test time machine service addition

modules/fileshares/holocron/smb/default.nix

@@ -86,10 +86,7 @@ in {
             </service>
             <service>
               <type>_adisk._tcp</type>
-              <!--
+              <txt-record>dk0=adVN=timemachine,adVF=0x82</txt-record>
-                change tm_share to share name, if you changed it.
-              -->
-              <txt-record>dk0=adVN=tm_share,adVF=0x82</txt-record>
               <txt-record>sys=waMa=0,adVF=0x100</txt-record>
             </service>
           </service-group>

modules/fileshares/holocron_new/smb/default.nix

@@ -23,6 +23,7 @@ let
       "public" = "no";
       "writeable" = "yes";
       "force user" = "blake";
+      # time machine specifc config
       "fruit:aapl" = "yes";
       "fruit:time machine" = "yes";
       "vfs objects" = "catia fruit streams_xattr";
@@ -55,5 +56,32 @@ in {
       enable = true;
       settings = smb_shares;
     };
+
+    # ensure time machine can discover the share without `tmutil`
+    services.avahi = {
+      extraServiceFiles = {
+        timemachine = ''
+          <?xml version="1.0" standalone='no'?>
+          <!DOCTYPE service-group SYSTEM "avahi-service.dtd">
+          <service-group>
+            <name replace-wildcards="yes">%h</name>
+            <service>
+              <type>_smb._tcp</type>
+              <port>445</port>
+            </service>
+              <service>
+              <type>_device-info._tcp</type>
+              <port>0</port>
+              <txt-record>model=TimeCapsule8,119</txt-record>
+            </service>
+            <service>
+              <type>_adisk._tcp</type>
+              <txt-record>dk0=adVN=timemachine,adVF=0x82</txt-record>
+              <txt-record>sys=waMa=0,adVF=0x100</txt-record>
+            </service>
+          </service-group>
+        '';
+      };
+    };
   };
 }