From 7710eed6d0a55f79bc28922a7aa7924b135a70a4 Mon Sep 17 00:00:00 2001
From: Arthur Gautier <baloo@superbaloo.net>
Date: Tue, 23 Feb 2021 04:50:13 +0000
Subject: [PATCH] pythonPackages.tpm2-pytss: init at 0.2.4

Signed-off-by: Arthur Gautier <baloo@superbaloo.net>
---
 .../python-modules/tpm2-pytss/default.nix     | 41 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  2 +
 2 files changed, 43 insertions(+)
 create mode 100644 pkgs/development/python-modules/tpm2-pytss/default.nix

diff --git a/pkgs/development/python-modules/tpm2-pytss/default.nix b/pkgs/development/python-modules/tpm2-pytss/default.nix
new file mode 100644
index 000000000000..544c1a3084a6
--- /dev/null
+++ b/pkgs/development/python-modules/tpm2-pytss/default.nix
@@ -0,0 +1,41 @@
+{ lib, buildPythonPackage, fetchPypi, pythonOlder
+, pkg-config, swig
+, tpm2-tss
+, cryptography, ibm-sw-tpm2
+}:
+
+buildPythonPackage rec {
+  pname = "tpm2-pytss";
+
+  # Last version on github is 0.2.4, but it looks
+  # like a mistake (it's missing commits from 0.1.9)
+  version = "0.1.9";
+  disabled = pythonOlder "3.5";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-v5Xth0A3tFnLFg54nvWYL2TD201e/GWv+2y5Qc60CmU=";
+  };
+  postPatch = ''
+    substituteInPlace tpm2_pytss/config.py --replace \
+      'SYSCONFDIR = CONFIG.get("sysconfdir", "/etc")' \
+      'SYSCONFDIR = "${tpm2-tss}/etc"'
+  '';
+
+  nativeBuildInputs = [ pkg-config swig ];
+  # The TCTI is dynamically loaded from tpm2-tss, we have to provide the library to the end-user
+  propagatedBuildInputs = [ tpm2-tss ];
+
+  checkInputs = [
+    cryptography
+    # provide tpm_server used as simulator for the tests
+    ibm-sw-tpm2
+  ];
+
+  meta = with lib; {
+    homepage = "https://github.com/tpm2-software/tpm2-pytss";
+    description = "TPM2 TSS Python bindings for Enhanced System API (ESYS)";
+    license = licenses.bsd2;
+    maintainers = with maintainers; [ baloo ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 4ae605e1d3df..d00039c9e5c1 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7944,6 +7944,8 @@ in {
 
   tox = callPackage ../development/python-modules/tox { };
 
+  tpm2-pytss = callPackage ../development/python-modules/tpm2-pytss { };
+
   tqdm = callPackage ../development/python-modules/tqdm { };
 
   traceback2 = callPackage ../development/python-modules/traceback2 { };