/
fargate.go
126 lines (113 loc) · 3.46 KB
/
fargate.go
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package aws
import (
"github.com/pulumi/pulumi-aws/sdk/v5/go/aws/ec2"
"github.com/pulumi/pulumi-aws/sdk/v5/go/aws/ecs"
awsxecs "github.com/pulumi/pulumi-awsx/sdk/go/awsx/ecs"
"github.com/pulumi/pulumi-awsx/sdk/go/awsx/lb"
"github.com/pulumi/pulumi/sdk/v3/go/pulumi"
)
// A collection of values returned by FargateRun.
type GetFargetRunResult struct {
ServiceName pulumi.StringOutput
Url pulumi.StringOutput
}
// New Fargate registers a new resource with the given vpc id, unique name, image url, and exposed port.
// https://www.pulumi.com/docs/guides/crosswalk/aws/ecs/#creating-an-ecs-cluster-in-a-vpc
func FargateRun(ctx *pulumi.Context, vpcId, prefixName, imageUrl string, containerPort int) (*GetFargetRunResult, error) {
var rv GetFargetRunResult
// Lookup the VPC information
vpc, err := ec2.LookupVpc(ctx, &ec2.LookupVpcArgs{Id: &vpcId})
if err != nil {
return nil, err
}
// Get Subents from the VPC
subnet, err := ec2.GetSubnets(ctx, &ec2.GetSubnetsArgs{Filters: []ec2.GetSubnetsFilter{
{
Name: "vpc-id",
Values: []string{vpcId},
},
}})
if err != nil {
return nil, err
}
// Set a new security groups
securityGroup, err := ec2.NewSecurityGroup(ctx, prefixName+"-sg", &ec2.SecurityGroupArgs{
VpcId: pulumi.String(vpc.Id),
Ingress: ec2.SecurityGroupIngressArray{
ec2.SecurityGroupIngressArgs{
Protocol: pulumi.String("tcp"),
FromPort: pulumi.Int(containerPort),
ToPort: pulumi.Int(containerPort),
CidrBlocks: pulumi.StringArray{
pulumi.String("0.0.0.0/0")},
},
},
Egress: ec2.SecurityGroupEgressArray{
&ec2.SecurityGroupEgressArgs{
FromPort: pulumi.Int(0),
ToPort: pulumi.Int(0),
Protocol: pulumi.String("-1"),
CidrBlocks: pulumi.StringArray{
pulumi.String("0.0.0.0/0"),
},
},
},
})
if err != nil {
return nil, err
}
// Create a new ECS cluster
cluster, err := ecs.NewCluster(ctx, prefixName+"-cluster", nil)
if err != nil {
return nil, err
}
// Create a LB for the cluster
lb, err := lb.NewApplicationLoadBalancer(ctx, "lb", &lb.ApplicationLoadBalancerArgs{
DefaultTargetGroupPort: pulumi.Int(containerPort),
})
if err != nil {
return nil, err
}
// Create a Fargate on the ECS Cluster
service, err := awsxecs.NewFargateService(ctx, prefixName+"-service", &awsxecs.FargateServiceArgs{
Cluster: cluster.Arn,
NetworkConfiguration: &ecs.ServiceNetworkConfigurationArgs{
AssignPublicIp: pulumi.Bool(true),
Subnets: toPulumiStringArray(subnet.Ids),
SecurityGroups: pulumi.StringArray{
securityGroup.ID(),
},
},
DesiredCount: pulumi.Int(1),
TaskDefinitionArgs: &awsxecs.FargateServiceTaskDefinitionArgs{
Container: &awsxecs.TaskDefinitionContainerDefinitionArgs{
Image: pulumi.String(imageUrl),
Cpu: pulumi.Int(256),
Memory: pulumi.Int(512),
Essential: pulumi.Bool(true),
PortMappings: &awsxecs.TaskDefinitionPortMappingArray{
&awsxecs.TaskDefinitionPortMappingArgs{
ContainerPort: pulumi.Int(containerPort),
HostPort: pulumi.Int(containerPort),
TargetGroup: lb.DefaultTargetGroup,
},
},
},
},
})
if err != nil {
return nil, err
}
// Return values
rv.ServiceName = service.Service.Name()
rv.Url = lb.LoadBalancer.DnsName()
return &rv, nil
}
// Format the StringArray from Strings
func toPulumiStringArray(a []string) pulumi.StringArrayInput {
var res []pulumi.StringInput
for _, s := range a {
res = append(res, pulumi.String(s))
}
return pulumi.StringArray(res)
}