55 lines
1.5 KiB
Go
55 lines
1.5 KiB
Go
package attest_test
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import (
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"context"
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"fmt"
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"os"
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"path/filepath"
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"github.com/docker/attest"
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"github.com/docker/attest/oci"
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"github.com/docker/attest/policy"
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"github.com/docker/attest/tuf"
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)
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func ExampleVerify_remote() {
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// create a tuf client
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home, err := os.UserHomeDir()
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if err != nil {
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panic(err)
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}
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tufOutputPath := filepath.Join(home, ".docker", "tuf")
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tufClientOpts := tuf.NewDockerDefaultClientOptions(tufOutputPath)
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// create a resolver for remote attestations
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image := "registry-1.docker.io/library/notary:server"
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platform := "linux/amd64"
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// configure policy options
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opts := &policy.Options{
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TUFClientOptions: tufClientOpts,
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LocalTargetsDir: filepath.Join(home, ".docker", "policy"), // location to store policy files downloaded from TUF
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LocalPolicyDir: "", // overrides TUF policy for local policy files if set
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PolicyID: "", // set to ignore policy mapping and select a policy by id
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DisableTUF: false, // set to disable TUF and rely on local policy files
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}
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src, err := oci.ParseImageSpec(image, oci.WithPlatform(platform))
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if err != nil {
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panic(err)
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}
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// verify attestations
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result, err := attest.Verify(context.Background(), src, opts)
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if err != nil {
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panic(err)
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}
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switch result.Outcome {
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case attest.OutcomeSuccess:
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fmt.Println("policy passed")
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case attest.OutcomeNoPolicy:
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fmt.Println("no policy for image")
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case attest.OutcomeFailure:
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fmt.Println("policy failed")
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}
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}
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