sys-fs/aufs: New aufs (Another Union FS) ebuild

svn path=/sunrise/; revision=3427

5 files changed, 219 insertions, 1 deletions

diff --git a/sys-fs/aufs/ChangeLog b/sys-fs/aufs/ChangeLog
index d0a6f7981..23f77f991 100644
--- a/sys-fs/aufs/ChangeLog
+++ b/sys-fs/aufs/ChangeLog
@@ -2,6 +2,11 @@
 # Copyright 1999-2007 Gentoo Foundation; Distributed under the GPL v2
 # $Header: $
 
+  14 Apr 2007; Torsten Kockler (conbart) <torsten.kockler@fh-kl.de>
+  +aufs-20070402.ebuild, +files/aufs-20070402-ksize.patch,
+  +files/aufs-20070402-lhash.patch:
+  New aufs (Another Union FS) ebuild
+
   12 Mar 2007; Jakub Moc <jakub@gentoo.org> aufs-20070212.ebuild:
   Fix up the postinst/postrm checks a bit
 
diff --git a/sys-fs/aufs/Manifest b/sys-fs/aufs/Manifest
index 7cd2cf2ae..5c2107dab 100644
--- a/sys-fs/aufs/Manifest
+++ b/sys-fs/aufs/Manifest
@@ -1,6 +1,10 @@
 AUX aufs-20070212-ksize.patch 215 RMD160 aface602421301ed1e226194e9f8457f4a9dffd5 SHA1 d39db4cb4472b3dce1072d96c4f3198939b26bbe SHA256 0b50c428e0a23d825320c4b7960e3e8ead11fdb274ab92e927e0a86663f0a7a2
 AUX aufs-20070212-lhash.patch 1707 RMD160 17589fed81c0602db71e8937279200658e3bbc66 SHA1 f9e3d5eb25df9bf0ace036deaf0c1c75be9f514a SHA256 6a963eb4e5fa08357b6ff3d6c02ed0a04c7b5abffdb1c9d9f0435ed988821965
+AUX aufs-20070402-ksize.patch 215 RMD160 aface602421301ed1e226194e9f8457f4a9dffd5 SHA1 d39db4cb4472b3dce1072d96c4f3198939b26bbe SHA256 0b50c428e0a23d825320c4b7960e3e8ead11fdb274ab92e927e0a86663f0a7a2
+AUX aufs-20070402-lhash.patch 1707 RMD160 17589fed81c0602db71e8937279200658e3bbc66 SHA1 f9e3d5eb25df9bf0ace036deaf0c1c75be9f514a SHA256 6a963eb4e5fa08357b6ff3d6c02ed0a04c7b5abffdb1c9d9f0435ed988821965
 DIST aufs-20070212.tar.bz2 104534 RMD160 3c6fedfba3f2bbc2733c758c413994e62aeccf17 SHA1 e35d678d8c4afeb1096c667dbb4db5a0030e1641 SHA256 dfa512bb1f2aaa415c17e15b205fc94e5895f3b178c905341634090267ac80af
+DIST aufs-20070402.tar.bz2 120097 RMD160 13f3a1cc7a581b1b96255262af01d90c3f601a22 SHA1 496b01279214d0a5836498ea233176e3424a3280 SHA256 c11e7c5835196873a60ac3ccae147ba4941239a0bee23beec8747bc95997eb62
 EBUILD aufs-20070212.ebuild 3313 RMD160 59503ceb514c834aa8f86a5ce55c887f53c748f3 SHA1 b235e47d93a9ddcbf11dd5fb58e77cd0c206a95a SHA256 556ad1a09c52688c014ed83be215e50d9673367bd52f226b3d33d0308e02222e
-MISC ChangeLog 1050 RMD160 e1fa982cd02f1915ed3cc1c938871a1737c3fc2f SHA1 4984037bffd304d0ca567f2aa18ea888732c9e83 SHA256 1827f255b21dc7717edd6452572db30ac68b4abb88c7b23c9e28dd7da6ab2305
+EBUILD aufs-20070402.ebuild 4154 RMD160 e844b04e0706a30b5233c5ec844013f2ec375628 SHA1 ea9f83a2489c750b627ea3119b51a4769152bbe4 SHA256 d81ee97366e52b9b184c247c6e6627fa79da996aee10f33e3ccc03a056f832be
+MISC ChangeLog 1251 RMD160 4184caac29a2d228a1620f320113086d3ce69fe9 SHA1 ebc5d1857878ce8d5773b13573120846cf8b4c4f SHA256 3bc344ed54787919e7b464da0a49a1dd399a44f49a01f130748b74c726e75b2e
 MISC metadata.xml 170 RMD160 645927a396fdc21cdeb089fe42c5397332420ea6 SHA1 ac7f48a14fec325926f9ce1be8fbf1f311b4f2e4 SHA256 d797a2ec6f9dc516c9f9c1a758ee87ad3e8c43101b5dc76c2f872d5bd4639b42
diff --git a/sys-fs/aufs/aufs-20070402.ebuild b/sys-fs/aufs/aufs-20070402.ebuild
new file mode 100644
index 000000000..43ed222d3
--- /dev/null
+++ b/sys-fs/aufs/aufs-20070402.ebuild
@@ -0,0 +1,161 @@
+# Copyright 1999-2007 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+inherit eutils linux-mod
+
+DESCRIPTION="An entirely re-designed and re-implemented Unionfs."
+HOMEPAGE="http://aufs.sourceforge.net/"
+SRC_URI="http://www.fh-kl.de/~torsten.kockler/gentoo/${P}.tar.bz2"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="hinotify ksize nfs nfsexport"
+
+MODULE_NAMES="aufs(addon/fs/${PN}:)"
+BUILD_PARAMS="KDIR=${KV_DIR} -f local.mk"
+BUILD_TARGETS="all"
+
+check_patch() {
+	get_version
+
+	# Check if ksize Patch has to be applied
+	if use ksize
+	then
+		APPLY_KSIZE_PATCH="n"
+		# If ksize patch is not applied 
+		if ! grep -qs "EXPORT_SYMBOL(ksize);" "${KV_DIR}/mm/slab.c" ; then
+			APPLY_KSIZE_PATCH="y"
+		fi
+	fi
+
+	# Check if lhash Patch has to be applied
+	if use nfs && kernel_is ge 2 6 19
+	then
+		APPLY_LHASH_PATCH="n"
+		# If lhash patch is not applied
+		if ! grep -qs "EXPORT_SYMBOL(__lookup_hash);" "${KV_DIR}/fs/namei.c" \
+		&& ! grep -qs "struct dentry * __lookup_hash(struct qstr *name, struct dentry
+		* base, struct nameidata *nd);" "${KV_DIR}/fs/namei.h" ; then
+			APPLY_LHASH_PATCH="y"
+		fi
+	fi
+}
+
+pkg_setup() {
+	# kernel version check
+	if kernel_is lt 2 6 16
+	then
+		eerror "${PN} is being developed and tested on linux-2.6.16 and later."
+		eerror "Make sure you have a proper kernel version!"
+		die "Wrong kernel version"
+	fi
+
+	check_patch
+
+	# If a patch has to be applied
+	if [[ ${APPLY_KSIZE_PATCH} == "y" ]] || [[ ${APPLY_LHASH_PATCH} == "y" ]]
+	then
+		ewarn "Patching your kernel..."
+		cd ${KV_DIR}
+	fi
+
+	# If the ksize patch has to be applied
+	if [[ ${APPLY_KSIZE_PATCH} == "y" ]] ; then
+		epatch "${FILESDIR}"/${P}-ksize.patch
+	fi
+
+	# If the lhash patch has to be applied
+	if [[ ${APPLY_LHASH_PATCH} == "y" ]] ; then
+		epatch "${FILESDIR}"/${P}-lhash.patch
+	fi
+
+	linux-mod_pkg_setup
+}
+
+src_unpack(){
+	unpack ${A}
+	cd "${S}"
+
+	# Enable ksize Patch in priv_def.mk
+	if use ksize
+	then
+		echo "CONFIG_AUFS_KSIZE_PATCH = y" >> priv_def.mk || die "setting ksize in priv_def.mk failed!"
+	fi
+
+	# Enable lhash Patch in priv_def.mk
+	if use nfs && kernel_is ge 2 6 19
+	then
+		echo "CONFIG_AUFS_LHASH_PATCH = y" >> priv_def.mk || die "setting lhash in priv_def.mk failed!"
+	fi
+
+	# Enable hinotify in priv_def.mk
+	if use hinotify && kernel_is ge 2 6 18
+	then
+		echo "CONFIG_AUFS_HINOTIFY = y" >> priv_def.mk || die "setting hinotify in priv_def.mk failed!"
+	fi
+
+	# Enable nfsexport in priv_def.mk
+	if use nfsexport && kernel_is ge 2 6 18
+	then
+		echo "CONFIG_AUFS_EXPORT = y" >> priv_def.mk || die "setting nfsexport in priv_def.mk failed!"
+	fi
+
+	# Disable SYSAUFS for kernel less than 2.6.18
+	if kernel_is lt 2 6 18
+	then
+		echo "CONFIG_AUFS_SYSAUFS = " >> priv_def.mk || die "unsetting sysaufs in priv_def.mk failed!"
+	fi
+
+	# Check if a vserver-kernel is installed
+	if [ -e ${KV_DIR}/include/linux/vserver ]
+	then
+		einfo "vserver kernel seems to be installed"
+		einfo "using vserver patch"
+		echo "AUFS_DEF_CONFIG = -DVSERVER" >> priv_def.mk || die "setting vserver in priv_def.mk failed!"
+	fi
+}
+
+src_install() {
+	exeinto /sbin
+	exeopts -m0500
+	doexe mount.aufs umount.aufs auplink aulchown
+	doman aufs.5
+	linux-mod_src_install
+}
+
+pkg_postinst() {
+	elog "To be able to use aufs, you have to load the kernel module by typing:"
+	elog "modprobe aufs"
+	elog "For further information refer to the aufs man page"
+
+	# Tell the user to recompile his kernel
+	if [[ ${APPLY_KSIZE_PATCH} == "y" ]] || [[ ${APPLY_LHASH_PATCH} == "y" ]] ; then
+		echo
+		ewarn "Remember to re-compile your kernel to make the patch(es) work"
+		ewarn
+	fi
+
+	linux-mod_pkg_postinst
+}
+
+pkg_prerm() {
+	built_with_use -o =${CATEGORY}/${PF} ksize nfs && DO_CHECK="y"
+}
+
+
+pkg_postrm() {
+	# Tell the user that his kernel has already been patched
+	if [[ DO_CHECK == "y" ]] ; then
+		check_patch
+		if [[ ${APPLY_KSIZE_PATCH} == "n" ]] || [[ ${APPLY_LHASH_PATCH} == "n" ]] ; then
+			ewarn "Your kernel has been patched previously by this ebuild."
+			ewarn "You can undo the patches by executing the following:"
+			echo
+			ewarn "cd ${KV_DIR}; make mrproper, re-emerge and re-compile your kernel - ${KV_FULL}"
+		fi
+	fi
+
+	linux-mod_pkg_postrm
+}
diff --git a/sys-fs/aufs/files/aufs-20070402-ksize.patch b/sys-fs/aufs/files/aufs-20070402-ksize.patch
new file mode 100644
index 000000000..2b92800d9
--- /dev/null
+++ b/sys-fs/aufs/files/aufs-20070402-ksize.patch
@@ -0,0 +1,7 @@
+--- mm/slab.c	9 Apr 2006 01:09:51 -0000	1.1
++++ mm/slab.c	9 Apr 2006 01:10:33 -0000	1.2
+@@ -3861,3 +3861,4 @@ unsigned int ksize(const void *objp)
+ 
+ 	return obj_size(virt_to_cache(objp));
+ }
++EXPORT_SYMBOL(ksize);
diff --git a/sys-fs/aufs/files/aufs-20070402-lhash.patch b/sys-fs/aufs/files/aufs-20070402-lhash.patch
new file mode 100644
index 000000000..ddcd872bf
--- /dev/null
+++ b/sys-fs/aufs/files/aufs-20070402-lhash.patch
@@ -0,0 +1,41 @@
+Index: fs/namei.c
+===================================================================
+RCS file: linux-2.6.19/fs/namei.c,v
+retrieving revision 1.1
+retrieving revision 1.3
+diff -u -p -r1.1 -r1.3
+--- fs/namei.c	1 Dec 2006 11:38:24 -0000	1.1
++++ fs/namei.c	8 Dec 2006 07:47:33 -0000	1.3
+@@ -1251,7 +1251,7 @@ int __user_path_lookup_open(const char _
+  * needs parent already locked. Doesn't follow mounts.
+  * SMP-safe.
+  */
+-static struct dentry * __lookup_hash(struct qstr *name, struct dentry * base, struct nameidata *nd)
++struct dentry * __lookup_hash(struct qstr *name, struct dentry * base, struct nameidata *nd)
+ {
+ 	struct dentry * dentry;
+ 	struct inode *inode;
+@@ -2761,6 +2761,7 @@ EXPORT_SYMBOL(follow_up);
+ EXPORT_SYMBOL(get_write_access); /* binfmt_aout */
+ EXPORT_SYMBOL(getname);
+ EXPORT_SYMBOL(lock_rename);
++EXPORT_SYMBOL(__lookup_hash);
+ EXPORT_SYMBOL(lookup_one_len);
+ EXPORT_SYMBOL(page_follow_link_light);
+ EXPORT_SYMBOL(page_put_link);
+Index: include/linux/namei.h
+===================================================================
+RCS file: linux-2.6.19/include/linux/namei.h,v
+retrieving revision 1.1
+retrieving revision 1.3
+diff -u -p -r1.1 -r1.3
+--- include/linux/namei.h	1 Dec 2006 11:38:24 -0000	1.1
++++ include/linux/namei.h	8 Dec 2006 07:47:33 -0000	1.3
+@@ -76,6 +76,7 @@ extern struct file *lookup_instantiate_f
+ extern struct file *nameidata_to_filp(struct nameidata *nd, int flags);
+ extern void release_open_intent(struct nameidata *);
+ 
++struct dentry * __lookup_hash(struct qstr *name, struct dentry * base, struct nameidata *nd);
+ extern struct dentry * lookup_one_len(const char *, struct dentry *, int);
+ 
+ extern int follow_down(struct vfsmount **, struct dentry **);