Support --mkconfig option

When invoked with --mkconfig <conf_file>, the options are stored in
conf_file and create_ap exits.
This commit is contained in:
Karthik K 2015-05-06 22:38:40 +05:30
parent 3ca3663894
commit 13569a5a42
2 changed files with 81 additions and 32 deletions

View File

@ -2,6 +2,14 @@
# Bash Completion routine for create_ap
#
_use_filedir() {
if [[ $(type -t _filedir) == "function" ]]; then
_filedir
return 0
fi
return 1
}
_create_ap() {
local awk_cmd='
($1 ~ /^-/) {
@ -117,6 +125,9 @@ _create_ap() {
--list)
# No Options
;;
--mkconfig)
_use_filedir && return 0
;;
-g)
# Not going to implement
;;

102
create_ap
View File

@ -30,37 +30,38 @@ usage() {
echo "Usage: "$PROGNAME" [options] <wifi-interface> [<interface-with-internet>] [<access-point-name> [<passphrase>]]"
echo
echo "Options:"
echo " -h, --help Show this help"
echo " --version Print version number"
echo " -c <channel> Channel number (default: 1)"
echo " -w <WPA version> Use 1 for WPA, use 2 for WPA2, use 1+2 for both (default: 1+2)"
echo " -n Disable Internet sharing (if you use this, don't pass"
echo " the <interface-with-internet> argument)"
echo " -m <method> Method for Internet sharing."
echo " Use: 'nat' for NAT (default)"
echo " 'bridge' for bridging"
echo " 'none' for no Internet sharing (equivalent to -n)"
echo " --hidden Make the Access Point hidden (do not broadcast the SSID)"
echo " --ieee80211n Enable IEEE 802.11n (HT)"
echo " --ht_capab <HT> HT capabilities (default: [HT40+])"
echo " --country <code> Set two-letter country code for regularity (example: US)"
echo " --freq-band <GHz> Set frequency band. Valid inputs: 2.4, 5 (default: 2.4)"
echo " --driver Choose your WiFi adapter driver (default: nl80211)"
echo " --no-virt Do not create virtual interface"
echo " --no-haveged Do not run 'haveged' automatically when needed"
echo " --fix-unmanaged If NetworkManager shows your interface as unmanaged after you"
echo " close create_ap, then use this option to switch your interface"
echo " back to managed"
echo " --mac <MAC> Set MAC address"
echo " --daemon Run create_ap in the background"
echo " --stop <id> Send stop command to an already running create_ap. For an <id>"
echo " you can put the PID of create_ap or the WiFi interface. You can"
echo " get them with --list"
echo " --list Show the create_ap processes that are already running"
echo " -h, --help Show this help"
echo " --version Print version number"
echo " -c <channel> Channel number (default: 1)"
echo " -w <WPA version> Use 1 for WPA, use 2 for WPA2, use 1+2 for both (default: 1+2)"
echo " -n Disable Internet sharing (if you use this, don't pass"
echo " the <interface-with-internet> argument)"
echo " -m <method> Method for Internet sharing."
echo " Use: 'nat' for NAT (default)"
echo " 'bridge' for bridging"
echo " 'none' for no Internet sharing (equivalent to -n)"
echo " --hidden Make the Access Point hidden (do not broadcast the SSID)"
echo " --ieee80211n Enable IEEE 802.11n (HT)"
echo " --ht_capab <HT> HT capabilities (default: [HT40+])"
echo " --country <code> Set two-letter country code for regularity (example: US)"
echo " --freq-band <GHz> Set frequency band. Valid inputs: 2.4, 5 (default: 2.4)"
echo " --driver Choose your WiFi adapter driver (default: nl80211)"
echo " --no-virt Do not create virtual interface"
echo " --no-haveged Do not run 'haveged' automatically when needed"
echo " --fix-unmanaged If NetworkManager shows your interface as unmanaged after you"
echo " close create_ap, then use this option to switch your interface"
echo " back to managed"
echo " --mac <MAC> Set MAC address"
echo " --daemon Run create_ap in the background"
echo " --stop <id> Send stop command to an already running create_ap. For an <id>"
echo " you can put the PID of create_ap or the WiFi interface. You can"
echo " get them with --list"
echo " --list Show the create_ap processes that are already running"
echo " --mkconfig <conf_file> Store configs in conf_file"
echo
echo "Non-Bridging Options:"
echo " -g <gateway> IPv4 Gateway for the Access Point (default: 192.168.12.1)"
echo " -d DNS server will take into account /etc/hosts"
echo " -g <gateway> IPv4 Gateway for the Access Point (default: 192.168.12.1)"
echo " -d DNS server will take into account /etc/hosts"
echo
echo "Useful informations:"
echo " * If you're not using the --no-virt option, then you can create an AP with the same"
@ -574,14 +575,21 @@ IEEE80211N=0
HT_CAPAB='[HT40+]'
DRIVER=nl80211
NO_VIRT=0
FIX_UNMANAGED=0
COUNTRY=
FREQ_BAND=2.4
NEW_MACADDR=
DAEMONIZE=0
NO_HAVEGED=0
CONFIG_OPTS=(CHANNEL GATEWAY WPA_VERSION ETC_HOST HIDDEN SHARE_METHOD
IEEE80211N HT_CAPAB DRIVER NO_VIRT COUNTRY FREQ_BAND
NEW_MACADDR DAEMONIZE NO_HAVEGED)
FIX_UNMANAGED=0
LIST_RUNNING=0
STOP_ID=
NO_HAVEGED=0
STORE_CONFIG=
CONFDIR=
WIFI_IFACE=
@ -806,8 +814,31 @@ send_stop() {
mutex_unlock
}
# Storing configs
write_config() {
local i=1
if ! eval 'echo -n > "$STORE_CONFIG"' > /dev/null 2>&1; then
echo "ERROR: Unable to create config file $STORE_CONFIG" >&2
exit 1
fi
for config_opt in "${CONFIG_OPTS[@]}"; do
eval echo $config_opt=\$$config_opt
done >> "$STORE_CONFIG"
while [[ $# -ne 0 ]]; do
echo "ARG$i=$1"
shift
((i++))
done >> "$STORE_CONFIG"
echo -e "\nConfigs written to $STORE_CONFIG"
exit 0
}
ARGS=( "$@" )
GETOPT_ARGS=$(getopt -o hc:w:g:dnm: -l "help","hidden","ieee80211n","ht_capab:","driver:","no-virt","fix-unmanaged","country:","freq-band:","mac:","daemon","stop:","list","version","no-haveged" -n "$PROGNAME" -- "$@")
GETOPT_ARGS=$(getopt -o hc:w:g:dnm: -l "help","hidden","ieee80211n","ht_capab:","driver:","no-virt","fix-unmanaged","country:","freq-band:","mac:","daemon","stop:","list","version","no-haveged","mkconfig:" -n "$PROGNAME" -- "$@")
[[ $? -ne 0 ]] && exit 1
eval set -- "$GETOPT_ARGS"
@ -908,6 +939,11 @@ while :; do
shift
NO_HAVEGED=1
;;
--mkconfig)
shift
STORE_CONFIG="$1"
shift
;;
--)
shift
break
@ -934,6 +970,8 @@ trap "clean_exit" SIGINT SIGUSR1
# if we get USR2 signal then run die().
trap "die" SIGUSR2
[[ -n "$STORE_CONFIG" ]] && write_config "$@"
if [[ $LIST_RUNNING -eq 1 ]]; then
echo -e "List of running $PROGNAME instances:\n"
list_running