPCOptions{
ServerOptions: []grpc.ServerOption{
grpc.UnaryInterceptor(s.interceptor),
},
Interceptor: s.interceptor,
},
func(r *utils.Register) {
err := secparsepb.RegisterSecparseHandlerFromEndpoint(

77
utils/grpc.go
View File

@ -32,6 +32,8 @@ package utils
import (
"context"
"github.com/grpc-ecosystem/go-grpc-prometheus"
"github.com/prometheus/client_golang/prometheus/promhttp"
"google.golang.org/grpc/credentials/insecure"
"google.golang.org/protobuf/proto"
"net"
@ -42,6 +44,7 @@ import (
"github.com/go-chi/chi"
"github.com/go-chi/chi/middleware"
"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
_ "github.com/prometheus/client_golang/prometheus/promhttp"
"github.com/sirupsen/logrus"
"github.com/spf13/viper"
"google.golang.org/grpc"
@ -103,6 +106,8 @@ type GRPCOptions struct {
DialOptions []grpc.DialOption
MuxOptions []runtime.ServeMuxOption
ServerOptions []grpc.ServerOption
Interceptor grpc.UnaryServerInterceptor
ServerInterceptor grpc.StreamServerInterceptor
DisableREST bool
DisableGRPC bool
Timeout *time.Duration
@ -160,7 +165,61 @@ func NewGRPCServer(goptions *GRPCOptions, endpoint func(*Register), serve func(*
}
opts = append(opts, grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(1000*1024*1024), grpc.MaxCallSendMsgSize(1000*1024*1024)))
serv := grpc.NewServer(options.ServerOptions...)
serverOpts := options.ServerOptions
// If the server already declares a unary interceptor, let's chain
// and make grpc_prometheus run first
if options.Interceptor != nil {
serverOpts = append(serverOpts, grpc.UnaryInterceptor(
func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
n := func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
return options.Interceptor(ctx, req, info, handler)
}
n = func(next grpc.UnaryServerInterceptor) grpc.UnaryServerInterceptor {
return func(ctx context.Context, req interface{}, usi *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
_, err := grpc_prometheus.UnaryServerInterceptor(ctx, req, info, handler)
if err != nil {
return nil, err
}
return next(ctx, req, usi, handler)
}
}(n)
return n(ctx, req, info, handler)
},
))
} else {
// Else, only declare prometheus interceptor
serverOpts = append(serverOpts, grpc.UnaryInterceptor(grpc_prometheus.UnaryServerInterceptor))
}
// If the server already declares a stream interceptor, let's chain
// and make grpc_prometheus run first
if options.ServerInterceptor != nil {
serverOpts = append(serverOpts, grpc.StreamInterceptor(
func(srv interface{}, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
n := func(srv interface{}, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
return options.ServerInterceptor(srv, ss, info, handler)
}
n = func(next grpc.StreamServerInterceptor) grpc.StreamServerInterceptor {
return func(srv interface{}, ss grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
err := grpc_prometheus.StreamServerInterceptor(srv, ss, info, handler)
if err != nil {
return err
}
return next(srv, ss, info, handler)
}
}(n)
return n(srv, ss, info, handler)
},
))
} else {
// Else, only declare prometheus interceptor
serverOpts = append(serverOpts, grpc.StreamInterceptor(grpc_prometheus.StreamServerInterceptor))
}
serv := grpc.NewServer(serverOpts...)
// background context since this is the "main" app
ctx, cancel := context.WithCancel(context.TODO())
@ -200,9 +259,9 @@ func NewGRPCServer(goptions *GRPCOptions, endpoint func(*Register), serve func(*
r.Mount("/", mux)
var wg sync.WaitGroup
wg.Add(2)
if !options.DisableREST {
wg.Add(1)
go func(wg *sync.WaitGroup) {
logrus.Infof("starting http server on port %s", viper.GetString("api.port"))
@ -216,6 +275,8 @@ func NewGRPCServer(goptions *GRPCOptions, endpoint func(*Register), serve func(*
}
if !options.DisableGRPC {
wg.Add(1)
go func(wg *sync.WaitGroup) {
logrus.Infof("starting grpc server on port %s", viper.GetString("grpc.port"))
registerServer := &RegisterServer{
Server: serv,
@ -224,14 +285,26 @@ func NewGRPCServer(goptions *GRPCOptions, endpoint func(*Register), serve func(*
if serve != nil {
serve(registerServer)
}
grpc_prometheus.Register(serv)
err = serv.Serve(lis)
if err != nil {
logrus.Fatalf("failed to serve: %v", err)
}
wg.Done()
}(&wg)
}
wg.Add(1)
go func(wg *sync.WaitGroup) {
promMux := http.NewServeMux()
promMux.Handle("/metrics", promhttp.Handler())
err := http.ListenAndServe(":7332", promMux)
if err != nil {
logrus.Fatalf("could not start prometheus server - %s", err)
}
}(&wg)
return &GRPCServerRes{
Cancel: cancel,
WaitGroup: &wg,