622 lines
15 KiB
Go
622 lines
15 KiB
Go
package api
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import (
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crand "crypto/rand"
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"crypto/tls"
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"fmt"
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"net"
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"net/http"
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"os"
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"path/filepath"
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"reflect"
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"runtime"
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"strings"
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"testing"
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"time"
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"github.com/hashicorp/consul/testutil"
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"github.com/stretchr/testify/require"
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)
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type configCallback func(c *Config)
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func makeClient(t *testing.T) (*Client, *testutil.TestServer) {
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return makeClientWithConfig(t, nil, nil)
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}
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func makeACLClient(t *testing.T) (*Client, *testutil.TestServer) {
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return makeClientWithConfig(t, func(clientConfig *Config) {
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clientConfig.Token = "root"
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}, func(serverConfig *testutil.TestServerConfig) {
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serverConfig.ACLMasterToken = "root"
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serverConfig.ACLDatacenter = "dc1"
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serverConfig.ACLDefaultPolicy = "deny"
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})
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}
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func makeClientWithConfig(
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t *testing.T,
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cb1 configCallback,
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cb2 testutil.ServerConfigCallback) (*Client, *testutil.TestServer) {
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// Make client config
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conf := DefaultConfig()
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if cb1 != nil {
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cb1(conf)
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}
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// Create server
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server, err := testutil.NewTestServerConfigT(t, cb2)
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if err != nil {
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t.Fatal(err)
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}
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conf.Address = server.HTTPAddr
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// Create client
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client, err := NewClient(conf)
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if err != nil {
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server.Stop()
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t.Fatalf("err: %v", err)
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}
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return client, server
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}
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func testKey() string {
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buf := make([]byte, 16)
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if _, err := crand.Read(buf); err != nil {
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panic(fmt.Errorf("Failed to read random bytes: %v", err))
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}
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return fmt.Sprintf("%08x-%04x-%04x-%04x-%12x",
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buf[0:4],
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buf[4:6],
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buf[6:8],
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buf[8:10],
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buf[10:16])
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}
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func TestAPI_DefaultConfig_env(t *testing.T) {
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// t.Parallel() // DO NOT ENABLE !!!
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// do not enable t.Parallel for this test since it modifies global state
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// (environment) which has non-deterministic effects on the other tests
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// which derive their default configuration from the environment
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addr := "1.2.3.4:5678"
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token := "abcd1234"
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auth := "username:password"
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os.Setenv(HTTPAddrEnvName, addr)
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defer os.Setenv(HTTPAddrEnvName, "")
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os.Setenv(HTTPTokenEnvName, token)
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defer os.Setenv(HTTPTokenEnvName, "")
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os.Setenv(HTTPAuthEnvName, auth)
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defer os.Setenv(HTTPAuthEnvName, "")
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os.Setenv(HTTPSSLEnvName, "1")
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defer os.Setenv(HTTPSSLEnvName, "")
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os.Setenv(HTTPCAFile, "ca.pem")
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defer os.Setenv(HTTPCAFile, "")
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os.Setenv(HTTPCAPath, "certs/")
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defer os.Setenv(HTTPCAPath, "")
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os.Setenv(HTTPClientCert, "client.crt")
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defer os.Setenv(HTTPClientCert, "")
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os.Setenv(HTTPClientKey, "client.key")
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defer os.Setenv(HTTPClientKey, "")
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os.Setenv(HTTPTLSServerName, "consul.test")
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defer os.Setenv(HTTPTLSServerName, "")
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os.Setenv(HTTPSSLVerifyEnvName, "0")
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defer os.Setenv(HTTPSSLVerifyEnvName, "")
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for i, config := range []*Config{DefaultConfig(), DefaultNonPooledConfig()} {
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if config.Address != addr {
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t.Errorf("expected %q to be %q", config.Address, addr)
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}
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if config.Token != token {
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t.Errorf("expected %q to be %q", config.Token, token)
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}
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if config.HttpAuth == nil {
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t.Fatalf("expected HttpAuth to be enabled")
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}
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if config.HttpAuth.Username != "username" {
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t.Errorf("expected %q to be %q", config.HttpAuth.Username, "username")
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}
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if config.HttpAuth.Password != "password" {
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t.Errorf("expected %q to be %q", config.HttpAuth.Password, "password")
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}
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if config.Scheme != "https" {
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t.Errorf("expected %q to be %q", config.Scheme, "https")
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}
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if config.TLSConfig.CAFile != "ca.pem" {
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t.Errorf("expected %q to be %q", config.TLSConfig.CAFile, "ca.pem")
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}
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if config.TLSConfig.CAPath != "certs/" {
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t.Errorf("expected %q to be %q", config.TLSConfig.CAPath, "certs/")
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}
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if config.TLSConfig.CertFile != "client.crt" {
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t.Errorf("expected %q to be %q", config.TLSConfig.CertFile, "client.crt")
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}
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if config.TLSConfig.KeyFile != "client.key" {
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t.Errorf("expected %q to be %q", config.TLSConfig.KeyFile, "client.key")
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}
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if config.TLSConfig.Address != "consul.test" {
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t.Errorf("expected %q to be %q", config.TLSConfig.Address, "consul.test")
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}
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if !config.TLSConfig.InsecureSkipVerify {
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t.Errorf("expected SSL verification to be off")
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}
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// Use keep alives as a check for whether pooling is on or off.
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if pooled := i == 0; pooled {
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if config.Transport.DisableKeepAlives != false {
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t.Errorf("expected keep alives to be enabled")
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}
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} else {
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if config.Transport.DisableKeepAlives != true {
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t.Errorf("expected keep alives to be disabled")
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}
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}
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}
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}
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func TestAPI_SetupTLSConfig(t *testing.T) {
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t.Parallel()
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// A default config should result in a clean default client config.
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tlsConfig := &TLSConfig{}
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cc, err := SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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expected := &tls.Config{RootCAs: cc.RootCAs}
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if !reflect.DeepEqual(cc, expected) {
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t.Fatalf("bad: \n%v, \n%v", cc, expected)
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}
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// Try some address variations with and without ports.
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tlsConfig.Address = "127.0.0.1"
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cc, err = SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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expected.ServerName = "127.0.0.1"
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if !reflect.DeepEqual(cc, expected) {
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t.Fatalf("bad: %v", cc)
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}
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tlsConfig.Address = "127.0.0.1:80"
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cc, err = SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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expected.ServerName = "127.0.0.1"
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if !reflect.DeepEqual(cc, expected) {
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t.Fatalf("bad: %v", cc)
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}
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tlsConfig.Address = "demo.consul.io:80"
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cc, err = SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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expected.ServerName = "demo.consul.io"
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if !reflect.DeepEqual(cc, expected) {
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t.Fatalf("bad: %v", cc)
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}
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tlsConfig.Address = "[2001:db8:a0b:12f0::1]"
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cc, err = SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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expected.ServerName = "[2001:db8:a0b:12f0::1]"
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if !reflect.DeepEqual(cc, expected) {
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t.Fatalf("bad: %v", cc)
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}
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tlsConfig.Address = "[2001:db8:a0b:12f0::1]:80"
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cc, err = SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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expected.ServerName = "2001:db8:a0b:12f0::1"
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if !reflect.DeepEqual(cc, expected) {
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t.Fatalf("bad: %v", cc)
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}
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// Skip verification.
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tlsConfig.InsecureSkipVerify = true
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cc, err = SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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expected.InsecureSkipVerify = true
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if !reflect.DeepEqual(cc, expected) {
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t.Fatalf("bad: %v", cc)
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}
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// Make a new config that hits all the file parsers.
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tlsConfig = &TLSConfig{
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CertFile: "../test/hostname/Alice.crt",
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KeyFile: "../test/hostname/Alice.key",
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CAFile: "../test/hostname/CertAuth.crt",
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}
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cc, err = SetupTLSConfig(tlsConfig)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if len(cc.Certificates) != 1 {
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t.Fatalf("missing certificate: %v", cc.Certificates)
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}
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if cc.RootCAs == nil {
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t.Fatalf("didn't load root CAs")
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}
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// Use a directory to load the certs instead
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cc, err = SetupTLSConfig(&TLSConfig{
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CAPath: "../test/ca_path",
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})
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if len(cc.RootCAs.Subjects()) != 2 {
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t.Fatalf("didn't load root CAs")
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}
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}
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func TestAPI_ClientTLSOptions(t *testing.T) {
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t.Parallel()
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// Start a server that verifies incoming HTTPS connections
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_, srvVerify := makeClientWithConfig(t, nil, func(conf *testutil.TestServerConfig) {
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conf.CAFile = "../test/client_certs/rootca.crt"
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conf.CertFile = "../test/client_certs/server.crt"
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conf.KeyFile = "../test/client_certs/server.key"
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conf.VerifyIncomingHTTPS = true
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})
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defer srvVerify.Stop()
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// Start a server without VerifyIncomingHTTPS
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_, srvNoVerify := makeClientWithConfig(t, nil, func(conf *testutil.TestServerConfig) {
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conf.CAFile = "../test/client_certs/rootca.crt"
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conf.CertFile = "../test/client_certs/server.crt"
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conf.KeyFile = "../test/client_certs/server.key"
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conf.VerifyIncomingHTTPS = false
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})
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defer srvNoVerify.Stop()
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// Client without a cert
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t.Run("client without cert, validation", func(t *testing.T) {
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client, err := NewClient(&Config{
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Address: srvVerify.HTTPSAddr,
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Scheme: "https",
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TLSConfig: TLSConfig{
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Address: "consul.test",
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CAFile: "../test/client_certs/rootca.crt",
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},
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})
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if err != nil {
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t.Fatal(err)
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}
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// Should fail
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_, err = client.Agent().Self()
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if err == nil || !strings.Contains(err.Error(), "bad certificate") {
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t.Fatal(err)
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}
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})
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// Client with a valid cert
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t.Run("client with cert, validation", func(t *testing.T) {
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client, err := NewClient(&Config{
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Address: srvVerify.HTTPSAddr,
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Scheme: "https",
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TLSConfig: TLSConfig{
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Address: "consul.test",
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CAFile: "../test/client_certs/rootca.crt",
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CertFile: "../test/client_certs/client.crt",
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KeyFile: "../test/client_certs/client.key",
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},
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})
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if err != nil {
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t.Fatal(err)
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}
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// Should succeed
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_, err = client.Agent().Self()
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if err != nil {
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t.Fatal(err)
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}
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})
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// Client without a cert
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t.Run("client without cert, no validation", func(t *testing.T) {
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client, err := NewClient(&Config{
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Address: srvNoVerify.HTTPSAddr,
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Scheme: "https",
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TLSConfig: TLSConfig{
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Address: "consul.test",
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CAFile: "../test/client_certs/rootca.crt",
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},
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})
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if err != nil {
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t.Fatal(err)
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}
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// Should succeed
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_, err = client.Agent().Self()
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if err != nil {
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t.Fatal(err)
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}
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})
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// Client with a valid cert
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t.Run("client with cert, no validation", func(t *testing.T) {
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client, err := NewClient(&Config{
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Address: srvNoVerify.HTTPSAddr,
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Scheme: "https",
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TLSConfig: TLSConfig{
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Address: "consul.test",
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CAFile: "../test/client_certs/rootca.crt",
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CertFile: "../test/client_certs/client.crt",
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KeyFile: "../test/client_certs/client.key",
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},
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})
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if err != nil {
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t.Fatal(err)
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}
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// Should succeed
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_, err = client.Agent().Self()
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if err != nil {
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t.Fatal(err)
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}
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})
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}
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func TestAPI_SetQueryOptions(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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r := c.newRequest("GET", "/v1/kv/foo")
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q := &QueryOptions{
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Datacenter: "foo",
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AllowStale: true,
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RequireConsistent: true,
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WaitIndex: 1000,
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WaitTime: 100 * time.Second,
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Token: "12345",
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Near: "nodex",
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}
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r.setQueryOptions(q)
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if r.params.Get("dc") != "foo" {
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t.Fatalf("bad: %v", r.params)
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}
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if _, ok := r.params["stale"]; !ok {
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t.Fatalf("bad: %v", r.params)
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}
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if _, ok := r.params["consistent"]; !ok {
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t.Fatalf("bad: %v", r.params)
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}
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if r.params.Get("index") != "1000" {
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t.Fatalf("bad: %v", r.params)
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}
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if r.params.Get("wait") != "100000ms" {
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t.Fatalf("bad: %v", r.params)
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}
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if r.header.Get("X-Consul-Token") != "12345" {
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t.Fatalf("bad: %v", r.header)
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}
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if r.params.Get("near") != "nodex" {
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t.Fatalf("bad: %v", r.params)
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}
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}
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func TestAPI_SetWriteOptions(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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r := c.newRequest("GET", "/v1/kv/foo")
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q := &WriteOptions{
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Datacenter: "foo",
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Token: "23456",
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}
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r.setWriteOptions(q)
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if r.params.Get("dc") != "foo" {
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t.Fatalf("bad: %v", r.params)
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}
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if r.header.Get("X-Consul-Token") != "23456" {
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t.Fatalf("bad: %v", r.header)
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}
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}
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func TestAPI_RequestToHTTP(t *testing.T) {
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t.Parallel()
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c, s := makeClient(t)
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defer s.Stop()
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r := c.newRequest("DELETE", "/v1/kv/foo")
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q := &QueryOptions{
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Datacenter: "foo",
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}
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r.setQueryOptions(q)
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req, err := r.toHTTP()
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if req.Method != "DELETE" {
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t.Fatalf("bad: %v", req)
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}
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if req.URL.RequestURI() != "/v1/kv/foo?dc=foo" {
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t.Fatalf("bad: %v", req)
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}
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}
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func TestAPI_ParseQueryMeta(t *testing.T) {
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t.Parallel()
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resp := &http.Response{
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Header: make(map[string][]string),
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}
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resp.Header.Set("X-Consul-Index", "12345")
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resp.Header.Set("X-Consul-LastContact", "80")
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resp.Header.Set("X-Consul-KnownLeader", "true")
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resp.Header.Set("X-Consul-Translate-Addresses", "true")
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qm := &QueryMeta{}
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if err := parseQueryMeta(resp, qm); err != nil {
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t.Fatalf("err: %v", err)
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}
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if qm.LastIndex != 12345 {
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t.Fatalf("Bad: %v", qm)
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}
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if qm.LastContact != 80*time.Millisecond {
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t.Fatalf("Bad: %v", qm)
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}
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if !qm.KnownLeader {
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t.Fatalf("Bad: %v", qm)
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}
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if !qm.AddressTranslationEnabled {
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t.Fatalf("Bad: %v", qm)
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}
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}
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func TestAPI_UnixSocket(t *testing.T) {
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t.Parallel()
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if runtime.GOOS == "windows" {
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t.SkipNow()
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}
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tempDir := testutil.TempDir(t, "consul")
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defer os.RemoveAll(tempDir)
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socket := filepath.Join(tempDir, "test.sock")
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c, s := makeClientWithConfig(t, func(c *Config) {
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c.Address = "unix://" + socket
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}, func(c *testutil.TestServerConfig) {
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c.Addresses = &testutil.TestAddressConfig{
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HTTP: "unix://" + socket,
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}
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})
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defer s.Stop()
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agent := c.Agent()
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info, err := agent.Self()
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if info["Config"]["NodeName"].(string) == "" {
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t.Fatalf("bad: %v", info)
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}
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}
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func TestAPI_durToMsec(t *testing.T) {
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t.Parallel()
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if ms := durToMsec(0); ms != "0ms" {
|
|
t.Fatalf("bad: %s", ms)
|
|
}
|
|
|
|
if ms := durToMsec(time.Millisecond); ms != "1ms" {
|
|
t.Fatalf("bad: %s", ms)
|
|
}
|
|
|
|
if ms := durToMsec(time.Microsecond); ms != "1ms" {
|
|
t.Fatalf("bad: %s", ms)
|
|
}
|
|
|
|
if ms := durToMsec(5 * time.Millisecond); ms != "5ms" {
|
|
t.Fatalf("bad: %s", ms)
|
|
}
|
|
}
|
|
|
|
func TestAPI_IsRetryableError(t *testing.T) {
|
|
t.Parallel()
|
|
if IsRetryableError(nil) {
|
|
t.Fatal("should not be a retryable error")
|
|
}
|
|
|
|
if IsRetryableError(fmt.Errorf("not the error you are looking for")) {
|
|
t.Fatal("should not be a retryable error")
|
|
}
|
|
|
|
if !IsRetryableError(fmt.Errorf(serverError)) {
|
|
t.Fatal("should be a retryable error")
|
|
}
|
|
|
|
if !IsRetryableError(&net.OpError{Err: fmt.Errorf("network conn error")}) {
|
|
t.Fatal("should be a retryable error")
|
|
}
|
|
}
|
|
|
|
func TestAPI_GenerateEnv(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
c := &Config{
|
|
Address: "127.0.0.1:8500",
|
|
Token: "test",
|
|
Scheme: "http",
|
|
TLSConfig: TLSConfig{
|
|
CAFile: "",
|
|
CAPath: "",
|
|
CertFile: "",
|
|
KeyFile: "",
|
|
Address: "",
|
|
InsecureSkipVerify: true,
|
|
},
|
|
}
|
|
|
|
expected := []string{
|
|
"CONSUL_HTTP_ADDR=127.0.0.1:8500",
|
|
"CONSUL_HTTP_TOKEN=test",
|
|
"CONSUL_HTTP_SSL=false",
|
|
"CONSUL_CACERT=",
|
|
"CONSUL_CAPATH=",
|
|
"CONSUL_CLIENT_CERT=",
|
|
"CONSUL_CLIENT_KEY=",
|
|
"CONSUL_TLS_SERVER_NAME=",
|
|
"CONSUL_HTTP_SSL_VERIFY=false",
|
|
"CONSUL_HTTP_AUTH=",
|
|
}
|
|
|
|
require.Equal(t, expected, c.GenerateEnv())
|
|
}
|
|
|
|
func TestAPI_GenerateEnvHTTPS(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
c := &Config{
|
|
Address: "127.0.0.1:8500",
|
|
Token: "test",
|
|
Scheme: "https",
|
|
TLSConfig: TLSConfig{
|
|
CAFile: "/var/consul/ca.crt",
|
|
CAPath: "/var/consul/ca.dir",
|
|
CertFile: "/var/consul/server.crt",
|
|
KeyFile: "/var/consul/ssl/server.key",
|
|
Address: "127.0.0.1:8500",
|
|
InsecureSkipVerify: false,
|
|
},
|
|
HttpAuth: &HttpBasicAuth{
|
|
Username: "user",
|
|
Password: "password",
|
|
},
|
|
}
|
|
|
|
expected := []string{
|
|
"CONSUL_HTTP_ADDR=127.0.0.1:8500",
|
|
"CONSUL_HTTP_TOKEN=test",
|
|
"CONSUL_HTTP_SSL=true",
|
|
"CONSUL_CACERT=/var/consul/ca.crt",
|
|
"CONSUL_CAPATH=/var/consul/ca.dir",
|
|
"CONSUL_CLIENT_CERT=/var/consul/server.crt",
|
|
"CONSUL_CLIENT_KEY=/var/consul/ssl/server.key",
|
|
"CONSUL_TLS_SERVER_NAME=127.0.0.1:8500",
|
|
"CONSUL_HTTP_SSL_VERIFY=true",
|
|
"CONSUL_HTTP_AUTH=user:password",
|
|
}
|
|
|
|
require.Equal(t, expected, c.GenerateEnv())
|
|
}
|