Replace golang.org/x/net/context with std library

Signed-off-by: Shengjing Zhu <zhsj@debian.org>

pkg/cri/io/helpers.go

@@ -17,6 +17,7 @@
 package io
 
 import (
+	"context"
 	"io"
 	"os"
 	"path/filepath"
@@ -24,7 +25,6 @@ import (
 	"syscall"
 
 	"github.com/containerd/containerd/cio"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/io/helpers_unix.go

@@ -20,11 +20,11 @@
 package io
 
 import (
+	"context"
 	"io"
 	"os"
 
 	"github.com/containerd/fifo"
-	"golang.org/x/net/context"
 )
 
 func openPipe(ctx context.Context, fn string, flag int, perm os.FileMode) (io.ReadWriteCloser, error) {

pkg/cri/io/helpers_windows.go

@@ -17,6 +17,7 @@
 package io
 
 import (
+	"context"
 	"fmt"
 	"io"
 	"net"
@@ -24,7 +25,6 @@ import (
 	"sync"
 
 	winio "github.com/Microsoft/go-winio"
-	"golang.org/x/net/context"
 )
 
 type pipe struct {

pkg/cri/server/container_attach.go

@@ -17,12 +17,12 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"io"
 
 	"github.com/containerd/containerd"
 	"github.com/containerd/containerd/log"
-	"golang.org/x/net/context"
 	"k8s.io/client-go/tools/remotecommand"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 

pkg/cri/server/container_create.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"path/filepath"
@@ -32,7 +33,6 @@ import (
 	imagespec "github.com/opencontainers/image-spec/specs-go/v1"
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
 	selinux "github.com/opencontainers/selinux/go-selinux"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	cio "github.com/containerd/containerd/pkg/cri/io"

pkg/cri/server/container_exec.go

@@ -17,9 +17,9 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/container_execsync.go

@@ -18,6 +18,7 @@ package server
 
 import (
 	"bytes"
+	"context"
 	"fmt"
 	"io"
 	"syscall"
@@ -28,7 +29,6 @@ import (
 	"github.com/containerd/containerd/errdefs"
 	"github.com/containerd/containerd/log"
 	"github.com/containerd/containerd/oci"
-	"golang.org/x/net/context"
 	"k8s.io/client-go/tools/remotecommand"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 

pkg/cri/server/container_list.go

@@ -17,10 +17,9 @@
 package server
 
 import (
+	"context"
 	"time"
 
-	"golang.org/x/net/context"
-
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"

pkg/cri/server/container_list_test.go

@@ -17,12 +17,12 @@
 package server
 
 import (
+	"context"
 	"testing"
 	"time"
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"

pkg/cri/server/container_log_reopen.go

@@ -17,11 +17,10 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"fmt"
 
-	"golang.org/x/net/context"
-
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/container_remove.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"time"
@@ -26,7 +27,6 @@ import (
 	"github.com/containerd/containerd/log"
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"
 	"github.com/sirupsen/logrus"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/container_start.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"io"
@@ -29,7 +30,6 @@ import (
 	"github.com/containerd/nri"
 	v1 "github.com/containerd/nri/types/v1"
 	"github.com/sirupsen/logrus"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	cio "github.com/containerd/containerd/pkg/cri/io"

pkg/cri/server/container_stats.go

@@ -17,10 +17,10 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
 	tasks "github.com/containerd/containerd/api/services/tasks/v1"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/container_stats_list.go

@@ -17,11 +17,11 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
 	tasks "github.com/containerd/containerd/api/services/tasks/v1"
 	"github.com/containerd/containerd/api/types"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"

pkg/cri/server/container_status.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"encoding/json"
 	"fmt"
 
@@ -24,7 +25,6 @@ import (
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"
 
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/container_status_test.go

@@ -17,11 +17,11 @@
 package server
 
 import (
+	"context"
 	"testing"
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"

pkg/cri/server/container_stop.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"sync/atomic"
 	"syscall"
@@ -29,7 +30,6 @@ import (
 	ctrdutil "github.com/containerd/containerd/pkg/cri/util"
 
 	"github.com/moby/sys/signal"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/container_stop_test.go

@@ -17,11 +17,11 @@
 package server
 
 import (
+	"context"
 	"testing"
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"golang.org/x/net/context"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"
 )

pkg/cri/server/container_update_resources.go

@@ -20,6 +20,7 @@
 package server
 
 import (
+	"context"
 	gocontext "context"
 	"fmt"
 
@@ -29,7 +30,6 @@ import (
 	"github.com/containerd/containerd/log"
 	"github.com/containerd/typeurl"
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"

pkg/cri/server/container_update_resources_linux.go

@@ -17,10 +17,10 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	criconfig "github.com/containerd/containerd/pkg/cri/config"

pkg/cri/server/container_update_resources_other.go

@@ -20,9 +20,9 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"

pkg/cri/server/container_update_resources_windows.go

@@ -17,10 +17,10 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	criconfig "github.com/containerd/containerd/pkg/cri/config"

pkg/cri/server/events.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"sync"
@@ -34,7 +35,6 @@ import (
 	"github.com/containerd/typeurl"
 	gogotypes "github.com/gogo/protobuf/types"
 	"github.com/sirupsen/logrus"
-	"golang.org/x/net/context"
 	"k8s.io/utils/clock"
 )
 

pkg/cri/server/helpers.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"path"
 	"path/filepath"
@@ -42,7 +43,6 @@ import (
 	runhcsoptions "github.com/Microsoft/hcsshim/cmd/containerd-shim-runhcs-v1/options"
 	imagedigest "github.com/opencontainers/go-digest"
 	"github.com/pelletier/go-toml"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/helpers_linux_test.go

@@ -17,13 +17,13 @@
 package server
 
 import (
+	"context"
 	"os"
 	"path/filepath"
 	"testing"
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"golang.org/x/net/context"
 	"golang.org/x/sys/unix"
 )
 

pkg/cri/server/image_list.go

@@ -17,7 +17,8 @@
 package server
 
 import (
-	"golang.org/x/net/context"
+	"context"
+
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/image_list_test.go

@@ -17,12 +17,12 @@
 package server
 
 import (
+	"context"
 	"testing"
 
 	imagespec "github.com/opencontainers/image-spec/specs-go/v1"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	imagestore "github.com/containerd/containerd/pkg/cri/store/image"

pkg/cri/server/image_pull.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"crypto/tls"
 	"crypto/x509"
 	"encoding/base64"
@@ -40,7 +41,6 @@ import (
 	"github.com/containerd/imgcrypt"
 	"github.com/containerd/imgcrypt/images/encryption"
 	imagespec "github.com/opencontainers/image-spec/specs-go/v1"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	criconfig "github.com/containerd/containerd/pkg/cri/config"

pkg/cri/server/image_remove.go

@@ -17,12 +17,12 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
 	"github.com/containerd/containerd/errdefs"
 	"github.com/containerd/containerd/images"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/image_status.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"encoding/json"
 	"fmt"
 
@@ -25,7 +26,6 @@ import (
 	imagestore "github.com/containerd/containerd/pkg/cri/store/image"
 
 	imagespec "github.com/opencontainers/image-spec/specs-go/v1"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/image_status_test.go

@@ -17,12 +17,12 @@
 package server
 
 import (
+	"context"
 	"testing"
 
 	imagespec "github.com/opencontainers/image-spec/specs-go/v1"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	imagestore "github.com/containerd/containerd/pkg/cri/store/image"

pkg/cri/server/imagefs_info.go

@@ -17,10 +17,9 @@
 package server
 
 import (
+	"context"
 	"time"
 
-	"golang.org/x/net/context"
-
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/imagefs_info_test.go

@@ -17,12 +17,12 @@
 package server
 
 import (
+	"context"
 	"testing"
 
 	snapshot "github.com/containerd/containerd/snapshots"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	snapshotstore "github.com/containerd/containerd/pkg/cri/store/snapshot"

pkg/cri/server/instrumented_service.go

@@ -17,11 +17,11 @@
 package server
 
 import (
+	"context"
 	"errors"
 
 	"github.com/containerd/containerd/errdefs"
 	"github.com/containerd/containerd/log"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 	runtime_alpha "k8s.io/cri-api/pkg/apis/runtime/v1alpha2"
 

pkg/cri/server/restart.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"os"
 	"path/filepath"
@@ -30,7 +31,6 @@ import (
 	"github.com/containerd/containerd/log"
 	"github.com/containerd/containerd/platforms"
 	"github.com/containerd/typeurl"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	cio "github.com/containerd/containerd/pkg/cri/io"

pkg/cri/server/sandbox_list.go

@@ -17,9 +17,9 @@
 package server
 
 import (
+	"context"
 	"time"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	sandboxstore "github.com/containerd/containerd/pkg/cri/store/sandbox"

pkg/cri/server/sandbox_portforward.go

@@ -17,10 +17,10 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"fmt"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	sandboxstore "github.com/containerd/containerd/pkg/cri/store/sandbox"

pkg/cri/server/sandbox_portforward_linux.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"io"
 	"net"
@@ -24,7 +25,6 @@ import (
 
 	"github.com/containerd/containerd/log"
 	"github.com/containernetworking/plugins/pkg/ns"
-	"golang.org/x/net/context"
 
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )

pkg/cri/server/sandbox_portforward_other.go

@@ -20,11 +20,11 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"io"
 
 	"github.com/containerd/containerd/errdefs"
-	"golang.org/x/net/context"
 )
 
 // portForward uses netns to enter the sandbox namespace, and forwards a stream inside the

pkg/cri/server/sandbox_portforward_windows.go

@@ -18,10 +18,10 @@ package server
 
 import (
 	"bytes"
+	"context"
 	"fmt"
 	"io"
 
-	"golang.org/x/net/context"
 	"k8s.io/utils/exec"
 
 	sandboxstore "github.com/containerd/containerd/pkg/cri/store/sandbox"

pkg/cri/server/sandbox_remove.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"time"
 
@@ -25,7 +26,6 @@ import (
 	"github.com/containerd/containerd/log"
 
 	"github.com/sirupsen/logrus"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/sandbox_run.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
@@ -37,7 +38,6 @@ import (
 	"github.com/containerd/typeurl"
 	"github.com/davecgh/go-spew/spew"
 	"github.com/sirupsen/logrus"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	"github.com/containerd/containerd/pkg/cri/annotations"

pkg/cri/server/sandbox_run_test.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"net"
 	goruntime "runtime"
 	"testing"
@@ -26,7 +27,6 @@ import (
 	imagespec "github.com/opencontainers/image-spec/specs-go/v1"
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
 	"github.com/stretchr/testify/assert"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	"github.com/containerd/containerd/pkg/cri/annotations"

pkg/cri/server/sandbox_stats.go

@@ -17,9 +17,9 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/sandbox_stats_linux.go

@@ -17,11 +17,11 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"time"
 
 	"github.com/containernetworking/plugins/pkg/ns"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	"github.com/containerd/cgroups"

pkg/cri/server/sandbox_stats_list.go

@@ -17,10 +17,10 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
 	sandboxstore "github.com/containerd/containerd/pkg/cri/store/sandbox"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/sandbox_stats_other.go

@@ -20,9 +20,9 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	"github.com/containerd/containerd/errdefs"

pkg/cri/server/sandbox_stats_windows.go

@@ -17,9 +17,9 @@
 package server
 
 import (
+	"context"
 	"fmt"
 
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	"github.com/containerd/containerd/errdefs"

pkg/cri/server/sandbox_status.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"encoding/json"
 	"fmt"
 	goruntime "runtime"
@@ -25,7 +26,6 @@ import (
 	"github.com/containerd/containerd/errdefs"
 	cni "github.com/containerd/go-cni"
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	sandboxstore "github.com/containerd/containerd/pkg/cri/store/sandbox"

pkg/cri/server/sandbox_stop.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"syscall"
@@ -25,7 +26,6 @@ import (
 	eventtypes "github.com/containerd/containerd/api/events"
 	"github.com/containerd/containerd/errdefs"
 	"github.com/containerd/containerd/log"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	sandboxstore "github.com/containerd/containerd/pkg/cri/store/sandbox"

pkg/cri/server/sandbox_stop_test.go

@@ -17,11 +17,11 @@
 package server
 
 import (
+	"context"
 	"testing"
 	"time"
 
 	"github.com/stretchr/testify/assert"
-	"golang.org/x/net/context"
 
 	sandboxstore "github.com/containerd/containerd/pkg/cri/store/sandbox"
 )

pkg/cri/server/status.go

@@ -17,12 +17,12 @@
 package server
 
 import (
+	"context"
 	"encoding/json"
 	"fmt"
 	goruntime "runtime"
 
 	"github.com/containerd/containerd/log"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/update_runtime_config.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"fmt"
 	"net"
 	"os"
@@ -25,7 +26,6 @@ import (
 	"text/template"
 
 	"github.com/containerd/containerd/log"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 )
 

pkg/cri/server/update_runtime_config_test.go

@@ -17,6 +17,7 @@
 package server
 
 import (
+	"context"
 	"errors"
 	"os"
 	"path/filepath"
@@ -24,7 +25,6 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	criconfig "github.com/containerd/containerd/pkg/cri/config"

pkg/cri/server/version.go

@@ -17,8 +17,9 @@
 package server
 
 import (
+	"context"
+
 	"github.com/containerd/containerd/version"
-	"golang.org/x/net/context"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 	runtime_alpha "k8s.io/cri-api/pkg/apis/runtime/v1alpha2"
 

pkg/cri/util/util.go

@@ -17,10 +17,10 @@
 package util
 
 import (
+	"context"
 	"time"
 
 	"github.com/containerd/containerd/namespaces"
-	"golang.org/x/net/context"
 
 	"github.com/containerd/containerd/pkg/cri/constants"
 )