From 31688061d7ce5538a9bf137180754fe62c46571f Mon Sep 17 00:00:00 2001
From: Vishwas Siravara <vsiravara@gmail.com>
Date: Wed, 8 Mar 2023 14:14:08 -0800
Subject: [PATCH] Add script for updating OS base image in Makefile

Signed-off-by: Vishwas Siravara <vsiravara@gmail.com>
---
 .github/bin/update-os-image.sh         | 24 ++++++++++++++++++++++++
 .github/workflows/sync-submodules.yaml |  1 +
 2 files changed, 25 insertions(+)
 create mode 100755 .github/bin/update-os-image.sh

diff --git a/.github/bin/update-os-image.sh b/.github/bin/update-os-image.sh
new file mode 100755
index 000000000..5acc91567
--- /dev/null
+++ b/.github/bin/update-os-image.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+set -x
+# Set OS hash directory in finch-core as base directory for searching latest OS images.
+OS_BASE_IMAGE_HASH_DIR="./deps/finch-core/hashes/"
+
+OS_AARCH64_FILENAME_PATTERN="Fedora-Cloud-Base-.*-.*.aarch64-.*.qcow2"
+
+OS_X86_64_FILENAME_PATTERN="Fedora-Cloud-Base-.*-.*.x86_64-.*.qcow2"
+
+
+# Use wildcard patterns to search for the two files and assign their paths to variables
+AARCH64_FILEPATH=$(find "$OS_BASE_IMAGE_HASH_DIR" -name "Fedora-Cloud-Base-*-*.aarch64-*.qcow2.sha512" -print -quit)
+X86_64_FILEPATH=$(find "$OS_BASE_IMAGE_HASH_DIR" -name "Fedora-Cloud-Base-*-*.x86_64-*.qcow2.sha512" -print -quit)
+
+# Extract the file names without the path and remove the ".sha512" extension
+AARCH64_OS_BASE_IMAGE=$(basename "$AARCH64_FILEPATH" .sha512)
+X86_64_OS_BASE_IMAGE=$(basename "$X86_64_FILEPATH" .sha512)
+
+echo "AARCH64 base image: ${AARCH64_OS_BASE_IMAGE}"
+echo "X86_64 base image: ${X86_64_OS_BASE_IMAGE}"
+
+# Replace occurrences of FINCH_OS_BASENAME in the Makefile with the file names
+sed -E -i.bak 's|^([[:blank:]]*FINCH_OS_BASENAME[[:blank:]]*\?=[[:blank:]]*)('"${OS_AARCH64_FILENAME_PATTERN}"')|\1'"$AARCH64_OS_BASE_IMAGE"'|' Makefile
+sed -E -i.bak 's|^([[:blank:]]*FINCH_OS_BASENAME[[:blank:]]*\?=[[:blank:]]*)('"${OS_X86_64_FILENAME_PATTERN}"')|\1'"$X86_64_OS_BASE_IMAGE"'|' Makefile
diff --git a/.github/workflows/sync-submodules.yaml b/.github/workflows/sync-submodules.yaml
index a7f41d992..219162bf5 100644
--- a/.github/workflows/sync-submodules.yaml
+++ b/.github/workflows/sync-submodules.yaml
@@ -18,6 +18,7 @@ jobs:
       - name: Update sub modules
         run: |
           git submodule update --remote
+          ./.github/bin/update-os-image.sh
 
       - name: Create PR
         uses: peter-evans/create-pull-request@v4