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tests: build secret #2381

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Merged
crazy-max merged 1 commit into from
Apr 4, 2024
Merged

tests: build secret #2381

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44 changes: 44 additions & 0 deletions tests/build.go
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,7 @@ var buildTests = []func(t *testing.T, sb integration.Sandbox){
testBuildRef,
testBuildMultiExporters,
testBuildLoadPush,
testBuildSecret,
}

func testBuild(t *testing.T, sb integration.Sandbox) {
Expand Down Expand Up @@ -696,6 +697,49 @@ func testBuildLoadPush(t *testing.T, sb integration.Sandbox) {
// TODO: test metadata file when supported by multi exporters https://github.com/docker/buildx/issues/2181
}

func testBuildSecret(t *testing.T, sb integration.Sandbox) {
token := "abcd1234"
dockerfile := []byte(`
FROM busybox AS build
RUN --mount=type=secret,id=token cat /run/secrets/token | tee /token
FROM scratch
COPY --from=build /token /
`)
dir := tmpdir(
t,
fstest.CreateFile("Dockerfile", dockerfile, 0600),
fstest.CreateFile("tokenfile", []byte(token), 0600),
)

t.Run("env", func(t *testing.T) {
t.Cleanup(func() {
_ = os.Remove(filepath.Join(dir, "token"))
})

cmd := buildxCmd(sb, withEnv("TOKEN="+token), withArgs("build", "--secret=id=token,env=TOKEN", fmt.Sprintf("--output=type=local,dest=%s", dir), dir))
out, err := cmd.CombinedOutput()
require.NoError(t, err, string(out))

dt, err := os.ReadFile(filepath.Join(dir, "token"))
require.NoError(t, err)
require.Equal(t, token, string(dt))
})

t.Run("file", func(t *testing.T) {
t.Cleanup(func() {
_ = os.Remove(filepath.Join(dir, "token"))
})

cmd := buildxCmd(sb, withArgs("build", "--secret=id=token,src="+path.Join(dir, "tokenfile"), fmt.Sprintf("--output=type=local,dest=%s", dir), dir))
out, err := cmd.CombinedOutput()
require.NoError(t, err, string(out))

dt, err := os.ReadFile(filepath.Join(dir, "token"))
require.NoError(t, err)
require.Equal(t, token, string(dt))
})
}

func createTestProject(t *testing.T) string {
dockerfile := []byte(`
FROM busybox:latest AS base
Expand Down