[PATCH 1012/1012] Support for unicode interface names: only '%', ':' and '/' must be avoided

[Jorge AC]

---
 src/tools/wg-quick/linux.bash | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/tools/wg-quick/linux.bash b/src/tools/wg-quick/linux.bash
index 48ce163..4317907 100755
--- a/src/tools/wg-quick/linux.bash
+++ b/src/tools/wg-quick/linux.bash
@@ -39,9 +39,9 @@ die() {
 parse_options() {
        local interface_section=0 line key value stripped
        CONFIG_FILE="$1"
-       [[ $CONFIG_FILE =~ ^[a-zA-Z0-9_=+.-]{1,15}$ ]] &&
CONFIG_FILE="/etc/wireguard/$CONFIG_FILE.conf"
+       [[ -e $CONFIG_FILE ]] || CONFIG_FILE="/etc/wireguard/$CONFIG_FILE.conf"
        [[ -e $CONFIG_FILE ]] || die "\`$CONFIG_FILE' does not exist"
-       [[ $CONFIG_FILE =~ (^|/)([a-zA-Z0-9_=+.-]{1,15})\.conf$ ]] ||
die "The config file must be a valid interface name, followed by
.conf"
+       [[ $CONFIG_FILE =~ (^|/)([^%:/]+)\.conf$ ]] || die "The config
file must be a valid interface name, followed by .conf"
        CONFIG_FILE="$(readlink -f "$CONFIG_FILE")"
        ((($(stat -c '0%#a' "$CONFIG_FILE") & $(stat -c '0%#a'
"${CONFIG_FILE%/*}") & 0007) == 0)) || echo "Warning: \`$CONFIG_FILE'
is world accessible" >&2
        INTERFACE="${BASH_REMATCH[2]}"
-- 
2.11.0