6bd57e02b6
* Add support for separate attestation storage repo * Move mapping file types and parsing to config package * Change signature of Verify to take image/platform * Separate Attestation Resolvers to their own files (registry, layout and referrers) * Add support configuring referrers resolution style in mapping.yaml * Add registry test
69 lines
2.0 KiB
Go
69 lines
2.0 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/internal/embed"
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"github.com/docker/attest/pkg/attest"
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"github.com/docker/attest/pkg/oci"
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"github.com/docker/attest/pkg/policy"
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"github.com/docker/attest/pkg/tuf"
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)
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func createTufClient(outputPath string) (*tuf.TufClient, error) {
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// using oci tuf metadata and targets
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metadataURI := "registry-1.docker.io/docker/tuf-metadata:latest"
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targetsURI := "registry-1.docker.io/docker/tuf-targets"
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// example using http tuf metadata and targets
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// metadataURI := "https://docker.github.io/tuf-staging/metadata"
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// targetsURI := "https://docker.github.io/tuf-staging/targets"
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return tuf.NewTufClient(embed.StagingRoot, outputPath, metadataURI, targetsURI, tuf.NewMockVersionChecker())
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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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tufClient, err := createTufClient(tufOutputPath)
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if err != nil {
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panic(err)
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}
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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.PolicyOptions{
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TufClient: tufClient,
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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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}
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// verify attestations
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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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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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