From 5bb88492c2da0d99894337d6dbfdd0b809e5e621 Mon Sep 17 00:00:00 2001
From: clerie <git@clerie.de>
Date: Wed, 18 Jan 2023 20:40:45 +0100
Subject: [PATCH] hosts/storage-2: optimize music scraper

---
 hosts/storage-2/mixcloud.nix | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/hosts/storage-2/mixcloud.nix b/hosts/storage-2/mixcloud.nix
index 02a534c..9967765 100644
--- a/hosts/storage-2/mixcloud.nix
+++ b/hosts/storage-2/mixcloud.nix
@@ -25,11 +25,13 @@ let
         Group = "data-mixcloud";
         Restart="on-failure";
       };
+      wants =  [ "youtube-dl-prepare.service" ];
+      after =  [ "youtube-dl-prepare.service" ];
       path = [ pkgs.youtube-dl ];
       script = ''
         mkdir -p /data/mixcloud/${source}/
         cd /data/mixcloud/${source}/
-        youtube-dl --ignore-errors --playlist-random --newline ${url}
+        youtube-dl --ignore-errors --playlist-random --newline -x --audio-format mp3 ${url}
       '';
       startAt = "*-*-* 05:05:00";
     }
@@ -67,6 +69,17 @@ in {
   };
   users.groups.data-mixcloud = {};
 
-  systemd.services = (mapAttrs' generateYoutubedlMixcloudUnits mixcloudSources);
+  systemd.services = {
+    "youtube-dl-prepare" = {
+      serviceConfig = {
+        Type = "oneshot";
+        RemainAfterExit = "true";
+      };
+      script = ''
+        mkdir -p /data/mixcloud
+        chown -R data-mixcloud:data-mixcloud /data/mixcloud
+      '';
+    };
+  } // (mapAttrs' generateYoutubedlMixcloudUnits mixcloudSources);
   systemd.timers = (mapAttrs' generateYoutubedlMixcloudTimers mixcloudSources);
 }