commit 60b1512e8d72c3a62747fa93a95c9589fafaa0ca · dunkirk.sh/dots

-63
modules/nixos/services/cachet.nix
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           };

     

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           autoUpdate = lib.mkEnableOption "Automatically git pull on service restart";

     

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       -
       

     

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           webhook = {

     

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             enable = lib.mkEnableOption "Enable webhook endpoint for triggering service restart";

     

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             path = lib.mkOption {

     

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               type = lib.types.str;

     

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               default = "/webhook/restart";

     

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               description = "URL path for the webhook endpoint";

     

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             };

     

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             secretFile = lib.mkOption {

     

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               type = lib.types.nullOr lib.types.path;

     

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               default = null;

     

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               description = "Path to file containing webhook secret token";

     

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             };

     

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           };

     

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         };

     

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         config = lib.mkIf cfg.enable {

     
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             }

     

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           ];

     

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           systemd.services.cachet-webhook = lib.mkIf cfg.webhook.enable {

     

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             description = "Cachet webhook listener";

     

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             wantedBy = [ "multi-user.target" ];

     

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             after = [ "network.target" ];

     

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             script = let

     

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               webhookScript = pkgs.writeShellScript "cachet-webhook" ''

     

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                 SECRET=""

     

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                 ${lib.optionalString (cfg.webhook.secretFile != null) ''

     

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                   SECRET=$(cat "${cfg.webhook.secretFile}")

     

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                 ''}

     

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                 while IFS= read -r line; do

     

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                   # Parse the request line

     

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                   if [[ "$line" =~ ^GET.*token=([^\ \&]+) ]]; then

     

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                     TOKEN="''${BASH_REMATCH[1]}"

     

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                     if [ "$TOKEN" = "$SECRET" ]; then

     

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                       echo -e "HTTP/1.1 200 OK\r\nContent-Type: text/plain\r\n\r\nRestarting cachet service..."

     

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                       ${pkgs.systemd}/bin/systemctl restart cachet &

     

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                     else

     

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                       echo -e "HTTP/1.1 403 Forbidden\r\nContent-Type: text/plain\r\n\r\nInvalid token"

     

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                     fi

     

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                   else

     

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                     echo -e "HTTP/1.1 400 Bad Request\r\nContent-Type: text/plain\r\n\r\nBad request"

     

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                   fi

     

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                   break

     

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                 done

     

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               '';

     

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             in ''

     

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               while true; do

     

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                 ${pkgs.netcat}/bin/nc -l -p 9000 -c "${webhookScript}"

     

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               done

     

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             '';

     

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             serviceConfig = {

     

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               Type = "simple";

     

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               Restart = "always";

     

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               RestartSec = "5s";

     

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             };

     

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           };

     

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           systemd.services.cachet = {

     

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             description = "Cachet Slack emoji/profile cache";

     

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             wantedBy = [ "multi-user.target" ];

     
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               tls {

     

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                 dns cloudflare {env.CLOUDFLARE_API_TOKEN}

     

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               }

     

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               ${lib.optionalString cfg.webhook.enable ''

     

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               handle ${cfg.webhook.path} {

     

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                 reverse_proxy localhost:9000

     

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               }

     

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               ''}

     

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               reverse_proxy localhost:${toString cfg.port}

     

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             '';