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Refactor hardware agents to separate file
Signed-off-by: Joonas Rautiola <joonas.rautiola@unikie.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,149 @@ | ||
| # SPDX-FileCopyrightText: 2022-2024 TII (SSRC) and the Ghaf contributors | ||
| # SPDX-License-Identifier: Apache-2.0 | ||
|
|
||
| { pkgs, inputs, ... }: | ||
| let | ||
| # Vendored in, as brainstem isn't suitable for nixpkgs packaging upstream: | ||
| # https://github.com/NixOS/nixpkgs/pull/313643 | ||
| brainstem = pkgs.callPackage ../pkgs/brainstem { }; | ||
| in | ||
| { | ||
| services.udev.packages = [ | ||
| brainstem | ||
| pkgs.usbsdmux | ||
| ]; | ||
|
|
||
| environment.systemPackages = | ||
| [ | ||
| inputs.robot-framework.packages.${pkgs.system}.ghaf-robot | ||
| brainstem | ||
| ] | ||
| ++ (with pkgs; [ | ||
| minicom | ||
| usbsdmux | ||
| ]); | ||
|
|
||
| # The Jenkins slave service is very barebones | ||
| # it only installs java and sets up jenkins user | ||
| services.jenkinsSlave.enable = true; | ||
|
|
||
| # Jenkins needs sudo and serial rights to perform the HW tests | ||
| users.users.jenkins.extraGroups = [ | ||
| "wheel" | ||
| "dialout" | ||
| "tty" | ||
| ]; | ||
|
|
||
| systemd.services = | ||
| let | ||
| # verifies that the environment file is properly configured | ||
| # and downloads agent.jar from the controller | ||
| jenkins-setup-script = pkgs.writeShellScript "jenkins-setup.sh" '' | ||
| if [[ ! -f jenkins.env ]]; then | ||
| install -m 600 /dev/null jenkins.env | ||
| echo "CONTROLLER=" > jenkins.env | ||
| echo "ADMIN_PASSWORD=" >> jenkins.env | ||
| echo "Please add jenkins controller details to $(pwd)/jenkins.env" | ||
| exit 1 | ||
| fi | ||
| source jenkins.env | ||
| if [[ -z "$CONTROLLER" ]]; then | ||
| echo "Variable CONTROLLER not set in $(pwd)/jenkins.env" | ||
| exit 1 | ||
| fi | ||
| if [[ -z "$ADMIN_PASSWORD" ]]; then | ||
| echo "Variable ADMIN_PASSWORD not set in $(pwd)/jenkins.env" | ||
| exit 1 | ||
| fi | ||
| wget -N "$CONTROLLER/jnlpJars/agent.jar" | ||
| ''; | ||
|
|
||
| # Helper function to create agent services for each hardware device | ||
| mkAgent = | ||
| device: | ||
| let | ||
| # opens a websocket connection to the jenkins controller from this agent | ||
| jenkins-connect-script = pkgs.writeShellScript "jenkins-connect.sh" '' | ||
| JENKINS_SECRET="$( | ||
| curl -L -s -u admin:$ADMIN_PASSWORD \ | ||
| $CONTROLLER/computer/${device}/jenkins-agent.jnlp | | ||
| sed "s/.*<application-desc><argument>\([a-z0-9]*\).*/\1\n/" | ||
| )" | ||
| mkdir -p "/var/lib/jenkins/agents/${device}" | ||
| ${pkgs.jdk}/bin/java \ | ||
| -jar agent.jar \ | ||
| -url "$CONTROLLER" \ | ||
| -name "${device}" \ | ||
| -secret "$JENKINS_SECRET" \ | ||
| -workDir "/var/lib/jenkins/agents/${device}" \ | ||
| -webSocket | ||
| ''; | ||
| in | ||
| { | ||
| # agents require the setup service to run without errors before starting | ||
| requires = [ "setup-agents.service" ]; | ||
| wantedBy = [ "setup-agents.service" ]; | ||
| after = [ "setup-agents.service" ]; | ||
|
|
||
| path = | ||
| [ | ||
| brainstem | ||
| inputs.robot-framework.packages.${pkgs.system}.ghaf-robot | ||
| ] | ||
| ++ (with pkgs; [ | ||
| curl | ||
| wget | ||
| jdk | ||
| git | ||
| bashInteractive | ||
| coreutils | ||
| util-linux | ||
| nix | ||
| zstd | ||
| jq | ||
| csvkit | ||
| sudo | ||
| openssh | ||
| iputils | ||
| netcat | ||
| python3 | ||
| usbsdmux | ||
| ]); | ||
|
|
||
| serviceConfig = { | ||
| Type = "simple"; | ||
| User = "jenkins"; | ||
| EnvironmentFile = "/var/lib/jenkins/jenkins.env"; | ||
| WorkingDirectory = "/var/lib/jenkins"; | ||
| ExecStart = "${jenkins-connect-script}"; | ||
| }; | ||
| }; | ||
| in | ||
| { | ||
| # the setup service does not start automatically or it would fail activation | ||
| # of the system since jenkins.env is empty before manually set up | ||
| setup-agents = { | ||
| path = with pkgs; [ wget ]; | ||
| serviceConfig = { | ||
| Type = "oneshot"; | ||
| User = "jenkins"; | ||
| RemainAfterExit = "yes"; | ||
| WorkingDirectory = "/var/lib/jenkins"; | ||
| ExecStart = "${jenkins-setup-script}"; | ||
| }; | ||
| }; | ||
|
|
||
| # one agent per unique hardware device to act as a lock | ||
| agent-orin-agx = mkAgent "orin-agx"; | ||
| agent-orin-nx = mkAgent "orin-nx"; | ||
| agent-riscv = mkAgent "riscv"; | ||
| agent-nuc = mkAgent "nuc"; | ||
| agent-lenovo-x1 = mkAgent "lenovo-x1"; | ||
| }; | ||
| } |
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