Rebase attempt

No idea if I'm rebasing properly or not.  This is my first attempt.

cloud/cloudformation

@@ -43,10 +43,10 @@ options:
     aliases: []
   region:
     description:
-      - The AWS region the stack will be launched in
+      - The AWS region to use. If not specified then the value of the EC2_REGION environment variable, if any, is used.
     required: true
     default: null
-    aliases: []
+    aliases: ['aws_region', 'ec2_region']
   state:
     description:
       - If state is "present", stack will be created.  If state is "present" and if stack exists and template has changed, it will be updated.
@@ -81,10 +81,24 @@ tasks:
       ClusterSize: 3
 '''
 
-import boto.cloudformation.connection
 import json
 import time
 
+try:
+    import boto.cloudformation.connection
+except ImportError:
+    print "failed=True msg='boto required for this module'"
+    sys.exit(1)
+
+AWS_REGIONS = ['ap-northeast-1',
+               'ap-southeast-1',
+               'ap-southeast-2',
+               'eu-west-1',
+               'sa-east-1',
+               'us-east-1',
+               'us-west-1',
+               'us-west-2']
+
 class Region:
     def __init__(self, region):
         '''connects boto to the region specified in the cloudformation template'''
@@ -146,11 +160,7 @@ def main():
         argument_spec=dict(
             stack_name=dict(required=True),
             template_parameters=dict(required=False),
-            region=dict(required=True,
+            region=dict(aliases=['aws_region', 'ec2_region'], required=True, choices=AWS_REGIONS),
-                        choices=['ap-northeast-1', 'ap-southeast-1',
-                                 'ap-southeast-2', 'eu-west-1',
-                                 'sa-east-1', 'us-east-1', 'us-west-1',
-                                 'us-west-2']),
             state=dict(default='present', choices=['present', 'absent']),
             template=dict(default=None, required=True),
             disable_rollback=dict(default=False)
@@ -159,16 +169,25 @@ def main():
 
     state = module.params['state']
     stack_name = module.params['stack_name']
-    region = Region(module.params['region'])
+    r = module.params['region']
     template_body = open(module.params['template'], 'r').read()
     disable_rollback = module.params['disable_rollback']
     template_parameters = module.params['template_parameters']
 
+    if not r:
+        if 'AWS_REGION' in os.environ:
+            r = os.environ['AWS_REGION']
+        elif 'EC2_REGION' in os.environ:
+            r = os.environ['EC2_REGION']
+    
+    
+
     # convert the template parameters ansible passes into a tuple for boto
     template_parameters_tup = [(k, v) for k, v in template_parameters.items()]
     stack_outputs = {}
 
     try:
+        region = Region(r)
         cfn = boto.cloudformation.connection.CloudFormationConnection(
             region=region)
     except boto.exception.NoAuthHandlerFound, e:

cloud/ec2

@@ -50,17 +50,17 @@ options:
   region:
     version_added: "1.2"
     description:
-      - the EC2 region to use
+      - The AWS region to use.  Must be specified if ec2_url is not used. If not specified then the value of the EC2_REGION environment variable, if any, is used.
     required: false
     default: null
-    aliases: []
+    aliases: [ 'aws_region', 'ec2_region' ]
   zone:
     version_added: "1.2"
     description:
-      - availability zone in which to launch the instance
+      - AWS availability zone in which to launch the instance
     required: false
     default: null
-    aliases: []
+    aliases: [ 'aws_zone', 'ec2_zone' ]
   instance_type:
     description:
       - instance type to use for the instance
@@ -99,22 +99,22 @@ options:
     aliases: []
   ec2_url:
     description:
-      - url to use to connect to EC2 or your Eucalyptus cloud (by default the module will use EC2 endpoints)
+      - Url to use to connect to EC2 or your Eucalyptus cloud (by default the module will use EC2 endpoints).  Must be specified if region is not used. If not set then the value of the EC2_URL environment variable, if any, is used
     required: false
     default: null
     aliases: []
-  ec2_secret_key:
+  aws_secret_key:
     description:
-      - EC2 secret key. If not specified then the EC2_SECRET_KEY environment variable is used.
+      - AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used. 
     required: false
     default: null
-    aliases: [ EC2_SECRET_KEY ]
+    aliases: [ 'ec2_secret_key', 'secret_key' ]
-  ec2_access_key:
+  aws_access_key:
     description:
-      - EC2 access key. If not specified then the EC2_ACCESS_KEY environment variable is used.
+      - AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
     required: false
     default: null
-    aliases: [ EC2_ACCESS_KEY ]
+    aliases: [ 'ec2_access_key', 'access_key' ]
   count:
     description:
       - number of instances to launch
@@ -190,6 +190,9 @@ author: Seth Vidal, Tim Gerla, Lester Wade
 '''
 
 EXAMPLES = '''
+# Note: None of these examples set aws_access_key, aws_secret_key, or region.
+# It is assumed that their matching environment variables are set.
+
 # Basic provisioning example
 - local_action:
     module: ec2
@@ -282,6 +285,15 @@ local_action:
 import sys
 import time
 
+AWS_REGIONS = ['ap-northeast-1',
+               'ap-southeast-1',
+               'ap-southeast-2',
+               'eu-west-1',
+               'sa-east-1',
+               'us-east-1',
+               'us-west-1',
+               'us-west-2']
+
 try:
     import boto.ec2
     from boto.exception import EC2ResponseError
@@ -517,8 +529,8 @@ def main():
             id = dict(),
             group = dict(type='list'),
             group_id = dict(),
-            region = dict(choices=['eu-west-1', 'sa-east-1', 'us-east-1', 'ap-northeast-1', 'us-west-2', 'us-west-1', 'ap-southeast-1', 'ap-southeast-2']),
+            region = dict(aliases=['aws_region', 'ec2_region'], choices=AWS_REGIONS),
-            zone = dict(),
+            zone = dict(aliases=['aws_zone', 'ec2_zone']),
             instance_type = dict(aliases=['type']),
             image = dict(),
             kernel = dict(),
@@ -527,9 +539,9 @@ def main():
             ramdisk = dict(),
             wait = dict(choices=BOOLEANS, default=False),
             wait_timeout = dict(default=300),
-            ec2_url = dict(aliases=['EC2_URL']),
+            ec2_url = dict(),
-            ec2_secret_key = dict(aliases=['EC2_SECRET_KEY'], no_log=True),
+            aws_secret_key = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True),
-            ec2_access_key = dict(aliases=['EC2_ACCESS_KEY']),
+            aws_access_key = dict(aliases=['ec2_access_key', 'access_key']),
             placement_group = dict(),
             user_data = dict(),
             instance_tags = dict(),
@@ -542,34 +554,47 @@ def main():
     )
 
     ec2_url = module.params.get('ec2_url')
-    ec2_secret_key = module.params.get('ec2_secret_key')
+    aws_secret_key = module.params.get('aws_secret_key')
-    ec2_access_key = module.params.get('ec2_access_key')
+    aws_access_key = module.params.get('aws_access_key')
     region = module.params.get('region')
 
 
     # allow eucarc environment variables to be used if ansible vars aren't set
     if not ec2_url and 'EC2_URL' in os.environ:
         ec2_url = os.environ['EC2_URL']
-    if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
+
-        ec2_secret_key = os.environ['EC2_SECRET_KEY']
+    if not aws_secret_key:
-    if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
+        if  'AWS_SECRET_KEY' in os.environ:
-        ec2_access_key = os.environ['EC2_ACCESS_KEY']
+            aws_secret_key = os.environ['AWS_SECRET_KEY']
+        elif 'EC2_SECRET_KEY' in os.environ:
+            aws_secret_key = os.environ['EC2_SECRET_KEY']
+
+    if not aws_access_key:
+        if 'AWS_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['AWS_ACCESS_KEY']
+        elif 'EC2_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['EC2_ACCESS_KEY']
+
+    if not region:
+        if 'AWS_REGION' in os.environ:
+            region = os.environ['AWS_REGION']
+        elif 'EC2_REGION' in os.environ:
+            region = os.environ['EC2_REGION']
 
     # If we have a region specified, connect to its endpoint.
     if region:
         try:
-            ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=ec2_access_key, aws_secret_access_key=ec2_secret_key)
+            ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=aws_access_key, aws_secret_access_key=aws_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
             module.fail_json(msg = str(e))
-    # Otherwise, no region so we fallback to the old connection method
+    # If we specified an ec2_url then try connecting to it
-    else:
+    elif ec2_url:
         try:
-            if ec2_url: # if we have an URL set, connect to the specified endpoint
+            ec2 = boto.connect_ec2_endpoint(ec2_url, aws_access_key, aws_secret_key)
-                ec2 = boto.connect_ec2_endpoint(ec2_url, ec2_access_key, ec2_secret_key)
-            else: # otherwise it's Amazon.
-                ec2 = boto.connect_ec2(ec2_access_key, ec2_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
             module.fail_json(msg = str(e))
+    else:
+        module.fail_json(msg="Either region or ec2_url must be specified")
 
     if module.params.get('state') == 'absent':
         instance_ids = module.params.get('instance_ids')

cloud/ec2_ami

@@ -23,22 +23,22 @@ description:
 options:
   ec2_url:
     description:
-      - url to use to connect to EC2 or your Eucalyptus cloud (by default the module will use EC2 endpoints)
+      - Url to use to connect to EC2 or your Eucalyptus cloud (by default the module will use EC2 endpoints).  Must be specified if region is not used. If not set then the value of the EC2_URL environment variable, if any, is used
     required: false
     default: null
     aliases: []
-  ec2_secret_key:
+  aws_secret_key:
     description:
-      - ec2 secret key
+      - AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used. 
     required: false
     default: null
-    aliases: []
+    aliases: [ 'ec2_secret_key', 'secret_key' ]
-  ec2_access_key:
+  aws_access_key:
     description:
-      - ec2 access key
+      - AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
     required: false
     default: null
-    aliases: []
+    aliases: ['ec2_access_key', 'access_key' ]
   instance_id:
     description:
       - instance id of the image to create
@@ -71,10 +71,10 @@ options:
     aliases: []
   region:
     description:
-      - the EC2 region to use
+      - The AWS region to use.  Must be specified if ec2_url is not used. If not specified then the value of the EC2_REGION environment variable, if any, is used.
     required: false
     default: null
-    aliases: []
+    aliases: [ 'aws_region', 'ec2_region' ]
   description:
     description:
       - An optional human-readable string describing the contents and purpose of the AMI.
@@ -113,8 +113,8 @@ EXAMPLES = '''
 # Basic AMI Creation
 - local_action:
     module: ec2_ami
-    ec2_access_key: xxxxxxxxxxxxxxxxxxxxxxx
+    aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
-    ec2_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+    aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
     instance_id: i-xxxxxx
     wait: yes
     name: newtest
@@ -123,8 +123,9 @@ EXAMPLES = '''
 # Basic AMI Creation, without waiting
 - local_action:
     module: ec2_ami
-    ec2_access_key: xxxxxxxxxxxxxxxxxxxxxxx
+    aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
-    ec2_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+    aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+    region: xxxxxx
     instance_id: i-xxxxxx
     wait: no
     name: newtest
@@ -133,8 +134,9 @@ EXAMPLES = '''
 # Deregister/Delete AMI
 - local_action:
     module: ec2_ami
-    ec2_access_key: xxxxxxxxxxxxxxxxxxxxxxx
+    aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
-    ec2_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+    aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+    region: xxxxxx
     image_id: ${instance.image_id}
     delete_snapshot: True
     state: absent
@@ -142,8 +144,9 @@ EXAMPLES = '''
 # Deregister AMI
 - local_action:
     module: ec2_ami
-    ec2_access_key: xxxxxxxxxxxxxxxxxxxxxxx
+    aws_access_key: xxxxxxxxxxxxxxxxxxxxxxx
-    ec2_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+    aws_secret_key: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+    region: xxxxxx
     image_id: ${instance.image_id}
     delete_snapshot: False
     state: absent
@@ -152,6 +155,15 @@ EXAMPLES = '''
 import sys
 import time
 
+AWS_REGIONS = ['ap-northeast-1',
+               'ap-southeast-1',
+               'ap-southeast-2',
+               'eu-west-1',
+               'sa-east-1',
+               'us-east-1',
+               'us-west-1',
+               'us-west-2']
+
 try:
     import boto.ec2
 except ImportError:
@@ -235,9 +247,9 @@ def deregister_image(module, ec2):
 def main():
     module = AnsibleModule(
         argument_spec = dict(
-            ec2_url = dict(aliases=['EC2_URL']),
+            ec2_url = dict(),
-            ec2_secret_key = dict(aliases=['EC2_SECRET_KEY'], no_log=True),
+            aws_secret_key = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True),
-            ec2_access_key = dict(aliases=['EC2_ACCESS_KEY']),
+            aws_access_key = dict(aliases=['ec2_access_key', 'access_key']),
             instance_id = dict(),
             image_id = dict(),
             delete_snapshot = dict(),
@@ -247,38 +259,51 @@ def main():
             description = dict(default=""),
             no_reboot = dict(default=True, type="bool"),
             state = dict(default='present'),
-            region = dict()
+            region = dict(aliases=['aws_region', 'ec2_region'], choices=AWS_REGIONS)
         )
     )
 
     ec2_url = module.params.get('ec2_url')
-    ec2_secret_key = module.params.get('ec2_secret_key')
+    aws_secret_key = module.params.get('aws_secret_key')
-    ec2_access_key = module.params.get('ec2_access_key')
+    aws_access_key = module.params.get('aws_access_key')
     region = module.params.get('region')
 
     # allow eucarc environment variables to be used if ansible vars aren't set
     if not ec2_url and 'EC2_URL' in os.environ:
         ec2_url = os.environ['EC2_URL']
-    if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
+
-        ec2_secret_key = os.environ['EC2_SECRET_KEY']
+    if not aws_secret_key:
-    if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
+        if  'AWS_SECRET_KEY' in os.environ:
-        ec2_access_key = os.environ['EC2_ACCESS_KEY']
+            aws_secret_key = os.environ['AWS_SECRET_KEY']
+        elif 'EC2_SECRET_KEY' in os.environ:
+            aws_secret_key = os.environ['EC2_SECRET_KEY']
+
+    if not aws_access_key:
+        if 'AWS_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['AWS_ACCESS_KEY']
+        elif 'EC2_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['EC2_ACCESS_KEY']
+
+    if not region:
+        if 'AWS_REGION' in os.environ:
+            region = os.environ['AWS_REGION']
+        elif 'EC2_REGION' in os.environ:
+            region = os.environ['EC2_REGION']
 
     # If we have a region specified, connect to its endpoint.
     if region:
         try:
-            ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=ec2_access_key, aws_secret_access_key=ec2_secret_key)
+            ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=aws_access_key, aws_secret_access_key=aws_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
-            module.fail_json(msg = str(" %s %s %s " % (region, ec2_access_key, ec2_secret_key)))
+            module.fail_json(msg = str(e))
-    # Otherwise, no region so we fallback to the old connection method
+    # If we specified an ec2_url then try connecting to it
-    else:
+    elif ec2_url:
         try:
-            if ec2_url: # if we have an URL set, connect to the specified endpoint
+            ec2 = boto.connect_ec2_endpoint(ec2_url, aws_access_key, aws_secret_key)
-                ec2 = boto.connect_ec2_endpoint(ec2_url, ec2_access_key, ec2_secret_key)
-            else: # otherwise it's Amazon.
-                ec2 = boto.connect_ec2(ec2_access_key, ec2_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
             module.fail_json(msg = str(e))
+    else:
+        module.fail_json(msg="Either region or ec2_url must be specified")
 
     if module.params.get('state') == 'absent':
         if not module.params.get('image_id'):

cloud/ec2_elb

@@ -25,7 +25,7 @@ description:
     if state=absent is passed as an argument.
   - Will be marked changed when called only if there are ELBs found to operate on.
 version_added: "1.2"
-requirements: [ "boto", "urllib2" ]
+requirements: [ "boto" ]
 author: John Jarvis
 options:
   state:
@@ -43,21 +43,23 @@ options:
       - List of ELB names, required for registration. The ec2_elbs fact should be used if there was a previous de-register.
     required: false
     default: None
-  ec2_secret_key:
+  aws_secret_key:
     description:
-      - AWS Secret API key
+      - AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used. 
     required: false
-    default: None
+    def2ault: None
-  ec2_access_key:
+    aliases: ['ec2_secret_key', 'secret_key' ]
+  aws_access_key:
     description:
-      - AWS Access API key
+      - AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
     required: false
     default: None
-  ec2_region:
+    aliases: ['ec2_access_key', 'access_key' ]
+  region:
     description:
-      - AWS region of your load balancer.  If not set then the region in which
+      - The AWS region to use. If not specified then the value of the EC2_REGION environment variable, if any, is used.
-        this module is running will be used.
     required: false
+    aliases: ['aws_region', 'ec2_region']
 
 """
 
@@ -103,22 +105,16 @@ except ImportError:
     print "failed=True msg='boto required for this module'"
     sys.exit(1)
 
-try:
-    import urllib2
-except ImportError:
-    print "failed=True msg='urllib2 required for this module'"
-    sys.exit(1)
-
 class ElbManager:
     """Handles EC2 instance ELB registration and de-registration"""
 
     def __init__(self, module, instance_id=None, ec2_elbs=None,
-                 ec2_access_key=None, ec2_secret_key=None, ec2_region=None):
+                 aws_access_key=None, aws_secret_key=None, region=None):
-        self.ec2_access_key = ec2_access_key
+        self.aws_access_key = aws_access_key
-        self.ec2_secret_key = ec2_secret_key
+        self.aws_secret_key = aws_secret_key
         self.module = module
         self.instance_id = instance_id
-        self.ec2_region = ec2_region
+        self.region = region
         self.lbs = self._get_instance_lbs(ec2_elbs)
 
         # if there are no ELBs to operate on
@@ -174,9 +170,9 @@ class ElbManager:
                   are attached to self.instance_id"""
 
         try:
-            endpoint="elasticloadbalancing.%s.amazonaws.com" % self.ec2_region
+            endpoint="elasticloadbalancing.%s.amazonaws.com" % self.region
-            connect_region = RegionInfo(name=self.ec2_region, endpoint=endpoint)
+            connect_region = RegionInfo(name=self.region, endpoint=endpoint)
-            elb = boto.ec2.elb.ELBConnection(self.ec2_access_key, self.ec2_secret_key, region=connect_region)
+            elb = boto.ec2.elb.ELBConnection(self.aws_access_key, self.aws_secret_key, region=connect_region)
         except boto.exception.NoAuthHandlerFound, e:
             self.module.fail_json(msg=str(e))
 
@@ -201,42 +197,44 @@ def main():
                     'choices': ['present', 'absent']},
             instance_id={'required': True},
             ec2_elbs={'default': None, 'required': False},
-            ec2_secret_key={'default': None, 'aliases': ['EC2_SECRET_KEY']},
+            aws_secret_key={'default': None, 'aliases': ['ec2_secret_key', 'secret_key'], 'no_log': True},
-            ec2_access_key={'default': None, 'aliases': ['EC2_ACCESS_KEY']},
+            aws_access_key={'default': None, 'aliases': ['ec2_access_key', 'access_key']},
-            ec2_region={'default': None, 'required': False, 'choices':AWS_REGIONS}
+            region={'default': None, 'required': False, 'aliases':['aws_region', 'ec2_region'], 'choices':AWS_REGIONS}
         )
     )
 
-    ec2_secret_key = module.params['ec2_secret_key']
+    aws_secret_key = module.params['aws_secret_key']
-    ec2_access_key = module.params['ec2_access_key']
+    aws_access_key = module.params['aws_access_key']
     ec2_elbs = module.params['ec2_elbs']
-    ec2_region = module.params['ec2_region']
+    region = module.params['region']
 
     if module.params['state'] == 'present' and 'ec2_elbs' not in module.params:
         module.fail_json(msg="ELBs are required for registration")
 
-    if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
+    if not aws_secret_key:
-        ec2_secret_key = os.environ['EC2_SECRET_KEY']
+        if  'AWS_SECRET_KEY' in os.environ:
-    if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
+            aws_secret_key = os.environ['AWS_SECRET_KEY']
-        ec2_access_key = os.environ['EC2_ACCESS_KEY']
+        elif 'EC2_SECRET_KEY' in os.environ:
+            aws_secret_key = os.environ['EC2_SECRET_KEY']
 
-    if not ec2_region and 'EC2_REGION' in os.environ:
+    if not aws_access_key:
-        ec2_region = os.environ['EC2_REGION']
+        if 'AWS_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['AWS_ACCESS_KEY']
+        elif 'EC2_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['EC2_ACCESS_KEY']
 
-    if not ec2_region:
+    if not region:
-        response = urllib2.urlopen('http://169.254.169.254/latest/meta-data/placement/availability-zone')
+        if 'AWS_REGION' in os.environ:
-        az = response.read()
+            region = os.environ['AWS_REGION']
-        for r in AWS_REGIONS:
+        elif 'EC2_REGION' in os.environ:
-            if az.startswith(r):
+            region = os.environ['EC2_REGION']
-                ec2_region = r
-                break
 
-        if not ec2_region:
+    if not region:
-            module.fail_json(msg = str("ec2_region not specified and unable to determine region from AWS."))
+        module.fail_json(msg = str("Either region or EC2_REGION environment variable must be set."))
 
     instance_id = module.params['instance_id']
-    elb_man = ElbManager(module, instance_id, ec2_elbs, ec2_access_key,
+    elb_man = ElbManager(module, instance_id, ec2_elbs, aws_access_key,
-                         ec2_secret_key, ec2_region=ec2_region)
+                         aws_secret_key, region=region)
 
     for elb in [ ec2_elbs ]:
         if not elb_man.exists(elb):

cloud/ec2_vol

@@ -22,6 +22,24 @@ description:
     - creates an EBS volume and optionally attaches it to an instance.  If both an instance ID and a device name is given and the instance has a device at the device name, then no volume is created and no attachment is made.  This module has a dependency on python-boto.
 version_added: "1.1"
 options:
+  aws_secret_key:
+    description:
+      - AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used. 
+    required: false
+    default: None
+    aliases: ['ec2_secret_key', 'secret_key' ]
+  aws_access_key:
+    description:
+      - AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
+    required: false
+    default: None
+    aliases: ['ec2_access_key', 'access_key' ]
+  ec2_url:
+    description:
+      - Url to use to connect to EC2 or your Eucalyptus cloud (by default the module will use EC2 endpoints).  Must be specified if region is not used. If not set then the value of the EC2_URL environment variable, if any, is used
+    required: false
+    default: null
+    aliases: []
   instance:
     description:
       - instance ID if you wish to attach the volume. 
@@ -49,16 +67,16 @@ options:
     aliases: []
   region:
     description:
-      - region in which to create the volume
+      - The AWS region to use. If not specified then the value of the EC2_REGION environment variable, if any, is used.
     required: false
     default: null
-    aliases: []
+    aliases: ['aws_region', 'ec2_region']
   zone:
     description:
       - zone in which to create the volume, if unset uses the zone the instance is in (if set) 
     required: false
     default: null
-    aliases: []
+    aliases: ['aws_zone', 'ec2_zone']
 requirements: [ "boto" ]
 author: Lester Wade
 '''
@@ -109,6 +127,15 @@ except ImportError:
     print "failed=True msg='boto required for this module'"
     sys.exit(1)
 
+AWS_REGIONS = ['ap-northeast-1',
+               'ap-southeast-1',
+               'ap-southeast-2',
+               'eu-west-1',
+               'sa-east-1',
+               'us-east-1',
+               'us-west-1',
+               'us-west-2']
+
 def main():
     module = AnsibleModule(
         argument_spec = dict(
@@ -116,11 +143,11 @@ def main():
             volume_size = dict(required=True),
             iops = dict(),
             device_name = dict(),
-            region = dict(),
+            region = dict(aliases=['aws_region', 'ec2_region'], choices=AWS_REGIONS),
-            zone = dict(),
+            zone = dict(aliases=['availability_zone', 'aws_zone', 'ec2_zone']),
-            ec2_url = dict(aliases=['EC2_URL']),
+            ec2_url = dict(),
-            ec2_secret_key = dict(aliases=['EC2_SECRET_KEY']),
+            aws_secret_key = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True),
-            ec2_access_key = dict(aliases=['EC2_ACCESS_KEY']),
+            aws_access_key = dict(aliases=['ec2_access_key', 'access_key']),
         )
     )
 
@@ -131,32 +158,45 @@ def main():
     region = module.params.get('region')
     zone = module.params.get('zone')
     ec2_url = module.params.get('ec2_url')
-    ec2_secret_key = module.params.get('ec2_secret_key')
+    aws_secret_key = module.params.get('aws_secret_key')
-    ec2_access_key = module.params.get('ec2_access_key')
+    aws_access_key = module.params.get('aws_access_key')
 
     # allow eucarc environment variables to be used if ansible vars aren't set
     if not ec2_url and 'EC2_URL' in os.environ:
         ec2_url = os.environ['EC2_URL']
-    if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
+
-        ec2_secret_key = os.environ['EC2_SECRET_KEY']
+    if not aws_secret_key:
-    if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
+        if  'AWS_SECRET_KEY' in os.environ:
-        ec2_access_key = os.environ['EC2_ACCESS_KEY']
+            aws_secret_key = os.environ['AWS_SECRET_KEY']
+        elif 'EC2_SECRET_KEY' in os.environ:
+            aws_secret_key = os.environ['EC2_SECRET_KEY']
+
+    if not aws_access_key:
+        if 'AWS_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['AWS_ACCESS_KEY']
+        elif 'EC2_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['EC2_ACCESS_KEY']
+
+    if not region:
+        if 'AWS_REGION' in os.environ:
+            region = os.environ['AWS_REGION']
+        elif 'EC2_REGION' in os.environ:
+            region = os.environ['EC2_REGION']
     
     # If we have a region specified, connect to its endpoint.
     if region: 
         try:
-            ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=ec2_access_key, aws_secret_access_key=ec2_secret_key)
+            ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=aws_access_key, aws_secret_access_key=aws_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
             module.fail_json(msg = str(e))
     # Otherwise, no region so we fallback to the old connection method
-    else: 
+    elif ec2_url:
         try:
-            if ec2_url: # if we have an URL set, connect to the specified endpoint 
+            ec2 = boto.connect_ec2_endpoint(ec2_url, aws_access_key, aws_secret_key)
-                ec2 = boto.connect_ec2_endpoint(ec2_url, ec2_access_key, ec2_secret_key)
-            else: # otherwise it's Amazon.
-                ec2 = boto.connect_ec2(ec2_access_key, ec2_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
             module.fail_json(msg = str(e))
+    else:
+        module.fail_json(msg="Either region or ec2_url must be specified")
 
     # Here we need to get the zone info for the instance. This covers situation where 
     # instance is specified but zone isn't.

cloud/rds

@@ -73,12 +73,12 @@ options:
     required: false
     default: null
     aliases: []
-  ec2_region:
+  region:
     description:
-      - the EC2 region to use.  If not specified then the EC2_REGION environment variable is used.  If neither exist then the AWS is queried for the region that the host invoking the module is located in.
+      - The AWS region to use. If not specified then the value of the EC2_REGION environment variable, if any, is used.
     required: true
     default: null
-    aliases: []
+    aliases: [ 'aws_region', 'ec2_region' ]
   db_name:
     description:
       - Name of a database to create within the instance.  If not specified then no database is created. Used only when command=create.
@@ -165,7 +165,7 @@ options:
       - availability zone in which to launch the instance. Used only when command=create or command=replicate.
     required: false
     default: null
-    aliases: []
+    aliases: ['aws_zone', 'ec2_zone']
   subnet:
     description:
       - VPC subnet group.  If specified then a VPC instance is created. Used only when command=create.
@@ -178,18 +178,18 @@ options:
     required: false
     default: null
     aliases: []
-  ec2_secret_key:
+  aws_secret_key:
     description:
-      - EC2 secret key. If not specified then the EC2_SECRET_KEY environment variable is used.
+      - AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used. 
     required: false
     default: null
-    aliases: []
+    aliases: [ 'ec2_secret_key', 'secret_key' ]
-  ec2_access_key:
+  aws_access_key:
     description:
-      - EC2 access key. If not specified then the EC2_ACCESS_KEY environment variable is used.
+      - AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
     required: false
     default: null
-    aliases: []
+    aliases: [ 'ec2_access_key', 'access_key' ]
   wait:
     description:
       - When command=create, replicate, or modify then wait for the database to enter the 'available' state.  When command=delete wait for the database to be terminated.
@@ -263,12 +263,6 @@ except ImportError:
     print "failed=True msg='boto required for this module'"
     sys.exit(1)
 
-try: 
-    import urllib2
-except ImportError:
-    print "failed=True msg='urllib2 required for this module'"
-    sys.exit(1)
-
 def main():
     module = AnsibleModule(
         argument_spec = dict(
@@ -293,11 +287,11 @@ def main():
             maint_window      = dict(required=False),
             backup_window     = dict(required=False),
             backup_retention  = dict(required=False), 
-            ec2_region        = dict(aliases=['EC2_REGION'], choices=AWS_REGIONS, required=False),
+            region            = dict(aliases=['aws_region', 'ec2_region'], choices=AWS_REGIONS, required=False),
-            zone              = dict(required=False),
+            zone              = dict(aliases=['aws_zone', 'ec2_zone'], required=False),
             subnet            = dict(required=False),
-            ec2_secret_key    = dict(aliases=['EC2_SECRET_KEY'], no_log=True, required=False),
+            aws_secret_key    = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True, required=False),
-            ec2_access_key    = dict(aliases=['EC2_ACCESS_KEY'], required=False),
+            aws_access_key    = dict(aliases=['ec2_access_key', 'access_key'], required=False),
             wait              = dict(type='bool', default=False),
             wait_timeout      = dict(default=300),
             snapshot          = dict(required=False),
@@ -327,39 +321,40 @@ def main():
     subnet             = module.params.get('subnet')
     backup_window      = module.params.get('backup_window')
     backup_retention   = module.params.get('module_retention')
-    ec2_region         = module.params.get('ec2_region')
+    region             = module.params.get('region')
     zone               = module.params.get('zone')
-    ec2_secret_key     = module.params.get('ec2_secret_key')
+    aws_secret_key     = module.params.get('aws_secret_key')
-    ec2_access_key     = module.params.get('ec2_access_key')
+    aws_access_key     = module.params.get('aws_access_key')
     wait               = module.params.get('wait')
     wait_timeout       = int(module.params.get('wait_timeout'))
     snapshot           = module.params.get('snapshot')
     apply_immediately  = module.params.get('apply_immediately')
 
     # allow environment variables to be used if ansible vars aren't set
-    if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
+    if not region:
-        ec2_secret_key = os.environ['EC2_SECRET_KEY']
+        if   'AWS_REGION' in os.environ:
-    if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
+            region = os.environ['AWS_REGION']
-        ec2_access_key = os.environ['EC2_ACCESS_KEY']
+        elif   'EC2_REGION' in os.environ:
-    if not ec2_region and 'EC2_REGION' in os.environ:
+            region = os.environ['EC2_REGION']
-        ec2_region = os.environ['EC2_REGION']
+
-
+    if not aws_secret_key:
-    # If region isn't set either as a param or environ variable then 
+        if  'AWS_SECRET_KEY' in os.environ:
-    # look up the current region via the AWS URL
+            aws_secret_key = os.environ['AWS_SECRET_KEY']
-    if not ec2_region:
+        elif 'EC2_SECRET_KEY' in os.environ:
-        response = urllib2.urlopen('http://169.254.169.254/latest/meta-data/placement/availability-zone')
+            aws_secret_key = os.environ['EC2_SECRET_KEY']
-        az = response.read()
+
-        for r in AWS_REGIONS:
+    if not aws_access_key:
-            if az.startswith(r):
+        if 'AWS_ACCESS_KEY' in os.environ:
-                ec2_region = r
+            aws_access_key = os.environ['AWS_ACCESS_KEY']
-                break
+        elif 'EC2_ACCESS_KEY' in os.environ:
-
+            aws_access_key = os.environ['EC2_ACCESS_KEY']
-        if not ec2_region:
+
-            module.fail_json(msg = str("ec2_region not specified and unable to determine region from AWS."))
+    if not aws_region:
+        module.fail_json(msg = str("region not specified and unable to determine region from EC2_REGION."))
 
     # connect to the rds endpoint
     try:
-        conn = boto.rds.connect_to_region(ec2_region, aws_access_key_id=ec2_access_key, aws_secret_access_key=ec2_secret_key)
+        conn = boto.rds.connect_to_region(aws_region, aws_access_key_id=aws_access_key, aws_secret_access_key=aws_secret_key)
     except boto.exception.BotoServerError, e:
         module.fail_json(msg = e.error_message)
 

cloud/route53

@@ -60,18 +60,18 @@ options:
     required: false
     default: null
     aliases: []
-  ec2_secret_key:
+  aws_secret_key:
     description:
-      - EC2 secret key. If not specified then the EC2_SECRET_KEY environment variable is used.
+      - AWS secret key. 
     required: false
     default: null
-    aliases: []
+    aliases: ['ec2_secret_key', 'secret_key']
-  ec2_access_key:
+  aws_access_key:
     description:
-      - EC2 access key. If not specified then the EC2_ACCESS_KEY environment variable is used.
+      - AWS access key. 
     required: false
     default: null
-    aliases: []
+    aliases: ['ec2_access_key', 'access_key']
 requirements: [ "boto" ]
 author: Bruce Pennypacker
 '''
@@ -98,9 +98,9 @@ EXAMPLES = '''
 - route53: >
       command=delete
       zone=foo.com
-      record={{ r.set.record }}
+      record={{ rec.set.record }}
-      type={{ r.set.type }}
+      type={{ rec.set.type }}
-      value={{ r.set.value }}
+      value={{ rec.set.value }}
 
 # Add an AAAA record.  Note that because there are colons in the value
 # that the entire parameter list must be quoted:
@@ -132,8 +132,8 @@ def main():
             ttl             = dict(required=False, default=3600),
             type            = dict(choices=['A', 'CNAME', 'MX', 'AAAA', 'TXT', 'PTR', 'SRV', 'SPF', 'NS'], required=True),
             value           = dict(required=False), 
-            ec2_secret_key  = dict(aliases=['EC2_SECRET_KEY'], no_log=True, required=False),
+            aws_secret_key  = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True, required=False),
-            ec2_access_key  = dict(aliases=['EC2_ACCESS_KEY'], required=False)
+            aws_access_key  = dict(aliases=['ec2_access_key', 'access_key'], required=False)
         )
     )
 
@@ -143,8 +143,8 @@ def main():
     record_in             = module.params.get('record')
     type_in               = module.params.get('type')
     value_in              = module.params.get('value')
-    ec2_secret_key        = module.params.get('ec2_secret_key')
+    aws_secret_key        = module.params.get('aws_secret_key')
-    ec2_access_key        = module.params.get('ec2_access_key')
+    aws_access_key        = module.params.get('aws_access_key')
 
     value_list = ()
 
@@ -165,14 +165,21 @@ def main():
             module.fail_json(msg = "parameter 'value' required for create/delete")
 
     # allow environment variables to be used if ansible vars aren't set
-    if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
+    if not aws_secret_key:
-        ec2_secret_key = os.environ['EC2_SECRET_KEY']
+        if  'AWS_SECRET_KEY' in os.environ:
-    if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
+            aws_secret_key = os.environ['AWS_SECRET_KEY']
-        ec2_access_key = os.environ['EC2_ACCESS_KEY']
+        elif 'EC2_SECRET_KEY' in os.environ:
+            aws_secret_key = os.environ['EC2_SECRET_KEY']
+
+    if not aws_access_key:
+        if 'AWS_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['AWS_ACCESS_KEY']
+        elif 'EC2_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['EC2_ACCESS_KEY']
 
     # connect to the route53 endpoint 
     try:
-        conn = boto.route53.connection.Route53Connection(ec2_access_key, ec2_secret_key)
+        conn = boto.route53.connection.Route53Connection(aws_access_key, aws_secret_key)
     except boto.exception.BotoServerError, e:
         module.fail_json(msg = e.error_message)
 

cloud/s3

@@ -72,18 +72,18 @@ options:
         - S3 URL endpoint. If not specified then the S3_URL environment variable is used, if that variable is defined.
     default: null
     aliases: [ S3_URL ]
-  ec2_access_key:
+  aws_secret_key:
     description:
-      - EC2 access key. If not specified then the EC2_ACCESS_KEY environment variable is used.
+      - AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used. 
     required: false
     default: null
-    aliases: [ EC2_ACCESS_KEY ]
+    aliases: ['ec2_secret_key', 'secret_key']
-  ec2_secret_key:
+  aws_access_key:
     description:
-      - EC2 secret key. If not specified then the EC2_SECRET_KEY environment variable is used.
+      - AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
     required: false
     default: null
-    aliases: [ EC2_SECRET_KEY ]
+    aliases: [ 'ec2_access_key', 'access_key' ]
 requirements: [ "boto" ]
 author: Lester Wade, Ralph Tice
 '''
@@ -252,8 +252,8 @@ def main():
             mode           = dict(choices=['get', 'put', 'delete', 'create', 'geturl', 'getstr'], required=True),
             expiry         = dict(default=600, aliases=['expiration']),
             s3_url         = dict(aliases=['S3_URL']),
-            ec2_secret_key = dict(aliases=['EC2_SECRET_KEY']),
+            aws_secret_key  = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True, required=False),
-            ec2_access_key = dict(aliases=['EC2_ACCESS_KEY']),
+            aws_access_key  = dict(aliases=['ec2_access_key', 'access_key'], required=False),
             overwrite      = dict(default=False, type='bool'),
         ),
     )
@@ -265,8 +265,8 @@ def main():
     mode = module.params.get('mode')
     expiry = int(module.params['expiry'])
     s3_url = module.params.get('s3_url')
-    ec2_secret_key = module.params.get('ec2_secret_key')
+    aws_secret_key = module.params.get('aws_secret_key')
-    ec2_access_key = module.params.get('ec2_access_key')
+    aws_access_key = module.params.get('aws_access_key')
     overwrite = module.params.get('overwrite')
     
     if module.params.get('object'):
@@ -275,21 +275,29 @@ def main():
     # allow eucarc environment variables to be used if ansible vars aren't set
     if not s3_url and 'S3_URL' in os.environ:
         s3_url = os.environ['S3_URL']
-    if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
+
-        ec2_secret_key = os.environ['EC2_SECRET_KEY']
+    if not aws_secret_key:
-    if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
+        if  'AWS_SECRET_KEY' in os.environ:
-        ec2_access_key = os.environ['EC2_ACCESS_KEY']
+            aws_secret_key = os.environ['AWS_SECRET_KEY']
+        elif 'EC2_SECRET_KEY' in os.environ:
+            aws_secret_key = os.environ['EC2_SECRET_KEY']
+
+    if not aws_access_key:
+        if 'AWS_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['AWS_ACCESS_KEY']
+        elif 'EC2_ACCESS_KEY' in os.environ:
+            aws_access_key = os.environ['EC2_ACCESS_KEY']
 
     # If we have an S3_URL env var set, this is likely to be Walrus, so change connection method
     if 'S3_URL' in os.environ:
         try:
             walrus = urlparse.urlparse(s3_url).hostname
-            s3 = boto.connect_walrus(walrus, ec2_access_key, ec2_secret_key)
+            s3 = boto.connect_walrus(walrus, aws_access_key, aws_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
             module.fail_json(msg = str(e))
     else:
         try:
-            s3 = boto.connect_s3(ec2_access_key, ec2_secret_key)
+            s3 = boto.connect_s3(aws_access_key, aws_secret_key)
         except boto.exception.NoAuthHandlerFound, e:
             module.fail_json(msg = str(e))