python38Packages.telethon: Patch find_library for libssl

Telethon can use libssl to speed up encryption. The `find_library` call fails on NixOS because the environmental variables that get checked are obviously missing so we patch it with a direct path to libssl. 8330635a72/telethon/crypto/libssl.py (L19)
2020-09-07 13:16:41 +02:00 · 2020-09-07 13:16:41 +02:00 · 5f4b7ad06b
commit 5f4b7ad06b
parent d3b47f1556
1 changed files with 5 additions and 0 deletions
--- a/pkgs/development/python-modules/telethon/default.nix
+++ b/pkgs/development/python-modules/telethon/default.nix
@ -10,6 +10,11 @@ buildPythonPackage rec {
    sha256 = "1fg12gcg6ca7rjh7m3g48m30cx4aaw5g09855nlyz2sa1kw3gfyq";
  };

+  patchPhase = ''
+    substituteInPlace telethon/crypto/libssl.py --replace \
+      "ctypes.util.find_library('ssl')" "'${openssl.out}/lib/libssl.so'"
+  '';
+
  propagatedBuildInputs = [
    async_generator
    rsa