[spp] [PATCH 02/10] controller: move server help msg to SppCtlServer

[yasufum.o@gmail.com]

From: Yasufumi Ogawa <yasufum.o@gmail.com>

This patch is to move comment of `do_server` to `SppCtlServer.help` to
reduce the number of lines.

Signed-off-by: Yasufumi Ogawa <yasufum.o@gmail.com>
---
 src/controller/commands/server.py | 33 +++++++++++++++++++++++++++++++
 src/controller/shell.py           | 33 +++++--------------------------
 2 files changed, 38 insertions(+), 28 deletions(-)

diff --git a/src/controller/commands/server.py b/src/controller/commands/server.py
index c2bda9d..2b5913a 100644
--- a/src/controller/commands/server.py
+++ b/src/controller/commands/server.py
@@ -258,3 +258,36 @@ class SppCtlServer(object):
                 removed.ip_addr, removed.port))
 
         return True
+
+    @classmethod
+    def help(cls):
+        msg = """Switch SPP REST API server.
+
+        Show a list of servers. '*' means that it is under the control.
+
+            spp > server  # or 'server list'
+              1: 192.168.1.101:7777 *
+              2: 192.168.1.102:7777
+
+        Switch to the second node with index or address.
+
+            spp > server 2
+            Switch spp-ctl to "2: 192.168.1.102:7777".
+
+            # It is the same
+            spp > server 192.168.1.101  # no need port if default
+            Switch spp-ctl to "1: 192.168.1.101:7777".
+
+        Register or unregister a node by using 'add' or 'del' command.
+        For unregistering, node is also specified with index.
+
+            # Register third node
+            spp > server add 192.168.122.177
+            Registered spp-ctl "192.168.122.177:7777".
+
+            # Unregister second one
+            spp > server del 2  # or 192.168.1.102
+            Unregistered spp-ctl "192.168.1.102:7777".
+        """
+
+        print(msg)
diff --git a/src/controller/shell.py b/src/controller/shell.py
index 75dabaa..b86ba5c 100644
--- a/src/controller/shell.py
+++ b/src/controller/shell.py
@@ -253,38 +253,15 @@ class Shell(cmd.Cmd, object):
             self.recorded_file = None
 
     def do_server(self, commands):
-        """Switch SPP REST API server.
-
-        Show a list of servers. '*' means that it is under the control.
-
-            spp > server  # or 'server list'
-              1: 192.168.1.101:7777 *
-              2: 192.168.1.102:7777
-
-        Switch to the second node with index or address.
-
-            spp > server 2
-            Switch spp-ctl to "2: 192.168.1.102:7777".
-
-            # It is the same
-            spp > server 192.168.1.101  # no need port if default
-            Switch spp-ctl to "1: 192.168.1.101:7777".
-
-        Register or unregister a node by using 'add' or 'del' command.
-        For unregistering, node is also specified with index.
-
-            # Register third node
-            spp > server add 192.168.122.177
-            Registered spp-ctl "192.168.122.177:7777".
-
-            # Unregister second one
-            spp > server del 2  # or 192.168.1.102
-            Unregistered spp-ctl "192.168.1.102:7777".
-        """
+        """Switch SPP REST API server."""
 
         self.spp_ctl_server.run(commands)
         self.spp_ctl_cli = self.spp_ctl_server.get_current_server()
 
+    def help_server(self):
+        """Print help message of server command."""
+        server.SppCtlServer.help()
+
     def complete_server(self, text, line, begidx, endidx):
         """Completion for server command."""
 
-- 
2.17.1