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Added use of Proxy server #126

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300fb0b
Added use proxy server
Ilmarchese1966 Nov 16, 2022
933c17d
Update README.md
Ilmarchese1966 Nov 16, 2022
a0f4b8c
Add files via upload
Ilmarchese1966 Nov 16, 2022
8c524ed
Added use of proxy server
Ilmarchese1966 Nov 16, 2022
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2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ ssl-cert-check is a Bourne shell script that can be used to report on expiring S
$ ./ssl-cert-check
Usage: ./ssl-cert-check [ -e email address ] [ -E sender email address ] [ -x days ] [-q] [-a] [-b] [-h] [-i] [-n] [-N] [-v]
{ [ -s common_name ] && [ -p port] } || { [ -f cert_file ] } || { [ -c cert file ] } || { [ -d cert dir ] }"
{ [ -P proxy address ] }

-a : Send a warning message through E-mail
-b : Will not print header
Expand All @@ -27,6 +28,7 @@ Usage: ./ssl-cert-check [ -e email address ] [ -E sender email address ] [ -x da
-v : Specify a specific protocol version to use (tls, ssl2, ssl3)
-V : Only print validation data
-x days : Certificate expiration interval (eg. if cert_date < days)
-P proxy : Proxy Utilization (proxy_address:proxy_port)
</pre>

# Examples:
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21 changes: 18 additions & 3 deletions ssl-cert-check
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@@ -1,5 +1,5 @@
#!/usr/bin/env bash
PROGRAMVERSION=4.14
PROGRAMVERSION=4.15
#
# Program: SSL Certificate Check <ssl-cert-check>
#
Expand All @@ -13,6 +13,9 @@ PROGRAMVERSION=4.14
#
# Revision History:
#
# Version 4.15
# - Added use Proxy server @ilmarkese1966
#
# Version 4.14
# - Fixed HOST / PORT discovery @mhow2
#
Expand Down Expand Up @@ -311,6 +314,9 @@ PKCSDBPASSWD=""
# Type of certificate (PEM, DER, NET) (cmdline: -t)
CERTTYPE="pem"

# Proxy Utilization (cmdline: -P)
PROXY=""

# Location of system binaries
AWK=$(command -v awk)
DATE=$(command -v date)
Expand Down Expand Up @@ -348,6 +354,7 @@ fi
# Return code used by nagios. Initialize to 0.
RETCODE=0


# Certificate counters and minimum difference. Initialize to 0.
SUMMARY_VALID=0
SUMMARY_WILL_EXPIRE=0
Expand Down Expand Up @@ -617,6 +624,7 @@ usage()
{
echo "Usage: $0 [ -e email address ] [-E sender email address] [ -x days ] [-q] [-a] [-b] [-h] [-i] [-n] [-N] [-v]"
echo " { [ -s common_name ] && [ -p port] } || { [ -f cert_file ] } || { [ -c cert file ] } || { [ -d cert dir ] }"
echo " { [ -P proxy address ] }"
echo ""
echo " -a : Send a warning message through E-mail"
echo " -b : Will not print header"
Expand All @@ -637,6 +645,7 @@ usage()
echo " -t type : Specify the certificate type"
echo " -V : Print version information"
echo " -x days : Certificate expiration interval (eg. if cert_date < days)"
echo " -P proxy : Proxy Utilization (proxy_address:proxy_port)"
echo ""
}

Expand Down Expand Up @@ -671,7 +680,12 @@ check_server_status() {
if [ "${TLSSERVERNAME}" = "FALSE" ]; then
OPTIONS="-connect ${1}:${2} $TLSFLAG"
else
OPTIONS="-connect ${1}:${2} -servername ${1} $TLSFLAG"
#OPTIONS="-connect ${1}:${2} -servername ${1} $TLSFLAG"
if [ "${PROXY}" = "" ]; then
OPTIONS="-connect ${1}:${2} -servername ${1} $TLSFLAG"
else
OPTIONS="-connect ${1}:${2} -servername ${1} -proxy ${PROXY} $TLSFLAG"
fi
fi

echo "" | "${OPENSSL}" s_client $OPTIONS 2> "${ERROR_TMP}" 1> "${CERT_TMP}"
Expand Down Expand Up @@ -804,7 +818,7 @@ check_file_status() {
#################################
### Start of main program
#################################
while getopts abc:d:e:E:f:hik:nNp:qs:St:Vx: option
while getopts abc:d:e:E:f:hik:nNp:qs:St:Vx:P: option
do
case "${option}" in
a) ALARM="TRUE";;
Expand All @@ -830,6 +844,7 @@ do
exit 0
;;
x) WARNDAYS=$OPTARG;;
P) PROXY=$OPTARG;;
\?) usage
exit 1;;
esac
Expand Down