openfortivpn: tabify shell scripts

Signed-off-by: Aaron Goodman <aaronjg@stanford.edu>

net/openfortivpn/files/openfortivpn-wrapper

@@ -14,16 +14,16 @@ config=$1; shift
 killed=0
 
 trap_with_arg() {
-    func="$1" ; shift
-    for sig ; do
-        trap "$func $sig" "$sig"
-    done
+	func="$1" ; shift
+	for sig ; do
+		trap "$func $sig" "$sig"
+	done
 }
 
 func_trap() {
-    logger "openfortivpn-wrapper[$$]" "$config: sending signal ${1}"
-    killed=1
-    kill -${1} $child 2>/dev/null
+	logger "openfortivpn-wrapper[$$]" "$config: sending signal ${1}"
+	killed=1
+	kill -${1} $child 2>/dev/null
 }
 
 trap_with_arg func_trap INT TERM KILL
@@ -33,11 +33,11 @@ start_time=$(date '+%s')
 /usr/sbin/openfortivpn "$@" < $pwfile 2>/dev/null &
 child=$!
 wait $child || {
-    [ "$killed" = 1 ] && exit 0
-    current_time=$(date '+%s')
-    elapsed=$(($current_time-$start_time))
-    . /lib/netifd/netifd-proto.sh
-    proto_notify_error "$config" "Failed to connect after $elapsed seconds."
-    proto_block_restart "$config"
-    exit 1
+	[ "$killed" = 1 ] && exit 0
+	current_time=$(date '+%s')
+	elapsed=$(($current_time-$start_time))
+	. /lib/netifd/netifd-proto.sh
+	proto_notify_error "$config" "Failed to connect after $elapsed seconds."
+	proto_block_restart "$config"
+	exit 1
 }

net/openfortivpn/files/openfortivpn.sh

@@ -6,23 +6,23 @@ init_proto "$@"
 IPv4_REGEX="((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"
 
 append_args() {
-        while [ $# -gt 0 ]; do
-                append cmdline "'${1//\'/\'\\\'\'}'"
-                shift
-        done
+	while [ $# -gt 0 ]; do
+		append cmdline "'${1//\'/\'\\\'\'}'"
+		shift
+	done
 }
 
 proto_openfortivpn_init_config() {
-        proto_config_add_string "peeraddr"
-        proto_config_add_int "port"
-        proto_config_add_string "tunlink"
-        proto_config_add_string "local_ip"
-        proto_config_add_string "username"
-        proto_config_add_string "password"
-        proto_config_add_string "trusted_cert"
-        proto_config_add_string "remote_status_check"
-        no_device=1
-        available=1
+	proto_config_add_string "peeraddr"
+	proto_config_add_int "port"
+	proto_config_add_string "tunlink"
+	proto_config_add_string "local_ip"
+	proto_config_add_string "username"
+	proto_config_add_string "password"
+	proto_config_add_string "trusted_cert"
+	proto_config_add_string "remote_status_check"
+	no_device=1
+	available=1
 }
 
 proto_openfortivpn_setup() {
@@ -31,110 +31,110 @@ proto_openfortivpn_setup() {
 	local msg ifname ip server_ips pwfile callfile
 
 	local host peeraddr port tunlink local_ip username password trusted_cert \
-	              remote_status_check
-        json_get_vars host peeraddr port tunlink local_ip username password trusted_cert \
-	              remote_status_check
-
-        ifname="vpn-$config"
-
-
-        [ -n "$tunlink" ] && {
-                network_get_device iface_device_name "$tunlink"
-                network_is_up "$tunlink"  || {
-                        msg="$tunlink is not up $iface_device_up"
-                        logger -t "openfortivpn" "$config: $msg"
-                        proto_notify_error "$config" "$msg"
-                        proto_block_restart "$config"
-                        exit 1
-                }
+	      remote_status_check
+	json_get_vars host peeraddr port tunlink local_ip username password trusted_cert \
+		      remote_status_check
+
+	ifname="vpn-$config"
+
+
+	[ -n "$tunlink" ] && {
+		network_get_device iface_device_name "$tunlink"
+		network_is_up "$tunlink"  || {
+			msg="$tunlink is not up $iface_device_up"
+			logger -t "openfortivpn" "$config: $msg"
+			proto_notify_error "$config" "$msg"
+			proto_block_restart "$config"
+			exit 1
+		}
 	}
 
-        if echo "$peeraddr" | grep -q -E "$IPv4_REGEX"; then
-                server_ips="$peeraddr"
-        elif command -v resolveip >/dev/null ; then
-                server_ips="$(resolveip -4 -t 10 "$peeraddr")"
-                [ $? -eq 0 ] || {
-                        msg="$config: failed to resolve server ip for $peeraddr"
-                        logger -t "openfortivpn" "$msg"
-                        sleep 10
-                        proto_notify_error "$config" "$msg"
-                        proto_setup_failed "$config"
-                        exit 1
-                }
-        else
-                logger -t "openfortivpn" "resolveip not present, could not resolve $peeraddr"
-        fi
+	if echo "$peeraddr" | grep -q -E "$IPv4_REGEX"; then
+		server_ips="$peeraddr"
+	elif command -v resolveip >/dev/null ; then
+		server_ips="$(resolveip -4 -t 10 "$peeraddr")"
+		[ $? -eq 0 ] || {
+			msg="$config: failed to resolve server ip for $peeraddr"
+			logger -t "openfortivpn" "$msg"
+			sleep 10
+			proto_notify_error "$config" "$msg"
+			proto_setup_failed "$config"
+			exit 1
+		}
+	else
+		logger -t "openfortivpn" "resolveip not present, could not resolve $peeraddr"
+	fi
 
 
 	[ "$remote_status_check" = "curl" ] && {
-                curl -k --head -s --connect-timeout 10 ${tunlink:+--interface} $iface_device_name https://$peeraddr > /dev/null || {
-		        msg="failed to reach https://$peeraddr${tunlink:+ on $iface_device_name}"
-                        logger -t "openfortivpn" "$config: $msg"
-		        sleep 10
-		        proto_notify_error "$config" "$msg"
-		        proto_setup_failed "$config"
-		        exit 1
-	        }
+		curl -k --head -s --connect-timeout 10 ${tunlink:+--interface} $iface_device_name https://$peeraddr > /dev/null || {
+			msg="failed to reach https://$peeraddr${tunlink:+ on $iface_device_name}"
+			logger -t "openfortivpn" "$config: $msg"
+			sleep 10
+			proto_notify_error "$config" "$msg"
+			proto_setup_failed "$config"
+			exit 1
+		}
 	}
 	[ "$remote_status_check" = "ping" ]  && {
-                ping ${tunlink:+-I} $iface_device_name -c 1 -w 10 $peeraddr > /dev/null 2>&1 || {
-                        msg="$config: failed to ping $peeraddr on $iface_device_name"
-                        logger -t "openfortvpn" "$config: $msg"
-                        sleep 10
-                        proto_notify_error "$config" "$msg"
-                        proto_setup_failed "$config"
-                        exit 1
-                }
+		ping ${tunlink:+-I} $iface_device_name -c 1 -w 10 $peeraddr > /dev/null 2>&1 || {
+			msg="$config: failed to ping $peeraddr on $iface_device_name"
+			logger -t "openfortvpn" "$config: $msg"
+			sleep 10
+			proto_notify_error "$config" "$msg"
+			proto_setup_failed "$config"
+			exit 1
+		}
 	}
 
-        if [ -n "$server_ips" ]; then
-                for ip in $server_ips; do
-                        logger -p 6 -t "openfortivpn" "$config: adding host dependency for $ip on $tunlink at $config"
-                        proto_add_host_dependency "$config" "$ip" "$tunlink"
-                done
-        fi
-
-        # uclient-fetch cannot bind to interface, so perform check after adding host dependency
-        [ "$remote_status_check" = "fetch" ]  && {
-                uclient-fetch --no-check-certificate -q -s --timeout=10 https://$peeraddr > /dev/null 2>&1 || {
-                        msg="$config: failed to reach ${server_ip:-$peeraddr} on $iface_device_name"
-		        logger -t "openfortvpn" "$config: $msg"
-                        sleep 10
-                        proto_notify_error "$config" "$msg"
-                        proto_setup_failed "$config"
-                        exit 1
-                }
+	if [ -n "$server_ips" ]; then
+		for ip in $server_ips; do
+			logger -p 6 -t "openfortivpn" "$config: adding host dependency for $ip on $tunlink at $config"
+			proto_add_host_dependency "$config" "$ip" "$tunlink"
+		done
+	fi
+
+	# uclient-fetch cannot bind to interface, so perform check after adding host dependency
+	[ "$remote_status_check" = "fetch" ]  && {
+		uclient-fetch --no-check-certificate -q -s --timeout=10 https://$peeraddr > /dev/null 2>&1 || {
+			msg="$config: failed to reach ${server_ip:-$peeraddr} on $iface_device_name"
+			logger -t "openfortvpn" "$config: $msg"
+			sleep 10
+			proto_notify_error "$config" "$msg"
+			proto_setup_failed "$config"
+			exit 1
+		}
 	}
 
 
-        [ -n "$port" ] && port=":$port"
-        append_args "$peeraddr$port" --pppd-ifname="$ifname" --use-syslog  -c /dev/null
-        append_args "--set-dns=0"
-        append_args "--no-routes"
-        append_args "--pppd-use-peerdns=1"
-
-        [ -n "$tunlink" ] && {
-            append_args "--ifname=$iface_device_name"
-        }
-
-        [ -n "$trusted_cert" ] && append_args "--trusted-cert=$trusted_cert"
-        [ -n "$username" ] && append_args -u "$username"
-        [ -n "$password" ] && {
-            umask 077
-            mkdir -p '/var/etc/openfortivpn'
-            pwfile="/var/etc/openfortivpn/$config.passwd"
-            echo "$password" > "$pwfile"
-        }
-
-        [ -n "$local_ip" ] || local_ip=192.0.2.1
-        [ -e '/etc/ppp/peers' ] || mkdir -p '/etc/ppp/peers'
-        [ -e '/etc/ppp/peers/openfortivpn' ] || {
-            ln -s -T '/var/etc/openfortivpn/peers' '/etc/ppp/peers/openfortivpn' 2> /dev/null
-            mkdir -p '/var/etc/openfortivpn/peers'
-        }
-
-        callfile="/var/etc/openfortivpn/peers/$config"
-        echo "115200
+	[ -n "$port" ] && port=":$port"
+	append_args "$peeraddr$port" --pppd-ifname="$ifname" --use-syslog  -c /dev/null
+	append_args "--set-dns=0"
+	append_args "--no-routes"
+	append_args "--pppd-use-peerdns=1"
+
+	[ -n "$tunlink" ] && {
+	        append_args "--ifname=$iface_device_name"
+	}
+
+	[ -n "$trusted_cert" ] && append_args "--trusted-cert=$trusted_cert"
+	[ -n "$username" ] && append_args -u "$username"
+	[ -n "$password" ] && {
+	        umask 077
+	        mkdir -p '/var/etc/openfortivpn'
+	        pwfile="/var/etc/openfortivpn/$config.passwd"
+	        echo "$password" > "$pwfile"
+	}
+
+	[ -n "$local_ip" ] || local_ip=192.0.2.1
+	[ -e '/etc/ppp/peers' ] || mkdir -p '/etc/ppp/peers'
+	[ -e '/etc/ppp/peers/openfortivpn' ] || {
+	        ln -s -T '/var/etc/openfortivpn/peers' '/etc/ppp/peers/openfortivpn' 2> /dev/null
+	        mkdir -p '/var/etc/openfortivpn/peers'
+	}
+
+	callfile="/var/etc/openfortivpn/peers/$config"
+	echo "115200
 :$local_ip
 noipdefault
 noaccomp
@@ -148,22 +148,22 @@ lcp-max-configure 40
 ip-up-script /lib/netifd/openfortivpn-ppp-up
 ip-down-script /lib/netifd/ppp-down
 mru 1354"  > $callfile
-        append_args "--pppd-call=openfortivpn/$config"
+	append_args "--pppd-call=openfortivpn/$config"
 
-        logger -p 6 -t openfortivpn "$config: executing 'openfortivpn $cmdline'"
-        eval "proto_run_command '$config' /usr/sbin/openfortivpn-wrapper '$pwfile' '$config' $cmdline"
+	logger -p 6 -t openfortivpn "$config: executing 'openfortivpn $cmdline'"
+	eval "proto_run_command '$config' /usr/sbin/openfortivpn-wrapper '$pwfile' '$config' $cmdline"
 
 }
 
 proto_openfortivpn_teardown() {
-        local config="$1"
+	local config="$1"
 
-        pwfile="/var/etc/openfortivpn/$config.passwd"
-        callfile="/var/etc/openfortivpn/peers/$config"
+	pwfile="/var/etc/openfortivpn/$config.passwd"
+	callfile="/var/etc/openfortivpn/peers/$config"
 
-        rm -f $pwfile
-        rm -f $callfile
-        proto_kill_command "$config" 2
+	rm -f $pwfile
+	rm -f $callfile
+	proto_kill_command "$config" 2
 }
 
 add_protocol openfortivpn