From ef1f8bb44092709785f87324df1949ec71de2b8e Mon Sep 17 00:00:00 2001
From: Andrei Kartashov <a@ioot.xyz>
Date: Mon, 25 Sep 2023 02:35:30 +0700
Subject: [PATCH] loki+promtail

---
 README.rst                                    | 10 ++++
 .../observability/loki/application.yaml       | 49 +++++++++++++++++++
 .../loki/manifests/grafanadatasource.yaml     | 16 ++++++
 .../observability/promtail/application.yaml   | 27 ++++++++++
 4 files changed, 102 insertions(+)
 create mode 100644 state/gullfaxi/system/observability/loki/application.yaml
 create mode 100644 state/gullfaxi/system/observability/loki/manifests/grafanadatasource.yaml
 create mode 100644 state/gullfaxi/system/observability/promtail/application.yaml

diff --git a/README.rst b/README.rst
index c5527df..413f344 100644
--- a/README.rst
+++ b/README.rst
@@ -36,6 +36,10 @@ Applications & Projects
 +------------------------------+----------------------------------------------------------------+-------------------------+
 | Local-Path-Provisioner_      | `Rancher Local-Path`_                                          | |local-path_status|     |
 +------------------------------+----------------------------------------------------------------+-------------------------+
+| Loki_                        |                                                                | |loki_status|           |
++------------------------------+----------------------------------------------------------------+-------------------------+
+| Promtail_                    |                                                                | |promtail_status|       |
++------------------------------+----------------------------------------------------------------+-------------------------+
 | Prometheus-node-exporter_    | `Node exporter`_                                               | |pne_status|            |
 +------------------------------+----------------------------------------------------------------+-------------------------+
 | Victoria-Metrics-Operator_   | `Victoria Metrics Operator`_                                   | |vm-op_status|          |
@@ -98,6 +102,12 @@ Applications & Projects
 .. _Rancher Local-Path: https://github.com/rancher/local-path-provisioner
 .. |local-path_status| image:: https://argocd.ioot.xyz/api/badge?name=local-path-provisioner&revision=true
 
+.. _Loki: https://argocd.ioot.xyz/applications/argocd/loki
+.. |loki_status| image:: https://argocd.ioot.xyz/api/badge?name=loki&revision=true
+
+.. _Promtail: https://argocd.ioot.xyz/applications/argocd/promtail
+.. |promtail_status| image:: https://argocd.ioot.xyz/api/badge?name=promtail&revision=true
+
 .. _Prometheus-node-exporter: https://argocd.ioot.xyz/applications/argocd/prometheus-node-exporter
 .. _Node exporter: https://github.com/prometheus/node_exporter
 .. |pne_status| image:: https://argocd.ioot.xyz/api/badge?name=prometheus-node-exporter&revision=true
diff --git a/state/gullfaxi/system/observability/loki/application.yaml b/state/gullfaxi/system/observability/loki/application.yaml
new file mode 100644
index 0000000..16f1017
--- /dev/null
+++ b/state/gullfaxi/system/observability/loki/application.yaml
@@ -0,0 +1,49 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: loki
+  labels:
+    stack: observability
+spec:
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: loki
+  project: system
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+  sources:
+    - repoURL: git@github.com:amkartashov/gf-k8s.git
+      targetRevision: main
+      path: state/gullfaxi/system/observability/loki/manifests
+    - repoURL: https://grafana.github.io/helm-charts
+      chart: loki
+      targetRevision: 5.23.0
+      helm:
+        values: |
+          # https://github.com/grafana/loki/blob/main/production/helm/loki/values.yaml
+          # https://grafana.com/docs/loki/latest/setup/install/helm/install-monolithic/
+          gateway:
+            enabled: false
+          singleBinary:
+            replicas: 1
+            persistence:
+              enableStatefulSetAutoDeletePVC: false
+          loki:
+            auth_enabled: false
+            commonConfig:
+              replication_factor: 1
+            storage:
+              type: filesystem
+          test:
+            enabled: false
+          monitoring:
+            selfMonitoring:
+              enabled: false
+              grafanaAgent:
+                installOperator: false
+            lokiCanary:
+              enabled: false
diff --git a/state/gullfaxi/system/observability/loki/manifests/grafanadatasource.yaml b/state/gullfaxi/system/observability/loki/manifests/grafanadatasource.yaml
new file mode 100644
index 0000000..03ab337
--- /dev/null
+++ b/state/gullfaxi/system/observability/loki/manifests/grafanadatasource.yaml
@@ -0,0 +1,16 @@
+apiVersion: grafana.integreatly.org/v1beta1
+kind: GrafanaDatasource
+metadata:
+  name: loki
+spec:
+  allowCrossNamespaceImport: true
+  instanceSelector:
+    matchLabels:
+      instance: grafana
+  datasource:
+    name: loki
+    type: loki
+    access: proxy
+    url: http://loki.loki:3100
+    isDefault: true
+    editable: false
diff --git a/state/gullfaxi/system/observability/promtail/application.yaml b/state/gullfaxi/system/observability/promtail/application.yaml
new file mode 100644
index 0000000..3094192
--- /dev/null
+++ b/state/gullfaxi/system/observability/promtail/application.yaml
@@ -0,0 +1,27 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: promtail
+  labels:
+    stack: observability
+spec:
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: promtail
+  project: system
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+  sources:
+    - repoURL: https://grafana.github.io/helm-charts
+      chart: promtail
+      targetRevision: 6.15.2
+      helm:
+        values: |
+          # https://github.com/grafana/helm-charts/blob/main/charts/promtail/values.yaml
+          config:
+            clients:
+              - url: http://loki.loki:3100/loki/api/v1/push