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{ "AWSTemplateFormatVersion": "2010-09-09", "Parameters": { "paramImageID": { "Type": "AWS::EC2::Image::Id", "Default": "ami-4dd18837", "Description": "Amazon Image ID (Amazon Linux), Frankfurt ami-f573e19a, N. Virginia ami-4dd18837" }, "paramInstanceType": { "Type": "String", "Default": "t2.nano", "AllowedValues": [ "t2.nano", "t2.micro", "m1.small" ], "Description": "Enter t2.micro, m1.small, or m1.large. Default is t2.micro." }, "paramKeyPair": { "Type": "AWS::EC2::KeyPair::KeyName", "Description": "Amazon EC2 Key Pair" }, "paramIamInstanceRole": { "Type": "String", "Default": "ec2-s3-vertsys-access-role", "Description": "IAM Instance Role" }, "paramVPC": { "Type": "AWS::EC2::VPC::Id", "Description": "VPC" }, "paramSubnetIDs": { "Type": "List<AWS::EC2::Subnet::Id>", "Description": "Subnet IDs" }, "paramAvailabilityZones": { "Type": "List<AWS::EC2::AvailabilityZone::Name>", "Description": "AvailabilityZones" } }, "Resources": { "lcVertSysAutoScaleConfigv11": { "Type": "AWS::AutoScaling::LaunchConfiguration", "Properties": { "AssociatePublicIpAddress": true, "ImageId": { "Ref": "paramImageID" }, "InstanceType": { "Ref": "paramInstanceType" }, "KeyName": { "Ref": "paramKeyPair" }, "IamInstanceProfile": { "Ref": "paramIamInstanceRole" }, "SecurityGroups": [ { "Ref": "sgCloudCompDemoSecurityGroup" } ], "UserData": { "Fn::Base64": { "Fn::Join": [ "", [ "#!/bin/bash\n", "\n", "# this script will be run during the boot process by each VertSys instance created\n", "# in AWS currently this is a plain bash script that requires a RedHat based image\n", "# (AMI) could be ported to cloud-init for better compatibility with other Linux\n", "# distros\n", "#\n", "# see https://docs.aws.amazon.com/de_de/AWSEC2/latest/UserGuide/user-data.html\n", "\n", "# Config\n", "SCRIPT_ROOT_PATH=\"/tmp/init-script\"\n", "VERTSYS_PATH=\"$SCRIPT_ROOT_PATH/verteilte-systeme-bsc-ai-examples/VerteilteSysteme-Examples/build/\"\n", "#JARS = \"TCPServer.jar TCPServerMulti.jar UDPServer.jar UDPServerMulti.jar UDPTimeCounterServer.jar TCPTimeCounterServer.jar TCPPerfServer.jar\"\n", "JARS=\"TCPServer.jar TCPPerfServer.jar UDPServer.jar UDPTimeCounterServer.jar TCPTimeCounterServer.jar TCPTimeCounterRESTServer.jar\"\n", "REPO=\"https://gogs.informatik.hs-fulda.de/srieger/verteilte-systeme-bsc-ai-examples.git\"\n", "\n", "# Create path to run the script\n", "mkdir $SCRIPT_ROOT_PATH\n", "cd $SCRIPT_ROOT_PATH\n", "\n", "# fetch user-data (should be the content of this script itself ;)) to be able check it later and run it again\n", "wget http://169.254.169.254/latest/user-data\n", "chmod +x user-data\n", "wget http://169.254.169.254/latest/meta-data/placement/availability-zone\n", "\n", "# setting console prompt to include location (availability zone and region in AWS)\n", "echo \"PS1='[\\u@\\h@\\e[32m`cat /tmp/init-script/availability-zone`\\e[32m \\W]$ '\" >>/root/.bashrc\n", "echo \"PS1='[\\u@\\h@\\e[32m`cat /tmp/init-script/availability-zone`\\e[39m \\W]$ '\" >>/home/ec2-user/.bashrc\n", "\n", "# wait for internet connection, should not be necessary, but just in case ;)\n", "while ! ping -c 1 -W 1 8.8.8.8; do\n", " echo \"Waiting for 8.8.8.8 - network interface might be down...\"\n", " sleep 1\n", "done\n", "\n", "# installation of required packages\n", "echo \"Installing packages...\"\n", "sudo yum update -y\n", "sudo yum install -y java-1.8.0-openjdk-devel git\n", "#rm -rf verteilte-systeme-bsc-ai-examples\n", "if [ ! -d $VERTSYS_PATH ]; then\n", " echo \"Cloning repo...\"\n", " git clone $REPO\n", "fi\n", "\n", "# killall running screens, .e.g to cleanup if script is run again after boot\n", "killall screen\n", "# start all jars\n", "echo \"Starting JARS: ${JARS}...\"\n", "for JAR in $JARS; do\n", " echo \"Starting ${JAR}...\"\n", " sudo screen -dmS $JAR -L java -jar $VERTSYS_PATH/$JAR\n", "done\n", "\n", "# wait a second, to allow java services to start\n", "sleep 1\n", "\n", "# output status of ports 36000-36199 and all running processes\n", "echo \"Status:\"\n", "sudo netstat -taupen | grep 36[0,1][0-9][0-9]\n", "sudo ps aux | grep java\n", "\n", "# Example for path and contents:\n", "#\n", "# ./verteilte-systeme-bsc-ai-examples/VerteilteSysteme-Examples/build/\n", "#\n", "#build-server-jars.xml TCPServerMulti.jar\n", "#RMIEchoServer.jar UDPServer.jar\n", "#RMIMandelbrotCalculationsServer.jar UDPServerMulti.jar\n", "#TCPPerfServer.jar UDPTimeCounterServer.jar\n", "#TCPServer.jar\n" ] ] } } } }, "sgCloudCompDemoSecurityGroup": { "Type": "AWS::EC2::SecurityGroup", "Properties": { "GroupDescription": "CloudComp Counter Demo", "VpcId": { "Ref": "paramVPC" } } }, "ingress1": { "Type": "AWS::EC2::SecurityGroupIngress", "Properties": { "GroupId": { "Ref": "sgCloudCompDemoSecurityGroup" }, "IpProtocol": "tcp", "FromPort": "36037", "ToPort": "36137", "CidrIp": "0.0.0.0/0" } }, "ingress2": { "Type": "AWS::EC2::SecurityGroupIngress", "Properties": { "GroupId": { "Ref": "sgCloudCompDemoSecurityGroup" }, "IpProtocol": "tcp", "FromPort": "22", "ToPort": "22", "CidrIp": "0.0.0.0/0" } }, "ingress3": { "Type": "AWS::EC2::SecurityGroupIngress", "Properties": { "GroupId": { "Ref": "sgCloudCompDemoSecurityGroup" }, "IpProtocol": "udp", "FromPort": "36037", "ToPort": "36137", "CidrIp": "0.0.0.0/0" } }, "egress1": { "Type": "AWS::EC2::SecurityGroupEgress", "Properties": { "GroupId": { "Ref": "sgCloudCompDemoSecurityGroup" }, "IpProtocol": "-1", "CidrIp": "0.0.0.0/0" } }, "asgCloudCompAutoScaleGroup": { "Type": "AWS::AutoScaling::AutoScalingGroup", "Properties": { "AvailabilityZones": { "Ref": "paramAvailabilityZones" }, "TargetGroupARNs": [ { "Ref": "elbCloudCompTargetGroup" } ], "Cooldown": "30", "DesiredCapacity": "1", "HealthCheckGracePeriod": "60", "HealthCheckType": "EC2", "MaxSize": "3", "MinSize": "1", "VPCZoneIdentifier": { "Ref": "paramSubnetIDs" }, "LaunchConfigurationName": { "Ref": "lcVertSysAutoScaleConfigv11" }, "MetricsCollection": [ { "Granularity": "1Minute", "Metrics": [ "GroupPendingInstances", "GroupMinSize", "GroupDesiredCapacity", "GroupTerminatingInstances", "GroupInServiceInstances", "GroupStandbyInstances", "GroupMaxSize", "GroupTotalInstances" ] } ], "TerminationPolicies": [ "Default" ] } }, "sgCloudCompScalePolicy": { "Type": "AWS::AutoScaling::ScalingPolicy", "DependsOn": "elbCloudCompListener", "Properties": { "PolicyType": "TargetTrackingScaling", "EstimatedInstanceWarmup": 60, "TargetTrackingConfiguration": { "DisableScaleIn": false, "TargetValue": 5, "PredefinedMetricSpecification": { "PredefinedMetricType": "ALBRequestCountPerTarget", "ResourceLabel": { "Fn::Join": [ "/", [ "app/elbCloudCompLoadBalancer", { "Fn::Select": [ "3", { "Fn::Split": [ "/", { "Ref": "elbCloudCompLoadBalancer" } ] } ] }, "targetgroup/elbCloudCompTargetGroup", { "Fn::Select": [ "2", { "Fn::Split": [ "/", { "Ref": "elbCloudCompTargetGroup" } ] } ] } ] ] } } }, "AutoScalingGroupName": { "Ref": "asgCloudCompAutoScaleGroup" } } }, "elbCloudCompLoadBalancer": { "Type": "AWS::ElasticLoadBalancingV2::LoadBalancer", "Properties": { "Name": "elbCloudCompLoadBalancer", "IpAddressType": "ipv4", "Type": "application", "Scheme": "internet-facing", "SecurityGroups": [ { "Ref": "sgCloudCompDemoSecurityGroup" } ], "Subnets": { "Ref": "paramSubnetIDs" } } }, "elbCloudCompTargetGroup": { "Type": "AWS::ElasticLoadBalancingV2::TargetGroup", "Properties": { "Port": 36042, "HealthCheckIntervalSeconds": 30, "HealthCheckTimeoutSeconds": 5, "HealthyThresholdCount": 2, "UnhealthyThresholdCount": 2, "HealthCheckPath": "/counter", "HealthCheckProtocol": "HTTP", "TargetGroupAttributes": [ { "Key": "deregistration_delay.timeout_seconds", "Value": "20" } ], "Protocol": "HTTP", "TargetType": "instance", "Matcher": { "HttpCode": "200" }, "Name": "elbCloudCompTargetGroup", "VpcId": { "Ref": "paramVPC" } } }, "elbCloudCompListener": { "Type": "AWS::ElasticLoadBalancingV2::Listener", "Properties": { "LoadBalancerArn": { "Ref": "elbCloudCompLoadBalancer" }, "Protocol": "HTTP", "Port": 36042, "DefaultActions": [ { "Type": "forward", "TargetGroupArn": { "Ref": "elbCloudCompTargetGroup" } } ] } } }, "Outputs": { "LoadBalancer": { "Description": "Load Balancer", "Value": { "Ref": "elbCloudCompLoadBalancer" } }, "LoadBalancerDns": { "Description": "Load Balancer DNS", "Value": { "Fn::GetAtt": [ "elbCloudCompLoadBalancer", "DNSName" ] } }, "LoadBalancerURL": { "Description": "Load Balancer URL", "Value": { "Fn::Join": [ ":", [ { "Fn::GetAtt": [ "elbCloudCompLoadBalancer", "DNSName" ] }, "36042/counter" ] ] } } }, "Description": "CloudComp Counter Demo"}
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