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improve nm running judgement. use dbus also

This commit is contained in:
garywill 2024-02-25 10:00:00 +08:00
parent 04f473dc64
commit 1def3deb96
1 changed files with 21 additions and 7 deletions
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lnxrouter
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@ -217,7 +217,6 @@ define_global_variables(){
VIRT_NAME= # name to use for virtual interface if --virt-name is used
AP_IFACE= # can be VWIFI_IFACE or WIFI_IFACE
USE_IWCONFIG=0 # some device can't use iw
#######
#-- to deal with info of a running instance. then will exit
@ -227,9 +226,9 @@ define_global_variables(){
# -- variables for running
CONFDIR=
NM_RUNNING=0
IP_VERs=
NM_UNM_LIST= # it's called "list" but for now one interface
NM_PID=
}
parse_user_options(){
@ -855,14 +854,31 @@ pid_watchdog() {
}
#========
function get_pid_by_dbus_name() {
local DBUS_NAME="$1"
local pid r
which dbus-send >/dev/null 2>&1 || return 1
pid="$( dbus-send --system --print-reply --dest=org.freedesktop.DBus /org/freedesktop/DBus org.freedesktop.DBus.GetConnectionUnixProcessID string:$DBUS_NAME | grep " uint32 " | awk '{print $2}' )" 2>/dev/null
r=$?
echo "$pid"
return $r
}
#-----------------
# only support NetworkManager >= 0.9.9
is_nm_running() {
NM_PID="$(get_pid_by_dbus_name "org.freedesktop.NetworkManager")"
[[ ! -n "$NM_PID" ]] && return 1
if (which nmcli >/dev/null 2>&1 ) && (nmcli -t -f RUNNING g 2>&1 | grep -E '^running$' >/dev/null 2>&1 ) ; then
echo 1
return 0
else
echo 0
return 1
fi
}
@ -2109,8 +2125,6 @@ ARGS=( "$@" )
parse_user_options "$@"
# TODO: detect user option conflict
# check if networkManager running
NM_RUNNING="$(is_nm_running)"
TMPDIR="$(decide_tmpdir)"
@ -2183,7 +2197,7 @@ fi
#===================================================
# set interface unmanaged by networkManager
if [[ $NM_RUNNING -eq 1 ]] && nm_knows "$TARGET_IFACE"; then # if nm knows target iface, should know subnet iface too. but need to wait until nm finds subnet iface (waiting code is in nm_set_unmanaged()
if is_nm_running && nm_knows "$TARGET_IFACE"; then # if nm knows target iface, should know subnet iface too. but need to wait until nm finds subnet iface (waiting code is in nm_set_unmanaged()
nm_set_unmanaged "${SUBNET_IFACE}" # will write NM_UNM_LIST
fi