97 lines
2.2 KiB
Go
97 lines
2.2 KiB
Go
//go:build !remote
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package libimage
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import (
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"os"
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"testing"
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"github.com/containers/common/pkg/config"
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"github.com/containers/image/v5/types"
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"github.com/containers/storage"
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"github.com/containers/storage/pkg/reexec"
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"github.com/stretchr/testify/require"
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)
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func TestMain(m *testing.M) {
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if reexec.Init() {
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return
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}
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os.Exit(m.Run())
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}
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type testNewRuntimeOptions struct {
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registriesConfPath string
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}
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// Create a new Runtime that can be used for testing.
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func testNewRuntime(t *testing.T, options ...testNewRuntimeOptions) *Runtime {
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workdir := t.TempDir()
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storeOptions := &storage.StoreOptions{
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RunRoot: workdir,
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GraphRoot: workdir,
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GraphDriverName: "vfs",
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}
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// Make sure that the tests do not use the host's registries.conf.
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systemContext := &types.SystemContext{
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SystemRegistriesConfPath: "testdata/registries.conf",
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SystemRegistriesConfDirPath: "/dev/null",
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}
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if len(options) == 1 && options[0].registriesConfPath != "" {
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systemContext.SystemRegistriesConfPath = options[0].registriesConfPath
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}
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runtime, err := RuntimeFromStoreOptions(&RuntimeOptions{SystemContext: systemContext}, storeOptions)
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require.NoError(t, err)
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tmpd, err := tmpdir()
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require.NoError(t, err)
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require.Equal(t, runtime.systemContext.BigFilesTemporaryDir, tmpd)
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t.Cleanup(func() { _ = runtime.Shutdown(true) })
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sys := runtime.SystemContext()
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require.NotNil(t, sys)
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return runtime
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}
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func TestTmpdir(t *testing.T) {
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tmpStr := "TMPDIR"
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tmp, tmpSet := os.LookupEnv(tmpStr)
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confStr := "CONTAINERS_CONF"
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conf, confSet := os.LookupEnv(confStr)
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os.Setenv(confStr, "testdata/containers.conf")
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_, err := config.Reload()
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require.NoError(t, err)
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tmpd, err := tmpdir()
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require.NoError(t, err)
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require.Equal(t, "/tmp/from/containers.conf", tmpd)
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if confSet {
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os.Setenv(confStr, conf)
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} else {
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os.Unsetenv(confStr)
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}
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_, err = config.Reload()
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require.NoError(t, err)
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os.Unsetenv(tmpStr)
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tmpd, err = tmpdir()
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require.NoError(t, err)
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require.Equal(t, "/var/tmp", tmpd)
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os.Setenv(tmpStr, "/tmp/test")
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tmpd, err = tmpdir()
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require.NoError(t, err)
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require.Equal(t, "/tmp/test", tmpd)
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if tmpSet {
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os.Setenv(tmpStr, tmp)
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} else {
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os.Unsetenv(tmpStr)
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}
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}
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