alxconf-060/bin/update-alx.sh

#!/bin/bash
# $Id$

die()
{
	echo
	echo "Error: $@. Update *not* successfull."
	trap_exit
}

trap_exit()
{
	is_mounted ${BUILDDIR} && umount ${BUILDDIR}
	is_mounted ${MAGEDIR} && umount ${MAGEDIR}
	is_mounted ${PKGDIR} && umount ${PKGDIR}
	is_mounted ${TEMPDIR} && umount_server

	exit 1
}

diskfree()
{
	local dev="$1"
	df -kP "${dev}" |grep "${dev}" | xargs | cut -d' ' -f4
}


mount_server()
{
	local ret

	[ ! -d ${TEMPDIR} ] && install -d ${TEMPDIR}
	# use cifs only if supported
	modprobe cifs &> /dev/null
	if [ -n "$(cat /proc/filesystems | grep cifs)" ]
	then
		mount -t cifs "${SERVER_SHARE}" \
			${TEMPDIR} \
			-o user="${USER}",pass="${PASS}"
		ret="$?"
	else
		# unix extensions must be enabled on server-side !
		mount -t smbfs "${SERVER_SHARE}" \
			${TEMPDIR} \
			-o username="${USER}",password="${PASS}"
		ret="$?"
	fi

	sleep 3

	return "${ret}"
}

umount_server()
{
	umount ${TEMPDIR}
	sleep 3
	[ -d ${TEMPDIR} ] && rm -rf ${TEMPDIR}
}

is_mounted()
{
	local dev="$1"
	# the spaces are neccessary -> to locate " / "
	[ -n "$(cat /proc/mounts | grep " ${dev} ")" ] && return 0
	return 1
}

[[ $(whoami) != root ]] && ( echo "you must be r00t ..."; exit 1 )

source /etc/mage.rc
source /etc/alxconfig-ng/config.rc

# in kilobytes ! min 50MB are needed !!
MIN_SPACE="${MIN_DISK_SPACE}"
SERVER_SHARE="${SMB_UPDATE_HOST}"
USER="${SMB_UPDATE_USER}"
PASS="${SMB_UPDATE_PASS}"

# disable colors
export NOCOLORS=true

# set some proper traps
trap "trap_exit" SIGINT SIGQUIT

# setup mage.rc
sed -i -e "s@^\(MIRRORS=\).*@\1\"${MAGE_MIRRORS}\"@" \
	-e "s@^\(RSYNC=\).*@\1\"${MAGE_RSYNC}\"@" \
	/etc/mage.rc || die "fixing /etc/mage.rc"

if [ $(diskfree /) -le ${MIN_SPACE} ]; then
	echo "Mounting server '${SERVER_SHARE}' ..."
	# make a secure tmp dir
	if [ -x /bin/mktemp ]; then
		TEMPDIR="$(/bin/mktemp -d)"
	else
		TEMPDIR="/tmp/tmp-$$"
	fi

	# mount the server share to TEMPDIR
	mount_server || die "netshare mount failed, updated aborted."

	# now fake a new builddir so that multiple clients
	# can use one server share
	install -d ${TEMPDIR}/${HOSTNAME}/{mage,packages,tmp}
	mount -o bind ${TEMPDIR}/${HOSTNAME}/tmp ${BUILDDIR}
#	mount -o bind ${TEMPDIR}/${HOSTNAME}/mage ${MAGEDIR}
	mount -o bind ${TEMPDIR}/${HOSTNAME}/packages ${PKGDIR}
fi

echo "Running update ..."
# fetching new db

echo "Fetching mage database update ..."
mage update > /dev/null || die "mage update"

# to be safe, mount boot (kernel updates !)
mount /boot &> /dev/null

# first update mage if an update is available
mage pretend mage &> /dev/null
if [[ $? = 1 ]]
then
	mage install mage || die "install mage"
fi

# then clean forcefully all packages that does not fit the profile
if [ -f /etc/mage-profile/forced-uninstall ]
then
	sh /etc/mage-profile/forced-uninstall
fi

# update the whole system
mage upgrade || die "system upgrade"

# umount BUILDDIR
if is_mounted ${BUILDDIR}; then
	umount ${BUILDDIR}
fi

# umount MAGEDIR
if is_mounted ${MAGEDIR}; then
	umount ${MAGEDIR}
fi

if is_mounted ${PKGDIR}; then
	umount ${PKGDIR}
fi

# umount TEMPDIR
if is_mounted ${TEMPDIR}; then
	umount_server
fi
1	#!/bin/bash
2	# $Id$
3
4	die()
5	{
6	echo
7	echo "Error: $@. Update not successfull."
8	trap_exit
9	}
10
11	trap_exit()
12	{
13	is_mounted ${BUILDDIR} && umount ${BUILDDIR}
14	is_mounted ${MAGEDIR} && umount ${MAGEDIR}
15	is_mounted ${PKGDIR} && umount ${PKGDIR}
16	is_mounted ${TEMPDIR} && umount_server
17
18	exit 1
19	}
20
21	diskfree()
22	{
23	local dev="$1"
24	df -kP "${dev}" \|grep "${dev}" \| xargs \| cut -d' ' -f4
25	}
26
27
28	mount_server()
29	{
30	local ret
31
32	[ ! -d ${TEMPDIR} ] && install -d ${TEMPDIR}
33	# use cifs only if supported
34	modprobe cifs &> /dev/null
35	if [ -n "$(cat /proc/filesystems \| grep cifs)" ]
36	then
37	mount -t cifs "${SERVER_SHARE}" \
38	${TEMPDIR} \
39	-o user="${USER}",pass="${PASS}"
40	ret="$?"
41	else
42	# unix extensions must be enabled on server-side !
43	mount -t smbfs "${SERVER_SHARE}" \
44	${TEMPDIR} \
45	-o username="${USER}",password="${PASS}"
46	ret="$?"
47	fi
48
49	sleep 3
50
51	return "${ret}"
52	}
53
54	umount_server()
55	{
56	umount ${TEMPDIR}
57	sleep 3
58	[ -d ${TEMPDIR} ] && rm -rf ${TEMPDIR}
59	}
60
61	is_mounted()
62	{
63	local dev="$1"
64	# the spaces are neccessary -> to locate " / "
65	[ -n "$(cat /proc/mounts \| grep " ${dev} ")" ] && return 0
66	return 1
67	}
68
69	[[ $(whoami) != root ]] && ( echo "you must be r00t ..."; exit 1 )
70
71	source /etc/mage.rc
72	source /etc/alxconfig-ng/config.rc
73
74	# in kilobytes ! min 50MB are needed !!
75	MIN_SPACE="${MIN_DISK_SPACE}"
76	SERVER_SHARE="${SMB_UPDATE_HOST}"
77	USER="${SMB_UPDATE_USER}"
78	PASS="${SMB_UPDATE_PASS}"
79
80	# disable colors
81	export NOCOLORS=true
82
83	# set some proper traps
84	trap "trap_exit" SIGINT SIGQUIT
85
86	# setup mage.rc
87	sed -i -e "s@^\(MIRRORS=\).*@\1\"${MAGE_MIRRORS}\"@" \
88	-e "s@^\(RSYNC=\).*@\1\"${MAGE_RSYNC}\"@" \
89	/etc/mage.rc \|\| die "fixing /etc/mage.rc"
90
91	if [ $(diskfree /) -le ${MIN_SPACE} ]; then
92	echo "Mounting server '${SERVER_SHARE}' ..."
93	# make a secure tmp dir
94	if [ -x /bin/mktemp ]; then
95	TEMPDIR="$(/bin/mktemp -d)"
96	else
97	TEMPDIR="/tmp/tmp-$$"
98	fi
99
100	# mount the server share to TEMPDIR
101	mount_server \|\| die "netshare mount failed, updated aborted."
102
103	# now fake a new builddir so that multiple clients
104	# can use one server share
105	install -d ${TEMPDIR}/${HOSTNAME}/{mage,packages,tmp}
106	mount -o bind ${TEMPDIR}/${HOSTNAME}/tmp ${BUILDDIR}
107	# mount -o bind ${TEMPDIR}/${HOSTNAME}/mage ${MAGEDIR}
108	mount -o bind ${TEMPDIR}/${HOSTNAME}/packages ${PKGDIR}
109	fi
110
111	echo "Running update ..."
112	# fetching new db
113
114	echo "Fetching mage database update ..."
115	mage update > /dev/null \|\| die "mage update"
116
117	# to be safe, mount boot (kernel updates !)
118	mount /boot &> /dev/null
119
120	# first update mage if an update is available
121	mage pretend mage &> /dev/null
122	if [[ $? = 1 ]]
123	then
124	mage install mage \|\| die "install mage"
125	fi
126
127	# then clean forcefully all packages that does not fit the profile
128	if [ -f /etc/mage-profile/forced-uninstall ]
129	then
130	sh /etc/mage-profile/forced-uninstall
131	fi
132
133	# update the whole system
134	mage upgrade \|\| die "system upgrade"
135
136	# umount BUILDDIR
137	if is_mounted ${BUILDDIR}; then
138	umount ${BUILDDIR}
139	fi
140
141	# umount MAGEDIR
142	if is_mounted ${MAGEDIR}; then
143	umount ${MAGEDIR}
144	fi
145
146	if is_mounted ${PKGDIR}; then
147	umount ${PKGDIR}
148	fi
149
150	# umount TEMPDIR
151	if is_mounted ${TEMPDIR}; then
152	umount_server
153	fi