Fix bug in cloudflared tunnel info, for totally fresh named tunnels

Author: firecow

Dockerfile

@@ -12,7 +12,7 @@ WORKDIR /app/
 
 ENV NO_AUTOUPDATE="true"
 ENV TUNNEL_TRANSPORT_LOGLEVEL="error"
-ENV TUNNEL_LOGLEVEL="error"
+ENV TUNNEL_LOGLEVEL="info"
 ENV TUNNEL_METRICS="localhost:2000"
 
 HEALTHCHECK --interval=5s --retries=6 --timeout=3s CMD wget -q ${TUNNEL_METRICS}/ready -O -

Dockerfile.entrypoint

@@ -52,12 +52,13 @@ if [ ! -f /etc/cloudflared/config.yml ]; then
   echo "---" >/etc/cloudflared/config.yml
 fi
 
-export TUNNEL_FORCE_PROVISIONING_DNS='false'
 derived_tunnel_name=$(echo "${TUNNEL_HOSTNAME}" | sed "s,^.*://,,g" | tr '[:upper:]' '[:lower:]')
 export TUNNEL_NAME="${TUNNEL_NAME:-${derived_tunnel_name}}"
 
 # Check for active connections and/or cleanup pending connections
-tunnel_info=$(cloudflared --loglevel error tunnel info --output json "${TUNNEL_NAME}")
+set +e
+tunnel_info=$(cloudflared --loglevel error tunnel info --output json "${TUNNEL_NAME}" 2> /dev/null)
+set -e
 is_active=$(echo "${tunnel_info}" | jq '.conns[] | .conns[] | select(.is_pending_reconnect == false) | length' | wc -l)
 if [ "$is_active" != "0" ]; then
   printAndExit 1 "Active tunnels for '${TUNNEL_NAME}' found, shutting down"
@@ -84,4 +85,4 @@ cloudflared --loglevel 'error' tunnel route dns --overwrite-dns "${TUNNEL_NAME}"
 
 unset TUNNEL_HOSTNAME
 
-exec "cloudflared" "tunnel"
+exec "cloudflared" "tunnel" "run" "${derived_tunnel_name}"