Initial SoftLayer API inventory client.

plugins/inventory/softlayer.py

+#!/usr/bin/env python
+"""
+SoftLayer external inventory script.
+
+The SoftLayer Python API client is required. Use `pip install softlayer` to install it.
+"""
+
+# Copyright (C) 2014  AJ Bourg <aj@ajbourg.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#
+# Thanks to the vagrant.py inventory script for giving me the basic structure
+# of this.
+#
+
+import SoftLayer
+import sys
+import subprocess
+import re
+import string
+import argparse
+try:
+    import json
+except:
+    import simplejson as json
+
+class SoftLayerInventory(object):
+    def _empty_inventory(self):
+        return {"_meta" : {"hostvars" : {}}}
+
+    def __init__(self):
+        '''Main path'''
+
+        self.inventory = self._empty_inventory()
+
+        self.parse_options()
+
+        if self.args.list:
+            self.get_all_servers()
+            print self.json_format_dict(self.inventory, True)
+        elif self.args.host:
+            self.get_virtual_servers(client)
+            print self.json_format_dict(self.inventory["_meta"]["hostvars"][self.args.host], True)
+
+    def to_safe(self, word):
+        ''' Converts 'bad' characters in a string to underscores so they can be
+        used as Ansible groups '''
+
+        return re.sub("[^A-Za-z0-9\-\.]", "_", word)
+
+    def push(self, my_dict, key, element):
+        ''' Pushed an element onto an array that may not have been defined in
+        the dict '''
+
+        if key in my_dict:
+            my_dict[key].append(element);
+        else:
+            my_dict[key] = [element]
+
+    def parse_options(self):
+        '''Parse all the arguments from the CLI'''
+
+        parser = argparse.ArgumentParser(description='Produce an Ansible Inventory file based on EC2')
+        parser.add_argument('--list', action='store_true', default=False,
+                           help='List instances (default: False)')
+        parser.add_argument('--host', action='store',
+                           help='Get all the variables about a specific instance')
+        self.args = parser.parse_args()
+
+    def json_format_dict(self, data, pretty=False):
+        ''' Converts a dict to a JSON object and dumps it as a formatted
+        string '''
+
+        if pretty:
+            return json.dumps(data, sort_keys=True, indent=2)
+        else:
+            return json.dumps(data)
+
+    def process_instance(self, instance, instance_type="virtual"):
+        '''Populate the inventory dictionary with any instance information'''
+
+        # only want active instances
+        if 'status' in instance and instance['status']['name'] != 'Active':
+            return
+
+        # and powered on instances
+        if 'powerState' in instance and instance['powerState']['name'] != 'Running':
+            return
+
+        # 5 is active for hardware... see https://forums.softlayer.com/forum/softlayer-developer-network/general-discussion/2955-hardwarestatusid
+        if 'hardwareStatusId' in instance and instance['hardwareStatusId'] != 5:
+            return
+
+        if 'primaryIpAddress' not in instance:
+            print instance['fullyQualifiedDomainName'] + " doesn't have an ip!"
+            print instance
+            return
+
+        dest = instance['primaryIpAddress']
+
+        self.inventory["_meta"]["hostvars"][dest] = instance
+
+        # Inventory: group by memory
+        if 'maxMemory' in instance:
+            self.push(self.inventory, self.to_safe('memory_' + str(instance['maxMemory'])), dest)
+        elif 'memoryCapacity' in instance:
+            self.push(self.inventory, self.to_safe('memory_' + str(instance['memoryCapacity'])), dest)
+
+        # Inventory: group by cpu count
+        if 'maxCpu' in instance:
+            self.push(self.inventory, self.to_safe('cpu_' + str(instance['maxCpu'])), dest)
+        elif 'processorPhysicalCoreAmount' in instance:
+            self.push(self.inventory, self.to_safe('cpu_' + str(instance['processorPhysicalCoreAmount'])), dest)
+
+        # Inventory: group by datacenter
+        self.push(self.inventory, self.to_safe('datacenter_' + instance['datacenter']['name']), dest)
+
+        # Inventory: group by hostname
+        self.push(self.inventory, self.to_safe(instance['hostname']), dest)
+
+        # Inventory: group by FQDN
+        self.push(self.inventory, self.to_safe(instance['fullyQualifiedDomainName']), dest)
+
+        # Inventory: group by domain
+        self.push(self.inventory, self.to_safe(instance['domain']), dest)
+
+        # Inventory: group by type (hardware/virtual)
+        self.push(self.inventory, instance_type, dest)
+
+    def get_virtual_servers(self):
+        '''Get all the CCI instances'''
+        vs = SoftLayer.VSManager(self.client)
+        instances = vs.list_instances()
+
+        for instance in instances:
+            self.process_instance(instance)
+
+    def get_physical_servers(self):
+        '''Get all the hardware instances'''
+        hw = SoftLayer.HardwareManager(self.client)
+        instances = hw.list_hardware()
+
+        for instance in instances:
+            self.process_instance(instance, 'hardware')
+
+    def get_all_servers(self):
+        self.client = SoftLayer.Client()
+        self.get_virtual_servers()
+        self.get_physical_servers()
+
+SoftLayerInventory()
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