From b68afa8569dc3fac0f54bd300da93916fdb5715a Mon Sep 17 00:00:00 2001
From: Aaron Jheng <wentworth@outlook.com>
Date: Fri, 7 Oct 2022 03:10:46 +0000
Subject: [PATCH] prometheus-postfix-exporter: 0.1.2 -> 0.3.0

---
 .../prometheus/postfix-exporter-deps.nix      | 66 -------------------
 .../prometheus/postfix-exporter.nix           | 54 ++++++---------
 2 files changed, 19 insertions(+), 101 deletions(-)
 delete mode 100644 pkgs/servers/monitoring/prometheus/postfix-exporter-deps.nix

diff --git a/pkgs/servers/monitoring/prometheus/postfix-exporter-deps.nix b/pkgs/servers/monitoring/prometheus/postfix-exporter-deps.nix
deleted file mode 100644
index 07bedaba9f36..000000000000
--- a/pkgs/servers/monitoring/prometheus/postfix-exporter-deps.nix
+++ /dev/null
@@ -1,66 +0,0 @@
-# This file was generated by https://github.com/kamilchm/go2nix v1.2.1
-[
-  {
-    goPackagePath = "github.com/beorn7/perks";
-    fetch = {
-      type = "git";
-      url = "https://github.com/beorn7/perks";
-      rev = "3a771d992973f24aa725d07868b467d1ddfceafb";
-      sha256 = "1l2lns4f5jabp61201sh88zf3b0q793w4zdgp9nll7mmfcxxjif3";
-    };
-  }
-  {
-    goPackagePath = "github.com/golang/protobuf";
-    fetch = {
-      type = "git";
-      url = "https://github.com/golang/protobuf";
-      rev = "b4deda0973fb4c70b50d226b1af49f3da59f5265";
-      sha256 = "0ya4ha7m20bw048m1159ppqzlvda4x0vdprlbk5sdgmy74h3xcdq";
-    };
-  }
-  {
-    goPackagePath = "github.com/matttproud/golang_protobuf_extensions";
-    fetch = {
-      type = "git";
-      url = "https://github.com/matttproud/golang_protobuf_extensions";
-      rev = "c12348ce28de40eed0136aa2b644d0ee0650e56c";
-      sha256 = "1d0c1isd2lk9pnfq2nk0aih356j30k3h1gi2w0ixsivi5csl7jya";
-    };
-  }
-  {
-    goPackagePath = "github.com/prometheus/client_golang";
-    fetch = {
-      type = "git";
-      url = "https://github.com/prometheus/client_golang";
-      rev = "82f5ff156b29e276022b1a958f7d385870fb9814";
-      sha256 = "111j329yrlgvh73dm80gawwxsh9dgjkw74254kyj5c2rfmra7znz";
-    };
-  }
-  {
-    goPackagePath = "github.com/prometheus/client_model";
-    fetch = {
-      type = "git";
-      url = "https://github.com/prometheus/client_model";
-      rev = "99fa1f4be8e564e8a6b613da7fa6f46c9edafc6c";
-      sha256 = "19y4ywsivhpxj7ikf2j0gm9k3cmyw37qcbfi78n526jxcc7kw998";
-    };
-  }
-  {
-    goPackagePath = "github.com/prometheus/common";
-    fetch = {
-      type = "git";
-      url = "https://github.com/prometheus/common";
-      rev = "d811d2e9bf898806ecfb6ef6296774b13ffc314c";
-      sha256 = "0r4067r4ysmljksqw3awcxx5qplqhykahc5igdzgkky7i4bvaik1";
-    };
-  }
-  {
-    goPackagePath = "github.com/prometheus/procfs";
-    fetch = {
-      type = "git";
-      url = "https://github.com/prometheus/procfs";
-      rev = "8b1c2da0d56deffdbb9e48d4414b4e674bd8083e";
-      sha256 = "0x128p15h35mgwqxkigfkk1lfrcz9g697ahl8v6xp9kwvcqvjrrf";
-    };
-  }
-]
diff --git a/pkgs/servers/monitoring/prometheus/postfix-exporter.nix b/pkgs/servers/monitoring/prometheus/postfix-exporter.nix
index 8f71c0123dce..a34695452dc8 100644
--- a/pkgs/servers/monitoring/prometheus/postfix-exporter.nix
+++ b/pkgs/servers/monitoring/prometheus/postfix-exporter.nix
@@ -1,55 +1,39 @@
-{ lib, buildGoPackage, fetchFromGitHub, makeWrapper, nixosTests
-, systemd, withSystemdSupport ? true }:
+{ lib
+, buildGoModule
+, fetchFromGitHub
+, makeWrapper
+, nixosTests
+, systemd
+, withSystemdSupport ? true
+}:
 
-with lib;
-
-buildGoPackage rec {
+buildGoModule rec {
   pname = "postfix_exporter";
-  version = "0.1.2";
-
-  goPackagePath = "github.com/kumina/postfix_exporter";
+  version = "0.3.0";
 
   src = fetchFromGitHub {
     owner = "kumina";
     repo = "postfix_exporter";
     rev = version;
-    sha256 = "1b9ib3scxni6hlw55wv6f0z1xfn27l0p29as24f71rs70pyzy4hm";
+    sha256 = "sha256-63ze51Qbjm+3CV1OFGFa9cS4ucZ+gMKaJyBF2b//CfM=";
   };
 
-  nativeBuildInputs = optional withSystemdSupport makeWrapper;
-  buildInputs = optional withSystemdSupport systemd;
-  tags = optional (!withSystemdSupport) "nosystemd";
+  vendorSha256 = "sha256-a4Lk4wh4mvXEjLgFksZIVVtbp+zTUyjtLVuk7vuot2k=";
 
-  goDeps = ./postfix-exporter-deps.nix;
-  extraSrcs = optionals withSystemdSupport [
-    {
-      goPackagePath = "github.com/coreos/go-systemd";
-      src = fetchFromGitHub {
-        owner = "coreos";
-        repo = "go-systemd";
-        rev = "d1b7d058aa2adfc795ad17ff4aaa2bc64ec11c78";
-        sha256 = "1nz3v1b90hnmj2vjjwq96pr6psxlndqjyd30v9sgiwygzb7db9mv";
-      };
-    }
-    {
-      goPackagePath = "github.com/coreos/pkg";
-      src = fetchFromGitHub {
-        owner = "coreos";
-        repo = "pkg";
-        rev = "97fdf19511ea361ae1c100dd393cc47f8dcfa1e1";
-        sha256 = "1srn87wih25l09f75483hnxsr8fc6rq3bk7w1x8125ym39p6mg21";
-      };
-    }
-  ];
+  ldflags = [ "-s" "-w" ];
 
-  postInstall = optionalString withSystemdSupport ''
+  nativeBuildInputs = lib.optionals withSystemdSupport [ makeWrapper ];
+  buildInputs = lib.optionals withSystemdSupport [ systemd ];
+  tags = lib.optionals (!withSystemdSupport) "nosystemd";
+
+  postInstall = lib.optionals withSystemdSupport ''
     wrapProgram $out/bin/postfix_exporter \
       --prefix LD_LIBRARY_PATH : "${lib.getLib systemd}/lib"
   '';
 
   passthru.tests = { inherit (nixosTests.prometheus-exporters) postfix; };
 
-  meta = {
+  meta = with lib; {
     inherit (src.meta) homepage;
     description = "A Prometheus exporter for Postfix";
     license = licenses.asl20;