oslo messenger warns of possible hang with wait()

- oslo messager warns of hang while using wait() after a start
  in ord/engine/app.py.
  Documantation [0] shows wait is used after the stop method.

- 'BaseException.message has been deprecated' warning resolved
  in ord/common/utils.py

- Add switch for RDS api check (True/False)

- Update Docker file

- Create key and config for access to github.com repo:
  https://github.com/ranger-agent/templates

[0]
docs.openstack.org/oslo.messaging/latest/reference/server.html

Change-Id: I60a65bb4f7c017ed4258c0b0cc5602397c19b930

Dockerfile

@@ -41,17 +41,21 @@ RUN pip install --default-timeout=100 -r requirements.txt
 
 RUN python setup.py install
 
-RUN cd ~/ \
-    && rm -fr /tmp/ranger-agent \
-    && mkdir /var/log/ranger-agent
-
 # Create user ranger_agent
 RUN useradd -u 1000 -ms /bin/bash ranger_agent
 
 # Change permissions
 RUN chown -R ranger_agent: /home/ranger_agent \
     && chown -R ranger_agent: /etc/ranger-agent \
-    && chown -R ranger_agent: /var/log/ranger-agent
+    && mkdir /var/log/ranger-agent \
+    && chown -R ranger_agent: /var/log/ranger-agent \
+    && cp -fr tools/.ssh  /home/ranger_agent/ \
+    && chown -R ranger_agent: /home/ranger_agent/.ssh \
+    && chmod 700 -R /home/ranger_agent/.ssh \
+    && chmod 644 /home/ranger_agent/.ssh/config \
+    && chmod 600 /home/ranger_agent/.ssh/ranger_agent \
+    && cd ~/ \
+    && rm -fr /tmp/ranger-agent
 
 # Set work directory
 USER ranger_agent

etc/ranger-agent.conf

@@ -32,15 +32,16 @@ project_name = service
 region_name = RegionOne
 user_domain_name = Default
 username = admin
-
+i
 [database]
 connection = mysql+pymysql://root:devstack@127.0.0.1:3306/ord
 max_retries = -1
 
 [orm]
 #This will assume the required ssh-keys are all already populated
-orm_template_repo_url = ssh://git@127.0.0.1:/home/repo/ranger_repo.git
+orm_template_repo_url = git@github.com:ranger-agent/templates.git
 #This is fake service call will be replaced with rds url
 rds_listener_endpoint = http://127.0.0.1:8777/v1/rds/status
+enable_rds_callback_check = True
 repo_pull_check_wait = 2
 retry_limits = 5

ord/common/utils.py

@@ -44,7 +44,7 @@ def load_file(name):
         payload = fd.read()
     except IOError as e:
         raise exc.InternalError(
-            'Can\'t load {!r}: {}'.format(e.filename, e.message))
+            'Can\'t load {!r}: {}'.format(e.filename, e.errno))
     return payload
 
 

ord/engine/app.py

@@ -15,8 +15,13 @@
 
 from ord.engine.engine import Engine
 from ord.engine.engine import QueueHandler
+from ord.openstack.common import log as logging
 from oslo_config import cfg
 import oslo_messaging as messaging
+import time
+
+
+LOG = logging.getLogger(__name__)
 
 
 def start():
@@ -36,7 +41,11 @@ def start():
 
     try:
         server.start()
-        server.wait()
+        LOG.info("Messaging engine started")
+        while True:
+            time.sleep(1)
     except KeyboardInterrupt:
-        # Add termination handling here
-        pass
+        LOG.info("Messaging engine stopped with ctrl-c")
+
+    server.stop()
+    server.wait()

tools/.ssh/config

@@ -0,0 +1,4 @@
+Host github.com
+   StrictHostKeyChecking no
+   UserKnownHostsFile /dev/null
+   IdentityFile /home/ranger_agent/.ssh/ranger_agent

tools/.ssh/ranger_agent

@@ -0,0 +1,28 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----
+