feat(oci): better integration OCI storage with AWS ECR #13
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| package oci | ||
|
|
||
| import ( | ||
| "context" | ||
| "encoding/base64" | ||
| "strings" | ||
|
|
||
| "github.com/aws/aws-sdk-go-v2/config" | ||
| "github.com/aws/aws-sdk-go-v2/service/ecr" | ||
| "go.flipt.io/flipt/internal/containers" | ||
| "oras.land/oras-go/v2" | ||
| "oras.land/oras-go/v2/registry/remote/auth" | ||
| ) | ||
|
|
||
| // StoreOptions are used to configure call to NewStore | ||
| // This shouldn't be handled directory, instead use one of the function options | ||
| // e.g. WithBundleDir or WithCredentials | ||
| type StoreOptions struct { | ||
| bundleDir string | ||
| manifestVersion oras.PackManifestVersion | ||
| auth credentialFunc | ||
| } | ||
|
|
||
| // WithCredentials configures username and password credentials used for authenticating | ||
| // with remote registries | ||
| func WithCredentials(kind, user, pass string) containers.Option[StoreOptions] { | ||
| switch kind { | ||
| case "aws/ecr": | ||
| return WithAWSECRCredentials() | ||
| default: | ||
| return WithStaticCredentials(user, pass) | ||
| } | ||
| } | ||
|
|
||
| // WithStaticCredentials configures username and password credentials used for authenticating | ||
| // with remote registries | ||
| func WithStaticCredentials(user, pass string) containers.Option[StoreOptions] { | ||
| return func(so *StoreOptions) { | ||
| so.auth = func(registry string) auth.CredentialFunc { | ||
| return auth.StaticCredential(registry, auth.Credential{ | ||
| Username: user, | ||
| Password: pass, | ||
| }) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // WithAWSECRCredentials configures username and password credentials used for authenticating | ||
| // with remote registries | ||
| func WithAWSECRCredentials() containers.Option[StoreOptions] { | ||
| return func(so *StoreOptions) { | ||
| so.auth = func(registry string) auth.CredentialFunc { | ||
| // AWS default private registry is {aws_account_id}.dkr.ecr.{region}.amazonaws.com | ||
| return awsECRCredential | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // WithManifestVersion configures what OCI Manifest version to build the bundle. | ||
| func WithManifestVersion(version oras.PackManifestVersion) containers.Option[StoreOptions] { | ||
| return func(s *StoreOptions) { | ||
| s.manifestVersion = version | ||
| } | ||
| } | ||
|
|
||
| func awsECRCredential(ctx context.Context, hostport string) (auth.Credential, error) { | ||
| cfg, err := config.LoadDefaultConfig(ctx) | ||
| if err != nil { | ||
| return auth.EmptyCredential, err | ||
| } | ||
| var client *ecr.Client = ecr.NewFromConfig(cfg) | ||
| response, err := client.GetAuthorizationToken(ctx, &ecr.GetAuthorizationTokenInput{}) | ||
| if err != nil { | ||
| return auth.EmptyCredential, err | ||
| } | ||
| token := response.AuthorizationData[0].AuthorizationToken | ||
| output, err := base64.StdEncoding.DecodeString(*token) | ||
|
|
||
| if err != nil { | ||
| return auth.EmptyCredential, err | ||
| } | ||
|
|
||
| userpass := strings.SplitN(string(output), ":", 2) | ||
|
|
||
| if len(userpass) != 2 { | ||
| return auth.EmptyCredential, auth.ErrBasicCredentialNotFound | ||
| } | ||
| return auth.Credential{ | ||
| Username: userpass[0], | ||
| Password: userpass[1], | ||
| }, nil | ||
| } | ||
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Idk, maybe
aws-ecr?