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package testserver
import (
"net"
"os"
"testing"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
gitalyauth "gitlab.com/gitlab-org/gitaly/v15/auth"
"gitlab.com/gitlab-org/gitaly/v15/client"
"gitlab.com/gitlab-org/gitaly/v15/internal/backchannel"
"gitlab.com/gitlab-org/gitaly/v15/internal/cache"
"gitlab.com/gitlab-org/gitaly/v15/internal/git"
"gitlab.com/gitlab-org/gitaly/v15/internal/git/catfile"
"gitlab.com/gitlab-org/gitaly/v15/internal/git/gittest"
"gitlab.com/gitlab-org/gitaly/v15/internal/git/housekeeping"
"gitlab.com/gitlab-org/gitaly/v15/internal/git/updateref"
"gitlab.com/gitlab-org/gitaly/v15/internal/git2go"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/config"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/config/auth"
gitalylog "gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/config/log"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/hook"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/linguist"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/rubyserver"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/server"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/service"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/storage"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/transaction"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitlab"
"gitlab.com/gitlab-org/gitaly/v15/internal/middleware/limithandler"
praefectconfig "gitlab.com/gitlab-org/gitaly/v15/internal/praefect/config"
"gitlab.com/gitlab-org/gitaly/v15/internal/streamcache"
"gitlab.com/gitlab-org/gitaly/v15/internal/testhelper"
"gitlab.com/gitlab-org/gitaly/v15/internal/testhelper/testdb"
"google.golang.org/grpc"
"google.golang.org/grpc/health"
healthpb "google.golang.org/grpc/health/grpc_health_v1"
)
// RunGitalyServer starts gitaly server based on the provided cfg and returns a connection address.
// It accepts addition Registrar to register all required service instead of
// calling service.RegisterAll explicitly because it creates a circular dependency
// when the function is used in on of internal/gitaly/service/... packages.
func RunGitalyServer(t testing.TB, cfg config.Cfg, rubyServer *rubyserver.Server, registrar func(srv *grpc.Server, deps *service.Dependencies), opts ...GitalyServerOpt) string {
return StartGitalyServer(t, cfg, rubyServer, registrar, opts...).Address()
}
// StartGitalyServer creates and runs gitaly (and praefect as a proxy) server.
func StartGitalyServer(t testing.TB, cfg config.Cfg, rubyServer *rubyserver.Server, registrar func(srv *grpc.Server, deps *service.Dependencies), opts ...GitalyServerOpt) GitalyServer {
gitalySrv, gitalyAddr, disablePraefect := runGitaly(t, cfg, rubyServer, registrar, opts...)
if !testhelper.IsPraefectEnabled() || disablePraefect {
return GitalyServer{
shutdown: gitalySrv.Stop,
address: gitalyAddr,
}
}
praefectServer := runPraefectProxy(t, cfg, gitalyAddr)
return GitalyServer{
shutdown: func() {
praefectServer.Shutdown()
gitalySrv.Stop()
},
address: praefectServer.Address(),
}
}
func runPraefectProxy(t testing.TB, gitalyCfg config.Cfg, gitalyAddr string) PraefectServer {
return StartPraefect(t, praefectconfig.Config{
SocketPath: testhelper.GetTemporaryGitalySocketFileName(t),
Auth: auth.Config{
Token: gitalyCfg.Auth.Token,
},
DB: testdb.GetConfig(t, testdb.New(t).Name),
Failover: praefectconfig.Failover{
Enabled: true,
ElectionStrategy: praefectconfig.ElectionStrategyLocal,
},
Replication: praefectconfig.DefaultReplicationConfig(),
Logging: gitalylog.Config{
Format: "json",
Level: "panic",
},
VirtualStorages: []*praefectconfig.VirtualStorage{
{
// Only single storage will be served by the Praefect instance. We
// can't include more as it is invalid to use same address for
// different storages.
Name: gitalyCfg.Storages[0].Name,
Nodes: []*praefectconfig.Node{
{
Storage: gitalyCfg.Storages[0].Name,
Address: gitalyAddr,
Token: gitalyCfg.Auth.Token,
},
},
},
},
})
}
// GitalyServer is a helper that carries additional info and
// functionality about gitaly (+praefect) server.
type GitalyServer struct {
shutdown func()
address string
}
// Shutdown terminates running gitaly (+praefect) server.
func (gs GitalyServer) Shutdown() {
gs.shutdown()
}
// Address returns address of the running gitaly (or praefect) service.
func (gs GitalyServer) Address() string {
return gs.address
}
// waitHealthy waits until the server hosted at address becomes healthy. Times out after a fixed
// amount of time.
func waitHealthy(t testing.TB, addr string, authToken string) {
grpcOpts := []grpc.DialOption{
grpc.WithBlock(),
}
if authToken != "" {
grpcOpts = append(grpcOpts, grpc.WithPerRPCCredentials(gitalyauth.RPCCredentialsV2(authToken)))
}
ctx := testhelper.Context(t)
conn, err := client.DialContext(ctx, addr, grpcOpts)
require.NoError(t, err)
defer testhelper.MustClose(t, conn)
healthClient := healthpb.NewHealthClient(conn)
resp, err := healthClient.Check(ctx, &healthpb.HealthCheckRequest{}, grpc.WaitForReady(true))
require.NoError(t, err)
require.Equal(t, healthpb.HealthCheckResponse_SERVING, resp.Status, "server not yet ready to serve")
}
func runGitaly(t testing.TB, cfg config.Cfg, rubyServer *rubyserver.Server, registrar func(srv *grpc.Server, deps *service.Dependencies), opts ...GitalyServerOpt) (*grpc.Server, string, bool) {
t.Helper()
var gsd gitalyServerDeps
for _, opt := range opts {
gsd = opt(gsd)
}
deps := gsd.createDependencies(t, cfg, rubyServer)
t.Cleanup(func() { gsd.conns.Close() })
serverFactory := server.NewGitalyServerFactory(
cfg,
gsd.logger.WithField("test", t.Name()),
deps.GetBackchannelRegistry(),
deps.GetDiskCache(),
[]*limithandler.LimiterMiddleware{deps.GetLimitHandler()},
)
if cfg.RuntimeDir != "" {
internalServer, err := serverFactory.CreateInternal()
require.NoError(t, err)
t.Cleanup(internalServer.Stop)
registrar(internalServer, deps)
registerHealthServerIfNotRegistered(internalServer)
require.NoError(t, os.MkdirAll(cfg.InternalSocketDir(), 0o700))
t.Cleanup(func() { require.NoError(t, os.RemoveAll(cfg.InternalSocketDir())) })
internalListener, err := net.Listen("unix", cfg.InternalSocketPath())
require.NoError(t, err)
go func() {
assert.NoError(t, internalServer.Serve(internalListener), "failure to serve internal gRPC")
}()
waitHealthy(t, "unix://"+internalListener.Addr().String(), cfg.Auth.Token)
}
externalServer, err := serverFactory.CreateExternal(cfg.TLS.CertPath != "" && cfg.TLS.KeyPath != "")
require.NoError(t, err)
t.Cleanup(externalServer.Stop)
registrar(externalServer, deps)
registerHealthServerIfNotRegistered(externalServer)
var listener net.Listener
var addr string
switch {
case cfg.TLSListenAddr != "":
listener, err = net.Listen("tcp", cfg.TLSListenAddr)
require.NoError(t, err)
_, port, err := net.SplitHostPort(listener.Addr().String())
require.NoError(t, err)
addr = "tls://localhost:" + port
case cfg.ListenAddr != "":
listener, err = net.Listen("tcp", cfg.ListenAddr)
require.NoError(t, err)
addr = "tcp://" + listener.Addr().String()
default:
serverSocketPath := testhelper.GetTemporaryGitalySocketFileName(t)
listener, err = net.Listen("unix", serverSocketPath)
require.NoError(t, err)
addr = "unix://" + serverSocketPath
}
go func() {
assert.NoError(t, externalServer.Serve(listener), "failure to serve external gRPC")
}()
waitHealthy(t, addr, cfg.Auth.Token)
return externalServer, addr, gsd.disablePraefect
}
func registerHealthServerIfNotRegistered(srv *grpc.Server) {
if _, found := srv.GetServiceInfo()["grpc.health.v1.Health"]; !found {
// we should register health service as it is used for the health checks
// praefect service executes periodically (and on the bootstrap step)
healthpb.RegisterHealthServer(srv, health.NewServer())
}
}
type gitalyServerDeps struct {
disablePraefect bool
logger *logrus.Logger
conns *client.Pool
locator storage.Locator
txMgr transaction.Manager
hookMgr hook.Manager
gitlabClient gitlab.Client
gitCmdFactory git.CommandFactory
linguist *linguist.Instance
backchannelReg *backchannel.Registry
catfileCache catfile.Cache
diskCache cache.Cache
packObjectsCache streamcache.Cache
limitHandler *limithandler.LimiterMiddleware
git2goExecutor *git2go.Executor
updaterWithHooks *updateref.UpdaterWithHooks
housekeepingManager housekeeping.Manager
}
func (gsd *gitalyServerDeps) createDependencies(t testing.TB, cfg config.Cfg, rubyServer *rubyserver.Server) *service.Dependencies {
if gsd.logger == nil {
gsd.logger = testhelper.NewDiscardingLogger(t)
}
if gsd.conns == nil {
gsd.conns = client.NewPool()
}
if gsd.locator == nil {
gsd.locator = config.NewLocator(cfg)
}
if gsd.gitlabClient == nil {
gsd.gitlabClient = gitlab.NewMockClient(
t, gitlab.MockAllowed, gitlab.MockPreReceive, gitlab.MockPostReceive,
)
}
if gsd.backchannelReg == nil {
gsd.backchannelReg = backchannel.NewRegistry()
}
if gsd.txMgr == nil {
gsd.txMgr = transaction.NewManager(cfg, gsd.backchannelReg)
}
if gsd.gitCmdFactory == nil {
gsd.gitCmdFactory = gittest.NewCommandFactory(t, cfg)
}
if gsd.hookMgr == nil {
gsd.hookMgr = hook.NewManager(cfg, gsd.locator, gsd.gitCmdFactory, gsd.txMgr, gsd.gitlabClient)
}
if gsd.linguist == nil {
var err error
gsd.linguist, err = linguist.New(cfg, gsd.gitCmdFactory)
require.NoError(t, err)
}
if gsd.catfileCache == nil {
cache := catfile.NewCache(cfg)
gsd.catfileCache = cache
t.Cleanup(cache.Stop)
}
if gsd.diskCache == nil {
gsd.diskCache = cache.New(cfg, gsd.locator)
}
if gsd.packObjectsCache == nil {
gsd.packObjectsCache = streamcache.New(cfg.PackObjectsCache, gsd.logger)
t.Cleanup(gsd.packObjectsCache.Stop)
}
if gsd.limitHandler == nil {
gsd.limitHandler = limithandler.New(cfg, limithandler.LimitConcurrencyByRepo, limithandler.WithConcurrencyLimiters)
}
if gsd.git2goExecutor == nil {
gsd.git2goExecutor = git2go.NewExecutor(cfg, gsd.gitCmdFactory, gsd.locator)
}
if gsd.updaterWithHooks == nil {
gsd.updaterWithHooks = updateref.NewUpdaterWithHooks(cfg, gsd.locator, gsd.hookMgr, gsd.gitCmdFactory, gsd.catfileCache)
}
if gsd.housekeepingManager == nil {
gsd.housekeepingManager = housekeeping.NewManager(cfg.Prometheus, gsd.txMgr)
}
return &service.Dependencies{
Cfg: cfg,
RubyServer: rubyServer,
ClientPool: gsd.conns,
StorageLocator: gsd.locator,
TransactionManager: gsd.txMgr,
GitalyHookManager: gsd.hookMgr,
GitCmdFactory: gsd.gitCmdFactory,
Linguist: gsd.linguist,
BackchannelRegistry: gsd.backchannelReg,
GitlabClient: gsd.gitlabClient,
CatfileCache: gsd.catfileCache,
DiskCache: gsd.diskCache,
PackObjectsCache: gsd.packObjectsCache,
LimitHandler: gsd.limitHandler,
Git2goExecutor: gsd.git2goExecutor,
UpdaterWithHooks: gsd.updaterWithHooks,
HousekeepingManager: gsd.housekeepingManager,
}
}
// GitalyServerOpt is a helper type to shorten declarations.
type GitalyServerOpt func(gitalyServerDeps) gitalyServerDeps
// WithLogger sets a logrus.Logger instance that will be used for gitaly services initialisation.
func WithLogger(logger *logrus.Logger) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.logger = logger
return deps
}
}
// WithLocator sets a storage.Locator instance that will be used for gitaly services initialisation.
func WithLocator(locator storage.Locator) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.locator = locator
return deps
}
}
// WithGitCommandFactory sets a git.CommandFactory instance that will be used for gitaly services
// initialisation.
func WithGitCommandFactory(gitCmdFactory git.CommandFactory) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.gitCmdFactory = gitCmdFactory
return deps
}
}
// WithGitLabClient sets gitlab.Client instance that will be used for gitaly services initialisation.
func WithGitLabClient(gitlabClient gitlab.Client) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.gitlabClient = gitlabClient
return deps
}
}
// WithHookManager sets hook.Manager instance that will be used for gitaly services initialisation.
func WithHookManager(hookMgr hook.Manager) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.hookMgr = hookMgr
return deps
}
}
// WithTransactionManager sets transaction.Manager instance that will be used for gitaly services initialisation.
func WithTransactionManager(txMgr transaction.Manager) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.txMgr = txMgr
return deps
}
}
// WithDisablePraefect disables setup and usage of the praefect as a proxy before the gitaly service.
func WithDisablePraefect() GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.disablePraefect = true
return deps
}
}
// WithBackchannelRegistry sets backchannel.Registry instance that will be used for gitaly services initialisation.
func WithBackchannelRegistry(backchannelReg *backchannel.Registry) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.backchannelReg = backchannelReg
return deps
}
}
// WithDiskCache sets the cache.Cache instance that will be used for gitaly services initialisation.
func WithDiskCache(diskCache cache.Cache) GitalyServerOpt {
return func(deps gitalyServerDeps) gitalyServerDeps {
deps.diskCache = diskCache
return deps
}
}
|