Compiled resources showoff

config.yaml

@@ -12,6 +12,7 @@ file-system-db:
 template-dir: /vagrant/templates
 
 resources-files-mask: /vagrant/resources/*/*.yaml
+resources-compiled-file: /vagrant/resources_compiled.py
 node_resource_template: /vagrant/resources/ro_node/
 
 state: /tmp/state/

example.py

@@ -11,6 +11,8 @@ from solar.core import validation
 
 from solar.interfaces.db import get_db
 
+import resources_compiled
+
 
 @click.group()
 def main():
@@ -24,10 +26,17 @@ def deploy():
 
     signals.Connections.clear()
 
-    node1 = resource.create('node1', 'resources/ro_node/', {'ip': '10.0.0.3', 'ssh_key': '/vagrant/.vagrant/machines/solar-dev1/virtualbox/private_key', 'ssh_user': 'vagrant'})
-    node2 = resource.create('node2', 'resources/ro_node/', {'ip': '10.0.0.4', 'ssh_key': '/vagrant/.vagrant/machines/solar-dev2/virtualbox/private_key', 'ssh_user': 'vagrant'})
+    #node1 = resource.create('node1', 'resources/ro_node/', {'ip': '10.0.0.3', 'ssh_key': '/vagrant/.vagrant/machines/solar-dev1/virtualbox/private_key', 'ssh_user': 'vagrant'})
+    #node1 = resources_compiled.RoNodeResource('node1', None, {'ip': '10.0.0.3', 'ssh_key': '/vagrant/.vagrant/machines/solar-dev1/virtualbox/private_key', 'ssh_user': 'vagrant'})
+    node1 = resources_compiled.RoNodeResource('node1', None, {})
+    node1.ip = '10.0.0.3'
+    node1.ssh_key = '/vagrant/.vagrant/machines/solar-dev1/virtualbox/private_key'
+    node1.ssh_user = 'vagrant'
+    #node2 = resource.create('node2', 'resources/ro_node/', {'ip': '10.0.0.4', 'ssh_key': '/vagrant/.vagrant/machines/solar-dev2/virtualbox/private_key', 'ssh_user': 'vagrant'})
+    node2 = resources_compiled.RoNodeResource('node2', None, {'ip': '10.0.0.4', 'ssh_key': '/vagrant/.vagrant/machines/solar-dev2/virtualbox/private_key', 'ssh_user': 'vagrant'})
 
-    rabbitmq_service1 = resource.create('rabbitmq_service1', 'resources/rabbitmq_service/', {'management_port': '15672', 'port': '5672', 'container_name': 'rabbitmq_service1', 'image': 'rabbitmq:3-management'})
+    #rabbitmq_service1 = resource.create('rabbitmq_service1', 'resources/rabbitmq_service/', {'management_port': '15672', 'port': '5672', 'container_name': 'rabbitmq_service1', 'image': 'rabbitmq:3-management'})
+    rabbitmq_service1 = resources_compiled.RabbitmqServiceResource('rabbitmq_service1', None, {'management_port': '15672', 'port': '5672', 'container_name': 'rabbitmq_service1', 'image': 'rabbitmq:3-management'})
     openstack_vhost = resource.create('openstack_vhost', 'resources/rabbitmq_vhost/', {'vhost_name': 'openstack'})
     openstack_rabbitmq_user = resource.create('openstack_rabbitmq_user', 'resources/rabbitmq_user/', {'user_name': 'openstack', 'password': 'openstack_password'})
 

solar/requirements.txt

@@ -12,3 +12,4 @@ enum34==1.0.4
 redis==2.10.3
 pytest
 fakeredis
+inflection

solar/solar/cli.py

@@ -264,6 +264,22 @@ def init_cli_resource():
         r = sresource.load(resource_path)
         actions.resource_action(r, action_name)
 
+    @resource.command()
+    def compile_all():
+        from solar.core.resource import compiler
+
+        destination_path = utils.read_config()['resources-compiled-file']
+
+        if os.path.exists(destination_path):
+            os.remove(destination_path)
+
+        for path in utils.find_by_mask(utils.read_config()['resources-files-mask']):
+            meta = utils.yaml_load(path)
+            meta['base_path'] = os.path.dirname(path)
+
+            compiler.compile(meta)
+
+
     @resource.command()
     @click.argument('name')
     @click.argument('base_path')

solar/solar/core/resource/__init__.py

@@ -0,0 +1,20 @@
+__all__ = [
+    'Resource',
+    'assign_resources_to_nodes',
+    'connect_resources',
+    'create',
+    'load',
+    'load_all',
+    'prepare_meta',
+    'wrap_resource',
+]
+
+
+from solar.core.resource.resource import Resource
+from solar.core.resource.resource import assign_resources_to_nodes
+from solar.core.resource.resource import connect_resources
+from solar.core.resource.resource import create
+from solar.core.resource.resource import load
+from solar.core.resource.resource import load_all
+from solar.core.resource.resource import prepare_meta
+from solar.core.resource.resource import wrap_resource

solar/solar/core/resource/compiler.py

@@ -0,0 +1,66 @@
+import inflection
+import os
+import pprint
+
+from solar.core import resource
+from solar import utils
+
+
+RESOURCE_HEADER_TEMPLATE = """
+from solar.core.resource import Resource
+"""
+
+
+RESOURCE_CLASS_TEMPLATE = """
+
+
+class {class_name}(Resource):
+    _metadata = {{
+        'actions': {meta_actions},
+        'actions_path': '{actions_path}',
+        'base_path': '{base_path}',
+        'input': {meta_input},
+        'handler': '{handler}',
+    }}
+
+    {input_properties}
+"""
+
+
+RESOURCE_INPUT_PROPERTY_TEMPLATE = """
+    @property
+    def {name}(self):
+        return self.args['{name}']
+
+    @{name}.setter
+    def {name}(self, value):
+        #self.args['{name}'].value = value
+        #self.set_args_from_dict({{'{name}': value}})
+        self.update({{'{name}': value}})
+"""
+
+
+def compile(meta):
+    destination_file = utils.read_config()['resources-compiled-file']
+
+    resource.prepare_meta(meta)
+    meta['class_name'] = '{}Resource'.format(
+        inflection.camelize(meta['base_name'])
+    )
+    meta['meta_actions'] = pprint.pformat(meta['actions'])
+    meta['meta_input'] = pprint.pformat(meta['input'])
+
+    print meta['base_name'], meta['class_name']
+
+    if not os.path.exists(destination_file):
+        with open(destination_file, 'w') as f:
+            f.write(RESOURCE_HEADER_TEMPLATE.format(**meta))
+
+    with open(destination_file, 'a') as f:
+        input_properties = '\n'.join(
+            RESOURCE_INPUT_PROPERTY_TEMPLATE.format(name=name)
+            for name in meta['input']
+        )
+        f.write(RESOURCE_CLASS_TEMPLATE.format(
+            input_properties=input_properties, **meta)
+        )

solar/solar/core/resource/resource.py

@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-import copy
 import os
 
 from copy import deepcopy
@@ -19,9 +18,16 @@ db = get_db()
 
 
 class Resource(object):
+    _metadata = {}
+
     def __init__(self, name, metadata, args, tags=None):
         self.name = name
-        self.metadata = metadata
+        if metadata:
+            self.metadata = metadata
+        else:
+            self.metadata = deepcopy(self._metadata)
+
+        self.metadata['id'] = name
 
         self.tags = tags or []
         self.set_args_from_dict(args)
@@ -159,23 +165,28 @@ class Resource(object):
             raise Exception('Uuups, action is not available')
 
 
+def prepare_meta(meta):
+    actions_path = os.path.join(meta['base_path'], 'actions')
+    meta['actions_path'] = actions_path
+    meta['base_name'] = os.path.split(meta['base_path'])[-1]
+
+    meta['actions'] = {}
+    if os.path.exists(meta['actions_path']):
+        for f in os.listdir(meta['actions_path']):
+            meta['actions'][os.path.splitext(f)[0]] = f
+
+
 def create(name, base_path, args, tags=[], connections={}):
     if not os.path.exists(base_path):
         raise Exception('Base resource does not exist: {0}'.format(base_path))
 
     base_meta_file = os.path.join(base_path, 'meta.yaml')
-    actions_path = os.path.join(base_path, 'actions')
 
     meta = utils.yaml_load(base_meta_file)
-    meta['id'] = name
-    meta['version'] = '1.0.0'
-    meta['actions'] = {}
-    meta['actions_path'] = actions_path
     meta['base_path'] = os.path.abspath(base_path)
+    meta['version'] = '1.0.0'
 
-    if os.path.exists(actions_path):
-        for f in os.listdir(actions_path):
-            meta['actions'][os.path.splitext(f)[0]] = f
+    prepare_meta(meta)
 
     resource = Resource(name, meta, args, tags=tags)
     signals.assign_connections(resource, connections)