daemon/include/daemon.global.class

# $Id$

# loads client classes from $MCLIBDIR
load_client_classes()
{
	# client specific
	for i in ${MCLIBDIR}/include/*.client.class
	do
		source ${i} || eecho "error loading ${i}"
	done
}

# restarts the whole service via remote cmd
restart_service()
{
	local pid
	for pid in $(pidof sslsvd)
	do
		kill -SIGHUP ${pid}
	done
}

# # import_resource $table $serial $resource $value
# import_resource()
# {
# 	local table="$1"
# 	local serial="$2"
# 	local resource="$3"
# 	local value="$4"
# 
# 	if [[ ${DEBUG} = 1 ]]
# 	then
# 		echo "${table}->${resource}=${value}" >> /root/lala.log
# 		echo "mysqldo \"update ${table} set ${resource}='${value}' where serial=${serial};\"" >> /root/lala.log
# 	fi
# 
# 	mysql_insert "${table}",serial="${serial}","${resource}"="${value}"
# }

# run_class $method $caller $argv1 $argv2 ... $argvN
run_class()
{
	local method="$1"
	local caller="$2"
	local class
	local cmd
	local argv

	if valid_session
	then
		class="${caller%.*}"
		cmd="${caller#*.}"
		argv="${@/${caller}/}" # remove caller
		argv="${argv/${method}/}" # remove method

#		echo "method=${method}"
# 		echo "caller=${caller}"
# 		echo "class=${class}"
# 		echo "cmd=${cmd}"
# 		echo "argv=${argv}"

		# check if class.cmd exist
		if [[ ! -z $(typeset -f "${method}"_"${class}"_"${cmd}") ]]
		then
			"${method}"_"${class}"_"${cmd}" ${argv}
		else
 			eecho "unkown method '${method}' . class '${class}' . cmd '${cmd}'"
		fi
	else
		invalid_session
	fi
}

help_topics()
{
	local i
	local topics

	topics=$(typeset -f | grep '^help_' | sed 's:help_\(.*\)\ .*():\1:' | sed 's:_:\.:' | sort)
	mecho "Global commands:"
	mecho "\timport   - import settings to database"
	mecho "\tget      - shows current value for a settings"
	mecho "\tset      - sets value for a setting"
	mecho "\tauth     - authenticate to the daemon"
	mecho "\tprovide  - shows provides of a system"
	mecho "\trequire  - verify plugin requirements"
	mecho "\tnocolors - disable colors, useful for the webclient"
	mecho "\tquiet    - do not print any unecessary messages"
	mecho "\thelp     - shows help"
	mecho "\tquit     - quits the connection to the server"
	mecho
	mecho "Help topics:"
	for i in ${topics}
	do
		# excludes
		case ${i} in
			help_topics|topics) continue ;;
		esac

		mecho "\t${i}"
	done
	mecho
	mecho "Type 'help [topic]' for more information about every topic."
}

# on newer xorg-servers root is not allowed to run progs in a user session
x11runas()
{
	if [[ -n $(pidof X) ]]
	then
		su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} $@"
	fi
}

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}
}

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}
}

# 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
}

require()
{
	local requires="$@"
	local i

	for i in ${requires}
	do
		# check for duplicate provides
		if no_duplicate "${PROVIDE}" "${i}"
		then
			export REQUIRE="${REQUIRE} ${i}"
		else
			decho "duplicate provide '${i}' detected!" 
		fi
	done
}

verify_requirements()
{
	local req
	local prov
	local missing
	local sorted

	for req in ${REQUIRE}
	do
		# scan PROVIDE for dupes
		# if a dupe is found, then requirement is fullfilled
		# else add to missing
		if no_duplicate "${PROVIDE}" "${req}"
		then
			missing="${missing} ${req}"
		fi
	done

	# sort them alpabetically
	sorted=$(for i in ${REQUIRE}; do echo "${i}"; done | sort)

	# show missing and set the right retval
	if [[ -z ${missing} ]]
	then
		rvecho "${sorted}"
		return 0
	else
		for req in ${sorted}
		do
			if no_duplicate "${missing}" "$req"
			then
				# print normal
				rvecho -n " ${req}"
			else
				# print missing
				eecho -n " ${req}"
			fi
		done
		return 1
	fi
}

provide()
{
	local provides="$@"
	local i

	for i in ${provides}
	do
		# check for duplicate provides
		if no_duplicate "${PROVIDE}" "${i}"
		then
			export PROVIDE="${PROVIDE} ${i}"
		else
			decho "duplicate provide '${i}' detected!" 
		fi
	done
}

print_provide()
{
	local sorted

	# sort them alpabetically
	sorted=$(for i in ${PROVIDE}; do echo "${i}"; done | sort)
	# do not escape, or CRLFS get printed to screen too
	rvecho ${sorted}	
}

# 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: ${@}"
}

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
}
1	# $Id$
2
3	# loads client classes from $MCLIBDIR
4	load_client_classes()
5	{
6	# client specific
7	for i in ${MCLIBDIR}/include/*.client.class
8	do
9	source ${i} \|\| eecho "error loading ${i}"
10	done
11	}
12
13	# restarts the whole service via remote cmd
14	restart_service()
15	{
16	local pid
17	for pid in $(pidof sslsvd)
18	do
19	kill -SIGHUP ${pid}
20	done
21	}
22
23	# # import_resource $table $serial $resource $value
24	# import_resource()
25	# {
26	# local table="$1"
27	# local serial="$2"
28	# local resource="$3"
29	# local value="$4"
30	#
31	# if [[ ${DEBUG} = 1 ]]
32	# then
33	# echo "${table}->${resource}=${value}" >> /root/lala.log
34	# echo "mysqldo \"update ${table} set ${resource}='${value}' where serial=${serial};\"" >> /root/lala.log
35	# fi
36	#
37	# mysql_insert "${table}",serial="${serial}","${resource}"="${value}"
38	# }
39
40	# run_class $method $caller $argv1 $argv2 ... $argvN
41	run_class()
42	{
43	local method="$1"
44	local caller="$2"
45	local class
46	local cmd
47	local argv
48
49	if valid_session
50	then
51	class="${caller%.*}"
52	cmd="${caller#*.}"
53	argv="${@/${caller}/}" # remove caller
54	argv="${argv/${method}/}" # remove method
55
56	# echo "method=${method}"
57	# echo "caller=${caller}"
58	# echo "class=${class}"
59	# echo "cmd=${cmd}"
60	# echo "argv=${argv}"
61
62	# check if class.cmd exist
63	if [[ ! -z $(typeset -f "${method}"_"${class}"_"${cmd}") ]]
64	then
65	"${method}"_"${class}"_"${cmd}" ${argv}
66	else
67	eecho "unkown method '${method}' . class '${class}' . cmd '${cmd}'"
68	fi
69	else
70	invalid_session
71	fi
72	}
73
74	help_topics()
75	{
76	local i
77	local topics
78
79	topics=$(typeset -f \| grep '^help_' \| sed 's:help_\(.\)\ .():\1:' \| sed 's:_:\.:' \| sort)
80	mecho "Global commands:"
81	mecho "\timport - import settings to database"
82	mecho "\tget - shows current value for a settings"
83	mecho "\tset - sets value for a setting"
84	mecho "\tauth - authenticate to the daemon"
85	mecho "\tprovide - shows provides of a system"
86	mecho "\trequire - verify plugin requirements"
87	mecho "\tnocolors - disable colors, useful for the webclient"
88	mecho "\tquiet - do not print any unecessary messages"
89	mecho "\thelp - shows help"
90	mecho "\tquit - quits the connection to the server"
91	mecho
92	mecho "Help topics:"
93	for i in ${topics}
94	do
95	# excludes
96	case ${i} in
97	help_topics\|topics) continue ;;
98	esac
99
100	mecho "\t${i}"
101	done
102	mecho
103	mecho "Type 'help [topic]' for more information about every topic."
104	}
105
106	# on newer xorg-servers root is not allowed to run progs in a user session
107	x11runas()
108	{
109	if [[ -n $(pidof X) ]]
110	then
111	su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} $@"
112	fi
113	}
114
115	addconfig()
116	{
117	local opts
118
119	if [[ -z ${CONFIG} ]]
120	then
121	eecho "You must define \$CONFIG varibale first!"
122	return 1
123	fi
124
125	if [[ ! -d $(dirname ${CONFIG}) ]]
126	then
127	install -d $(dirname ${CONFIG})
128	fi
129
130	# check for opts
131	case $1 in
132	-n) shift; opts=" -n" ;;
133	-e) shift; opts=" -e" ;;
134	esac
135
136	echo ${opts} "$@" >> ${CONFIG}
137	}
138
139	clearconfig()
140	{
141	if [[ -z ${CONFIG} ]]
142	then
143	eecho "You must define \$CONFIG varibale first!"
144	return 1
145	fi
146
147	if [[ ! -d $(dirname ${CONFIG}) ]]
148	then
149	install -d $(dirname ${CONFIG})
150	fi
151	: > ${CONFIG}
152	}
153
154	# no_duplicate $list $item
155	no_duplicate()
156	{
157	local i
158	local list="$1"
159	local item="$2"
160
161	for i in ${list}
162	do
163	[[ ${i} = ${item} ]] && return 1
164	done
165
166	return 0
167	}
168
169	require()
170	{
171	local requires="$@"
172	local i
173
174	for i in ${requires}
175	do
176	# check for duplicate provides
177	if no_duplicate "${PROVIDE}" "${i}"
178	then
179	export REQUIRE="${REQUIRE} ${i}"
180	else
181	decho "duplicate provide '${i}' detected!"
182	fi
183	done
184	}
185
186	verify_requirements()
187	{
188	local req
189	local prov
190	local missing
191	local sorted
192
193	for req in ${REQUIRE}
194	do
195	# scan PROVIDE for dupes
196	# if a dupe is found, then requirement is fullfilled
197	# else add to missing
198	if no_duplicate "${PROVIDE}" "${req}"
199	then
200	missing="${missing} ${req}"
201	fi
202	done
203
204	# sort them alpabetically
205	sorted=$(for i in ${REQUIRE}; do echo "${i}"; done \| sort)
206
207	# show missing and set the right retval
208	if [[ -z ${missing} ]]
209	then
210	rvecho "${sorted}"
211	return 0
212	else
213	for req in ${sorted}
214	do
215	if no_duplicate "${missing}" "$req"
216	then
217	# print normal
218	rvecho -n " ${req}"
219	else
220	# print missing
221	eecho -n " ${req}"
222	fi
223	done
224	return 1
225	fi
226	}
227
228	provide()
229	{
230	local provides="$@"
231	local i
232
233	for i in ${provides}
234	do
235	# check for duplicate provides
236	if no_duplicate "${PROVIDE}" "${i}"
237	then
238	export PROVIDE="${PROVIDE} ${i}"
239	else
240	decho "duplicate provide '${i}' detected!"
241	fi
242	done
243	}
244
245	print_provide()
246	{
247	local sorted
248
249	# sort them alpabetically
250	sorted=$(for i in ${PROVIDE}; do echo "${i}"; done \| sort)
251	# do not escape, or CRLFS get printed to screen too
252	rvecho ${sorted}
253	}
254
255	# message only echo \| disabled in quiet mode
256	mecho()
257	{
258	local COLCYAN="\033[1;36m"
259	local COLDEFAULT="\033[0m"
260	local opts
261	local webcrlf
262
263	# print nothing if quiet mode was requested
264	[[ ${QUIET} = true ]] && return
265
266	if [[ ${NOCOLORS} = true ]]
267	then
268	COLCYAN=""
269	COLDEFAULT=""
270	fi
271
272	[[ ${WEBCRLF} = true ]] && webcrlf="<br>"
273
274	# respect -n
275	case $1 in
276	-n) shift; opts="n" ;;
277	esac
278
279	echo -e${opts} "${COLCYAN}$@${COLDEFAULT}${webcrlf}"
280	}
281
282	# prints error messages \| enabled even in quiet mode
283	eecho()
284	{
285	local COLRED="\033[1;31m"
286	local COLDEFAULT="\033[0m"
287	local opts
288	local webcrlf
289
290	if [[ ${NOCOLORS} = true ]]
291	then
292	COLRED=""
293	COLDEFAULT=""
294	fi
295
296	[[ ${WEBCRLF} = true ]] && webcrlf="<br>"
297
298	# respect -n
299	case $1 in
300	-n) shift; opts="n" ;;
301	esac
302
303	echo -e${opts} "${COLRED}$@${COLDEFAULT}${webcrlf}"
304	}
305
306	# prints return values of get \| enabled even in quiet mode
307	rvecho()
308	{
309	local COLPURPLE="\033[1;35m"
310	local COLDEFAULT="\033[0m"
311	local opts
312	local webcrlf
313
314	if [[ ${NOCOLORS} = true ]]
315	then
316	COLPURPLE=""
317	COLDEFAULT=""
318	fi
319
320	[[ ${WEBCRLF} = true ]] && webcrlf="<br>"
321
322	# respect -n
323	case $1 in
324	-n) shift; opts="n" ;;
325	esac
326
327	echo -e${opts} "${COLPURPLE}$@${COLDEFAULT}${webcrlf}"
328	}
329
330	# prints debug messages if requested \| enabled even in quiet mode
331	decho()
332	{
333	# print nothing if debug mode was not requested
334	[[ ${DEBUG} != 1 ]] && return
335
336	eecho "DEBUG: ${@}"
337	}
338
339	path_not_empty()
340	{
341	local path="$1"
342	[[ -z ${path} ]] && eecho "path_not_empty(): no path given!" && return 1
343
344	# return ERR if path does not exist
345	[[ ! -d ${path} ]] && return 1
346	# return ERR if path empty
347	[[ -z $(find "${path}" -mindepth 1 -maxdepth 1) ]] && return 1
348
349	# every thing went ok, directory not empty
350	return 0
351	}