140 lines
3.8 KiB
Go
140 lines
3.8 KiB
Go
/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package images
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import (
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"context"
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"testing"
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imagespec "github.com/opencontainers/image-spec/specs-go/v1"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
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imagestore "github.com/containerd/containerd/v2/internal/cri/store/image"
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"github.com/containerd/containerd/v2/internal/cri/util"
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)
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func TestImageStatus(t *testing.T) {
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testID := "sha256:d848ce12891bf78792cda4a23c58984033b0c397a55e93a1556202222ecc5ed4" // #nosec G101
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image := imagestore.Image{
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ID: testID,
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ChainID: "test-chain-id",
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References: []string{
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"gcr.io/library/busybox:latest",
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"gcr.io/library/busybox@sha256:e6693c20186f837fc393390135d8a598a96a833917917789d63766cab6c59582",
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},
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Size: 1234,
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ImageSpec: imagespec.Image{
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Config: imagespec.ImageConfig{
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User: "user:group",
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},
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},
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}
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expected := &runtime.Image{
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Id: testID,
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RepoTags: []string{"gcr.io/library/busybox:latest"},
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RepoDigests: []string{"gcr.io/library/busybox@sha256:e6693c20186f837fc393390135d8a598a96a833917917789d63766cab6c59582"},
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Size_: uint64(1234),
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Username: "user",
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}
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c, g := newTestCRIService()
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t.Logf("should return nil image spec without error for non-exist image")
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resp, err := c.ImageStatus(context.Background(), &runtime.ImageStatusRequest{
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Image: &runtime.ImageSpec{Image: testID},
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})
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assert.NoError(t, err)
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require.NotNil(t, resp)
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assert.Nil(t, resp.GetImage())
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c.imageStore, err = imagestore.NewFakeStore([]imagestore.Image{image})
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assert.NoError(t, err)
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t.Logf("should return correct image status for exist image")
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resp, err = g.ImageStatus(context.Background(), &runtime.ImageStatusRequest{
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Image: &runtime.ImageSpec{Image: testID},
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})
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assert.NoError(t, err)
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assert.NotNil(t, resp)
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assert.Equal(t, expected, resp.GetImage())
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}
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func TestParseImageReferences(t *testing.T) {
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refs := []string{
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"gcr.io/library/busybox@sha256:e6693c20186f837fc393390135d8a598a96a833917917789d63766cab6c59582",
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"gcr.io/library/busybox:1.2",
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"sha256:e6693c20186f837fc393390135d8a598a96a833917917789d63766cab6c59582",
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"arbitrary-ref",
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}
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expectedTags := []string{
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"gcr.io/library/busybox:1.2",
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}
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expectedDigests := []string{"gcr.io/library/busybox@sha256:e6693c20186f837fc393390135d8a598a96a833917917789d63766cab6c59582"}
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tags, digests := util.ParseImageReferences(refs)
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assert.Equal(t, expectedTags, tags)
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assert.Equal(t, expectedDigests, digests)
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}
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// TestGetUserFromImage tests the logic of getting image uid or user name of image user.
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func TestGetUserFromImage(t *testing.T) {
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newI64 := func(i int64) *int64 { return &i }
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for _, test := range []struct {
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desc string
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user string
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uid *int64
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name string
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}{
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{
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desc: "no gid",
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user: "0",
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uid: newI64(0),
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},
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{
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desc: "uid/gid",
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user: "0:1",
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uid: newI64(0),
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},
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{
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desc: "empty user",
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user: "",
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},
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{
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desc: "multiple separators",
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user: "1:2:3",
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uid: newI64(1),
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},
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{
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desc: "root username",
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user: "root:root",
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name: "root",
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},
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{
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desc: "username",
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user: "test:test",
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name: "test",
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},
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} {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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actualUID, actualName := getUserFromImage(test.user)
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assert.Equal(t, test.uid, actualUID)
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assert.Equal(t, test.name, actualName)
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})
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}
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}
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