containerd/core/runtime/v2/shim_test.go
Derek McGowan dbc74db6a1
Move runtime to core/runtime
Signed-off-by: Derek McGowan <derek@mcg.dev>
2024-01-17 09:58:04 -08:00

125 lines
3.4 KiB
Go

/*
Copyright The containerd Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package v2
import (
"errors"
"os"
"path/filepath"
"testing"
client "github.com/containerd/containerd/v2/core/runtime/v2/shim"
"github.com/containerd/containerd/v2/pkg/errdefs"
"github.com/stretchr/testify/require"
)
func TestParseStartResponse(t *testing.T) {
for _, tc := range []struct {
Name string
Response string
Expected client.BootstrapParams
Err error
}{
{
Name: "v2 shim",
Response: "/somedirectory/somesocket",
Expected: client.BootstrapParams{
Version: 2,
Address: "/somedirectory/somesocket",
Protocol: "ttrpc",
},
},
{
Name: "v2 shim using grpc",
Response: `{"version":2,"address":"/somedirectory/somesocket","protocol":"grpc"}`,
Expected: client.BootstrapParams{
Version: 2,
Address: "/somedirectory/somesocket",
Protocol: "grpc",
},
},
{
Name: "v2 shim using ttrpc",
Response: `{"version":2,"address":"/somedirectory/somesocket","protocol":"ttrpc"}`,
Expected: client.BootstrapParams{
Version: 2,
Address: "/somedirectory/somesocket",
Protocol: "ttrpc",
},
},
{
Name: "invalid shim v2 response",
Response: `{"address":"/somedirectory/somesocket","protocol":"ttrpc"}`,
Expected: client.BootstrapParams{
Version: 2,
Address: `{"address":"/somedirectory/somesocket","protocol":"ttrpc"}`,
Protocol: "ttrpc",
},
},
{
Name: "later unsupported shim",
Response: `{"Version": 4,"Address":"/somedirectory/somesocket","Protocol":"ttrpc"}`,
Expected: client.BootstrapParams{},
Err: errdefs.ErrNotImplemented,
},
} {
t.Run(tc.Name, func(t *testing.T) {
params, err := parseStartResponse([]byte(tc.Response))
if err != nil {
if !errors.Is(err, tc.Err) {
t.Errorf("unexpected error: %v", err)
}
return
} else if tc.Err != nil {
t.Fatal("expected error")
}
if params.Version != tc.Expected.Version {
t.Errorf("unexpected version %d, expected %d", params.Version, tc.Expected.Version)
}
if params.Protocol != tc.Expected.Protocol {
t.Errorf("unexpected protocol %q, expected %q", params.Protocol, tc.Expected.Protocol)
}
if params.Address != tc.Expected.Address {
t.Errorf("unexpected address %q, expected %q", params.Address, tc.Expected.Address)
}
})
}
}
func TestRestoreBootstrapParams(t *testing.T) {
bundlePath := t.TempDir()
err := os.WriteFile(filepath.Join(bundlePath, "address"), []byte("unix://123"), 0o666)
require.NoError(t, err)
restored, err := restoreBootstrapParams(bundlePath)
require.NoError(t, err)
expected := client.BootstrapParams{
Version: 2,
Address: "unix://123",
Protocol: "ttrpc",
}
require.EqualValues(t, expected, restored)
loaded, err := readBootstrapParams(filepath.Join(bundlePath, "bootstrap.json"))
require.NoError(t, err)
require.EqualValues(t, expected, loaded)
}