src/include/common.global.class.in

# $Id$

# message only echo | disabled in quiet mode
mecho()
{
	local COLCYAN="\033[1;36m"
	local COLDEFAULT="\033[0m"
	local opts
	local webcrlf

	# print nothing if quiet mode was requested
	[[ ${QUIET} = 1 ]] && return

	if [[ ${NOCOLORS} = 1 ]]
	then
		COLCYAN=""
		COLDEFAULT=""
	fi

	[[ ${WEBCRLF} = 1 ]] && webcrlf="<br>"

	# respect -n
	case $1 in
		-n) shift; opts="n" ;;
	esac

	echo -e${opts} "${COLCYAN}$@${COLDEFAULT}${webcrlf}"
}

# prints error messages | enabled even in quiet mode
eecho()
{
	local COLRED="\033[1;31m"
	local COLDEFAULT="\033[0m"
	local opts
	local webcrlf

	if [[ ${NOCOLORS} = 1 ]]
	then
		COLRED=""
		COLDEFAULT=""
	fi

	[[ ${WEBCRLF} = 1 ]] && webcrlf="<br>"

	# respect -n
	case $1 in
		-n) shift; opts="n" ;;
	esac

	echo -e${opts} "${COLRED}$@${COLDEFAULT}${webcrlf}"
}

# prints return values of get | enabled even in quiet mode
rvecho()
{
	local COLPURPLE="\033[1;35m"
	local COLDEFAULT="\033[0m"
	local opts
	local webcrlf

	if [[ ${NOCOLORS} = 1 ]]
	then
		COLPURPLE=""
		COLDEFAULT=""
	fi

	[[ ${WEBCRLF} = 1 ]] && webcrlf="<br>"

	# respect -n
	case $1 in
		-n) shift; opts="n" ;;
	esac

	echo -e${opts} "${COLPURPLE}$@${COLDEFAULT}${webcrlf}"
}

# prints debug messages if requested | enabled even in quiet mode
decho()
{
	# print nothing if debug mode was *not* requested
	[[ ${DEBUG} != 1 ]] && return

	eecho "DEBUG: ${@}"
}

# source a file with debug information
include()
{
	local retval

	if [ -f $@ ]
	then
		decho "including '$@'"
		source $@
		retval=$?
	else
		decho "include: '$@' not found"
		retval=1
	fi

	return ${retval}
}

# adds a line to a configuration file defined by the $CONFIG variable
# $CONFIG="/etc/conf.d/mcore" addconfig 'LIBDIR="/usr/lib"'
addconfig()
{
	local opts

	if [[ -z ${CONFIG} ]]
	then
		eecho "You must define \$CONFIG varibale first!"
		return 1
	fi

	if [[ ! -d $(dirname ${CONFIG}) ]]
	then
		install -d $(dirname ${CONFIG})
	fi

	# check for opts
	case $1 in
		-n) shift; opts=" -n" ;;
		-e) shift; opts=" -e" ;;
	esac

	echo ${opts} "$@" >> ${CONFIG}
}

# creates or clears a configuration file defined by the $CONFIG variable
# CONFIG="/etc/conf.d/mcore" clearconfig
clearconfig()
{
	if [[ -z ${CONFIG} ]]
	then
		eecho "You must define \$CONFIG varibale first!"
		return 1
	fi

	if [[ ! -d $(dirname ${CONFIG}) ]]
	then
		install -d $(dirname ${CONFIG})
	fi
	: > ${CONFIG}
}

# root is not allowed to run progs in a user session with newer xorg-servers
# this wrapper runs a command in the xsession of the unpriv_user
x11runas()
{
	if [[ -n $(pidof X) ]] || [[ -n $(pidof Xorg) ]]
	then
		su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} $@"
	fi
}

# no_duplicate $list $item
no_duplicate()
{
	local i
	local list="$1"
	local item="$2"

	for i in ${list}
	do
		[[ ${i} = ${item} ]] && return 1
	done

	return 0
}

# checks if given path is empty
path_not_empty()
{
	local path="$1"
	[[ -z ${path} ]] && eecho "path_not_empty(): no path given!" && return 1

	# return ERR if path does not exist
	[[ ! -d ${path} ]] && return 1
	# return ERR if path empty
	[[ -z $(find "${path}" -mindepth 1 -maxdepth 1) ]] && return 1

	# every thing went ok, directory not empty
	return 0
}

# list all files in a given directory
list_files_in_directory()
{
	local i
	local retval
	local path
	local opts
	local type

	# basic getops
	for i in $*
	do
		case $1 in
			-mindepth) shift; opts+=" -mindepth $1" ;;
			-maxdepth) shift; opts+=" -maxdepth $1" ;;
			-type) shift; type="$1" ;;
			-name) shift; opts+=" -name $1" ;;
			'') continue ;;
			*) path="$1" ;;
		esac
		shift
	done

	if [[ -z ${path} ]]
	then
		eecho "No path given."
		return 1
	fi

	if [[ ! -d ${path} ]]
	then
		eecho "Directory '${path}' does not exist."
		return 1
	fi

	# default to files
	[[ -z ${type} ]] && type=f

	for i in $(find ${path} ${opts} -type ${type} -printf '%f\n' | sort)
	do
		if [[ -z ${retval} ]]
		then
			retval="${i}"
		else
			retval+=" ${i}"
		fi
	done

	rvecho "${retval}"
}

# runs a command in the chroot of $MROOT
system_chroot()
{
	local cmd="$@"
	if [[ -z ${MROOT} ]]
	then
		echo "system_chroot(): \$MROOT was not set, doing nothing!"
		return 1
	fi
	if [ ! -d ${MROOT} ]
	then
		eecho "system_chroot(): MROOT='${MROOT}' does not exist."
		return 1
	fi

	chroot ${MROOT} ${cmd}
}

# gets interface used to reach given ip
iface_for_remote_addr()
{
	set -- $(ip -o route get to $1)
	echo $5
}

# get ip from dns name
dns_to_ip()
{
	set -- $(getent hosts $1)
	echo $1
}

iface_for_ip()
{
	set -- $(ip -o addr show to $1)
	echo $2
}

iface_for_mac()
{
	local interface="" mac="$(echo $1 | sed 'y/ABCDEF/abcdef/')"
	for interface in /sys/class/net/*; do
		if [ $(cat $interface/address) = "$mac" ]; then
			echo ${interface##*/}
		fi
	done
}

mac_for_iface()
{
	local iface="$1"
	if [ -f /sys/class/net/${iface}/address ]
	then
		cat /sys/class/net/${iface}/address
	fi
}

certificate_fingerprint()
{
	local cert_fingerprint
	local retval

	if [[ ! -f ${MCORE_CERT_FILE} ]]
	then
		eecho "MCORE_CERT_FILE '${MCORE_CERT_FILE}' does not exist."
		return 1
	fi

	cert_fingerprint=$(openssl x509 -noout -modulus -in "${MCORE_CERT_FILE}" | openssl sha1 | sed 's:(stdin)=\ ::')
	retval="$?"

	if [[ ${retval} != 0 ]]
	then
		eecho "Error '${retval}' while generating cert_fingerprint."
		return 1
	fi

	if [[ -z ${cert_fingerprint} ]]
	then
		eecho "Error: cert_fingerprint is empty"
		return 1
	else
		echo "${cert_fingerprint}"
	fi
}

key_fingerprint()
{
	local key_fingerprint
	local retval

	if [[ ! -f ${MCORE_KEY_FILE} ]]
	then
		eecho "MCORE_KEY_FILE '${MCORE_KEY_FILE}' does not exist."
		return 1
	fi

	key_fingerprint=$(openssl rsa -noout -modulus -in "${MCORE_KEY_FILE}" | openssl sha1 | sed 's:(stdin)=\ ::')
	retval="$?"

	if [[ ${retval} != 0 ]]
	then
		eecho "Error '${retval}' while generating key_fingerprint."
		return 1
	fi

	if [[ -z ${key_fingerprint} ]]
	then
		eecho "Error: key_fingerprint is empty"
		return 1
	else
		echo "${key_fingerprint}"
	fi
}

nsslsay()
{
	nssl "${SSLSAY_IP}" "${SSLSAY_PORT}" << EOF
auth ${SSLSAY_USER} ${SSLSAY_PASS}
$@
quit
EOF
}

nsslsay_fingerprint()
{
	nssl "${SSLSAY_IP}" "${SSLSAY_PORT}" << EOF
certauth $(certificate_fingerprint)
$@
quit
EOF
}
1	# $Id$
2
3	# message only echo \| disabled in quiet mode
4	mecho()
5	{
6	local COLCYAN="\033[1;36m"
7	local COLDEFAULT="\033[0m"
8	local opts
9	local webcrlf
10
11	# print nothing if quiet mode was requested
12	[[ ${QUIET} = 1 ]] && return
13
14	if [[ ${NOCOLORS} = 1 ]]
15	then
16	COLCYAN=""
17	COLDEFAULT=""
18	fi
19
20	[[ ${WEBCRLF} = 1 ]] && webcrlf="<br>"
21
22	# respect -n
23	case $1 in
24	-n) shift; opts="n" ;;
25	esac
26
27	echo -e${opts} "${COLCYAN}$@${COLDEFAULT}${webcrlf}"
28	}
29
30	# prints error messages \| enabled even in quiet mode
31	eecho()
32	{
33	local COLRED="\033[1;31m"
34	local COLDEFAULT="\033[0m"
35	local opts
36	local webcrlf
37
38	if [[ ${NOCOLORS} = 1 ]]
39	then
40	COLRED=""
41	COLDEFAULT=""
42	fi
43
44	[[ ${WEBCRLF} = 1 ]] && webcrlf="<br>"
45
46	# respect -n
47	case $1 in
48	-n) shift; opts="n" ;;
49	esac
50
51	echo -e${opts} "${COLRED}$@${COLDEFAULT}${webcrlf}"
52	}
53
54	# prints return values of get \| enabled even in quiet mode
55	rvecho()
56	{
57	local COLPURPLE="\033[1;35m"
58	local COLDEFAULT="\033[0m"
59	local opts
60	local webcrlf
61
62	if [[ ${NOCOLORS} = 1 ]]
63	then
64	COLPURPLE=""
65	COLDEFAULT=""
66	fi
67
68	[[ ${WEBCRLF} = 1 ]] && webcrlf="<br>"
69
70	# respect -n
71	case $1 in
72	-n) shift; opts="n" ;;
73	esac
74
75	echo -e${opts} "${COLPURPLE}$@${COLDEFAULT}${webcrlf}"
76	}
77
78	# prints debug messages if requested \| enabled even in quiet mode
79	decho()
80	{
81	# print nothing if debug mode was not requested
82	[[ ${DEBUG} != 1 ]] && return
83
84	eecho "DEBUG: ${@}"
85	}
86
87	# source a file with debug information
88	include()
89	{
90	local retval
91
92	if [ -f $@ ]
93	then
94	decho "including '$@'"
95	source $@
96	retval=$?
97	else
98	decho "include: '$@' not found"
99	retval=1
100	fi
101
102	return ${retval}
103	}
104
105	# adds a line to a configuration file defined by the $CONFIG variable
106	# $CONFIG="/etc/conf.d/mcore" addconfig 'LIBDIR="/usr/lib"'
107	addconfig()
108	{
109	local opts
110
111	if [[ -z ${CONFIG} ]]
112	then
113	eecho "You must define \$CONFIG varibale first!"
114	return 1
115	fi
116
117	if [[ ! -d $(dirname ${CONFIG}) ]]
118	then
119	install -d $(dirname ${CONFIG})
120	fi
121
122	# check for opts
123	case $1 in
124	-n) shift; opts=" -n" ;;
125	-e) shift; opts=" -e" ;;
126	esac
127
128	echo ${opts} "$@" >> ${CONFIG}
129	}
130
131	# creates or clears a configuration file defined by the $CONFIG variable
132	# CONFIG="/etc/conf.d/mcore" clearconfig
133	clearconfig()
134	{
135	if [[ -z ${CONFIG} ]]
136	then
137	eecho "You must define \$CONFIG varibale first!"
138	return 1
139	fi
140
141	if [[ ! -d $(dirname ${CONFIG}) ]]
142	then
143	install -d $(dirname ${CONFIG})
144	fi
145	: > ${CONFIG}
146	}
147
148	# root is not allowed to run progs in a user session with newer xorg-servers
149	# this wrapper runs a command in the xsession of the unpriv_user
150	x11runas()
151	{
152	if [[ -n $(pidof X) ]] \|\| [[ -n $(pidof Xorg) ]]
153	then
154	su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} $@"
155	fi
156	}
157
158	# no_duplicate $list $item
159	no_duplicate()
160	{
161	local i
162	local list="$1"
163	local item="$2"
164
165	for i in ${list}
166	do
167	[[ ${i} = ${item} ]] && return 1
168	done
169
170	return 0
171	}
172
173	# checks if given path is empty
174	path_not_empty()
175	{
176	local path="$1"
177	[[ -z ${path} ]] && eecho "path_not_empty(): no path given!" && return 1
178
179	# return ERR if path does not exist
180	[[ ! -d ${path} ]] && return 1
181	# return ERR if path empty
182	[[ -z $(find "${path}" -mindepth 1 -maxdepth 1) ]] && return 1
183
184	# every thing went ok, directory not empty
185	return 0
186	}
187
188	# list all files in a given directory
189	list_files_in_directory()
190	{
191	local i
192	local retval
193	local path
194	local opts
195	local type
196
197	# basic getops
198	for i in $*
199	do
200	case $1 in
201	-mindepth) shift; opts+=" -mindepth $1" ;;
202	-maxdepth) shift; opts+=" -maxdepth $1" ;;
203	-type) shift; type="$1" ;;
204	-name) shift; opts+=" -name $1" ;;
205	'') continue ;;
206	*) path="$1" ;;
207	esac
208	shift
209	done
210
211	if [[ -z ${path} ]]
212	then
213	eecho "No path given."
214	return 1
215	fi
216
217	if [[ ! -d ${path} ]]
218	then
219	eecho "Directory '${path}' does not exist."
220	return 1
221	fi
222
223	# default to files
224	[[ -z ${type} ]] && type=f
225
226	for i in $(find ${path} ${opts} -type ${type} -printf '%f\n' \| sort)
227	do
228	if [[ -z ${retval} ]]
229	then
230	retval="${i}"
231	else
232	retval+=" ${i}"
233	fi
234	done
235
236	rvecho "${retval}"
237	}
238
239	# runs a command in the chroot of $MROOT
240	system_chroot()
241	{
242	local cmd="$@"
243	if [[ -z ${MROOT} ]]
244	then
245	echo "system_chroot(): \$MROOT was not set, doing nothing!"
246	return 1
247	fi
248	if [ ! -d ${MROOT} ]
249	then
250	eecho "system_chroot(): MROOT='${MROOT}' does not exist."
251	return 1
252	fi
253
254	chroot ${MROOT} ${cmd}
255	}
256
257	# gets interface used to reach given ip
258	iface_for_remote_addr()
259	{
260	set -- $(ip -o route get to $1)
261	echo $5
262	}
263
264	# get ip from dns name
265	dns_to_ip()
266	{
267	set -- $(getent hosts $1)
268	echo $1
269	}
270
271	iface_for_ip()
272	{
273	set -- $(ip -o addr show to $1)
274	echo $2
275	}
276
277	iface_for_mac()
278	{
279	local interface="" mac="$(echo $1 \| sed 'y/ABCDEF/abcdef/')"
280	for interface in /sys/class/net/*; do
281	if [ $(cat $interface/address) = "$mac" ]; then
282	echo ${interface##*/}
283	fi
284	done
285	}
286
287	mac_for_iface()
288	{
289	local iface="$1"
290	if [ -f /sys/class/net/${iface}/address ]
291	then
292	cat /sys/class/net/${iface}/address
293	fi
294	}
295
296	certificate_fingerprint()
297	{
298	local cert_fingerprint
299	local retval
300
301	if [[ ! -f ${MCORE_CERT_FILE} ]]
302	then
303	eecho "MCORE_CERT_FILE '${MCORE_CERT_FILE}' does not exist."
304	return 1
305	fi
306
307	cert_fingerprint=$(openssl x509 -noout -modulus -in "${MCORE_CERT_FILE}" \| openssl sha1 \| sed 's:(stdin)=\ ::')
308	retval="$?"
309
310	if [[ ${retval} != 0 ]]
311	then
312	eecho "Error '${retval}' while generating cert_fingerprint."
313	return 1
314	fi
315
316	if [[ -z ${cert_fingerprint} ]]
317	then
318	eecho "Error: cert_fingerprint is empty"
319	return 1
320	else
321	echo "${cert_fingerprint}"
322	fi
323	}
324
325	key_fingerprint()
326	{
327	local key_fingerprint
328	local retval
329
330	if [[ ! -f ${MCORE_KEY_FILE} ]]
331	then
332	eecho "MCORE_KEY_FILE '${MCORE_KEY_FILE}' does not exist."
333	return 1
334	fi
335
336	key_fingerprint=$(openssl rsa -noout -modulus -in "${MCORE_KEY_FILE}" \| openssl sha1 \| sed 's:(stdin)=\ ::')
337	retval="$?"
338
339	if [[ ${retval} != 0 ]]
340	then
341	eecho "Error '${retval}' while generating key_fingerprint."
342	return 1
343	fi
344
345	if [[ -z ${key_fingerprint} ]]
346	then
347	eecho "Error: key_fingerprint is empty"
348	return 1
349	else
350	echo "${key_fingerprint}"
351	fi
352	}
353
354	nsslsay()
355	{
356	nssl "${SSLSAY_IP}" "${SSLSAY_PORT}" << EOF
357	auth ${SSLSAY_USER} ${SSLSAY_PASS}
358	$@
359	quit
360	EOF
361	}
362
363	nsslsay_fingerprint()
364	{
365	nssl "${SSLSAY_IP}" "${SSLSAY_PORT}" << EOF
366	certauth $(certificate_fingerprint)
367	$@
368	quit
369	EOF
370	}