ec2:ModifyCapacityReservation

Write

ec2:ModifyCapacityReservation is a Write access-level action in the ec2 service. Grants permission to modify a Capacity Reservation's capacity and the conditions under which it is to be released

Resource types

ARNs that ec2:ModifyCapacityReservation can be scoped to in an IAM policy.

arn:${Partition}:ec2:${Region}:${Account}:capacity-reservation/${CapacityReservationId} required
capacity-reservation

Condition keys

Keys you can use in the Condition block of a policy that grants ec2:ModifyCapacityReservation.

ec2:Region String

Filters access by the name of the AWS Region

aws:ResourceTag/${TagKey} String

Filters access by a tag key and value pair of a resource

ec2:Attribute String

Filters access by an attribute of a resource

ec2:Attribute/${AttributeName} String

Filters access by an attribute being set on a resource

ec2:CapacityReservationFleet ARN

Filters access by the ARN of the Capacity Reservation Fleet

Example IAM policy

A minimal policy that allows ec2:ModifyCapacityReservation. Replace "Resource": "*" with a specific ARN to follow least privilege.

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "AllowEc2ModifyCapacityReservation",
      "Effect": "Allow",
      "Action": "ec2:ModifyCapacityReservation",
      "Resource": "*"
    }
  ]
}

Related actions in ec2

View all ec2 actions →