expose rpcbind service, so nfs client can use service IP to access NFS share

Signed-off-by: Huamin Chen <hchen@redhat.com>

examples/nfs/nfs-data/Dockerfile

@@ -20,7 +20,7 @@ ADD run_nfs.sh /usr/local/bin/
 ADD index.html /tmp/index.html
 RUN chmod 644 /tmp/index.html
 
-# expose mountd 20048/tcp and nfsd 2049/tcp
-EXPOSE 2049/tcp 20048/tcp
+# expose mountd 20048/tcp and nfsd 2049/tcp and rpcbind 111/tcp
+EXPOSE 2049/tcp 20048/tcp 111/tcp 111/udp
 
 ENTRYPOINT ["/usr/local/bin/run_nfs.sh", "/exports"]

examples/nfs/nfs-server-rc.yaml

@@ -13,12 +13,14 @@ spec:
     spec:
       containers:
       - name: nfs-server
-        image: gcr.io/google-samples/nfs-server:1.0
+        image: hchen/nfs3-server:latest #gcr.io/google-samples/nfs-server:1.0
         ports:
           - name: nfs
             containerPort: 2049
           - name: mountd
             containerPort: 20048
+          - name: rpcbind
+            containerPort: 111
         securityContext:
           privileged: true
         volumeMounts:

examples/nfs/nfs-server-service.yaml

@@ -8,5 +8,7 @@ spec:
       port: 2049
     - name: mountd
       port: 20048
+    - name: rpcbind
+      port: 111
   selector:
     role: nfs-server