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contrib/dhcpcd/hooks/10-wpa_supplicant
- This file was added.
| # Start, reconfigure and stop wpa_supplicant per wireless interface. | |||||
| # | |||||
| # This is only needed when using wpa_supplicant-2.5 or older, OR | |||||
| # when wpa_supplicant has not been built with CONFIG_MATCH_IFACE, OR | |||||
| # wpa_supplicant was launched without the -M flag to activate | |||||
| # interface matching. | |||||
| if [ -z "$wpa_supplicant_conf" ]; then | |||||
| for x in \ | |||||
| /etc/wpa_supplicant/wpa_supplicant-"$interface".conf \ | |||||
| /etc/wpa_supplicant/wpa_supplicant.conf \ | |||||
| /etc/wpa_supplicant-"$interface".conf \ | |||||
| /etc/wpa_supplicant.conf \ | |||||
| ; do | |||||
| if [ -s "$x" ]; then | |||||
| wpa_supplicant_conf="$x" | |||||
| break | |||||
| fi | |||||
| done | |||||
| fi | |||||
| : ${wpa_supplicant_conf:=/etc/wpa_supplicant.conf} | |||||
| wpa_supplicant_ctrldir() | |||||
| { | |||||
| dir=$(key_get_value "[[:space:]]*ctrl_interface=" \ | |||||
| "$wpa_supplicant_conf") | |||||
| dir=$(trim "$dir") | |||||
| case "$dir" in | |||||
| DIR=*) | |||||
| dir=${dir##DIR=} | |||||
| dir=${dir%%[[:space:]]GROUP=*} | |||||
| dir=$(trim "$dir") | |||||
| ;; | |||||
| esac | |||||
| printf %s "$dir" | |||||
| } | |||||
| wpa_supplicant_start() | |||||
| { | |||||
| # If the carrier is up, don't bother checking anything | |||||
| [ "$ifcarrier" = "up" ] && return 0 | |||||
| # Pre flight checks | |||||
| if [ ! -s "$wpa_supplicant_conf" ]; then | |||||
| syslog warn \ | |||||
| "$wpa_supplicant_conf does not exist" | |||||
| syslog warn "not interacting with wpa_supplicant(8)" | |||||
| return 1 | |||||
| fi | |||||
| dir=$(wpa_supplicant_ctrldir) | |||||
| if [ -z "$dir" ]; then | |||||
| syslog warn \ | |||||
| "ctrl_interface not defined in $wpa_supplicant_conf" | |||||
| syslog warn "not interacting with wpa_supplicant(8)" | |||||
| return 1 | |||||
| fi | |||||
| wpa_cli -p "$dir" -i "$interface" status >/dev/null 2>&1 && return 0 | |||||
| syslog info "starting wpa_supplicant" | |||||
| driver=${wpa_supplicant_driver:+-D}$wpa_supplicant_driver | |||||
| err=$(wpa_supplicant -B -c"$wpa_supplicant_conf" -i"$interface" \ | |||||
| "$driver" 2>&1) | |||||
| errn=$? | |||||
| if [ $errn != 0 ]; then | |||||
| syslog err "failed to start wpa_supplicant" | |||||
| syslog err "$err" | |||||
| fi | |||||
| return $errn | |||||
| } | |||||
| wpa_supplicant_reconfigure() | |||||
| { | |||||
| dir=$(wpa_supplicant_ctrldir) | |||||
| [ -z "$dir" ] && return 1 | |||||
| if ! wpa_cli -p "$dir" -i "$interface" status >/dev/null 2>&1; then | |||||
| wpa_supplicant_start | |||||
| return $? | |||||
| fi | |||||
| syslog info "reconfiguring wpa_supplicant" | |||||
| err=$(wpa_cli -p "$dir" -i "$interface" reconfigure 2>&1) | |||||
| errn=$? | |||||
| if [ $errn != 0 ]; then | |||||
| syslog err "failed to reconfigure wpa_supplicant" | |||||
| syslog err "$err" | |||||
| fi | |||||
| return $errn | |||||
| } | |||||
| wpa_supplicant_stop() | |||||
| { | |||||
| dir=$(wpa_supplicant_ctrldir) | |||||
| [ -z "$dir" ] && return 1 | |||||
| wpa_cli -p "$dir" -i "$interface" status >/dev/null 2>&1 || return 0 | |||||
| syslog info "stopping wpa_supplicant" | |||||
| err=$(wpa_cli -i"$interface" terminate 2>&1) | |||||
| errn=$? | |||||
| if [ $errn != 0 ]; then | |||||
| syslog err "failed to stop wpa_supplicant" | |||||
| syslog err "$err" | |||||
| fi | |||||
| return $errn | |||||
| } | |||||
| if [ "$ifwireless" = "1" ] && \ | |||||
| type wpa_supplicant >/dev/null 2>&1 && \ | |||||
| type wpa_cli >/dev/null 2>&1 | |||||
| then | |||||
| case "$reason" in | |||||
| PREINIT) wpa_supplicant_start;; | |||||
| RECONFIGURE) wpa_supplicant_reconfigure;; | |||||
| DEPARTED) wpa_supplicant_stop;; | |||||
| esac | |||||
| fi | |||||