Add EC2 spot instances
This commit is contained in:
Steve Pulec
parent
62b72377bd
commit
a0e2cb3d98
4 changed files with 379 additions and 21 deletions
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@ -1,12 +1,25 @@
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from jinja2 import Template
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from moto.ec2.models import ec2_backend
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from moto.ec2.utils import resource_ids_from_querystring
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class SpotInstances(object):
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def _get_param(self, param_name):
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return self.querystring.get(param_name, [None])[0]
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def _get_int_param(self, param_name):
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value = self._get_param(param_name)
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if value is not None:
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return int(value)
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def _get_multi_param(self, param_prefix):
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return [value[0] for key, value in self.querystring.items() if key.startswith(param_prefix)]
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def cancel_spot_instance_requests(self):
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raise NotImplementedError('SpotInstances.cancel_spot_instance_requests is not yet implemented')
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request_ids = self._get_multi_param('SpotInstanceRequestId')
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requests = ec2_backend.cancel_spot_instance_requests(request_ids)
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template = Template(CANCEL_SPOT_INSTANCES_TEMPLATE)
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return template.render(requests=requests)
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def create_spot_datafeed_subscription(self):
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raise NotImplementedError('SpotInstances.create_spot_datafeed_subscription is not yet implemented')
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@ -18,10 +31,186 @@ class SpotInstances(object):
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raise NotImplementedError('SpotInstances.describe_spot_datafeed_subscription is not yet implemented')
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def describe_spot_instance_requests(self):
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raise NotImplementedError('SpotInstances.describe_spot_instance_requests is not yet implemented')
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requests = ec2_backend.describe_spot_instance_requests()
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template = Template(DESCRIBE_SPOT_INSTANCES_TEMPLATE)
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return template.render(requests=requests)
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def describe_spot_price_history(self):
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raise NotImplementedError('SpotInstances.describe_spot_price_history is not yet implemented')
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def request_spot_instances(self):
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raise NotImplementedError('SpotInstances.request_spot_instances is not yet implemented')
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price = self._get_param('SpotPrice')
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image_id = self._get_param('LaunchSpecification.ImageId')
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count = self._get_int_param('InstanceCount')
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type = self._get_param('Type')
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valid_from = self._get_param('ValidFrom')
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valid_until = self._get_param('ValidUntil')
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launch_group = self._get_param('LaunchGroup')
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availability_zone_group = self._get_param('AvailabilityZoneGroup')
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key_name = self._get_param('LaunchSpecification.KeyName')
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security_groups = self._get_multi_param('LaunchSpecification.SecurityGroup.')
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user_data = self._get_param('LaunchSpecification.UserData')
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instance_type = self._get_param('LaunchSpecification.InstanceType')
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placement = self._get_param('LaunchSpecification.Placement.AvailabilityZone')
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kernel_id = self._get_param('LaunchSpecification.KernelId')
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ramdisk_id = self._get_param('LaunchSpecification.RamdiskId')
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monitoring_enabled = self._get_param('LaunchSpecification.Monitoring.Enabled')
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subnet_id = self._get_param('LaunchSpecification.SubnetId')
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requests = ec2_backend.request_spot_instances(
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price=price,
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image_id=image_id,
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count=count,
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type=type,
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valid_from=valid_from,
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valid_until=valid_until,
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launch_group=launch_group,
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availability_zone_group=availability_zone_group,
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key_name=key_name,
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security_groups=security_groups,
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user_data=user_data,
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instance_type=instance_type,
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placement=placement,
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kernel_id=kernel_id,
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ramdisk_id=ramdisk_id,
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monitoring_enabled=monitoring_enabled,
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subnet_id=subnet_id,
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)
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template = Template(REQUEST_SPOT_INSTANCES_TEMPLATE)
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return template.render(requests=requests)
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REQUEST_SPOT_INSTANCES_TEMPLATE = """<RequestSpotInstancesResponse xmlns="http://ec2.amazonaws.com/doc/2013-06-15/">
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<requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId>
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<spotInstanceRequestSet>
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{% for request in requests %}
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<item>
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<spotInstanceRequestId>{{ request.price }}</spotInstanceRequestId>
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<spotPrice>{{ request.price }}</spotPrice>
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<type>{{ request.type }}</type>
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<state>{{ request.state }}</state>
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<status>
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<code>pending-evaluation</code>
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<updateTime>YYYY-MM-DDTHH:MM:SS.000Z</updateTime>
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<message>Your Spot request has been submitted for review, and is pending evaluation.</message>
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</status>
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<availabilityZoneGroup>{{ request.availability_zone_group }}</availabilityZoneGroup>
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<launchSpecification>
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<imageId>{{ request.image_id }}</imageId>
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<keyName>{{ request.key_name }}</keyName>
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<groupSet>
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{% for group in request.security_groups %}
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<item>
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<groupId>{{ group.id }}</groupId>
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<groupName>{{ group.name }}</groupName>
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</item>
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{% endfor %}
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</groupSet>
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<kernelId>{{ request.kernel_id }}</kernelId>
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<ramdiskId>{{ request.ramdisk_id }}</ramdiskId>
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<subnetId>{{ request.subnet_id }}</subnetId>
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<instanceType>{{ request.instance_type }}</instanceType>
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<blockDeviceMapping/>
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<monitoring>
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<enabled>{{ request.monitoring_enabled }}</enabled>
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</monitoring>
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<ebsOptimized>{{ request.ebs_optimized }}</ebsOptimized>
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<PlacementRequestType>
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<availabilityZone>{{ request.placement }}</availabilityZone>
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<groupName></groupName>
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</PlacementRequestType>
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</launchSpecification>
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<launchGroup>{{ request.launch_group }}</launchGroup>
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<createTime>YYYY-MM-DDTHH:MM:SS.000Z</createTime>
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{% if request.valid_from %}
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<validFrom>{{ request.valid_from }}</validFrom>
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{% endif %}
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{% if request.valid_until %}
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<validUntil>{{ request.valid_until }}</validUntil>
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{% endif %}
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<productDescription>Linux/UNIX</productDescription>
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</item>
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{% endfor %}
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</spotInstanceRequestSet>
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</RequestSpotInstancesResponse>"""
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DESCRIBE_SPOT_INSTANCES_TEMPLATE = """<DescribeSpotInstanceRequestsResponse xmlns="http://ec2.amazonaws.com/doc/2013-06-15/">
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<requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId>
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<spotInstanceRequestSet>
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{% for request in requests %}
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<item>
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<spotInstanceRequestId>{{ request.id }}</spotInstanceRequestId>
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<spotPrice>{{ request.price }}</spotPrice>
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<type>{{ request.type }}</type>
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<state>{{ request.state }}</state>
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<status>
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<code>pending-evaluation</code>
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<updateTime>YYYY-MM-DDTHH:MM:SS.000Z</updateTime>
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<message>Your Spot request has been submitted for review, and is pending evaluation.</message>
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</status>
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{% if request.availability_zone_group %}
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<availabilityZoneGroup>{{ request.availability_zone_group }}</availabilityZoneGroup>
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{% endif %}
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<launchSpecification>
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<imageId>{{ request.image_id }}</imageId>
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{% if request.key_name %}
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<keyName>{{ request.key_name }}</keyName>
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{% endif %}
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<groupSet>
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{% for group in request.security_groups %}
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<item>
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<groupId>{{ group.id }}</groupId>
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<groupName>{{ group.name }}</groupName>
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</item>
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{% endfor %}
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</groupSet>
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{% if request.kernel_id %}
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<kernelId>{{ request.kernel_id }}</kernelId>
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{% endif %}
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{% if request.ramdisk_id %}
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<ramdiskId>{{ request.ramdisk_id }}</ramdiskId>
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{% endif %}
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{% if request.subnet_id %}
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<subnetId>{{ request.subnet_id }}</subnetId>
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{% endif %}
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<instanceType>{{ request.instance_type }}</instanceType>
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<blockDeviceMapping/>
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<monitoring>
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<enabled>{{ request.monitoring_enabled }}</enabled>
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</monitoring>
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<ebsOptimized>{{ request.ebs_optimized }}</ebsOptimized>
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{% if request.placement %}
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<PlacementRequestType>
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<availabilityZone>{{ request.placement }}</availabilityZone>
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<groupName></groupName>
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</PlacementRequestType>
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{% endif %}
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</launchSpecification>
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{% if request.launch_group %}
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<launchGroup>{{ request.launch_group }}</launchGroup>
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{% endif %}
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<createTime>YYYY-MM-DDTHH:MM:SS.000Z</createTime>
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{% if request.valid_from %}
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<validFrom>{{ request.valid_from }}</validFrom>
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{% endif %}
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{% if request.valid_until %}
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<validUntil>{{ request.valid_until }}</validUntil>
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{% endif %}
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<productDescription>Linux/UNIX</productDescription>
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</item>
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{% endfor %}
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</spotInstanceRequestSet>
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</DescribeSpotInstanceRequestsResponse>"""
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CANCEL_SPOT_INSTANCES_TEMPLATE = """<CancelSpotInstanceRequestsResponse xmlns="http://ec2.amazonaws.com/doc/2013-06-15/">
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<requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId>
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<spotInstanceRequestSet>
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{% for request in requests %}
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<item>
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<spotInstanceRequestId>{{ request.id }}</spotInstanceRequestId>
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<state>cancelled</state>
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</item>
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{% endfor %}
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</spotInstanceRequestSet>
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</CancelSpotInstanceRequestsResponse>"""
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