dnsname-cni: init at 1.1.1

(cherry picked from commit 5826e9020636c8ba3bc311294ce78b6466fd2b24)

pkgs/applications/networking/cluster/dnsname-cni/default.nix

@@ -0,0 +1,32 @@
+{ buildGoModule, fetchFromGitHub, lib, dnsmasq }:
+
+buildGoModule rec {
+  pname = "cni-plugin-dnsname";
+  version = "1.1.1";
+
+  src = fetchFromGitHub {
+    owner = "containers";
+    repo = "dnsname";
+    rev = "v${version}";
+    sha256 = "090kpq2ppan9ayajdk5vwbvww30nphylgajn2p3441d4jg2nvsm3";
+  };
+
+  patches = [ ./hardcode-dnsmasq-path.patch ];
+
+  postPatch = ''
+    substituteInPlace plugins/meta/dnsname/service.go --replace '@DNSMASQ@' '${dnsmasq}/bin/dnsmasq'
+  '';
+
+  vendorSha256 = null;
+  subPackages = [ "plugins/meta/dnsname" ];
+
+  doCheck = false; # NOTE: requires root privileges
+
+  meta = with lib; {
+    description = "DNS name resolution for containers";
+    homepage = "https://github.com/containers/dnsname";
+    license = licenses.asl20;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ mikroskeem ];
+  };
+}

pkgs/applications/networking/cluster/dnsname-cni/hardcode-dnsmasq-path.patch

@@ -0,0 +1,19 @@
+diff --git a/plugins/meta/dnsname/service.go b/plugins/meta/dnsname/service.go
+index fc05f75..f6b4caf 100644
+--- a/plugins/meta/dnsname/service.go
++++ b/plugins/meta/dnsname/service.go
+@@ -16,10 +16,14 @@ import (
+ 
+ // newDNSMasqFile creates a new instance of a dnsNameFile
+ func newDNSMasqFile(domainName, networkInterface, networkName string) (dnsNameFile, error) {
++	/*
+ 	dnsMasqBinary, err := exec.LookPath("dnsmasq")
+ 	if err != nil {
+ 		return dnsNameFile{}, errors.Errorf("the dnsmasq cni plugin requires the dnsmasq binary be in PATH")
+ 	}
++	*/
++	_ = errors.Errorf // XXX(mikroskeem): reduce diff
++	dnsMasqBinary := "@DNSMASQ@"
+ 	masqConf := dnsNameFile{
+ 		ConfigFile:       makePath(networkName, confFileName),
+ 		Domain:           domainName,

pkgs/top-level/all-packages.nix

@@ -22851,6 +22851,8 @@ in
   cni = callPackage ../applications/networking/cluster/cni {};
   cni-plugins = callPackage ../applications/networking/cluster/cni/plugins.nix {};
 
+  dnsname-cni = callPackage ../applications/networking/cluster/dnsname-cni {};
+
   cntr = callPackage ../applications/virtualization/cntr { };
 
   communi = libsForQt5.callPackage ../applications/networking/irc/communi { };