Working manifest

Author: cybercoder

Dockerfile

@@ -4,12 +4,13 @@ ENV CGO_ENABLED 0
 ENV GOOS linux
 WORKDIR /
 COPY . .
-RUN go get -d && go mod download && go build -a -ldflags "-s -w" -installsuffix cgo -o beaveragentagent .
+ENV GOPROXY=http://registry.ik8s.ir/repository/golang.org/
+RUN go get -d && go mod download && go build -a -ldflags "-s -w" -installsuffix cgo -o beaveragent .
 
 FROM registry.ik8s.ir/alpine:latest
 COPY --from=builder /beaveragent .
-COPY --from=builder /cmd.sh .
-RUN apk --no-cache add ca-certificates openvswitch && mkdir -p /host/var/run/openvswitch && mkdir -p /host/var/lib/openvswitch && chmod +x ./beaveragent && chmod +x ./cmd.sh
+COPY --from=builder /entrypoint.sh .
+RUN apk --no-cache add ca-certificates openvswitch && mkdir -p /host/var/run/openvswitch && mkdir -p /host/var/lib/openvswitch && chmod +x ./beaveragent && chmod +x ./entrypoint.sh
 WORKDIR /
 
-CMD ["./cmd.sh && ./beaveragent"]
+CMD ["./entrypoint.sh"]

cmd.sh entrypoint.sh

@@ -1,27 +1,30 @@
 #!/bin/sh
- 
+# create ovs database if not exist.
 ovsdb-tool create /host/var/lib/openvswitch/conf.db 2> /dev/null
+# run ovsdb server
 ovsdb-server \
    --unixctl=/host/var/run/openvswitch/ovsdb-server.0.ctl \
    --pidfile=/host/var/run/openvswitch/ovsdb-server.pid \
    --remote=punix:/host/var/run/openvswitch/db.sock \
    --overwrite-pidfile \
    --detach \
    /host/var/lib/openvswitch/conf.db
- 
+#run openvswitch daemon
 ovs-vswitchd \
    --unixctl=/host/var/run/openvswitch/ovs-vswitchd.0.ctl \
    --pidfile=/host/var/run/openvswitch/ovs-vswitchd.pid \
    --overwrite-pidfile \
    --detach \
     unix:/host/var/run/openvswitch/db.sock
-
 # create default public external internet bridge
-ovs-vsctl --db=unix:/host/var/run/openvswitch/db.sock add-br $OVS_BRIDGE 2> /dev/null
-ovs-vsctl --db=unix:/host/var/run/openvswitch/db.sock add-port $OVS_BRIDGE $NODE_NIC 2> /dev/null
+ovs-vsctl --db=unix:/host/var/run/openvswitch/db.sock add-br $DEFAULT_OVS_BRIDGE 2> /dev/null
+ovs-vsctl --db=unix:/host/var/run/openvswitch/db.sock add-port $DEFAULT_OVS_BRIDGE $NODE_NIC 2> /dev/null
 
 # Isolataion for default public external network
-ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock del-flows $OVS_BRIDGE
-ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock add-flow $OVS_BRIDGE "priority=0,actions=drop"
-ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock add-flow $OVS_BRIDGE "in_port=$NODE_NIC,actions=NORMAL"
-ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock add-flow $OVS_BRIDGE "actions=output=$NODE_NIC"
+ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock del-flows $DEFAULT_OVS_BRIDGE
+ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock add-flow $DEFAULT_OVS_BRIDGE "priority=0,actions=drop"
+ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock add-flow $DEFAULT_OVS_BRIDGE "in_port=$NODE_NIC,actions=NORMAL"
+ovs-ofctl --db=unix:/host/var/run/openvswitch/db.sock add-flow $DEFAULT_OVS_BRIDGE "actions=output=$NODE_NIC"
+
+# run the agent
+./beaveragent

manifests/beaveragent.yaml

@@ -17,6 +17,11 @@ spec:
         imagePullPolicy: Always
         name: beaveragent
         resources: {}
+        env:
+        - name: DEFAULT_OVS_BRIDGE
+          value: ext
+        - name: NODE_NIC
+          value: eno33559296
         securityContext:
           capabilities:
             add:
@@ -31,6 +36,9 @@ spec:
           name: nodeovslib
         - mountPath: /lib/modules
           name: kernel-modules
+      hostIPC: true
+      hostNetwork: true
+      hostPID: true
       tolerations:
       - effect: NoSchedule
         key: node-role.kubernetes.io/master
@@ -56,10 +64,11 @@ apiVersion: v1
 kind: Service
 metadata:
   name: beaveragent-headless
+  namespace: ik8s-system
 spec:
   selector:
     app: beaveragent
   clusterIP: None
   ports:
-    port: 8000
-    targetPort: 8000
+    - port: 8000
+      targetPort: 8000