From f02a96efb22d10b529483a7e14301cd46b58a40d Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Thu, 5 Nov 2015 12:31:09 +0100
Subject: [PATCH] m 2 nginx/euer*: prepare folders if they do not exist

---
 makefu/2configs/nginx/euer.blog.nix | 34 +++++++++++++++++++++++++----
 makefu/2configs/nginx/euer.wiki.nix | 13 ++++++-----
 2 files changed, 38 insertions(+), 9 deletions(-)

diff --git a/makefu/2configs/nginx/euer.blog.nix b/makefu/2configs/nginx/euer.blog.nix
index e97050ec4..c6724c617 100644
--- a/makefu/2configs/nginx/euer.blog.nix
+++ b/makefu/2configs/nginx/euer.blog.nix
@@ -5,14 +5,40 @@ let
   sec = toString <secrets>;
   ssl_cert = "${sec}/wildcard.krebsco.de.crt";
   ssl_key  = "${sec}/wildcard.krebsco.de.key";
-  hostname = krebs.build.host.name;
+  hostname = config.krebs.build.host.name;
+  user = config.services.nginx.user;
+  group = config.services.nginx.group;
+  external-ip = head config.krebs.build.host.nets.internet.addrs4;
+  internal-ip = head config.krebs.build.host.nets.retiolum.addrs4;
+  base-dir = "/var/www/blog.euer";
 in {
+  # Prepare Blog directory
+  systemd.services.prepare-euer-blog = {
+    wantedBy = [ "local-fs.target" ];
+    before = [ "nginx.service" ];
+    serviceConfig = {
+      # do nothing if the base dir already exists
+      ExecStart = pkgs.writeScript "prepare-euer-blog-service" ''
+        #!/bin/sh
+        if ! test -d "${base-dir}" ;then
+          mkdir -p "${base-dir}"
+          chown ${user}:${group} "${base-dir}"
+          chmod 700 "${base-dir}"
+        fi
+      '';
+      Type = "oneshot";
+      RemainAfterExit = "yes";
+      TimeoutSec = "0";
+    };
+  };
+
   krebs.nginx = {
     enable = mkDefault true;
     servers = {
       euer-blog = {
-        listen = [ "80" "443 ssl" ];
-        server-names = [ "euer.krebsco.de" "euer.blog.krebsco.de" "blog.${hostname}" ];
+        listen = [ "${external-ip}:80" "${external-ip}:443 ssl"
+                   "${internal-ip}:80" "${internal-ip}:443 ssl" ];
+        server-names = [ "euer.krebsco.de" "blog.euer.krebsco.de" "blog.${hostname}" ];
         extraConfig = ''
           gzip on;
           gzip_buffers 4 32k;
@@ -22,7 +48,7 @@ in {
           default_type text/plain;
         '';
         locations = singleton (nameValuePair "/" ''
-          root /var/www/euer.blog/;
+          root ${base-dir};
         '');
       };
     };
diff --git a/makefu/2configs/nginx/euer.wiki.nix b/makefu/2configs/nginx/euer.wiki.nix
index fbcfe2047..2b5fa6ead 100644
--- a/makefu/2configs/nginx/euer.wiki.nix
+++ b/makefu/2configs/nginx/euer.wiki.nix
@@ -51,18 +51,21 @@ in {
     serviceConfig = {
       ExecStart = pkgs.writeScript "prepare-tw-service" ''
         #!/bin/sh
-        mkdir -p "${wiki-dir}" "${backup-dir}"
+        if ! test -d "${base-dir}" ;then
+          mkdir -p "${wiki-dir}" "${backup-dir}"
 
-        # write the base configuration
-        cat > "${base-cfg}" <<EOF
+          # write the base configuration
+          cat > "${base-cfg}" <<EOF
         [users]
         $(cat "${tw-pass-file}")
         [directories]
         backupdir = ${backup-dir}
         savedir = ${wiki-dir}
         EOF
-        chown -R ${user}:${group} "${base-dir}"
-        chmod 700  -R "${base-dir}"
+
+          chown -R ${user}:${group} "${base-dir}"
+          chmod 700  -R "${base-dir}"
+        fi
       '';
       Type = "oneshot";
       RemainAfterExit = "yes";