mirror of
https://github.com/chrislusf/seaweedfs
synced 2024-06-29 05:41:02 +02:00
272 lines
7.6 KiB
Go
272 lines
7.6 KiB
Go
package pb
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"github.com/chrislusf/seaweedfs/weed/glog"
|
|
"math/rand"
|
|
"net/http"
|
|
"strconv"
|
|
"strings"
|
|
"sync"
|
|
"time"
|
|
|
|
"google.golang.org/grpc"
|
|
"google.golang.org/grpc/keepalive"
|
|
|
|
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
|
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
|
|
"github.com/chrislusf/seaweedfs/weed/pb/messaging_pb"
|
|
)
|
|
|
|
const (
|
|
Max_Message_Size = 1 << 30 // 1 GB
|
|
)
|
|
|
|
var (
|
|
// cache grpc connections
|
|
grpcClients = make(map[string]*versionedGrpcClient)
|
|
grpcClientsLock sync.Mutex
|
|
)
|
|
|
|
type versionedGrpcClient struct {
|
|
*grpc.ClientConn
|
|
version int
|
|
errCount int
|
|
}
|
|
|
|
func init() {
|
|
http.DefaultTransport.(*http.Transport).MaxIdleConnsPerHost = 1024
|
|
http.DefaultTransport.(*http.Transport).MaxIdleConns = 1024
|
|
}
|
|
|
|
func NewGrpcServer(opts ...grpc.ServerOption) *grpc.Server {
|
|
var options []grpc.ServerOption
|
|
options = append(options,
|
|
grpc.KeepaliveParams(keepalive.ServerParameters{
|
|
Time: 10 * time.Second, // wait time before ping if no activity
|
|
Timeout: 20 * time.Second, // ping timeout
|
|
MaxConnectionAge: 10 * time.Hour,
|
|
}),
|
|
grpc.KeepaliveEnforcementPolicy(keepalive.EnforcementPolicy{
|
|
MinTime: 60 * time.Second, // min time a client should wait before sending a ping
|
|
PermitWithoutStream: true,
|
|
}),
|
|
grpc.MaxRecvMsgSize(Max_Message_Size),
|
|
grpc.MaxSendMsgSize(Max_Message_Size),
|
|
)
|
|
for _, opt := range opts {
|
|
if opt != nil {
|
|
options = append(options, opt)
|
|
}
|
|
}
|
|
return grpc.NewServer(options...)
|
|
}
|
|
|
|
func GrpcDial(ctx context.Context, address string, opts ...grpc.DialOption) (*grpc.ClientConn, error) {
|
|
// opts = append(opts, grpc.WithBlock())
|
|
// opts = append(opts, grpc.WithTimeout(time.Duration(5*time.Second)))
|
|
var options []grpc.DialOption
|
|
options = append(options,
|
|
// grpc.WithInsecure(),
|
|
grpc.WithDefaultCallOptions(
|
|
grpc.MaxCallSendMsgSize(Max_Message_Size),
|
|
grpc.MaxCallRecvMsgSize(Max_Message_Size),
|
|
),
|
|
grpc.WithKeepaliveParams(keepalive.ClientParameters{
|
|
Time: 30 * time.Second, // client ping server if no activity for this long
|
|
Timeout: 20 * time.Second,
|
|
PermitWithoutStream: true,
|
|
}))
|
|
for _, opt := range opts {
|
|
if opt != nil {
|
|
options = append(options, opt)
|
|
}
|
|
}
|
|
return grpc.DialContext(ctx, address, options...)
|
|
}
|
|
|
|
func getOrCreateConnection(address string, opts ...grpc.DialOption) (*versionedGrpcClient, error) {
|
|
|
|
grpcClientsLock.Lock()
|
|
defer grpcClientsLock.Unlock()
|
|
|
|
existingConnection, found := grpcClients[address]
|
|
if found {
|
|
return existingConnection, nil
|
|
}
|
|
|
|
grpcConnection, err := GrpcDial(context.Background(), address, opts...)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("fail to dial %s: %v", address, err)
|
|
}
|
|
|
|
vgc := &versionedGrpcClient{
|
|
grpcConnection,
|
|
rand.Int(),
|
|
0,
|
|
}
|
|
grpcClients[address] = vgc
|
|
|
|
return vgc, nil
|
|
}
|
|
|
|
func WithCachedGrpcClient(fn func(*grpc.ClientConn) error, address string, opts ...grpc.DialOption) error {
|
|
|
|
vgc, err := getOrCreateConnection(address, opts...)
|
|
if err != nil {
|
|
return fmt.Errorf("getOrCreateConnection %s: %v", address, err)
|
|
}
|
|
executionErr := fn(vgc.ClientConn)
|
|
if executionErr != nil {
|
|
if strings.Contains(executionErr.Error(), "transport") ||
|
|
strings.Contains(executionErr.Error(), "connection closed") {
|
|
grpcClientsLock.Lock()
|
|
if t, ok := grpcClients[address]; ok {
|
|
if t.version == vgc.version {
|
|
vgc.Close()
|
|
delete(grpcClients, address)
|
|
}
|
|
}
|
|
grpcClientsLock.Unlock()
|
|
}
|
|
}
|
|
|
|
return executionErr
|
|
}
|
|
|
|
func ParseServerToGrpcAddress(server string) (serverGrpcAddress string, err error) {
|
|
return ParseServerAddress(server, 10000)
|
|
}
|
|
func ParseServersToGrpcAddresses(servers []string) (serverGrpcAddresses []string, err error) {
|
|
for _, server := range servers {
|
|
if serverGrpcAddress, parseErr := ParseServerToGrpcAddress(server); parseErr == nil {
|
|
serverGrpcAddresses = append(serverGrpcAddresses, serverGrpcAddress)
|
|
} else {
|
|
return nil, parseErr
|
|
}
|
|
}
|
|
return
|
|
}
|
|
|
|
func ParseServerAddress(server string, deltaPort int) (newServerAddress string, err error) {
|
|
|
|
host, port, parseErr := hostAndPort(server)
|
|
if parseErr != nil {
|
|
return "", fmt.Errorf("server port parse error: %v", parseErr)
|
|
}
|
|
|
|
newPort := int(port) + deltaPort
|
|
|
|
return fmt.Sprintf("%s:%d", host, newPort), nil
|
|
}
|
|
|
|
func hostAndPort(address string) (host string, port uint64, err error) {
|
|
colonIndex := strings.LastIndex(address, ":")
|
|
if colonIndex < 0 {
|
|
return "", 0, fmt.Errorf("server should have hostname:port format: %v", address)
|
|
}
|
|
port, err = strconv.ParseUint(address[colonIndex+1:], 10, 64)
|
|
if err != nil {
|
|
return "", 0, fmt.Errorf("server port parse error: %v", err)
|
|
}
|
|
|
|
return address[:colonIndex], port, err
|
|
}
|
|
|
|
func ServerToGrpcAddress(server string) (serverGrpcAddress string) {
|
|
|
|
host, port, parseErr := hostAndPort(server)
|
|
if parseErr != nil {
|
|
glog.Fatalf("server address %s parse error: %v", server, parseErr)
|
|
}
|
|
|
|
grpcPort := int(port) + 10000
|
|
|
|
return fmt.Sprintf("%s:%d", host, grpcPort)
|
|
}
|
|
|
|
func GrpcAddressToServerAddress(grpcAddress string) (serverAddress string) {
|
|
host, grpcPort, parseErr := hostAndPort(grpcAddress)
|
|
if parseErr != nil {
|
|
glog.Fatalf("server grpc address %s parse error: %v", grpcAddress, parseErr)
|
|
}
|
|
|
|
port := int(grpcPort) - 10000
|
|
|
|
return fmt.Sprintf("%s:%d", host, port)
|
|
}
|
|
|
|
func WithMasterClient(master string, grpcDialOption grpc.DialOption, fn func(client master_pb.SeaweedClient) error) error {
|
|
|
|
masterGrpcAddress, parseErr := ParseServerToGrpcAddress(master)
|
|
if parseErr != nil {
|
|
return fmt.Errorf("failed to parse master grpc %v: %v", master, parseErr)
|
|
}
|
|
|
|
return WithCachedGrpcClient(func(grpcConnection *grpc.ClientConn) error {
|
|
client := master_pb.NewSeaweedClient(grpcConnection)
|
|
return fn(client)
|
|
}, masterGrpcAddress, grpcDialOption)
|
|
|
|
}
|
|
|
|
func WithOneOfGrpcMasterClients(masterGrpcAddresses []string, grpcDialOption grpc.DialOption, fn func(client master_pb.SeaweedClient) error) (err error) {
|
|
|
|
for _, masterGrpcAddress := range masterGrpcAddresses {
|
|
err = WithCachedGrpcClient(func(grpcConnection *grpc.ClientConn) error {
|
|
client := master_pb.NewSeaweedClient(grpcConnection)
|
|
return fn(client)
|
|
}, masterGrpcAddress, grpcDialOption)
|
|
if err == nil {
|
|
return nil
|
|
}
|
|
}
|
|
|
|
return err
|
|
}
|
|
|
|
func WithBrokerGrpcClient(brokerGrpcAddress string, grpcDialOption grpc.DialOption, fn func(client messaging_pb.SeaweedMessagingClient) error) error {
|
|
|
|
return WithCachedGrpcClient(func(grpcConnection *grpc.ClientConn) error {
|
|
client := messaging_pb.NewSeaweedMessagingClient(grpcConnection)
|
|
return fn(client)
|
|
}, brokerGrpcAddress, grpcDialOption)
|
|
|
|
}
|
|
|
|
func WithFilerClient(filer string, grpcDialOption grpc.DialOption, fn func(client filer_pb.SeaweedFilerClient) error) error {
|
|
|
|
filerGrpcAddress, parseErr := ParseServerToGrpcAddress(filer)
|
|
if parseErr != nil {
|
|
return fmt.Errorf("failed to parse filer grpc %v: %v", filer, parseErr)
|
|
}
|
|
|
|
return WithGrpcFilerClient(filerGrpcAddress, grpcDialOption, fn)
|
|
|
|
}
|
|
|
|
func WithGrpcFilerClient(filerGrpcAddress string, grpcDialOption grpc.DialOption, fn func(client filer_pb.SeaweedFilerClient) error) error {
|
|
|
|
return WithCachedGrpcClient(func(grpcConnection *grpc.ClientConn) error {
|
|
client := filer_pb.NewSeaweedFilerClient(grpcConnection)
|
|
return fn(client)
|
|
}, filerGrpcAddress, grpcDialOption)
|
|
|
|
}
|
|
|
|
func WithOneOfGrpcFilerClients(filerGrpcAddresses []string, grpcDialOption grpc.DialOption, fn func(client filer_pb.SeaweedFilerClient) error) (err error) {
|
|
|
|
for _, filerGrpcAddress := range filerGrpcAddresses {
|
|
err = WithCachedGrpcClient(func(grpcConnection *grpc.ClientConn) error {
|
|
client := filer_pb.NewSeaweedFilerClient(grpcConnection)
|
|
return fn(client)
|
|
}, filerGrpcAddress, grpcDialOption)
|
|
if err == nil {
|
|
return nil
|
|
}
|
|
}
|
|
|
|
return err
|
|
}
|