Added env.enable_ra variable and change cert.py and ra.py plugin modules to register plugins conditionally

ipalib/__init__.py

@@ -701,7 +701,7 @@ plugin (or plugins) is imported.  For example:
 1
 >>> api.bootstrap(in_server=True) # We want to execute, not forward
 >>> len(api.env)
-38
+39
 
 `Env._bootstrap()`, which is called by `API.bootstrap()`, will create several
 run-time variables that connot be overriden in configuration files or through

ipalib/constants.py

@@ -115,6 +115,9 @@ DEFAULT_CONFIG = (
     ('prompt_all', False),
     ('interactive', True),
 
+    # Enable certain optional plugins:
+    ('enable_ra', False),
+
     # ********************************************************
     #  The remaining keys are never set from the values here!
     # ********************************************************

ipalib/plugins/cert.py

@@ -22,10 +22,12 @@
 Command plugins for IPA-RA certificate operations.
 """
 
-from ipalib import api, Command, Str, Int
+from ipalib import api
 
+if api.env.enable_ra:
+    from ipalib import Command, Str, Int
 
-class cert_request(Command):
+    class cert_request(Command):
         """
         Submit a certificate singing request.
         """
@@ -45,10 +47,10 @@ class cert_request(Command):
             else:
                 textui.print_plain('Failed to submit a certificate request.')
 
-api.register(cert_request)
+    api.register(cert_request)
 
 
-class cert_status(Command):
+    class cert_status(Command):
         """
         Check status of a certificate signing request.
         """
@@ -65,10 +67,10 @@ class cert_status(Command):
             else:
                 textui.print_plain('Failed to retrieve a request status.')
 
-api.register(cert_status)
+    api.register(cert_status)
 
 
-class cert_get(Command):
+    class cert_get(Command):
         """
         Retrieve an existing certificate.
         """
@@ -84,10 +86,10 @@ class cert_get(Command):
             else:
                 textui.print_plain('Failed to obtain a certificate.')
 
-api.register(cert_get)
+    api.register(cert_get)
 
 
-class cert_revoke(Command):
+    class cert_revoke(Command):
         """
         Revoke a certificate.
         """
@@ -107,10 +109,10 @@ class cert_revoke(Command):
             else:
                 textui.print_plain('Failed to revoke a certificate.')
 
-api.register(cert_revoke)
+    api.register(cert_revoke)
 
 
-class cert_remove_hold(Command):
+    class cert_remove_hold(Command):
         """
         Take a revoked certificate off hold.
         """
@@ -126,4 +128,4 @@ class cert_remove_hold(Command):
             else:
                 textui.print_plain('Failed to take a revoked certificate off hold.')
 
-api.register(cert_remove_hold)
+    api.register(cert_remove_hold)

ipaserver/plugins/ra.py

@@ -418,4 +418,5 @@ class ra(Backend):
         # self.debug("IPA-RA: stderr: '%s'" % stderr)
         return (p.returncode, stdout, stderr)
 
-api.register(ra)
+if api.env.enable_ra:
+    api.register(ra)