moby/opts/hosts_test.go
Sebastiaan van Stijn 774cd9a26c
opts: use strings.Cut() and refactor parseDaemonHost()
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-12-21 11:09:02 +01:00

245 lines
12 KiB
Go

package opts // import "github.com/docker/docker/opts"
import (
"fmt"
"strings"
"testing"
)
func TestParseHost(t *testing.T) {
invalid := map[string]string{
"something with spaces": `invalid bind address (something with spaces): parse "tcp://something with spaces": invalid character " " in host name`,
"://": `invalid bind address (://): unsupported proto ''`,
"unknown://": `invalid bind address (unknown://): unsupported proto 'unknown'`,
"tcp://:port": `invalid bind address (tcp://:port): parse "tcp://:port": invalid port ":port" after host`,
"tcp://invalid:port": `invalid bind address (tcp://invalid:port): parse "tcp://invalid:port": invalid port ":port" after host`,
"tcp://:5555/": `invalid bind address (tcp://:5555/): should not contain a path element`,
"tcp://:5555/p": `invalid bind address (tcp://:5555/p): should not contain a path element`,
"tcp://0.0.0.0:5555/": `invalid bind address (tcp://0.0.0.0:5555/): should not contain a path element`,
"tcp://0.0.0.0:5555/p": `invalid bind address (tcp://0.0.0.0:5555/p): should not contain a path element`,
"tcp://[::1]:/": `invalid bind address (tcp://[::1]:/): should not contain a path element`,
"tcp://[::1]:5555/": `invalid bind address (tcp://[::1]:5555/): should not contain a path element`,
"tcp://[::1]:5555/p": `invalid bind address (tcp://[::1]:5555/p): should not contain a path element`,
" tcp://:5555/path ": `invalid bind address (tcp://:5555/path): should not contain a path element`,
}
valid := map[string]string{
"": DefaultHost,
" ": DefaultHost,
" ": DefaultHost,
"fd://": "fd://",
"fd://something": "fd://something",
"tcp://host:": fmt.Sprintf("tcp://host:%d", DefaultHTTPPort),
"tcp://": DefaultTCPHost,
"tcp://:": DefaultTCPHost,
"tcp://:5555": fmt.Sprintf("tcp://%s:5555", DefaultHTTPHost), //nolint:nosprintfhostport // sprintf is more readable for this case.
"tcp://[::1]": fmt.Sprintf(`tcp://[::1]:%d`, DefaultHTTPPort),
"tcp://[::1]:": fmt.Sprintf(`tcp://[::1]:%d`, DefaultHTTPPort),
"tcp://[::1]:5555": `tcp://[::1]:5555`,
"tcp://0.0.0.0:5555": "tcp://0.0.0.0:5555",
"tcp://192.168:5555": "tcp://192.168:5555",
"tcp://192.168.0.1:5555": "tcp://192.168.0.1:5555",
"tcp://0.0.0.0:1234567890": "tcp://0.0.0.0:1234567890", // yeah it's valid :P
"tcp://docker.com:5555": "tcp://docker.com:5555",
"unix://": "unix://" + DefaultUnixSocket,
"unix://path/to/socket": "unix://path/to/socket",
"npipe://": "npipe://" + DefaultNamedPipe,
"npipe:////./pipe/foo": "npipe:////./pipe/foo",
}
for value, expectedError := range invalid {
t.Run(value, func(t *testing.T) {
_, err := ParseHost(false, false, value)
if err == nil || err.Error() != expectedError {
t.Errorf(`expected error "%s", got "%v"`, expectedError, err)
}
})
}
for value, expected := range valid {
t.Run(value, func(t *testing.T) {
actual, err := ParseHost(false, false, value)
if err != nil {
t.Errorf(`unexpected error: "%v"`, err)
}
if actual != expected {
t.Errorf(`expected "%s", got "%s""`, expected, actual)
}
})
}
}
func TestParseDockerDaemonHost(t *testing.T) {
invalids := map[string]string{
"tcp:a.b.c.d": `invalid bind address (tcp:a.b.c.d): parse "tcp://tcp:a.b.c.d": invalid port ":a.b.c.d" after host`,
"tcp:a.b.c.d/path": `invalid bind address (tcp:a.b.c.d/path): parse "tcp://tcp:a.b.c.d/path": invalid port ":a.b.c.d" after host`,
"tcp://127.0.0.1/": "invalid bind address (tcp://127.0.0.1/): should not contain a path element",
"udp://127.0.0.1": "invalid bind address (udp://127.0.0.1): unsupported proto 'udp'",
"udp://127.0.0.1:5555": "invalid bind address (udp://127.0.0.1:5555): unsupported proto 'udp'",
"tcp://unix:///run/docker.sock": "invalid bind address (tcp://unix:///run/docker.sock): should not contain a path element",
" tcp://:5555/path ": "invalid bind address ( tcp://:5555/path ): unsupported proto ' tcp'",
"": "invalid bind address (): unsupported proto ''",
":5555/path": "invalid bind address (:5555/path): should not contain a path element",
"0.0.0.1:5555/path": "invalid bind address (0.0.0.1:5555/path): should not contain a path element",
"[::1]:5555/path": "invalid bind address ([::1]:5555/path): should not contain a path element",
"[0:0:0:0:0:0:0:1]:5555/path": "invalid bind address ([0:0:0:0:0:0:0:1]:5555/path): should not contain a path element",
"tcp://:5555/path": "invalid bind address (tcp://:5555/path): should not contain a path element",
"localhost:5555/path": "invalid bind address (localhost:5555/path): should not contain a path element",
"unix://tcp://127.0.0.1": "invalid bind address (unix://tcp://127.0.0.1): invalid unix address: tcp://127.0.0.1",
"unix://unix://tcp://127.0.0.1": "invalid bind address (unix://unix://tcp://127.0.0.1): invalid unix address: unix://tcp://127.0.0.1",
}
valids := map[string]string{
":": DefaultTCPHost,
":5555": fmt.Sprintf("tcp://%s:5555", DefaultHTTPHost), //nolint:nosprintfhostport // sprintf is more readable for this case.
"0.0.0.1:": fmt.Sprintf("tcp://0.0.0.1:%d", DefaultHTTPPort),
"0.0.0.1:5555": "tcp://0.0.0.1:5555",
"[::1]": fmt.Sprintf("tcp://[::1]:%d", DefaultHTTPPort),
"[::1]:": fmt.Sprintf("tcp://[::1]:%d", DefaultHTTPPort),
"[::1]:5555": "tcp://[::1]:5555",
"[0:0:0:0:0:0:0:1]": fmt.Sprintf("tcp://[0:0:0:0:0:0:0:1]:%d", DefaultHTTPPort),
"[0:0:0:0:0:0:0:1]:": fmt.Sprintf("tcp://[0:0:0:0:0:0:0:1]:%d", DefaultHTTPPort),
"[0:0:0:0:0:0:0:1]:5555": "tcp://[0:0:0:0:0:0:0:1]:5555",
"localhost": fmt.Sprintf("tcp://localhost:%d", DefaultHTTPPort),
"localhost:": fmt.Sprintf("tcp://localhost:%d", DefaultHTTPPort),
"localhost:5555": "tcp://localhost:5555",
"fd://": "fd://",
"fd://something": "fd://something",
"npipe://": "npipe://" + DefaultNamedPipe,
"npipe:////./pipe/foo": "npipe:////./pipe/foo",
"tcp://": DefaultTCPHost,
"tcp://:5555": fmt.Sprintf("tcp://%s:5555", DefaultHTTPHost),
"tcp://[::1]": fmt.Sprintf("tcp://[::1]:%d", DefaultHTTPPort),
"tcp://[::1]:": fmt.Sprintf("tcp://[::1]:%d", DefaultHTTPPort),
"tcp://[::1]:5555": "tcp://[::1]:5555",
"unix://": "unix://" + DefaultUnixSocket,
"unix:///run/docker.sock": "unix:///run/docker.sock",
}
for invalidAddr, expectedError := range invalids {
t.Run(invalidAddr, func(t *testing.T) {
addr, err := parseDaemonHost(invalidAddr)
if err == nil || err.Error() != expectedError {
t.Errorf(`expected error "%s", got "%v"`, expectedError, err)
}
if addr != "" {
t.Errorf(`expected addr to be empty, got "%s""`, addr)
}
})
}
for validAddr, expectedAddr := range valids {
t.Run(validAddr, func(t *testing.T) {
addr, err := parseDaemonHost(validAddr)
if err != nil {
t.Errorf(`unexpected error: "%v"`, err)
}
if addr != expectedAddr {
t.Errorf(`expected "%s", got "%s"`, expectedAddr, addr)
}
})
}
}
func TestParseTCP(t *testing.T) {
var (
defaultHTTPHost = "tcp://127.0.0.1:8888"
)
invalids := map[string]string{
"tcp:a.b.c.d": `invalid bind address (tcp:a.b.c.d): parse "tcp://tcp:a.b.c.d": invalid port ":a.b.c.d" after host`,
"tcp:a.b.c.d/path": `invalid bind address (tcp:a.b.c.d/path): parse "tcp://tcp:a.b.c.d/path": invalid port ":a.b.c.d" after host`,
"udp://127.0.0.1": "invalid bind address (udp://127.0.0.1): unsupported proto 'udp'",
"udp://127.0.0.1:5555": "invalid bind address (udp://127.0.0.1:5555): unsupported proto 'udp'",
":5555/path": "invalid bind address (:5555/path): should not contain a path element",
"0.0.0.1:5555/path": "invalid bind address (0.0.0.1:5555/path): should not contain a path element",
"[::1]:5555/path": "invalid bind address ([::1]:5555/path): should not contain a path element",
"[0:0:0:0:0:0:0:1]:5555/path": "invalid bind address ([0:0:0:0:0:0:0:1]:5555/path): should not contain a path element",
"tcp://:5555/path": "invalid bind address (tcp://:5555/path): should not contain a path element",
"localhost:5555/path": "invalid bind address (localhost:5555/path): should not contain a path element",
}
invalidDefaults := map[string]string{
"localhost": `invalid default address (localhost): unsupported proto ''`,
"udp://localhost": `invalid default address (udp://localhost): unsupported proto 'udp'`,
"tcp://localhost:noport": `invalid default address (tcp://localhost:noport): parse "tcp://localhost:noport": invalid port ":noport" after host`,
"tcp://localhost:5555/path": `invalid default address (tcp://localhost:5555/path): should not contain a path element`,
}
valids := map[string]string{
"": defaultHTTPHost,
"0.0.0.1": "tcp://0.0.0.1:8888",
"0.0.0.1:": "tcp://0.0.0.1:8888",
"0.0.0.1:5555": "tcp://0.0.0.1:5555",
":": "tcp://127.0.0.1:8888",
":5555": "tcp://127.0.0.1:5555",
"[::1]": "tcp://[::1]:8888",
"[::1]:": "tcp://[::1]:8888",
"[::1]:5555": "tcp://[::1]:5555",
"[0:0:0:0:0:0:0:1]": "tcp://[0:0:0:0:0:0:0:1]:8888",
"[0:0:0:0:0:0:0:1]:": "tcp://[0:0:0:0:0:0:0:1]:8888",
"[0:0:0:0:0:0:0:1]:5555": "tcp://[0:0:0:0:0:0:0:1]:5555",
"localhost": "tcp://localhost:8888",
"localhost:": "tcp://localhost:8888",
"localhost:5555": "tcp://localhost:5555",
"tcp://": defaultHTTPHost,
"tcp://:": defaultHTTPHost,
"tcp://:5555": "tcp://127.0.0.1:5555",
}
for invalidAddr, expectedError := range invalids {
t.Run(invalidAddr, func(t *testing.T) {
addr, err := ParseTCPAddr(invalidAddr, defaultHTTPHost)
if err == nil || err.Error() != expectedError {
t.Errorf(`expected error "%s", got "%v"`, expectedError, err)
}
if addr != "" {
t.Errorf(`expected addr to be empty, got "%s""`, addr)
}
})
}
for invalidAddr, expectedError := range invalidDefaults {
t.Run("default "+invalidAddr, func(t *testing.T) {
_, err := ParseTCPAddr("tcp://0.0.0.0:2375", invalidAddr)
if err == nil || err.Error() != expectedError {
t.Errorf(`expected error "%s", got "%v"`, expectedError, err)
}
})
}
for validAddr, expectedAddr := range valids {
t.Run(validAddr, func(t *testing.T) {
addr, err := ParseTCPAddr(validAddr, defaultHTTPHost)
if err != nil {
t.Errorf(`unexpected error: "%v"`, err)
}
if addr != expectedAddr {
t.Errorf(`expected "%s", got "%s""`, expectedAddr, addr)
}
})
}
}
func TestValidateExtraHosts(t *testing.T) {
valid := []string{
`myhost:192.168.0.1`,
`thathost:10.0.2.1`,
`anipv6host:2003:ab34:e::1`,
`ipv6local:::1`,
}
invalid := map[string]string{
`myhost:192.notanipaddress.1`: `invalid IP`,
`thathost-nosemicolon10.0.0.1`: `bad format`,
`anipv6host:::::1`: `invalid IP`,
`ipv6local:::0::`: `invalid IP`,
}
for _, extrahost := range valid {
if _, err := ValidateExtraHost(extrahost); err != nil {
t.Fatalf("ValidateExtraHost(`"+extrahost+"`) should succeed: error %v", err)
}
}
for extraHost, expectedError := range invalid {
if _, err := ValidateExtraHost(extraHost); err == nil {
t.Fatalf("ValidateExtraHost(`%q`) should have failed validation", extraHost)
} else {
if !strings.Contains(err.Error(), expectedError) {
t.Fatalf("ValidateExtraHost(`%q`) error should contain %q", extraHost, expectedError)
}
}
}
}