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package testhelpers
import (
"context"
"crypto/rand"
"encoding/json"
"net/http"
"reflect"
"testing"
"time"
"github.com/golang-jwt/jwt/v5"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/api"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/gitaly/vendored/gitalypb"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/tool/httpz"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/tool/retry"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/pkg/entity"
"go.opentelemetry.io/otel/trace"
"google.golang.org/protobuf/encoding/protojson"
"google.golang.org/protobuf/proto"
)
const (
KASUserAgent = "kas/v0.1-blabla/asdwd"
AgentkToken api.AgentToken = "123123"
AuthSecretKey = "blablabla"
// Copied from gitlab client package because we don't want to export them
jwtRequestHeader = "Gitlab-Kas-Api-Request"
jwtGitLabAudience = "gitlab"
jwtIssuer = "gitlab-kas"
AgentID int64 = 123
ProjectID int64 = 321
UserID int64 = 456
ConfigProjectID int64 = 5
)
// RespondWithJSON marshals response into JSON and writes it into w.
func RespondWithJSON(t *testing.T, w http.ResponseWriter, response interface{}) {
var data []byte
var err error
if m, ok := response.(proto.Message); ok {
data, err = protojson.Marshal(m)
} else {
data, err = json.Marshal(response)
}
if !assert.NoError(t, err) {
w.WriteHeader(http.StatusInternalServerError)
return
}
w.Header()[httpz.ContentTypeHeader] = []string{"application/json"}
_, err = w.Write(data)
assert.NoError(t, err)
}
func AssertRequestMethod(t *testing.T, r *http.Request, method string) {
assert.Equal(t, method, r.Method)
}
func AssertRequestAccept(t *testing.T, r *http.Request, accept string) {
assert.Equal(t, accept, r.Header.Get(httpz.AcceptHeader))
}
func AssertRequestUserAgent(t *testing.T, r *http.Request, userAgent string) {
assert.Equal(t, userAgent, r.Header.Get(httpz.UserAgentHeader))
}
func AssertRequestAcceptJSON(t *testing.T, r *http.Request) {
AssertRequestAccept(t, r, "application/json")
}
func AssertRequestContentTypeJSON(t *testing.T, r *http.Request) {
assert.Equal(t, "application/json", r.Header.Get(httpz.ContentTypeHeader))
}
func AssertGetJSONRequest(t *testing.T, r *http.Request) {
AssertRequestMethod(t, r, http.MethodGet)
AssertRequestAcceptJSON(t, r)
}
func AssertAgentToken(t *testing.T, r *http.Request, agentToken api.AgentToken) {
assert.EqualValues(t, "Bearer "+agentToken, r.Header.Get(httpz.AuthorizationHeader))
}
func AssertGetJSONRequestIsCorrect(t *testing.T, r *http.Request, traceID trace.TraceID) {
AssertRequestAcceptJSON(t, r)
AssertGetRequestIsCorrect(t, r, traceID)
}
func AssertGetRequestIsCorrect(t *testing.T, r *http.Request, traceID trace.TraceID) {
AssertRequestMethod(t, r, http.MethodGet)
AssertAgentToken(t, r, AgentkToken)
assert.Empty(t, r.Header[httpz.ContentTypeHeader])
AssertCommonRequestParams(t, r, traceID)
AssertJWTSignature(t, r)
}
func AssertCommonRequestParams(t *testing.T, r *http.Request, traceID trace.TraceID) {
AssertRequestUserAgent(t, r, KASUserAgent)
assert.Equal(t, traceID, trace.SpanContextFromContext(r.Context()).TraceID())
}
func AssertJWTSignature(t *testing.T, r *http.Request) {
_, err := jwt.Parse(r.Header.Get(jwtRequestHeader), func(token *jwt.Token) (interface{}, error) {
return []byte(AuthSecretKey), nil
}, jwt.WithAudience(jwtGitLabAudience), jwt.WithIssuer(jwtIssuer), jwt.WithValidMethods([]string{"HS256"}))
assert.NoError(t, err)
}
func CtxWithSpanContext(t *testing.T) (context.Context, trace.TraceID) {
ctx, cancel := context.WithCancel(context.Background())
t.Cleanup(cancel)
return InjectSpanContext(t, ctx)
}
func InjectSpanContext(t *testing.T, ctx context.Context) (context.Context, trace.TraceID) {
var traceID trace.TraceID
var spanID trace.SpanID
_, err := rand.Read(traceID[:])
require.NoError(t, err)
_, err = rand.Read(spanID[:])
require.NoError(t, err)
sc := trace.SpanContext{}.WithTraceID(traceID).WithSpanID(spanID)
ctx = trace.ContextWithSpanContext(ctx, sc)
return ctx, traceID
}
func AgentInfoObj() *api.AgentInfo {
return &api.AgentInfo{
ID: AgentID,
ProjectID: ProjectID,
Name: "agent1",
GitalyInfo: &entity.GitalyInfo{
Address: "127.0.0.1:123123",
Token: "abc",
Features: map[string]string{
"bla": "true",
},
},
Repository: &gitalypb.Repository{
StorageName: "StorageName",
RelativePath: "RelativePath",
GitObjectDirectory: "GitObjectDirectory",
GlRepository: "GlRepository",
GlProjectPath: "GlProjectPath",
},
DefaultBranch: "main",
}
}
func RecvMsg(value interface{}) func(any) error {
return func(msg any) error {
SetValue(msg, value)
return nil
}
}
// SetValue sets target to value.
// target must be a pointer. i.e. *blaProtoMsgType
// value must be of the same type as target.
func SetValue(target, value interface{}) {
if targetMsg, ok := target.(proto.Message); ok {
proto.Merge(targetMsg, value.(proto.Message)) // proto messages cannot be just copied
} else {
reflect.ValueOf(target).Elem().Set(reflect.ValueOf(value).Elem())
}
}
func NewPollConfig(interval time.Duration) retry.PollConfigFactory {
return retry.NewPollConfigFactory(interval, retry.NewExponentialBackoffFactory(time.Minute, time.Minute, time.Minute, 2, 1))
}
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