分布式调度框架。
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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
resource "aws_security_group" "zookeeper_sg" {
count = var.zookeeper_connect_string != "" ? 0 : 1
name = "zookeeper_sg"
description = "Allow incoming connections"
vpc_id = aws_vpc._.id
ingress {
from_port = 2181
to_port = 2181
protocol = "tcp"
security_groups = [
aws_security_group.master.id,
aws_security_group.worker.id,
aws_security_group.alert.id,
aws_security_group.api.id,
aws_security_group.standalone.id
]
description = "Allow incoming HTTP connections"
}
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
description = "Allow incoming SSH connections (Linux)"
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
tags = merge(var.tags, {
"Name" = "${var.name_prefix}-zookeeper-sg-${count.index}"
})
}
data "template_file" "zookeeper_user_data" {
template = file("templates/zookeeper/cloud-init.yaml")
vars = {
"ssh_public_key" = aws_key_pair.key_pair.public_key
}
}
resource "aws_instance" "zookeeper" {
count = var.zookeeper_connect_string != "" ? 0 : 1
ami = data.aws_ami.amazon-linux.id
instance_type = var.vm_instance_type.standalone_server
subnet_id = aws_subnet.public[0].id
vpc_security_group_ids = [aws_security_group.zookeeper_sg[count.index].id]
source_dest_check = false
associate_public_ip_address = var.vm_associate_public_ip_address.standalone_server
user_data = data.template_file.zookeeper_user_data.rendered
root_block_device {
volume_size = var.vm_root_volume_size.standalone_server
volume_type = var.vm_root_volume_type.standalone_server
delete_on_termination = true
encrypted = true
tags = merge(var.tags, {
"Name" = "${var.name_prefix}-rbd-zookeeper-${count.index}"
})
}
ebs_block_device {
device_name = "/dev/xvda"
volume_size = var.vm_data_volume_size.standalone_server
volume_type = var.vm_data_volume_type.standalone_server
encrypted = true
delete_on_termination = true
tags = merge(var.tags, {
"Name" = "${var.name_prefix}-ebd-zookeeper-${count.index}"
})
}
connection {
type = "ssh"
user = "root"
private_key = tls_private_key.key_pair.private_key_pem
host = self.public_ip
timeout = "30s"
}
provisioner "remote-exec" {
inline = [
"cloud-init status --wait",
"docker run -it --name zookeeper -d -p 2181:2181 zookeeper:3.5"
]
}
tags = merge(var.tags, {
"Name" = "${var.name_prefix}-zookeeper-${count.index}"
})
}