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author | Jason A. Donenfeld <Jason@zx2c4.com> | 2017-06-11 23:39:17 +0200 |
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committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2017-06-11 23:39:17 +0200 |
commit | b52b08df5b63d7f1d66ebfcab5e541bf61a3ee60 (patch) | |
tree | 32535bbfb0a239164207d9baf0e181fa9304f98b | |
parent | external-tests: trim the fat (diff) | |
download | wireguard-monolithic-historical-b52b08df5b63d7f1d66ebfcab5e541bf61a3ee60.tar.xz wireguard-monolithic-historical-b52b08df5b63d7f1d66ebfcab5e541bf61a3ee60.zip |
wg-quick: make sure we have empty table for both v6 and v4
Otherwise, we wind up not doing the right thing in the v6-only case, or
doing something totally borked when v4 and v6 are filled unevenly.
Reported-by: Roelf Wichertjes <contact@roelf.org>
-rwxr-xr-x | src/tools/wg-quick.bash | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/tools/wg-quick.bash b/src/tools/wg-quick.bash index a4f349a..75050fd 100755 --- a/src/tools/wg-quick.bash +++ b/src/tools/wg-quick.bash @@ -141,7 +141,9 @@ DEFAULT_TABLE= add_default() { if [[ -z $DEFAULT_TABLE ]]; then DEFAULT_TABLE=51820 - while [[ -n $(ip route show table $DEFAULT_TABLE) ]]; do ((DEFAULT_TABLE++)); done + while [[ -n $(ip -4 route show table $DEFAULT_TABLE) || -n $(ip -6 route show table $DEFAULT_TABLE) ]]; do + ((DEFAULT_TABLE++)) + done fi local proto=-4 src ip if [[ $1 == *:* ]]; then |