|
| 1 | +terraform { |
| 2 | +required_providers { |
| 3 | +coder={ |
| 4 | + source="coder/coder" |
| 5 | + } |
| 6 | +incus={ |
| 7 | + source="lxc/incus" |
| 8 | + } |
| 9 | + } |
| 10 | +} |
| 11 | + |
| 12 | +data"coder_provisioner""me" {} |
| 13 | + |
| 14 | +provider"incus" {} |
| 15 | + |
| 16 | +data"coder_workspace""me" {} |
| 17 | + |
| 18 | +data"coder_parameter""image" { |
| 19 | +name="image" |
| 20 | +display_name="Image" |
| 21 | +description="The container image to use. Be sure to use a variant with cloud-init installed!" |
| 22 | +default="ubuntu/jammy/cloud/amd64" |
| 23 | +icon="/icon/image.svg" |
| 24 | +mutable=true |
| 25 | +} |
| 26 | + |
| 27 | +data"coder_parameter""cpu" { |
| 28 | +name="cpu" |
| 29 | +display_name="CPU" |
| 30 | +description="The number of CPUs to allocate to the workspace (1-8)" |
| 31 | +type="number" |
| 32 | +default="1" |
| 33 | +icon="https://raw.githubusercontent.com/matifali/logos/main/cpu-3.svg" |
| 34 | +mutable=true |
| 35 | +validation { |
| 36 | +min=1 |
| 37 | +max=8 |
| 38 | + } |
| 39 | +} |
| 40 | + |
| 41 | +data"coder_parameter""memory" { |
| 42 | +name="memory" |
| 43 | +display_name="Memory" |
| 44 | +description="The amount of memory to allocate to the workspace in GB (up to 16GB)" |
| 45 | +type="number" |
| 46 | +default="2" |
| 47 | +icon="/icon/memory.svg" |
| 48 | +mutable=true |
| 49 | +validation { |
| 50 | +min=1 |
| 51 | +max=16 |
| 52 | + } |
| 53 | +} |
| 54 | + |
| 55 | +data"coder_parameter""git_repo" { |
| 56 | +type="string" |
| 57 | +name="Git repository" |
| 58 | +default="https://github.com/coder/coder" |
| 59 | +description="Clone a git repo into [base directory]" |
| 60 | +mutable=true |
| 61 | +} |
| 62 | + |
| 63 | +data"coder_parameter""repo_base_dir" { |
| 64 | +type="string" |
| 65 | +name="Repository Base Directory" |
| 66 | +default="~" |
| 67 | +description="The directory specified will be created (if missing) and the specified repo will be cloned into [base directory]/{repo}🪄." |
| 68 | +mutable=true |
| 69 | +} |
| 70 | + |
| 71 | +resource"coder_agent""main" { |
| 72 | +count=data.coder_workspace.me.start_count |
| 73 | +arch=data.coder_provisioner.me.arch |
| 74 | +os="linux" |
| 75 | +dir="/home/${local.workspace_user}" |
| 76 | +env={ |
| 77 | + CODER_WORKSPACE_ID= data.coder_workspace.me.id |
| 78 | + } |
| 79 | + |
| 80 | +metadata { |
| 81 | +display_name="CPU Usage" |
| 82 | +key="0_cpu_usage" |
| 83 | +script="coder stat cpu" |
| 84 | +interval=10 |
| 85 | +timeout=1 |
| 86 | + } |
| 87 | + |
| 88 | +metadata { |
| 89 | +display_name="RAM Usage" |
| 90 | +key="1_ram_usage" |
| 91 | +script="coder stat mem" |
| 92 | +interval=10 |
| 93 | +timeout=1 |
| 94 | + } |
| 95 | + |
| 96 | +metadata { |
| 97 | +display_name="Home Disk" |
| 98 | +key="3_home_disk" |
| 99 | +script="coder stat disk --path /home/${lower(data.coder_workspace.me.owner)}" |
| 100 | +interval=60 |
| 101 | +timeout=1 |
| 102 | + } |
| 103 | +} |
| 104 | + |
| 105 | +module"git-clone" { |
| 106 | +source="registry.coder.com/modules/git-clone/coder" |
| 107 | +version="1.0.2" |
| 108 | +agent_id=local.agent_id |
| 109 | +url=data.coder_parameter.git_repo.value |
| 110 | +base_dir=local.repo_base_dir |
| 111 | +} |
| 112 | + |
| 113 | +module"code-server" { |
| 114 | +source="registry.coder.com/modules/code-server/coder" |
| 115 | +version="1.0.2" |
| 116 | +agent_id=local.agent_id |
| 117 | +folder=local.repo_base_dir |
| 118 | +} |
| 119 | + |
| 120 | +module"filebrowser" { |
| 121 | +source="registry.coder.com/modules/filebrowser/coder" |
| 122 | +version="1.0.2" |
| 123 | +agent_id=local.agent_id |
| 124 | +} |
| 125 | + |
| 126 | +module"coder-login" { |
| 127 | +source="registry.coder.com/modules/coder-login/coder" |
| 128 | +version="1.0.2" |
| 129 | +agent_id=local.agent_id |
| 130 | +} |
| 131 | + |
| 132 | +resource"incus_volume""home" { |
| 133 | +name="coder-${data.coder_workspace.me.id}-home" |
| 134 | +pool=local.pool |
| 135 | +} |
| 136 | + |
| 137 | +resource"incus_volume""docker" { |
| 138 | +name="coder-${data.coder_workspace.me.id}-docker" |
| 139 | +pool=local.pool |
| 140 | +} |
| 141 | + |
| 142 | +resource"incus_cached_image""image" { |
| 143 | +source_remote="images" |
| 144 | +source_image=data.coder_parameter.image.value |
| 145 | +} |
| 146 | + |
| 147 | +resource"incus_instance_file""agent_token" { |
| 148 | +count=data.coder_workspace.me.start_count |
| 149 | +instance=incus_instance.dev.name |
| 150 | +content=<<EOF |
| 151 | +CODER_AGENT_TOKEN=${local.agent_token} |
| 152 | +EOF |
| 153 | +create_directories=true |
| 154 | +target_path="/opt/coder/init.env" |
| 155 | +} |
| 156 | + |
| 157 | +resource"incus_instance""dev" { |
| 158 | +running=data.coder_workspace.me.start_count==1 |
| 159 | +name="coder-${lower(data.coder_workspace.me.owner)}-${lower(data.coder_workspace.me.name)}" |
| 160 | +image=incus_cached_image.image.fingerprint |
| 161 | + |
| 162 | +config={ |
| 163 | +"security.nesting"=true |
| 164 | +"security.syscalls.intercept.mknod"=true |
| 165 | +"security.syscalls.intercept.setxattr"=true |
| 166 | +"boot.autostart"=true |
| 167 | +"cloud-init.user-data"=<<EOF |
| 168 | +#cloud-config |
| 169 | +hostname:${lower(data.coder_workspace.me.name)} |
| 170 | +users: |
| 171 | + - name:${local.workspace_user} |
| 172 | + uid: 1000 |
| 173 | + gid: 1000 |
| 174 | + groups: sudo |
| 175 | + packages: |
| 176 | + - curl |
| 177 | + shell: /bin/bash |
| 178 | + sudo: ['ALL=(ALL) NOPASSWD:ALL'] |
| 179 | +write_files: |
| 180 | + - path: /opt/coder/init |
| 181 | + permissions: "0755" |
| 182 | + encoding: b64 |
| 183 | + content:${base64encode(local.agent_init_script)} |
| 184 | + - path: /etc/systemd/system/coder-agent.service |
| 185 | + permissions: "0644" |
| 186 | + content: | |
| 187 | + [Unit] |
| 188 | + Description=Coder Agent |
| 189 | + After=network-online.target |
| 190 | + Wants=network-online.target |
| 191 | +
|
| 192 | + [Service] |
| 193 | + User=${local.workspace_user} |
| 194 | + EnvironmentFile=/opt/coder/init.env |
| 195 | + ExecStart=/opt/coder/init |
| 196 | + Restart=always |
| 197 | + RestartSec=10 |
| 198 | + TimeoutStopSec=90 |
| 199 | + KillMode=process |
| 200 | +
|
| 201 | + OOMScoreAdjust=-900 |
| 202 | + SyslogIdentifier=coder-agent |
| 203 | +
|
| 204 | + [Install] |
| 205 | + WantedBy=multi-user.target |
| 206 | + - path: /etc/systemd/system/coder-agent-watcher.service |
| 207 | + permissions: "0644" |
| 208 | + content: | |
| 209 | + [Unit] |
| 210 | + Description=Coder Agent Watcher |
| 211 | + After=network-online.target |
| 212 | +
|
| 213 | + [Service] |
| 214 | + Type=oneshot |
| 215 | + ExecStart=/usr/bin/systemctl restart coder-agent.service |
| 216 | +
|
| 217 | + [Install] |
| 218 | + WantedBy=multi-user.target |
| 219 | + - path: /etc/systemd/system/coder-agent-watcher.path |
| 220 | + permissions: "0644" |
| 221 | + content: | |
| 222 | + [Path] |
| 223 | + PathModified=/opt/coder/init.env |
| 224 | + Unit=coder-agent-watcher.service |
| 225 | +
|
| 226 | + [Install] |
| 227 | + WantedBy=multi-user.target |
| 228 | +runcmd: |
| 229 | + - chown -R${local.workspace_user}:${local.workspace_user} /home/${local.workspace_user} |
| 230 | + - | |
| 231 | + #!/bin/bash |
| 232 | + apt-get update && apt-get install -y curl docker.io |
| 233 | + usermod -aG docker${local.workspace_user} |
| 234 | + newgrp docker |
| 235 | + - systemctl enable coder-agent.service coder-agent-watcher.service coder-agent-watcher.path |
| 236 | + - systemctl start coder-agent.service coder-agent-watcher.service coder-agent-watcher.path |
| 237 | +EOF |
| 238 | + } |
| 239 | + |
| 240 | +limits={ |
| 241 | + cpu= data.coder_parameter.cpu.value |
| 242 | + memory="${data.coder_parameter.cpu.value}GiB" |
| 243 | + } |
| 244 | + |
| 245 | +device { |
| 246 | +name="home" |
| 247 | +type="disk" |
| 248 | +properties={ |
| 249 | + path="/home/${local.workspace_user}" |
| 250 | + pool= local.pool |
| 251 | + source= incus_volume.home.name |
| 252 | + } |
| 253 | + } |
| 254 | + |
| 255 | +device { |
| 256 | +name="docker" |
| 257 | +type="disk" |
| 258 | +properties={ |
| 259 | + path="/var/lib/docker" |
| 260 | + pool= local.pool |
| 261 | + source= incus_volume.docker.name |
| 262 | + } |
| 263 | + } |
| 264 | + |
| 265 | +device { |
| 266 | +name="root" |
| 267 | +type="disk" |
| 268 | +properties={ |
| 269 | + path="/" |
| 270 | + pool= local.pool |
| 271 | + } |
| 272 | + } |
| 273 | +} |
| 274 | + |
| 275 | +locals { |
| 276 | +workspace_user=lower(data.coder_workspace.me.owner) |
| 277 | +pool="coder" |
| 278 | +repo_base_dir=data.coder_parameter.repo_base_dir.value=="~"?"/home/${local.workspace_user}":replace(data.coder_parameter.repo_base_dir.value,"/^~\\//","/home/${local.workspace_user}/") |
| 279 | +repo_dir=module.git-clone.repo_dir |
| 280 | +agent_id=data.coder_workspace.me.start_count==1? coder_agent.main[0].id:"" |
| 281 | +agent_token=data.coder_workspace.me.start_count==1? coder_agent.main[0].token:"" |
| 282 | +agent_init_script=data.coder_workspace.me.start_count==1? coder_agent.main[0].init_script:"" |
| 283 | +} |
| 284 | + |
| 285 | +resource"coder_metadata""info" { |
| 286 | +count=data.coder_workspace.me.start_count |
| 287 | +resource_id=incus_instance.dev.name |
| 288 | +item { |
| 289 | +key="memory" |
| 290 | +value=incus_instance.dev.limits.memory |
| 291 | + } |
| 292 | +item { |
| 293 | +key="cpus" |
| 294 | +value=incus_instance.dev.limits.cpu |
| 295 | + } |
| 296 | +item { |
| 297 | +key="instance" |
| 298 | +value=incus_instance.dev.name |
| 299 | + } |
| 300 | +item { |
| 301 | +key="image" |
| 302 | +value="${incus_cached_image.image.source_remote}:${incus_cached_image.image.source_image}" |
| 303 | + } |
| 304 | +item { |
| 305 | +key="image_fingerprint" |
| 306 | +value=substr(incus_cached_image.image.fingerprint,0,12) |
| 307 | + } |
| 308 | +} |
| 309 | + |