Added terraform deployment scripts

Author: gkatzioura

S3StorageWagon/deploy/README.md

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+By executing this file certain resources are going to be created.
+
+A bucket in order to use as a repository
+
+A policy in order to read, write to the bucket and list the files available
+
+A role in order to attach it to your ec2-instance or ci/cd jobs
+
+A group to attach to the users in order to be able to execute requests

S3StorageWagon/deploy/s3_repository_bucket.tf

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+variable "bucket_name" {
+}
+
+resource "aws_s3_bucket" "cloud_storage_maven_repo" {
+  bucket = "${var.bucket_name}"
+  acl    = "private"
+
+  tags = {
+    CloudStorageMaven = ""
+  }
+}
+
+resource "aws_iam_policy" "cloud_storage_maven_repo_policy" {
+  name        = "${var.bucket_name}-policy"
+  path        = "/"
+  description = "Cloud Storage Maven Repository Bucket Policy"
+
+  policy = <<EOF
+{
+  "Version": "2012-10-17",
+  "Statement": [
+    {
+      "Effect": "Allow",
+      "Action": [
+        "s3:PutObject",
+        "s3:GetObject",
+        "s3:ListBucket",
+        "s3:DeleteObject"
+      ],
+      "Resource": "arn:aws:s3:::${var.bucket_name}/*"
+    }
+  ]
+}
+EOF
+}
+
+resource "aws_iam_role" "cloud_storage_maven_role" {
+  name        = "${var.bucket_name}-role"
+  path        = "/"
+  description = "Cloud Storage Maven Repository Bucket Role"
+
+  assume_role_policy = <<EOF
+{
+  "Version": "2012-10-17",
+  "Statement": [
+    {
+      "Action": "sts:AssumeRole",
+      "Principal": {
+        "Service": "ec2.amazonaws.com"
+      },
+      "Effect": "Allow",
+      "Sid": ""
+    }
+  ]
+}
+EOF
+
+}
+
+resource "aws_iam_role_policy_attachment" "cloud_storage_maven_role_attach_policy" {
+  role       = "${aws_iam_role.cloud_storage_maven_role.name}"
+  policy_arn = "${aws_iam_policy.cloud_storage_maven_repo_policy.arn}"
+}
+
+resource "aws_iam_group" "cloud_storage_maven_group" {
+  name = "${var.bucket_name}-group"
+}
+
+resource "aws_iam_group_policy_attachment" "cloud_storage_maven_group_attach_policy" {
+  group      = "${aws_iam_group.cloud_storage_maven_group.name}"
+  policy_arn = "${aws_iam_policy.cloud_storage_maven_repo_policy.arn}"
+}