forked from pulumi/examples
-
Notifications
You must be signed in to change notification settings - Fork 0
/
main.go
162 lines (153 loc) · 4.76 KB
/
main.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
package main
import (
"github.com/pulumi/pulumi-aws/sdk/go/aws/ec2"
"github.com/pulumi/pulumi-aws/sdk/go/aws/ecs"
elb "github.com/pulumi/pulumi-aws/sdk/go/aws/elasticloadbalancingv2"
"github.com/pulumi/pulumi-aws/sdk/go/aws/iam"
"github.com/pulumi/pulumi/sdk/go/pulumi"
)
func main() {
pulumi.Run(func(ctx *pulumi.Context) error {
// Read back the default VPC and public subnets, which we will use.
t := true
vpc, err := ec2.LookupVpc(ctx, &ec2.LookupVpcArgs{Default: &t})
if err != nil {
return err
}
subnet, err := ec2.GetSubnetIds(ctx, &ec2.GetSubnetIdsArgs{VpcId: vpc.Id})
if err != nil {
return err
}
// Create a SecurityGroup that permits HTTP ingress and unrestricted egress.
webSg, err := ec2.NewSecurityGroup(ctx, "web-sg", &ec2.SecurityGroupArgs{
VpcId: pulumi.String(vpc.Id),
Egress: ec2.SecurityGroupEgressArray{
ec2.SecurityGroupEgressArgs{
Protocol: pulumi.String("-1"),
FromPort: pulumi.Int(0),
ToPort: pulumi.Int(0),
CidrBlocks: pulumi.StringArray{pulumi.String("0.0.0.0/0")},
},
},
Ingress: ec2.SecurityGroupIngressArray{
ec2.SecurityGroupIngressArgs{
Protocol: pulumi.String("tcp"),
FromPort: pulumi.Int(80),
ToPort: pulumi.Int(80),
CidrBlocks: pulumi.StringArray{pulumi.String("0.0.0.0/0")},
},
},
})
if err != nil {
return err
}
// Create an ECS cluster to run a container-based service.
cluster, err := ecs.NewCluster(ctx, "app-cluster", nil)
if err != nil {
return err
}
// Create an IAM role that can be used by our service's task.
taskExecRole, err := iam.NewRole(ctx, "task-exec-role", &iam.RoleArgs{
AssumeRolePolicy: pulumi.String(`{
"Version": "2008-10-17",
"Statement": [{
"Sid": "",
"Effect": "Allow",
"Principal": {
"Service": "ecs-tasks.amazonaws.com"
},
"Action": "sts:AssumeRole"
}]
}`),
})
if err != nil {
return err
}
_, err = iam.NewRolePolicyAttachment(ctx, "task-exec-policy", &iam.RolePolicyAttachmentArgs{
Role: taskExecRole.Name,
PolicyArn: pulumi.String("arn:aws:iam::aws:policy/service-role/AmazonECSTaskExecutionRolePolicy"),
})
if err != nil {
return err
}
// Create a load balancer to listen for HTTP traffic on port 80.
webLb, err := elb.NewLoadBalancer(ctx, "web-lb", &elb.LoadBalancerArgs{
Subnets: toPulumiStringArray(subnet.Ids),
SecurityGroups: pulumi.StringArray{webSg.ID().ToStringOutput()},
})
if err != nil {
return err
}
webTg, err := elb.NewTargetGroup(ctx, "web-tg", &elb.TargetGroupArgs{
Port: pulumi.Int(80),
Protocol: pulumi.String("HTTP"),
TargetType: pulumi.String("ip"),
VpcId: pulumi.String(vpc.Id),
})
if err != nil {
return err
}
webListener, err := elb.NewListener(ctx, "web-listener", &elb.ListenerArgs{
LoadBalancerArn: webLb.Arn,
Port: pulumi.Int(80),
DefaultActions: elb.ListenerDefaultActionArray{
elb.ListenerDefaultActionArgs{
Type: pulumi.String("forward"),
TargetGroupArn: webTg.Arn,
},
},
})
if err != nil {
return err
}
// Spin up a load balanced service running NGINX.
appTask, err := ecs.NewTaskDefinition(ctx, "app-task", &ecs.TaskDefinitionArgs{
Family: pulumi.String("fargate-task-definition"),
Cpu: pulumi.String("256"),
Memory: pulumi.String("512"),
NetworkMode: pulumi.String("awsvpc"),
RequiresCompatibilities: pulumi.StringArray{pulumi.String("FARGATE")},
ExecutionRoleArn: taskExecRole.Arn,
ContainerDefinitions: pulumi.String(`[{
"name": "my-app",
"image": "nginx",
"portMappings": [{
"containerPort": 80,
"hostPort": 80,
"protocol": "tcp"
}]
}]`),
})
if err != nil {
return err
}
_, err = ecs.NewService(ctx, "app-svc", &ecs.ServiceArgs{
Cluster: cluster.Arn,
DesiredCount: pulumi.Int(5),
LaunchType: pulumi.String("FARGATE"),
TaskDefinition: appTask.Arn,
NetworkConfiguration: &ecs.ServiceNetworkConfigurationArgs{
AssignPublicIp: pulumi.Bool(true),
Subnets: toPulumiStringArray(subnet.Ids),
SecurityGroups: pulumi.StringArray{webSg.ID().ToStringOutput()},
},
LoadBalancers: ecs.ServiceLoadBalancerArray{
ecs.ServiceLoadBalancerArgs{
TargetGroupArn: webTg.Arn,
ContainerName: pulumi.String("my-app"),
ContainerPort: pulumi.Int(80),
},
},
}, pulumi.DependsOn([]pulumi.Resource{webListener}))
// Export the resulting web address.
ctx.Export("url", webLb.DnsName)
return nil
})
}
func toPulumiStringArray(a []string) pulumi.StringArrayInput {
var res []pulumi.StringInput
for _, s := range a {
res = append(res, pulumi.String(s))
}
return pulumi.StringArray(res)
}