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k3s
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Replace klog with non-exiting fork 

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
pull/3992/head
Brad Davidson 2021-09-08 10:56:18 -07:00 committed by Brad Davidson
parent 90960ebf4e
commit 29c8b238e5
18 changed files with 102 additions and 81 deletions
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5
cmd/agent/main.go
View File

@ -1,6 +1,8 @@
package main
import (
"context"
"errors"
"os"
"github.com/rancher/k3s/pkg/cli/agent"
@ -16,8 +18,7 @@ func main() {
cmds.NewAgentCommand(agent.Run),
}
err := app.Run(configfilearg.MustParse(os.Args))
if err != nil {
if err := app.Run(configfilearg.MustParse(os.Args)); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatal(err)
}
}

4
cmd/etcdsnapshot/main.go
View File

@ -1,6 +1,8 @@
package main
import (
"context"
"errors"
"os"
"github.com/rancher/k3s/pkg/cli/cmds"
@ -22,7 +24,7 @@ func main() {
),
}
if err := app.Run(configfilearg.MustParse(os.Args)); err != nil {
if err := app.Run(configfilearg.MustParse(os.Args)); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatal(err)
}
}

5
cmd/k3s/main.go
View File

@ -2,6 +2,7 @@ package main
import (
"bytes"
"context"
"os"
"os/exec"
"path/filepath"
@ -53,7 +54,7 @@ func main() {
),
}
if err := app.Run(os.Args); err != nil {
if err := app.Run(os.Args); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatal(err)
}
}
@ -90,7 +91,7 @@ func runCLIs(dataDir string) bool {
progName := filepath.Base(os.Args[0])
switch progName {
case "crictl", "ctr", "kubectl":
if err := externalCLI(progName, dataDir, os.Args[1:]); err != nil {
if err := externalCLI(progName, dataDir, os.Args[1:]); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatal(err)
}
return true

5
cmd/server/main.go
View File

@ -1,6 +1,8 @@
package main
import (
"context"
"errors"
"os"
"path/filepath"
@ -52,8 +54,7 @@ func main() {
),
}
err := app.Run(configfilearg.MustParse(os.Args))
if err != nil {
if err := app.Run(configfilearg.MustParse(os.Args)); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatal(err)
}
}

2
go.mod
View File

@ -53,6 +53,8 @@ replace (
k8s.io/controller-manager => github.com/k3s-io/kubernetes/staging/src/k8s.io/controller-manager v1.22.1-k3s1
k8s.io/cri-api => github.com/k3s-io/kubernetes/staging/src/k8s.io/cri-api v1.22.1-k3s1
k8s.io/csi-translation-lib => github.com/k3s-io/kubernetes/staging/src/k8s.io/csi-translation-lib v1.22.1-k3s1
k8s.io/klog => github.com/k3s-io/klog v1.0.0-k3s1 // k3s-release-1.x
k8s.io/klog/v2 => github.com/k3s-io/klog/v2 v2.9.0-k3s1 // k3s-main
k8s.io/kube-aggregator => github.com/k3s-io/kubernetes/staging/src/k8s.io/kube-aggregator v1.22.1-k3s1
k8s.io/kube-controller-manager => github.com/k3s-io/kubernetes/staging/src/k8s.io/kube-controller-manager v1.22.1-k3s1
k8s.io/kube-proxy => github.com/k3s-io/kubernetes/staging/src/k8s.io/kube-proxy v1.22.1-k3s1

14
go.sum
View File

@ -320,7 +320,6 @@ github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9
github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
github.com/go-logr/logr v0.1.0/go.mod h1:ixOQHD9gLJUVQQ2ZOR7zLEifBX6tGkNJF4QyIY7sIas=
github.com/go-logr/logr v0.2.0/go.mod h1:z6/tIYblkpsD+a4lm/fGIIU9mZ+XfAiaFtq7xTgseGU=
github.com/go-logr/logr v0.4.0 h1:K7/B1jt6fIBQVd4Owv2MqGQClcgf0R266+7C/QjRcLc=
github.com/go-logr/logr v0.4.0/go.mod h1:z6/tIYblkpsD+a4lm/fGIIU9mZ+XfAiaFtq7xTgseGU=
github.com/go-logr/zapr v0.1.0/go.mod h1:tabnROwaDl0UNxkVeFRbY8bwB37GwRv0P8lg6aAiEnk=
@ -575,6 +574,10 @@ github.com/k3s-io/helm-controller v0.11.3 h1:DSPAOCGHxF5pmF4vzQP5AgPT3tiGRJRZu+0
github.com/k3s-io/helm-controller v0.11.3/go.mod h1:z0ExsRRIkTO/QC//3/Esn5ItTD6AiQSluwzMaS7RI/4=
github.com/k3s-io/kine v0.8.0 h1:k6T9bI9DID7lIbktukXxg1QfeFoAQK4EIvAHoyPAe08=
github.com/k3s-io/kine v0.8.0/go.mod h1:gaezUQ9c8iw8vxDV/DI8vc93h2rCpTvY37kMdYPMsyc=
github.com/k3s-io/klog v1.0.0-k3s1 h1:Bg+gRta3s4sfbaYUSWbHcMEyVdxdaU1cJCRtWcaxjBE=
github.com/k3s-io/klog v1.0.0-k3s1/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
github.com/k3s-io/klog/v2 v2.9.0-k3s1 h1:q4DqcZgBG+D2TSTGx6JcP1cuXeoxSoixSLE3casDcSw=
github.com/k3s-io/klog/v2 v2.9.0-k3s1/go.mod h1:hy9LJ/NvuK+iVyP4Ehqva4HxZG/oXyIS3n3Jmire4Ec=
github.com/k3s-io/kubernetes v1.22.1-k3s1 h1:evi+JkMnC0HDEJ8A7aLqPKZ+0cP/CK6udFquf7KVq1I=
github.com/k3s-io/kubernetes v1.22.1-k3s1/go.mod h1:IGQZrV02n2IBp52+/YwLVMurCEQPKXJ/k8hU3mqEOuA=
github.com/k3s-io/kubernetes/staging/src/k8s.io/api v1.22.1-k3s1 h1:BlTOjlJwCV9ZNgTgyByLJXn7emlDAQC/duN14pUtWLk=
@ -1301,15 +1304,6 @@ k8s.io/gengo v0.0.0-20200413195148-3a45101e95ac/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8
k8s.io/gengo v0.0.0-20201113003025-83324d819ded/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAEV2be7d5xI0vBa/VySYy3E=
k8s.io/gengo v0.0.0-20201214224949-b6c5ce23f027 h1:Uusb3oh8XcdzDF/ndlI4ToKTYVlkCSJP39SRY2mfRAw=
k8s.io/gengo v0.0.0-20201214224949-b6c5ce23f027/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAEV2be7d5xI0vBa/VySYy3E=
k8s.io/klog v0.3.0/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8=
k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
k8s.io/klog/v2 v2.2.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
k8s.io/klog/v2 v2.8.0/go.mod h1:hy9LJ/NvuK+iVyP4Ehqva4HxZG/oXyIS3n3Jmire4Ec=
k8s.io/klog/v2 v2.9.0 h1:D7HV+n1V57XeZ0m6tdRkfknthUaM06VFbWldOFh8kzM=
k8s.io/klog/v2 v2.9.0/go.mod h1:hy9LJ/NvuK+iVyP4Ehqva4HxZG/oXyIS3n3Jmire4Ec=
k8s.io/kube-openapi v0.0.0-20210421082810-95288971da7e h1:KLHHjkdQFomZy8+06csTWZ0m1343QqxZhR2LJ1OxCYM=
k8s.io/kube-openapi v0.0.0-20210421082810-95288971da7e/go.mod h1:vHXdDvt9+2spS2Rx9ql3I8tycm3H9FDfdUoIuKCefvw=
k8s.io/system-validators v1.5.0/go.mod h1:bPldcLgkIUK22ALflnsXk8pvkTEndYdNuaHH6gRrl0Q=

4
main.go
View File

@ -7,6 +7,8 @@
package main
import (
"context"
"errors"
"os"
"github.com/rancher/k3s/pkg/cli/agent"
@ -36,7 +38,7 @@ func main() {
),
}
if err := app.Run(configfilearg.MustParse(os.Args)); err != nil {
if err := app.Run(configfilearg.MustParse(os.Args)); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatal(err)
}
}

5
pkg/agent/flannel/setup.go
View File

@ -2,6 +2,7 @@ package flannel
import (
"context"
"errors"
"fmt"
"os"
"path/filepath"
@ -96,7 +97,9 @@ func Run(ctx context.Context, nodeConfig *config.Node, nodes v1.NodeInterface) e
go func() {
err := flannel(ctx, nodeConfig.FlannelIface, nodeConfig.FlannelConf, nodeConfig.AgentConfig.KubeConfigKubelet)
logrus.Fatalf("flannel exited: %v", err)
if err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatalf("flannel exited: %v", err)
}
}()
return nil

5
pkg/cluster/https.go
View File

@ -3,6 +3,7 @@ package cluster
import (
"context"
"crypto/tls"
"errors"
"log"
"net"
"net/http"
@ -85,7 +86,9 @@ func (c *Cluster) initClusterAndHTTPS(ctx context.Context) error {
// Start the supervisor http server on the tls listener
go func() {
err := server.Serve(listener)
logrus.Fatalf("server stopped: %v", err)
if err != nil && !errors.Is(err, http.ErrServerClosed) {
logrus.Fatalf("server stopped: %v", err)
}
}()
// Shutdown the http server when the context is closed

30
pkg/daemons/executor/embed.go
View File

@ -43,6 +43,11 @@ func (Embedded) Kubelet(args []string) error {
command.SetArgs(args)
go func() {
defer func() {
if err := recover(); err != nil {
logrus.Fatalf("kubelet panic: %v", err)
}
}()
logrus.Fatalf("kubelet exited: %v", command.Execute())
}()
@ -54,6 +59,11 @@ func (Embedded) KubeProxy(args []string) error {
command.SetArgs(args)
go func() {
defer func() {
if err := recover(); err != nil {
logrus.Fatalf("kube-proxy panic: %v", err)
}
}()
logrus.Fatalf("kube-proxy exited: %v", command.Execute())
}()
@ -66,6 +76,11 @@ func (Embedded) APIServer(ctx context.Context, etcdReady <-chan struct{}, args [
command.SetArgs(args)
go func() {
defer func() {
if err := recover(); err != nil {
logrus.Fatalf("apiserver panic: %v", err)
}
}()
logrus.Fatalf("apiserver exited: %v", command.Execute())
}()
@ -79,6 +94,11 @@ func (Embedded) Scheduler(apiReady <-chan struct{}, args []string) error {
go func() {
<-apiReady
defer func() {
if err := recover(); err != nil {
logrus.Fatalf("scheduler panic: %v", err)
}
}()
logrus.Fatalf("scheduler exited: %v", command.Execute())
}()
@ -91,6 +111,11 @@ func (Embedded) ControllerManager(apiReady <-chan struct{}, args []string) error
go func() {
<-apiReady
defer func() {
if err := recover(); err != nil {
logrus.Fatalf("controller-manager panic: %v", err)
}
}()
logrus.Fatalf("controller-manager exited: %v", command.Execute())
}()
@ -129,6 +154,11 @@ func (Embedded) CloudControllerManager(ccmRBACReady <-chan struct{}, args []stri
go func() {
<-ccmRBACReady
defer func() {
if err := recover(); err != nil {
logrus.Fatalf("cloud-controller-manager panic: %v", err)
}
}()
logrus.Fatalf("cloud-controller-manager exited: %v", command.Execute())
}()

7
pkg/daemons/executor/etcd.go
View File

@ -3,6 +3,7 @@
package executor
import (
"context"
"errors"
"io/ioutil"
"path/filepath"
@ -17,7 +18,7 @@ func (e Embedded) CurrentETCDOptions() (InitialOptions, error) {
return InitialOptions{}, nil
}
func (e Embedded) ETCD(args ETCDConfig) error {
func (e Embedded) ETCD(ctx context.Context, args ETCDConfig) error {
configFile, err := args.ToConfigFile()
if err != nil {
return err
@ -42,7 +43,9 @@ func (e Embedded) ETCD(args ETCDConfig) error {
logrus.Infof("this node has been removed from the cluster please restart %s to rejoin the cluster", version.Program)
return
}
case <-ctx.Done():
logrus.Infof("stopping etcd")
etcd.Close()
case <-etcd.Server.StopNotify():
logrus.Fatalf("etcd stopped")
case err := <-etcd.Err():

6
pkg/daemons/executor/executor.go
View File

@ -26,7 +26,7 @@ type Executor interface {
Scheduler(apiReady <-chan struct{}, args []string) error
ControllerManager(apiReady <-chan struct{}, args []string) error
CurrentETCDOptions() (InitialOptions, error)
ETCD(args ETCDConfig) error
ETCD(ctx context.Context, args ETCDConfig) error
CloudControllerManager(ccmRBACReady <-chan struct{}, args []string) error
}
@ -113,8 +113,8 @@ func CurrentETCDOptions() (InitialOptions, error) {
return executor.CurrentETCDOptions()
}
func ETCD(args ETCDConfig) error {
return executor.ETCD(args)
func ETCD(ctx context.Context, args ETCDConfig) error {
return executor.ETCD(ctx, args)
}
func CloudControllerManager(ccmRBACReady <-chan struct{}, args []string) error {

2
pkg/etcd/etcd.go
View File

@ -594,7 +594,7 @@ func (e *ETCD) metricsURL(expose bool) string {
// cluster returns ETCDConfig for a cluster
func (e *ETCD) cluster(ctx context.Context, forceNew bool, options executor.InitialOptions) error {
return executor.ETCD(executor.ETCDConfig{
return executor.ETCD(ctx, executor.ETCDConfig{
Name: e.name,
InitialOptions: options,
ForceNewCluster: forceNew,

4
pkg/server/server.go
View File

@ -172,7 +172,9 @@ func runControllers(ctx context.Context, wg *sync.WaitGroup, config *Config) err
go func() {
start(ctx)
<-ctx.Done()
logrus.Fatal("controllers exited")
if err := ctx.Err(); err != nil && !errors.Is(err, context.Canceled) {
logrus.Fatalf("controllers exited: %v", err)
}
}()
} else {
go leader.RunOrDie(ctx, "", version.Program, sc.K8s, start)

25
vendor/k8s.io/klog/klog.go generated vendored
View File

@ -812,30 +812,7 @@ func (l *loggingT) output(s severity, buf *buffer, file string, line int, alsoTo
}
}
if s == fatalLog {
// If we got here via Exit rather than Fatal, print no stacks.
if atomic.LoadUint32(&fatalNoStacks) > 0 {
l.mu.Unlock()
timeoutFlush(10 * time.Second)
os.Exit(1)
}
// Dump all goroutine stacks before exiting.
// First, make sure we see the trace for the current goroutine on standard error.
// If -logtostderr has been specified, the loop below will do that anyway
// as the first stack in the full dump.
if !l.toStderr {
os.Stderr.Write(stacks(false))
}
// Write the stack trace for all goroutines to the files.
trace := stacks(true)
logExitFunc = func(error) {} // If we get a write error, we'll still exit below.
for log := fatalLog; log >= infoLog; log-- {
if f := l.file[log]; f != nil { // Can be nil if -logtostderr is set.
f.Write(trace)
}
}
l.mu.Unlock()
timeoutFlush(10 * time.Second)
os.Exit(255) // C++ uses -1, which is silly because it's anded with 255 anyway.
panic(string(data))
}
l.putBuffer(buf)
l.mu.Unlock()

31
vendor/k8s.io/klog/klog_file.go generated vendored
View File

@ -24,6 +24,7 @@ import (
"os"
"os/user"
"path/filepath"
"runtime"
"strings"
"sync"
"time"
@ -55,13 +56,31 @@ func init() {
host = shortHostname(h)
}
current, err := user.Current()
if err == nil {
userName = current.Username
}
// On Windows, the Go 'user' package requires netapi32.dll.
// This affects Windows Nano Server:
// https://github.com/golang/go/issues/21867
// Fallback to using environment variables.
if runtime.GOOS == "windows" {
u := os.Getenv("USERNAME")
if len(u) == 0 {
return
}
// Sanitize the USERNAME since it may contain filepath separators.
u = strings.Replace(u, `\`, "_", -1)
// Sanitize userName since it may contain filepath separators on Windows.
userName = strings.Replace(userName, `\`, "_", -1)
// user.Current().Username normally produces something like 'USERDOMAIN\USERNAME'
d := os.Getenv("USERDOMAIN")
if len(d) != 0 {
userName = d + "_" + u
} else {
userName = u
}
} else {
current, err := user.Current()
if err == nil {
userName = current.Username
}
}
}
// shortHostname returns its argument, truncating at the first period.

23
vendor/k8s.io/klog/v2/klog.go generated vendored
View File

@ -965,28 +965,7 @@ func (l *loggingT) output(s severity, log logr.Logger, buf *buffer, depth int, f
}
}
if s == fatalLog {
// If we got here via Exit rather than Fatal, print no stacks.
if atomic.LoadUint32(&fatalNoStacks) > 0 {
l.mu.Unlock()
timeoutFlush(10 * time.Second)
os.Exit(1)
}
// Dump all goroutine stacks before exiting.
trace := stacks(true)
// Write the stack trace for all goroutines to the stderr.
if l.toStderr || l.alsoToStderr || s >= l.stderrThreshold.get() || alsoToStderr {
os.Stderr.Write(trace)
}
// Write the stack trace for all goroutines to the files.
logExitFunc = func(error) {} // If we get a write error, we'll still exit below.
for log := fatalLog; log >= infoLog; log-- {
if f := l.file[log]; f != nil { // Can be nil if -logtostderr is set.
f.Write(trace)
}
}
l.mu.Unlock()
timeoutFlush(10 * time.Second)
os.Exit(255) // C++ uses -1, which is silly because it's anded with 255 anyway.
panic(string(data))
}
l.putBuffer(buf)
l.mu.Unlock()

6
vendor/modules.txt vendored
View File

@ -2323,10 +2323,10 @@ k8s.io/gengo/generator
k8s.io/gengo/namer
k8s.io/gengo/parser
k8s.io/gengo/types
# k8s.io/klog v1.0.0
# k8s.io/klog v1.0.0 => github.com/k3s-io/klog v1.0.0-k3s1
## explicit
k8s.io/klog
# k8s.io/klog/v2 v2.9.0
# k8s.io/klog/v2 v2.9.0 => github.com/k3s-io/klog/v2 v2.9.0-k3s1
## explicit
k8s.io/klog/v2
# k8s.io/kube-aggregator v0.18.0 => github.com/k3s-io/kubernetes/staging/src/k8s.io/kube-aggregator v1.22.1-k3s1
@ -3432,6 +3432,8 @@ sigs.k8s.io/yaml
# k8s.io/controller-manager => github.com/k3s-io/kubernetes/staging/src/k8s.io/controller-manager v1.22.1-k3s1
# k8s.io/cri-api => github.com/k3s-io/kubernetes/staging/src/k8s.io/cri-api v1.22.1-k3s1
# k8s.io/csi-translation-lib => github.com/k3s-io/kubernetes/staging/src/k8s.io/csi-translation-lib v1.22.1-k3s1
# k8s.io/klog => github.com/k3s-io/klog v1.0.0-k3s1
# k8s.io/klog/v2 => github.com/k3s-io/klog/v2 v2.9.0-k3s1
# k8s.io/kube-aggregator => github.com/k3s-io/kubernetes/staging/src/k8s.io/kube-aggregator v1.22.1-k3s1
# k8s.io/kube-controller-manager => github.com/k3s-io/kubernetes/staging/src/k8s.io/kube-controller-manager v1.22.1-k3s1
# k8s.io/kube-proxy => github.com/k3s-io/kubernetes/staging/src/k8s.io/kube-proxy v1.22.1-k3s1