我正在尝试使用cloudformation模板启动emr集群。
当我创建堆栈时-创建IAM角色，策略，安全组，EC2实例时没有任何错误，但是当模板到达主节点上发生引导过程的时刻，即引导节点失败并终止。
仅供参考-我已经指定了管理员策略来排除权限问题，但是那不起作用，并且由于某些奇怪的原因，未在s3存储桶-s3：// emrfm / logs中生成日志，以查看引导失败的地方。
{
"Description": "CloudFormation template for creating an EMR cluster with Spark and an auto-scaling policy.",
"Outputs": {
"IPAddress": {
"Description": "IP address of EMR cluster MasterNode",
"Value": {
"Fn::GetAtt": [
"emrfmlabcluster",
"MasterPublicDNS"
]
}
},
"EmrRoleArn": {
"Description": "ARN of EMR role",
"Value": {
"Fn::GetAtt": [
"EmrRole",
"Arn"
]
}
},
"EmrEc2RoleArn": {
"Description": "ARN of EMR EC2 role",
"Value": {
"Fn::GetAtt": [
"EmrEc2Role",
"Arn"
]
}
},
"EmrRoleName": {
"Description": "Name of EMR role",
"Value": {
"Ref": "EmrRole"
}
},
"EmrEc2RoleName": {
"Description": "Name of EMR EC2 role",
"Value": {
"Ref": "EmrEc2Role"
}
},
"EmrEc2ProfileName": {
"Description": "Name of EMR EC2 instance profile",
"Value": {
"Ref": "EmrEc2InstanceProfile"
}
},
"MasterSG": {
"Description": "ID of master security group for EMR cluster",
"Value": {
"Fn::GetAtt": [
"MasterSecurityGroup",
"GroupId"
]
}
}
},
"Parameters": {
"MaxCapacity": {
"Default": "4",
"Description": "Maximum number of core instances",
"Type": "Number"
},
"AllowedCidrIngress": {
"Default": "0.0.0.0/0",
"ConstraintDescription": "Must be a valid CIDR range",
"Type": "String",
"AllowedPattern": "(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,3})"
},
"MinCapacity": {
"Default": "2",
"Description": "Minimum number of core instances",
"Type": "Number"
},
"CoreInstanceCount": {
"Default": "2",
"Description": "Number of core instances",
"Type": "Number"
},
"CoreInstanceType": {
"Default": "m4.large",
"Description": "Instance Type of the core node",
"Type": "String"
},
"EMRClusterName": {
"Default": "emrfmlabcluster",
"Description": "Cluster name for the EMR",
"Type": "String"
},
"EMRLogDir": {
"Description": "Log Dir for the EMR cluster",
"Type": "String"
},
"KeyName": {
"Description": "Name of an existing EC2 KeyPair to enable SSH to the instances",
"Type": "AWS::EC2::KeyPair::KeyName"
},
"ProjectTag": {
"Default": "emrfmlabcluster",
"Description": "Tag for cost allocation",
"Type": "String"
},
"MasterInstanceType": {
"Default": "m4.large",
"Description": "Instance Type of the master node",
"Type": "String"
},
"Subnet": {
"Description": "Subnet ID for creating the EMR cluster",
"Type": "AWS::EC2::Subnet::Id"
},
"VPC": {
"Description": "VPC ID for creating the EMR cluster",
"Type": "AWS::EC2::VPC::Id"
},
"emrReleaseLabel": {
"Default": "emr-5.18.0",
"Description": "Release label for the EMR cluster",
"Type": "String"
}
},
"Resources": {
"emrfmlabcluster": {
"Properties": {
"Applications": [
{
"Name": "Hadoop"
},
{
"Name": "Hive"
},
{
"Name": "Spark"
}
],
"Instances": {
"AdditionalMasterSecurityGroups": [
{
"Fn::GetAtt": [
"MasterSecurityGroup",
"GroupId"
]
}
],
"CoreInstanceGroup": {
"EbsConfiguration": {
"EbsBlockDeviceConfigs": [
{
"VolumeSpecification": {
"SizeInGB": "50",
"VolumeType": "gp2"
},
"VolumesPerInstance": "1"
}
],
"EbsOptimized": "true"
},
"InstanceCount": {
"Ref": "CoreInstanceCount"
},
"InstanceType": {
"Ref": "CoreInstanceType"
},
"Market": "ON_DEMAND",
"Name": "Core Instance",
"AutoScalingPolicy": {
"Constraints": {
"MinCapacity": {
"Ref": "MinCapacity"
},
"MaxCapacity": {
"Ref": "MaxCapacity"
}
},
"Rules": [
{
"Name": "Scale-out",
"Description": "Scale-out policy",
"Action": {
"SimpleScalingPolicyConfiguration": {
"AdjustmentType": "CHANGE_IN_CAPACITY",
"ScalingAdjustment": 1,
"CoolDown": 300
}
},
"Trigger": {
"CloudWatchAlarmDefinition": {
"Dimensions": [
{
"Key": "JobFlowId",
"Value": "${emr:clusterid}"
}
],
"EvaluationPeriods": 1,
"Namespace": "AWS/ElasticMapReduce",
"Period": 300,
"ComparisonOperator": "LESS_THAN",
"Statistic": "AVERAGE",
"Threshold": 15,
"Unit": "PERCENT",
"MetricName": "YARNMemoryAvailablePercentage"
}
}
},
{
"Name": "Scale-in",
"Description": "Scale-in policy",
"Action": {
"SimpleScalingPolicyConfiguration": {
"AdjustmentType": "CHANGE_IN_CAPACITY",
"ScalingAdjustment": -1,
"CoolDown": 300
}
},
"Trigger": {
"CloudWatchAlarmDefinition": {
"Dimensions": [
{
"Key": "JobFlowId",
"Value": "${emr:clusterid}"
}
],
"EvaluationPeriods": 1,
"Namespace": "AWS/ElasticMapReduce",
"Period": 300,
"ComparisonOperator": "GREATER_THAN",
"Statistic": "AVERAGE",
"Threshold": 75,
"Unit": "PERCENT",
"MetricName": "YARNMemoryAvailablePercentage"
}
}
}
]
}
},
"Ec2KeyName": {
"Ref": "KeyName"
},
"Ec2SubnetId": {
"Ref": "Subnet"
},
"MasterInstanceGroup": {
"InstanceCount": "1",
"InstanceType": {
"Ref": "MasterInstanceType"
},
"Market": "ON_DEMAND",
"Name": "Master Instance"
},
"TerminationProtected": "false"
},
"JobFlowRole": {
"Ref": "EmrEc2InstanceProfile"
},
"EbsRootVolumeSize": "50",
"LogUri": {
"Ref": "EMRLogDir"
},
"Name": {
"Ref": "EMRClusterName"
},
"ReleaseLabel": {
"Ref": "emrReleaseLabel"
},
"ServiceRole": {
"Ref": "EmrRole"
},
"AutoScalingRole": {
"Ref": "AutoScalingRole"
},
"Tags": [
{
"Key": "Name",
"Value": "emrfmlabcluster"
},
{
"Key": "Project",
"Value": {
"Ref": "ProjectTag"
}
}
],
"VisibleToAllUsers": "true"
},
"Type": "AWS::EMR::Cluster"
},
"MasterSecurityGroup": {
"Type": "AWS::EC2::SecurityGroup",
"Properties": {
"GroupDescription": "Allow full access to EMR master",
"VpcId": {
"Ref": "VPC"
},
"SecurityGroupIngress": [
{
"IpProtocol": "tcp",
"FromPort": "0",
"ToPort": "65535",
"CidrIp": {
"Ref": "AllowedCidrIngress"
}
}
]
}
},
"AutoScalingRole": {
"Type": "AWS::IAM::Role",
"Properties": {
"AssumeRolePolicyDocument": {
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": {
"Service": [
"elasticmapreduce.amazonaws.com",
"application-autoscaling.amazonaws.com"
]
},
"Action": [
"sts:AssumeRole"
]
}
]
},
"ManagedPolicyArns": [
"arn:aws:iam::aws:policy/service-role/AmazonElasticMapReduceforAutoScalingRole",
"arn:aws:iam::aws:policy/AdministratorAccess"
],
"Path": "/"
}
},
"EmrRole": {
"Type": "AWS::IAM::Role",
"Properties": {
"AssumeRolePolicyDocument": {
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": {
"Service": [
"elasticmapreduce.amazonaws.com",
"datapipeline.amazonaws.com"
]
},
"Action": [
"sts:AssumeRole"
]
}
]
},
"ManagedPolicyArns": [
"arn:aws:iam::aws:policy/service-role/AmazonElasticMapReduceRole",
"arn:aws:iam::aws:policy/AmazonS3FullAccess",
"arn:aws:iam::aws:policy/AdministratorAccess",
"arn:aws:iam::aws:policy/service-role/AWSDataPipelineRole"
],
"Path": "/"
}
},
"EmrKmsRolePolicies": {
"Type": "AWS::IAM::Policy",
"Properties": {
"PolicyName": "EMRKmsETL",
"PolicyDocument": {
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": "kms:GenerateDataKey",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "kms:Decrypt",
"Resource": "*"
}
]
},
"Roles": [
{
"Ref": "EmrRole"
}
]
}
},
"EmrEc2Role": {
"Type": "AWS::IAM::Role",
"Properties": {
"AssumeRolePolicyDocument": {
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": {
"Service": [
"ec2.amazonaws.com"
]
},
"Action": [
"sts:AssumeRole"
]
}
]
},
"ManagedPolicyArns": [
"arn:aws:iam::aws:policy/service-role/AmazonElasticMapReduceforEC2Role",
"arn:aws:iam::aws:policy/AmazonS3FullAccess",
"arn:aws:iam::aws:policy/AdministratorAccess",
"arn:aws:iam::aws:policy/service-role/AmazonEC2RoleforDataPipelineRole"
],
"Path": "/"
}
},
"EmrEc2InstanceProfile": {
"Type": "AWS::IAM::InstanceProfile",
"Properties": {
"Path": "/",
"Roles": [
{
"Ref": "EmrEc2Role"
}
]
}
},
"EmrEc2KmsRolePolicies": {
"Type": "AWS::IAM::Policy",
"Properties": {
"PolicyName": "EMREc2KmsETL",
"PolicyDocument": {
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": "kms:GenerateDataKey",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "kms:Decrypt",
"Resource": "*"
}
]
},
"Roles": [
{
"Ref": "EmrEc2Role"
}
]
}
}
}
}