diff options
Diffstat (limited to 'package/base-files/files/lib/network')
| -rwxr-xr-x | package/base-files/files/lib/network/config.sh | 43 |
1 files changed, 28 insertions, 15 deletions
diff --git a/package/base-files/files/lib/network/config.sh b/package/base-files/files/lib/network/config.sh index 32170bb27..1bb3a46ec 100755 --- a/package/base-files/files/lib/network/config.sh +++ b/package/base-files/files/lib/network/config.sh @@ -70,6 +70,16 @@ add_vlan() { add_dns() { local cfg="$1"; shift + remove_dns "$cfg" + + # We may be called by pppd's ip-up which has a nonstandard umask set. + # Create an empty file here and force its permission to 0644, otherwise + # dnsmasq will not be able to re-read the resolv.conf.auto . + [ ! -f /tmp/resolv.conf.auto ] && { + touch /tmp/resolv.conf.auto + chmod 0644 /tmp/resolv.conf.auto + } + local dns local add for dns in "$@"; do @@ -79,20 +89,27 @@ add_dns() { } done - uci_set_state network "$cfg" dns "$add" + [ -n "$cfg" ] && { + uci_set_state network "$cfg" dns "$add" + uci_set_state network "$cfg" resolv_dns "$add" + } } # remove dns entries of the given iface remove_dns() { local cfg="$1" - local dns - config_get dns "$cfg" dns - for dns in $dns; do - sed -i -e "/^nameserver $dns$/d" /tmp/resolv.conf.auto - done + [ -n "$cfg" ] && { + [ -f /tmp/resolv.conf.auto ] && { + local dns=$(uci_get_state network "$cfg" resolv_dns) + for dns in $dns; do + sed -i -e "/^nameserver $dns$/d" /tmp/resolv.conf.auto + done + } - uci_revert_state network "$cfg" dns + uci_revert_state network "$cfg" dns + uci_revert_state network "$cfg" resolv_dns + } } # sort the device list, drop duplicates @@ -212,13 +229,7 @@ setup_interface_static() { [ -z "$ip6addr" ] || $DEBUG ifconfig "$iface" add "$ip6addr" [ -z "$gateway" ] || $DEBUG route add default gw "$gateway" dev "$iface" [ -z "$ip6gw" ] || $DEBUG route -A inet6 add default gw "$ip6gw" dev "$iface" - [ -z "$dns" ] || { - for ns in $dns; do - grep "$ns" /tmp/resolv.conf.auto 2>/dev/null >/dev/null || { - echo "nameserver $ns" >> /tmp/resolv.conf.auto - } - done - } + [ -z "$dns" ] || add_dns "$config" $dns config_get type "$config" TYPE [ "$type" = "alias" ] && return 0 @@ -363,12 +374,14 @@ setup_interface() { stop_interface_dhcp() { local config="$1" - local iface + local ifname config_get ifname "$config" ifname local lock="/var/lock/dhcp-${ifname}" [ -f "$lock" ] && lock -u "$lock" + remove_dns "$config" + local pidfile="/var/run/dhcp-${ifname}.pid" local pid="$(cat "$pidfile" 2>/dev/null)" [ -d "/proc/$pid" ] && { |