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 "\treload   - reloads all client classes plugins"
	mecho "\trestart  - restarts the daemon"
	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 "\treload - reloads all client classes plugins"
88	mecho "\trestart - restarts the daemon"
89	mecho "\tnocolors - disable colors, useful for the webclient"
90	mecho "\tquiet - do not print any unecessary messages"
91	mecho "\thelp - shows help"
92	mecho "\tquit - quits the connection to the server"
93	mecho
94	mecho "Help topics:"
95	for i in ${topics}
96	do
97	# excludes
98	case ${i} in
99	help_topics\|topics) continue ;;
100	esac
101
102	mecho "\t${i}"
103	done
104	mecho
105	mecho "Type 'help [topic]' for more information about every topic."
106	}
107
108	# on newer xorg-servers root is not allowed to run progs in a user session
109	x11runas()
110	{
111	if [[ -n $(pidof X) ]]
112	then
113	su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} $@"
114	fi
115	}
116
117	addconfig()
118	{
119	local opts
120
121	if [[ -z ${CONFIG} ]]
122	then
123	eecho "You must define \$CONFIG varibale first!"
124	return 1
125	fi
126
127	if [[ ! -d $(dirname ${CONFIG}) ]]
128	then
129	install -d $(dirname ${CONFIG})
130	fi
131
132	# check for opts
133	case $1 in
134	-n) shift; opts=" -n" ;;
135	-e) shift; opts=" -e" ;;
136	esac
137
138	echo ${opts} "$@" >> ${CONFIG}
139	}
140
141	clearconfig()
142	{
143	if [[ -z ${CONFIG} ]]
144	then
145	eecho "You must define \$CONFIG varibale first!"
146	return 1
147	fi
148
149	if [[ ! -d $(dirname ${CONFIG}) ]]
150	then
151	install -d $(dirname ${CONFIG})
152	fi
153	: > ${CONFIG}
154	}
155
156	# no_duplicate $list $item
157	no_duplicate()
158	{
159	local i
160	local list="$1"
161	local item="$2"
162
163	for i in ${list}
164	do
165	[[ ${i} = ${item} ]] && return 1
166	done
167
168	return 0
169	}
170
171	require()
172	{
173	local requires="$@"
174	local i
175
176	for i in ${requires}
177	do
178	# check for duplicate provides
179	if no_duplicate "${PROVIDE}" "${i}"
180	then
181	export REQUIRE="${REQUIRE} ${i}"
182	else
183	decho "duplicate provide '${i}' detected!"
184	fi
185	done
186	}
187
188	verify_requirements()
189	{
190	local req
191	local prov
192	local missing
193	local sorted
194
195	for req in ${REQUIRE}
196	do
197	# scan PROVIDE for dupes
198	# if a dupe is found, then requirement is fullfilled
199	# else add to missing
200	if no_duplicate "${PROVIDE}" "${req}"
201	then
202	missing="${missing} ${req}"
203	fi
204	done
205
206	# sort them alpabetically
207	sorted=$(for i in ${REQUIRE}; do echo "${i}"; done \| sort)
208
209	# show missing and set the right retval
210	if [[ -z ${missing} ]]
211	then
212	rvecho "${sorted}"
213	return 0
214	else
215	for req in ${sorted}
216	do
217	if no_duplicate "${missing}" "$req"
218	then
219	# print normal
220	rvecho -n " ${req}"
221	else
222	# print missing
223	eecho -n " ${req}"
224	fi
225	done
226	return 1
227	fi
228	}
229
230	provide()
231	{
232	local provides="$@"
233	local i
234
235	for i in ${provides}
236	do
237	# check for duplicate provides
238	if no_duplicate "${PROVIDE}" "${i}"
239	then
240	export PROVIDE="${PROVIDE} ${i}"
241	else
242	decho "duplicate provide '${i}' detected!"
243	fi
244	done
245	}
246
247	print_provide()
248	{
249	local sorted
250
251	# sort them alpabetically
252	sorted=$(for i in ${PROVIDE}; do echo "${i}"; done \| sort)
253	# do not escape, or CRLFS get printed to screen too
254	rvecho ${sorted}
255	}
256
257	# message only echo \| disabled in quiet mode
258	mecho()
259	{
260	local COLCYAN="\033[1;36m"
261	local COLDEFAULT="\033[0m"
262	local opts
263	local webcrlf
264
265	# print nothing if quiet mode was requested
266	[[ ${QUIET} = true ]] && return
267
268	if [[ ${NOCOLORS} = true ]]
269	then
270	COLCYAN=""
271	COLDEFAULT=""
272	fi
273
274	[[ ${WEBCRLF} = true ]] && webcrlf="<br>"
275
276	# respect -n
277	case $1 in
278	-n) shift; opts="n" ;;
279	esac
280
281	echo -e${opts} "${COLCYAN}$@${COLDEFAULT}${webcrlf}"
282	}
283
284	# prints error messages \| enabled even in quiet mode
285	eecho()
286	{
287	local COLRED="\033[1;31m"
288	local COLDEFAULT="\033[0m"
289	local opts
290	local webcrlf
291
292	if [[ ${NOCOLORS} = true ]]
293	then
294	COLRED=""
295	COLDEFAULT=""
296	fi
297
298	[[ ${WEBCRLF} = true ]] && webcrlf="<br>"
299
300	# respect -n
301	case $1 in
302	-n) shift; opts="n" ;;
303	esac
304
305	echo -e${opts} "${COLRED}$@${COLDEFAULT}${webcrlf}"
306	}
307
308	# prints return values of get \| enabled even in quiet mode
309	rvecho()
310	{
311	local COLPURPLE="\033[1;35m"
312	local COLDEFAULT="\033[0m"
313	local opts
314	local webcrlf
315
316	if [[ ${NOCOLORS} = true ]]
317	then
318	COLPURPLE=""
319	COLDEFAULT=""
320	fi
321
322	[[ ${WEBCRLF} = true ]] && webcrlf="<br>"
323
324	# respect -n
325	case $1 in
326	-n) shift; opts="n" ;;
327	esac
328
329	echo -e${opts} "${COLPURPLE}$@${COLDEFAULT}${webcrlf}"
330	}
331
332	# prints debug messages if requested \| enabled even in quiet mode
333	decho()
334	{
335	# print nothing if debug mode was not requested
336	[[ ${DEBUG} != 1 ]] && return
337
338	eecho "DEBUG: ${@}"
339	}
340
341	path_not_empty()
342	{
343	local path="$1"
344	[[ -z ${path} ]] && eecho "path_not_empty(): no path given!" && return 1
345
346	# return ERR if path does not exist
347	[[ ! -d ${path} ]] && return 1
348	# return ERR if path empty
349	[[ -z $(find "${path}" -mindepth 1 -maxdepth 1) ]] && return 1
350
351	# every thing went ok, directory not empty
352	return 0
353	}