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worker-windows job from concourse/7.4.4

The 'worker' nodes are what actually run Concourse workloads (builds, resource checking, etc). They register with Concourse via the SSH worker gateway running on the 'web' nodes.

Github source: 425a31f or master branch

Properties

baggageclaim

bind_port

Port on which Baggageclaim should listen for HTTP traffic.

Default
7788

driver

Driver to use for the volume store. One of detect, overlay, btrfs, or naive.

Default
detect

drain_timeout

Maximum wait time in Go duration format (1m = 1 minute) for worker drain to be finished. Only applies when worker is getting shutdown.

If not specified, it will be indefinite.

Default
1h

ephemeral

If set, the worker will immediately disappear upon stalling.

Default
false

external_garden_url

API endpoint of an externally managed Garden server to use instead of running the embedded Garden server.

garden

request_timeout

How long to wait for requests to Garden to complete, in Go duration format (48h = 48 hours). 0 means no timeout.

Example
5m

http_proxy_url

Proxy to use for outgoing http requests from containers.

https_proxy_url

Proxy to use for outgoing https requests from containers.

log_level

The log level for the worker. When set to debug, you’ll see a lot more information.

Default
info

no_proxy

A list domains and IPs with optional port for which the proxy should be bypassed.

Example
- localhost
- 127.0.0.1
- example.com
- domain.com:8080

sweep_interval

Interval on which to destroy containers and volumes marked for garbage collection.

Default
30s

tags

An array of tags to advertise for each worker.

Example
- special

team

Register the worker for a single team.

If not specified, the worker will be shared across all teams.

worker_gateway

host_public_key

Public key to verify for the TSA server. If not specified, the web link is used.

Example
ssh-rsa ...

hosts

Addresses (host:port) of TSA servers to register with.

If not specified, the web link is used.

Example
- localhost:2222
- example.com

rebalance_interval

The interval on which the worker will connect to a new SSH gateway and drain the old connection. This has the effect of rebalancing the forwarded workers across the SSH gateways over time.

Example
4h

worker_key

SSH key to use when authenticating with the TSA.

Example
private_key: |+
  -----BEGIN RSA PRIVATE KEY-----
  ...
  -----END RSA PRIVATE KEY-----
public_key: ssh-rsa ...

Templates

Templates are rendered and placed onto corresponding instances during the deployment process. This job's templates will be placed into /var/vcap/jobs/worker-windows/ directory (learn more).

  • bin/pre-start.ps1 (from pre-start.ps1.erb)
  • bin/start.ps1 (from start.ps1)
  • config/env.ps1 (from env.ps1.erb)
  • config/worker_gateway_host_key.pub (from worker_gateway_host_key.pub.erb)

Packages

Packages are compiled and placed onto corresponding instances during the deployment process. Packages will be placed into /var/vcap/packages/ directory.