mastodon-bot as cron

src/main/cljc/dda/k8s_mastodon_bot/core.cljc

@@ -19,8 +19,10 @@
    ))
 
 (defn generate-deployment []
-  (->
-   (yaml/from-string (yaml/load-resource "deployment.yaml"))))
+  (yaml/from-string (yaml/load-resource "deployment.yaml")))
+
+(defn generate-cron []
+  (yaml/from-string (yaml/load-resource "cron.yaml")))
 
 (defn-spec generate any?
   [my-config string?
@@ -28,4 +30,4 @@
   (cs/join "\n" 
            [(yaml/to-string (generate-config my-config my-auth))
             "---"
-            (yaml/to-string (generate-deployment))]))
+            (yaml/to-string (generate-cron))]))

src/main/cljs/dda/k8s_mastodon_bot/yaml.cljs

@@ -6,11 +6,14 @@
 
 (def config (rc/inline "config.yaml"))
 
+(def cron (rc/inline "cron.yaml"))
+
 (def deployment (rc/inline "deployment.yaml"))
 
 (defn load-resource [resource-name]
   (case resource-name
     "config.yaml" config
+    "cron.yaml" cron
     "deployment.yaml" deployment))
 
 (defn from-string [input]

src/main/resources/cron.yaml

@@ -0,0 +1,34 @@
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: mastodon-bot-cron
+  labels:
+    app.kubernetes.io/name: k8s-mastodon-bot
+spec:
+  schedule: "* */10 * * *"
+  successfulJobsHistoryLimit: 0
+  failedJobsHistoryLimit: 0
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          volumes:
+            - name: config-volume
+              configMap:
+                name: mastodon-bot
+          containers:
+            - image: domaindrivenarchitecture/mastodon-bot
+              name: mastodon-bot
+              env:
+                - name: MASTODON_BOT_CREDENTIALS
+                  value: /credentials.edn
+              volumeMounts:
+                - name: config-volume
+                  mountPath: /config.edn
+                  subPath: config.edn
+                  readOnly: true
+                - name: config-volume
+                  mountPath: /credentials.edn
+                  subPath: credentials.edn
+                  readOnly: true
+          restartPolicy: Never

src/main/resources/deployment.yaml

@@ -23,7 +23,6 @@ spec:
           env:
             - name: MASTODON_BOT_CREDENTIALS
               value: /credentials.edn
-          cmd:
           volumeMounts:
             - name: config-volume
               mountPath: /config.edn