From f82013c2c60d63f1867add9089076df78bd25af0 Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Wed, 19 Oct 2016 12:17:04 +0200
Subject: m 2 elchos: init

---
 makefu/2configs/elchos/stats.nix | 96 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 makefu/2configs/elchos/stats.nix

(limited to 'makefu/2configs/elchos/stats.nix')

diff --git a/makefu/2configs/elchos/stats.nix b/makefu/2configs/elchos/stats.nix
new file mode 100644
index 000000000..0282b04cf
--- /dev/null
+++ b/makefu/2configs/elchos/stats.nix
@@ -0,0 +1,96 @@
+{ config, lib, pkgs, ... }:
+
+# graphite-web on port 8080
+# carbon cache on port 2003 (tcp/udp)
+with config.krebs.lib;
+let
+  sec = toString <secrets>;
+  acmepath = "/var/lib/acme/";
+  acmechall = acmepath + "/challenges/";
+  ext-dom = "stats.nsupdate.info";
+  #ssl_cert = "${sec}/wildcard.krebsco.de.crt";
+  #ssl_key  = "${sec}/wildcard.krebsco.de.key";
+  ssl_cert = "${acmepath}/${ext-dom}/fullchain.pem";
+  ssl_key = "${acmepath}/${ext-dom}/key.pem";
+in {
+  networking.firewall = {
+    allowedTCPPorts = [ 2003 80 443 ];
+    allowedUDPPorts = [ 2003 ];
+  };
+
+  services.grafana = {
+    enable = true;
+    addr = "127.0.0.1";
+    extraOptions = { "AUTH_ANONYMOUS_ENABLED" = "true"; };
+    users.allowSignUp = false;
+    users.allowOrgCreate = false;
+    users.autoAssignOrg = false;
+    security = import <secrets/grafana_security.nix>; # { AdminUser = ""; adminPassword = ""}
+  };
+  krebs.nginx = {
+    enable = true;
+    servers.elch-stats = {
+      server-names = [ ext-dom ];
+      listen = [ "80" "443 ssl" ];
+      ssl = {
+          enable = true;
+          # these certs will be needed if acme has not yet created certificates:
+          certificate =   ssl_cert;
+          certificate_key = ssl_key;
+          force_encryption = true;
+      };
+
+      locations = [
+          (nameValuePair "/" ''
+            proxy_set_header   Host $host;
+            proxy_set_header   X-Real-IP          $remote_addr;
+            proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_pass http://localhost:3000/;
+          '')
+          (nameValuePair  "/.well-known/acme-challenge" ''
+            root ${acmechall}/${ext-dom}/;
+          '')
+      ];
+    };
+  };
+
+  security.acme.certs."${ext-dom}" = {
+    email = "acme@syntax-fehler.de";
+    webroot = "${acmechall}/${ext-dom}/";
+    group = "nginx";
+    allowKeysForGroup = true;
+    postRun = "systemctl reload nginx.service";
+    extraDomains."${ext-dom}" = null ;
+  };
+
+  services.graphite = {
+    web = {
+      enable = true;
+      host = "127.0.0.1";
+      port = 8080;
+    };
+    carbon = {
+      enableCache = true;
+      # save disk usage by restricting to 1 bulk update per second
+      config = ''
+        [cache]
+        MAX_CACHE_SIZE = inf
+        MAX_UPDATES_PER_SECOND = 1
+        MAX_CREATES_PER_MINUTE = 500
+        '';
+      storageSchemas = ''
+        [carbon]
+        pattern = ^carbon\.
+        retentions = 60:90d
+
+        [elchos]
+        patterhn = ^elchos\.
+        retention = 10s:30d,60s:1y
+
+        [default]
+        pattern = .*
+        retentions = 30s:30d,300s:1y
+        '';
+    };
+  };
+}
-- 
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