redxef/gre-on-wg
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Add pssibility of delay between ip commands.

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Also fix wg interface name detection to use the name, and not wg0.
This commit is contained in:
redxef 2023-06-15 13:34:08 +02:00
parent 5d368bb9bb
commit f9cbba8607
Signed by: redxef
GPG key ID: 7DAC3AA211CBD921
1 changed files with 13 additions and 7 deletions
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20
gre-on-wg.sh
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@ -3,6 +3,12 @@
set -euo pipefail
_="${DEBUG:=}"
_="${GOW_IP_DELAY:=0}"
ip_hook() {
ip "$@"
sleep "$GOW_IP_DELAY"
}
strstrip() {
sed -E -e 's/^\s*//' -e 's/\s*$//'
@ -21,8 +27,8 @@ create_gre() {
local_ip="$(sed 's_/.*$__' <<< "$2")"
remote_ip="$(sed 's_/.*$__' <<< "$3")"
$DEBUG ip link add "$name" type gretap local "$local_ip" remote "$remote_ip"
$DEBUG ip link set up "$name"
$DEBUG ip_hook link add "$name" type gretap local "$local_ip" remote "$remote_ip"
$DEBUG ip_hook link set up "$name"
}
add_gre_to_br() {
@ -30,7 +36,7 @@ add_gre_to_br() {
br_name="$1"
gre_name="$2"
$DEBUG ip link set "$gre_name" master "$br_name"
$DEBUG ip_hook link set "$gre_name" master "$br_name"
}
finish_br() {
@ -38,8 +44,8 @@ finish_br() {
name="$1"
local_ip="$2"
$DEBUG ip addr add "$local_ip" dev "$name"
$DEBUG ip link set up "$name"
$DEBUG ip_hook addr add "$local_ip" dev "$name"
$DEBUG ip_hook link set up "$name"
}
read_wg_conf() {
@ -138,8 +144,8 @@ down() {
filepath="/etc/wireguard/$filepath.conf"
fi
wg_name="$(basename --suffix=.conf "$filepath")"
for link in $(ip link list | grep -Eo '^[0-9]+:\s+wg0[^:@]+' | sed -E 's/[0-9]+:\s+//'); do
$DEBUG ip link del "$link"
for link in $(ip_hook link list | grep -Eo '^[0-9]+:\s+'"$wg_name"'[^:@]+' | sed -E 's/[0-9]+:\s+//' | tac); do
$DEBUG ip_hook link del "$link"
done
}