diagnostics: new modules added

* certs
* cron
* firewall_turris
* processes

diagnostics/modules/certs.module

+
+help="
+print info regarding certificates
+"
+
+if [ "$1" = "run" ] ; then
+	# print cz nic certificates
+	opkg info cznic-cacert-bundle
+	md5sum $(opkg files cznic-cacert-bundle | sed -n '1!p')
+
+	# print /etc/ssl/certs/
+	ls -nl /etc/ssl/certs/*.crt
+	ls -nl /etc/ssl/certs/*.crt | wc -l
+	ls -nl /etc/ssl/certs/*.0
+	ls -nl /etc/ssl/certs/*.0 | wc -l
+
+	# compare certs with symlinks
+	find /etc/ssl/certs/*.0 -exec readlink {} \; | sort > /tmp/diagnostics-certs-links
+	find /etc/ssl/certs/*.crt | xargs -n1 basename | sort > /tmp/diagnostics-certs-crts
+	diff /tmp/diagnostics-certs-links /tmp/diagnostics-certs-crts | grep '^>\|^<'
+	rm /tmp/diagnostics-certs-links /tmp/diagnostics-certs-crts
+fi

diagnostics/modules/cron.module

+help="
+info about about the cron
+"
+
+if [ "$1" = "run" ] ; then
+	# is running
+	sh modules/processes.module run | grep cron | grep -v 'grep\|cron\.module\|diagnostics'
+	echo
+
+	# get the package info
+	opkg info $(opkg search "$(which cron)" | cut -d ' ' -f1)
+
+	# md5 + sizes of the files
+	grep '' /etc/cron.d/*
+	echo
+
+	# is cron enabled
+	find /etc/init.d/*cron* -exec md5sum {} \;
+	find /etc/rc.d/*cron* -exec md5sum {} \;
+fi

diagnostics/modules/firewall_turris.module

+
+help="
+list turris firewall settings
+"
+
+if [ "$1" = "run" ] ; then
+	cat /etc/config/firewall-turris
+	echo
+	md5sum /usr/share/firewall/*
+fi

diagnostics/modules/processes.module

+
+help="
+list running processes
+"
+
+if [ "$1" = "run" ] ; then
+	if ls $(which ps) | grep -q busybox ; then
+		ps w
+	else
+		ps aux
+	fi
+fi