Add check-vhost-cert

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 20 insertions, 0 deletions

diff --git a/check-vhost-cert b/check-vhost-cert
new file mode 100755
index 0000000..6dcdceb
--- /dev/null
+++ b/check-vhost-cert
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+usage() {
+  echo "Usage: $(basename "$0") <vhost>"
+}
+
+if [[ -z "$1" ]]; then
+  usage
+  exit 1
+fi
+
+vhost="$1"
+
+echo "Checking https://${vhost}:443..."
+openssl s_client \
+  -connect "${vhost}:443" \
+  -servername "$vhost" \
+  <<<"$(echo -en "Host: ${vhost}\nGET /\n")" |& \
+openssl x509 -text | \
+grep -Eo '(Subject|DNS):.*?'