Mathias Sundman的checkpsw.sh

直接从http://www.openvpn.se/files/other/下载的

checkpsw.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+###########################################################
+# checkpsw.sh (C) 2004 Mathias Sundman <[email protected]>
+#
+# This script will authenticate OpenVPN users against
+# a plain text file. The passfile should simply contain
+# one row per user with the username first followed by
+# one or more space(s) or tab(s) and then the password.
+
+PASSFILE="/etc/openvpn/psw-file"
+LOG_FILE="/var/log/openvpn-password.log"
+TIME_STAMP=`date "+%Y-%m-%d %T"`
+
+###########################################################
+
+if [ ! -r "${PASSFILE}" ]; then
+  echo "${TIME_STAMP}: Could not open password file \"${PASSFILE}\" for reading." >> ${LOG_FILE}
+  exit 1
+fi
+
+CORRECT_PASSWORD=`awk '!/^;/&&!/^#/&&$1=="'${username}'"{print $2;exit}' ${PASSFILE}`
+
+if [ "${CORRECT_PASSWORD}" = "" ]; then 
+  echo "${TIME_STAMP}: User does not exist: username=\"${username}\", password=\"${password}\"." >> ${LOG_FILE}
+  exit 1
+fi
+
+if [ "${password}" = "${CORRECT_PASSWORD}" ]; then 
+  echo "${TIME_STAMP}: Successful authentication: username=\"${username}\"." >> ${LOG_FILE}
+  exit 0
+fi
+
+echo "${TIME_STAMP}: Incorrect password: username=\"${username}\", password=\"${password}\"." >> ${LOG_FILE}
+exit 1