unfs3: Add a NFSv3 user mode server for use with runqemu

The user mode nfs server allows the use of runqemu without any root
privileges and may even be accelerated with kvm.

Example:

runqemu-extract-sdk tmp-eglibc/deploy/images/qemux86-64/core-image-minimal-qemux86-64.tar.bz2 rootfs

runqemu qemux86-64 `pwd`/rootfs nographic slirp kvm

[YOCTO #5639]

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/meta/recipes-devtools/unfs3/unfs3_0.9.22.r490.bb b/meta/recipes-devtools/unfs3/unfs3_0.9.22.r490.bb
new file mode 100644
index 0000000000..3d88b42733
--- /dev/null
+++ b/meta/recipes-devtools/unfs3/unfs3_0.9.22.r490.bb
@@ -0,0 +1,44 @@
+DESCRIPTION = "Userspace NFS server v3 protocol"
+SECTION = "console/network"
+LICENSE = "unfs3"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=9475885294e17c0cc0067820d042792e"
+
+RDEPENDS_${PN} = "pseudo"
+RDEPENDS_${PN}_class-native = "pseudo-native"
+RDEPENDS_${PN}_class-nativesdk = "pseudo-nativesdk"
+DEPENDS = "flex-native bison-native"
+DEPENDS_class-nativesdk += "flex-nativesdk"
+
+SRC_URI[md5sum] = "3687acc4ee992e536472365dd99712a7"
+SRC_URI[sha256sum] = "274b43ada9c6eea1da26eb7010d72889c5278984ba0b50dff4e093057d4d64f8"
+
+MOD_PV = "490"
+S = "${WORKDIR}/trunk"
+SRC_URI = "svn://svn.code.sf.net/p/unfs3/code;module=trunk;rev=${MOD_PV} \
+           file://unfs3_parallel_build.patch \
+           file://alternate_rpc_ports.patch \
+           file://fix_pid_race_parent_writes_child_pid.patch \
+           file://fix_compile_warning.patch \
+           file://rename_fh_cache.patch \
+           file://relative_max_socket_path_len.patch \
+           file://fix_warnings.patch \
+           file://tcp_no_delay.patch \
+          "
+BBCLASSEXTEND = "native nativesdk"
+
+inherit autotools
+
+# Turn off these header detects else the inode search
+# will walk entire file systems and this is a real problem
+# if you have 2 TB of files to walk in your file system
+CACHED_CONFIGUREVARS = "ac_cv_header_mntent_h=no ac_cv_header_sys_mnttab_h=no"
+
+# This recipe is intended for -native and -nativesdk builds only,
+# not target installs:
+python __anonymous () {
+    import re
+
+    pn = d.getVar("PN", True)
+    if not pn.endswith('-native') and not pn.startswith('nativesdk-'):
+        raise bb.parse.SkipPackage("unfs3 is intended for native/nativesdk builds only")
+}