2014-07-23 23:41:48 +02:00
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---
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layout: "aws"
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page_title: "AWS: aws_instance"
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sidebar_current: "docs-aws-resource-instance"
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---
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# aws\_instance
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Provides an EC2 instance resource. This allows instances to be created, updated,
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and deleted. Instances also support [provisioning](/docs/provisioners/index.html).
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## Example Usage
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```
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# Create a new instance of the ami-1234 on an m1.small node
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resource "aws_instance" "web" {
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ami = "ami-1234"
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instance_type = "m1.small"
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}
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```
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## Argument Reference
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The following arguments are supported:
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* `ami` - (Required) The AMI to use for the instance.
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* `availability_zone` - (Optional) The AZ to start the instance in.
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* `instance_type` - (Required) The type of instance to start
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* `key_name` - (Optional) The key name to use for the instance.
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2014-07-25 00:57:07 +02:00
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* `security_groups` - (Optional) A list of security group IDs or names to associate with.
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If you are within a VPC, you'll need to use the security group ID. Otherwise,
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for EC2, use the security group name.
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* `subnet_id` - (Optional) The VPC Subnet ID to launch in.
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* `source_dest_check` - (Optional) Controls if traffic is routed to the instance when
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the destination address does not match the instance. Used for NAT or VPNs. Defaults false.
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* `user_data` - (Optional) The user data to provide when launching the instance.
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## Attributes Reference
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The following attributes are exported:
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* `id` - The instance ID.
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* `availability_zone` - The availability zone of the instance.
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* `key_name` - The key name of the instance
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* `private_dns` - The Private DNS name of the instance
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* `private_ip` - The private IP address.
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* `public_dns` - The public DNS name of the instance
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* `public_ip` - The public IP address.
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* `security_groups` - The associated security groups.
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* `subnet_id` - The VPC subnet ID.
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