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elasticsearch_internal_test.go
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elasticsearch_internal_test.go
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// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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.
//go:build !integration
// +build !integration
package elasticsearch
import (
"bytes"
"context"
"crypto/tls"
"crypto/x509"
"encoding/base64"
"errors"
"github.com/elastic/go-elasticsearch/v8/esapi"
"github.com/elastic/go-elasticsearch/v8/typedapi/types"
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"net/url"
"os"
"reflect"
"regexp"
"strconv"
"strings"
"testing"
"github.com/elastic/elastic-transport-go/v8/elastictransport"
)
var metaHeaderReValidation = regexp.MustCompile(`^[a-z]{1,}=[a-z0-9\.\-]{1,}(?:,[a-z]{1,}=[a-z0-9\.\-]+)*$`)
var called bool
type mockTransp struct {
RoundTripFunc func(*http.Request) (*http.Response, error)
}
var defaultRoundTripFunc = func(req *http.Request) (*http.Response, error) {
response := &http.Response{Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}}}
if req.URL.Path == "/" {
response.Body = ioutil.NopCloser(strings.NewReader(`{
"version" : {
"number" : "8.0.0-SNAPSHOT",
"build_flavor" : "default"
},
"tagline" : "You Know, for Search"
}`))
response.Header.Add("Content-Type", "application/json")
} else {
called = true
}
return response, nil
}
func (t *mockTransp) RoundTrip(req *http.Request) (*http.Response, error) {
if t.RoundTripFunc == nil {
return defaultRoundTripFunc(req)
}
return t.RoundTripFunc(req)
}
func TestClientConfiguration(t *testing.T) {
t.Parallel()
t.Run("With empty", func(t *testing.T) {
c, err := NewDefaultClient()
if err != nil {
t.Errorf("Unexpected error: %s", err)
}
u := c.Transport.(*elastictransport.Client).URLs()[0].String()
if u != defaultURL {
t.Errorf("Unexpected URL, want=%s, got=%s", defaultURL, u)
}
})
t.Run("With URL from Addresses", func(t *testing.T) {
c, err := NewClient(Config{Addresses: []string{"http://localhost:8080//"}})
if err != nil {
t.Fatalf("Unexpected error: %s", err)
}
u := c.Transport.(*elastictransport.Client).URLs()[0].String()
if u != "http://localhost:8080" {
t.Errorf("Unexpected URL, want=http://localhost:8080, got=%s", u)
}
})
t.Run("With URL from environment", func(t *testing.T) {
os.Setenv("ELASTICSEARCH_URL", "http://example.com")
defer func() { os.Setenv("ELASTICSEARCH_URL", "") }()
c, err := NewDefaultClient()
if err != nil {
t.Errorf("Unexpected error: %s", err)
}
u := c.Transport.(*elastictransport.Client).URLs()[0].String()
if u != "http://example.com" {
t.Errorf("Unexpected URL, want=http://example.com, got=%s", u)
}
})
t.Run("With URL from environment and cfg.Addresses", func(t *testing.T) {
os.Setenv("ELASTICSEARCH_URL", "http://example.com")
defer func() { os.Setenv("ELASTICSEARCH_URL", "") }()
c, err := NewClient(Config{Addresses: []string{"http://localhost:8080//"}})
if err != nil {
t.Fatalf("Unexpected error: %s", err)
}
u := c.Transport.(*elastictransport.Client).URLs()[0].String()
if u != "http://localhost:8080" {
t.Errorf("Unexpected URL, want=http://localhost:8080, got=%s", u)
}
})
t.Run("With URL from environment and cfg.CloudID", func(t *testing.T) {
os.Setenv("ELASTICSEARCH_URL", "http://example.com")
defer func() { os.Setenv("ELASTICSEARCH_URL", "") }()
c, err := NewClient(Config{CloudID: "foo:YmFyLmNsb3VkLmVzLmlvJGFiYzEyMyRkZWY0NTY="})
if err != nil {
t.Fatalf("Unexpected error: %s", err)
}
u := c.Transport.(*elastictransport.Client).URLs()[0].String()
if u != "https://abc123.bar.cloud.es.io" {
t.Errorf("Unexpected URL, want=https://abc123.bar.cloud.es.io, got=%s", u)
}
})
t.Run("With cfg.Addresses and cfg.CloudID", func(t *testing.T) {
_, err := NewClient(Config{Addresses: []string{"http://localhost:8080//"}, CloudID: "foo:ABC="})
if err == nil {
t.Fatalf("Expected error, got: %v", err)
}
match, _ := regexp.MatchString("both .* are set", err.Error())
if !match {
t.Errorf("Expected error when addresses from environment and configuration are used together, got: %v", err)
}
})
t.Run("With CloudID", func(t *testing.T) {
// bar.cloud.es.io$abc123$def456
c, err := NewClient(Config{CloudID: "foo:YmFyLmNsb3VkLmVzLmlvJGFiYzEyMyRkZWY0NTY="})
if err != nil {
t.Fatalf("Unexpected error: %s", err)
}
u := c.Transport.(*elastictransport.Client).URLs()[0].String()
if u != "https://abc123.bar.cloud.es.io" {
t.Errorf("Unexpected URL, want=https://abc123.bar.cloud.es.io, got=%s", u)
}
})
t.Run("With invalid CloudID", func(t *testing.T) {
var err error
_, err = NewClient(Config{CloudID: "foo:ZZZ==="})
if err == nil {
t.Errorf("Expected error for CloudID, got: %v", err)
}
_, err = NewClient(Config{CloudID: "foo:Zm9v"})
if err == nil {
t.Errorf("Expected error for CloudID, got: %v", err)
}
_, err = NewClient(Config{CloudID: "foo:"})
if err == nil {
t.Errorf("Expected error for CloudID, got: %v", err)
}
})
t.Run("With invalid URL", func(t *testing.T) {
u := ":foo"
_, err := NewClient(Config{Addresses: []string{u}})
if err == nil {
t.Errorf("Expected error for URL %q, got %v", u, err)
}
})
t.Run("With invalid URL from environment", func(t *testing.T) {
os.Setenv("ELASTICSEARCH_URL", ":foobar")
defer func() { os.Setenv("ELASTICSEARCH_URL", "") }()
c, err := NewDefaultClient()
if err == nil {
t.Errorf("Expected error, got: %+v", c)
}
})
}
func TestClientInterface(t *testing.T) {
t.Run("Transport", func(t *testing.T) {
c, err := NewClient(Config{Transport: &mockTransp{}})
if err != nil {
t.Fatalf("Unexpected error: %s", err)
}
if called != false { // megacheck ignore
t.Errorf("Unexpected call to transport by client")
}
c.Perform(&http.Request{URL: &url.URL{}, Header: make(http.Header)}) // errcheck ignore
if called != true { // megacheck ignore
t.Errorf("Expected client to call transport")
}
})
}
func TestAddrsToURLs(t *testing.T) {
tt := []struct {
name string
addrs []string
urls []*url.URL
err error
}{
{
name: "valid",
addrs: []string{
"http://example.com",
"https://example.com",
"http://192.168.255.255",
"http://example.com:8080",
},
urls: []*url.URL{
{Scheme: "http", Host: "example.com"},
{Scheme: "https", Host: "example.com"},
{Scheme: "http", Host: "192.168.255.255"},
{Scheme: "http", Host: "example.com:8080"},
},
err: nil,
},
{
name: "trim trailing slash",
addrs: []string{"http://example.com/", "http://example.com//"},
urls: []*url.URL{
{Scheme: "http", Host: "example.com", Path: ""},
{Scheme: "http", Host: "example.com", Path: ""},
},
},
{
name: "keep suffix",
addrs: []string{"http://example.com/foo"},
urls: []*url.URL{{Scheme: "http", Host: "example.com", Path: "/foo"}},
},
{
name: "invalid url",
addrs: []string{"://invalid.com"},
urls: nil,
err: errors.New("missing protocol scheme"),
},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
res, err := addrsToURLs(tc.addrs)
if tc.err != nil {
if err == nil {
t.Errorf("Expected error, got: %v", err)
}
match, _ := regexp.MatchString(tc.err.Error(), err.Error())
if !match {
t.Errorf("Expected err [%s] to match: %s", err.Error(), tc.err.Error())
}
}
for i := range tc.urls {
if res[i].Scheme != tc.urls[i].Scheme {
t.Errorf("%s: Unexpected scheme, want=%s, got=%s", tc.name, tc.urls[i].Scheme, res[i].Scheme)
}
}
for i := range tc.urls {
if res[i].Host != tc.urls[i].Host {
t.Errorf("%s: Unexpected host, want=%s, got=%s", tc.name, tc.urls[i].Host, res[i].Host)
}
}
for i := range tc.urls {
if res[i].Path != tc.urls[i].Path {
t.Errorf("%s: Unexpected path, want=%s, got=%s", tc.name, tc.urls[i].Path, res[i].Path)
}
}
})
}
}
func TestCloudID(t *testing.T) {
t.Run("Parse", func(t *testing.T) {
var testdata = []struct {
in string
out string
}{
{
in: "name:" + base64.StdEncoding.EncodeToString([]byte("host$es_uuid$kibana_uuid")),
out: "https://es_uuid.host",
},
{
in: "name:" + base64.StdEncoding.EncodeToString([]byte("host:9243$es_uuid$kibana_uuid")),
out: "https://es_uuid.host:9243",
},
{
in: "name:" + base64.StdEncoding.EncodeToString([]byte("host$es_uuid$")),
out: "https://es_uuid.host",
},
{
in: "name:" + base64.StdEncoding.EncodeToString([]byte("host$es_uuid")),
out: "https://es_uuid.host",
},
}
for _, tt := range testdata {
actual, err := addrFromCloudID(tt.in)
if err != nil {
t.Errorf("Unexpected error: %s", err)
}
if actual != tt.out {
t.Errorf("Unexpected output, want=%q, got=%q", tt.out, actual)
}
}
})
t.Run("Invalid format", func(t *testing.T) {
input := "foobar"
_, err := addrFromCloudID(input)
if err == nil {
t.Errorf("Expected error for input %q, got %v", input, err)
}
match, _ := regexp.MatchString("unexpected format", err.Error())
if !match {
t.Errorf("Unexpected error string: %s", err)
}
})
t.Run("Invalid base64 value", func(t *testing.T) {
input := "foobar:xxxxx"
_, err := addrFromCloudID(input)
if err == nil {
t.Errorf("Expected error for input %q, got %v", input, err)
}
match, _ := regexp.MatchString("illegal base64 data", err.Error())
if !match {
t.Errorf("Unexpected error string: %s", err)
}
})
}
func TestVersion(t *testing.T) {
if Version == "" {
t.Error("Version is empty")
}
}
func TestClientMetrics(t *testing.T) {
c, _ := NewClient(Config{EnableMetrics: true})
m, err := c.Metrics()
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
if m.Requests != 0 {
t.Errorf("Unexpected output: %s", m)
}
}
func TestResponseCheckOnly(t *testing.T) {
tests := []struct {
name string
response *http.Response
requestErr error
wantErr bool
}{
{
name: "Valid answer with header",
response: &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
Body: ioutil.NopCloser(strings.NewReader("{}")),
},
wantErr: false,
},
{
name: "Valid answer without header",
response: &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(strings.NewReader("{}")),
},
wantErr: true,
},
{
name: "Valid answer with header and response check",
response: &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
Body: ioutil.NopCloser(strings.NewReader("{}")),
},
wantErr: false,
},
{
name: "Valid answer without header and response check",
response: &http.Response{
StatusCode: http.StatusOK,
Body: ioutil.NopCloser(strings.NewReader("{}")),
},
wantErr: true,
},
{
name: "Request failed",
response: nil,
requestErr: errors.New("request failed"),
wantErr: true,
},
{
name: "Valid request, 500 response",
response: &http.Response{
StatusCode: http.StatusInternalServerError,
Body: ioutil.NopCloser(strings.NewReader("")),
},
requestErr: nil,
wantErr: false,
},
{
name: "Valid request, 404 response",
response: &http.Response{
StatusCode: http.StatusNotFound,
Body: ioutil.NopCloser(strings.NewReader("")),
},
requestErr: nil,
wantErr: false,
},
{
name: "Valid request, 403 response",
response: &http.Response{
StatusCode: http.StatusForbidden,
Body: ioutil.NopCloser(strings.NewReader("")),
},
requestErr: nil,
wantErr: false,
},
{
name: "Valid request, 401 response",
response: &http.Response{
StatusCode: http.StatusUnauthorized,
Body: ioutil.NopCloser(strings.NewReader("")),
},
requestErr: nil,
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
c, _ := NewClient(Config{
Transport: &mockTransp{RoundTripFunc: func(request *http.Request) (*http.Response, error) {
return tt.response, tt.requestErr
}},
})
_, err := c.Cat.Indices()
if (err != nil) != tt.wantErr {
t.Errorf("Unexpected error, got %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestProductCheckError(t *testing.T) {
var requestPaths []string
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
requestPaths = append(requestPaths, r.URL.Path)
if len(requestPaths) == 1 {
// Simulate transient error from a proxy on the first request.
// This must not be cached by the client.
w.WriteHeader(http.StatusBadGateway)
return
}
w.Header().Set("X-Elastic-Product", "Elasticsearch")
w.Write([]byte("{}"))
}))
defer server.Close()
c, _ := NewClient(Config{Addresses: []string{server.URL}, DisableRetry: true})
if _, err := c.Cat.Indices(); err != nil {
t.Fatalf("unexpected error: %s", err)
}
if c.productCheckSuccess {
t.Fatalf("product check should be invalid, got %v", c.productCheckSuccess)
}
if _, err := c.Cat.Indices(); err != nil {
t.Fatalf("unexpected error: %s", err)
}
if n := len(requestPaths); n != 2 {
t.Fatalf("expected 2 requests, got %d", n)
}
if !reflect.DeepEqual(requestPaths, []string{"/_cat/indices", "/_cat/indices"}) {
t.Fatalf("unexpected request paths: %s", requestPaths)
}
if !c.productCheckSuccess {
t.Fatalf("product check should be valid, got : %v", c.productCheckSuccess)
}
}
func TestFingerprint(t *testing.T) {
body := []byte(`{"body": true"}"`)
cert, err := tls.X509KeyPair([]byte(`-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`), []byte(`-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----`))
if err != nil {
t.Fatal(err)
}
server := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("X-Elastic-Product", "Elasticsearch")
w.Write(body)
}))
server.TLS = new(tls.Config)
server.TLS.Certificates = []tls.Certificate{cert}
server.StartTLS()
defer server.Close()
config := Config{
Addresses: []string{server.URL},
DisableRetry: true,
}
// Without certificate and authority, client should fail on TLS
client, _ := NewClient(config)
_, err = client.Info()
if errors.Unwrap(err).Error() != `x509: “instance” certificate is not standards compliant` {
if ok := errors.As(err, &x509.UnknownAuthorityError{}); !ok {
t.Fatalf("Uknown error, expected UnknownAuthorityError, got: %s", err)
}
}
// We add the fingerprint corresponding to testcert.LocalhostCert
//
config.CertificateFingerprint = "1DBF91CA60E9B94E89582396C2C825466F4C449FAFB7BCA29157EE5D61D5C171"
client, _ = NewClient(config)
res, err := client.Info()
if err != nil {
t.Fatal(err)
}
defer res.Body.Close()
data, _ := ioutil.ReadAll(res.Body)
if !bytes.Equal(data, body) {
t.Fatalf("unexpected payload returned: expected: %s, got: %s", body, data)
}
}
func TestCompatibilityHeader(t *testing.T) {
tests := []struct {
name string
envVar bool
configVar bool
compatibilityHeader bool
bodyPresent bool
expectsHeader []string
}{
{
name: "Compatibility header disabled",
compatibilityHeader: false,
bodyPresent: false,
envVar: false,
configVar: false,
expectsHeader: []string{"application/json"},
},
{
name: "Compatibility header enabled with env var",
compatibilityHeader: true,
bodyPresent: false,
envVar: true,
configVar: false,
expectsHeader: []string{"application/vnd.elasticsearch+json;compatible-with=8"},
},
{
name: "Compatibility header enabled with body with env var",
compatibilityHeader: true,
bodyPresent: true,
envVar: true,
configVar: false,
expectsHeader: []string{"application/vnd.elasticsearch+json;compatible-with=8"},
},
{
name: "Compatibility header enabled in conf",
compatibilityHeader: true,
bodyPresent: false,
envVar: false,
configVar: true,
expectsHeader: []string{"application/vnd.elasticsearch+json;compatible-with=8"},
},
{
name: "Compatibility header enabled with body in conf",
compatibilityHeader: true,
bodyPresent: true,
envVar: false,
configVar: true,
expectsHeader: []string{"application/vnd.elasticsearch+json;compatible-with=8"},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
t.Setenv(esCompatHeader, strconv.FormatBool(test.compatibilityHeader))
c, _ := NewClient(Config{
EnableCompatibilityMode: test.configVar,
Addresses: []string{},
Transport: &mockTransp{
RoundTripFunc: func(req *http.Request) (*http.Response, error) {
if test.compatibilityHeader {
if !reflect.DeepEqual(req.Header["Accept"], test.expectsHeader) {
t.Errorf("Compatibility header enabled but header is, not in request headers, got: %s, want: %s", req.Header["Accept"], test.expectsHeader)
}
if test.bodyPresent {
if !reflect.DeepEqual(req.Header["Content-Type"], test.expectsHeader) {
t.Errorf("Compatibility header with Body enabled, not in request headers, got: %s, want: %s", req.Header["Content-Type"], test.expectsHeader)
}
} else {
if reflect.DeepEqual(req.Header["Content-Type"], test.expectsHeader) {
t.Errorf("Compatibility header if Content-Type shouldn't be set with an empty body")
}
}
}
return &http.Response{
StatusCode: http.StatusOK,
Status: "MOCK",
Body: ioutil.NopCloser(strings.NewReader("{}")),
}, nil
},
},
})
req := &http.Request{URL: &url.URL{}, Header: make(http.Header)}
if test.bodyPresent {
req.Body = ioutil.NopCloser(strings.NewReader("{}"))
}
_, _ = c.Perform(req)
})
}
}
func TestBuildStrippedVersion(t *testing.T) {
type args struct {
version string
}
tests := []struct {
name string
args args
want string
}{
{
name: "Standard Go version",
args: args{version: "go1.16"},
want: "1.16",
},
{
name: "Rc Go version",
args: args{
version: "go1.16rc1",
},
want: "1.16p",
},
{
name: "Beta Go version (go1.16beta1 example)",
args: args{
version: "devel +2ff33f5e44 Thu Dec 17 16:03:19 2020 +0000",
},
want: "0.0p",
},
{
name: "Random mostly good Go version",
args: args{
version: "1.16",
},
want: "1.16",
},
{
name: "Client package version",
args: args{
version: "8.0.0",
},
want: "8.0.0",
},
{
name: "Client pre release version",
args: args{
version: "8.0.0-SNAPSHOT",
},
want: "8.0.0p",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := buildStrippedVersion(tt.args.version); got != tt.want {
t.Errorf("buildStrippedVersion() = %v, want %v", got, tt.want)
}
})
}
}
func TestMetaHeader(t *testing.T) {
t.Run("MetaHeader with elastictransport", func(t *testing.T) {
tp, _ := elastictransport.New(elastictransport.Config{
URLs: []*url.URL{{Scheme: "http", Host: "foo"}},
Transport: &mockTransp{
RoundTripFunc: func(request *http.Request) (*http.Response, error) {
h := request.Header.Get(HeaderClientMeta)
if !metaHeaderReValidation.MatchString(h) {
t.Errorf("expected client metaheader to validate regexp, got: %s", h)
}
return &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
StatusCode: http.StatusOK,
Status: "OK",
Body: ioutil.NopCloser(strings.NewReader("")),
}, nil
},
},
})
c, _ := NewDefaultClient()
c.Transport = tp
_, _ = c.Info()
})
t.Run("Metaheader with typedclient", func(t *testing.T) {
tp, _ := elastictransport.New(elastictransport.Config{
URLs: []*url.URL{{Scheme: "http", Host: "foo"}},
Transport: &mockTransp{
RoundTripFunc: func(request *http.Request) (*http.Response, error) {
h := request.Header.Get(HeaderClientMeta)
if !metaHeaderReValidation.MatchString(h) {
t.Errorf("expected client metaheader to validate regexp, got: %s", h)
}
if !strings.Contains(h, "hl=1") {
t.Errorf("invalid metaheader, should contain hl=1, got: %s", h)
}
return &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
StatusCode: http.StatusOK,
Status: "OK",
Body: ioutil.NopCloser(strings.NewReader("")),
}, nil
},
},
})
c, _ := NewTypedClient(Config{})
c.Transport = tp
_, _ = c.Info().Do(nil)
})
}
func TestNewTypedClient(t *testing.T) {
tp, _ := elastictransport.New(elastictransport.Config{
URLs: []*url.URL{{Scheme: "http", Host: "foo"}},
Transport: &mockTransp{
RoundTripFunc: func(request *http.Request) (*http.Response, error) {
h := request.Header.Get(HeaderClientMeta)
if !metaHeaderReValidation.MatchString(h) {
t.Errorf("expected client metaheader to validate regexp, got: %s", h)
}
return &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
StatusCode: http.StatusOK,
Status: "OK",
Body: ioutil.NopCloser(strings.NewReader(`{
"version" : {
"number" : "8.0.0-SNAPSHOT",
"build_flavor" : "default"
},
"tagline" : "You Know, for Search"
}`)),
}, nil
},
},
})
c, _ := NewTypedClient(Config{})
c.Transport = tp
res, err := c.Info().Do(context.Background())
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
if res.Tagline != "You Know, for Search" {
t.Fatal("unexpected tagline")
}
_, err = NewClient(Config{})
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
}
func TestContentTypeOverride(t *testing.T) {
t.Run("default JSON Content-Type", func(t *testing.T) {
contentType := "application/json"
tp, _ := elastictransport.New(elastictransport.Config{
URLs: []*url.URL{{Scheme: "http", Host: "foo"}},
Transport: &mockTransp{
RoundTripFunc: func(request *http.Request) (*http.Response, error) {
h := request.Header.Get("Content-Type")
if h != contentType {
t.Fatalf("unexpected content-type, wanted %s, got: %s", contentType, h)
}
return &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
StatusCode: http.StatusOK,
Status: "OK",
Body: ioutil.NopCloser(strings.NewReader("")),
}, nil
},
},
})
c, _ := NewDefaultClient()
c.Transport = tp
_, _ = c.Search(c.Search.WithBody(strings.NewReader("")))
})
t.Run("overriden CBOR Content-Type functional options style", func(t *testing.T) {
contentType := "application/cbor"
tp, _ := elastictransport.New(elastictransport.Config{
URLs: []*url.URL{{Scheme: "http", Host: "foo"}},
Transport: &mockTransp{
RoundTripFunc: func(request *http.Request) (*http.Response, error) {
h := request.Header.Get("Content-Type")
if h != contentType {
t.Fatalf("unexpected content-type, wanted %s, got: %s", contentType, h)
}
return &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
StatusCode: http.StatusOK,
Status: "OK",
Body: ioutil.NopCloser(strings.NewReader("")),
}, nil
},
},
})
c, _ := NewDefaultClient()
c.Transport = tp
_, _ = c.Search(
c.Search.WithHeader(map[string]string{
"Content-Type": contentType,
}),
c.Search.WithBody(strings.NewReader("")),
)
})
t.Run("overriden CBOR Content-Type direct call style", func(t *testing.T) {
contentType := "application/cbor"
tp, _ := elastictransport.New(elastictransport.Config{
URLs: []*url.URL{{Scheme: "http", Host: "foo"}},
Transport: &mockTransp{
RoundTripFunc: func(request *http.Request) (*http.Response, error) {
h := request.Header.Get("Content-Type")
if h != contentType {
t.Fatalf("unexpected content-type, wanted %s, got: %s", contentType, h)
}
return &http.Response{
Header: http.Header{"X-Elastic-Product": []string{"Elasticsearch"}},
StatusCode: http.StatusOK,
Status: "OK",
Body: ioutil.NopCloser(strings.NewReader("")),
}, nil
},
},
})
c, _ := NewDefaultClient()
c.Transport = tp
search := esapi.SearchRequest{}
search.Body = strings.NewReader("")
search.Header = make(map[string][]string)
search.Header.Set("Content-Type", contentType)
search.Do(context.Background(), tp)
})
}
type FakeInstrumentation struct {
Error error
Name string
Closed bool
ClusterID string
NodeName string
PathParts map[string]string
PersistQuery bool
QueryEndpoint string
Query string
BeforeRequestFunc func(r *http.Request, endpoint string) bool
BeforeRequestResult bool
AfterRequestFunc func(r *http.Request, system, endpoint string) bool
AfterRequestResult bool
}
func NewFakeInstrumentation(recordQuery bool) *FakeInstrumentation {
return &FakeInstrumentation{
PersistQuery: recordQuery,
PathParts: make(map[string]string),
}
}
func (c *FakeInstrumentation) Start(ctx context.Context, name string) context.Context {
c.Name = name
return ctx