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security-group.tf
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resource "aws_security_group" "web" {
name = "SG-WEB-terraform-application-auto-scaling"
description = "Allow public inbound traffic"
vpc_id = aws_vpc.this.id
ingress {
from_port = 80 # http
to_port = 80
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
from_port = 443 # https
to_port = 443
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ["0.0.0.0/0"]
}
egress {
from_port = 3306
to_port = 3306
protocol = "tcp"
cidr_blocks = [aws_subnet.this["pvt_a"].cidr_block]
}
tags = merge(local.common_tags, { Name = "SG-WEB-terraform-application-auto-scaling" })
}
resource "aws_security_group" "db" {
name = "SG-DB-terraform-application-auto-scaling"
description = "Allow incoming database connections"
vpc_id = aws_vpc.this.id
ingress {
from_port = 3306
to_port = 3306
protocol = "tcp"
security_groups = [aws_security_group.web.id]
}
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = [aws_vpc.this.cidr_block]
}
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = [aws_vpc.this.cidr_block]
}
egress {
from_port = 80
to_port = 80
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
egress {
from_port = 443
to_port = 443
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
tags = merge(local.common_tags, { Name = "SG-DB-terraform-application-auto-scaling" })
}
resource "aws_security_group" "alb" {
name = "SG-ALB-terraform-application-auto-scaling"
description = "Load Balancer SG"
vpc_id = aws_vpc.this.id
ingress {
from_port = 80
to_port = 80
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
tags = merge(local.common_tags, { Name = "SG-ALB-terraform-application-auto-scaling" })
}
resource "aws_security_group" "autoscaling" {
name = "SG-AutoScaling-terraform-application-auto-scaling"
description = "Security group that allows ssh/http and all egress traffic"
vpc_id = aws_vpc.this.id
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"]
}
ingress {
from_port = 80
to_port = 80
protocol = "tcp"
security_groups = [aws_security_group.alb.id]
}
egress {
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
}
tags = merge(local.common_tags, { Name = "SG-AutoScaling-terraform-application-auto-scaling" })
}
resource "aws_security_group" "jenkins" {
name = "Jenkins"
description = "Allow incoming connections to Jenkins machine"
vpc_id = aws_vpc.this.id
ingress {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = [aws_vpc.this.cidr_block]
}
ingress {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = [aws_vpc.this.cidr_block]
}
egress {
from_port = 22
to_port = 22
protocol = "tcp"
security_groups = [aws_security_group.web.id]
}
tags = merge(local.common_tags, { Name = "Jenkins-Machine-terraform-application-auto-scaling" })
}