Print more debug info if kosli attest fails

snyk_scan_live_artifacts_and_attest_to_kosli.sh

@@ -106,9 +106,12 @@ attest_snyk_scan_to_kosli_trail()
     # Do attestation on the Flow+Trail representing this live-snyk-scan use-case.
     # Don't do attestation at the Artifact level because that would make
     # KOSLI_FLOW appear as an extra Flow in the Environment snapshots.
+    rm /tmp/user-data.json || true
+    printf '{"artifact_name": "%s", "fingerprint": "%s"}' "${artifact_name}" "${fingerprint}" > /tmp/user-data.json
+
     set +e
     kosli attest snyk \
-      --user-data=<(printf '{"artifact_name": "%s", "fingerprint": "%s"}' "$artifact_name" "$fingerprint") \
+      --user-data=/tmp/user-data.json \
       --flow="${KOSLI_FLOW}" \
       --trail="${KOSLI_TRAIL}" \
       --name="${repo}" \
@@ -123,7 +126,12 @@ attest_snyk_scan_to_kosli_trail()
       echo "-------------------------------"
       echo ERROR: failed to attest snyk results to Trail representing the live-snyk-scan
       echo kosli attest snyk --flow="${KOSLI_FLOW}" --trail="${KOSLI_TRAIL}" --name="${repo}"
+      echo
+      echo kosli.snyk.trail.log
       cat /tmp/kosli.snyk.trail.log
+      echo
+      echo user-data.json
+      cat /tmp/user-data.json
       exit ${STATUS}
     fi