Add rpm digest generation so FIPS enabled host can install rpm (opensearch-project#2102)

* Add rpm digest generation so FIPS enabled host can install rpm

Signed-off-by: Peter Zhu <[email protected]>

* Add more details

Signed-off-by: Peter Zhu <[email protected]>

Author: peterzhuamazon

scripts/pkg/build_templates/opensearch-dashboards/opensearch-dashboards.rpm.spec

@@ -4,6 +4,12 @@
 # Disable brp-java-repack-jars, so jars will not be decompressed and repackaged
 %define __jar_repack 0
 
+# Generate digests, 8 means algorithm of sha256
+# This is different from rpm sig algorithm
+# Requires rpm version 4.12 + to generate but b/c run on older versions
+%define _source_filedigest_algorithm 8
+%define _binary_filedigest_algorithm 8
+
 # User Define Variables
 %define product_dir %{_datadir}/%{name}
 %define config_dir %{_sysconfdir}/%{name}

scripts/pkg/build_templates/opensearch/opensearch.rpm.spec

@@ -4,6 +4,12 @@
 # Disable brp-java-repack-jars, so jars will not be decompressed and repackaged
 %define __jar_repack 0
 
+# Generate digests, 8 means algorithm of sha256
+# This is different from rpm sig algorithm
+# Requires rpm version 4.12 + to generate but b/c run on older versions
+%define _source_filedigest_algorithm 8
+%define _binary_filedigest_algorithm 8
+
 # User Define Variables
 %define product_dir %{_datadir}/%{name}
 %define config_dir %{_sysconfdir}/%{name}