From 9bb3069f69ed801d98034a2effcb4d88f279a92f Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Thu, 22 Oct 2015 15:33:05 +0200
Subject: krebs 3 tinc_graphs: mv from makefu 3 tinc_graphs

---
 krebs/3modules/default.nix     |   1 +
 krebs/3modules/tinc_graphs.nix | 145 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 146 insertions(+)
 create mode 100644 krebs/3modules/tinc_graphs.nix

(limited to 'krebs')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 1f34c8e6..5c5bec00 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -18,6 +18,7 @@ let
       ./retiolum-bootstrap.nix
       ./realwallpaper.nix
       ./retiolum.nix
+      ./tinc_graphs.nix
       ./urlwatch.nix
     ];
     options.krebs = api;
diff --git a/krebs/3modules/tinc_graphs.nix b/krebs/3modules/tinc_graphs.nix
new file mode 100644
index 00000000..a6c62835
--- /dev/null
+++ b/krebs/3modules/tinc_graphs.nix
@@ -0,0 +1,145 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+let
+  cfg = config.krebs.tinc_graphs;
+  internal_dir = "${cfg.workingDir}/internal";
+  external_dir = "${cfg.workingDir}/external";
+
+  out = {
+    options.krebs.tinc_graphs = api;
+    config = mkIf cfg.enable imp ;
+  };
+
+  api = {
+    enable = mkEnableOption "tinc graphs";
+
+    geodbPath = mkOption {
+      type = types.str;
+      description = "Path to geocitydb, defaults to geolite-legacy";
+      default = "${pkgs.geolite-legacy}/share/GeoIP/GeoIPCity.dat";
+    };
+
+    nginx = {
+      enable = mkEnableOption "enable tinc_graphs to be served with nginx";
+
+      anonymous = {
+        server-names = mkOption {
+          type = with types; listOf str;
+          description = "hostnames which serve anonymous graphs";
+          default = [ "graphs.${config.krebs.build.host.name}" ];
+        };
+
+        listen = mkOption {
+          # use the type of the nginx listen option
+          type = with types; listOf str;
+          description = "listen address for anonymous graphs";
+          default = [ "80" ];
+        };
+
+      };
+
+      complete = {
+        server-names = mkOption {
+          type = with types; listOf str;
+          description = "hostname which serves complete graphs";
+          default = [ "graphs.${config.krebs.build.host.name}" ];
+        };
+
+        listen = mkOption {
+          type = with types; listOf str;
+          description = "listen address for complete graphs";
+          default = [ "127.0.0.1:80" ];
+        };
+
+      };
+    };
+
+    workingDir = mkOption {
+      type = types.str;
+      description = ''
+        Path to working dir, will create interal and external/.
+        Defaults to the new users home dir which defaults to
+        /var/cache/tinc_graphs'';
+      default = config.users.extraUsers.tinc_graphs.home;
+    };
+
+    timerConfig = mkOption {
+      type = with types; attrsOf str;
+      default = {
+        OnCalendar = "*:0/15";
+      };
+    };
+  };
+
+  imp = {
+    environment.systemPackages = [ pkgs.tinc_graphs];
+    systemd.timers.tinc_graphs = {
+      description = "Build Tinc Graphs via via timer";
+      wantedBy = [ "timers.target"];
+      timerConfig = cfg.timerConfig;
+    };
+    systemd.services.tinc_graphs = {
+      description = "Build Tinc Graphs";
+      environment = {
+        EXTERNAL_FOLDER = external_dir;
+        INTERNAL_FOLDER = internal_dir;
+        GEODB = cfg.geodbPath;
+        TINC_HOSTPATH=config.krebs.retiolum.hosts;
+      };
+
+      restartIfChanged = true;
+
+      serviceConfig = {
+        Type = "simple";
+
+        ExecStartPre = pkgs.writeScript "tinc_graphs-init" ''
+          #!/bin/sh
+          if ! test -e "${cfg.workingDir}/internal/index.html"; then
+            cp -fr "$(${pkgs.tinc_graphs}/bin/tincstats-static-dir)/internal/" "${internal_dir}"
+          fi
+        '';
+
+        ExecStart = "${pkgs.tinc_graphs}/bin/all-the-graphs";
+
+        ExecStartPost = pkgs.writeScript "tinc_graphs-post" ''
+          #!/bin/sh
+          # TODO: this may break if workingDir is set to something stupid
+          # this is needed because homedir is created with 700
+          chmod 755  "${cfg.workingDir}"
+        '';
+        PrivateTmp = "yes";
+
+        User = "root"; # tinc cannot be queried as user,
+                       #  seems to be a tinc-pre issue
+      };
+    };
+
+    users.extraUsers.tinc_graphs = {
+      uid = 3925439960; #genid tinc_graphs
+      home = "/var/spool/tinc_graphs";
+      createHome = true;
+    };
+
+    krebs.nginx.servers = mkIf cfg.nginx.enable {
+      tinc_graphs_complete = mkMerge [ cfg.nginx.complete  {
+        locations = [
+          (nameValuePair "/" ''
+            autoindex on;
+            root ${internal_dir};
+          '')
+        ];
+      }] ;
+      tinc_graphs_anonymous = mkMerge [ cfg.nginx.anonymous {
+        locations = [
+          (nameValuePair "/" ''
+            autoindex on;
+            root ${external_dir};
+          '')
+        ];
+      }];
+    };
+  };
+
+in
+out
-- 
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