diff --git a/cmd/clef/main.go b/cmd/clef/main.go index 14f09dc1a..a8b0bf816 100644 --- a/cmd/clef/main.go +++ b/cmd/clef/main.go @@ -27,6 +27,7 @@ import ( "fmt" "io" "math/big" + "net" "os" "os/signal" "path/filepath" @@ -743,7 +744,7 @@ func signer(c *cli.Context) error { port := c.Int(rpcPortFlag.Name) // start http server - httpEndpoint := fmt.Sprintf("%s:%d", c.String(utils.HTTPListenAddrFlag.Name), port) + httpEndpoint := net.JoinHostPort(c.String(utils.HTTPListenAddrFlag.Name), fmt.Sprintf("%d", port)) httpServer, addr, err := node.StartHTTPEndpoint(httpEndpoint, rpc.DefaultHTTPTimeouts, handler) if err != nil { utils.Fatalf("Could not start RPC api: %v", err) diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go index 7bb47f128..6f0e57025 100644 --- a/cmd/utils/flags.go +++ b/cmd/utils/flags.go @@ -26,6 +26,7 @@ import ( "fmt" "math" "math/big" + "net" "net/http" "os" "path/filepath" @@ -2014,7 +2015,7 @@ func SetupMetrics(ctx *cli.Context) { } if ctx.IsSet(MetricsHTTPFlag.Name) { - address := fmt.Sprintf("%s:%d", ctx.String(MetricsHTTPFlag.Name), ctx.Int(MetricsPortFlag.Name)) + address := net.JoinHostPort(ctx.String(MetricsHTTPFlag.Name), fmt.Sprintf("%d", ctx.Int(MetricsPortFlag.Name))) log.Info("Enabling stand-alone metrics HTTP endpoint", "address", address) exp.Setup(address) } else if ctx.IsSet(MetricsPortFlag.Name) { diff --git a/internal/debug/flags.go b/internal/debug/flags.go index d425a17db..52a634245 100644 --- a/internal/debug/flags.go +++ b/internal/debug/flags.go @@ -19,6 +19,7 @@ package debug import ( "fmt" "io" + "net" "net/http" _ "net/http/pprof" "os" @@ -308,7 +309,7 @@ func Setup(ctx *cli.Context) error { port := ctx.Int(pprofPortFlag.Name) - address := fmt.Sprintf("%s:%d", listenHost, port) + address := net.JoinHostPort(listenHost, fmt.Sprintf("%d", port)) // This context value ("metrics.addr") represents the utils.MetricsHTTPFlag.Name. // It cannot be imported because it will cause a cyclical dependency. StartPProf(address, !ctx.IsSet("metrics.addr")) diff --git a/node/config.go b/node/config.go index 37c1e4882..949db887e 100644 --- a/node/config.go +++ b/node/config.go @@ -19,6 +19,7 @@ package node import ( "crypto/ecdsa" "fmt" + "net" "os" "path/filepath" "runtime" @@ -263,7 +264,7 @@ func (c *Config) HTTPEndpoint() string { if c.HTTPHost == "" { return "" } - return fmt.Sprintf("%s:%d", c.HTTPHost, c.HTTPPort) + return net.JoinHostPort(c.HTTPHost, fmt.Sprintf("%d", c.HTTPPort)) } // DefaultHTTPEndpoint returns the HTTP endpoint used by default. @@ -278,7 +279,7 @@ func (c *Config) WSEndpoint() string { if c.WSHost == "" { return "" } - return fmt.Sprintf("%s:%d", c.WSHost, c.WSPort) + return net.JoinHostPort(c.WSHost, fmt.Sprintf("%d", c.WSPort)) } // DefaultWSEndpoint returns the websocket endpoint used by default. diff --git a/node/rpcstack.go b/node/rpcstack.go index e91585a2b..b33c23805 100644 --- a/node/rpcstack.go +++ b/node/rpcstack.go @@ -112,7 +112,7 @@ func (h *httpServer) setListenAddr(host string, port int) error { } h.host, h.port = host, port - h.endpoint = fmt.Sprintf("%s:%d", host, port) + h.endpoint = net.JoinHostPort(host, fmt.Sprintf("%d", port)) return nil }