From 48610bef4193f820453df55c36ff0cad149780c2 Mon Sep 17 00:00:00 2001
From: Tim Wojtulewicz <tim@corelight.com>
Date: Tue, 22 Jul 2025 13:52:21 -0700
Subject: [PATCH] CI: Add weekly task for running builds with newest compilers

---
 .cirrus.yml                              | 28 ++++++++++++++++++++++++
 ci/opensuse-tumbleweed/prepare-weekly.sh | 27 +++++++++++++++++++++++
 2 files changed, 55 insertions(+)
 create mode 100755 ci/opensuse-tumbleweed/prepare-weekly.sh

diff --git a/.cirrus.yml b/.cirrus.yml
index a9557a83e1..7cc1947fa2 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -273,6 +273,34 @@ opensuse_tumbleweed_task:
   << : *CI_TEMPLATE
 #  << : *SKIP_TASK_ON_PR
 
+weekly_current_gcc_task:
+  container:
+    # Opensuse Tumbleweed has no EOL
+    dockerfile: ci/opensuse-tumbleweed/Dockerfile
+    << : *RESOURCES_TEMPLATE
+  prepare_script: ./ci/opensuse-tumbleweed/prepare-weekly.sh
+  << : *CI_TEMPLATE
+  only_if: >
+    ( $CIRRUS_REPO_NAME == 'zeek' || $CIRRUS_REPO_NAME == 'zeek-security' ) &&
+      $CIRRUS_BRANCH == 'master' ||
+      $CIRRUS_CRON == 'weekly'
+  env:
+    ZEEK_CI_COMPILER: gcc
+
+weekly_current_clang_task:
+  container:
+    # Opensuse Tumbleweed has no EOL
+    dockerfile: ci/opensuse-tumbleweed/Dockerfile
+    << : *RESOURCES_TEMPLATE
+  prepare_script: ./ci/opensuse-tumbleweed/prepare-weekly.sh
+  << : *CI_TEMPLATE
+  only_if: >
+    ( $CIRRUS_REPO_NAME == 'zeek' || $CIRRUS_REPO_NAME == 'zeek-security' ) &&
+      $CIRRUS_BRANCH == 'master' ||
+      $CIRRUS_CRON == 'weekly'
+  env:
+    ZEEK_CI_COMPILER: clang
+
 ubuntu24_10_task:
   container:
     # Ubuntu 24.10 EOL: 2025-07-30
diff --git a/ci/opensuse-tumbleweed/prepare-weekly.sh b/ci/opensuse-tumbleweed/prepare-weekly.sh
new file mode 100755
index 0000000000..be46e3e004
--- /dev/null
+++ b/ci/opensuse-tumbleweed/prepare-weekly.sh
@@ -0,0 +1,27 @@
+#!/bin/sh
+
+zypper refresh
+zypper patch -y --with-update --with-optional
+
+LATEST_VERSION=$(zypper search -n ${ZEEK_CI_COMPILER} |
+    awk -F "|" "match(\$2, / ${ZEEK_CI_COMPILER}([0-9]{2})[^-]/, a) {print a[1]}" |
+    sort | tail -1)
+
+echo "Installing ${ZEEK_CI_COMPILER} ${LATEST_VERSION}"
+
+zypper install -y "${ZEEK_CI_COMPILER}${LATEST_VERSION}"
+
+if [ "${ZEEK_CI_COMPILER}" == "gcc" ]; then
+    zypper install -y "${ZEEK_CI_COMPILER}${LATEST_VERSION}-c++"
+fi
+
+update-alternatives --install /usr/bin/cc cc "/usr/bin/${ZEEK_CI_COMPILER}-${LATEST_VERSION}" 100
+update-alternatives --set cc "/usr/bin/${ZEEK_CI_COMPILER}-${LATEST_VERSION}"
+
+if [ "${ZEEK_CI_COMPILER}" == "gcc" ]; then
+    update-alternatives --install /usr/bin/c++ c++ "/usr/bin/g++-${LATEST_VERSION}" 100
+    update-alternatives --set c++ "/usr/bin/g++-${LATEST_VERSION}"
+else
+    update-alternatives --install /usr/bin/c++ c++ "/usr/bin/clang++-${LATEST_VERSION}" 100
+    update-alternatives --set c++ "/usr/bin/clang++-${LATEST_VERSION}"
+fi