forked from pachyderm/pachyderm
/
main.go
641 lines (601 loc) · 21.4 KB
/
main.go
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package main
import (
"fmt"
"net"
"net/http"
_ "net/http/pprof"
"os"
"path"
"runtime/debug"
"runtime/pprof"
"strconv"
"time"
etcd "github.com/coreos/etcd/clientv3"
units "github.com/docker/go-units"
"github.com/pachyderm/pachyderm/src/client"
adminclient "github.com/pachyderm/pachyderm/src/client/admin"
authclient "github.com/pachyderm/pachyderm/src/client/auth"
debugclient "github.com/pachyderm/pachyderm/src/client/debug"
deployclient "github.com/pachyderm/pachyderm/src/client/deploy"
eprsclient "github.com/pachyderm/pachyderm/src/client/enterprise"
healthclient "github.com/pachyderm/pachyderm/src/client/health"
pfsclient "github.com/pachyderm/pachyderm/src/client/pfs"
"github.com/pachyderm/pachyderm/src/client/pkg/discovery"
"github.com/pachyderm/pachyderm/src/client/pkg/grpcutil"
"github.com/pachyderm/pachyderm/src/client/pkg/shard"
ppsclient "github.com/pachyderm/pachyderm/src/client/pps"
"github.com/pachyderm/pachyderm/src/client/version"
"github.com/pachyderm/pachyderm/src/client/version/versionpb"
adminserver "github.com/pachyderm/pachyderm/src/server/admin/server"
authserver "github.com/pachyderm/pachyderm/src/server/auth/server"
debugserver "github.com/pachyderm/pachyderm/src/server/debug/server"
deployserver "github.com/pachyderm/pachyderm/src/server/deploy"
eprsserver "github.com/pachyderm/pachyderm/src/server/enterprise/server"
"github.com/pachyderm/pachyderm/src/server/health"
pach_http "github.com/pachyderm/pachyderm/src/server/http"
pfs_server "github.com/pachyderm/pachyderm/src/server/pfs/server"
cache_pb "github.com/pachyderm/pachyderm/src/server/pkg/cache/groupcachepb"
cache_server "github.com/pachyderm/pachyderm/src/server/pkg/cache/server"
"github.com/pachyderm/pachyderm/src/server/pkg/cmdutil"
col "github.com/pachyderm/pachyderm/src/server/pkg/collection"
"github.com/pachyderm/pachyderm/src/server/pkg/deploy/assets"
"github.com/pachyderm/pachyderm/src/server/pkg/hashtree"
"github.com/pachyderm/pachyderm/src/server/pkg/metrics"
"github.com/pachyderm/pachyderm/src/server/pkg/netutil"
"github.com/pachyderm/pachyderm/src/server/pkg/uuid"
pps_server "github.com/pachyderm/pachyderm/src/server/pps/server"
"github.com/pachyderm/pachyderm/src/server/pps/server/githook"
"github.com/prometheus/client_golang/prometheus/promhttp"
log "github.com/sirupsen/logrus"
flag "github.com/spf13/pflag"
"golang.org/x/net/context"
"golang.org/x/sync/errgroup"
"google.golang.org/grpc"
v1 "k8s.io/api/core/v1"
kube "k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
)
const (
defaultTreeCacheSize = 8
)
var mode string
var readiness bool
func init() {
flag.StringVar(&mode, "mode", "full", "Pachd currently supports two modes: full and sidecar. The former includes everything you need in a full pachd node. The latter runs only PFS, the Auth service, and a stripped-down version of PPS.")
flag.BoolVar(&readiness, "readiness", false, "Run readiness check.")
flag.Parse()
}
type appEnv struct {
// Ports served by Pachd
PPSWorkerPort uint16 `env:"PPS_WORKER_GRPC_PORT,default=80"`
Port uint16 `env:"PORT,default=650"`
PProfPort uint16 `env:"PPROF_PORT,default=651"`
HTTPPort uint16 `env:"HTTP_PORT,default=652"`
PeerPort uint16 `env:"PEER_PORT,default=653"`
NumShards uint64 `env:"NUM_SHARDS,default=32"`
StorageRoot string `env:"PACH_ROOT,default=/pach"`
StorageBackend string `env:"STORAGE_BACKEND,default="`
StorageHostPath string `env:"STORAGE_HOST_PATH,default="`
EtcdPrefix string `env:"ETCD_PREFIX,default="`
PPSEtcdPrefix string `env:"PPS_ETCD_PREFIX,default=pachyderm_pps"`
PFSEtcdPrefix string `env:"PFS_ETCD_PREFIX,default=pachyderm_pfs"`
AuthEtcdPrefix string `env:"PACHYDERM_AUTH_ETCD_PREFIX,default=pachyderm_auth"`
EnterpriseEtcdPrefix string `env:"PACHYDERM_ENTERPRISE_ETCD_PREFIX,default=pachyderm_enterprise"`
KubeAddress string `env:"KUBERNETES_PORT_443_TCP_ADDR,required"`
EtcdHost string `env:"ETCD_SERVICE_HOST,required"`
EtcdPort string `env:"ETCD_SERVICE_PORT,required"`
Namespace string `env:"NAMESPACE,default=default"`
Metrics bool `env:"METRICS,default=true"`
Init bool `env:"INIT,default=false"`
BlockCacheBytes string `env:"BLOCK_CACHE_BYTES,default=1G"`
PFSCacheSize string `env:"PFS_CACHE_SIZE,default=0"`
WorkerImage string `env:"WORKER_IMAGE,default="`
WorkerSidecarImage string `env:"WORKER_SIDECAR_IMAGE,default="`
WorkerImagePullPolicy string `env:"WORKER_IMAGE_PULL_POLICY,default="`
LogLevel string `env:"LOG_LEVEL,default=info"`
IAMRole string `env:"IAM_ROLE,default="`
ImagePullSecret string `env:"IMAGE_PULL_SECRET,default="`
NoExposeDockerSocket bool `env:"NO_EXPOSE_DOCKER_SOCKET,default=false"`
ExposeObjectAPI bool `env:"EXPOSE_OBJECT_API,default=false"`
MemoryRequest string `env:"PACHD_MEMORY_REQUEST,default=1T"`
WorkerUsesRoot bool `env:"WORKER_USES_ROOT,default=true"`
}
func main() {
switch {
case readiness:
cmdutil.Main(doReadinessCheck, &appEnv{})
case mode == "full":
cmdutil.Main(doFullMode, &appEnv{})
case mode == "sidecar":
cmdutil.Main(doSidecarMode, &appEnv{})
default:
fmt.Printf("unrecognized mode: %s\n", mode)
}
}
func doReadinessCheck(appEnvObj interface{}) error {
appEnv := appEnvObj.(*appEnv)
address, err := netutil.ExternalIP()
if err != nil {
return err
}
pachClient, err := client.NewFromAddress(fmt.Sprintf("%s:%d", address, appEnv.PeerPort))
if err != nil {
return err
}
return pachClient.Health()
}
func doSidecarMode(appEnvObj interface{}) (retErr error) {
defer func() {
if retErr != nil {
pprof.Lookup("goroutine").WriteTo(os.Stderr, 2)
}
}()
appEnv := appEnvObj.(*appEnv)
debug.SetGCPercent(50)
go func() {
log.Println(http.ListenAndServe(fmt.Sprintf(":%d", appEnv.PProfPort), nil))
}()
switch appEnv.LogLevel {
case "debug":
log.SetLevel(log.DebugLevel)
case "info":
log.SetLevel(log.InfoLevel)
case "error":
log.SetLevel(log.ErrorLevel)
default:
log.Errorf("Unrecognized log level %s, falling back to default of \"info\"", appEnv.LogLevel)
log.SetLevel(log.InfoLevel)
}
if appEnv.EtcdPrefix == "" {
appEnv.EtcdPrefix = col.DefaultPrefix
}
etcdAddress := fmt.Sprintf("http://%s", net.JoinHostPort(appEnv.EtcdHost, appEnv.EtcdPort))
etcdClientV3, err := etcd.New(etcd.Config{
Endpoints: []string{etcdAddress},
DialOptions: client.DefaultDialOptions(),
})
if err != nil {
return err
}
clusterID, err := getClusterID(etcdClientV3)
if err != nil {
return fmt.Errorf("getClusterID: %v", err)
}
kubeClient, err := getKubeClient(appEnv)
if err != nil {
return fmt.Errorf("getKubeClient: %v", err)
}
var reporter *metrics.Reporter
if appEnv.Metrics {
reporter = metrics.NewReporter(clusterID, kubeClient)
}
address, err := netutil.ExternalIP()
if err != nil {
return fmt.Errorf("ExternalIP: %v", err)
}
address = fmt.Sprintf("%s:%d", address, appEnv.PeerPort)
pfsCacheSize, err := strconv.Atoi(appEnv.PFSCacheSize)
if err != nil {
return fmt.Errorf("Atoi: %v", err)
}
if pfsCacheSize == 0 {
pfsCacheSize = defaultTreeCacheSize
}
treeCache, err := hashtree.NewCache(pfsCacheSize)
if err != nil {
return fmt.Errorf("lru.New: %v", err)
}
// The sidecar only needs to serve traffic on the peer port, as it only serves
// traffic from the user container (the worker binary and occasionally user
// pipelines)
return grpcutil.Serve(
grpcutil.ServerOptions{
Port: appEnv.PeerPort,
MaxMsgSize: grpcutil.MaxMsgSize,
RegisterFunc: func(s *grpc.Server) error {
blockCacheBytes, err := units.RAMInBytes(appEnv.BlockCacheBytes)
if err != nil {
return fmt.Errorf("units.RAMInBytes: %v", err)
}
blockAPIServer, err := pfs_server.NewBlockAPIServer(appEnv.StorageRoot, blockCacheBytes, appEnv.StorageBackend, etcdAddress)
if err != nil {
return fmt.Errorf("pfs.NewBlockAPIServer: %v", err)
}
pfsclient.RegisterObjectAPIServer(s, blockAPIServer)
memoryRequestBytes, err := units.RAMInBytes(appEnv.MemoryRequest)
if err != nil {
return err
}
pfsAPIServer, err := pfs_server.NewAPIServer(address, []string{etcdAddress}, path.Join(appEnv.EtcdPrefix, appEnv.PFSEtcdPrefix), treeCache, appEnv.StorageRoot, memoryRequestBytes)
if err != nil {
return fmt.Errorf("pfs.NewAPIServer: %v", err)
}
pfsclient.RegisterAPIServer(s, pfsAPIServer)
ppsAPIServer, err := pps_server.NewSidecarAPIServer(
etcdAddress,
path.Join(appEnv.EtcdPrefix, appEnv.PPSEtcdPrefix),
address,
appEnv.IAMRole,
reporter,
appEnv.PPSWorkerPort,
appEnv.PProfPort,
appEnv.HTTPPort,
appEnv.PeerPort,
)
if err != nil {
return fmt.Errorf("pps.NewSidecarAPIServer: %v", err)
}
ppsclient.RegisterAPIServer(s, ppsAPIServer)
authAPIServer, err := authserver.NewAuthServer(
address, etcdAddress, path.Join(appEnv.EtcdPrefix, appEnv.AuthEtcdPrefix),
false)
if err != nil {
return fmt.Errorf("NewAuthServer: %v", err)
}
authclient.RegisterAPIServer(s, authAPIServer)
enterpriseAPIServer, err := eprsserver.NewEnterpriseServer(
address, etcdAddress, path.Join(appEnv.EtcdPrefix, appEnv.EnterpriseEtcdPrefix))
if err != nil {
return fmt.Errorf("NewEnterpriseServer: %v", err)
}
eprsclient.RegisterAPIServer(s, enterpriseAPIServer)
healthclient.RegisterHealthServer(s, health.NewHealthServer())
debugclient.RegisterDebugServer(s, debugserver.NewDebugServer(
"", // no name for pachd servers
etcdClientV3,
path.Join(appEnv.EtcdPrefix, appEnv.PPSEtcdPrefix),
appEnv.PPSWorkerPort,
))
return nil
},
},
)
}
func doFullMode(appEnvObj interface{}) (retErr error) {
defer func() {
if retErr != nil {
pprof.Lookup("goroutine").WriteTo(os.Stderr, 2)
}
}()
appEnv := appEnvObj.(*appEnv)
go func() {
log.Println(http.ListenAndServe(fmt.Sprintf(":%d", appEnv.PProfPort), nil))
}()
switch appEnv.LogLevel {
case "debug":
log.SetLevel(log.DebugLevel)
case "info":
log.SetLevel(log.InfoLevel)
case "error":
log.SetLevel(log.ErrorLevel)
default:
log.Errorf("Unrecognized log level %s, falling back to default of \"info\"", appEnv.LogLevel)
log.SetLevel(log.InfoLevel)
}
if appEnv.EtcdPrefix == "" {
appEnv.EtcdPrefix = col.DefaultPrefix
}
etcdAddress := fmt.Sprintf("http://%s", net.JoinHostPort(appEnv.EtcdHost, appEnv.EtcdPort))
etcdClientV2 := getEtcdClient(etcdAddress)
etcdClientV3, err := etcd.New(etcd.Config{
Endpoints: []string{etcdAddress},
DialOptions: append(client.DefaultDialOptions(), grpc.WithTimeout(5*time.Minute)),
})
if err != nil {
return err
}
clusterID, err := getClusterID(etcdClientV3)
if err != nil {
return fmt.Errorf("getClusterID: %v", err)
}
kubeClient, err := getKubeClient(appEnv)
if err != nil {
return fmt.Errorf("getKubeClient: %v", err)
}
var reporter *metrics.Reporter
if appEnv.Metrics {
reporter = metrics.NewReporter(clusterID, kubeClient)
}
address, err := netutil.ExternalIP()
if err != nil {
return fmt.Errorf("ExternalIP: %v", err)
}
address = fmt.Sprintf("%s:%d", address, appEnv.PeerPort)
sharder := shard.NewSharder(
etcdClientV2,
appEnv.NumShards,
appEnv.Namespace,
)
go func() {
if err := sharder.AssignRoles(address, nil); err != nil {
log.Printf("error from sharder.AssignRoles: %s", grpcutil.ScrubGRPC(err))
}
}()
router := shard.NewRouter(
sharder,
grpcutil.NewDialer(
grpc.WithInsecure(),
),
address,
)
pfsCacheSize, err := strconv.Atoi(appEnv.PFSCacheSize)
if err != nil {
return fmt.Errorf("Atoi: %v", err)
}
if pfsCacheSize == 0 {
pfsCacheSize = defaultTreeCacheSize
}
treeCache, err := hashtree.NewCache(pfsCacheSize)
if err != nil {
return fmt.Errorf("lru.New: %v", err)
}
kubeNamespace := getNamespace()
publicHealthServer := health.NewHealthServer()
peerHealthServer := health.NewHealthServer()
// TODO(msteffen): We should not use an errorgroup here. Errorgroup waits
// until *all* goroutines have run and then returns, but we want pachd to halt
// if *any* of these serve functions returns an arror.
var eg errgroup.Group
eg.Go(func() error {
httpServer, err := pach_http.NewHTTPServer(address)
if err != nil {
return err
}
err = http.ListenAndServe(fmt.Sprintf(":%v", appEnv.HTTPPort), httpServer)
if err != nil {
log.Printf("error starting http server %v\n", err)
}
return fmt.Errorf("ListenAndServe: %v", err)
})
eg.Go(func() error {
err := githook.RunGitHookServer(address, etcdAddress, path.Join(appEnv.EtcdPrefix, appEnv.PPSEtcdPrefix))
if err != nil {
log.Printf("error starting githook server %v\n", err)
}
return fmt.Errorf("RunGitHookServer: %v", err)
})
eg.Go(func() error {
http.Handle("/metrics", promhttp.Handler())
err := http.ListenAndServe(fmt.Sprintf(":%v", assets.PrometheusPort), nil)
if err != nil {
log.Printf("error starting prometheus server %v\n", err)
}
return fmt.Errorf("ListenAndServe: %v", err)
})
eg.Go(func() error {
err := grpcutil.Serve(
grpcutil.ServerOptions{
Port: appEnv.Port,
MaxMsgSize: grpcutil.MaxMsgSize,
PublicPortTLSAllowed: true,
RegisterFunc: func(s *grpc.Server) error {
memoryRequestBytes, err := units.RAMInBytes(appEnv.MemoryRequest)
if err != nil {
return err
}
pfsAPIServer, err := pfs_server.NewAPIServer(address, []string{etcdAddress}, path.Join(appEnv.EtcdPrefix, appEnv.PFSEtcdPrefix), treeCache, appEnv.StorageRoot, memoryRequestBytes)
if err != nil {
return fmt.Errorf("pfs.NewAPIServer: %v", err)
}
pfsclient.RegisterAPIServer(s, pfsAPIServer)
ppsAPIServer, err := pps_server.NewAPIServer(
etcdAddress,
path.Join(appEnv.EtcdPrefix, appEnv.PPSEtcdPrefix),
address,
kubeClient,
kubeNamespace,
appEnv.WorkerImage,
appEnv.WorkerSidecarImage,
appEnv.WorkerImagePullPolicy,
appEnv.StorageRoot,
appEnv.StorageBackend,
appEnv.StorageHostPath,
appEnv.IAMRole,
appEnv.ImagePullSecret,
appEnv.NoExposeDockerSocket,
reporter,
appEnv.WorkerUsesRoot,
appEnv.PPSWorkerPort,
appEnv.Port,
appEnv.PProfPort,
appEnv.HTTPPort,
appEnv.PeerPort,
)
if err != nil {
return fmt.Errorf("pps.NewAPIServer: %v", err)
}
ppsclient.RegisterAPIServer(s, ppsAPIServer)
if appEnv.ExposeObjectAPI {
// Generally the object API should not be exposed publicly, but
// TestGarbageCollection uses it and it may help with debugging
blockAPIServer, err := pfs_server.NewBlockAPIServer(
appEnv.StorageRoot,
0 /* = blockCacheBytes (disable cache) */, appEnv.StorageBackend,
etcdAddress)
if err != nil {
return fmt.Errorf("pfs.NewBlockAPIServer: %v", err)
}
pfsclient.RegisterObjectAPIServer(s, blockAPIServer)
}
authAPIServer, err := authserver.NewAuthServer(
address, etcdAddress, path.Join(appEnv.EtcdPrefix, appEnv.AuthEtcdPrefix),
true)
if err != nil {
return fmt.Errorf("NewAuthServer: %v", err)
}
authclient.RegisterAPIServer(s, authAPIServer)
enterpriseAPIServer, err := eprsserver.NewEnterpriseServer(
address, etcdAddress, path.Join(appEnv.EtcdPrefix, appEnv.EnterpriseEtcdPrefix))
if err != nil {
return fmt.Errorf("NewEnterpriseServer: %v", err)
}
eprsclient.RegisterAPIServer(s, enterpriseAPIServer)
deployclient.RegisterAPIServer(s, deployserver.NewDeployServer(kubeClient, kubeNamespace))
adminclient.RegisterAPIServer(s, adminserver.NewAPIServer(address, appEnv.StorageRoot, &adminclient.ClusterInfo{ID: clusterID}))
healthclient.RegisterHealthServer(s, publicHealthServer)
versionpb.RegisterAPIServer(s, version.NewAPIServer(version.Version, version.APIServerOptions{}))
debugclient.RegisterDebugServer(s, debugserver.NewDebugServer(
"", // no name for pachd servers
etcdClientV3,
path.Join(appEnv.EtcdPrefix, appEnv.PPSEtcdPrefix),
appEnv.PPSWorkerPort,
))
return nil
},
},
)
if err != nil {
log.Printf("error starting grpc server %v\n", err)
}
return err
})
// Unfortunately, calling Register___Server(x) twice on the same
// struct x doesn't work--x will only serve requests from the first
// grpc.Server it was registered with. So we create a second set of
// APIServer structs here so we can serve the Pachyderm API on the
// peer port
eg.Go(func() error {
err := grpcutil.Serve(
grpcutil.ServerOptions{
Port: appEnv.PeerPort,
MaxMsgSize: grpcutil.MaxMsgSize,
RegisterFunc: func(s *grpc.Server) error {
cacheServer := cache_server.NewCacheServer(router, appEnv.NumShards)
go func() {
if err := sharder.RegisterFrontends(nil, address, []shard.Frontend{cacheServer}); err != nil {
log.Printf("error from sharder.RegisterFrontend %s", grpcutil.ScrubGRPC(err))
}
}()
go func() {
if err := sharder.Register(nil, address, []shard.Server{cacheServer}); err != nil {
log.Printf("error from sharder.Register %s", grpcutil.ScrubGRPC(err))
}
}()
cache_pb.RegisterGroupCacheServer(s, cacheServer)
blockCacheBytes, err := units.RAMInBytes(appEnv.BlockCacheBytes)
if err != nil {
return fmt.Errorf("units.RAMInBytes: %v", err)
}
blockAPIServer, err := pfs_server.NewBlockAPIServer(
appEnv.StorageRoot, blockCacheBytes, appEnv.StorageBackend, etcdAddress)
if err != nil {
return fmt.Errorf("pfs.NewBlockAPIServer: %v", err)
}
pfsclient.RegisterObjectAPIServer(s, blockAPIServer)
memoryRequestBytes, err := units.RAMInBytes(appEnv.MemoryRequest)
if err != nil {
return err
}
pfsAPIServer, err := pfs_server.NewAPIServer(
address, []string{etcdAddress}, path.Join(appEnv.EtcdPrefix, appEnv.PFSEtcdPrefix), treeCache, appEnv.StorageRoot, memoryRequestBytes)
if err != nil {
return fmt.Errorf("pfs.NewAPIServer: %v", err)
}
pfsclient.RegisterAPIServer(s, pfsAPIServer)
ppsAPIServer, err := pps_server.NewAPIServer(
etcdAddress,
path.Join(appEnv.EtcdPrefix, appEnv.PPSEtcdPrefix),
address,
kubeClient,
kubeNamespace,
appEnv.WorkerImage,
appEnv.WorkerSidecarImage,
appEnv.WorkerImagePullPolicy,
appEnv.StorageRoot,
appEnv.StorageBackend,
appEnv.StorageHostPath,
appEnv.IAMRole,
appEnv.ImagePullSecret,
appEnv.NoExposeDockerSocket,
reporter,
appEnv.WorkerUsesRoot,
appEnv.PPSWorkerPort,
appEnv.Port,
appEnv.PProfPort,
appEnv.HTTPPort,
appEnv.PeerPort,
)
if err != nil {
return fmt.Errorf("pps.NewAPIServer: %v", err)
}
ppsclient.RegisterAPIServer(s, ppsAPIServer)
authAPIServer, err := authserver.NewAuthServer(
address, etcdAddress, path.Join(appEnv.EtcdPrefix, appEnv.AuthEtcdPrefix),
false)
if err != nil {
return fmt.Errorf("NewAuthServer: %v", err)
}
authclient.RegisterAPIServer(s, authAPIServer)
enterpriseAPIServer, err := eprsserver.NewEnterpriseServer(
address, etcdAddress, path.Join(appEnv.EtcdPrefix, appEnv.EnterpriseEtcdPrefix))
if err != nil {
return fmt.Errorf("NewEnterpriseServer: %v", err)
}
eprsclient.RegisterAPIServer(s, enterpriseAPIServer)
deployclient.RegisterAPIServer(s, deployserver.NewDeployServer(kubeClient, kubeNamespace))
healthclient.RegisterHealthServer(s, peerHealthServer)
versionpb.RegisterAPIServer(s, version.NewAPIServer(version.Version, version.APIServerOptions{}))
adminclient.RegisterAPIServer(s, adminserver.NewAPIServer(address, appEnv.StorageRoot, &adminclient.ClusterInfo{ID: clusterID}))
return nil
},
},
)
if err != nil {
log.Printf("error starting grpc server %v\n", err)
}
return err
})
// TODO(msteffen): Is it really necessary to indicate that the peer service is
// healthy? Presumably migrate() will call the peer service no matter what.
publicHealthServer.Ready()
peerHealthServer.Ready()
return eg.Wait()
}
func getEtcdClient(etcdAddress string) discovery.Client {
return discovery.NewEtcdClient(etcdAddress)
}
const clusterIDKey = "cluster-id"
func getClusterID(client *etcd.Client) (string, error) {
resp, err := client.Get(context.Background(),
clusterIDKey)
// if it's a key not found error then we create the key
if resp.Count == 0 {
// This might error if it races with another pachd trying to set the
// cluster id so we ignore the error.
client.Put(context.Background(), clusterIDKey, uuid.NewWithoutDashes())
} else if err != nil {
return "", err
} else {
// We expect there to only be one value for this key
id := string(resp.Kvs[0].Value)
return id, nil
}
return getClusterID(client)
}
func getKubeClient(env *appEnv) (*kube.Clientset, error) {
cfg, err := rest.InClusterConfig()
if err != nil {
return nil, err
}
kubeClient, err := kube.NewForConfig(cfg)
if err != nil {
log.Errorf("falling back to insecure kube client due to error from NewForConfig: %s", grpcutil.ScrubGRPC(err))
} else {
return kubeClient, err
}
config := &rest.Config{
Host: fmt.Sprintf("%s:443", env.KubeAddress),
TLSClientConfig: rest.TLSClientConfig{
Insecure: true,
},
}
return kube.NewForConfig(config)
}
// getNamespace returns the kubernetes namespace that this pachd pod runs in
func getNamespace() string {
namespace := os.Getenv("PACHD_POD_NAMESPACE")
if namespace != "" {
return namespace
}
return v1.NamespaceDefault
}