1 files changed, 17 insertions, 0 deletions
diff --git a/contrib/cirrus/networking.sh b/contrib/cirrus/networking.sh
new file mode 100755
index 000000000..aeaf74035
--- /dev/null
+++ b/contrib/cirrus/networking.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+
+# This script attempts basic confirmation of functional networking
+# by connecting to a set of essential external servers and failing
+# if any cannot be reached.
+
+source $(dirname $0)/lib.sh
+
+while read host port
+do
+    if [[ "$port" -eq "443" ]]
+    then
+        item_test "SSL/TLS to $host:$port" "$(echo -n '' | openssl s_client -quiet -no_ign_eof -connect $host:$port &> /dev/null; echo $?)" -eq "0"
+    else
+        item_test "Connect to $host:$port" "$(nc -zv -w 13 $host $port &> /dev/null; echo $?)" -eq 0
+    fi
+done < ${CIRRUS_WORKING_DIR}/${SCRIPT_BASE}/required_host_ports.txt