utime: ctime client side xlator

The client side utime xlator does two things.

1. Update unix epoch time in frame->root->ctime
2. Update the frame->root->flags based on the fop
   which indicates time attributes that should be
   updated for the parent/entry.

Credits: Rafi KC <rkavunga@redhat.com>
Updates: #208
Change-Id: I9cad297040c70798a0a8468a080eb4aeff73138d
Signed-off-by: Kotresh HR <khiremat@redhat.com>

1 files changed, 34 insertions, 0 deletions

diff --git a/xlators/features/utime/src/utime-gen-fops-h.py b/xlators/features/utime/src/utime-gen-fops-h.py
new file mode 100644
index 00000000000..9f0270d5ae8
--- /dev/null
+++ b/xlators/features/utime/src/utime-gen-fops-h.py
@@ -0,0 +1,34 @@
+#!/usr/bin/python
+
+import os
+import sys
+
+curdir = os.path.dirname(sys.argv[0])
+gendir = os.path.join(curdir, '../../../../libglusterfs/src')
+sys.path.append(gendir)
+from generator import ops, fop_subs, generate
+
+OP_FOP_TEMPLATE = """
+int32_t
+gf_utime_@NAME@ (call_frame_t *frame, xlator_t *this,
+                @LONG_ARGS@);
+"""
+
+utime_ops = ['fallocate', 'zerofill', 'opendir', 'readlink', 'mknod', 'mkdir',
+             'unlink', 'rmdir', 'symlink', 'rename', 'link', 'truncate',
+             'ftruncate', 'create', 'open', 'removexattr', 'fremovexattr',
+             'readv', 'writev', 'setattr', 'fsetattr']
+
+def gen_defaults():
+    for name, value in ops.iteritems():
+        if name in utime_ops:
+            print generate(OP_FOP_TEMPLATE, name, fop_subs)
+
+
+for l in open(sys.argv[1], 'r').readlines():
+    if l.find('#pragma generate') != -1:
+        print "/* BEGIN GENERATED CODE - DO NOT MODIFY */"
+        gen_defaults()
+        print "/* END GENERATED CODE */"
+    else:
+        print l[:-1]