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rework lifecycle-service cmd (#16)
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Signed-off-by: Artem Bortnikov <[email protected]>
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aobort authored Feb 9, 2024
1 parent f954bdd commit 7af8b2b
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Showing 5 changed files with 118 additions and 99 deletions.
98 changes: 98 additions & 0 deletions cmd/lifecycle-service/app/app.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,98 @@
package app

import (
"context"
"log/slog"
"os"
"time"

"github.com/ironcore-dev/lifecycle-manager/lcmi/server"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"sigs.k8s.io/controller-runtime/pkg/client/config"
)

type LogFormat string

const (
JSON LogFormat = "json"
Text LogFormat = "text"
)

var logLevelMapping = map[string]slog.Leveler{
"debug": slog.LevelDebug,
"info": slog.LevelInfo,
"warn": slog.LevelWarn,
"error": slog.LevelError,
}

type Options struct {
kubeconfig string
logLevel string
logFormat string
port int
namespace string
scanPeriod time.Duration
horizon time.Duration
}

func (o *Options) addFlags(fs *pflag.FlagSet) {
fs.StringVar(&o.kubeconfig, "kubeconfig", "", "path to kubeconfig file")
fs.StringVar(&o.logLevel, "log-level", "info", "logging level")
fs.StringVar(&o.logFormat, "log-format", "json", "logging format")
fs.IntVar(&o.port, "port", 26500, "bind port")
fs.StringVar(&o.namespace, "namespace", "default", "default namespace name")
fs.DurationVar(&o.scanPeriod, "scan-period", time.Hour*24, "scan period")
fs.DurationVar(&o.horizon, "horizon", time.Minute*30, "allowed lag for scan period check")
}

func Command() *cobra.Command {
var opts Options

cmd := &cobra.Command{
Use: "lifecycle-service",
RunE: func(cmd *cobra.Command, args []string) error {
return Run(context.TODO(), opts)
},
}

fs := pflag.NewFlagSet("", 0)
cmd.PersistentFlags().AddFlagSet(fs)
opts.addFlags(cmd.Flags())

return cmd
}

func Run(ctx context.Context, opts Options) error {
cfg, err := config.GetConfig()
if err != nil {
return err
}

srvOpts := server.Options{
Cfg: cfg,
Log: setupLogger(LogFormat(opts.logFormat), logLevelMapping[opts.logLevel]),
Port: opts.port,
Namespace: opts.namespace,
ScanPeriod: opts.scanPeriod,
Horizon: opts.horizon,
}
srv := server.NewLifecycleGRPCServer(srvOpts)
return srv.Start(ctx)
}

func setupLogger(format LogFormat, level slog.Leveler) *slog.Logger {
switch format {
case JSON:
return slog.New(slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{
AddSource: true,
Level: level,
}))
case Text:
return slog.New(slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{
AddSource: true,
Level: level,
}))
}
return nil
}
88 changes: 6 additions & 82 deletions cmd/lifecycle-service/main.go
Original file line number Diff line number Diff line change
Expand Up @@ -4,98 +4,22 @@
package main

import (
"flag"
"log/slog"
"fmt"
"os"

"github.com/ironcore-dev/lifecycle-manager/cmd/lifecycle-service/app"
// Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.)
// to ensure that exec-entrypoint and run can make use of them.
_ "k8s.io/client-go/plugin/pkg/client/auth"

"k8s.io/apimachinery/pkg/runtime"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/healthz"
"sigs.k8s.io/controller-runtime/pkg/log/zap"
metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server"

lifecyclev1alpha1 "github.com/ironcore-dev/lifecycle-manager/api/lifecycle/v1alpha1"
"github.com/ironcore-dev/lifecycle-manager/lcmi/server"
controllerruntime "sigs.k8s.io/controller-runtime"
// +kubebuilder:scaffold:imports
)

var (
scheme = runtime.NewScheme()
setupLog = ctrl.Log.WithName("setup")
)

func init() {
utilruntime.Must(clientgoscheme.AddToScheme(scheme))

utilruntime.Must(lifecyclev1alpha1.AddToScheme(scheme))
// +kubebuilder:scaffold:scheme
}

func main() {
var metricsAddr string
var enableLeaderElection bool
var probeAddr string
flag.StringVar(&metricsAddr, "metrics-bind-address", ":8080", "The address the metric endpoint binds to.")
flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
flag.BoolVar(&enableLeaderElection, "leader-elect", false,
"Enable leader election for controller manager. "+
"Enabling this will ensure there is only one active controller manager.")
opts := zap.Options{
Development: true,
}
opts.BindFlags(flag.CommandLine)
flag.Parse()

ctrl.SetLogger(zap.New(zap.UseFlagOptions(&opts)))
ctx := controllerruntime.SetupSignalHandler()

mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
Scheme: scheme,
Metrics: metricsserver.Options{BindAddress: metricsAddr},
HealthProbeBindAddress: probeAddr,
LeaderElection: enableLeaderElection,
LeaderElectionID: "86db2628.ironcore.dev",
})
if err != nil {
setupLog.Error(err, "unable to start manager")
if err := app.Command().ExecuteContext(ctx); err != nil {
fmt.Println(err.Error())
os.Exit(1)
}

serverOptions := server.Options{
Cfg: mgr.GetConfig(),
Log: setupLogger(),
Port: 25600,
}
if err = mgr.Add(server.NewLifecycleGRPCServer(serverOptions)); err != nil {
setupLog.Error(err, "unable to add machine grpc server as runnable")
os.Exit(1)
}
// +kubebuilder:scaffold:builder

if err = mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil {
setupLog.Error(err, "unable to set up health check")
os.Exit(1)
}
if err = mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil {
setupLog.Error(err, "unable to set up ready check")
os.Exit(1)
}

setupLog.Info("starting manager")
if err = mgr.Start(ctrl.SetupSignalHandler()); err != nil {
setupLog.Error(err, "problem running manager")
os.Exit(1)
}
}

func setupLogger() *slog.Logger {
return slog.New(slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{
AddSource: true,
Level: slog.LevelDebug,
}))
}
4 changes: 3 additions & 1 deletion go.mod
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,8 @@ require (
github.com/onsi/ginkgo/v2 v2.15.0
github.com/onsi/gomega v1.31.1
github.com/pkg/errors v0.9.1
github.com/spf13/cobra v1.8.0
github.com/spf13/pflag v1.0.5
golang.org/x/crypto v0.19.0
golang.org/x/mod v0.15.0
google.golang.org/grpc v1.61.0
Expand Down Expand Up @@ -51,6 +53,7 @@ require (
github.com/google/gofuzz v1.2.0 // indirect
github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 // indirect
github.com/imdario/mergo v0.3.16 // indirect
github.com/inconshreveable/mousetrap v1.1.0 // indirect
github.com/josharian/intern v1.0.0 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/mailru/easyjson v0.7.7 // indirect
Expand All @@ -61,7 +64,6 @@ require (
github.com/prometheus/client_model v0.5.0 // indirect
github.com/prometheus/common v0.46.0 // indirect
github.com/prometheus/procfs v0.12.0 // indirect
github.com/spf13/pflag v1.0.5 // indirect
github.com/stoewer/go-strcase v1.3.0 // indirect
go.uber.org/multierr v1.11.0 // indirect
go.uber.org/zap v1.26.0 // indirect
Expand Down
23 changes: 9 additions & 14 deletions go.sum
Original file line number Diff line number Diff line change
Expand Up @@ -4,15 +4,15 @@ github.com/antlr4-go/antlr/v4 v4.13.0 h1:lxCg3LAv+EUK6t1i0y1V6/SLeUi0eKEKdhQAlS8
github.com/antlr4-go/antlr/v4 v4.13.0/go.mod h1:pfChB/xh/Unjila75QW7+VU4TSnWnnk9UTnmpPaOR2g=
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
github.com/bufbuild/protovalidate-go v0.5.0 h1:xFery2RlLh07FQTvB7hlasKqPrDK2ug+uw6DUiuadjo=
github.com/bufbuild/protovalidate-go v0.5.0/go.mod h1:3XAwFeJ2x9sXyPLgkxufH9sts1tQRk8fdt1AW93NiUU=
github.com/bufbuild/protovalidate-go v0.5.1 h1:pUUNnrxkUpt2yEX0gMiPTibTTFpGmzQkYxYLbL3lDVg=
github.com/bufbuild/protovalidate-go v0.5.1/go.mod h1:3XAwFeJ2x9sXyPLgkxufH9sts1tQRk8fdt1AW93NiUU=
github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
Expand Down Expand Up @@ -66,6 +66,8 @@ github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.0.1/go.mod h1:w9Y7gY31krpLmrV
github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
github.com/imdario/mergo v0.3.16 h1:wwQJbIsHYGMUyLSPrEq1CT16AhnhNJQ51+4fdHUnCl4=
github.com/imdario/mergo v0.3.16/go.mod h1:WBLT9ZmE3lPoWsEzCh9LPo3TiwVN+ZKEjmz+hD27ysY=
github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
github.com/jellydator/ttlcache/v3 v3.1.1 h1:RCgYJqo3jgvhl+fEWvjNW8thxGWsgxi+TPhRir1Y9y8=
github.com/jellydator/ttlcache/v3 v3.1.1/go.mod h1:hi7MGFdMAwZna5n2tuvh63DvFLzVKySzCVW6+0gA2n4=
github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
Expand Down Expand Up @@ -107,6 +109,11 @@ github.com/prometheus/procfs v0.12.0 h1:jluTpSng7V9hY0O2R9DzzJHYb2xULk9VTR1V1R/k
github.com/prometheus/procfs v0.12.0/go.mod h1:pcuDEFsWDnvcgNzo4EEweacyhjeA9Zk3cnaOZAZEfOo=
github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
github.com/rogpeppe/go-internal v1.11.0/go.mod h1:ddIwULY96R17DhadqLgMfk9H9tvdUzkipdSkR5nkCZA=
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=
github.com/spf13/cobra v1.7.0/go.mod h1:uLxZILRyS/50WlhOIKD7W6V5bgeIt+4sICxh6uRMrb0=
github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
github.com/stoewer/go-strcase v1.3.0 h1:g0eASXYtp+yvN9fK8sH94oCIk0fau9uV1/ZdJ0AVEzs=
Expand Down Expand Up @@ -134,17 +141,13 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.18.0 h1:PGVlW0xEltQnzFZ55hkuX5+KLyrMYhHld1YHO4AKcdc=
golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg=
golang.org/x/crypto v0.19.0 h1:ENy+Az/9Y1vSrlrvBSyna3PITt4tiZLf7sgCjZBX7Wo=
golang.org/x/crypto v0.19.0/go.mod h1:Iy9bg/ha4yyC70EfRS8jz+B6ybOBKMaSxLj6P6oBDfU=
golang.org/x/exp v0.0.0-20240119083558-1b970713d09a h1:Q8/wZp0KX97QFTc2ywcOE0YRjZPVIx+MXInMzdvQqcA=
golang.org/x/exp v0.0.0-20240119083558-1b970713d09a/go.mod h1:idGWGoKP1toJGkd5/ig9ZLuPcZBC3ewk7SzmH0uou08=
golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
golang.org/x/mod v0.14.0 h1:dGoOF9QVLYng8IHTm7BAyWqCqSheQ5pYWGhzW00YJr0=
golang.org/x/mod v0.14.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/mod v0.15.0 h1:SernR4v+D55NyBH2QiEQrlBAnj1ECL6AGrA5+dPaMY8=
golang.org/x/mod v0.15.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
Expand All @@ -171,14 +174,10 @@ golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.16.0 h1:m+B6fahuftsE9qjo0VWp2FW0mB3MTJvR0BaMQrq0pmE=
golang.org/x/term v0.16.0/go.mod h1:yn7UURbUtPyrVJPGPq404EukNFxcm/foM+bV/bfcDsY=
golang.org/x/term v0.17.0 h1:mkTF7LCd6WGJNL3K1Ad7kwxNfYAW6a8a8QqtMblp/4U=
golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
Expand Down Expand Up @@ -237,14 +236,10 @@ k8s.io/component-base v0.29.1 h1:MUimqJPCRnnHsskTTjKD+IC1EHBbRCVyi37IoFBrkYw=
k8s.io/component-base v0.29.1/go.mod h1:fP9GFjxYrLERq1GcWWZAE3bqbNcDKDytn2srWuHTtKc=
k8s.io/klog/v2 v2.120.1 h1:QXU6cPEOIslTGvZaXvFWiP9VKyeet3sawzTOvdXb4Vw=
k8s.io/klog/v2 v2.120.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE=
k8s.io/kube-openapi v0.0.0-20240126223410-2919ad4fcfec h1:iGTel2aR8vCZdxJDgmbeY0zrlXy9Qcvyw4R2sB4HLrA=
k8s.io/kube-openapi v0.0.0-20240126223410-2919ad4fcfec/go.mod h1:Pa1PvrP7ACSkuX6I7KYomY6cmMA0Tx86waBhDUgoKPw=
k8s.io/kube-openapi v0.0.0-20240209001042-7a0d5b415232 h1:MMq4iF9pHuAz/9dLnHwBQKEoeigXClzs3MFh/seyqtA=
k8s.io/kube-openapi v0.0.0-20240209001042-7a0d5b415232/go.mod h1:Pa1PvrP7ACSkuX6I7KYomY6cmMA0Tx86waBhDUgoKPw=
k8s.io/utils v0.0.0-20240102154912-e7106e64919e h1:eQ/4ljkx21sObifjzXwlPKpdGLrCfRziVtos3ofG/sQ=
k8s.io/utils v0.0.0-20240102154912-e7106e64919e/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
sigs.k8s.io/controller-runtime v0.17.0 h1:fjJQf8Ukya+VjogLO6/bNX9HE6Y2xpsO5+fyS26ur/s=
sigs.k8s.io/controller-runtime v0.17.0/go.mod h1:+MngTvIQQQhfXtwfdGw/UOQ/aIaqsYywfCINOtwMO/s=
sigs.k8s.io/controller-runtime v0.17.1 h1:V1dQELMGVk46YVXXQUbTFujU7u4DQj6YUj9Rb6cuzz8=
sigs.k8s.io/controller-runtime v0.17.1/go.mod h1:+MngTvIQQQhfXtwfdGw/UOQ/aIaqsYywfCINOtwMO/s=
sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo=
Expand Down
4 changes: 2 additions & 2 deletions lcmi/server/server.go
Original file line number Diff line number Diff line change
Expand Up @@ -107,7 +107,7 @@ func (s *LifecycleGRPCServer) Start(ctx context.Context) error {
defer func() {
s.machineCache.Stop()
s.machinetypeCache.Stop()
s.log.Debug("stopping server", "kind", "lifecycle-grpc-server")
s.log.Debug("stopping server", "kind", "lifecycle-service")
srv.GracefulStop()
s.log.Info("server stopped")
}()
Expand All @@ -118,7 +118,7 @@ func (s *LifecycleGRPCServer) Start(ctx context.Context) error {
go s.machineCache.Start()
go s.machinetypeCache.Start()

s.log.Debug("starting server", "kind", "lifecycle-grpc-server", "addr", listener.Addr().String())
s.log.Debug("starting server", "kind", "lifecycle-service", "addr", listener.Addr().String())
if err = srv.Serve(listener); err != nil {
s.log.Error("failed to serve", "error", err.Error())
}
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