installer-simple/functions/hwdetection.sh

#!/bin/bash
# $Id$

## hwdetection, needs >= sys-apps/hwinfo

# hwinfo wrapper to use hwinfo with sudo if requested
hwinfo()
{
	local use_sudo=""
	case ${SUDO} in
		yes|y|true|1) use_sudo=sudo ;;
	esac

	${use_sudo} /usr/sbin/hwinfo $@
}

# get_hwinfo $hw_item
get_hwinfo()
{
	local enable_desc="0"

	if [[ $1 = --with-description ]] || [[ $1 = -d ]]
	then
		enable_desc=1
		shift
	fi

	local item="$1"
	local all
	local i

	# handle special items
	case ${item} in
		memory) get_hwinfo_memory; return ;;
		smp) get_hwinfo_smp; return ;;
	esac

	all=$(hwinfo --short --"${item}")

	declare -i i=0
	while read device description
	do
		# skip the first line
		(( i++ ))
		[ ${i} -eq 1 ] && continue

		if [[ ${enable_desc} = 1 ]]
		then
			echo "${device};${description}"
		else
			echo "${device}"
		fi
	done <<< "${all}"
}


# special memory case
get_hwinfo_memory()
{
	local memory=$(hwinfo --memory  | grep "Memory Size" | sed 's:.*\:\ \(.*\):\1:')
	echo "${memory}"
}


# special smp case
get_hwinfo_smp()
{
	local smp=$(hwinfo --smp  | grep "SMP support:" | sed 's:.*\:\ \(.*\):\1:')
	echo "${smp}"
}


# get_driver_modules $hw_item
get_driver_modules()
{
	local item="$1"
	local modules
	local i

	for i in $(hwinfo --"${item}" | grep "Driver Modules:" | cut -d: -f2 )
	do
		eval $(echo "${i}" | sed -e "s:\":modules=\"\${modules}\ :" -e "s:,:\ :")
	done
	remove_duplicates "${modules}"
}

# remove_duplicates $list
remove_duplicates()
{
	local list="$@"
	local fixed_list=":"
	local i

	for i in ${list}
	do
		if [[ -z $(echo "${fixed_list}" | fgrep ":${i}:") ]]
		then
			fixed_list="${fixed_list}${i}:"
		fi
	done

	unset list

	# remove all ':' and show the cleaned list
	# this way fixes double spaces also
	local counter
	declare -i counter=0
	for i in $(echo ${fixed_list} | sed "s|:| |g")
	do
		(( counter++ ))
		if [[ ${counter} -eq 1 ]]
		then
			list="${i}"
		else
			list+=" ${i}"
		fi
	done

	echo "${list}"
}

get_x11_driver_modules()
{
	local modules
	modules="$(hwinfo --gfxcard | grep 'XFree86 v4 Server Module:' | sed 's/.*Module:\ \(.*\)/\1/')"

	# remove duplicates from list and show it
	remove_duplicates "${modules}"
}

get_evdev_device_path()
{
	local device="$1"
	local path

	case ${device} in
		mouse|keyboard) true;;
		*) die "unkown device";;
	esac

	path="$(hwinfo --${device} | grep 'Device Files:' | sed 's:.*\(/dev/input/event[0-5]\).*:\1:')"
	echo "${path}"
}

# get_netcard_driver_modules device
# e.g. get_netcard_driver_modules eth0
get_netcard_driver_modules()
{
	local device="$1"
	local modules

	if [[ -z ${device} ]]
	then
		echo "Error: get_netcard_driver_module(): no device given"
		return 1
	fi

	modules=$(hwinfo --netcard | grep -B1 "Device File: ${device}" | sed 's/.*Modules: \"\(.*\)\"/\1/;q')
	remove_duplicates "${modules}"
}

get_blkid_information()
{
	local partition="$1"
	local variable="$2"
	local method

	case $1 in
		--uuid|-u) shift; method="-U"; partition="$1"; variable="$2" ;;
		--label|-l) shift; method="-L"; partition="$1"; variable="$2" ;;
	esac

	if [[ -z ${partition} ]]
	then
		echo "Error: get_get_blkid_information()(): no partition given"
		return 1
	fi

	if [[ -z ${variable} ]]
	then
		echo "Error: get_get_blkid_information()(): no variable given"
		return 1
	fi

	blkid -o value -s "${variable}" "${method}" "${partition}"
}

get_fstype()
{
	local partition="$1"
	if [[ -z ${partition} ]]
	then
		echo "Error: get_fstype(): no partition given"
		return 1
	fi

	# does not work with uuids
	#mount -f --guess-fstype ${partition}

	get_blkid_information ${partition} TYPE
}

get_uuid()
{
	local partition="$1"
	if [[ -z ${partition} ]]
	then
		echo "Error: get_uuid(): no partition given"
		return 1
	fi

	# does not work with uuids
	#mount -f --guess-fstype ${partition}

	get_blkid_information ${partition} UUID
}

is_mounted()
{
	local item
	local mount
	local method
	method="$1"
	item="$2"

	[ -e /proc/mounts ] || return 1

	case ${method} in
		--location) mount="$(grep "[[:space:]]${item}[[:space:]]" /proc/mounts | cut -d ' ' -f2)" ;;
		--device) mount="$(grep "^${item}[[:space:]]" /proc/mounts | cut -d ' ' -f1)" ;;
		--filesystem) mount="$(grep "[[:space:]]${item}[[:space:]]" /proc/mounts | cut -d ' ' -f3)" ;;
		*) echo "unknown method '${method}'"; return 1 ;;
	esac
	[[ ${mount} != ${item} ]] && return 1

	return 0
}

iface_has_link()
{
	local interface="$1"
	local flags

	[[ -n ${interface} ]] || return 2
	interface="/sys/class/net/${interface}"
	[[ -d ${interface} ]] || return 2
	flags=$(cat ${interface}/flags)
	echo $((${flags}|0x41)) > ${interface}/flags # 0x41: IFF_UP|IFF_RUNNING
	[[ $(cat ${interface}/carrier) = 1 ]] || return 1
}

hdd_size_below_256mb()
{
	local hdd="$1"
	local size
	local retval
	[[ -z ${hdd} ]] && dialog_die "Error: get_hdd_size() no \$hdd given!"

	size=$(fdisk -l ${hdd} | grep "Disk.*${hdd}" | sed 's:.*,\ \(.*\)\ byte.*:\1:')
	if [[ ${size} -le 257000000 ]]
	then
		retval="0"
	else
		retval="1"
	fi

	return "${retval}"
}

chrooted()
{
	local cmd="$@"

	is_mounted --location ${INSTALLROOT}/sys || mount -t sysfs sysfs ${INSTALLROOT}/sys
	is_mounted --location ${INSTALLROOT}/proc || mount -t proc proc ${INSTALLROOT}/proc
	is_mounted --location ${INSTALLROOT}/dev || mount -o bind /dev ${INSTALLROOT}/dev

	chroot ${INSTALLROOT} ${cmd}

	is_mounted --location ${INSTALLROOT}/dev && umount ${INSTALLROOT}/dev
	is_mounted --location ${INSTALLROOT}/proc && umount ${INSTALLROOT}/proc
	is_mounted --location ${INSTALLROOT}/sys && umount ${INSTALLROOT}/sys
}
1	#!/bin/bash
2	# $Id$
3
4	## hwdetection, needs >= sys-apps/hwinfo
5
6	# hwinfo wrapper to use hwinfo with sudo if requested
7	hwinfo()
8	{
9	local use_sudo=""
10	case ${SUDO} in
11	yes\|y\|true\|1) use_sudo=sudo ;;
12	esac
13
14	${use_sudo} /usr/sbin/hwinfo $@
15	}
16
17	# get_hwinfo $hw_item
18	get_hwinfo()
19	{
20	local enable_desc="0"
21
22	if [[ $1 = --with-description ]] \|\| [[ $1 = -d ]]
23	then
24	enable_desc=1
25	shift
26	fi
27
28	local item="$1"
29	local all
30	local i
31
32	# handle special items
33	case ${item} in
34	memory) get_hwinfo_memory; return ;;
35	smp) get_hwinfo_smp; return ;;
36	esac
37
38	all=$(hwinfo --short --"${item}")
39
40	declare -i i=0
41	while read device description
42	do
43	# skip the first line
44	(( i++ ))
45	[ ${i} -eq 1 ] && continue
46
47	if [[ ${enable_desc} = 1 ]]
48	then
49	echo "${device};${description}"
50	else
51	echo "${device}"
52	fi
53	done <<< "${all}"
54	}
55
56
57	# special memory case
58	get_hwinfo_memory()
59	{
60	local memory=$(hwinfo --memory \| grep "Memory Size" \| sed 's:.\:\ \(.\):\1:')
61	echo "${memory}"
62	}
63
64
65	# special smp case
66	get_hwinfo_smp()
67	{
68	local smp=$(hwinfo --smp \| grep "SMP support:" \| sed 's:.\:\ \(.\):\1:')
69	echo "${smp}"
70	}
71
72
73	# get_driver_modules $hw_item
74	get_driver_modules()
75	{
76	local item="$1"
77	local modules
78	local i
79
80	for i in $(hwinfo --"${item}" \| grep "Driver Modules:" \| cut -d: -f2 )
81	do
82	eval $(echo "${i}" \| sed -e "s:\":modules=\"\${modules}\ :" -e "s:,:\ :")
83	done
84	remove_duplicates "${modules}"
85	}
86
87	# remove_duplicates $list
88	remove_duplicates()
89	{
90	local list="$@"
91	local fixed_list=":"
92	local i
93
94	for i in ${list}
95	do
96	if [[ -z $(echo "${fixed_list}" \| fgrep ":${i}:") ]]
97	then
98	fixed_list="${fixed_list}${i}:"
99	fi
100	done
101
102	unset list
103
104	# remove all ':' and show the cleaned list
105	# this way fixes double spaces also
106	local counter
107	declare -i counter=0
108	for i in $(echo ${fixed_list} \| sed "s\|:\| \|g")
109	do
110	(( counter++ ))
111	if [[ ${counter} -eq 1 ]]
112	then
113	list="${i}"
114	else
115	list+=" ${i}"
116	fi
117	done
118
119	echo "${list}"
120	}
121
122	get_x11_driver_modules()
123	{
124	local modules
125	modules="$(hwinfo --gfxcard \| grep 'XFree86 v4 Server Module:' \| sed 's/.Module:\ \(.\)/\1/')"
126
127	# remove duplicates from list and show it
128	remove_duplicates "${modules}"
129	}
130
131	get_evdev_device_path()
132	{
133	local device="$1"
134	local path
135
136	case ${device} in
137	mouse\|keyboard) true;;
138	*) die "unkown device";;
139	esac
140
141	path="$(hwinfo --${device} \| grep 'Device Files:' \| sed 's:.\(/dev/input/event[0-5]\).:\1:')"
142	echo "${path}"
143	}
144
145	# get_netcard_driver_modules device
146	# e.g. get_netcard_driver_modules eth0
147	get_netcard_driver_modules()
148	{
149	local device="$1"
150	local modules
151
152	if [[ -z ${device} ]]
153	then
154	echo "Error: get_netcard_driver_module(): no device given"
155	return 1
156	fi
157
158	modules=$(hwinfo --netcard \| grep -B1 "Device File: ${device}" \| sed 's/.Modules: \"\(.\)\"/\1/;q')
159	remove_duplicates "${modules}"
160	}
161
162	get_blkid_information()
163	{
164	local partition="$1"
165	local variable="$2"
166	local method
167
168	case $1 in
169	--uuid\|-u) shift; method="-U"; partition="$1"; variable="$2" ;;
170	--label\|-l) shift; method="-L"; partition="$1"; variable="$2" ;;
171	esac
172
173	if [[ -z ${partition} ]]
174	then
175	echo "Error: get_get_blkid_information()(): no partition given"
176	return 1
177	fi
178
179	if [[ -z ${variable} ]]
180	then
181	echo "Error: get_get_blkid_information()(): no variable given"
182	return 1
183	fi
184
185	blkid -o value -s "${variable}" "${method}" "${partition}"
186	}
187
188	get_fstype()
189	{
190	local partition="$1"
191	if [[ -z ${partition} ]]
192	then
193	echo "Error: get_fstype(): no partition given"
194	return 1
195	fi
196
197	# does not work with uuids
198	#mount -f --guess-fstype ${partition}
199
200	get_blkid_information ${partition} TYPE
201	}
202
203	get_uuid()
204	{
205	local partition="$1"
206	if [[ -z ${partition} ]]
207	then
208	echo "Error: get_uuid(): no partition given"
209	return 1
210	fi
211
212	# does not work with uuids
213	#mount -f --guess-fstype ${partition}
214
215	get_blkid_information ${partition} UUID
216	}
217
218	is_mounted()
219	{
220	local item
221	local mount
222	local method
223	method="$1"
224	item="$2"
225
226	[ -e /proc/mounts ] \|\| return 1
227
228	case ${method} in
229	--location) mount="$(grep "[[:space:]]${item}[[:space:]]" /proc/mounts \| cut -d ' ' -f2)" ;;
230	--device) mount="$(grep "^${item}[[:space:]]" /proc/mounts \| cut -d ' ' -f1)" ;;
231	--filesystem) mount="$(grep "[[:space:]]${item}[[:space:]]" /proc/mounts \| cut -d ' ' -f3)" ;;
232	*) echo "unknown method '${method}'"; return 1 ;;
233	esac
234	[[ ${mount} != ${item} ]] && return 1
235
236	return 0
237	}
238
239	iface_has_link()
240	{
241	local interface="$1"
242	local flags
243
244	[[ -n ${interface} ]] \|\| return 2
245	interface="/sys/class/net/${interface}"
246	[[ -d ${interface} ]] \|\| return 2
247	flags=$(cat ${interface}/flags)
248	echo $((${flags}\|0x41)) > ${interface}/flags # 0x41: IFF_UP\|IFF_RUNNING
249	[[ $(cat ${interface}/carrier) = 1 ]] \|\| return 1
250	}
251
252	hdd_size_below_256mb()
253	{
254	local hdd="$1"
255	local size
256	local retval
257	[[ -z ${hdd} ]] && dialog_die "Error: get_hdd_size() no \$hdd given!"
258
259	size=$(fdisk -l ${hdd} \| grep "Disk.${hdd}" \| sed 's:.,\ \(.\)\ byte.:\1:')
260	if [[ ${size} -le 257000000 ]]
261	then
262	retval="0"
263	else
264	retval="1"
265	fi
266
267	return "${retval}"
268	}
269
270	chrooted()
271	{
272	local cmd="$@"
273
274	is_mounted --location ${INSTALLROOT}/sys \|\| mount -t sysfs sysfs ${INSTALLROOT}/sys
275	is_mounted --location ${INSTALLROOT}/proc \|\| mount -t proc proc ${INSTALLROOT}/proc
276	is_mounted --location ${INSTALLROOT}/dev \|\| mount -o bind /dev ${INSTALLROOT}/dev
277
278	chroot ${INSTALLROOT} ${cmd}
279
280	is_mounted --location ${INSTALLROOT}/dev && umount ${INSTALLROOT}/dev
281	is_mounted --location ${INSTALLROOT}/proc && umount ${INSTALLROOT}/proc
282	is_mounted --location ${INSTALLROOT}/sys && umount ${INSTALLROOT}/sys
283	}