open-consul/api/api_test.go

1209 lines
30 KiB
Go

package api
import (
crand "crypto/rand"
"crypto/tls"
"crypto/x509"
"fmt"
"io/ioutil"
"net"
"net/http"
"net/url"
"os"
"path"
"path/filepath"
"reflect"
"runtime"
"strings"
"testing"
"time"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/hashicorp/consul/sdk/testutil"
"github.com/hashicorp/consul/sdk/testutil/retry"
)
type configCallback func(c *Config)
func makeClient(t *testing.T) (*Client, *testutil.TestServer) {
return makeClientWithConfig(t, nil, nil)
}
func makeClientWithoutConnect(t *testing.T) (*Client, *testutil.TestServer) {
return makeClientWithConfig(t, nil, func(serverConfig *testutil.TestServerConfig) {
serverConfig.Connect = nil
})
}
func makeACLClient(t *testing.T) (*Client, *testutil.TestServer) {
return makeClientWithConfig(t, func(clientConfig *Config) {
clientConfig.Token = "root"
}, func(serverConfig *testutil.TestServerConfig) {
serverConfig.PrimaryDatacenter = "dc1"
serverConfig.ACL.Tokens.InitialManagement = "root"
serverConfig.ACL.Tokens.Agent = "root"
serverConfig.ACL.Enabled = true
serverConfig.ACL.DefaultPolicy = "deny"
})
}
func makeClientWithCA(t *testing.T) (*Client, *testutil.TestServer) {
return makeClientWithConfig(t,
func(c *Config) {
c.TLSConfig = TLSConfig{
Address: "consul.test",
CAFile: "../test/client_certs/rootca.crt",
CertFile: "../test/client_certs/client.crt",
KeyFile: "../test/client_certs/client.key",
}
},
func(c *testutil.TestServerConfig) {
c.CAFile = "../test/client_certs/rootca.crt"
c.CertFile = "../test/client_certs/server.crt"
c.KeyFile = "../test/client_certs/server.key"
})
}
func makeClientWithConfig(
t *testing.T,
cb1 configCallback,
cb2 testutil.ServerConfigCallback) (*Client, *testutil.TestServer) {
// Skip test when -short flag provided; any tests that create a test
// server will take at least 100ms which is undesirable for -short
if testing.Short() {
t.Skip("too slow for testing.Short")
}
// Make client config
conf := DefaultConfig()
if cb1 != nil {
cb1(conf)
}
// Create server
var server *testutil.TestServer
var err error
retry.RunWith(retry.ThreeTimes(), t, func(r *retry.R) {
server, err = testutil.NewTestServerConfigT(t, cb2)
if err != nil {
r.Fatalf("Failed to start server: %v", err.Error())
}
})
if server.Config.Bootstrap {
server.WaitForLeader(t)
}
conf.Address = server.HTTPAddr
// Create client
client, err := NewClient(conf)
if err != nil {
server.Stop()
t.Fatalf("err: %v", err)
}
return client, server
}
func testKey() string {
buf := make([]byte, 16)
if _, err := crand.Read(buf); err != nil {
panic(fmt.Errorf("Failed to read random bytes: %v", err))
}
return fmt.Sprintf("%08x-%04x-%04x-%04x-%12x",
buf[0:4],
buf[4:6],
buf[6:8],
buf[8:10],
buf[10:16])
}
func testNodeServiceCheckRegistrations(t *testing.T, client *Client, datacenter string) {
t.Helper()
registrations := map[string]*CatalogRegistration{
"Node foo": {
Datacenter: datacenter,
Node: "foo",
ID: "e0155642-135d-4739-9853-a1ee6c9f945b",
Address: "127.0.0.2",
TaggedAddresses: map[string]string{
"lan": "127.0.0.2",
"wan": "198.18.0.2",
},
NodeMeta: map[string]string{
"env": "production",
"os": "linux",
},
Checks: HealthChecks{
&HealthCheck{
Node: "foo",
CheckID: "foo:alive",
Name: "foo-liveness",
Status: HealthPassing,
Notes: "foo is alive and well",
},
&HealthCheck{
Node: "foo",
CheckID: "foo:ssh",
Name: "foo-remote-ssh",
Status: HealthPassing,
Notes: "foo has ssh access",
},
},
},
"Service redis v1 on foo": {
Datacenter: datacenter,
Node: "foo",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "redisV1",
Service: "redis",
Tags: []string{"v1"},
Meta: map[string]string{"version": "1"},
Port: 1234,
Address: "198.18.1.2",
},
Checks: HealthChecks{
&HealthCheck{
Node: "foo",
CheckID: "foo:redisV1",
Name: "redis-liveness",
Status: HealthPassing,
Notes: "redis v1 is alive and well",
ServiceID: "redisV1",
ServiceName: "redis",
},
},
},
"Service redis v2 on foo": {
Datacenter: datacenter,
Node: "foo",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "redisV2",
Service: "redis",
Tags: []string{"v2"},
Meta: map[string]string{"version": "2"},
Port: 1235,
Address: "198.18.1.2",
},
Checks: HealthChecks{
&HealthCheck{
Node: "foo",
CheckID: "foo:redisV2",
Name: "redis-v2-liveness",
Status: HealthPassing,
Notes: "redis v2 is alive and well",
ServiceID: "redisV2",
ServiceName: "redis",
},
},
},
"Node bar": {
Datacenter: datacenter,
Node: "bar",
ID: "c6e7a976-8f4f-44b5-bdd3-631be7e8ecac",
Address: "127.0.0.3",
TaggedAddresses: map[string]string{
"lan": "127.0.0.3",
"wan": "198.18.0.3",
},
NodeMeta: map[string]string{
"env": "production",
"os": "windows",
},
Checks: HealthChecks{
&HealthCheck{
Node: "bar",
CheckID: "bar:alive",
Name: "bar-liveness",
Status: HealthPassing,
Notes: "bar is alive and well",
},
},
},
"Service redis v1 on bar": {
Datacenter: datacenter,
Node: "bar",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "redisV1",
Service: "redis",
Tags: []string{"v1"},
Meta: map[string]string{"version": "1"},
Port: 1234,
Address: "198.18.1.3",
},
Checks: HealthChecks{
&HealthCheck{
Node: "bar",
CheckID: "bar:redisV1",
Name: "redis-liveness",
Status: HealthPassing,
Notes: "redis v1 is alive and well",
ServiceID: "redisV1",
ServiceName: "redis",
},
},
},
"Service web v1 on bar": {
Datacenter: datacenter,
Node: "bar",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "webV1",
Service: "web",
Tags: []string{"v1", "connect"},
Meta: map[string]string{"version": "1", "connect": "enabled"},
Port: 443,
Address: "198.18.1.4",
Connect: &AgentServiceConnect{Native: true},
},
Checks: HealthChecks{
&HealthCheck{
Node: "bar",
CheckID: "bar:web:v1",
Name: "web-v1-liveness",
Status: HealthPassing,
Notes: "web connect v1 is alive and well",
ServiceID: "webV1",
ServiceName: "web",
},
},
},
"Node baz": {
Datacenter: datacenter,
Node: "baz",
ID: "12f96b27-a7b0-47bd-add7-044a2bfc7bfb",
Address: "127.0.0.4",
TaggedAddresses: map[string]string{
"lan": "127.0.0.4",
},
NodeMeta: map[string]string{
"env": "qa",
"os": "linux",
},
Checks: HealthChecks{
&HealthCheck{
Node: "baz",
CheckID: "baz:alive",
Name: "baz-liveness",
Status: HealthPassing,
Notes: "baz is alive and well",
},
&HealthCheck{
Node: "baz",
CheckID: "baz:ssh",
Name: "baz-remote-ssh",
Status: HealthPassing,
Notes: "baz has ssh access",
},
},
},
"Service web v1 on baz": {
Datacenter: datacenter,
Node: "baz",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "webV1",
Service: "web",
Tags: []string{"v1", "connect"},
Meta: map[string]string{"version": "1", "connect": "enabled"},
Port: 443,
Address: "198.18.1.4",
Connect: &AgentServiceConnect{Native: true},
},
Checks: HealthChecks{
&HealthCheck{
Node: "baz",
CheckID: "baz:web:v1",
Name: "web-v1-liveness",
Status: HealthPassing,
Notes: "web connect v1 is alive and well",
ServiceID: "webV1",
ServiceName: "web",
},
},
},
"Service web v2 on baz": {
Datacenter: datacenter,
Node: "baz",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "webV2",
Service: "web",
Tags: []string{"v2", "connect"},
Meta: map[string]string{"version": "2", "connect": "enabled"},
Port: 8443,
Address: "198.18.1.4",
Connect: &AgentServiceConnect{Native: true},
},
Checks: HealthChecks{
&HealthCheck{
Node: "baz",
CheckID: "baz:web:v2",
Name: "web-v2-liveness",
Status: HealthPassing,
Notes: "web connect v2 is alive and well",
ServiceID: "webV2",
ServiceName: "web",
},
},
},
"Service critical on baz": {
Datacenter: datacenter,
Node: "baz",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "criticalV2",
Service: "critical",
Tags: []string{"v2"},
Meta: map[string]string{"version": "2"},
Port: 8080,
Address: "198.18.1.4",
},
Checks: HealthChecks{
&HealthCheck{
Node: "baz",
CheckID: "baz:critical:v2",
Name: "critical-v2-liveness",
Status: HealthCritical,
Notes: "critical v2 is in the critical state",
ServiceID: "criticalV2",
ServiceName: "critical",
},
},
},
"Service warning on baz": {
Datacenter: datacenter,
Node: "baz",
SkipNodeUpdate: true,
Service: &AgentService{
Kind: ServiceKindTypical,
ID: "warningV2",
Service: "warning",
Tags: []string{"v2"},
Meta: map[string]string{"version": "2"},
Port: 8081,
Address: "198.18.1.4",
},
Checks: HealthChecks{
&HealthCheck{
Node: "baz",
CheckID: "baz:warning:v2",
Name: "warning-v2-liveness",
Status: HealthWarning,
Notes: "warning v2 is in the warning state",
ServiceID: "warningV2",
ServiceName: "warning",
},
},
},
}
catalog := client.Catalog()
for name, reg := range registrations {
_, err := catalog.Register(reg, nil)
require.NoError(t, err, "Failed catalog registration for %q: %v", name, err)
}
}
func TestAPI_DefaultConfig_env(t *testing.T) {
// t.Parallel() // DO NOT ENABLE !!!
// do not enable t.Parallel for this test since it modifies global state
// (environment) which has non-deterministic effects on the other tests
// which derive their default configuration from the environment
// if this test is failing because of expired certificates
// use the procedure in test/CA-GENERATION.md
addr := "1.2.3.4:5678"
token := "abcd1234"
auth := "username:password"
os.Setenv(HTTPAddrEnvName, addr)
defer os.Setenv(HTTPAddrEnvName, "")
os.Setenv(HTTPTokenEnvName, token)
defer os.Setenv(HTTPTokenEnvName, "")
os.Setenv(HTTPAuthEnvName, auth)
defer os.Setenv(HTTPAuthEnvName, "")
os.Setenv(HTTPSSLEnvName, "1")
defer os.Setenv(HTTPSSLEnvName, "")
os.Setenv(HTTPCAFile, "ca.pem")
defer os.Setenv(HTTPCAFile, "")
os.Setenv(HTTPCAPath, "certs/")
defer os.Setenv(HTTPCAPath, "")
os.Setenv(HTTPClientCert, "client.crt")
defer os.Setenv(HTTPClientCert, "")
os.Setenv(HTTPClientKey, "client.key")
defer os.Setenv(HTTPClientKey, "")
os.Setenv(HTTPTLSServerName, "consul.test")
defer os.Setenv(HTTPTLSServerName, "")
os.Setenv(HTTPSSLVerifyEnvName, "0")
defer os.Setenv(HTTPSSLVerifyEnvName, "")
for i, config := range []*Config{
DefaultConfig(),
DefaultConfigWithLogger(testutil.Logger(t)),
DefaultNonPooledConfig(),
} {
if config.Address != addr {
t.Errorf("expected %q to be %q", config.Address, addr)
}
if config.Token != token {
t.Errorf("expected %q to be %q", config.Token, token)
}
if config.HttpAuth == nil {
t.Fatalf("expected HttpAuth to be enabled")
}
if config.HttpAuth.Username != "username" {
t.Errorf("expected %q to be %q", config.HttpAuth.Username, "username")
}
if config.HttpAuth.Password != "password" {
t.Errorf("expected %q to be %q", config.HttpAuth.Password, "password")
}
if config.Scheme != "https" {
t.Errorf("expected %q to be %q", config.Scheme, "https")
}
if config.TLSConfig.CAFile != "ca.pem" {
t.Errorf("expected %q to be %q", config.TLSConfig.CAFile, "ca.pem")
}
if config.TLSConfig.CAPath != "certs/" {
t.Errorf("expected %q to be %q", config.TLSConfig.CAPath, "certs/")
}
if config.TLSConfig.CertFile != "client.crt" {
t.Errorf("expected %q to be %q", config.TLSConfig.CertFile, "client.crt")
}
if config.TLSConfig.KeyFile != "client.key" {
t.Errorf("expected %q to be %q", config.TLSConfig.KeyFile, "client.key")
}
if config.TLSConfig.Address != "consul.test" {
t.Errorf("expected %q to be %q", config.TLSConfig.Address, "consul.test")
}
if !config.TLSConfig.InsecureSkipVerify {
t.Errorf("expected SSL verification to be off")
}
// Use keep alives as a check for whether pooling is on or off.
if pooled := i != 2; pooled {
if config.Transport.DisableKeepAlives != false {
t.Errorf("expected keep alives to be enabled")
}
} else {
if config.Transport.DisableKeepAlives != true {
t.Errorf("expected keep alives to be disabled")
}
}
}
}
func TestAPI_SetupTLSConfig(t *testing.T) {
// if this test is failing because of expired certificates
// use the procedure in test/CA-GENERATION.md
t.Parallel()
// A default config should result in a clean default client config.
tlsConfig := &TLSConfig{}
cc, err := SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
expected := &tls.Config{RootCAs: cc.RootCAs}
if !reflect.DeepEqual(cc, expected) {
t.Fatalf("bad: \n%v, \n%v", cc, expected)
}
// Try some address variations with and without ports.
tlsConfig.Address = "127.0.0.1"
cc, err = SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
expected.ServerName = "127.0.0.1"
if !reflect.DeepEqual(cc, expected) {
t.Fatalf("bad: %v", cc)
}
tlsConfig.Address = "127.0.0.1:80"
cc, err = SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
expected.ServerName = "127.0.0.1"
if !reflect.DeepEqual(cc, expected) {
t.Fatalf("bad: %v", cc)
}
tlsConfig.Address = "demo.consul.io:80"
cc, err = SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
expected.ServerName = "demo.consul.io"
if !reflect.DeepEqual(cc, expected) {
t.Fatalf("bad: %v", cc)
}
tlsConfig.Address = "[2001:db8:a0b:12f0::1]"
cc, err = SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
expected.ServerName = "[2001:db8:a0b:12f0::1]"
if !reflect.DeepEqual(cc, expected) {
t.Fatalf("bad: %v", cc)
}
tlsConfig.Address = "[2001:db8:a0b:12f0::1]:80"
cc, err = SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
expected.ServerName = "2001:db8:a0b:12f0::1"
if !reflect.DeepEqual(cc, expected) {
t.Fatalf("bad: %v", cc)
}
// Skip verification.
tlsConfig.InsecureSkipVerify = true
cc, err = SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
expected.InsecureSkipVerify = true
if !reflect.DeepEqual(cc, expected) {
t.Fatalf("bad: %v", cc)
}
// Make a new config that hits all the file parsers.
tlsConfig = &TLSConfig{
CertFile: "../test/hostname/Alice.crt",
KeyFile: "../test/hostname/Alice.key",
CAFile: "../test/hostname/CertAuth.crt",
}
cc, err = SetupTLSConfig(tlsConfig)
if err != nil {
t.Fatalf("err: %v", err)
}
if len(cc.Certificates) != 1 {
t.Fatalf("missing certificate: %v", cc.Certificates)
}
if cc.RootCAs == nil {
t.Fatalf("didn't load root CAs")
}
// Use a directory to load the certs instead
cc, err = SetupTLSConfig(&TLSConfig{
CAPath: "../test/ca_path",
})
if err != nil {
t.Fatalf("err: %v", err)
}
expectedCaPoolByDir := getExpectedCaPoolByDir(t)
assertDeepEqual(t, expectedCaPoolByDir, cc.RootCAs, cmpCertPool)
// Load certs in-memory
certPEM, err := ioutil.ReadFile("../test/hostname/Alice.crt")
if err != nil {
t.Fatalf("err: %v", err)
}
keyPEM, err := ioutil.ReadFile("../test/hostname/Alice.key")
if err != nil {
t.Fatalf("err: %v", err)
}
caPEM, err := ioutil.ReadFile("../test/hostname/CertAuth.crt")
if err != nil {
t.Fatalf("err: %v", err)
}
// Setup config with in-memory certs
cc, err = SetupTLSConfig(&TLSConfig{
CertPEM: certPEM,
KeyPEM: keyPEM,
CAPem: caPEM,
})
if err != nil {
t.Fatalf("err: %v", err)
}
if len(cc.Certificates) != 1 {
t.Fatalf("missing certificate: %v", cc.Certificates)
}
if cc.RootCAs == nil {
t.Fatalf("didn't load root CAs")
}
}
func TestAPI_ClientTLSOptions(t *testing.T) {
t.Parallel()
// Start a server that verifies incoming HTTPS connections
_, srvVerify := makeClientWithConfig(t, nil, func(conf *testutil.TestServerConfig) {
conf.CAFile = "../test/client_certs/rootca.crt"
conf.CertFile = "../test/client_certs/server.crt"
conf.KeyFile = "../test/client_certs/server.key"
conf.VerifyIncomingHTTPS = true
})
defer srvVerify.Stop()
// Start a server without VerifyIncomingHTTPS
_, srvNoVerify := makeClientWithConfig(t, nil, func(conf *testutil.TestServerConfig) {
conf.CAFile = "../test/client_certs/rootca.crt"
conf.CertFile = "../test/client_certs/server.crt"
conf.KeyFile = "../test/client_certs/server.key"
conf.VerifyIncomingHTTPS = false
})
defer srvNoVerify.Stop()
// Client without a cert
t.Run("client without cert, validation", func(t *testing.T) {
client, err := NewClient(&Config{
Address: srvVerify.HTTPSAddr,
Scheme: "https",
TLSConfig: TLSConfig{
Address: "consul.test",
CAFile: "../test/client_certs/rootca.crt",
},
})
if err != nil {
t.Fatal(err)
}
// Should fail
_, err = client.Agent().Self()
if err == nil || !strings.Contains(err.Error(), "bad certificate") {
t.Fatal(err)
}
})
// Client with a valid cert
t.Run("client with cert, validation", func(t *testing.T) {
client, err := NewClient(&Config{
Address: srvVerify.HTTPSAddr,
Scheme: "https",
TLSConfig: TLSConfig{
Address: "consul.test",
CAFile: "../test/client_certs/rootca.crt",
CertFile: "../test/client_certs/client.crt",
KeyFile: "../test/client_certs/client.key",
},
})
if err != nil {
t.Fatal(err)
}
// Should succeed
_, err = client.Agent().Self()
if err != nil {
t.Fatal(err)
}
})
// Client without a cert
t.Run("client without cert, no validation", func(t *testing.T) {
client, err := NewClient(&Config{
Address: srvNoVerify.HTTPSAddr,
Scheme: "https",
TLSConfig: TLSConfig{
Address: "consul.test",
CAFile: "../test/client_certs/rootca.crt",
},
})
if err != nil {
t.Fatal(err)
}
// Should succeed
_, err = client.Agent().Self()
if err != nil {
t.Fatal(err)
}
})
// Client with a valid cert
t.Run("client with cert, no validation", func(t *testing.T) {
client, err := NewClient(&Config{
Address: srvNoVerify.HTTPSAddr,
Scheme: "https",
TLSConfig: TLSConfig{
Address: "consul.test",
CAFile: "../test/client_certs/rootca.crt",
CertFile: "../test/client_certs/client.crt",
KeyFile: "../test/client_certs/client.key",
},
})
if err != nil {
t.Fatal(err)
}
// Should succeed
_, err = client.Agent().Self()
if err != nil {
t.Fatal(err)
}
})
}
func TestAPI_SetQueryOptions(t *testing.T) {
t.Parallel()
c, s := makeClient(t)
defer s.Stop()
r := c.newRequest("GET", "/v1/kv/foo")
q := &QueryOptions{
Namespace: "operator",
Partition: "asdf",
Datacenter: "foo",
AllowStale: true,
RequireConsistent: true,
WaitIndex: 1000,
WaitTime: 100 * time.Second,
Token: "12345",
Near: "nodex",
LocalOnly: true,
}
r.setQueryOptions(q)
if r.params.Get("ns") != "operator" {
t.Fatalf("bad: %v", r.params)
}
if r.params.Get("partition") != "asdf" {
t.Fatalf("bad: %v", r.params)
}
if r.params.Get("dc") != "foo" {
t.Fatalf("bad: %v", r.params)
}
if _, ok := r.params["stale"]; !ok {
t.Fatalf("bad: %v", r.params)
}
if _, ok := r.params["consistent"]; !ok {
t.Fatalf("bad: %v", r.params)
}
if r.params.Get("index") != "1000" {
t.Fatalf("bad: %v", r.params)
}
if r.params.Get("wait") != "100000ms" {
t.Fatalf("bad: %v", r.params)
}
if r.header.Get("X-Consul-Token") != "12345" {
t.Fatalf("bad: %v", r.header)
}
if r.params.Get("near") != "nodex" {
t.Fatalf("bad: %v", r.params)
}
if r.params.Get("local-only") != "true" {
t.Fatalf("bad: %v", r.params)
}
assert.Equal(t, "", r.header.Get("Cache-Control"))
r = c.newRequest("GET", "/v1/kv/foo")
q = &QueryOptions{
UseCache: true,
MaxAge: 30 * time.Second,
StaleIfError: 345678 * time.Millisecond, // Fractional seconds should be rounded
}
r.setQueryOptions(q)
_, ok := r.params["cached"]
assert.True(t, ok)
assert.Equal(t, "max-age=30, stale-if-error=346", r.header.Get("Cache-Control"))
}
func TestAPI_SetWriteOptions(t *testing.T) {
t.Parallel()
c, s := makeClient(t)
defer s.Stop()
r := c.newRequest("GET", "/v1/kv/foo")
q := &WriteOptions{
Namespace: "operator",
Partition: "asdf",
Datacenter: "foo",
Token: "23456",
}
r.setWriteOptions(q)
if r.params.Get("ns") != "operator" {
t.Fatalf("bad: %v", r.params)
}
if r.params.Get("partition") != "asdf" {
t.Fatalf("bad: %v", r.params)
}
if r.params.Get("dc") != "foo" {
t.Fatalf("bad: %v", r.params)
}
if r.header.Get("X-Consul-Token") != "23456" {
t.Fatalf("bad: %v", r.header)
}
}
func TestAPI_Headers(t *testing.T) {
t.Parallel()
var request *http.Request
c, s := makeClientWithConfig(t, func(c *Config) {
transport := http.DefaultTransport.(*http.Transport).Clone()
transport.Proxy = func(r *http.Request) (*url.URL, error) {
// Keep track of the last request sent
request = r
return nil, nil
}
c.Transport = transport
}, nil)
defer s.Stop()
if len(c.Headers()) != 0 {
t.Fatalf("expected headers to be empty: %v", c.Headers())
}
c.AddHeader("Hello", "World")
r := c.newRequest("GET", "/v1/kv/foo")
if r.header.Get("Hello") != "World" {
t.Fatalf("Hello header not set : %v", r.header)
}
c.SetHeaders(http.Header{
"Auth": []string{"Token"},
})
r = c.newRequest("GET", "/v1/kv/foo")
if r.header.Get("Hello") != "" {
t.Fatalf("Hello header should not be set: %v", r.header)
}
if r.header.Get("Auth") != "Token" {
t.Fatalf("Auth header not set: %v", r.header)
}
kv := c.KV()
_, err := kv.Put(&KVPair{Key: "test-headers", Value: []byte("foo")}, nil)
require.NoError(t, err)
require.Equal(t, "application/octet-stream", request.Header.Get("Content-Type"))
_, _, err = kv.Get("test-headers", nil)
require.NoError(t, err)
require.Equal(t, "", request.Header.Get("Content-Type"))
_, err = kv.Delete("test-headers", nil)
require.NoError(t, err)
require.Equal(t, "", request.Header.Get("Content-Type"))
err = c.Snapshot().Restore(nil, strings.NewReader("foo"))
require.Error(t, err)
require.Equal(t, "application/octet-stream", request.Header.Get("Content-Type"))
_, err = c.ACL().RulesTranslate(strings.NewReader(`
agent "" {
policy = "read"
}
`))
// ACL support is disabled
require.Error(t, err)
require.Equal(t, "text/plain", request.Header.Get("Content-Type"))
_, _, err = c.Event().Fire(&UserEvent{
Name: "test",
Payload: []byte("foo"),
}, nil)
require.NoError(t, err)
require.Equal(t, "application/octet-stream", request.Header.Get("Content-Type"))
}
func TestAPI_RequestToHTTP(t *testing.T) {
t.Parallel()
c, s := makeClient(t)
defer s.Stop()
r := c.newRequest("DELETE", "/v1/kv/foo")
q := &QueryOptions{
Datacenter: "foo",
}
r.setQueryOptions(q)
req, err := r.toHTTP()
if err != nil {
t.Fatalf("err: %v", err)
}
if req.Method != "DELETE" {
t.Fatalf("bad: %v", req)
}
if req.URL.RequestURI() != "/v1/kv/foo?dc=foo" {
t.Fatalf("bad: %v", req)
}
}
func TestAPI_ParseQueryMeta(t *testing.T) {
t.Parallel()
resp := &http.Response{
Header: make(map[string][]string),
}
resp.Header.Set("X-Consul-Index", "12345")
resp.Header.Set("X-Consul-LastContact", "80")
resp.Header.Set("X-Consul-KnownLeader", "true")
resp.Header.Set("X-Consul-Translate-Addresses", "true")
resp.Header.Set("X-Consul-Default-ACL-Policy", "deny")
resp.Header.Set("X-Consul-Results-Filtered-By-ACLs", "true")
qm := &QueryMeta{}
if err := parseQueryMeta(resp, qm); err != nil {
t.Fatalf("err: %v", err)
}
if qm.LastIndex != 12345 {
t.Fatalf("Bad: %v", qm)
}
if qm.LastContact != 80*time.Millisecond {
t.Fatalf("Bad: %v", qm)
}
if !qm.KnownLeader {
t.Fatalf("Bad: %v", qm)
}
if !qm.AddressTranslationEnabled {
t.Fatalf("Bad: %v", qm)
}
if qm.DefaultACLPolicy != "deny" {
t.Fatalf("Bad: %v", qm)
}
if !qm.ResultsFilteredByACLs {
t.Fatalf("Bad: %v", qm)
}
}
func TestAPI_UnixSocket(t *testing.T) {
t.Parallel()
if runtime.GOOS == "windows" {
t.SkipNow()
}
tempDir := testutil.TempDir(t, "consul")
socket := filepath.Join(tempDir, "test.sock")
c, s := makeClientWithConfig(t, func(c *Config) {
c.Address = "unix://" + socket
}, func(c *testutil.TestServerConfig) {
c.Addresses = &testutil.TestAddressConfig{
HTTP: "unix://" + socket,
}
})
defer s.Stop()
agent := c.Agent()
info, err := agent.Self()
if err != nil {
t.Fatalf("err: %s", err)
}
if info["Config"]["NodeName"].(string) == "" {
t.Fatalf("bad: %v", info)
}
}
func TestAPI_durToMsec(t *testing.T) {
t.Parallel()
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",
TokenFile: "test.file",
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_TOKEN_FILE=test.file",
"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",
TokenFile: "test.file",
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_TOKEN_FILE=test.file",
"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())
}
// TestAPI_PrefixPath() validates that Config.Address is split into
// Config.Address and Config.PathPrefix as expected. If we want to add end to
// end testing in the future this will require configuring and running an
// API gateway / reverse proxy (e.g. nginx)
func TestAPI_PrefixPath(t *testing.T) {
t.Parallel()
cases := []struct {
name string
addr string
expectAddr string
expectPrefix string
}{
{
name: "with http and prefix",
addr: "http://reverse.proxy.com/consul/path/prefix",
expectAddr: "reverse.proxy.com",
expectPrefix: "/consul/path/prefix",
},
{
name: "with https and prefix",
addr: "https://reverse.proxy.com/consul/path/prefix",
expectAddr: "reverse.proxy.com",
expectPrefix: "/consul/path/prefix",
},
{
name: "with http and no prefix",
addr: "http://localhost",
expectAddr: "localhost",
expectPrefix: "",
},
{
name: "with https and no prefix",
addr: "https://localhost",
expectAddr: "localhost",
expectPrefix: "",
},
{
name: "no scheme and no prefix",
addr: "localhost",
expectAddr: "localhost",
expectPrefix: "",
},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
c := &Config{Address: tc.addr}
client, err := NewClient(c)
require.NoError(t, err)
require.Equal(t, tc.expectAddr, client.config.Address)
require.Equal(t, tc.expectPrefix, client.config.PathPrefix)
})
}
}
func getExpectedCaPoolByDir(t *testing.T) *x509.CertPool {
pool := x509.NewCertPool()
entries, err := os.ReadDir("../test/ca_path")
require.NoError(t, err)
for _, entry := range entries {
filename := path.Join("../test/ca_path", entry.Name())
data, err := ioutil.ReadFile(filename)
require.NoError(t, err)
if !pool.AppendCertsFromPEM(data) {
t.Fatalf("could not add test ca %s to pool", filename)
}
}
return pool
}
// lazyCerts has a func field which can't be compared.
var cmpCertPool = cmp.Options{
cmpopts.IgnoreFields(x509.CertPool{}, "lazyCerts"),
cmp.AllowUnexported(x509.CertPool{}),
}
func assertDeepEqual(t *testing.T, x, y interface{}, opts ...cmp.Option) {
t.Helper()
if diff := cmp.Diff(x, y, opts...); diff != "" {
t.Fatalf("assertion failed: values are not equal\n--- expected\n+++ actual\n%v", diff)
}
}