1terraform {
2  required_providers {
3    coder = {
4      source = "coder/coder"
5    }
6    cloudinit = {
7      source = "hashicorp/cloudinit"
8    }
9    aws = {
10      source = "hashicorp/aws"
11    }
12  }
13}
14
15# Last updated 2023-03-14
16# aws ec2 describe-regions | jq -r '[.Regions[].RegionName] | sort'
17data "coder_parameter" "region" {
18  name         = "region"
19  display_name = "Region"
20  description  = "The region to deploy the workspace in."
21  default      = "us-east-1"
22  mutable      = false
23  option {
24    name  = "Asia Pacific (Tokyo)"
25    value = "ap-northeast-1"
26    icon  = "/emojis/1f1ef-1f1f5.png"
27  }
28  option {
29    name  = "Asia Pacific (Seoul)"
30    value = "ap-northeast-2"
31    icon  = "/emojis/1f1f0-1f1f7.png"
32  }
33  option {
34    name  = "Asia Pacific (Osaka)"
35    value = "ap-northeast-3"
36    icon  = "/emojis/1f1ef-1f1f5.png"
37  }
38  option {
39    name  = "Asia Pacific (Mumbai)"
40    value = "ap-south-1"
41    icon  = "/emojis/1f1ee-1f1f3.png"
42  }
43  option {
44    name  = "Asia Pacific (Singapore)"
45    value = "ap-southeast-1"
46    icon  = "/emojis/1f1f8-1f1ec.png"
47  }
48  option {
49    name  = "Asia Pacific (Sydney)"
50    value = "ap-southeast-2"
51    icon  = "/emojis/1f1e6-1f1fa.png"
52  }
53  option {
54    name  = "Canada (Central)"
55    value = "ca-central-1"
56    icon  = "/emojis/1f1e8-1f1e6.png"
57  }
58  option {
59    name  = "EU (Frankfurt)"
60    value = "eu-central-1"
61    icon  = "/emojis/1f1ea-1f1fa.png"
62  }
63  option {
64    name  = "EU (Stockholm)"
65    value = "eu-north-1"
66    icon  = "/emojis/1f1ea-1f1fa.png"
67  }
68  option {
69    name  = "EU (Ireland)"
70    value = "eu-west-1"
71    icon  = "/emojis/1f1ea-1f1fa.png"
72  }
73  option {
74    name  = "EU (London)"
75    value = "eu-west-2"
76    icon  = "/emojis/1f1ea-1f1fa.png"
77  }
78  option {
79    name  = "EU (Paris)"
80    value = "eu-west-3"
81    icon  = "/emojis/1f1ea-1f1fa.png"
82  }
83  option {
84    name  = "South America (São Paulo)"
85    value = "sa-east-1"
86    icon  = "/emojis/1f1e7-1f1f7.png"
87  }
88  option {
89    name  = "US East (N. Virginia)"
90    value = "us-east-1"
91    icon  = "/emojis/1f1fa-1f1f8.png"
92  }
93  option {
94    name  = "US East (Ohio)"
95    value = "us-east-2"
96    icon  = "/emojis/1f1fa-1f1f8.png"
97  }
98  option {
99    name  = "US West (N. California)"
100    value = "us-west-1"
101    icon  = "/emojis/1f1fa-1f1f8.png"
102  }
103  option {
104    name  = "US West (Oregon)"
105    value = "us-west-2"
106    icon  = "/emojis/1f1fa-1f1f8.png"
107  }
108}
109
110data "coder_parameter" "instance_type" {
111  name         = "instance_type"
112  display_name = "Instance type"
113  description  = "What instance type should your workspace use?"
114  default      = "t3.micro"
115  mutable      = false
116  option {
117    name  = "2 vCPU, 1 GiB RAM"
118    value = "t3.micro"
119  }
120  option {
121    name  = "2 vCPU, 2 GiB RAM"
122    value = "t3.small"
123  }
124  option {
125    name  = "2 vCPU, 4 GiB RAM"
126    value = "t3.medium"
127  }
128  option {
129    name  = "2 vCPU, 8 GiB RAM"
130    value = "t3.large"
131  }
132  option {
133    name  = "4 vCPU, 16 GiB RAM"
134    value = "t3.xlarge"
135  }
136  option {
137    name  = "8 vCPU, 32 GiB RAM"
138    value = "t3.2xlarge"
139  }
140}
141
142provider "aws" {
143  region = data.coder_parameter.region.value
144}
145
146data "coder_workspace" "me" {}
147data "coder_workspace_owner" "me" {}
148
149data "aws_ami" "ubuntu" {
150  most_recent = true
151  filter {
152    name   = "name"
153    values = ["ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-*"]
154  }
155  filter {
156    name   = "virtualization-type"
157    values = ["hvm"]
158  }
159  owners = ["099720109477"] # Canonical
160}
161
162resource "coder_agent" "dev" {
163  count          = data.coder_workspace.me.start_count
164  arch           = "amd64"
165  auth           = "aws-instance-identity"
166  os             = "linux"
167  startup_script = <<-EOT
168    set -e
169
170    # Add any commands that should be executed at workspace startup (e.g install requirements, start a program, etc) here
171  EOT
172
173  metadata {
174    key          = "cpu"
175    display_name = "CPU Usage"
176    interval     = 5
177    timeout      = 5
178    script       = "coder stat cpu"
179  }
180  metadata {
181    key          = "memory"
182    display_name = "Memory Usage"
183    interval     = 5
184    timeout      = 5
185    script       = "coder stat mem"
186  }
187  metadata {
188    key          = "disk"
189    display_name = "Disk Usage"
190    interval     = 600 # every 10 minutes
191    timeout      = 30  # df can take a while on large filesystems
192    script       = "coder stat disk --path $HOME"
193  }
194}
195
196# See https://registry.coder.com/modules/coder/code-server
197module "code-server" {
198  count  = data.coder_workspace.me.start_count
199  source = "registry.coder.com/modules/code-server/coder"
200
201  # This ensures that the latest non-breaking version of the module gets downloaded, you can also pin the module version to prevent breaking changes in production.
202  version = "~> 1.0"
203
204  agent_id = coder_agent.dev[0].id
205  order    = 1
206}
207
208# See https://registry.coder.com/modules/jetbrains-gateway
209module "jetbrains_gateway" {
210  count  = data.coder_workspace.me.start_count
211  source = "registry.coder.com/modules/jetbrains-gateway/coder"
212
213  # JetBrains IDEs to make available for the user to select
214  jetbrains_ides = ["IU", "PY", "WS", "PS", "RD", "CL", "GO", "RM"]
215  default        = "IU"
216
217  # Default folder to open when starting a JetBrains IDE
218  folder = "/home/coder"
219
220  # This ensures that the latest non-breaking version of the module gets downloaded, you can also pin the module version to prevent breaking changes in production.
221  version = "~> 1.0"
222
223  agent_id   = coder_agent.dev[0].id
224  agent_name = "dev"
225  order      = 2
226}
227
228locals {
229  hostname   = lower(data.coder_workspace.me.name)
230  linux_user = "coder"
231}
232
233data "cloudinit_config" "user_data" {
234  gzip          = false
235  base64_encode = false
236
237  boundary = "//"
238
239  part {
240    filename     = "cloud-config.yaml"
241    content_type = "text/cloud-config"
242
243    content = templatefile("${path.module}/cloud-init/cloud-config.yaml.tftpl", {
244      hostname   = local.hostname
245      linux_user = local.linux_user
246    })
247  }
248
249  part {
250    filename     = "userdata.sh"
251    content_type = "text/x-shellscript"
252
253    content = templatefile("${path.module}/cloud-init/userdata.sh.tftpl", {
254      linux_user = local.linux_user
255
256      init_script = try(coder_agent.dev[0].init_script, "")
257    })
258  }
259}
260
261resource "aws_instance" "dev" {
262  ami               = data.aws_ami.ubuntu.id
263  availability_zone = "${data.coder_parameter.region.value}a"
264  instance_type     = data.coder_parameter.instance_type.value
265
266  user_data = data.cloudinit_config.user_data.rendered
267  tags = {
268    Name = "coder-${data.coder_workspace_owner.me.name}-${data.coder_workspace.me.name}"
269    # Required if you are using our example policy, see template README
270    Coder_Provisioned = "true"
271  }
272  lifecycle {
273    ignore_changes = [ami]
274  }
275}
276
277resource "coder_metadata" "workspace_info" {
278  resource_id = aws_instance.dev.id
279  item {
280    key   = "region"
281    value = data.coder_parameter.region.value
282  }
283  item {
284    key   = "instance type"
285    value = aws_instance.dev.instance_type
286  }
287  item {
288    key   = "disk"
289    value = "${aws_instance.dev.root_block_device[0].volume_size} GiB"
290  }
291}
292
293resource "aws_ec2_instance_state" "dev" {
294  instance_id = aws_instance.dev.id
295  state       = data.coder_workspace.me.transition == "start" ? "running" : "stopped"
296}
297