Add app support for FluxCD: snmp

Add new manifest files to the snmp app to enable FluxCD support.

Test Plan:
- build, ISO image includes in progress fluxcd commits
- verify the armada app version of snmp
- verify the fluxcd app version of snmp
- test snmpwalk for 2c and 3 snmp version
- debian: build-pkgs -p stx-snmp-helm

Story: 2009138
Task: 45143

Signed-off-by: Giana Francisco <francisco.giana@windriver.com>
Change-Id: I4a895274caeb41d9121c6e5ab9a03565263cc5a9

centos_iso_image.inc

@@ -1 +1,2 @@
 stx-snmp-helm
+stx-snmp-helm-fluxcd

stx-snmp-helm/centos/stx-snmp-helm.spec

@@ -31,6 +31,14 @@ BuildRequires: python-k8sapp-snmp-wheels
 %description
 StarlingX SNMP Helm Charts
 
+%package fluxcd
+Summary: StarlingX SNMP FluxCD Helm Charts
+Group: base
+License: Apache-2.0
+
+%description fluxcd
+StarlingX SNMP FluxCD Helm Charts
+
 %prep
 %setup -n helm-charts-snmp-0-1-0-1.0.0
 
@@ -38,11 +46,14 @@ StarlingX SNMP Helm Charts
 
 cd helm-charts
 make
+
+# switch back to source root
 cd -
 
 # Create a chart tarball compliant with sysinv kube-app.py
 %define app_staging %{_builddir}/staging
 %define app_tarball %{app_name}-%{version}-%{tis_patch_ver}.tgz
+%define app_tarball_fluxcd %{app_name}-fluxcd-%{version}-%{tis_patch_ver}.tgz
 
 # Setup staging
 mkdir -p %{app_staging}
@@ -50,9 +61,9 @@ cp files/metadata.yaml %{app_staging}
 cp manifests/*.yaml %{app_staging}
 mkdir -p %{app_staging}/charts
 cp helm-charts/*.tgz %{app_staging}/charts
-cd %{app_staging}
 
 # Populate metadata
+cd %{app_staging}
 sed -i 's/@APP_NAME@/%{app_name}/g' %{app_staging}/metadata.yaml
 sed -i 's/@APP_VERSION@/%{version}-%{tis_patch_ver}/g' %{app_staging}/metadata.yaml
 sed -i 's/@HELM_REPO@/%{helm_repo}/g' %{app_staging}/metadata.yaml
@@ -61,17 +72,40 @@ sed -i 's/@HELM_REPO@/%{helm_repo}/g' %{app_staging}/metadata.yaml
 mkdir -p %{app_staging}/plugins
 cp /plugins/%{app_name}/*.whl %{app_staging}/plugins
 
-# package it up
+# calculate checksum of all files in app_staging
 find . -type f ! -name '*.md5' -print0 | xargs -0 md5sum > checksum.md5
+# package it up
 tar -zcf %{_builddir}/%{app_tarball} -C %{app_staging}/ .
 
+# switch back to source root
+cd -
+
+# Prepare app_staging for fluxcd package
+rm -f %{app_staging}/snmp_manifest.yaml
+
+cp -R fluxcd-manifests %{app_staging}/
+
+# calculate checksum of all files in app_staging
+cd %{app_staging}
+find . -type f ! -name '*.md5' -print0 | xargs -0 md5sum > checksum.md5
+# package fluxcd app
+tar -zcf %{_builddir}/%{app_tarball_fluxcd} -C %{app_staging}/ .
+
+# switch back to source root
+cd -
+
 # Cleanup staging
 rm -fr %{app_staging}
 
 %install
 install -d -m 755 %{buildroot}/%{app_folder}
 install -p -D -m 755 %{_builddir}/%{app_tarball} %{buildroot}/%{app_folder}
+install -p -D -m 755 %{_builddir}/%{app_tarball_fluxcd} %{buildroot}/%{app_folder}
 
 %files
 %defattr(-,root,root,-)
-%{app_folder}/*
+%{app_folder}/%{app_tarball}
+
+%files fluxcd
+%defattr(-,root,root,-)
+%{app_folder}/%{app_tarball_fluxcd}

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/base/helmrepository.yaml

@@ -0,0 +1,13 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+apiVersion: source.toolkit.fluxcd.io/v1beta1
+kind: HelmRepository
+metadata:
+  name: stx-platform
+spec:
+  url: http://192.168.206.1:8080/helm_charts/stx-platform
+  interval: 60m

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/base/kustomization.yaml

@@ -0,0 +1,8 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+resources:
+  - helmrepository.yaml

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/base/namespace.yaml

@@ -0,0 +1,10 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: kube-system

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/kustomization.yaml

@@ -0,0 +1,11 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: kube-system
+resources:
+  - base
+  - snmp

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/snmp/helmrelease.yaml

@@ -0,0 +1,36 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+apiVersion: "helm.toolkit.fluxcd.io/v2beta1"
+kind: HelmRelease
+metadata:
+  name: snmp
+  labels:
+    chart_group: snmp
+spec:
+  releaseName: ns-snmp
+  chart:
+    spec:
+      chart: snmp
+      version: 1.0.0
+      sourceRef:
+        kind: HelmRepository
+        name: stx-platform
+  interval: 5m
+  timeout: 30m
+  test:
+    enable: false
+  install:
+    disableHooks: false
+  upgrade:
+    disableHooks: false
+  valuesFrom:
+    - kind: Secret
+      name: snmp-static-overrides
+      valuesKey: snmp-static-overrides.yaml
+    - kind: Secret
+      name: snmp-system-overrides
+      valuesKey: snmp-system-overrides.yaml

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/snmp/kustomization.yaml

@@ -0,0 +1,18 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+namespace: kube-system
+resources:
+  - helmrelease.yaml
+secretGenerator:
+  - name: snmp-static-overrides
+    files:
+      - snmp-static-overrides.yaml
+  - name: snmp-system-overrides
+    files:
+      - snmp-system-overrides.yaml
+generatorOptions:
+  disableNameSuffixHash: true

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/snmp/snmp-static-overrides.yaml

@@ -0,0 +1,6 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+

stx-snmp-helm/stx-snmp-helm/fluxcd-manifests/snmp/snmp-system-overrides.yaml

@@ -0,0 +1,6 @@
+#
+# Copyright (c) 2022 Wind River Systems, Inc.
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+