[28506] in CVS-changelog-for-Kerberos-V5
krb5 commit: Support write locks in DB2 iteration
daemon@ATHENA.MIT.EDU (Tom Yu)
Sat Aug 2 14:26:47 2014
Date: Sat, 2 Aug 2014 14:24:25 -0400
From: Tom Yu <tlyu@mit.edu>
Message-Id: <201408021824.s72IOPSZ004783@drugstore.mit.edu>
To: cvs-krb5@mit.edu
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https://github.com/krb5/krb5/commit/0cc00db2987f6b103b7e8bee72b7ddfbad2faea8
commit 0cc00db2987f6b103b7e8bee72b7ddfbad2faea8
Author: Tom Yu <tlyu@mit.edu>
Date: Sat Aug 2 14:20:33 2014 -0400
Support write locks in DB2 iteration
Add support to krb5_db_iterate() for requesting write locks in the DB2
back end.
ticket: 7977
src/plugins/kdb/db2/kdb_db2.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/src/plugins/kdb/db2/kdb_db2.c b/src/plugins/kdb/db2/kdb_db2.c
index f4e9458..8d419ea 100644
--- a/src/plugins/kdb/db2/kdb_db2.c
+++ b/src/plugins/kdb/db2/kdb_db2.c
@@ -935,8 +935,14 @@ ctx_iterate(krb5_context context, krb5_db2_context *dbc,
krb5_db_entry *entry;
krb5_error_code retval;
int dbret;
+ int lockmode;
- retval = ctx_lock(context, dbc, KRB5_LOCKMODE_SHARED);
+ if (iterflags & KRB5_DB_ITER_WRITE)
+ lockmode = KRB5_LOCKMODE_EXCLUSIVE;
+ else
+ lockmode = KRB5_LOCKMODE_SHARED;
+
+ retval = ctx_lock(context, dbc, lockmode);
if (retval)
return retval;
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