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etcdmain: add register,resolver flags

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Signed-off-by: Gyu-Ho Lee <gyuhox@gmail.com>
This commit is contained in:
Gyu-Ho Lee 2017-02-27 17:09:36 -08:00
parent f862b47e92
commit 095407df58
1 changed files with 30 additions and 9 deletions
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39
etcdmain/grpc_proxy.go
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@ -27,20 +27,22 @@ import (
"github.com/coreos/etcd/pkg/transport"
"github.com/coreos/etcd/proxy/grpcproxy"
"github.com/spf13/cobra"
"google.golang.org/grpc"
"github.com/cockroachdb/cmux"
grpc_prometheus "github.com/grpc-ecosystem/go-grpc-prometheus"
"github.com/prometheus/client_golang/prometheus"
"github.com/spf13/cobra"
"google.golang.org/grpc"
)
var (
grpcProxyListenAddr string
grpcProxyEndpoints []string
grpcProxyCert string
grpcProxyKey string
grpcProxyCA string
grpcProxyListenAddr string
grpcProxyEndpoints []string
grpcProxyCert string
grpcProxyKey string
grpcProxyCA string
grpcProxyAdvertiseClientURL string
grpcProxyResolverPrefix string
grpcProxyResolverTTL int
)
func init() {
@ -70,11 +72,27 @@ func newGRPCProxyStartCommand() *cobra.Command {
cmd.Flags().StringVar(&grpcProxyCert, "cert", "", "identify secure connections with etcd servers using this TLS certificate file")
cmd.Flags().StringVar(&grpcProxyKey, "key", "", "identify secure connections with etcd servers using this TLS key file")
cmd.Flags().StringVar(&grpcProxyCA, "cacert", "", "verify certificates of TLS-enabled secure etcd servers using this CA bundle")
cmd.Flags().StringVar(&grpcProxyAdvertiseClientURL, "advertise-client-url", "127.0.0.1:23790", "advertise address to register (must be reachable by client)")
cmd.Flags().StringVar(&grpcProxyResolverPrefix, "resolver-prefix", "", "prefix to use for registering proxy (must be shared with other grpc-proxy members)")
cmd.Flags().IntVar(&grpcProxyResolverTTL, "resolver-ttl", 0, "specify TTL, in seconds, when registering proxy endpoints")
return &cmd
}
func startGRPCProxy(cmd *cobra.Command, args []string) {
if grpcProxyResolverPrefix != "" && grpcProxyResolverTTL < 1 {
fmt.Fprintln(os.Stderr, fmt.Errorf("invalid resolver-ttl %d", grpcProxyResolverTTL))
os.Exit(1)
}
if grpcProxyResolverPrefix == "" && grpcProxyResolverTTL > 0 {
fmt.Fprintln(os.Stderr, fmt.Errorf("invalid resolver-prefix %q", grpcProxyResolverPrefix))
os.Exit(1)
}
if grpcProxyResolverPrefix != "" && grpcProxyResolverTTL > 0 && grpcProxyAdvertiseClientURL == "" {
fmt.Fprintln(os.Stderr, fmt.Errorf("invalid advertise-client-url %q", grpcProxyAdvertiseClientURL))
os.Exit(1)
}
l, err := net.Listen("tcp", grpcProxyListenAddr)
if err != nil {
fmt.Fprintln(os.Stderr, err)
@ -105,7 +123,10 @@ func startGRPCProxy(cmd *cobra.Command, args []string) {
kvp, _ := grpcproxy.NewKvProxy(client)
watchp, _ := grpcproxy.NewWatchProxy(client)
clusterp := grpcproxy.NewClusterProxy(client)
if grpcProxyResolverPrefix != "" {
grpcproxy.Register(client, grpcProxyResolverPrefix, grpcProxyAdvertiseClientURL, grpcProxyResolverTTL)
}
clusterp, _ := grpcproxy.NewClusterProxy(client, grpcProxyAdvertiseClientURL, grpcProxyResolverPrefix)
leasep, _ := grpcproxy.NewLeaseProxy(client)
mainp := grpcproxy.NewMaintenanceProxy(client)
authp := grpcproxy.NewAuthProxy(client)