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https://github.com/SebastianWendel/nixpkgs.git
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Upstart ‘boot.systemd.services’ for the Upstart compatibility layer
This commit is contained in:
Eelco Dolstra
parent
352510c208
commit
4c21857ee1
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@ -53,18 +53,17 @@ let
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'';
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in {
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text =
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inherit (job) description path environment;
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after =
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if job.startOn == "stopped udevtrigger" then [ "systemd-udev-settle.service" ] else
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if job.startOn == "started udev" then [ "systemd-udev.service" ] else
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[];
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wantedBy = if job.startOn == "" then [ ] else [ "multi-user.target" ];
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serviceConfig =
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''
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[Unit]
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Description=${job.description}
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${if job.startOn == "stopped udevtrigger" then "After=systemd-udev-settle.service" else
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if job.startOn == "started udev" then "After=systemd-udev.service"
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else ""}
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[Service]
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Environment=PATH=${job.path}
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${concatMapStrings (n: "Environment=${n}=\"${getAttr n env}\"\n") (attrNames env)}
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${optionalString (job.preStart != "" && (job.script != "" || job.exec != "")) ''
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ExecStartPre=${preStartScript}
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''}
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@ -96,153 +95,8 @@ let
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${optionalString (!job.task && job.respawn) "Restart=always"}
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'';
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wantedBy = if job.startOn == "" then [ ] else [ "multi-user.target" ];
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};
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/*
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text =
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''
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${optionalString (job.description != "") ''
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description "${job.description}"
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''}
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${if isList job.startOn then
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"start on ${concatStringsSep " or " job.startOn}"
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else if job.startOn != "" then
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"start on ${job.startOn}"
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else ""
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}
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${optionalString (job.stopOn != "") "stop on ${job.stopOn}"}
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env PATH=${job.path}
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${concatMapStrings (n: "env ${n}=\"${getAttr n env}\"\n") (attrNames env)}
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${optionalString (job.console != "") "console ${job.console}"}
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pre-start script
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ln -sfn "$(readlink -f "/etc/init/${job.name}.conf")" /var/run/upstart-jobs/${job.name}
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${optionalString (job.preStart != "") ''
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source ${jobHelpers}
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${job.preStart}
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''}
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end script
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${if job.script != "" && job.exec != "" then
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abort "Job ${job.name} has both a `script' and `exec' attribute."
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else if job.script != "" then
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''
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script
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source ${jobHelpers}
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${job.script}
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end script
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''
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else if job.exec != "" && job.console == "" then
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''
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script
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exec ${job.exec}
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end script
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''
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else if job.exec != "" then
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''
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exec ${job.exec}
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''
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else ""
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}
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${optionalString (job.postStart != "") ''
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post-start script
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source ${jobHelpers}
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${job.postStart}
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end script
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''}
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${optionalString job.task "task"}
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${optionalString (!job.task && job.respawn) "respawn"}
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${ # preStop is run only if there is exec or script.
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# (upstart 0.6.5, job.c:562)
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optionalString (job.preStop != "") (assert hasMain; ''
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pre-stop script
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source ${jobHelpers}
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${job.preStop}
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end script
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'')}
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${optionalString (job.postStop != "") ''
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post-stop script
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source ${jobHelpers}
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${job.postStop}
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end script
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''}
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${if job.daemonType == "fork" then "expect fork" else
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if job.daemonType == "daemon" then "expect daemon" else
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if job.daemonType == "stop" then "expect stop" else
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if job.daemonType == "none" then "" else
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throw "invalid daemon type `${job.daemonType}'"}
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${optionalString (job.setuid != "") ''
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setuid ${job.setuid}
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''}
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${optionalString (job.setgid != "") ''
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setuid ${job.setgid}
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''}
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${job.extraConfig}
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'';
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*/
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# Shell functions for use in Upstart jobs.
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jobHelpers = pkgs.writeText "job-helpers.sh"
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''
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# Ensure that an Upstart service is running.
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ensure() {
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local job="$1"
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local status="$(status "$job")"
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# If it's already running, we're happy.
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[[ "$status" =~ start/running ]] && return 0
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# If its current goal is to stop, start it.
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[[ "$status" =~ stop/ ]] && { status="$(start "$job")" || true; }
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# The "start" command is synchronous *if* the job is
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# not already starting. So if somebody else started
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# the job in parallel, the "start" above may return
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# while the job is still starting. So wait until it
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# is up or has failed.
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while true; do
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[[ "$status" =~ stop/ ]] && { echo "job $job failed to start"; return 1; }
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[[ "$status" =~ start/running ]] && return 0
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echo "waiting for job $job to start..."
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sleep 1
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status="$(status "$job")"
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done
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}
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# Check whether the current job has been stopped. Used in
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# post-start jobs to determine if they should continue.
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stop_check() {
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local status="$(status)"
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if [[ "$status" =~ stop/ ]]; then
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echo "job asked to stop!"
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return 1
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fi
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if [[ "$status" =~ respawn/ ]]; then
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echo "job respawning unexpectedly!"
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stop
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return 1
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fi
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return 0
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}
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'';
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jobOptions = {
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@ -418,8 +272,7 @@ let
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};
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path = mkOption {
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default = [ ];
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apply = ps: "${makeSearchPath "bin" ps}:${makeSearchPath "sbin" ps}";
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default = [];
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description = ''
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Packages added to the job's <envar>PATH</envar> environment variable.
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Both the <filename>bin</filename> and <filename>sbin</filename>
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@ -507,7 +360,7 @@ in
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system.build.upstart = upstart;
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boot.systemd.units =
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boot.systemd.services =
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flip mapAttrs' config.jobs (name: job:
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nameValuePair "${job.name}.service" job.unit);
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