[chore][CI] Remove EOL distros from test matrices (#6073)

* Remove EOL distros from test matrices

* Update changelog and also mass deployment notes

Author: pjanotti

.github/workflows/ansible.yml

@@ -56,7 +56,7 @@ jobs:
     name: Linux Test
     needs: lint
     # Use ubuntu-20.04.5 for containers with cgroups v1. Otherwise, use ubuntu-24.04 (cgroups v2).
-    runs-on: ${{ fromJSON('["ubuntu-24.04", "ubuntu-20.04"]')[contains(fromJSON('["amazonlinux2", "centos9", "opensuse12", "ubuntu1604"]'), matrix.distro)] }}
+    runs-on: ${{ fromJSON('["ubuntu-24.04", "ubuntu-20.04"]')[contains(fromJSON('["amazonlinux2", "centos9", "ubuntu1604"]'), matrix.distro)] }}
     strategy:
       fail-fast: false
       matrix:
@@ -71,7 +71,6 @@ jobs:
           - centos9
           - debian11
           - debian12
-          - opensuse12
           - ubuntu2004
           - ubuntu2204
 

.github/workflows/auto-instrumentation.yml

@@ -96,19 +96,18 @@ jobs:
           testcase="\"express\",\"tomcat\",\"dotnet\""
           # splunk-otel-dotnet currently not supported on arm64
           # amazonlinux-2 requires cgroup v1, only available on version 20.04 that doesn't have an arm runner
-          # opensuse-12 (leap 42) does not support arm64
-          exclude='{"ARCH": "arm64", "TESTCASE": "dotnet"},{"DISTRO": "opensuse-12", "ARCH": "arm64"},{"DISTRO": "amazonlinux-2", "ARCH": "arm64"}'
+          exclude='{"ARCH": "arm64", "TESTCASE": "dotnet"},{"DISTRO": "amazonlinux-2", "ARCH": "arm64"}'
           matrix="{\"DISTRO\": [${distro%,}], \"ARCH\": [${arch}], \"TESTCASE\": [${testcase}], \"exclude\": [${exclude}]}"
           echo "$matrix" | jq
           echo "matrix=${matrix}" >> $GITHUB_OUTPUT
     outputs:
       matrix: ${{ steps.get-matrix.outputs.matrix }}
 
   test-package:
-    # Amazon Linux 2 and OpenSUSE 12 use cgroup v1
+    # Amazon Linux 2 uses cgroup v1
     # Ubuntu 24.04 uses cgroup v2
-    # Fallback to Ubuntu 20.04 when the matrix.DISRO is one of these two above
-    runs-on: ubuntu-${{ (matrix.DISTRO != 'amazonlinux-2' && matrix.DISTRO != 'opensuse-12') && '24.04' || '20.04' }}${{ matrix.ARCH == 'arm64' && '-arm' || '' }}
+    # Fallback to Ubuntu 20.04 when appropriate
+    runs-on: ubuntu-${{ matrix.DISTRO != 'amazonlinux-2' && '24.04' || '20.04' }}${{ matrix.ARCH == 'arm64' && '-arm' || '' }}
     timeout-minutes: 60
     needs: [cross-compile, build-package, test-package-matrix]
     strategy:

.github/workflows/installer-script-test.yml

@@ -38,20 +38,19 @@ jobs:
           distro=$(for d in $dockerfiles; do echo -n "\"$d\","; done)
           arch='"amd64","arm64"'
           instrumentation='"none","preload","systemd"'
-          # opensuse-12 (leap 42) does not support arm64
           # amazonlinux-2 requires cgroup v1, only available on version 20.04 that doesn't have an arm runner
-          exclude='{"DISTRO": "opensuse-12", "ARCH": "arm64"},{"DISTRO": "amazonlinux-2", "ARCH": "arm64"}'
+          exclude='{"DISTRO": "amazonlinux-2", "ARCH": "arm64"}'
           matrix="{\"DISTRO\": [${distro%,}], \"ARCH\": [${arch}], \"INSTRUMENTATION\": [${instrumentation}], \"exclude\": [${exclude}]}"
           echo "$matrix" | jq
           echo "matrix=${matrix}" >> $GITHUB_OUTPUT
     outputs:
       matrix: ${{ steps.get-matrix.outputs.matrix }}
 
   linux-installer-script-test:
-    # Amazon Linux 2 and OpenSUSE 12 use cgroup v1
+    # Amazon Linux 2 uses cgroup v1
     # Ubuntu 24.04 uses cgroup v2
-    # Fallback to Ubuntu 20.04 when the matrix.DISRO is one of these two above
-    runs-on: ubuntu-${{ (matrix.DISTRO != 'amazonlinux-2' && matrix.DISTRO != 'opensuse-12') && '24.04' || '20.04' }}${{ matrix.ARCH == 'arm64' && '-arm' || '' }}
+    # Fallback to Ubuntu 20.04 when appropriate
+    runs-on: ubuntu-${{ matrix.DISTRO != 'amazonlinux-2' && '24.04' || '20.04' }}${{ matrix.ARCH == 'arm64' && '-arm' || '' }}
     timeout-minutes: 90
     needs: installer-test-matrix
     strategy:

.github/workflows/linux-package-test.yml

@@ -151,20 +151,19 @@ jobs:
           fi
           distro=$(for d in $dockerfiles; do echo -n "\"$d\","; done)
           arch="\"amd64\", \"arm64\""
-          # opensuse-12 (leap 42) does not support arm64
-          # amazonlinux-2 and tar-centos-7 require cgroup v1, only available on version 20.04 that doesn't have an arm runner
-          exclude='{"DISTRO": "opensuse-12", "ARCH": "arm64"},{"DISTRO": "amazonlinux-2", "ARCH": "arm64"},{"DISTRO": "tar-centos-7", "ARCH": "arm64"}'
+          # amazonlinux-2 requires cgroup v1, only available on version 20.04 that doesn't have an arm runner
+          exclude='{"DISTRO": "amazonlinux-2", "ARCH": "arm64"}'
           matrix="{\"DISTRO\": [${distro%,}], \"ARCH\": [${arch}], \"exclude\": [${exclude}]}"
           echo "$matrix" | jq
           echo "matrix=${matrix}" >> $GITHUB_OUTPUT
     outputs:
       matrix: ${{ steps.get-matrix.outputs.matrix }}
 
   test-package:
-    # Amazon Linux 2, OpenSUSE 12, and centos7 use cgroup v1
+    # Amazon Linux 2 uses cgroup v1
     # Ubuntu 24.04 uses cgroup v2
-    # Fallback to Ubuntu 20.04 when the matrix.DISRO is one of these two above
-    runs-on: ubuntu-${{ (matrix.DISTRO != 'amazonlinux-2' && matrix.DISTRO != 'opensuse-12' && matrix.DISTRO != 'tar-centos-7') && '24.04' || '20.04' }}${{ matrix.ARCH == 'arm64' && '-arm' || '' }}
+    # Fallback to Ubuntu 20.04 when appropriate
+    runs-on: ubuntu-${{ matrix.DISTRO != 'amazonlinux-2' && '24.04' || '20.04' }}${{ matrix.ARCH == 'arm64' && '-arm' || '' }}
     timeout-minutes: 30
     needs: [build-package, test-package-matrix]
     strategy:

.github/workflows/puppet-test.yml

@@ -80,10 +80,10 @@ jobs:
 
   puppet-test:
     name: puppet-test
-    # Amazon Linux 2 and OpenSUSE 12 use cgroup v1
+    # Amazon Linux 2 uses cgroup v1
     # Ubuntu 24.04 uses cgroup v2
-    # Fallback to Ubuntu 20.04 when the matrix.DISRO is one of these two above
-    runs-on: ubuntu-${{ (matrix.DISTRO != 'amazonlinux-2' && matrix.DISTRO != 'opensuse-12') && '24.04' || '20.04' }}
+    # Fallback to Ubuntu 20.04 when appropriate
+    runs-on: ubuntu-${{ matrix.DISTRO != 'amazonlinux-2' && '24.04' || '20.04' }}
     timeout-minutes: 60
     needs:
       - puppet-lint

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+###  🛑 Breaking changes 🛑
+
+- (Splunk) Support for OpenSUSE 12 and CentOS 7 (tar package) has been dropped ([#6073](https://github.com/signalfx/splunk-otel-collector/pull/6073))
+
 ## v0.122.0
 
 This Splunk OpenTelemetry Collector release includes changes from the [opentelemetry-collector v0.122.1](https://github.com/open-telemetry/opentelemetry-collector/releases/tag/v0.122.1)

deployments/ansible/README.md

@@ -13,10 +13,10 @@ Observability Cloud](https://www.splunk.com/en_us/observability.html).
 Currently, the following Linux distributions and versions are supported:
 
 - Amazon Linux: 2, 2023 (**Note:** Log collection with Fluentd not currently supported for Amazon Linux 2023.)
-- CentOS / Red Hat: 7, 8, 9
+- CentOS / Red Hat: 8, 9
 - Oracle: 8, 9
 - Debian: 9, 10, 11
-- SUSE: 12, 15 (**Note:** Only for collector versions v0.34.0 or higher. Log collection with Fluentd not currently supported.)
+- SUSE: 15 (**Note:** Only for collector versions v0.34.0 or higher. Log collection with Fluentd not currently supported.)
 - Ubuntu: 16.04, 18.04, 20.04, 22.04
 
 ## Windows

deployments/chef/README.md

@@ -17,10 +17,10 @@ https://www.splunk.com/en_us/observability.html).
 Currently, the following Linux distributions and versions are supported:
 
 - Amazon Linux: 2
-- CentOS / Red Hat: 7, 8, 9
+- CentOS / Red Hat: 8, 9
 - Oracle: 8, 9
 - Debian: 9, 10, 11
-- SUSE: 12, 15 (**Note:** Only for Collector versions v0.34.0 or higher. Log collection with Fluentd not currently supported.)
+- SUSE: 15 (**Note:** Only for Collector versions v0.34.0 or higher. Log collection with Fluentd not currently supported.)
 - Ubuntu: 18.04, 20.04, 22.04
 
 ## Windows

deployments/puppet/README.md

@@ -8,10 +8,10 @@ OpenTelemetry Collector.
 Currently, the following Linux distributions and versions are supported:
 
 - Amazon Linux: 2, 2023 (**Note:** Log collection with Fluentd not currently supported for Amazon Linux 2023.)
-- CentOS / Red Hat: 7, 8, 9
+- CentOS / Red Hat: 8, 9
 - Oracle: 8, 9
 - Debian: 9, 10, 11
-- SUSE: 12, 15 (**Note:** Only for collector versions v0.34.0 or higher. Log collection with Fluentd not currently supported.)
+- SUSE: 15 (**Note:** Only for collector versions v0.34.0 or higher. Log collection with Fluentd not currently supported.)
 - Ubuntu: 16.04, 18.04, 20.04, 22.04
 
 > Note: `systemd` is required to be installed on the host for service

deployments/salt/README.md

@@ -8,10 +8,10 @@ Observability Cloud](https://www.splunk.com/en_us/observability.html).
 Currently, the following Linux distributions and versions are supported:
 
 - Amazon Linux: 2, 2023 (**Note:** Log collection with Fluentd not currently supported for Amazon Linux 2023.)
-- CentOS / Red Hat: 7, 8, 9
+- CentOS / Red Hat: 8, 9
 - Oracle: 8, 9
 - Debian: 9, 10, 11
-- SUSE: 12, 15 (**Note:** Only for collector versions v0.34.0 or higher. Log collection with fluentd not currently supported.)
+- SUSE: 15 (**Note:** Only for collector versions v0.34.0 or higher. Log collection with fluentd not currently supported.)
 - Ubuntu: 16.04, 18.04, 20.04, 22.04
 
 ## Prerequisites