# Wire down various parameters.
#
myId = "directoryTest"
myPassword = "******"
#
# Use minimal replication (but not a single copy). The test is likely to
# be stressful enough without additional copies.
#
replicationParams = \
"AObject.Replication.Store=2;" \
"VObject.Replication.Store=2;" \
"BObject.Replication.Store=2"
fileSystemName = "directoryTestFS"
fileSystemPassword = "******"
celestefs = Celestefs(myId, myPassword, "127.0.0.1", 14000,
replicationParams, jvmopts=["-server", "-ea"])
#
# Arrange to see what JVM invocations are issued.
#
#celestefs.verbose = True
#
# Ensure that the credential corresponding to myId and myPassword exists.
#
if not celestefs.credentialExists(myId):
celestefs.mkid()
#
# Now do the same thing for the file system in which the directory and its
# entries are to live.
#
methodProp = "sunlabs.celeste.client.filesystem.ProfilerConfiguration"
outputProp = "sunlabs.celeste.client.filesystem.ProfilerOutputFile"
profiledMethods = [
"CelesteFileSystem.CelesteOutputStream.write",
"CelesteFileSystem.File.write",
"FileImpl.write",
"FileImpl.tryWriteVersion"
]
profilingOpt = \
[ "-DenableProfiling=true" ] + \
[ "-D%s=%s" % (methodProp, ":".join(profiledMethods)) ] + \
[ "-D%s=%s" % (outputProp, timingsFile) ]
else:
profilingOpt = []
celestefs = Celestefs(myId, myPassword, "127.0.0.1", 14000,
jvmopts=["-server", "-ea"] + profilingOpt)
#
# Arrange to see what JVM invocations are issued.
#
celestefs.verbose = True
#
# Start interactions with CelesteFileSystem and Celeste.
#
#
# Ensure that the credential corresponding to myId and myPassword exists.
#
if not celestefs.credentialExists(myId):
celestefs.mkid()
# "BObject.Replication.Store=2"
replicationParams = \
"AObject.Replication.Store=1;" \
"VObject.Replication.Store=1;" \
"BObject.Replication.Store=1;" \
"Credential.Replication.Store=1"
fileSystemName = "exampleFS"
fileSystemPassword = "******"
#
# Use the 64-bit Jvm so that we can handle large files. Disable socket
# timeouts, so that lengthy i/os don't trigger them. Request chattiness
# from the CelesteFs implementation layer.
#
celestefs = Celestefs(myId, myPassword, "127.0.0.1", 14000,
replicationParams, timeout=0,
jvmopts=["-server", "-ea", "-Dverbose=true", "-Xmx600m", "-Xms600m", "-XX:+UseParallelGC"])
#
# Arrange to see what JVM invocations are issued.
#
celestefs.verbose = True
#
# Ensure that the credential corresponding to myId and myPassword exists.
#
if not celestefs.credentialExists(myId):
celestefs.mkid()
#
# Now do the same thing for the file system in which inFileName's to be
# A test that verifies that writes throught the celestefs interface maintain
# file offsets properly.
#
# XXX: This test should be tidied up a bit. It should accept the file name
# as argument, so that it can be run repeatedly. It should also accept
# a block size argument.
#
from celestefs import Celestefs
from sys import exit, stderr
if __name__ == "__main__":
name = "offsetTest"
c = Celestefs(name, name)
c.verbose = True
if not c.credentialExists(name):
c.mkid()
if not c.fileSystemExists(name):
if not c.mkfs(name, name):
print "mkfs(%s, %s) failed" % (name, name)
exit(1)
filename = "/" + name + "/" + "file"
#
# Create or truncate the test file, as approriate.
#