-
Notifications
You must be signed in to change notification settings - Fork 2
/
ECS-Cluster.yml
423 lines (420 loc) · 10.9 KB
/
ECS-Cluster.yml
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
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
---
AWSTemplateFormatVersion: '2010-09-09'
Parameters:
KeyName:
Type: AWS::EC2::KeyPair::KeyName
Description: Name of an existing EC2 KeyPair to enable SSH access to the ECS instances.
VpcId:
Type: AWS::EC2::VPC::Id
Description: Select a VPC that allows instances to access the Internet.
SubnetId:
Type: List<AWS::EC2::Subnet::Id>
Description: Select at least two subnets in the selected VPC, must be in 2 different
Availability Zones
DesiredCapacity:
Type: Number
Default: '2'
Description: Initial number of instances to launch in the ECS cluster.
MaxSize:
Type: Number
Default: '4'
Description: Maximum number of instances that can be launched in the ECS cluster.
InstanceType:
Description: Select the EC2 instance type
Type: String
Default: t2.micro
AllowedValues:
- t2.micro
- t2.small
- t2.medium
- t2.large
ConstraintDescription: Please choose a valid instance type.
Mappings:
AWSRegionToAMI:
us-east-1:
AMIID: ami-eca289fb
us-east-2:
AMIID: ami-446f3521
us-west-1:
AMIID: ami-9fadf8ff
us-west-2:
AMIID: ami-7abc111a
eu-west-1:
AMIID: ami-a1491ad2
Resources:
ECSCluster:
Type: AWS::ECS::Cluster
EcsSecurityGroup:
Type: AWS::EC2::SecurityGroup
Properties:
GroupDescription: ECS Security Group
VpcId:
Ref: VpcId
EcsSecurityGroupHTTPinbound:
Type: AWS::EC2::SecurityGroupIngress
Properties:
GroupId:
Ref: EcsSecurityGroup
IpProtocol: tcp
FromPort: '80'
ToPort: '80'
CidrIp: 0.0.0.0/0
EcsSecurityGroupSSHinbound:
Type: AWS::EC2::SecurityGroupIngress
Properties:
GroupId:
Ref: EcsSecurityGroup
IpProtocol: tcp
FromPort: '22'
ToPort: '22'
CidrIp: 0.0.0.0/0
EcsSecurityGroupALBports:
Type: AWS::EC2::SecurityGroupIngress
Properties:
GroupId:
Ref: EcsSecurityGroup
IpProtocol: tcp
FromPort: '31000'
ToPort: '61000'
SourceSecurityGroupId:
Ref: EcsSecurityGroup
CloudwatchLogsGroup:
Type: AWS::Logs::LogGroup
Properties:
LogGroupName:
Fn::Join:
- "-"
- - ECSLogGroup
- Ref: AWS::StackName
RetentionInDays: 14
taskdefinition:
Type: AWS::ECS::TaskDefinition
Properties:
Family:
Fn::Join:
- ''
- - Ref: AWS::StackName
- "-ecs-cluster"
ContainerDefinitions:
- Name: HelloWorld-app
Cpu: '10'
Essential: 'true'
Image: httpd:2.4
Memory: '300'
LogConfiguration:
LogDriver: awslogs
Options:
awslogs-group:
Ref: CloudwatchLogsGroup
awslogs-region:
Ref: AWS::Region
awslogs-stream-prefix: ecs-demo-app
MountPoints:
- ContainerPath: "/usr/local/apache2/htdocs"
SourceVolume: my-vol
PortMappings:
- ContainerPort: 80
- Name: busybox
Cpu: 10
Command:
- '/bin/sh -c "while true; do echo ''<html> <head> <title>Hello World</title>
<style>body {margin-top: 40px; background-color: #330066;} </style> </head><body>
<div style=color:white;text-align:center> <h1>Hello World!</h1> <p>This
is a simple Hello World Front-End Application running on a Docker container
in Amazon ECS Cluster</p></div></body></html>'' > bottom; cat top date bottom
> /usr/local/apache2/htdocs/index.html ; sleep 1; done"'
EntryPoint:
- sh
- "-c"
Essential: false
Image: busybox
Memory: 200
LogConfiguration:
LogDriver: awslogs
Options:
awslogs-group:
Ref: CloudwatchLogsGroup
awslogs-region:
Ref: AWS::Region
awslogs-stream-prefix: ecs-demo-app
VolumesFrom:
- SourceContainer: HelloWorld-app
Volumes:
- Name: my-vol
ECSELB:
Type: AWS::ElasticLoadBalancingV2::LoadBalancer
Properties:
Name: ECSELB
Scheme: internet-facing
LoadBalancerAttributes:
- Key: idle_timeout.timeout_seconds
Value: '30'
Subnets:
Ref: SubnetId
SecurityGroups:
- Ref: EcsSecurityGroup
ELBListener:
Type: AWS::ElasticLoadBalancingV2::Listener
DependsOn: ECSServiceRole
Properties:
DefaultActions:
- Type: forward
TargetGroupArn:
Ref: ECSTG
LoadBalancerArn:
Ref: ECSELB
Port: '80'
Protocol: HTTP
ECSELBListenerRule:
Type: AWS::ElasticLoadBalancingV2::ListenerRule
DependsOn: ELBListener
Properties:
Actions:
- Type: forward
TargetGroupArn:
Ref: ECSTG
Conditions:
- Field: path-pattern
Values:
- "/"
ListenerArn:
Ref: ELBListener
Priority: 1
ECSTG:
Type: AWS::ElasticLoadBalancingV2::TargetGroup
DependsOn: ECSELB
Properties:
HealthCheckIntervalSeconds: 10
HealthCheckPath: "/"
HealthCheckProtocol: HTTP
HealthCheckTimeoutSeconds: 5
HealthyThresholdCount: 2
Name: ECSTG
Port: 80
Protocol: HTTP
UnhealthyThresholdCount: 2
VpcId:
Ref: VpcId
ECSAutoScalingGroup:
Type: AWS::AutoScaling::AutoScalingGroup
Properties:
VPCZoneIdentifier:
Ref: SubnetId
LaunchConfigurationName:
Ref: ContainerInstances
MinSize: '2'
MaxSize:
Ref: MaxSize
DesiredCapacity:
Ref: DesiredCapacity
CreationPolicy:
ResourceSignal:
Timeout: PT15M
UpdatePolicy:
AutoScalingReplacingUpdate:
WillReplace: 'true'
ContainerInstances:
Type: AWS::AutoScaling::LaunchConfiguration
Properties:
ImageId:
Fn::FindInMap:
- AWSRegionToAMI
- Ref: AWS::Region
- AMIID
SecurityGroups:
- Ref: EcsSecurityGroup
InstanceType:
Ref: InstanceType
IamInstanceProfile:
Ref: EC2InstanceProfile
KeyName:
Ref: KeyName
UserData:
Fn::Base64:
Fn::Join:
- ''
- - "#!/bin/bash -xe\n"
- echo ECS_CLUSTER=
- Ref: ECSCluster
- " >> /etc/ecs/ecs.config\n"
- 'yum install -y aws-cfn-bootstrap
'
- "/opt/aws/bin/cfn-signal -e $? "
- " --stack "
- Ref: AWS::StackName
- " --resource ECSAutoScalingGroup "
- " --region "
- Ref: AWS::Region
- "\n"
service:
Type: AWS::ECS::Service
DependsOn: ELBListener
Properties:
Cluster:
Ref: ECSCluster
DesiredCount: '2'
LoadBalancers:
- ContainerName: HelloWorld-app
ContainerPort: '80'
TargetGroupArn:
Ref: ECSTG
Role:
Ref: ECSServiceRole
TaskDefinition:
Ref: taskdefinition
ECSServiceRole:
Type: AWS::IAM::Role
Properties:
AssumeRolePolicyDocument:
Statement:
- Effect: Allow
Principal:
Service:
- ecs.amazonaws.com
Action:
- sts:AssumeRole
Path: "/"
Policies:
- PolicyName: ecs-service
PolicyDocument:
Statement:
- Effect: Allow
Action:
- elasticloadbalancing:DeregisterInstancesFromLoadBalancer
- elasticloadbalancing:DeregisterTargets
- elasticloadbalancing:Describe*
- elasticloadbalancing:RegisterInstancesWithLoadBalancer
- elasticloadbalancing:RegisterTargets
- ec2:Describe*
- ec2:AuthorizeSecurityGroupIngress
Resource: "*"
ServiceScalingTarget:
Type: AWS::ApplicationAutoScaling::ScalableTarget
DependsOn: service
Properties:
MaxCapacity: 4
MinCapacity: 2
ResourceId:
Fn::Join:
- ''
- - service/
- Ref: ECSCluster
- "/"
- Fn::GetAtt:
- service
- Name
RoleARN:
Fn::GetAtt:
- AutoscalingRole
- Arn
ScalableDimension: ecs:service:DesiredCount
ServiceNamespace: ecs
ServiceScalingPolicy:
Type: AWS::ApplicationAutoScaling::ScalingPolicy
Properties:
PolicyName: AStepPolicy
PolicyType: StepScaling
ScalingTargetId:
Ref: ServiceScalingTarget
StepScalingPolicyConfiguration:
AdjustmentType: PercentChangeInCapacity
Cooldown: 60
MetricAggregationType: Average
StepAdjustments:
- MetricIntervalLowerBound: 0
ScalingAdjustment: 100
ALB500sAlarmScaleUp:
Type: AWS::CloudWatch::Alarm
Properties:
EvaluationPeriods: '1'
Statistic: Average
Threshold: '10'
AlarmDescription: Alarm if the ELB generates too many HTTP 500s.
Period: '60'
AlarmActions:
- Ref: ServiceScalingPolicy
Namespace: AWS/ApplicationELB
Dimensions:
- Name: LoadBalancer
Value:
Fn::GetAtt:
- ECSELB
- LoadBalancerFullName
ComparisonOperator: GreaterThanThreshold
MetricName: HTTPCode_ELB_5XX_Count
EC2Role:
Type: AWS::IAM::Role
Properties:
AssumeRolePolicyDocument:
Statement:
- Effect: Allow
Principal:
Service:
- ec2.amazonaws.com
Action:
- sts:AssumeRole
Path: "/"
Policies:
- PolicyName: ecs-service
PolicyDocument:
Statement:
- Effect: Allow
Action:
- ecs:CreateCluster
- ecs:DeregisterContainerInstance
- ecs:DiscoverPollEndpoint
- ecs:Poll
- ecs:RegisterContainerInstance
- ecs:StartTelemetrySession
- ecs:Submit*
- logs:CreateLogStream
- logs:PutLogEvents
Resource: "*"
AutoscalingRole:
Type: AWS::IAM::Role
Properties:
AssumeRolePolicyDocument:
Statement:
- Effect: Allow
Principal:
Service:
- application-autoscaling.amazonaws.com
Action:
- sts:AssumeRole
Path: "/"
Policies:
- PolicyName: service-autoscaling
PolicyDocument:
Statement:
- Effect: Allow
Action:
- application-autoscaling:*
- cloudwatch:DescribeAlarms
- cloudwatch:PutMetricAlarm
- ecs:DescribeServices
- ecs:UpdateService
Resource: "*"
EC2InstanceProfile:
Type: AWS::IAM::InstanceProfile
Properties:
Path: "/"
Roles:
- Ref: EC2Role
Outputs:
ecsservice:
Value:
Ref: service
ecscluster:
Value:
Ref: ECSCluster
ECSELB:
Description: The Load Balancer DNS URL
Value:
Fn::Join:
- ''
- - Fn::GetAtt:
- ECSELB
- DNSName
taskdef:
Value:
Ref: taskdefinition