[CalendarServer-changes] [1300] CalendarServer/trunk/contrib/stress_xattr.py

[source_changes at macosforge.org]

Revision: 1300
          http://trac.macosforge.org/projects/calendarserver/changeset/1300
Author:   tfitz at apple.com
Date:     2007-03-01 18:24:26 -0800 (Thu, 01 Mar 2007)

Log Message:
-----------
Initial revision of xattr stress test.

Added Paths:
-----------
    CalendarServer/trunk/contrib/stress_xattr.py

Added: CalendarServer/trunk/contrib/stress_xattr.py
===================================================================
--- CalendarServer/trunk/contrib/stress_xattr.py	                        (rev 0)
+++ CalendarServer/trunk/contrib/stress_xattr.py	2007-03-02 02:24:26 UTC (rev 1300)
@@ -0,0 +1,49 @@
+import os
+from random import choice
+from string import uppercase
+
+from xattr import getxattr, listxattr, removexattr, setxattr
+
+def randstr(length):
+    return "".join(choice(uppercase) for n in xrange(length))
+
+def main(path):
+    while True:
+        try:
+            filename = os.path.join(path, randstr(8))
+            fout = open(filename, "w")
+            fout.write("---")
+            fout.close()
+
+            print filename
+            for n in xrange(1024):
+                expectedAttr = {}
+                for m in xrange(1024):
+                    key, value = randstr(10), randstr(100)
+                    expectedAttr[key] = value
+                    setxattr(filename, key, value)
+                    assert getxattr(filename, key) == value, (key,value)
+
+                attrList = sorted(listxattr(filename))
+                expectedAttrList = sorted(expectedAttr.keys())
+                assert attrList == expectedAttrList, (attrList, expectedAttrList)
+    
+                for key, value in expectedAttr.items():
+                    assert getxattr(filename, key) == value
+                    removexattr(filename, key)
+
+                attrList = listxattr(filename)
+                assert not attrList, attrList
+
+                print n          
+        finally:
+            os.remove(filename)
+
+if __name__ == "__main__":
+    import sys
+    path = "."
+    if len(sys.argv) == 2:
+        path = sys.argv[1]
+    elif len(sys.argv) > 2:
+        print "Usage: python stress_xattr.py [path]"
+    main(path)

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