nodesetup.sh

# !/bin/bash
#
# nodesetup.sh
#
DRY_RUN=0
CONFIGS=/etc/asterisk
TMP=/tmp
SENABLE=1

function die {
	echo "Fatal error: $1"
	exit 255
}

function promptnum
{
	ANSWER=""
	while [ -z $ANSWER  ] || [[ ! $ANSWER =~ [0-9]{3,}$ ]]
	do
        	echo -n "$1: "
        	read ANSWER
	done
}

function promptcall
{
	ANSWER=""
	while [ -z $ANSWER  ] || [[ ! $ANSWER =~ [\/,0-9,a-z,A-Z]{3,}$ ]]
	do
        	echo -n "$1: "
        	read ANSWER
	done
}



function promptyn
{
        echo -n "$1 [y/N]? "
        read ANSWER
	if [ ! -z $ANSWER ]
	then
       		if [ $ANSWER = Y ] || [ $ANSWER = y ]
      		then
                	ANSWER=Y
        	else
                	ANSWER=N
        	fi
	else
		ANSWER=N
	fi
}

function promptny
{
        echo -n "$1 [Y/n]? "
        read ANSWER
	if [ ! -z $ANSWER ]
	then
       		if [ $ANSWER = N ] || [ $ANSWER = n ]
      		then
                	ANSWER=N
        	else
                	ANSWER=Y
        	fi
	else
		ANSWER=Y
	fi
}

echo "*************************************"
echo "*     Simple Node Setup Script      *"
echo "*************************************"
echo

promptny "Would you like your config files be provided by the Allstar Portal server"
if [ "$ANSWER" = "Y" ]
then
        echo
        echo "This requires you to have already applied for and received an approved"
        echo "Allstar Link Portal user ID, set it up to be a system operator, created"
        echo "an entry for, and properly configured information about this Server, and"
        echo "requested, and received an approved Node entry for each of the Nodes on"
        echo "this Server, and properly configured the inforation for each of the Nodes."
        echo
        promptyn "Have you estblished and entered the appropriate information on that server"
        if [ "$ANSWER" = "Y" ]
        then
                if [ -x /usr/bin/curl ]
                then
                        TMPF=/tmp/pcf.sh
                        /bin/rm $TMPF > /dev/null 2>&1
                        curl -L -s https://allstarlink.org/config/portalconfig.sh -o $TMPF
                        if [ $? -ne 0 ]
                        then
                                echo "curl was not able to download necessary script file, sorry."
                                exit 1
                        fi
                        sh $TMPF
                        if [ $? -ne 0 ]
                        then
                                rm $TMPF
                                echo "Allstar Link Portal Config Download Failed.. exiting"
                                exit 1
                        fi
                        rm $TMPF
                        echo
                        echo "Congradulations! From now on, you will be able to initiate an automatic"
                        echo "download of any Node or Server configuration changes from the Allstar"
                        echo "Portal (just from the Web, without even having to have any sort of terminal"
                        echo "session active to this system)."
			echo
			echo "You must now manually re-boot the system for these changes to take place."
			echo 
			echo "Thank you for using the Allstar Link Network System!"
                        echo
                        exit 0
                else
                        echo "curl and its associated cert file(s) can not be found, sorry!"
                        exit 1
                fi
	else
		echo "Nothing changed!"
		exit 0
        fi
fi

echo
echo "Doing sanity checks on rpt.conf, extensions.conf, iax.conf, and savenode.conf..."

if [ -e $CONFIGS/extensions.conf ]
then
	grep -q -s NODE= $CONFIGS/extensions.conf || die "extensions.conf missing NODE=xxxx"
	NODE=$(grep NODE= /etc/asterisk/extensions.conf | gawk -F'=' '{print $2}')
else
	die "$CONFIGS/extensions.conf not found"
fi
if [ -e $CONFIGS/rpt.conf ]
then
	grep -q -s $NODE $CONFIGS/rpt.conf || die "Node numbers in rpt.conf and extensions.conf are different!"
else
	die "$CONFIGS/rpt.conf not found"
fi
if [ -e $CONFIGS/iax.conf ]
then	
        grep -q -s register\.allstarlink\.org $CONFIGS/iax.conf || die "No allstar link register statement in iax.conf! (old file maybe?)"
	REG1=$(grep register= $CONFIGS/iax.conf | gawk -F'=' '{print $2}')
	REG=$(echo "$REG1" | gawk -F'@' '{print $1}')
	REGNODE=$(echo "$REG" | gawk -F':' '{print $1}')
	REGPSWD=$(echo "$REG" | gawk -F':' '{print $2}')
	if [ $REGNODE != $NODE ]
	then
		die "Node numbers in rpt.conf and iax.conf are different!"
	fi
else
	die "$CONFIGS/iax.conf not found"
fi
if [ -e $CONFIGS/savenode.conf ]
then
	grep -q -s NODE= $CONFIGS/savenode.conf || die "savenode.conf missing NODE=xxxx"
	grep -q -s PASSWORD= $CONFIGS/savenode.conf || die "savenode.conf missing PASSWORD=xxxx"
	grep -q -s ENABLE= $CONFIGS/savenode.conf || die "savenode.conf missing ENABLE=x"
	SNODE=$(grep NODE= $CONFIGS/savenode.conf | gawk -F'=' '{print $2}')
	SPASSWORD=$(grep PASSWORD= $CONFIGS/savenode.conf | gawk -F'=' '{print $2}')
	SENABLE=$(grep ENABLE= $CONFIGS/savenode.conf | gawk -F'=' '{print $2}')
	if [ $NODE != $SNODE ]
	then
		die "Node numbers in iax.conf and savenode.conf are different!"
	fi
	if [ $REGPSWD != $SPASSWORD ]
	then
		die "Passwords in iax.conf and savenode.conf are different!"
	fi
	if [ -z $SENABLE ]
	then
		die "Enable not fully specified in savenode.conf!"
	fi
fi
	
echo "OK, the format of the files is understandable!"
echo

ANYNEW=0
NEWNODE=""
echo The system node number is: $NODE
promptyn "Would you like to change it?"
if [ "$ANSWER" = "Y" ]
then
	promptnum "Enter the new node number"
	NEWNODE=$ANSWER
	ANYNEW=1
fi

NEWPSWD=""
echo The registration password is: $REGPSWD
promptyn "Would you like to change it?"
if [ "$ANSWER" = "Y" ]
then
	promptnum "Enter the new registration password"
	NEWPSWD=$ANSWER
	ANYNEW=1
fi

ID=""
promptyn "Would you like to enter a callsign for the identifier"
if [ "$ANSWER" = "Y" ]
then
	promptcall "Please enter your callsign"
	ID=$ANSWER
	ANYNEW=1
fi

SAVENODE_ENABLE=1
# if running Limey Linux, ask them
if [ -x /usr/local/sbin/svcfg ]
then
	promptny "Would you like the system to save your configs offline"
	if [ "$ANSWER" = "N" ]
	then
		SAVENODE_ENABLE=0
	fi
fi

if [ $SAVENODE_ENABLE -ne $SENABLE ] 
then
	ANYNEW=1
fi

if  [ $ANYNEW -gt 0 ]
then
	echo "Copying original files to temporary work area..."
	cp $CONFIGS/rpt.conf $TMP/rpt.conf.in || die "Could not copy $CONFIGS/rpt.conf"
	cp $CONFIGS/extensions.conf $TMP/extensions.conf.in || die "Could not copy $CONFIGS/extensions.conf"
	cp $CONFIGS/iax.conf $TMP/iax.conf.in || die "Could not copy $CONFIGS/iax.conf"
	if [ -e $CONFIGS/savenode.conf ]
	then
		cp $CONFIGS/savenode.conf $TMP/savenode.in || die "Could not copy $CONFIGS/savenode.conf"
	fi
else
	echo "Nothing to do!"
	exit 0
fi
	
if [ ! -z $ID ]
then
	echo "Updating rpt.conf with new ID..."
	sed "s~idrecording[ \t]*=[ \t]*|.*~idrecording = |i$ID\t\t\t; Main ID message~" <$TMP/rpt.conf.in >$TMP/rpt.conf.out
	mv -f $TMP/rpt.conf.out $TMP/rpt.conf.in || die "mv 1 failed"
fi

if [ ! -z $NEWNODE ]
then
	echo "Updating rpt.conf iax.conf, and extensions.conf with new node number..."
	sed "s/$NODE/$NEWNODE/g" <$TMP/extensions.conf.in >$TMP/extensions.conf.out
	mv -f $TMP/extensions.conf.out $TMP/extensions.conf.in || die "mv 2 failed"

	sed "s/$NODE/$NEWNODE/g" <$TMP/rpt.conf.in >$TMP/rpt.conf.out
	mv -f $TMP/rpt.conf.out $TMP/rpt.conf.in || die "mv 3 failed"

	sed "s/$NODE/$NEWNODE/g" <$TMP/iax.conf.in >$TMP/iax.conf.out
	mv -f $TMP/iax.conf.out $TMP/iax.conf.in || die "mv 4 failed"

	if [ -e $CONFIGS/savenode.conf ]
	then
		sed "s/$NODE/$NEWNODE/g" <$TMP/savenode.in >$TMP/savenode.out
		mv -f $TMP/savenode.out $TMP/savenode.in || die "mv 5 failed"
	fi
fi

if [ ! -z $NEWPSWD ]
then
	echo "Updating allstar link register statement in iax.conf with new password..."
	sed "s/$REGPSWD/$NEWPSWD/g" <$TMP/iax.conf.in >$TMP/iax.conf.out
	mv -f $TMP/iax.conf.out $TMP/iax.conf.in || die "mv 6 failed"

	if  [ -e $CONFIGS/savenode.conf ]
	then
		sed "s/$REGPSWD/$NEWPSWD/g" <$TMP/savenode.in >$TMP/savenode.out
		mv -f $TMP/savenode.out $TMP/savenode.in || die "mv 7 failed"
	fi
fi

if  [ -e $CONFIGS/savenode.conf ]
then
	sed "s/ENABLE=$SENABLE/ENABLE=$SAVENODE_ENABLE/g" <$TMP/savenode.in >$TMP/savenode.out
	mv -f $TMP/savenode.out $TMP/savenode.in || die "mv 7 failed"
fi

if [ $DRY_RUN -eq 0 ]
then
	echo "Updating original config files..."
	mv -f $TMP/rpt.conf.in $CONFIGS/rpt.conf || die "mv 8 failed"
	mv -f $TMP/extensions.conf.in $CONFIGS/extensions.conf || die "mv 9 failed"
	mv -f $TMP/iax.conf.in $CONFIGS/iax.conf || die "mv 10 failed"
	if  [ -e $CONFIGS/savenode.conf ]
	then
		mv -f $TMP/savenode.in $CONFIGS/savenode.conf || die "mv 11 failed"
		chmod +x $CONFIGS/savenode.conf || die "chmod failed!"
	fi
	echo "Config files updated. Done!!"
	echo
else
	echo "Dry run"
	echo
fi
exit 0