From d3f2401cb295a42fd0091e9fe83c7b63dd0fa7c9 Mon Sep 17 00:00:00 2001
From: pvincent <pvincent974@gmail.com>
Date: Thu, 1 Oct 2020 16:39:08 +0400
Subject: [PATCH] genpasswd + ssl_check_domain

---
 tools/genpasswd        | 12 ++++++++++++
 tools/ssl_check_domain |  5 +++++
 2 files changed, 17 insertions(+)
 create mode 100755 tools/genpasswd
 create mode 100755 tools/ssl_check_domain

diff --git a/tools/genpasswd b/tools/genpasswd
new file mode 100755
index 0000000..51d0300
--- /dev/null
+++ b/tools/genpasswd
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+SIZE=${1:-12}
+re='^[0-9]+$'
+if ! [[ $SIZE =~ $re ]] ;then
+	echo "error: SIZE=$SIZE Not a number" >&2; exit 1
+fi
+if [[ $SIZE -lt 4 || $SIZE -gt 20 ]]; then
+	echo "expected SIZE=$SIZE not in range [4..20]" >&2; exit 1
+fi
+
+tr -cd '[:alnum:]' < /dev/urandom | fold -w $SIZE | head -n1
diff --git a/tools/ssl_check_domain b/tools/ssl_check_domain
new file mode 100755
index 0000000..d1214c2
--- /dev/null
+++ b/tools/ssl_check_domain
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+DOMAIN_NAME=$1
+curl --insecure -v https://$DOMAIN_NAME 2>&1 | awk 'BEGIN { cert=0 } /^\* Server certificate:/ { cert=1 } /^\*/ { if (cert) print }'
+