DockerCLI/opts/hosts_test.go

300 lines
11 KiB
Go

package opts
import (
"fmt"
"testing"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestParseHost(t *testing.T) {
invalid := []string{
"something with spaces",
"://",
"unknown://",
"tcp://:port",
"tcp://invalid:port",
}
valid := map[string]string{
"": defaultHost,
" ": defaultHost,
" ": defaultHost,
"fd://": "fd://",
"fd://something": "fd://something",
"tcp://host:": fmt.Sprintf("tcp://host:%s", defaultHTTPPort),
"tcp://": defaultTCPHost,
"tcp://:2375": fmt.Sprintf("tcp://%s:%s", defaultHTTPHost, defaultHTTPPort),
"tcp://:2376": fmt.Sprintf("tcp://%s:%s", defaultHTTPHost, defaultTLSHTTPPort),
"tcp://0.0.0.0:8080": "tcp://0.0.0.0:8080",
"tcp://192.168.0.0:12000": "tcp://192.168.0.0:12000",
"tcp://192.168:8080": "tcp://192.168:8080",
"tcp://0.0.0.0:1234567890": "tcp://0.0.0.0:1234567890", // yeah it's valid :P
" tcp://:7777/path ": fmt.Sprintf("tcp://%s:7777/path", defaultHTTPHost),
"tcp://docker.com:2375": "tcp://docker.com:2375",
"unix://": "unix://" + defaultUnixSocket,
"unix://path/to/socket": "unix://path/to/socket",
"npipe://": "npipe://" + defaultNamedPipe,
"npipe:////./pipe/foo": "npipe:////./pipe/foo",
}
for _, value := range invalid {
if _, err := ParseHost(false, value); err == nil {
t.Errorf("Expected an error for %v, got [nil]", value)
}
}
for value, expected := range valid {
if actual, err := ParseHost(false, value); err != nil || actual != expected {
t.Errorf("Expected for %v [%v], got [%v, %v]", value, expected, actual, err)
}
}
}
func TestParseDockerDaemonHost(t *testing.T) {
invalids := map[string]string{
"tcp:a.b.c.d": "",
"tcp:a.b.c.d/path": "",
"udp://127.0.0.1": "invalid bind address format: udp://127.0.0.1",
"udp://127.0.0.1:2375": "invalid bind address format: udp://127.0.0.1:2375",
"tcp://unix:///run/docker.sock": "invalid proto, expected tcp: unix:///run/docker.sock",
" tcp://:7777/path ": "invalid bind address format: tcp://:7777/path ", //nolint:gocritic // ignore mapKey: suspucious whitespace
"": "invalid bind address format: ",
}
valids := map[string]string{
"0.0.0.1:": "tcp://0.0.0.1:2375",
"0.0.0.1:5555": "tcp://0.0.0.1:5555",
"0.0.0.1:5555/path": "tcp://0.0.0.1:5555/path",
"[::1]:": "tcp://[::1]:2375",
"[::1]:5555/path": "tcp://[::1]:5555/path",
"[0:0:0:0:0:0:0:1]:": "tcp://[0:0:0:0:0:0:0:1]:2375",
"[0:0:0:0:0:0:0:1]:5555/path": "tcp://[0:0:0:0:0:0:0:1]:5555/path",
":6666": fmt.Sprintf("tcp://%s:6666", defaultHTTPHost),
":6666/path": fmt.Sprintf("tcp://%s:6666/path", defaultHTTPHost),
"tcp://": defaultTCPHost,
"tcp://:7777": fmt.Sprintf("tcp://%s:7777", defaultHTTPHost),
"tcp://:7777/path": fmt.Sprintf("tcp://%s:7777/path", defaultHTTPHost),
"unix:///run/docker.sock": "unix:///run/docker.sock",
"unix://": "unix://" + defaultUnixSocket,
"fd://": "fd://",
"fd://something": "fd://something",
"localhost:": "tcp://localhost:2375",
"localhost:5555": "tcp://localhost:5555",
"localhost:5555/path": "tcp://localhost:5555/path",
}
for invalidAddr, expectedError := range invalids {
if addr, err := parseDockerDaemonHost(invalidAddr); err == nil || expectedError != "" && err.Error() != expectedError {
t.Errorf("tcp %v address expected error %q return, got %q and addr %v", invalidAddr, expectedError, err, addr)
}
}
for validAddr, expectedAddr := range valids {
if addr, err := parseDockerDaemonHost(validAddr); err != nil || addr != expectedAddr {
t.Errorf("%v -> expected %v, got (%v) addr (%v)", validAddr, expectedAddr, err, addr)
}
}
}
func TestParseTCP(t *testing.T) {
defaultHTTPHost := "tcp://127.0.0.1:2376"
invalids := map[string]string{
"tcp:a.b.c.d": "",
"tcp:a.b.c.d/path": "",
"udp://127.0.0.1": "invalid proto, expected tcp: udp://127.0.0.1",
"udp://127.0.0.1:2375": "invalid proto, expected tcp: udp://127.0.0.1:2375",
}
valids := map[string]string{
"": defaultHTTPHost,
"tcp://": defaultHTTPHost,
"0.0.0.1:": "tcp://0.0.0.1:2376",
"0.0.0.1:5555": "tcp://0.0.0.1:5555",
"0.0.0.1:5555/path": "tcp://0.0.0.1:5555/path",
":6666": "tcp://127.0.0.1:6666",
":6666/path": "tcp://127.0.0.1:6666/path",
"tcp://:7777": "tcp://127.0.0.1:7777",
"tcp://:7777/path": "tcp://127.0.0.1:7777/path",
"[::1]:": "tcp://[::1]:2376",
"[::1]:5555": "tcp://[::1]:5555",
"[::1]:5555/path": "tcp://[::1]:5555/path",
"[0:0:0:0:0:0:0:1]:": "tcp://[0:0:0:0:0:0:0:1]:2376",
"[0:0:0:0:0:0:0:1]:5555": "tcp://[0:0:0:0:0:0:0:1]:5555",
"[0:0:0:0:0:0:0:1]:5555/path": "tcp://[0:0:0:0:0:0:0:1]:5555/path",
"localhost:": "tcp://localhost:2376",
"localhost:5555": "tcp://localhost:5555",
"localhost:5555/path": "tcp://localhost:5555/path",
}
for invalidAddr, expectedError := range invalids {
if addr, err := ParseTCPAddr(invalidAddr, defaultHTTPHost); err == nil || expectedError != "" && err.Error() != expectedError {
t.Errorf("tcp %v address expected error %v return, got %s and addr %v", invalidAddr, expectedError, err, addr)
}
}
for validAddr, expectedAddr := range valids {
if addr, err := ParseTCPAddr(validAddr, defaultHTTPHost); err != nil || addr != expectedAddr {
t.Errorf("%v -> expected %v, got %v and addr %v", validAddr, expectedAddr, err, addr)
}
}
}
func TestParseInvalidUnixAddrInvalid(t *testing.T) {
if _, err := parseSimpleProtoAddr("unix", "tcp://127.0.0.1", "unix:///var/run/docker.sock"); err == nil || err.Error() != "invalid proto, expected unix: tcp://127.0.0.1" {
t.Fatalf("Expected an error, got %v", err)
}
if _, err := parseSimpleProtoAddr("unix", "unix://tcp://127.0.0.1", "/var/run/docker.sock"); err == nil || err.Error() != "invalid proto, expected unix: tcp://127.0.0.1" {
t.Fatalf("Expected an error, got %v", err)
}
if v, err := parseSimpleProtoAddr("unix", "", "/var/run/docker.sock"); err != nil || v != "unix:///var/run/docker.sock" {
t.Fatalf("Expected an %v, got %v", v, "unix:///var/run/docker.sock")
}
}
func TestValidateExtraHosts(t *testing.T) {
tests := []struct {
doc string
input string
expectedOut string // Expect output==input if not set.
expectedErr string // Expect success if not set.
}{
{
doc: "IPv4, colon sep",
input: `myhost:192.168.0.1`,
},
{
doc: "IPv4, eq sep",
input: `myhost=192.168.0.1`,
expectedOut: `myhost:192.168.0.1`,
},
{
doc: "Weird but permitted, IPv4 with brackets",
input: `myhost=[192.168.0.1]`,
expectedOut: `myhost:192.168.0.1`,
},
{
doc: "Host and domain",
input: `host.and.domain.invalid:10.0.2.1`,
},
{
doc: "IPv6, colon sep",
input: `anipv6host:2003:ab34:e::1`,
},
{
doc: "IPv6, colon sep, brackets",
input: `anipv6host:[2003:ab34:e::1]`,
expectedOut: `anipv6host:2003:ab34:e::1`,
},
{
doc: "IPv6, eq sep, brackets",
input: `anipv6host=[2003:ab34:e::1]`,
expectedOut: `anipv6host:2003:ab34:e::1`,
},
{
doc: "IPv6 localhost, colon sep",
input: `ipv6local:::1`,
},
{
doc: "IPv6 localhost, eq sep",
input: `ipv6local=::1`,
expectedOut: `ipv6local:::1`,
},
{
doc: "IPv6 localhost, eq sep, brackets",
input: `ipv6local=[::1]`,
expectedOut: `ipv6local:::1`,
},
{
doc: "IPv6 localhost, non-canonical, colon sep",
input: `ipv6local:0:0:0:0:0:0:0:1`,
},
{
doc: "IPv6 localhost, non-canonical, eq sep",
input: `ipv6local=0:0:0:0:0:0:0:1`,
expectedOut: `ipv6local:0:0:0:0:0:0:0:1`,
},
{
doc: "IPv6 localhost, non-canonical, eq sep, brackets",
input: `ipv6local=[0:0:0:0:0:0:0:1]`,
expectedOut: `ipv6local:0:0:0:0:0:0:0:1`,
},
{
doc: "host-gateway special case, colon sep",
input: `host.docker.internal:host-gateway`,
},
{
doc: "host-gateway special case, eq sep",
input: `host.docker.internal=host-gateway`,
expectedOut: `host.docker.internal:host-gateway`,
},
{
doc: "Bad address, colon sep",
input: `myhost:192.notanipaddress.1`,
expectedErr: `invalid IP address in add-host: "192.notanipaddress.1"`,
},
{
doc: "Bad address, eq sep",
input: `myhost=192.notanipaddress.1`,
expectedErr: `invalid IP address in add-host: "192.notanipaddress.1"`,
},
{
doc: "No sep",
input: `thathost-nosemicolon10.0.0.1`,
expectedErr: `bad format for add-host: "thathost-nosemicolon10.0.0.1"`,
},
{
doc: "Bad IPv6",
input: `anipv6host:::::1`,
expectedErr: `invalid IP address in add-host: "::::1"`,
},
{
doc: "Bad IPv6, trailing colons",
input: `ipv6local:::0::`,
expectedErr: `invalid IP address in add-host: "::0::"`,
},
{
doc: "Bad IPv6, missing close bracket",
input: `ipv6addr=[::1`,
expectedErr: `invalid IP address in add-host: "[::1"`,
},
{
doc: "Bad IPv6, missing open bracket",
input: `ipv6addr=::1]`,
expectedErr: `invalid IP address in add-host: "::1]"`,
},
{
doc: "Missing address, colon sep",
input: `myhost.invalid:`,
expectedErr: `invalid IP address in add-host: ""`,
},
{
doc: "Missing address, eq sep",
input: `myhost.invalid=`,
expectedErr: `invalid IP address in add-host: ""`,
},
{
doc: "IPv6 localhost, bad name",
input: `:=::1`,
expectedErr: `bad format for add-host: ":=::1"`,
},
{
doc: "No input",
input: ``,
expectedErr: `bad format for add-host: ""`,
},
}
for _, tc := range tests {
tc := tc
if tc.expectedOut == "" {
tc.expectedOut = tc.input
}
t.Run(tc.input, func(t *testing.T) {
actualOut, actualErr := ValidateExtraHost(tc.input)
if tc.expectedErr == "" {
assert.Check(t, is.Equal(tc.expectedOut, actualOut))
assert.NilError(t, actualErr)
} else {
assert.Check(t, actualOut == "")
assert.Check(t, is.Error(actualErr, tc.expectedErr))
}
})
}
}