update

1 files changed, 51 insertions, 0 deletions

diff --git a/sh/mrt b/sh/mrt
new file mode 100755
index 0000000..b39aeac
--- /dev/null
+++ b/sh/mrt
@@ -0,0 +1,51 @@
+#!/bin/sh
+# Mullvad Relay Test
+
+# Possible reasons for not reaching baidu.com and baomitu.com:
+# https://github.com/mullvad/dns-blocklists/issues/86#issuecomment-1479102157
+# https://www.reddit.com/r/mullvadvpn/comments/10sht67/open_chinese_search_machines
+
+location="Los Angeles"
+# about 2 to 3 seconds for fast connection, 5 to 7 seconds for slow connection, to specified website
+curl_maxtime=7
+website=www.baidu.com
+
+while getopts l:m:w: opt; do
+	case $opt in
+		l)location="$OPTARG";;
+		m)curl_maxtime="$OPTARG";;
+		w)website="$OPTARG";;
+		\?)exit 1;;
+	esac
+done
+
+mullvad relay update
+# info gawk Node: Ranges, 7.1.3 Specifying Record Ranges with Patterns
+# https://www.baeldung.com/linux/print-lines-between-two-patterns
+# https://stackoverflow.com/q/39384283/9008720
+# https://stackoverflow.com/a/38972737/9008720
+# https://stackoverflow.com/a/17988834/9008720
+# https://unix.stackexchange.com/q/63891/459013
+# https://stackoverflow.com/a/17914105/9008720
+for relay in $(mullvad relay list | awk -v location="$location" '
+$0 ~ location {f=1;next} 
+/^\t[[:alpha:]]/ {f=0}
+f {
+	if($5 == "WireGuard,")
+		print $1
+}'); do
+	mullvad relay set hostname "$relay" 
+	t=0
+	while [ $t -lt 30 ]; do
+		if mullvad status | grep -q "Connected to $relay"; then
+			if curl -Ism"$curl_maxtime" "$website"; then
+				good_relays="$(printf '%s\n' "$good_relays" "$relay")"
+			fi
+			break
+		fi
+		sleep 0.1
+		t=$((t+1))
+	done
+done
+
+echo "$good_relays" | tee "$XDG_DOCUMENTS_DIR/logs/mrt_$(printf '%s' "$location" | tr '[:upper:] ' '[:lower:]_')_$website.log"