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} = true ]] && return

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

	[[ ${WEBCRLF} = true ]] && 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} = true ]]
	then
		COLRED=""
		COLDEFAULT=""
	fi

	[[ ${WEBCRLF} = true ]] && 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} = true ]]
	then
		COLPURPLE=""
		COLDEFAULT=""
	fi

	[[ ${WEBCRLF} = true ]] && 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	niro	2140	# $Id$
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} = true ]] && return
13
14			if [[ ${NOCOLORS} = true ]]
15			then
16			COLCYAN=""
17			COLDEFAULT=""
18			fi
19
20			[[ ${WEBCRLF} = true ]] && 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} = true ]]
39			then
40			COLRED=""
41			COLDEFAULT=""
42			fi
43
44			[[ ${WEBCRLF} = true ]] && 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} = true ]]
63			then
64			COLPURPLE=""
65			COLDEFAULT=""
66			fi
67
68			[[ ${WEBCRLF} = true ]] && 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	niro	2257	# 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	niro	2140	# 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	niro	2351	if [[ -n $(pidof X) ]] \|\| [[ -n $(pidof Xorg) ]]
153	niro	2140	then
154	niro	2351	su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} $@"
155	niro	2140	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	niro	2407
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	niro	2420
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	niro	2428
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	niro	2429	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			}