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prod-stack.py
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prod-stack.py
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#!/usr/bin/env python3
# mypy: ignore_errors=True
import os
import sys
from troposphere import GetAtt, Output, Ref, Template, Sub, Base64
from troposphere.iam import Group, Policy, PolicyType, Role, InstanceProfile
from troposphere.sqs import Queue
from troposphere.dynamodb import Table, KeySchema, AttributeDefinition, \
ProvisionedThroughput
from troposphere.ecs import Cluster, TaskDefinition, ContainerDefinition, \
Service, Secret, Environment, DeploymentConfiguration, Volume, \
Host, MountPoint, PortMapping, ContainerDependency, LinuxParameters
from troposphere.ec2 import Instance, CreditSpecification, Tag, \
BlockDeviceMapping, EBSBlockDevice
from troposphere.cloudformation import Init, InitFile, InitFiles, \
InitConfig, InitService, Metadata
from troposphere.events import Rule, Target, EcsParameters
from troposphere.route53 import RecordSetType
ZONE_ID = os.environ.get('CKAN_ZONEID', False)
BOT_FQDN = 'netkan.ksp-ckan.space'
EMAIL = 'domains@ksp-ckan.space'
PARAM_NAMESPACE = '/NetKAN/Indexer/'
NETKAN_REMOTES = 'ksp=git@github.com:KSP-CKAN/NetKAN.git ksp2=git@github.com:KSP-CKAN/KSP2-NetKAN.git'
NETKAN_USER = 'KSP-CKAN'
NETKAN_REPOS = 'ksp=NetKAN ksp2=KSP2-NetKAN'
CKANMETA_REMOTES = 'ksp=git@github.com:KSP-CKAN/CKAN-meta.git ksp2=git@github.com:KSP-CKAN/KSP2-CKAN-meta.git'
CKANMETA_USER = 'KSP-CKAN'
CKANMETA_REPOS = 'ksp=CKAN-meta ksp2=KSP2-CKAN-meta'
NETKAN_USER = 'KSP-CKAN'
STATUS_BUCKET = 'status.ksp-ckan.space'
STATUS_KEYS = 'ksp=status/netkan.json ksp2=status/netkan-ksp2.json'
if not ZONE_ID:
print('Zone ID Required from EnvVar `CKAN_ZONEID`')
sys.exit()
t = Template()
t.set_description("Generate NetKAN Infrastructure CF Template")
# Inbound + Outbound SQS Queues
# Inbound: Scheduler Write, Inflation Read
# Outbound: Inflator Write, Indexer Read
inbound = t.add_resource(Queue("NetKANInbound",
QueueName="Inbound.fifo",
ReceiveMessageWaitTimeSeconds=20,
FifoQueue=True))
inbound2 = t.add_resource(Queue("NetKANKSP2Inbound",
QueueName="InboundKsp2.fifo",
ReceiveMessageWaitTimeSeconds=20,
FifoQueue=True))
outbound = t.add_resource(Queue("NetKANOutbound",
QueueName="Outbound.fifo",
ReceiveMessageWaitTimeSeconds=20,
FifoQueue=True))
addqueue = t.add_resource(Queue("Adding",
QueueName="Adding.fifo",
ReceiveMessageWaitTimeSeconds=20,
FifoQueue=True))
mirrorqueue = t.add_resource(Queue("Mirroring",
QueueName="Mirroring.fifo",
ReceiveMessageWaitTimeSeconds=20,
FifoQueue=True))
for queue in [inbound, inbound2, outbound, addqueue, mirrorqueue]:
t.add_output([
Output(
"{}QueueURL".format(queue.title),
Description="{} SQS Queue URL".format(queue.title),
Value=Ref(queue)
),
Output(
"{}QueueARN".format(queue.title),
Description="ARN of {} SQS Queue".format(queue.title),
Value=GetAtt(queue, "Arn")
),
])
INFLATION_QUEUES = Sub('ksp=${ksp} ksp2=${ksp2}', ksp=GetAtt(
inbound, 'QueueName'), ksp2=GetAtt(inbound2, 'QueueName'))
# DyanamoDB: MultiKAN Status
multikan_db = t.add_resource(Table(
"MultiKANStatus",
AttributeDefinitions=[
AttributeDefinition(
AttributeName="ModIdentifier",
AttributeType="S"
),
AttributeDefinition(
AttributeName="game_id",
AttributeType="S"
),
],
KeySchema=[
KeySchema(
AttributeName="ModIdentifier",
KeyType="HASH"
),
KeySchema(
AttributeName="game_id",
KeyType="RANGE"
),
],
TableName="MultiKANStatus",
ProvisionedThroughput=ProvisionedThroughput(
# The free tier allows for 25 R/W Capacity Units
# 5 allocated already for dev testing
ReadCapacityUnits=20,
WriteCapacityUnits=20
)
))
t.add_output(Output(
"TableName",
Value=Ref(multikan_db),
Description="Table name of the newly create DynamoDB table",
))
# Instance Role for Prod Indexing Instance to be able to
# access the relevant AWS resources. We can lock it all
# down to the container level, but this is unnecessary for
# now.
netkan_role = t.add_resource(Role(
"NetKANProdRole",
AssumeRolePolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": {
"Service": [
"ec2.amazonaws.com"
]
},
"Action": [
"sts:AssumeRole"
]
}
]
},
ManagedPolicyArns=[
"arn:aws:iam::aws:policy/service-role/AmazonEC2ContainerServiceforEC2Role",
],
Policies=[
Policy(
PolicyName="SQSProdPolicy",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"sqs:SendMessage",
"sqs:DeleteMessage",
"sqs:PurgeQueue",
"sqs:ReceiveMessage",
"sqs:GetQueueUrl",
"sqs:GetQueueAttributes",
],
"Resource": [
GetAtt(inbound, "Arn"),
GetAtt(inbound2, "Arn"),
GetAtt(outbound, "Arn"),
GetAtt(addqueue, "Arn"),
GetAtt(mirrorqueue, "Arn"),
]
},
{
"Effect": "Allow",
"Action": "sqs:ListQueues",
"Resource": "*",
},
],
}
),
Policy(
PolicyName="DynamoDBProdPolicy",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"dynamodb:DescribeTable",
"dynamodb:GetItem",
"dynamodb:Query",
"dynamodb:PutItem",
"dynamodb:UpdateItem",
"dynamodb:Scan",
"dynamodb:BatchWriteItem",
],
"Resource": [
GetAtt(multikan_db, "Arn")
]
},
{
"Effect": "Allow",
"Action": "dynamodb:ListTables",
"Resource": "*",
},
],
}
),
Policy(
PolicyName="S3StatusAccessProd",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"s3:PutObject",
"s3:GetObject",
"s3:ListBucket",
],
"Resource": [
"arn:aws:s3:::status.ksp-ckan.space/*"
]
},
],
}
),
Policy(
PolicyName="CertbotProd",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"route53:ListHostedZones",
"route53:GetChange"
],
"Resource": [
"*"
]
},
{
"Effect": "Allow",
"Action": [
"route53:ChangeResourceRecordSets"
],
"Resource": [
"arn:aws:route53:::hostedzone/{}".format(
ZONE_ID
),
]
}
],
}
),
Policy(
PolicyName="AllowCloudWatchMetrics",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Action": [
"cloudwatch:GetMetricStatistics",
"ec2:DescribeVolumes"
],
"Effect": "Allow",
"Resource": "*"
}
]
}
),
Policy(
PolicyName="AllowWebhooksRestart",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Action": [
"ecs:ListServices",
],
"Effect": "Allow",
"Resource": "*",
},
{
"Action": [
"ecs:DescribeServices",
],
"Effect": "Allow",
"Resource": Sub(
'arn:aws:ecs:${AWS::Region}:${AWS::AccountId}:service/NetKANCluster/${service}',
service=GetAtt('WebhooksService', 'Name'),
)
},
{
"Action": [
"ecs:UpdateService",
],
"Effect": "Allow",
"Resource": Sub(
'arn:aws:ecs:${AWS::Region}:${AWS::AccountId}:service/NetKANCluster/${service}',
service=GetAtt('WebhooksService', 'Name'),
)
},
]
}
)
]
))
netkan_profile = t.add_resource(InstanceProfile(
"NetKANProdProfile",
Roles=[Ref(netkan_role)]
))
# To Access the Secrets manager, the ecs agent needs to AsssumeRole permission
# regardless of what the instance can access.
netkan_ecs_role = t.add_resource(Role(
"NetKANProdEcsRole",
AssumeRolePolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": {
"Service": "ecs-tasks.amazonaws.com"
},
"Action": "sts:AssumeRole"
}
]
},
Policies=[
Policy(
PolicyName="AllowParameterAccess",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"ssm:DescribeParameters"
],
"Resource": "*"
},
{
"Effect": "Allow",
"Action": [
"ssm:GetParameters"
],
"Resource": Sub(
"arn:aws:ssm:${AWS::Region}:${AWS::AccountId}:parameter${ns}*",
ns=PARAM_NAMESPACE
)
}
]
}
)
]
))
# Build Account Permissions
# It's useful for the CI to be able to update services upon build, there
# is a service account with keys that will be exposed to CI for allowing
# redeployment of services.
ksp_builder_group = t.add_resource(Group("KspCkanBuilderGroup"))
builder_services = []
for service in ['Indexer', 'InflatorKsp', 'InflatorKsp2', 'Webhooks', 'Adder', 'Mirrorer']:
builder_services.append(
Sub(
'arn:aws:ecs:${AWS::Region}:${AWS::AccountId}:service/NetKANCluster/${service}',
service=GetAtt('{}Service'.format(service), 'Name'),
)
)
t.add_resource(PolicyType(
"KspCkanBuilderRole",
PolicyName="KspCkanBuilder",
Groups=[Ref(ksp_builder_group)],
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Action": [
"ecs:ListServices",
],
"Effect": "Allow",
"Resource": "*",
},
{
"Action": [
"ecs:DescribeServices",
],
"Effect": "Allow",
"Resource": builder_services
},
{
"Action": [
"ecs:UpdateService",
],
"Effect": "Allow",
"Resource": builder_services
},
{
"Effect": "Allow",
"Action": [
"s3:PutObject",
],
"Resource": [
"arn:aws:s3:::status.ksp-ckan.space/*"
],
},
{
"Effect": "Allow",
"Action": [
"s3:PutObject",
"s3:GetObject",
"s3:DeleteObject",
],
"Resource": [
"arn:aws:s3:::ksp-ckan/*"
],
},
{
"Effect": "Allow",
"Action": [
"s3:ListBucket",
],
"Resource": [
"arn:aws:s3:::ksp-ckan"
],
},
]
}
))
# Metadata CI Permissions
# CI access for metadata actions
ksp_ci_metadata_group = t.add_resource(Group("KspCkanCiMetadataGroup"))
t.add_resource(PolicyType(
"KspCkanCiMetadataRole",
PolicyName="SQSMetadataInbound",
Groups=[Ref(ksp_ci_metadata_group)],
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"sqs:SendMessage",
"sqs:GetQueueUrl",
"sqs:GetQueueAttributes",
],
"Resource": [
GetAtt(inbound, "Arn"),
GetAtt(inbound2, "Arn"),
]
},
{
"Effect": "Allow",
"Action": "sqs:ListQueues",
"Resource": "*",
},
],
}
))
# Status CI Permissions
# CI access for status deployment
ksp_ci_status_group = t.add_resource(Group("KspCkanCiStatusGroup"))
t.add_resource(PolicyType(
"KspCkanCiStatusRole",
PolicyName="StatusDeployment",
Groups=[Ref(ksp_ci_status_group)],
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"s3:PutObject",
],
"Resource": [
"arn:aws:s3:::status.ksp-ckan.space/*"
],
},
{
"Effect": "Allow",
"Action": [
"s3:ListBucket",
],
"Resource": [
"arn:aws:s3:::status.ksp-ckan.space"
],
},
],
}
))
# Indexer Compute
# We could utilise an autoscaling group, but that is way
# more complicated for our use case. If at some point we'd
# to scale the service beyond a single instance (due to some
# infrastructure sponsorship) it wouldn't take more than
# adding an AutoScalingGroup + LoadBalancer to scale this.
netkan_ecs = t.add_resource(
Cluster('NetKANCluster', ClusterName='NetKANCluster')
)
netkan_userdata = Sub("""
#!/bin/bash -xe
echo ECS_CLUSTER=NetKANCluster > /etc/ecs/ecs.config
yum install -y aws-cfn-bootstrap
# Install the files and packages from the metadata
/opt/aws/bin/cfn-init -v --stack ${AWS::StackName} \
--resource NetKANCompute --region ${AWS::Region}
# ECS Volumes are a pain and I don't want to shave any more yaks
mkdir /mnt/letsencrypt
mkfs.ext4 -L CKANCACHE /dev/xvdh
mkdir -p /mnt/ckan_cache
echo "LABEL=CKANCACHE /mnt/ckan_cache ext4 defaults 0 2" >> /etc/fstab
mount -a
chown -R 1000:1000 /mnt/ckan_cache
# Docker doesn't see the new block device until restarted
service docker stop && service docker start
systemctl start ecs
# Start up the cfn-hup daemon to listen for changes
# to the metadata
/opt/aws/bin/cfn-hup || error_exit 'Failed to start cfn-hup
# Signal the status from cfn-init
/opt/aws/bin/cfn-signal -e $? --stack ${AWS::StackName} \
--resource NetKANCompute --region ${AWS::Region}
""")
cfn_hup = InitFile(
content=Sub(
"[main]\nstack=${AWS::StackId}\nregion=${AWS::Region}\n"
),
mode='000400',
owner='root',
group='root'
)
reloader = InitFile(
content=Sub("""
[cfn-auto-reloader-hook]
triggers=post.add, post.update
path=Resources.NetKANCompute.Metadata.AWS::CloudFormation::Init
action=/opt/aws/bin/cfn-init -s ${AWS::StackId} -r NetKANCompute --region ${AWS::Region}
runas=root
""")
)
docker = InitFile(
content="""
{
"log-driver": "json-file",
"log-opts": {
"max-size": "20m",
"max-file": "3"
}
}
""")
cfn_service = InitService(
enabled=True,
ensureRunning=True,
files=[
'/etc/cfn/cfn-hup.conf',
'/etc/cfn/hooks.d/cfn-auto-reloader.conf',
]
)
docker_service = InitService(
enabled=True,
ensureRunning=True,
files=['/etc/docker/daemon.json']
)
netkan_instance = Instance(
'NetKANCompute',
# ECS Optimised us-west-2
ImageId='ami-0e0e34cdb5fd714fc',
InstanceType='t3.small',
IamInstanceProfile=Ref(netkan_profile),
KeyName='techman83_alucard',
SecurityGroups=['ckan-bot'],
UserData=Base64(netkan_userdata),
# t3 instances are unlimited by default
CreditSpecification=CreditSpecification(CPUCredits='standard'),
Tags=[
Tag(Key='Name', Value='NetKAN Indexer'),
Tag(Key='Service', Value='Indexer'),
],
Metadata=Metadata(Init({
'config': InitConfig(
files=InitFiles({
'/etc/cfn/cfn-hup.conf': cfn_hup,
'/etc/cfn/hooks.d/cfn-auto-reloader.conf': reloader,
'/etc/docker/daemon.json': docker,
})
),
'services': {
'sysvinit': {
'cfn': cfn_service,
'docker': docker_service,
}
},
})),
BlockDeviceMappings=[
BlockDeviceMapping(
DeviceName='/dev/xvdh',
Ebs=EBSBlockDevice(
VolumeSize='100',
VolumeType='standard',
)
)
]
)
t.add_resource(netkan_instance)
t.add_resource(RecordSetType(
"NetKANDns",
HostedZoneId=ZONE_ID,
Comment="NetKAN Bot DNS",
Name=BOT_FQDN,
Type="A",
TTL="900",
ResourceRecords=[GetAtt('NetKANCompute', "PublicIp")],
))
services = [
{
'name': 'Indexer',
'command': ['indexer', '--deep-clone'],
'memory': '256',
'secrets': [
'SSH_KEY', 'GH_Token',
],
'env': [
('CKANMETA_REMOTES', CKANMETA_REMOTES),
('CKAN_USER', CKANMETA_USER),
('CKAN_REPOS', CKANMETA_REPOS),
('SQS_QUEUE', GetAtt(outbound, 'QueueName')),
('AWS_DEFAULT_REGION', Sub('${AWS::Region}')),
],
'volumes': [
('ckan_cache', '/home/netkan/ckan_cache'),
],
'linux_parameters': LinuxParameters(InitProcessEnabled=True),
},
{
'name': 'Scheduler',
'command': 'scheduler',
'memory': '156',
'secrets': ['SSH_KEY', 'GH_Token'],
'env': [
('INFLATION_QUEUES', INFLATION_QUEUES),
('NETKAN_REMOTES', NETKAN_REMOTES),
('CKANMETA_REMOTES', CKANMETA_REMOTES),
('AWS_DEFAULT_REGION', Sub('${AWS::Region}')),
],
'schedule': 'rate(30 minutes)',
},
{
'name': 'SchedulerWebhooksPass',
'command': [
'scheduler', '--group', 'webhooks',
'--max-queued', '2000',
'--min-cpu', '25',
'--min-io', '60',
],
'memory': '156',
'secrets': ['SSH_KEY', 'GH_Token'],
'env': [
('INFLATION_QUEUES', INFLATION_QUEUES),
('NETKAN_REMOTES', NETKAN_REMOTES),
('CKANMETA_REMOTES', CKANMETA_REMOTES),
('AWS_DEFAULT_REGION', Sub('${AWS::Region}')),
],
'schedule': 'rate(1 day)',
},
{
'name': 'CleanCache',
'command': [
'clean-cache',
'--days', '30',
],
'env': [],
'volumes': [
('ckan_cache', '/home/netkan/ckan_cache')
],
'schedule': 'rate(1 day)',
},
{
'name': 'InflatorKsp',
'image': 'kspckan/inflator',
'memory': '256',
'secrets': ['GH_Token'],
'env': [
(
'QUEUES', Sub(
'${Inbound},${Outbound}',
Inbound=GetAtt(inbound, 'QueueName'),
Outbound=GetAtt(outbound, 'QueueName')
)
),
('AWS_REGION', Sub('${AWS::Region}')),
('GAME', 'KSP')
],
'volumes': [
('ckan_cache', '/home/netkan/ckan_cache')
]
},
{
'name': 'InflatorKsp2',
'image': 'kspckan/inflator',
'memory': '256',
'secrets': ['GH_Token'],
'env': [
(
'QUEUES', Sub(
'${Inbound},${Outbound}',
Inbound=GetAtt(inbound2, 'QueueName'),
Outbound=GetAtt(outbound, 'QueueName')
)
),
('AWS_REGION', Sub('${AWS::Region}')),
('GAME', 'KSP2')
],
'volumes': [
('ckan_cache', '/home/netkan/ckan_cache')
]
},
{
'name': 'StatusDumper',
'command': 'export-status-s3',
'env': [
('STATUS_BUCKET', STATUS_BUCKET),
('STATUS_KEYS', STATUS_KEYS),
('STATUS_INTERVAL', '0'),
],
'schedule': 'rate(5 minutes)',
},
{
'name': 'DownloadCounter',
'command': 'download-counter',
'memory': '156',
'secrets': [
'SSH_KEY', 'GH_Token',
],
'env': [
('NETKAN_REMOTES', NETKAN_REMOTES),
('CKANMETA_REMOTES', CKANMETA_REMOTES),
],
'schedule': 'rate(1 day)',
},
{
'name': 'CertBot',
'image': 'certbot/dns-route53',
'command': [
'certonly', '-n', '--agree-tos', '--email',
EMAIL, '--dns-route53', '-d', BOT_FQDN
],
'volumes': [
('letsencrypt', '/etc/letsencrypt')
],
'schedule': 'cron(0 0 ? * MON *)',
},
# TODO: It'd be nice to detect a new cert, this'll do for now.
{
'name': 'RestartWebhooks',
'command': [
'redeploy-service',
'--cluster', 'NetKANCluster',
'--service-name', 'Webhooks',
],
'env': [
('AWS_DEFAULT_REGION', Sub('${AWS::Region}')),
],
'schedule': 'cron(30 0 ? * MON *)',
},
{
'name': 'TicketCloser',
'command': 'ticket-closer',
'env': [
('CKAN_USER', NETKAN_USER),
],
'secrets': ['GH_Token'],
'schedule': 'rate(1 day)',
},
{
'name': 'AutoFreezer',
'memory': '156',
'command': ['auto-freezer', '--deep-clone'],
'env': [
('NETKAN_REMOTES', NETKAN_REMOTES),
('CKAN_USER', NETKAN_USER),
('CKAN_REPOS', NETKAN_REPOS),
],
'secrets': [
'SSH_KEY', 'GH_Token',
],
'schedule': 'rate(7 days)',
},
{
'name': 'Webhooks',
'containers': [
{
'name': 'webhooks',
'entrypoint': '.local/bin/gunicorn',
'memory': '256',
'command': [
'-b', '0.0.0.0:5000', '--access-logfile', '-',
'--preload', 'netkan.webhooks:create_app()'
],
'secrets': [
'XKAN_GHSECRET', 'SSH_KEY',
],
'env': [
('NETKAN_REMOTES', NETKAN_REMOTES),
('CKANMETA_REMOTES', CKANMETA_REMOTES),
('AWS_DEFAULT_REGION', Sub('${AWS::Region}')),
('INFLATION_SQS_QUEUES', INFLATION_QUEUES),
('ADD_SQS_QUEUE', GetAtt(addqueue, 'QueueName')),
('MIRROR_SQS_QUEUE', GetAtt(mirrorqueue, 'QueueName')),
],
},
{
'name': 'WebhooksProxy',
'image': 'kspckan/webhooks-proxy',
'memory': '32',
'ports': ['80', '443'],
'volumes': [
('letsencrypt', '/etc/letsencrypt')
],
'depends': ['webhooks']
},
]
},
{
'name': 'Adder',
'command': ['spacedock-adder', '--deep-clone'],
'secrets': ['GH_Token', 'SSH_KEY'],
'env': [
('SQS_QUEUE', GetAtt(addqueue, 'QueueName')),
('AWS_DEFAULT_REGION', Sub('${AWS::Region}')),
('NETKAN_REMOTES', NETKAN_REMOTES),
('CKAN_USER', NETKAN_USER),
('CKAN_REPOS', NETKAN_REPOS),
],
},
{
'name': 'Mirrorer',
'command': 'mirrorer',
'secrets': [
'IA_access', 'IA_secret', 'SSH_KEY', 'GH_Token'
],
'env': [
('CKANMETA_REMOTES', CKANMETA_REMOTES),
('IA_COLLECTIONS', 'ksp=kspckanmods'),
('SQS_QUEUE', GetAtt(mirrorqueue, 'QueueName')),
('AWS_DEFAULT_REGION', Sub('${AWS::Region}')),
],
'volumes': [
('ckan_cache', '/home/netkan/ckan_cache'),
],
},
]
# To be able to schedule tasks, the scheduler needs to be allowed to perform
# the tasks.
scheduler_resources = []
for task in [
x.get('name') for x in services if x.get('schedule', None) is not None]:
scheduler_resources.append(Sub(
'arn:aws:ecs:*:${AWS::AccountId}:task-definition/NetKANBot${Task}:*',
Task=task
))
netkan_scheduler_role = t.add_resource(Role(
"NetKANProdSchedulerRole",
AssumeRolePolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": {
"Service": "events.amazonaws.com"
},
"Action": "sts:AssumeRole"
}
]
},
Policies=[
Policy(
PolicyName="AllowEcsTaskScheduling",
PolicyDocument={
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"ecs:RunTask"
],
"Resource": scheduler_resources,
"Condition": {
"ArnLike": {
"ecs:cluster": GetAtt('NetKANCluster', 'Arn')
}
}
},
{
"Effect": "Allow",
"Action": "iam:PassRole",
"Resource": [
"*"
],
"Condition": {
"StringLike": {
"iam:PassedToService": "ecs-tasks.amazonaws.com"
}
}
}
]
}
)
]
))
for service in services:
name = service['name']
schedule = service.get('schedule')
containers = service.get('containers', [service])
task = TaskDefinition(
'{}Task'.format(name),
ContainerDefinitions=[],
Family=Sub('${AWS::StackName}${name}', name=name),
ExecutionRoleArn=Ref(netkan_ecs_role),
Volumes=[],
DependsOn=[],
)
for container in containers:
secrets = [
'DISCORD_WEBHOOK_ID', 'DISCORD_WEBHOOK_TOKEN',
*container.get('secrets', [])
]
envs = container.get('env', [])
entrypoint = container.get('entrypoint')
command = container.get('command')
volumes = container.get('volumes', [])
ports = container.get('ports', [])
depends = container.get('depends', [])
linux_parameters = container.get('linux_parameters')
definition = ContainerDefinition(
Image=container.get('image', 'kspckan/netkan'),
Memory=container.get('memory', '128'),
Name=container['name'],
Secrets=[
Secret(
Name=x,
ValueFrom='{}{}'.format(
PARAM_NAMESPACE, x
)
) for x in secrets
],
Environment=[
Environment(
Name=x[0], Value=x[1]
) for x in envs
],
MountPoints=[],
PortMappings=[],
DependsOn=[],
Links=[],
)
if entrypoint:
entrypoint = entrypoint if isinstance(
entrypoint, list) else [entrypoint]
definition.EntryPoint = entrypoint
if command:
command = command if isinstance(command, list) else [command]
definition.Command = command
if linux_parameters:
definition.LinuxParameters = linux_parameters
for volume in volumes:
volume_name = '{}{}'.format(
name,
''.join([i for i in volume[0].capitalize() if i.isalpha()])
)
task.Volumes.append(
Volume(
Name=volume_name,
Host=Host(
SourcePath=('/mnt/{}'.format(volume[0]))
)
)