openafs_1_8: init at 1.8.0 (#41889)

- Introduce new "server" output holding the server binaries
 - Adapt tsmbac.patch to new build environment
 - Adapt openafs nixos server module accordingly
 - Update upstream CellServDB: 2017-03-14 -> 2018-05-14
 - Introduce package attributes to refer to the openafs packages to use for
   server, programs and kernel module

pkgs/servers/openafs/1.8/module.nix

@@ -0,0 +1,60 @@
+{ stdenv, fetchurl, which, autoconf, automake, flex, yacc
+, kernel, glibc, perl, libtool_2, kerberos }:
+
+with (import ./srcs.nix { inherit fetchurl; });
+
+let
+  modDestDir = "$out/lib/modules/${kernel.modDirVersion}/extra/openafs";
+  kernelBuildDir = "${kernel.dev}/lib/modules/${kernel.modDirVersion}/build";
+
+in stdenv.mkDerivation rec {
+  name = "openafs-${version}-${kernel.version}";
+  inherit version src;
+
+  nativeBuildInputs = [ autoconf automake flex libtool_2 perl which yacc ]
+    ++ kernel.moduleBuildDependencies;
+
+  buildInputs = [ kerberos ];
+
+  hardeningDisable = [ "pic" ];
+
+  configureFlags = [
+    "--with-linux-kernel-build=${kernelBuildDir}"
+    "--sysconfdir=/etc"
+    "--localstatedir=/var"
+    "--with-gssapi"
+    "--disable-linux-d_splice-alias-extra-iput"
+  ];
+
+  preConfigure = ''
+    patchShebangs .
+    for i in `grep -l -R '/usr/\(include\|src\)' .`; do
+      echo "Patch /usr/include and /usr/src in $i"
+      substituteInPlace $i \
+        --replace "/usr/include" "${glibc.dev}/include" \
+        --replace "/usr/src" "${kernelBuildDir}"
+    done
+
+    ./regen.sh -q
+  '';
+
+  buildPhase = ''
+    make V=1 only_libafs
+  '';
+
+  installPhase = ''
+    mkdir -p ${modDestDir}
+    cp src/libafs/MODLOAD-*/libafs-${kernel.version}.* ${modDestDir}/libafs.ko
+    xz -f ${modDestDir}/libafs.ko
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Open AFS client kernel module";
+    homepage = https://www.openafs.org;
+    license = licenses.ipl10;
+    platforms = platforms.linux;
+    maintainers = [ maintainers.z77z maintainers.spacefrogg ];
+    broken = (versionOlder kernel.version "3.18") || stdenv.targetPlatform.isAarch64;
+  };
+
+}