Move goaccess to specific module

1 files changed, 66 insertions, 0 deletions

diff --git a/virtual/modules/websites/commons/stats.nix b/virtual/modules/websites/commons/stats.nix
new file mode 100644
index 0000000..a7ade3b
--- /dev/null
+++ b/virtual/modules/websites/commons/stats.nix
@@ -0,0 +1,66 @@
+{ lib, pkgs, config, mylibs, ... }:
+let
+    cfg = config.services.myWebsites.commons.stats;
+in {
+  options = {
+    services.myWebsites.commons.stats = {
+      enable = lib.mkEnableOption "enable statistics";
+      sites = lib.mkOption {
+        # FIXME: specify
+        type = lib.types.listOf (lib.types.unspecified);
+        default = [];
+        description = "Sites to generate stats";
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = [
+      pkgs.goaccess
+    ];
+
+    nixpkgs.config.packageOverrides = oldpkgs: rec {
+      goaccess = oldpkgs.goaccess.overrideAttrs(old: rec {
+        name = "goaccess-${version}";
+        version = "1.3";
+        src = pkgs.fetchurl {
+          url = "https://tar.goaccess.io/${name}.tar.gz";
+          sha256 = "16vv3pj7pbraq173wlxa89jjsd279004j4kgzlrsk1dz4if5qxwc";
+        };
+        configureFlags = old.configureFlags ++ [ "--enable-tcb=btree" ];
+        buildInputs = old.buildInputs ++ [ pkgs.tokyocabinet pkgs.bzip2 ];
+      });
+    };
+
+    services.cron = {
+      enable = true;
+      systemCronJobs = let
+        stats = domain: conf: let
+          d = pkgs.writeScriptBin "stats-${domain}" ''
+            #!${pkgs.stdenv.shell}
+            set -e
+            shopt -s nullglob
+            date_regex=$(LC_ALL=C date -d yesterday +'%d\/%b\/%Y')
+            TMPFILE=$(mktemp)
+            trap "rm -f $TMPFILE" EXIT
+
+            cat /var/log/httpd/access_log-${domain} | sed -n "/\\[$date_regex/ p" > $TMPFILE
+            for i in /var/log/httpd/access_log-${domain}*.gz; do
+              zcat "$i" | sed -n "/\\[$date_regex/ p" >> $TMPFILE
+            done
+            goaccess $TMPFILE --no-progress -o /var/lib/goaccess/${domain}/index.html -p ${conf}
+            '';
+          in "${d}/bin/stats-${domain}";
+      # FIXME: running several goaccess simultaneously seems to be
+      # bugged?
+      in
+        pkgs.lib.lists.imap0 (i: v: "${toString (i+5)} 0 * * * root ${stats v.name v.conf}") cfg.sites;
+    };
+
+    # FIXME: initial sync
+    system.activationScripts.goaccess = ''
+      mkdir -p /var/lib/goaccess
+    '' +
+    builtins.concatStringsSep "\n" (map (v: "mkdir -p /var/lib/goaccess/${v.name}") cfg.sites);
+  };
+}