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sg.tf
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# ============================================================================
# ----------------------- Security group for bastion -------------------------
# ============================================================================
resource "aws_security_group" "bastion_sg" {
name = "bastion_sg"
description = "security group for bastion server"
vpc_id = module.network.vpc_id
tags = {
Name = "bastion-sg"
createdBy = "terraform : mohamedanwer006"
}
}
# inbound rules for bastion server
resource "aws_security_group_rule" "bastion_sg_inbound_allow_ssh" {
type = "ingress"
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["0.0.0.0/0"] # allows ssh from anywhere
security_group_id = aws_security_group.bastion_sg.id
}
# outbound rules for bastion server
resource "aws_security_group_rule" "sg_inbound_allow_outbound_traffic" {
type = "egress"
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
security_group_id = aws_security_group.bastion_sg.id
}
# ============================================================================
# --------------------- Security group for application -----------------------
# ============================================================================
resource "aws_security_group" "application_sg" {
name = "application-sg"
description = "security group for application server"
vpc_id = module.network.vpc_id
tags = {
Name = "application-sg"
createdBy = "terraform : mohamedanwer006"
}
}
# Inbound rules for application server
resource "aws_security_group_rule" "sg_inbound_allow_http" {
type = "ingress"
from_port = 3000
to_port = 3000
protocol = "tcp"
cidr_blocks = [var.vpc_cidr] # allows from vpc cider
security_group_id = aws_security_group.application_sg.id
}
resource "aws_security_group_rule" "app_sg_inbound_allow_ssh" {
type = "ingress"
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ["10.0.0.0/16"] # allows from vpc cider
security_group_id = aws_security_group.application_sg.id
}
# Outbound rules for application server
resource "aws_security_group_rule" "sg_inbound_allow_all-outbound" {
type = "egress"
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
security_group_id = aws_security_group.application_sg.id
}
# ============================================================================
# -------------------------- Security group for rds --------------------------
# ============================================================================
resource "aws_security_group" "rds_sg" {
name = "rds-sg"
description = "security group for rds "
vpc_id = module.network.vpc_id
tags = {
Name = "rds-sg"
createdBy = "terraform : mohamedanwer006"
}
}
# Inbound rules for rds
resource "aws_security_group_rule" "sg_inbound_allow_rds" {
type = "ingress"
from_port = 3306
to_port = 3306
protocol = "tcp"
cidr_blocks = [var.vpc_cidr]
security_group_id = aws_security_group.rds_sg.id
}
# Outbound rules for rds
resource "aws_security_group_rule" "sg_outbound_allow_all_rds" {
type = "egress"
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
security_group_id = aws_security_group.rds_sg.id
}
# ============================================================================
# -------------------------- Security group for Elasticache ------------------
# ============================================================================
resource "aws_security_group" "redis_sg" {
name = "redis-sg"
description = "security group for redis "
vpc_id = module.network.vpc_id
tags = {
Name = "redis-sg"
createdBy = "terraform : mohamedanwer006"
}
}
# Inbound rules for redis
resource "aws_security_group_rule" "sg_inbound_allow_redis" {
type = "ingress"
from_port = 6379
to_port = 6379
protocol = "tcp"
cidr_blocks = [var.vpc_cidr]
security_group_id = aws_security_group.redis_sg.id
}
# Outbound rules for rds
resource "aws_security_group_rule" "sg_outbound_allow_all_redis" {
type = "egress"
from_port = 0
to_port = 0
protocol = "-1"
cidr_blocks = ["0.0.0.0/0"]
security_group_id = aws_security_group.redis_sg.id
}
# ============================================================================
# -------------------------- Security group for ALB --------------------------
# ============================================================================
# resource "aws_security_group" "alb_sg" {
# name = "alb-sg"
# description = "security group for alb "
# vpc_id = module.network.vpc_id
# tags = {
# Name = "alb-sg"
# createdBy = "terraform : mohamedanwer006"
# }
# }
# # Inbound rules for alb
# resource "aws_security_group_rule" "allow_alb" {
# type = "ingress"
# from_port = 80
# to_port = 80
# protocol = "tcp"
# cidr_blocks = ["0.0.0.0/0"]
# security_group_id = aws_security_group.alb_sg.id
# }
# resource "aws_security_group_rule" "allow_alb_outbound" {
# type = "egress"
# from_port = 0
# to_port = 0
# protocol = "-1"
# cidr_blocks = ["0.0.0.0/0"]
# security_group_id = aws_security_group.alb_sg.id
# }