NixOS · Jun 13, 2020 · Jun 13, 2020 · Jun 13, 2020
diff --git a/nixos/doc/manual/release-notes/rl-2009.xml b/nixos/doc/manual/release-notes/rl-2009.xml
@@ -461,6 +461,14 @@ systemd.services.nginx.serviceConfig.ReadWritePaths = [ "/var/www" ];
      initrd file has not been deleted.
     </para>
    </listitem>
+   <listitem>
+    <para>
+     The <link xlink:href="https://github.com/okTurtles/dnschain">DNSChain</link>
+     package and NixOS module have been removed from Nixpkgs as the software is
+     unmaintained and can't be built. For more information see issue
+     <link xlink:href="https://github.com/NixOS/nixpkgs/issues/89205">#89205</link>.
+    </para>
+   </listitem>
   </itemizedlist>
  </section>
 

diff --git a/nixos/modules/misc/ids.nix b/nixos/modules/misc/ids.nix
@@ -239,7 +239,6 @@ in
       shout = 206;
       gateone = 207;
       namecoin = 208;
-      dnschain = 209;
       #lxd = 210; # unused
       kibana = 211;
       xtreemfs = 212;
@@ -549,7 +548,6 @@ in
       #shout = 206; #unused
       gateone = 207;
       namecoin = 208;
-      #dnschain = 209; #unused
       lxd = 210; # unused
       #kibana = 211;
       xtreemfs = 212;

diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
@@ -602,7 +602,6 @@
   ./services/networking/dhcpcd.nix
   ./services/networking/dhcpd.nix
   ./services/networking/dnscache.nix
-  ./services/networking/dnschain.nix
   ./services/networking/dnscrypt-proxy2.nix
   ./services/networking/dnscrypt-wrapper.nix
   ./services/networking/dnsdist.nix

diff --git a/nixos/modules/services/networking/dnschain.nix b/nixos/modules/services/networking/dnschain.nix
diff --git a/nixos/modules/services/networking/namecoind.nix b/nixos/modules/services/networking/namecoind.nix
@@ -149,11 +149,6 @@ in
 
   config = mkIf cfg.enable {
 
-    services.dnschain.extraConfig = ''
-      [namecoin]
-      config = ${configFile}
-    '';
-
     users.users.namecoin = {
       uid  = config.ids.uids.namecoin;
       description = "Namecoin daemon user";

diff --git a/pkgs/development/node-packages/default.nix b/pkgs/development/node-packages/default.nix
@@ -39,14 +39,6 @@ let
       meta.broken = since "12";
     };
 
-    dnschain = super.dnschain.override {
-      buildInputs = [ pkgs.makeWrapper super.coffee-script ];
-      postInstall = ''
-        wrapProgram $out/bin/dnschain --suffix PATH : ${pkgs.openssl.bin}/bin
-      '';
-      meta.broken = since "14";
-    };
-
     bitwarden-cli = pkgs.lib.overrideDerivation super."@bitwarden/cli" (drv: {
       name = "bitwarden-cli-${drv.version}";
     });

diff --git a/pkgs/development/node-packages/node-packages.json b/pkgs/development/node-packages/node-packages.json
@@ -60,7 +60,6 @@
 , "csslint"
 , "dat"
 , "dhcp"
-, "dnschain"
 , "dockerfile-language-server-nodejs"
 , "elasticdump"
 , "elm-oracle"