feat(pr-detection): Autodetect PR information

app/cli/cmd/attestation_init.go

@@ -22,6 +22,7 @@ import (
 	"github.com/chainloop-dev/chainloop/app/cli/cmd/output"
 	"github.com/chainloop-dev/chainloop/app/cli/pkg/action"
 	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
 )
 
 func newAttestationInitCmd() *cobra.Command {
@@ -77,11 +78,14 @@ func newAttestationInitCmd() *cobra.Command {
 		RunE: func(cmd *cobra.Command, _ []string) error {
 			a, err := action.NewAttestationInit(
 				&action.AttestationInitOpts{
-					ActionsOpts:    ActionOpts,
-					DryRun:         attestationDryRun,
-					Force:          force,
-					UseRemoteState: useAttestationRemoteState,
-					LocalStatePath: attestationLocalStatePath,
+					ActionsOpts:        ActionOpts,
+					DryRun:             attestationDryRun,
+					Force:              force,
+					UseRemoteState:     useAttestationRemoteState,
+					LocalStatePath:     attestationLocalStatePath,
+					CASURI:             viper.GetString(confOptions.CASAPI.viperKey),
+					CASCAPath:          viper.GetString(confOptions.CASCA.viperKey),
+					ConnectionInsecure: apiInsecure(),
 				},
 			)
 			if err != nil {

app/cli/documentation/cli-reference.mdx

@@ -200,7 +200,7 @@ Options
 --annotation strings         additional annotation in the format of key=value
 --attestation-id string      Unique identifier of the in-progress attestation
 -h, --help                       help for add
---kind string                kind of the material to be recorded: ["ARTIFACT" "ATTESTATION" "BLACKDUCK_SCA_JSON" "CHAINLOOP_RUNNER_CONTEXT" "CONTAINER_IMAGE" "CSAF_INFORMATIONAL_ADVISORY" "CSAF_SECURITY_ADVISORY" "CSAF_SECURITY_INCIDENT_RESPONSE" "CSAF_VEX" "EVIDENCE" "GHAS_CODE_SCAN" "GHAS_DEPENDENCY_SCAN" "GHAS_SECRET_SCAN" "GITLAB_SECURITY_REPORT" "HELM_CHART" "JACOCO_XML" "JUNIT_XML" "OPENVEX" "SARIF" "SBOM_CYCLONEDX_JSON" "SBOM_SPDX_JSON" "SLSA_PROVENANCE" "STRING" "TWISTCLI_SCAN_JSON" "ZAP_DAST_ZIP"]
+--kind string                kind of the material to be recorded: ["ARTIFACT" "ATTESTATION" "BLACKDUCK_SCA_JSON" "CHAINLOOP_PR_INFO" "CHAINLOOP_RUNNER_CONTEXT" "CONTAINER_IMAGE" "CSAF_INFORMATIONAL_ADVISORY" "CSAF_SECURITY_ADVISORY" "CSAF_SECURITY_INCIDENT_RESPONSE" "CSAF_VEX" "EVIDENCE" "GHAS_CODE_SCAN" "GHAS_DEPENDENCY_SCAN" "GHAS_SECRET_SCAN" "GITLAB_SECURITY_REPORT" "HELM_CHART" "JACOCO_XML" "JUNIT_XML" "OPENVEX" "SARIF" "SBOM_CYCLONEDX_JSON" "SBOM_SPDX_JSON" "SLSA_PROVENANCE" "STRING" "TWISTCLI_SCAN_JSON" "ZAP_DAST_ZIP"]
 --name string                name of the material as shown in the contract
 --registry-password string   registry password, ($CHAINLOOP_REGISTRY_PASSWORD)
 --registry-server string     OCI repository server, ($CHAINLOOP_REGISTRY_SERVER)
@@ -2871,7 +2871,7 @@ Options
 --annotation strings          Key-value pairs of material annotations (key=value)
 -h, --help                        help for eval
 --input stringArray           Key-value pairs of policy inputs (key=value)
---kind string                 Kind of the material: ["ARTIFACT" "ATTESTATION" "BLACKDUCK_SCA_JSON" "CHAINLOOP_RUNNER_CONTEXT" "CONTAINER_IMAGE" "CSAF_INFORMATIONAL_ADVISORY" "CSAF_SECURITY_ADVISORY" "CSAF_SECURITY_INCIDENT_RESPONSE" "CSAF_VEX" "EVIDENCE" "GHAS_CODE_SCAN" "GHAS_DEPENDENCY_SCAN" "GHAS_SECRET_SCAN" "GITLAB_SECURITY_REPORT" "HELM_CHART" "JACOCO_XML" "JUNIT_XML" "OPENVEX" "SARIF" "SBOM_CYCLONEDX_JSON" "SBOM_SPDX_JSON" "SLSA_PROVENANCE" "STRING" "TWISTCLI_SCAN_JSON" "ZAP_DAST_ZIP"]
+--kind string                 Kind of the material: ["ARTIFACT" "ATTESTATION" "BLACKDUCK_SCA_JSON" "CHAINLOOP_PR_INFO" "CHAINLOOP_RUNNER_CONTEXT" "CONTAINER_IMAGE" "CSAF_INFORMATIONAL_ADVISORY" "CSAF_SECURITY_ADVISORY" "CSAF_SECURITY_INCIDENT_RESPONSE" "CSAF_VEX" "EVIDENCE" "GHAS_CODE_SCAN" "GHAS_DEPENDENCY_SCAN" "GHAS_SECRET_SCAN" "GITLAB_SECURITY_REPORT" "HELM_CHART" "JACOCO_XML" "JUNIT_XML" "OPENVEX" "SARIF" "SBOM_CYCLONEDX_JSON" "SBOM_SPDX_JSON" "SLSA_PROVENANCE" "STRING" "TWISTCLI_SCAN_JSON" "ZAP_DAST_ZIP"]
 --material string             Path to material or attestation file
 -p, --policy string               Policy reference (./my-policy.yaml, https://my-domain.com/my-policy.yaml, chainloop://my-stored-policy) (default "policy.yaml")
 ```

app/cli/pkg/action/action.go

@@ -16,6 +16,7 @@
 package action
 
 import (
+	"context"
 	"fmt"
 	"os"
 	"path/filepath"
@@ -25,6 +26,9 @@ import (
 	"github.com/chainloop-dev/chainloop/pkg/attestation/crafter"
 	"github.com/chainloop-dev/chainloop/pkg/attestation/crafter/statemanager/filesystem"
 	"github.com/chainloop-dev/chainloop/pkg/attestation/crafter/statemanager/remote"
+	"github.com/chainloop-dev/chainloop/pkg/casclient"
+	"github.com/chainloop-dev/chainloop/pkg/grpcconn"
+
 	"github.com/rs/zerolog"
 	"google.golang.org/grpc"
 )
@@ -94,3 +98,51 @@ func newCrafter(stateOpts *newCrafterStateOpts, conn *grpc.ClientConn, opts ...c
 
 	return crafter.NewCrafter(stateManager, attClient, opts...)
 }
+
+// getCASBackend tries to get CAS upload credentials and set up a CAS client
+func getCASBackend(ctx context.Context, client pb.AttestationServiceClient, workflowRunID, casCAPath, casURI string, casConnectionInsecure bool, logger zerolog.Logger, casBackend *casclient.CASBackend) (func() error, error) {
+	credsResp, err := client.GetUploadCreds(ctx, &pb.AttestationServiceGetUploadCredsRequest{
+		WorkflowRunId: workflowRunID,
+	})
+	if err != nil {
+		// Log warning but don't fail - will fall back to inline storage
+		logger.Warn().Err(err).Msg("failed to get CAS credentials for PR metadata, will store inline")
+		return nil, fmt.Errorf("getting upload creds: %w", err)
+	}
+
+	if credsResp == nil || credsResp.GetResult() == nil {
+		logger.Debug().Msg("no upload creds result, will store inline")
+		return nil, fmt.Errorf("getting upload creds: %w", err)
+	}
+
+	result := credsResp.GetResult()
+	backend := result.GetBackend()
+	if backend == nil {
+		logger.Debug().Msg("no backend info in upload creds, will store inline")
+		return nil, fmt.Errorf("no backend found in upload creds")
+	}
+
+	casBackend.Name = backend.Provider
+	if backend.GetLimits() != nil {
+		casBackend.MaxSize = backend.GetLimits().MaxBytes
+	}
+
+	// Only attempt to create a CAS connection when not inline and token is present
+	if backend.IsInline || result.Token == "" {
+		return nil, nil
+	}
+
+	opts := []grpcconn.Option{grpcconn.WithInsecure(casConnectionInsecure)}
+	if casCAPath != "" {
+		opts = append(opts, grpcconn.WithCAFile(casCAPath))
+	}
+
+	artifactCASConn, err := grpcconn.New(casURI, result.Token, opts...)
+	if err != nil {
+		logger.Warn().Err(err).Msg("failed to create CAS connection, will store inline")
+		return nil, fmt.Errorf("creating CAS connection: %w", err)
+	}
+
+	casBackend.Uploader = casclient.New(artifactCASConn, casclient.WithLogger(logger))
+	return artifactCASConn.Close, nil
+}

app/cli/pkg/action/attestation_add.go

@@ -24,7 +24,6 @@ import (
 	"github.com/chainloop-dev/chainloop/pkg/attestation/crafter"
 	api "github.com/chainloop-dev/chainloop/pkg/attestation/crafter/api/attestation/v1"
 	"github.com/chainloop-dev/chainloop/pkg/casclient"
-	"github.com/chainloop-dev/chainloop/pkg/grpcconn"
 	"google.golang.org/grpc"
 )
 
@@ -98,40 +97,15 @@ func (action *AttestationAdd) Run(ctx context.Context, attestationID, materialNa
 
 	// Define CASbackend information based on the API response
 	if !crafter.CraftingState.GetDryRun() {
-		// Get upload creds and CASbackend for the current attestation and set up CAS client
 		client := pb.NewAttestationServiceClient(action.CPConnection)
-		creds, err := client.GetUploadCreds(ctx,
-			&pb.AttestationServiceGetUploadCredsRequest{
-				WorkflowRunId: crafter.CraftingState.GetAttestation().GetWorkflow().GetWorkflowRunId(),
-			},
-		)
-		if err != nil {
-			return nil, fmt.Errorf("getting upload creds: %w", err)
-		}
-		b := creds.GetResult().GetBackend()
-		if b == nil {
-			return nil, fmt.Errorf("no backend found in upload creds")
+		workflowRunID := crafter.CraftingState.GetAttestation().GetWorkflow().GetWorkflowRunId()
+		connectionCloserFn, getCASBackendErr := getCASBackend(ctx, client, workflowRunID, action.casCAPath, action.casURI, action.connectionInsecure, action.Logger, casBackend)
+		if getCASBackendErr != nil {
+			return nil, fmt.Errorf("failed to get CAS backend: %w", getCASBackendErr)
 		}
-		casBackend.Name = b.Provider
-		casBackend.MaxSize = b.GetLimits().MaxBytes
-		// Some CASBackends will actually upload information to the CAS server
-		// in such case we need to set up a connection
-		if !b.IsInline && creds.Result.Token != "" {
-			var opts = []grpcconn.Option{
-				grpcconn.WithInsecure(action.connectionInsecure),
-			}
-
-			if action.casCAPath != "" {
-				opts = append(opts, grpcconn.WithCAFile(action.casCAPath))
-			}
-
-			artifactCASConn, err := grpcconn.New(action.casURI, creds.Result.Token, opts...)
-			if err != nil {
-				return nil, fmt.Errorf("creating CAS connection: %w", err)
-			}
-			defer artifactCASConn.Close()
-
-			casBackend.Uploader = casclient.New(artifactCASConn, casclient.WithLogger(action.Logger))
+		if connectionCloserFn != nil {
+			// nolint: errcheck
+			defer connectionCloserFn()
 		}
 	}
 

app/cli/pkg/action/attestation_init.go

@@ -27,6 +27,7 @@ import (
 	"github.com/chainloop-dev/chainloop/app/controlplane/pkg/unmarshal"
 	"github.com/chainloop-dev/chainloop/pkg/attestation/crafter"
 	clientAPI "github.com/chainloop-dev/chainloop/pkg/attestation/crafter/api/attestation/v1"
+	"github.com/chainloop-dev/chainloop/pkg/casclient"
 	"github.com/chainloop-dev/chainloop/pkg/policies"
 	"github.com/rs/zerolog"
 )
@@ -37,16 +38,22 @@ type AttestationInitOpts struct {
 	// Force the initialization and override any existing, in-progress ones.
 	// Note that this is only useful when local-based attestation state is configured
 	// since it's a protection to make sure you don't override the state by mistake
-	Force          bool
-	UseRemoteState bool
-	LocalStatePath string
+	Force              bool
+	UseRemoteState     bool
+	LocalStatePath     string
+	CASURI             string
+	CASCAPath          string // optional CA certificate for the CAS connection
+	ConnectionInsecure bool
 }
 
 type AttestationInit struct {
 	*ActionsOpts
-	dryRun, force  bool
-	c              *crafter.Crafter
-	useRemoteState bool
+	dryRun, force      bool
+	c                  *crafter.Crafter
+	useRemoteState     bool
+	casURI             string
+	casCAPath          string
+	connectionInsecure bool
 }
 
 // ErrAttestationAlreadyExist means that there is an attestation in progress
@@ -67,11 +74,14 @@ func NewAttestationInit(cfg *AttestationInitOpts) (*AttestationInit, error) {
 	}
 
 	return &AttestationInit{
-		ActionsOpts:    cfg.ActionsOpts,
-		c:              c,
-		dryRun:         cfg.DryRun,
-		force:          cfg.Force,
-		useRemoteState: cfg.UseRemoteState,
+		ActionsOpts:        cfg.ActionsOpts,
+		c:                  c,
+		dryRun:             cfg.DryRun,
+		force:              cfg.Force,
+		useRemoteState:     cfg.UseRemoteState,
+		casURI:             cfg.CASURI,
+		casCAPath:          cfg.CASCAPath,
+		connectionInsecure: cfg.ConnectionInsecure,
 	}, nil
 }
 
@@ -219,6 +229,20 @@ func (action *AttestationInit) Run(ctx context.Context, opts *AttestationInitRun
 		attestationID = workflowRun.GetId()
 	}
 
+	// Get CAS credentials for PR metadata upload
+	var casBackend = &casclient.CASBackend{Name: "not-set"}
+	if !action.dryRun && attestationID != "" {
+		connectionCloserFn, err := getCASBackend(ctx, client, attestationID, action.casCAPath, action.casURI, action.connectionInsecure, action.Logger, casBackend)
+		if err != nil {
+			// We don't want to fail the attestation initialization if CAS setup fails, it's a best-effort feature for PR/MR metadata
+			action.Logger.Warn().Err(err).Msg("unexpected error getting CAS backend")
+		}
+		if connectionCloserFn != nil {
+			// nolint: errcheck
+			defer connectionCloserFn()
+		}
+	}
+
 	var authInfo *clientAPI.Attestation_Auth
 	if action.AuthTokenRaw != "" {
 		authInfo, err = extractAuthInfo(action.AuthTokenRaw)
@@ -268,6 +292,12 @@ func (action *AttestationInit) Run(ctx context.Context, opts *AttestationInitRun
 		return "", err
 	}
 
+	// Auto-collect PR/MR metadata if in PR/MR context
+	if err := action.c.AutoCollectPRMetadata(ctx, attestationID, discoveredRunner, casBackend); err != nil {
+		action.Logger.Warn().Err(err).Msg("failed to auto-collect PR/MR metadata")
+		// Don't fail the init - this is best-effort
+	}
+
 	return attestationID, nil
 }