caddy/listeners_test.go

655 lines
14 KiB
Go

// Copyright 2015 Matthew Holt and The Caddy Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package caddy
import (
"reflect"
"testing"
"github.com/caddyserver/caddy/v2/internal"
)
func TestSplitNetworkAddress(t *testing.T) {
for i, tc := range []struct {
input string
expectNetwork string
expectHost string
expectPort string
expectErr bool
}{
{
input: "",
expectErr: true,
},
{
input: "foo",
expectHost: "foo",
},
{
input: ":", // empty host & empty port
},
{
input: "::",
expectErr: true,
},
{
input: "[::]",
expectHost: "::",
},
{
input: ":1234",
expectPort: "1234",
},
{
input: "foo:1234",
expectHost: "foo",
expectPort: "1234",
},
{
input: "foo:1234-5678",
expectHost: "foo",
expectPort: "1234-5678",
},
{
input: "udp/foo:1234",
expectNetwork: "udp",
expectHost: "foo",
expectPort: "1234",
},
{
input: "tcp6/foo:1234-5678",
expectNetwork: "tcp6",
expectHost: "foo",
expectPort: "1234-5678",
},
{
input: "udp/",
expectNetwork: "udp",
expectErr: true,
},
{
input: "unix//foo/bar",
expectNetwork: "unix",
expectHost: "/foo/bar",
},
{
input: "unixgram//foo/bar",
expectNetwork: "unixgram",
expectHost: "/foo/bar",
},
{
input: "unixpacket//foo/bar",
expectNetwork: "unixpacket",
expectHost: "/foo/bar",
},
} {
actualNetwork, actualHost, actualPort, err := SplitNetworkAddress(tc.input)
if tc.expectErr && err == nil {
t.Errorf("Test %d: Expected error but got %v", i, err)
}
if !tc.expectErr && err != nil {
t.Errorf("Test %d: Expected no error but got %v", i, err)
}
if actualNetwork != tc.expectNetwork {
t.Errorf("Test %d: Expected network '%s' but got '%s'", i, tc.expectNetwork, actualNetwork)
}
if actualHost != tc.expectHost {
t.Errorf("Test %d: Expected host '%s' but got '%s'", i, tc.expectHost, actualHost)
}
if actualPort != tc.expectPort {
t.Errorf("Test %d: Expected port '%s' but got '%s'", i, tc.expectPort, actualPort)
}
}
}
func TestJoinNetworkAddress(t *testing.T) {
for i, tc := range []struct {
network, host, port string
expect string
}{
{
network: "", host: "", port: "",
expect: "",
},
{
network: "tcp", host: "", port: "",
expect: "tcp/",
},
{
network: "", host: "foo", port: "",
expect: "foo",
},
{
network: "", host: "", port: "1234",
expect: ":1234",
},
{
network: "", host: "", port: "1234-5678",
expect: ":1234-5678",
},
{
network: "", host: "foo", port: "1234",
expect: "foo:1234",
},
{
network: "udp", host: "foo", port: "1234",
expect: "udp/foo:1234",
},
{
network: "udp", host: "", port: "1234",
expect: "udp/:1234",
},
{
network: "unix", host: "/foo/bar", port: "",
expect: "unix//foo/bar",
},
{
network: "unix", host: "/foo/bar", port: "0",
expect: "unix//foo/bar",
},
{
network: "unix", host: "/foo/bar", port: "1234",
expect: "unix//foo/bar",
},
{
network: "", host: "::1", port: "1234",
expect: "[::1]:1234",
},
} {
actual := JoinNetworkAddress(tc.network, tc.host, tc.port)
if actual != tc.expect {
t.Errorf("Test %d: Expected '%s' but got '%s'", i, tc.expect, actual)
}
}
}
func TestParseNetworkAddress(t *testing.T) {
for i, tc := range []struct {
input string
defaultNetwork string
defaultPort uint
expectAddr NetworkAddress
expectErr bool
}{
{
input: "",
expectErr: true,
},
{
input: ":",
defaultNetwork: "udp",
expectAddr: NetworkAddress{
Network: "udp",
},
},
{
input: "[::]",
defaultNetwork: "udp",
defaultPort: 53,
expectAddr: NetworkAddress{
Network: "udp",
Host: "::",
StartPort: 53,
EndPort: 53,
},
},
{
input: ":1234",
defaultNetwork: "udp",
expectAddr: NetworkAddress{
Network: "udp",
Host: "",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "udp/:1234",
defaultNetwork: "udp",
expectAddr: NetworkAddress{
Network: "udp",
Host: "",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "tcp6/:1234",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp6",
Host: "",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "tcp4/localhost:1234",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp4",
Host: "localhost",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "unix//foo/bar",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "unix",
Host: "/foo/bar",
},
},
{
input: "localhost:1234-1234",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "localhost:2-1",
defaultNetwork: "tcp",
expectErr: true,
},
{
input: "localhost:0",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 0,
EndPort: 0,
},
},
{
input: "localhost:1-999999999999",
defaultNetwork: "tcp",
expectErr: true,
},
} {
actualAddr, err := ParseNetworkAddressWithDefaults(tc.input, tc.defaultNetwork, tc.defaultPort)
if tc.expectErr && err == nil {
t.Errorf("Test %d: Expected error but got: %v", i, err)
}
if !tc.expectErr && err != nil {
t.Errorf("Test %d: Expected no error but got: %v", i, err)
}
if actualAddr.Network != tc.expectAddr.Network {
t.Errorf("Test %d: Expected network '%v' but got '%v'", i, tc.expectAddr, actualAddr)
}
if !reflect.DeepEqual(tc.expectAddr, actualAddr) {
t.Errorf("Test %d: Expected addresses %v but got %v", i, tc.expectAddr, actualAddr)
}
}
}
func TestParseNetworkAddressWithDefaults(t *testing.T) {
for i, tc := range []struct {
input string
defaultNetwork string
defaultPort uint
expectAddr NetworkAddress
expectErr bool
}{
{
input: "",
expectErr: true,
},
{
input: ":",
defaultNetwork: "udp",
expectAddr: NetworkAddress{
Network: "udp",
},
},
{
input: "[::]",
defaultNetwork: "udp",
defaultPort: 53,
expectAddr: NetworkAddress{
Network: "udp",
Host: "::",
StartPort: 53,
EndPort: 53,
},
},
{
input: ":1234",
defaultNetwork: "udp",
expectAddr: NetworkAddress{
Network: "udp",
Host: "",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "udp/:1234",
defaultNetwork: "udp",
expectAddr: NetworkAddress{
Network: "udp",
Host: "",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "tcp6/:1234",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp6",
Host: "",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "tcp4/localhost:1234",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp4",
Host: "localhost",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "unix//foo/bar",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "unix",
Host: "/foo/bar",
},
},
{
input: "localhost:1234-1234",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 1234,
EndPort: 1234,
},
},
{
input: "localhost:2-1",
defaultNetwork: "tcp",
expectErr: true,
},
{
input: "localhost:0",
defaultNetwork: "tcp",
expectAddr: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 0,
EndPort: 0,
},
},
{
input: "localhost:1-999999999999",
defaultNetwork: "tcp",
expectErr: true,
},
} {
actualAddr, err := ParseNetworkAddressWithDefaults(tc.input, tc.defaultNetwork, tc.defaultPort)
if tc.expectErr && err == nil {
t.Errorf("Test %d: Expected error but got: %v", i, err)
}
if !tc.expectErr && err != nil {
t.Errorf("Test %d: Expected no error but got: %v", i, err)
}
if actualAddr.Network != tc.expectAddr.Network {
t.Errorf("Test %d: Expected network '%v' but got '%v'", i, tc.expectAddr, actualAddr)
}
if !reflect.DeepEqual(tc.expectAddr, actualAddr) {
t.Errorf("Test %d: Expected addresses %v but got %v", i, tc.expectAddr, actualAddr)
}
}
}
func TestJoinHostPort(t *testing.T) {
for i, tc := range []struct {
pa NetworkAddress
offset uint
expect string
}{
{
pa: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 1234,
EndPort: 1234,
},
expect: "localhost:1234",
},
{
pa: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 1234,
EndPort: 1235,
},
expect: "localhost:1234",
},
{
pa: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 1234,
EndPort: 1235,
},
offset: 1,
expect: "localhost:1235",
},
{
pa: NetworkAddress{
Network: "unix",
Host: "/run/php/php7.3-fpm.sock",
},
expect: "/run/php/php7.3-fpm.sock",
},
} {
actual := tc.pa.JoinHostPort(tc.offset)
if actual != tc.expect {
t.Errorf("Test %d: Expected '%s' but got '%s'", i, tc.expect, actual)
}
}
}
func TestExpand(t *testing.T) {
for i, tc := range []struct {
input NetworkAddress
expect []NetworkAddress
}{
{
input: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 2000,
EndPort: 2000,
},
expect: []NetworkAddress{
{
Network: "tcp",
Host: "localhost",
StartPort: 2000,
EndPort: 2000,
},
},
},
{
input: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 2000,
EndPort: 2002,
},
expect: []NetworkAddress{
{
Network: "tcp",
Host: "localhost",
StartPort: 2000,
EndPort: 2000,
},
{
Network: "tcp",
Host: "localhost",
StartPort: 2001,
EndPort: 2001,
},
{
Network: "tcp",
Host: "localhost",
StartPort: 2002,
EndPort: 2002,
},
},
},
{
input: NetworkAddress{
Network: "tcp",
Host: "localhost",
StartPort: 2000,
EndPort: 1999,
},
expect: []NetworkAddress{},
},
{
input: NetworkAddress{
Network: "unix",
Host: "/foo/bar",
StartPort: 0,
EndPort: 0,
},
expect: []NetworkAddress{
{
Network: "unix",
Host: "/foo/bar",
StartPort: 0,
EndPort: 0,
},
},
},
} {
actual := tc.input.Expand()
if !reflect.DeepEqual(actual, tc.expect) {
t.Errorf("Test %d: Expected %+v but got %+v", i, tc.expect, actual)
}
}
}
func TestSplitUnixSocketPermissionsBits(t *testing.T) {
for i, tc := range []struct {
input string
expectNetwork string
expectPath string
expectFileMode string
expectErr bool
}{
{
input: "./foo.socket",
expectPath: "./foo.socket",
expectFileMode: "--w-------",
},
{
input: `.\relative\path.socket`,
expectPath: `.\relative\path.socket`,
expectFileMode: "--w-------",
},
{
// literal colon in resulting address
// and defaulting to 0200 bits
input: "./foo.socket:0666",
expectPath: "./foo.socket:0666",
expectFileMode: "--w-------",
},
{
input: "./foo.socket|0220",
expectPath: "./foo.socket",
expectFileMode: "--w--w----",
},
{
input: "/var/run/foo|222",
expectPath: "/var/run/foo",
expectFileMode: "--w--w--w-",
},
{
input: "./foo.socket|0660",
expectPath: "./foo.socket",
expectFileMode: "-rw-rw----",
},
{
input: "./foo.socket|0666",
expectPath: "./foo.socket",
expectFileMode: "-rw-rw-rw-",
},
{
input: "/var/run/foo|666",
expectPath: "/var/run/foo",
expectFileMode: "-rw-rw-rw-",
},
{
input: `c:\absolute\path.socket|220`,
expectPath: `c:\absolute\path.socket`,
expectFileMode: "--w--w----",
},
{
// symbolic permission representation is not supported for now
input: "./foo.socket|u=rw,g=rw,o=rw",
expectErr: true,
},
{
// octal (base-8) permission representation has to be between
// `0` for no read, no write, no exec (`---`) and
// `7` for read (4), write (2), exec (1) (`rwx` => `4+2+1 = 7`)
input: "./foo.socket|888",
expectErr: true,
},
{
// too many colons in address
input: "./foo.socket|123456|0660",
expectErr: true,
},
{
// owner is missing write perms
input: "./foo.socket|0522",
expectErr: true,
},
} {
actualPath, actualFileMode, err := internal.SplitUnixSocketPermissionsBits(tc.input)
if tc.expectErr && err == nil {
t.Errorf("Test %d: Expected error but got: %v", i, err)
}
if !tc.expectErr && err != nil {
t.Errorf("Test %d: Expected no error but got: %v", i, err)
}
if actualPath != tc.expectPath {
t.Errorf("Test %d: Expected path '%s' but got '%s'", i, tc.expectPath, actualPath)
}
// fileMode.Perm().String() parses 0 to "----------"
if !tc.expectErr && actualFileMode.Perm().String() != tc.expectFileMode {
t.Errorf("Test %d: Expected perms '%s' but got '%s'", i, tc.expectFileMode, actualFileMode.Perm().String())
}
}
}