loki 대시보드 연동 추가

Author: choisungwook

apis/__init__.py

@@ -10,10 +10,12 @@
 from .gitlab.namespace import ns as gitlabAPI
 from .jenkins.namespace import ns as jenkinsAPI
 from .argocd.namespace import ns as argocdAPI
+from .grafana.namespace import ns as grafanaAPI
 from .index.namespace import ns as defatulIndex
 
 api.add_namespace(authAPI)
 api.add_namespace(gitlabAPI)
 api.add_namespace(jenkinsAPI)
 api.add_namespace(argocdAPI)
+api.add_namespace(grafanaAPI)
 api.add_namespace(defatulIndex)

apis/grafana/__init__.py

@@ -0,0 +1 @@
+from . import namespace

apis/grafana/namespace.py

@@ -0,0 +1,25 @@
+from flask_restx import Resource, Namespace
+from werkzeug.utils import redirect
+from urllib.parse import urljoin
+from config.grafana_config import get_grafana_host, get_grafana_dashboard_templatepath
+import chevron
+
+ns = Namespace('grafana', version="1.0", description='grafana controller')
+
+@ns.route("/log/<string:project_name>/<string:app_name>")
+class Index(Resource):
+    '''
+        앱 배포
+    '''
+    @ns.doc(response={200: "success"})
+    def get(self, project_name, app_name):
+
+        with open(get_grafana_dashboard_templatepath(), "r", encoding="utf-8") as f:
+            grafana_filter = chevron.render(f.readline(), {
+                "project_name": project_name,
+                "app_name": f"{project_name}-{app_name}"
+            })
+
+        grafana_dashboard_url = urljoin(get_grafana_host(), "/explore?orgId=1&left={}".format(grafana_filter))
+
+        return redirect(grafana_dashboard_url)

config/global_config.yaml

@@ -34,6 +34,10 @@ helm:
     helm_gitlab_groupurl: "common/common-helm"
     helm_gitlab_projectname: "springboot-helm"
 
+grafana:
+  host: "https://grafana.choilab.xyz/"
+  dashboard_filterpath: "grafana_dashboard_filter.json"
+
 argocd:
   access_token: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJiMmZkYjcxNS1kZmRkLTQwOTgtYjk0Yy1lMDIyZTBkYTAxM2IiLCJpYXQiOjE2MjM4NDcwMTMsImlzcyI6ImFyZ29jZCIsIm5iZiI6MTYyMzg0NzAxMywic3ViIjoiY2hvaTphcGlLZXkifQ.k8K8-nsyv-oXhLu9EQQkb5XiX0jEk9hDAJL_PRmZ3YQ"
   host: "https://argocd.choilab.xyz/"

config/grafana_config.py

@@ -0,0 +1,24 @@
+import yaml
+import os
+
+def get_grafana_host():
+    '''
+        리턴: 그라파나 host
+    '''
+
+    with open('config/global_config.yaml', 'r') as f:
+        config = yaml.safe_load(f)
+
+    return config['grafana']['host']
+
+def get_grafana_dashboard_templatepath():
+    '''
+        리턴: 그라파나 대시보드 템플릿 경로
+    '''
+
+    with open('config/global_config.yaml', 'r') as f:
+        config = yaml.safe_load(f)
+
+    return os.path.join('config', config['grafana']['dashboard_filterpath'])
+
+    

config/grafana_dashboard_filter.json

@@ -0,0 +1 @@
+["now-30m","now","Loki",{"expr":"{namespace=\"{{project_name}}\", pod=~\"{{app_name}}-.*\"}"},{"mode":"Logs"},{"ui":[true,true,true,"none"]}]

templates/gitlab/application_dashboard.html

@@ -35,7 +35,9 @@
             <td>
               <a href="/api/v1/argocd/deploy/{{application_info.deploy_url}}" target="_blank">배포 요청</a>
             </td>
-            <td>todo</td>
+            <td>
+              <a href="/api/v1/grafana/log/{{application_info.projectname}}/{{application_info.appname}}" target="_blank">컨테이너 로그</a>
+            </td>
           </tr>
         {% endfor %}
         </tbody>