Merge #166: Update nixpkgs (stable 19.09 -> 20.03)

b9f07bf test: use older qemu version for travis compatibility (Erik Arvstedt)
026a22f use python testing from stable nixpkgs (Erik Arvstedt)
45de0d4 Travis: test electrs with unstable nixpkgs as well (Jonas Nick)
2d3a1e8 electrs: fix conditional cargoSha256 (Erik Arvstedt)
f5dbac3 nixops: fix format exception from upstream nixops (Jonas Nick)
c03ad1c Update nixpkgs (stable 19.09 -> 20.03) (Jonas Nick)
b7047c7 HWI: allow building with unstable nixpkgs (Jonas Nick)

Pull request description:

ACKs for top commit:
  nixbitcoin:
    ACK b9f07bf

Tree-SHA512: 20766cdbe465d01b4d503e76741307a7fba403db575869c1f9cf401941b05d5afa7db735772ac235cf88a35b8e4ce49f888adfa5ee9891d4264b5ed570baaca9

.travis.yml

@@ -21,6 +21,7 @@ env:
   jobs:
   - TestModules=1 STABLE=1
   - PKG=hwi STABLE=1
+  - PKG=hwi STABLE=0
   - PKG=lightning-charge STABLE=1
   - PKG=lightning-charge STABLE=0
   - PKG=nanopos STABLE=1
@@ -29,8 +30,7 @@ env:
   - PKG=elementsd STABLE=1
   - PKG=elementsd STABLE=0
   - PKG=electrs STABLE=1
-  # broken
-  # - PKG=electrs STABLE=0
+  - PKG=electrs STABLE=0
   - PKG=liquid-swap STABLE=1
   - PKG=nixops19_09 STABLE=1
 script:

pkgs/electrs/default.nix

@@ -13,8 +13,8 @@ rustPlatform.buildRustPackage rec {
   nativeBuildInputs = [ llvmPackages.clang ];
   LIBCLANG_PATH = "${llvmPackages.libclang}/lib";
 
-  cargoSha256 = if pkgs ? cargo-vendor then
-    # nixpkgs ≤ 19.09
+  cargoSha256 = if builtins.pathExists "${pkgs.path}/pkgs/build-support/rust/fetchcargo.nix" then
+    # nixpkgs ≤ 20.03
     "19qs8if8fmygv6j74s6iwzm534fybwasjvmzdqcl996xhg75w6gi"
   else
     # for recent nixpkgs with cargo-native vendoring (introduced in nixpkgs PR #69274)

pkgs/hwi/default.nix

@@ -1,12 +1,18 @@
 { stdenv, fetchurl, fetchFromGitHub, python3 }:
 
 with stdenv.lib;
-with python3.pkgs;
 
 let
-  buildInputs = [ mnemonic ecdsa typing-extensions hidapi libusb1 pyaes ];
+  python = python3.override {
+    packageOverrides = self: super: {
+      # HWI requires mnemonic <0.19 but nixpkgs has a newer version
+      mnemonic = self.callPackage ./mnemonic {};
+      # HWI requires ecdsa <0.14 but nixpkgs has a newer version
+      ecdsa = self.callPackage ./ecdsa {};
+    };
+  };
 in
-buildPythonPackage rec {
+python.pkgs.buildPythonPackage rec {
   pname = "hwi";
   version = "1.0.3";
 
@@ -20,8 +26,7 @@ buildPythonPackage rec {
   # TODO: enable tests
   doCheck = false;
 
-  inherit buildInputs;
-  propagatedBuildInputs = buildInputs;
+  propagatedBuildInputs = with python.pkgs; [ mnemonic ecdsa typing-extensions hidapi libusb1 pyaes ];
 
   meta = with lib; {
     homepage = https://github.com/bitcoin-core/hwi;

pkgs/hwi/ecdsa/default.nix

@@ -0,0 +1,28 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, pkgs
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "ecdsa";
+  version = "0.13.3";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "163c80b064a763ea733870feb96f9dd9b92216cfcacd374837af18e4e8ec3d4d";
+  };
+
+  propagatedBuildInputs = [ six ];
+  # Only needed for tests
+  checkInputs = [ pkgs.openssl ];
+
+  meta = with stdenv.lib; {
+    description = "ECDSA cryptographic signature library";
+    homepage = "https://github.com/warner/python-ecdsa";
+    license = licenses.mit;
+    maintainers = with maintainers; [ aszlig ];
+  };
+
+}

pkgs/hwi/mnemonic/default.nix

@@ -0,0 +1,20 @@
+{ lib, fetchPypi, buildPythonPackage, pbkdf2 }:
+
+buildPythonPackage rec {
+  pname = "mnemonic";
+  version = "0.18";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "02a7306a792370f4a0c106c2cf1ce5a0c84b9dbd7e71c6792fdb9ad88a727f1d";
+  };
+
+  propagatedBuildInputs = [ pbkdf2 ];
+
+  meta = {
+    description = "Implementation of Bitcoin BIP-0039";
+    homepage = "https://github.com/trezor/python-mnemonic";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ np ];
+  };
+}

pkgs/nixops/release.nix.patch

@@ -43,7 +43,6 @@
                                     ('destDir',     'string'),
                                     ('user',        'string'),
                                     ('group',       'string'),
-
 --- a/nixops/ssh_util.py
 +++ b/nixops/ssh_util.py
 @@ -278,6 +278,7 @@ class SSH(object):
@@ -54,3 +53,15 @@
          master = self.get_master(flags, timeout, user)
          flags = flags + self._get_flags()
          if logged:
+
+--- a/nixops/deployment.py
++++ b/nixops/deployment.py
+@@ -748,6 +748,6 @@
+                 if res == 100 or force_reboot or m.state == m.RESCUE:
+                     if not allow_reboot and not force_reboot:
+                         raise Exception("the new configuration requires a "
+-                                        "reboot to take effect (hint: use "
++                                        "reboot of '{}' to take effect (hint: use "
+                                         "‘--allow-reboot’)".format(m.name))
+                     m.reboot_sync()
+                     res = 0

pkgs/nixpkgs-pinned.nix

@@ -8,11 +8,11 @@ in
 {
   # To update, run ../helper/fetch-channel REV
   nixpkgs = fetch {
-    rev = "839cd8d03aa55f067e23a64097fc5b7d7e02f468";
-    sha256 = "1w0xklkk9lbwvrx02gng71pyf476h223098692pji5wg5l0sgm02";
+    rev = "95b9c99f6d091273572ff1ec62b97b6ad3f68bdf";
+    sha256 = "1qcwr9binkwfayix88aljwssxi5djkwscx0rnwlk1yp9q60rgp3d";
   };
   nixpkgs-unstable = fetch {
-    rev = "7c2fc1ce23a805f3220d867f528ceb9bd848d2e1";
-    sha256 = "1g562hlp5ha11a41daav9bnq86n4nmbm3xzhpzmma8c4jn4k2p8y";
+    rev = "22a3bf9fb9edad917fb6cd1066d58b5e426ee975";
+    sha256 = "089hqg2r2ar5piw9q5z3iv0qbmfjc4rl5wkx9z16aqnlras72zsa";
   };
 }

test/make-test.nix

@@ -1,25 +1,17 @@
 testArgs:
 
 let
-  stablePkgs = import <nixpkgs> { config = {}; overlays = []; };
-  unstable = (import ../pkgs/nixpkgs-pinned.nix).nixpkgs-unstable;
+  pkgs = import <nixpkgs> { config = {}; overlays = []; };
 
-  # Stable nixpkgs doesn't yet include the Python testing framework.
-  # Use unstable nixpkgs and patch it so that it uses stable nixpkgs for the VM
-  # machine configuration.
-  testingPkgs =
-    stablePkgs.runCommand "nixpkgs-testing" {} ''
-    cp -r ${unstable} $out
-    cd $out
-    chmod +w -R .
-    patch -p1 < ${./use-stable-pkgs.patch}
-  '';
+  pkgs19_09 = import (pkgs.fetchzip {
+    url = "https://github.com/NixOS/nixpkgs-channels/archive/a7ceb2536ab11973c59750c4c48994e3064a75fa.tar.gz";
+    sha256 = "0hka65f31njqpq7i07l22z5rs7lkdfcl4pbqlmlsvnysb74ynyg1";
+  }) { config = {}; overlays = []; };
 
-  test = (import "${testingPkgs}/nixos/tests/make-test-python.nix") testArgs;
+  test = (import "${pkgs.path}/nixos/tests/make-test-python.nix") testArgs;
 
   fixedTest = { system ? builtins.currentSystem, ... }@args:
     let
-       pkgs = (import testingPkgs { inherit system; config = {}; overlays = []; } );
        pkgsFixed = pkgs // {
          # Fix the black Python code formatter that's used in the test to allow the test
          # script to have longer lines. The default width of 88 chars is too restrictive for
@@ -35,7 +27,7 @@ let
          # QEMU 4.20 from unstable fails on Travis build nodes with message
          # "error: failed to set MSR 0x48b to 0x159ff00000000"
          # Use version 4.0.1 instead.
-         inherit (stablePkgs) qemu_test;
+         inherit (pkgs19_09) qemu_test;
        };
     in
       test (args // { pkgs = pkgsFixed; });