From 0e5b1be3ea356826c79fbdae01d6233542691176 Mon Sep 17 00:00:00 2001
From: root <root@lasker.childrenofmay.org>
Date: Sat, 22 Apr 2023 17:12:47 -0400
Subject: make work

---
 socat.sh | 23 +++++++++++------------
 1 file changed, 11 insertions(+), 12 deletions(-)

diff --git a/socat.sh b/socat.sh
index 9d41445..76ec932 100755
--- a/socat.sh
+++ b/socat.sh
@@ -1,17 +1,9 @@
 #!/bin/bash
 UNIT=socat-dns
 
-DEST=${1:-149.56.44.185}
-PORT=${2:-53}
-LOCAL_PORT=${3:-$PORT}
-
-COMMAND="socat -v UDP-RECVFROM:$LOCAL_PORT,fork UDP-SENDTO:$DEST:$PORT"
-
 verify_service_availability()
 {
-    true
-    return
-    dig . @localhost
+    dig . @127.0.0.1 >/dev/null 2>&1
 }
 
 watchdog()
@@ -30,6 +22,11 @@ main()
 {
     case "$1" in
         install)
+            shift
+            DEST=${1:-149.56.44.185}
+            PORT=${2:-53}
+            LOCAL_PORT=${3:-$PORT}
+            COMMAND="socat UDP-RECVFROM:$LOCAL_PORT,fork UDP-SENDTO:$DEST:$PORT"
             if systemctl is-active "$UNIT" >/dev/null
             then
                 systemctl stop "$UNIT"
@@ -38,17 +35,19 @@ main()
 
             systemd-run \
                 --unit "$UNIT" \
-                --property Restart="on-failure" \
+                --property Restart="always" \
                 --property WatchdogSec="5" \
                 -- \
-                "$0" watchdog
+                "$0" watchdog "$COMMAND"
             ;;
         watchdog)
+	    shift
+	    COMMAND="$1"
             watchdog $$ &
             exec $COMMAND
             ;;
         *)
-            echo "Usage: $0 <watchdog|install>" >&2
+            echo "Usage: $0 install [destination] [destination port] [local port]" >&2
             exit 1
             ;;
     esac
-- 
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