Add get and show for config.hosts

Change-Id: Iaf7289161d73b4d06d1baaef7022f70b7c849bb9

.gitignore

@@ -3,6 +3,8 @@
 # documentation
 doc/build
 doc/source/_build
+AUTHORS
+ChangeLog
 
 .testrepository
 dist

README.rst

@@ -35,3 +35,13 @@ To use the python API, simply create a client with the endpoint::
                         auth_url='http://localhost:8080/v2/auth',
                         version='2_0')
       hosts = c.config.hosts.list()
+
+
+How to use it
+-------------
+
+Config-host-update::
+
+    surveil config-host-update [host_name] --address [ADDRESS] --custom_fields '{"_field1": "value1", "_field2": "value2"}'
+
+

surveilclient/common/http.py

@@ -113,7 +113,10 @@ class HTTPClient(object):
             kwargs['body'] = json.dumps(kwargs['body'])
 
         resp, body = self.request(url, method, **kwargs)
-        return resp, json.loads(body)
+        if body != "":
+            body = json.loads(body)
+
+        return resp, body
 
     def request(self, url, method, **kwargs):
         """Send an http request with the specified characteristics.

surveilclient/common/utils.py

@@ -53,6 +53,30 @@ def json_formatter(js):
     return jsonutils.dumps(js, indent=2, ensure_ascii=False)
 
 
+def print_item(objs, properties):
+    """ Add the missing properties to the objs """
+    for prop in properties:
+        if prop not in objs:
+            objs[prop] = ""
+
+    cols = [
+        'Property',
+        'Value'
+    ]
+
+    """ Override the properties keys pass in parameter """
+    list = []
+    for value in properties:
+        list.append({'prop': value, 'value': objs[value].__str__()})
+
+    formatters = {
+        'Property': lambda x: x['prop'],
+        'Value': lambda x: x['value']
+    }
+
+    print_list(list, cols, formatters=formatters)
+
+
 def print_list(objs, fields, field_labels=None, formatters={}, sortby=None):
     field_labels = field_labels or fields
     pt = prettytable.PrettyTable([f for f in field_labels],

surveilclient/tests/v2_0/config/test_hosts.py

@@ -12,6 +12,8 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
+import json
+
 import httpretty
 
 from surveilclient.tests.v2_0 import clienttest
@@ -37,16 +39,60 @@ class TestHosts(clienttest.ClientTest):
     def test_create(self):
         httpretty.register_uri(
             httpretty.POST, "http://localhost:8080/v2/config/hosts",
-            body='{"host_name": "new_host"}'
+            body='{"host_name": "new_host", "address": "192.168.2.1"}'
         )
 
         self.client.config.hosts.create(
-            host_name="new_host"
+            host_name="new_host",
+            address="192.168.2.1"
         )
 
         self.assertEqual(
-            httpretty.last_request().body.decode(),
+            json.loads(httpretty.last_request().body.decode()),
-            u'{"host_name": "new_host"}'
+            {
+                "host_name": "new_host",
+                "address": "192.168.2.1"
+            }
+        )
+
+    @httpretty.activate
+    def test_show(self):
+        httpretty.register_uri(
+            httpretty.GET,
+            "http://localhost:8080/v2/config/hosts/host_name_to_show",
+            body='{"host_name": "host_name_to_show"}'
+        )
+
+        host = self.client.config.hosts.get(
+            host_name="host_name_to_show"
+        )
+
+        self.assertEqual(
+            host,
+            {"host_name": "host_name_to_show"}
+        )
+
+    @httpretty.activate
+    def test_update(self):
+        httpretty.register_uri(
+            httpretty.PUT,
+            "http://localhost:8080/v2/config/hosts/host_name_to_update",
+            body='{"test": "test"}'
+        )
+
+        self.client.config.hosts.update(
+            "host_name_to_update",
+            address="192.168.0.1",
+            check_period="24x7"
+        )
+
+        self.assertEqual(
+            json.loads(httpretty.last_request().body.decode()),
+            {
+                "check_period": u"24x7",
+                "host_name": u"host_name_to_update",
+                "address": u"192.168.0.1"
+            }
         )
 
     @httpretty.activate

surveilclient/v2_0/config/hosts.py

@@ -11,6 +11,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
+import json
 
 from surveilclient.common import surveil_manager
 
@@ -27,12 +28,37 @@ class HostsManager(surveil_manager.SurveilManager):
 
     def create(self, **kwargs):
         """Create a new host."""
+
+        if "custom_fields" in kwargs:
+            kwargs["custom_fields"] = json.loads(kwargs["custom_fields"])
+
         resp, body = self.http_client.json_request(
             HostsManager.base_url, 'POST',
             body=kwargs
         )
         return body
 
+    def get(self, host_name):
+        """Get a new host."""
+        resp, body = self.http_client.json_request(
+            HostsManager.base_url + '/' + host_name, 'GET',
+            body=''
+        )
+        return body
+
+    def update(self, host_name, **kwargs):
+        """Update a host."""
+        kwargs["host_name"] = host_name
+
+        if "custom_fields" in kwargs:
+            kwargs["custom_fields"] = json.loads(kwargs["custom_fields"])
+
+        resp, body = self.http_client.json_request(
+            HostsManager.base_url + '/' + host_name, 'PUT',
+            body=kwargs
+        )
+        return body
+
     def delete(self, host_name):
         """Delete a host."""
         resp, body = self.http_client.request(

surveilclient/v2_0/shell.py

@@ -45,12 +45,38 @@ def do_config_host_list(sc, args):
         utils.print_list(hosts, cols, formatters=formatters)
 
 
+@cliutils.arg("host_name", help="Name of the host")
+@cliutils.arg("--address", help="Address of the host")
+@cliutils.arg("--max_check_attempts")
+@cliutils.arg("--check_period")
+@cliutils.arg("--contacts")
+@cliutils.arg("--contact_groups")
+@cliutils.arg("--custom_fields")
+@cliutils.arg("--notification_interval")
+@cliutils.arg("--notification_period")
+@cliutils.arg("--use")
+def do_config_host_update(sc, args):
+    """Create a config host."""
+    arg_names = ['address',
+                 'max_check_attempts',
+                 'check_period',
+                 'contacts',
+                 'contact_groups',
+                 'custom_fields',
+                 'notification_interval',
+                 'notification_period',
+                 'use']
+    host = _dict_from_args(args, arg_names)
+    sc.config.hosts.update(args.host_name, **host)
+
+
 @cliutils.arg("--host_name", help="Name of the host")
 @cliutils.arg("--address", help="Address of the host")
 @cliutils.arg("--max_check_attempts")
 @cliutils.arg("--check_period")
 @cliutils.arg("--contacts")
 @cliutils.arg("--contact_groups")
+@cliutils.arg("--custom_fields")
 @cliutils.arg("--notification_interval")
 @cliutils.arg("--notification_period")
 @cliutils.arg("--use")
@@ -62,6 +88,7 @@ def do_config_host_create(sc, args):
                  'check_period',
                  'contacts',
                  'contact_groups',
+                 'custom_fields',
                  'notification_interval',
                  'notification_period',
                  'use']
@@ -69,6 +96,24 @@ def do_config_host_create(sc, args):
     sc.config.hosts.create(**host)
 
 
+@cliutils.arg("host_name", help="Name of the host")
+def do_config_host_show(sc, args):
+    """Show a specific host."""
+    host = sc.config.hosts.get(args.host_name)
+
+    if args.json:
+        print(utils.json_formatter(host))
+    elif host:
+        """ Specify the shown order and all the properties to display """
+        hostProperties = [
+            'host_name', 'address', 'check_period', 'contact_groups',
+            'contacts', 'custom_fields', 'max_check_attempts',
+            'notification_interval', 'notification_period', 'use'
+        ]
+
+        utils.print_item(host, hostProperties)
+
+
 @cliutils.arg("--host_name", help="Name of the host")
 def do_config_host_delete(sc, args):
     """Create a config host."""