Example usage for com.amazonaws.services.ec2 AmazonEC2 createRoute

Introduction

In this page you can find the example usage for com.amazonaws.services.ec2 AmazonEC2 createRoute.

Prototype

CreateRouteResult createRoute(CreateRouteRequest createRouteRequest);

Source Link

Document

Creates a route in a route table within a VPC.

Usage

From source file:com.urbancode.terraform.tasks.aws.helpers.AWSHelper.java

License:Apache License

/**
 * Creates a route with given info. Attach Id can be either an instance (as a NAT) or an
 *  gateway. I f the attachId is an instance (starts with "i-") then the src/destination check
 *  on the instance will be disabled to allow it to act as a NAT.
 *
 * @param routeTableId the id of the route table to add this route to
 * @param destCidr// w  w w .  ja va2s.  com
 * @param attachId of the instance or internet gateway
 * @param ec2Client AmazonEC2 connection
 */
public void createRoute(String routeTableId, String destCidr, String attachId, AmazonEC2 ec2Client) {
    try {
        CreateRouteRequest request = new CreateRouteRequest().withDestinationCidrBlock(destCidr)
                .withRouteTableId(routeTableId);
        if (attachId.startsWith("i-")) {
            request = request.withInstanceId(attachId);
            // disable src/dest check to allow instance to run as NAT
            setSrcDestCheck(false, attachId, ec2Client);
        } else if (attachId.startsWith("igw-")) {
            request = request.withGatewayId(attachId);
        }
        ec2Client.createRoute(request);
    } catch (AmazonServiceException e) {
        log.error("Failed to create Route in Route Table " + routeTableId, e);
        if (!"InvalidRouteTableID.NotFound".equalsIgnoreCase(e.getErrorCode())) {
            // we're only going to swallow the expcetion if the gateway id was not found
            throw e;
        }
    }
}

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