initial k8s configs

Dockerfiles/megacosm-gunicorn.dockerfile → Dockerfiles/megacosm-webapp.dockerfile

@@ -4,10 +4,10 @@ WORKDIR /app
 #COPY megacosm log run.py requirements.txt /app/
 COPY . /app
 COPY config.py.example /app/config.py
+EXPOSE 8000
 
 RUN pip install --no-cache-dir --trusted-host pypi.python.org -r requirements.txt
 
-EXPOSE 8000
-CMD [ "/usr/local/bin/python", "run.py"]
+#CMD [ "/usr/local/bin/python", "run.py"]
 #CMD '/bin/bash'
-#/var/www/megacosm.morgajel.net/.env/bin/gunicorn --pid /var/run/megacosm/pid --bind unix:/var/run/megacosm/socket  megacosm:app -w 2
+CMD ["gunicorn", "megacosm:app", "-w", "4" ]

TF/main.tf

@@ -1,96 +1,4 @@
 provider "kubernetes" {}
 
-resource "kubernetes_namespace" "megacosm" {
-  metadata {
-    name = "megacosm"
-  }
-}
 
 
-resource "kubernetes_deployment" "megacosm-deployment" {
-  metadata {
-    name = "megacosm-deployment"
-    labels {
-      test = "Megacosm"
-    }
-  }
-
-  spec {
-    replicas = 2
-
-    selector {
-      match_labels {
-        test = "Megacosm"
-      }
-    }
-
-    template {
-      metadata {
-        labels {
-          test = "Megacosm"
-        }
-      }
-      spec {
-        container {
-          image = "redis:latest"
-          name  = "redis"
-          resources{
-            limits{
-              cpu    = "0.5"
-              memory = "512Mi"
-            }
-            requests{
-              cpu    = "250m"
-              memory = "50Mi"
-            }
-          }
-        }
-        container {
-          image="python:3.7"
-          name = "data-loader"
-        }
-      }
-    }
-  }
-}
-
-
-
-//resource "kubernetes_service" "redis-service" {
-//  metadata {
-//    name = "redis-service"
-//  }
-//  spec {
-//    selector {
-//      app = "${kubernetes_pod.redis.metadata.0.labels.app}"
-//    }
-//    session_affinity = "ClientIP"
-//    port {
-//      port = 16379
-//      target_port = 6379
-//    }
-//
-//    type = "LoadBalancer"
-//  }
-//}
-
-resource "kubernetes_pod" "megacosm" {
-  metadata {
-    name = "megacosm"
-    labels {
-      app = "Megacosm"
-    }
-  }
-
-  spec {
-    container {
-      image = "redis:latest"
-      name  = "redis"
-    }
-    container {
-      image = "python"
-      name  = "redis"
-    }
-  }
-}
-

k8s/dataloader.yml → k8s/megacosm-dataloader-job.yml

@@ -1,7 +1,8 @@
+---
 apiVersion: batch/v1
 kind: Job
 metadata:
-  name: single-job
+  name: megacosm-dataloader
 spec:
   backoffLimit: 6 # number of retries before throwing error
   activeDeadlineSeconds: 10 # time to allow job to run
@@ -17,6 +18,11 @@ spec:
           image: megacosm-dataloader:latest
           env:
           - name: REDISHOST
-            value: localhost
+            resourceFieldRef:
+              serviceName: megacosm-redis
+              resource:  medadata.name
           - name: REDISPORT
-            value: 6379
+            resourceFieldRef:
+              serviceName: megacosm-redis
+              resource: spec.ports.port
+

k8s/megacosm-namespace.yml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: megacosm

k8s/megacosm-redis-deployment.yml

@@ -0,0 +1,23 @@
+apiVersion: apps/v1 #  for k8s versions before 1.9.0 use apps/v1beta2  and before 1.8.0 use extensions/v1beta1
+kind: Deployment
+metadata:
+  name: megacosm-redis
+spec:
+  selector:
+    matchLabels:
+      app: megacosm-redis
+  replicas: 2
+  template:
+    metadata:
+      labels:
+        app: megacosm-redis
+    spec:
+      containers:
+      - name: megacosm-redis
+        image: morgajel/megacosm-redis  # or just image: redis
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        ports:
+        - containerPort: 6379

k8s/megacosm-redis-service.yml

@@ -0,0 +1,13 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: megacosm-redis
+  labels:
+    app: megacosm-redis
+spec:
+  ports:
+    - port: 6379
+      targetPort: 6379
+  selector:
+    app: megacosm-redis

k8s/megacosm-webapp-deployment.yml

@@ -0,0 +1,21 @@
+apiVersion: apps/v1 #  for k8s versions before 1.9.0 use apps/v1beta2  and before 1.8.0 use extensions/v1beta1
+kind: Deployment
+metadata:
+  name: megacosm-webapp
+spec:
+  selector:
+    matchLabels:
+      app: megacosm-webapp
+  replicas: 2
+  template:
+    metadata:
+      labels:
+        app: megacosm-webapp
+    spec:
+      containers:
+        - name: megacosm-webapp
+          image: morgajel/megacosm-webapp:latest
+          resources:
+          ports:
+            - containerPort: 8000
+

k8s/megacosm-webapp-ingress.yml

@@ -0,0 +1,14 @@
+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: megacosm-webapp-ingress
+  annotations:
+    ingress.kubernetes.io/rewrite-target: /
+spec:
+  rules:
+  - http:
+      paths:
+      - path: /
+        backend:
+          serviceName: megacosm-webapp
+          servicePort: 8000

k8s/megacosm-webapp-service.yml

@@ -0,0 +1,13 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: megacosm-webapp
+  labels:
+    app: megacosm-webapp
+spec:
+  ports:
+    - port: 8000
+      targetPort: 8000
+  selector:
+    app: megacosm-webapp