alx-0_6_0/include/alx.minc

# alx specific functions

add_conf_prot()
{
	local i

	for i in $@
	do
		export CONFIG_PROTECT="${CONFIG_PROTECT} ${i}"
	done
}

add_conf_prot_mask()
{
	local i

	for i in $@
	do
		export CONFIG_PROTECT_MASK="${CONFIG_PROTECT_MASK} ${i}"
	done
}

add_conf_prot_ignore()
{
	local i

	for i in $@
	do
		export CONFIG_PROTECT_IGNORE="${CONFIG_PROTECT_IGNORE} ${i}"
	done
}

# updates /boot/grub/grub.conf with given params
# example:   alx_grub_update kernel-image-name description
alx_grub_update()
{
	local KERNEL_IMAGE
	local KERNEL_DESCRIPTION
	local i
	local rootfs
	local grubroot
	local grubopts
	local OLD_IFS
	local grubconf="/boot/grub/grub.conf"
	local grub2conf="/boot/grub/grub.cfg"
	local pass

	KERNEL_IMAGE="$1"
	KERNEL_DESCRIPTION="$2"

	# some checks
	if [ -z "${KERNEL_IMAGE}" ]
	then
		echo "At least a kernel-image must be given"
		return 1
	fi

	[ -z "${KERNEL_DESCRIPTION}" ] && KERNEL_DESCRIPTION="${KERNEL_IMAGE}"

	# check for special hardware
	if [[ -x $(which hwinfo) ]]
	then
		# zotac devices
		if [[ ! -z $(hwinfo --bios --storage | grep -i zotac) ]]
		then
			grubopts="rootdelay=8"
			echo "Special device 'ZOTAC' detected!"
		fi
	fi

	# grub2
	if [[ -x /sbin/grub-mkconfig ]]
	then
		# create a device.map
		if [[ ! -f /boot/grub/device.map ]]
		then
			grub-mkdevicemap
		fi

		# needed by grub-mkconfig on the first run
		if [[ ! -f /boot/grub/video.lst ]]
		then
			install -m0644 /$(mlibdir)/grub/*/video.lst /boot/grub/video.lst
		fi

		# fix grubconfig for special devices
		if [[ -n ${grubopts} ]]
		then
			sed -i "s:^\(export GRUB_CMDLINE_LINUX=\).*:\1\"${grubopts}\":" /etc/conf.d/grub
		fi

		# update grub.cfg
		LC_ALL=C grub-mkconfig -o ${grub2conf}

		# install bootloader to disk
		#local bootpartition="$(df -h /boot |(read; awk '{print $1; exit}'))"
		local bootdisk
		bootdisk="$(grub-probe --target=drive /boot | sed 's:(\(.*\),.*):(\1):')"

		# Generate core.img, but don't let it be installed in boot sector
		grub-install --no-floppy "${bootdisk}"

	# grub legacy
	else

		if [ ! -f ${grubconf} ]
		then
			echo "${grubconf} not found"
			return 1
		fi

		# first of all get the first rootfs instance
		for i in $(< ${grubconf})
		do
			rootfs="$(echo ${i} | grep root=)"
			[[ -n ${rootfs} ]] && break
		done

		# then get the grub-root
		OLD_IFS="$IFS"
		IFS=$'\n'
		for i in $(< ${grubconf})
		do
			grubroot="$(echo ${i} | grep 'root (' | cut -d' ' -f2)"
			[[ -n ${grubroot} ]] && break
		done
		IFS="${OLD_IFS}"

		# fix description
		: > ${grubconf}
		echo "default 0" >> ${grubconf}
		echo "timeout 3" >> ${grubconf}
		# using roots current password if one was set
		pass="$(grep '^root:' /etc/shadow | cut -d: -f2)"
		# or fallback to a default password
		[[ -z ${pass} ]] && pass="$1$oc/rCMuc$ZodLQSj6N5zYIJtOBg.RT/"
		echo "password --md5 ${pass}"  >> ${grubconf}
		echo  >> ${grubconf}
		echo "# normal boot" >> ${grubconf}
		echo "title ${KERNEL_DESCRIPTION}" >> ${grubconf}
		echo "root ${grubroot}" >> ${grubconf}
		echo "kernel ${grubroot}/boot/${KERNEL_IMAGE} ${rootfs} quiet ${grubopts}" >> ${grubconf}
		echo >> ${grubconf}
		echo "# admin boots" >> ${grubconf}
		echo "title ${KERNEL_DESCRIPTION} - Re-run hardware-detection" >> ${grubconf}
		echo "lock"  >> ${grubconf}
		echo "root ${grubroot}" >> ${grubconf}
		echo "kernel ${grubroot}/boot/${KERNEL_IMAGE} ${rootfs} quiet ${grubopts} hardware-auto-detection" >> ${grubconf}
		echo >> ${grubconf}
		echo "title ${KERNEL_DESCRIPTION} - Reset *all* local settings" >> ${grubconf}
		echo "lock"  >> ${grubconf}
		echo "root ${grubroot}" >> ${grubconf}
		echo "kernel ${grubroot}/boot/${KERNEL_IMAGE} ${rootfs} quiet ${grubopts} alx-reset-settings" >> ${grubconf}
	fi
}

## compat
alx_grub_update_new()
{
	echo -e "${COLYELLOW}alx_grub_update_new() is deprecated - please only use alx_grub_update() from now on${COLDEFAULT}"
	alx_grub_update
	echo -e "${COLYELLOW}alx_grub_update_new() is deprecated - please only use alx_grub_update() from now on${COLDEFAULT}"
}
1	# alx specific functions
2
3	add_conf_prot()
4	{
5	local i
6
7	for i in $@
8	do
9	export CONFIG_PROTECT="${CONFIG_PROTECT} ${i}"
10	done
11	}
12
13	add_conf_prot_mask()
14	{
15	local i
16
17	for i in $@
18	do
19	export CONFIG_PROTECT_MASK="${CONFIG_PROTECT_MASK} ${i}"
20	done
21	}
22
23	add_conf_prot_ignore()
24	{
25	local i
26
27	for i in $@
28	do
29	export CONFIG_PROTECT_IGNORE="${CONFIG_PROTECT_IGNORE} ${i}"
30	done
31	}
32
33	# updates /boot/grub/grub.conf with given params
34	# example: alx_grub_update kernel-image-name description
35	alx_grub_update()
36	{
37	local KERNEL_IMAGE
38	local KERNEL_DESCRIPTION
39	local i
40	local rootfs
41	local grubroot
42	local grubopts
43	local OLD_IFS
44	local grubconf="/boot/grub/grub.conf"
45	local grub2conf="/boot/grub/grub.cfg"
46	local pass
47
48	KERNEL_IMAGE="$1"
49	KERNEL_DESCRIPTION="$2"
50
51	# some checks
52	if [ -z "${KERNEL_IMAGE}" ]
53	then
54	echo "At least a kernel-image must be given"
55	return 1
56	fi
57
58	[ -z "${KERNEL_DESCRIPTION}" ] && KERNEL_DESCRIPTION="${KERNEL_IMAGE}"
59
60	# check for special hardware
61	if [[ -x $(which hwinfo) ]]
62	then
63	# zotac devices
64	if [[ ! -z $(hwinfo --bios --storage \| grep -i zotac) ]]
65	then
66	grubopts="rootdelay=8"
67	echo "Special device 'ZOTAC' detected!"
68	fi
69	fi
70
71	# grub2
72	if [[ -x /sbin/grub-mkconfig ]]
73	then
74	# create a device.map
75	if [[ ! -f /boot/grub/device.map ]]
76	then
77	grub-mkdevicemap
78	fi
79
80	# needed by grub-mkconfig on the first run
81	if [[ ! -f /boot/grub/video.lst ]]
82	then
83	install -m0644 /$(mlibdir)/grub/*/video.lst /boot/grub/video.lst
84	fi
85
86	# fix grubconfig for special devices
87	if [[ -n ${grubopts} ]]
88	then
89	sed -i "s:^\(export GRUB_CMDLINE_LINUX=\).*:\1\"${grubopts}\":" /etc/conf.d/grub
90	fi
91
92	# update grub.cfg
93	LC_ALL=C grub-mkconfig -o ${grub2conf}
94
95	# install bootloader to disk
96	#local bootpartition="$(df -h /boot \|(read; awk '{print $1; exit}'))"
97	local bootdisk
98	bootdisk="$(grub-probe --target=drive /boot \| sed 's:(\(.\),.):(\1):')"
99
100	# Generate core.img, but don't let it be installed in boot sector
101	grub-install --no-floppy "${bootdisk}"
102
103	# grub legacy
104	else
105
106	if [ ! -f ${grubconf} ]
107	then
108	echo "${grubconf} not found"
109	return 1
110	fi
111
112	# first of all get the first rootfs instance
113	for i in $(< ${grubconf})
114	do
115	rootfs="$(echo ${i} \| grep root=)"
116	[[ -n ${rootfs} ]] && break
117	done
118
119	# then get the grub-root
120	OLD_IFS="$IFS"
121	IFS=$'\n'
122	for i in $(< ${grubconf})
123	do
124	grubroot="$(echo ${i} \| grep 'root (' \| cut -d' ' -f2)"
125	[[ -n ${grubroot} ]] && break
126	done
127	IFS="${OLD_IFS}"
128
129	# fix description
130	: > ${grubconf}
131	echo "default 0" >> ${grubconf}
132	echo "timeout 3" >> ${grubconf}
133	# using roots current password if one was set
134	pass="$(grep '^root:' /etc/shadow \| cut -d: -f2)"
135	# or fallback to a default password
136	[[ -z ${pass} ]] && pass="$1$oc/rCMuc$ZodLQSj6N5zYIJtOBg.RT/"
137	echo "password --md5 ${pass}" >> ${grubconf}
138	echo >> ${grubconf}
139	echo "# normal boot" >> ${grubconf}
140	echo "title ${KERNEL_DESCRIPTION}" >> ${grubconf}
141	echo "root ${grubroot}" >> ${grubconf}
142	echo "kernel ${grubroot}/boot/${KERNEL_IMAGE} ${rootfs} quiet ${grubopts}" >> ${grubconf}
143	echo >> ${grubconf}
144	echo "# admin boots" >> ${grubconf}
145	echo "title ${KERNEL_DESCRIPTION} - Re-run hardware-detection" >> ${grubconf}
146	echo "lock" >> ${grubconf}
147	echo "root ${grubroot}" >> ${grubconf}
148	echo "kernel ${grubroot}/boot/${KERNEL_IMAGE} ${rootfs} quiet ${grubopts} hardware-auto-detection" >> ${grubconf}
149	echo >> ${grubconf}
150	echo "title ${KERNEL_DESCRIPTION} - Reset all local settings" >> ${grubconf}
151	echo "lock" >> ${grubconf}
152	echo "root ${grubroot}" >> ${grubconf}
153	echo "kernel ${grubroot}/boot/${KERNEL_IMAGE} ${rootfs} quiet ${grubopts} alx-reset-settings" >> ${grubconf}
154	fi
155	}
156
157	## compat
158	alx_grub_update_new()
159	{
160	echo -e "${COLYELLOW}alx_grub_update_new() is deprecated - please only use alx_grub_update() from now on${COLDEFAULT}"
161	alx_grub_update
162	echo -e "${COLYELLOW}alx_grub_update_new() is deprecated - please only use alx_grub_update() from now on${COLDEFAULT}"
163	}