convox-nix/mkDeployment.nix at master · pauldub/convox-nix · GitHub

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{ lib, k8s, config, pkgs, ...}:

with lib;

{ name, labels, config, ... }: let
  buildEnvVar = var: if (strings.hasInfix "=" var)
  then let parts = splitString "=" var; in {
    name = head parts;
    value = toString (tail parts);
  } else {
    name = var;
    valueFrom.secretKeyRef = {
      name = config.environmentSecret; key = var;
    };
  };
  buildEnvVars = vars: (map buildEnvVar vars);
in {
  metadata.name = name;
  metadata.labels = labels;

  spec = {
    replicas = config.scale.count;
    selector.matchLabels = labels;

    template = {
      metadata.name = name;
      metadata.labels = labels;

      spec.serviceAccountName = mkIf (config.serviceAccount != null) config.serviceAccount;

      spec.containers."${name}" = {
        image = mkIf (config.image != null) config.image;
        imagePullPolicy = "Always";
        command = mkIf (config.command != null) config.command;
        ports = mapAttrsToList (name: port: {
          name = name;
          containerPort = port;
        }) config.port;

        resources = {
          requests = {
            memory = mkIf (config.scale.memory != null)
            "${toString config.scale.memory}Mi";
            cpu = mkIf (config.scale.cpu != null)
            "${toString config.scale.cpu}m";
          };
        };

        # readinessProbe = mkIf (
        #   config.health != null &&
        #   (hasAttr "http" config.port)
        # ) {
        #   httpGet = {
        #     path = if isString config.health
        #     then config.health
        #     else config.health.path;
        #     port = config.port.http;
        #   };
        # };

        # livenessProbe = mkIf (
        #   config.health != null &&
        #   (hasAttr "http" config.port)
        # ) {
        #   httpGet = {
        #     path = if isString config.health
        #     then config.health
        #     else config.health.path;
        #     port = config.port.http;
        #   };
        # };

        env = (buildEnvVars config.environment);
      };
    };
  };
}