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# Shell function library to initialize Kerberos credentials
#
# Written by Russ Allbery <rra@stanford.edu>
# Copyright 2009 Board of Trustees, Leland Stanford Jr. University
#
# See LICENSE for licensing terms.
# Set up Kerberos, including the ticket cache environment variable. Bail out
# if not successful, return 0 if successful, and return 1 if Kerberos is not
# configured. Sets the global principal variable to the principal to use.
kerberos_setup () {
local keytab
keytab=''
for f in "$BUILD/data/test.keytab" "$SOURCE/data/test.keytab" ; do
if [ -r "$f" ] ; then
keytab="$f"
fi
done
principal=''
for f in "$BUILD/data/test.principal" "$SOURCE/data/test.principal" ; do
if [ -r "$f" ] ; then
principal=`cat "$BUILD/data/test.principal"`
fi
done
if [ -z "$keytab" ] || [ -z "$principal" ] ; then
return 1
fi
KRB5CCNAME="$BUILD/data/test.cache"; export KRB5CCNAME
kinit -k -t "$keytab" "$principal" >/dev/null </dev/null
status=$?
if [ $status != 0 ] ; then
kinit -t "$keytab" "$principal" >/dev/null </dev/null
status=$?
fi
if [ $status != 0 ] ; then
kinit -k -K "$keytab" "$principal" >/dev/null </dev/null
status=$?
fi
if [ $status != 0 ] ; then
bail "Can't get Kerberos tickets"
fi
return 0
}
# Clean up at the end of a test. Currently only removes the ticket cache.
kerberos_cleanup () {
rm -f "$BUILD/data/test.cache"
}
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