From b4e428ecd0535b73c42cd15ffc6028fd00a7c5ba Mon Sep 17 00:00:00 2001
From: Renzo Carbonara <gnuk0001@gmail.com>
Date: Thu, 4 Jun 2020 14:31:17 +0300
Subject: [PATCH] pg_ed25519: init at 0.2

PostgreSQL extension for signing and verifying ed25519 signatures.
---
 .../servers/sql/postgresql/ext/pg_ed25519.nix | 31 +++++++++++++++++++
 pkgs/servers/sql/postgresql/packages.nix      |  2 ++
 2 files changed, 33 insertions(+)
 create mode 100644 pkgs/servers/sql/postgresql/ext/pg_ed25519.nix

diff --git a/pkgs/servers/sql/postgresql/ext/pg_ed25519.nix b/pkgs/servers/sql/postgresql/ext/pg_ed25519.nix
new file mode 100644
index 00000000000..95d45b2663d
--- /dev/null
+++ b/pkgs/servers/sql/postgresql/ext/pg_ed25519.nix
@@ -0,0 +1,31 @@
+{ stdenv, fetchurl, postgresql }:
+
+stdenv.mkDerivation rec {
+  pname = "pg_ed25519";
+  version = "0.2";
+
+  src = fetchurl {
+    url = "https://gitlab.com/dwagin/${pname}/-/archive/${version}/${pname}-${version}.tar.bz2";
+    sha256 = "0q46pvk1vq5w3al6i3inzlw6w7za3n7p1gd4wfbbxzvzh7qnynda";
+  };
+
+  buildInputs = [ postgresql ];
+
+  installPhase = ''
+    mkdir -p $out/bin    # For buildEnv to setup proper symlinks. See #22653
+    mkdir -p $out/{lib,share/postgresql/extension}
+
+    cp *.so      $out/lib
+    cp *.sql     $out/share/postgresql/extension
+    cp *.control $out/share/postgresql/extension
+  '';
+
+  meta = with stdenv.lib; {
+    description = "PostgreSQL extension for signing and verifying ed25519 signatures";
+    homepage = "https://gitlab.com/dwagin/pg_ed25519";
+    maintainers = [ maintainers.renzo ];
+    platforms = postgresql.meta.platforms;
+    license = licenses.mit;
+  };
+}
+
diff --git a/pkgs/servers/sql/postgresql/packages.nix b/pkgs/servers/sql/postgresql/packages.nix
index 15735a82c52..d4dafe7ddb1 100644
--- a/pkgs/servers/sql/postgresql/packages.nix
+++ b/pkgs/servers/sql/postgresql/packages.nix
@@ -13,6 +13,8 @@ self: super: {
 
     pg_bigm = super.callPackage ./ext/pg_bigm.nix { };
 
+    pg_ed25519 = super.callPackage ./ext/pg_ed25519.nix { };
+
     pg_repack = super.callPackage ./ext/pg_repack.nix { };
 
     pg_similarity = super.callPackage ./ext/pg_similarity.nix { };