"""

SiteMover for rfcp sites with LFC replica catalog (DPM + castor)

"""

copyCommand = "rfcplfc"

checksum_command = "adler32"

has_mkdir = True

has_df = False

has_getsize = True

has_md5sum = False

has_chmod = True

timeout = 5*3600

def __init__(self, setup_path='', *args, **kwrds):

self._setup = setup_path

def get_timeout(self):

return self.timeout

def _check_space(self, ub):

"""DPM/CASTOR specific space verification.

There is no way at the moment to verify DPM/CASTOR space availability - check info system instead"""

return 999999

def addMD5sum(self, lfn, md5sum):

""" add md5sum to lfn """

if os.environ.has_key('LD_LIBRARY_PATH'):

tolog("LD_LIBRARY_PATH prior to lfc import: %s" % os.environ['LD_LIBRARY_PATH'])

else:

tolog("!!WARNING!!2999!! LD_LIBRARY_PATH not set prior to lfc import")

import lfc

os.environ['LFC_HOST'] = readpar('lfchost')

# b="."

# buffer = b.zfill(200)

# ret = lfc.lfc_seterrbuf(buffer, len(buffer))

stat = lfc.lfc_filestatg()

exitcode = lfc.lfc_statg(lfn, "", stat)

if exitcode != 0:

# print "error:",buffer

err_num = lfc.cvar.serrno

tolog("!!WARNING!!2999!! lfc.lfc_statg: %d %s" % (err_num, lfn))

return exitcode

exitcode = lfc.lfc_setfsizeg(stat.guid, stat.filesize, 'MD', md5sum)

if exitcode != 0:

# print "error:",buffer

err_num = lfc.cvar.serrno

tolog("[Non-fatal] ERROR: lfc.lfc_setfsizeg: %d %s %s" % (err_num, lfn, md5sum))

return exitcode

tolog("Successfully set md5sum for %s" % (lfn))

return exitcode

def get_data(self, gpfn, lfn, path, fsize=0, fchecksum=0, guid=0, **pdict):

"""

The local file is assubed to have a relative path that is the same of the relative path in the 'gpfn'

loc_... are the variables used to access the file in the locally exported file system

"""

error = PilotErrors()

pilotErrorDiag = ""

# Get input parameters from pdict

useCT = pdict.get('usect', True)

jobId = pdict.get('jobId', '')

workDir = pdict.get('workDir', '')

prodDBlockToken = pdict.get('access', '')

# get the DQ2 tracing report

try:

report = pdict['report']

except:

report = {}

else:

# set the proper protocol

report['protocol'] = 'rfcpLFC'

# mark the relative start

report['relativeStart'] = time()

# the current file

report['filename'] = lfn

# guid

report['guid'] = guid.replace('-','')

tolog("gpfn is %s" % gpfn)

# get a proper envsetup

envsetup = self.getEnvsetup(get=True)

if self._setup:

_setup_str = "source %s; " % self._setup

else:

_setup_str = envsetup

ec, pilotErrorDiag = verifySetupCommand(error, _setup_str)

if ec != 0:

self.prepareReport('RFCP_FAIL', report)

return ec, pilotErrorDiag

# remove any host and SFN info from PFN path

loc_pfn = self.extractPathFromPFN(gpfn)

try:

if not loc_pfn.startswith(('/dpm', '/castor')):

tolog("Potential problem with local filename. Does not start with '/dpm' or '/castor/'.")

except TypeError:

# Older version of python

pass

# should the root file be copied or read directly by athena?

directIn, useFileStager = self.getTransferModes()

if directIn:

if useCT:

directIn = False

tolog("Direct access mode is switched off (file will be transferred with the copy tool)")

updateFileState(lfn, workDir, jobId, mode="transfer_mode", state="copy_to_scratch", type="input")

else:

# determine if the file is a root file according to its name

rootFile = self.isRootFileName(lfn)

if prodDBlockToken == 'local' or not rootFile:

directIn = False

tolog("Direct access mode has been switched off for this file (will be transferred with the copy tool)")

updateFileState(lfn, workDir, jobId, mode="transfer_mode", state="copy_to_scratch", type="input")

elif rootFile:

tolog("Found root file according to file name: %s (will not be transferred in direct reading mode)" % (lfn))

report['relativeStart'] = None

report['transferStart'] = None

self.prepareReport('FOUND_ROOT', report)

if useFileStager:

updateFileState(lfn, workDir, jobId, mode="transfer_mode", state="file_stager", type="input")

else:

updateFileState(lfn, workDir, jobId, mode="transfer_mode", state="remote_io", type="input")

return error.ERR_DIRECTIOFILE, pilotErrorDiag

else:

tolog("Normal file transfer")

dest_path = os.path.join(path, lfn)

#PN

_cmd_str = '%srfcp %s %s' % (_setup_str, loc_pfn, dest_path)

# if ".lib." in loc_pfn:

# _cmd_str = '%srfcp %s %s' % (_setup_str, loc_pfn, dest_path)

# else:

# _cmd_str = '%srfcpXXX %s %s' % (_setup_str, loc_pfn, dest_path)

tolog("Executing command: %s" % (_cmd_str))

report['transferStart'] = time()

# execute

timeout = 3600

try:

s, telapsed, cout, cerr = timed_command(_cmd_str, timeout)

except Exception, e:

pilotErrorDiag = 'timed_command() threw an exception: %s' % (e)

tolog("!!WARNING!!1111!! %s" % (pilotErrorDiag))

s = 1

o = str(e)

telapsed = timeout

else:

# improve output parsing, keep stderr and stdout separate

o = cout + cerr

tolog("Elapsed time: %d" % (telapsed))

report['validateStart'] = time()

if s != 0:

o = o.replace('\n', ' ')

pilotErrorDiag = "rfcp failed: %d, %s" % (s, o)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

check_syserr(s, o)

# remove the local file before any get retry is attempted

_status = self.removeLocal(dest_path)

if not _status:

tolog("!!WARNING!!1112!! Failed to remove local file, get retry will fail")

ec = error.ERR_STAGEINFAILED

if o.find("No such file or directory") >= 0:

if loc_pfn.find("DBRelease") >= 0:

pilotErrorDiag = "Missing DBRelease file: %s" % (loc_pfn)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

ec = error.ERR_MISSDBREL

else:

pilotErrorDiag = "No such file or directory: %s" % (loc_pfn)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

ec = error.ERR_NOSUCHFILE

self.prepareReport('RFCP_FAIL', report)

elif is_timeout(s):

pilotErrorDiag = "rfcp get was timed out after %d seconds" % (telapsed)

tolog("!!WARNING!!2999!! %s" % (pilotErrorDiag))

self.prepareReport('GET_TIMEOUT', report)

ec = error.ERR_GETTIMEOUT

return ec, pilotErrorDiag

else:

tolog("Copy command finished")

if fsize == 0:

try:

fsize = str(os.path.getsize(loc_pfn))

except OSError, e:

pilotErrorDiag = "Could not get file size: %s" % str(e)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('FS_FAIL', report)

# remove the local file before any get retry is attempted

_status = self.removeLocal(dest_path)

if not _status:

tolog("!!WARNING!!1112!! Failed to remove local file, get retry will fail")

return error.ERR_FAILEDSIZELOCAL, pilotErrorDiag

# get the checksum type (md5sum or adler32)

if fchecksum != 0 and fchecksum != "":

csumtype = self.getChecksumType(fchecksum)

else:

csumtype = "default"

# get remote file size and checksum

ec, pilotErrorDiag, dstfsize, dstfchecksum = self.getLocalFileInfo(dest_path, csumtype=csumtype)

if ec != 0:

self.prepareReport('LOCAL_FILE_INFO_FAIL', report)

# remove the local file before any get retry is attempted

_status = self.removeLocal(dest_path)

if not _status:

tolog("!!WARNING!!1112!! Failed to remove local file, get retry will fail")

return ec, pilotErrorDiag

# get remote file size and checksum

if dstfsize != fsize:

pilotErrorDiag = "Remote and local file sizes do not match for %s (%s != %s)" %\

(os.path.basename(gpfn), str(dstfsize), str(fsize))

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('FS_MISMATCH', report)

# remove the local file before any get retry is attempted

_status = self.removeLocal(dest_path)

if not _status:

tolog("!!WARNING!!1112!! Failed to remove local file, get retry will fail")

return error.ERR_GETWRONGSIZE, pilotErrorDiag

# compare remote and local file checksum

if fchecksum != 0 and dstfchecksum != fchecksum and not self.isDummyChecksum(fchecksum):

pilotErrorDiag = "Remote and local checksums (of type %s) do not match for %s (%s != %s)" %\

(csumtype, os.path.basename(gpfn), dstfchecksum, fchecksum)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

# remove the local file before any get retry is attempted

_status = self.removeLocal(dest_path)

if not _status:

tolog("!!WARNING!!1112!! Failed to remove local file, get retry will fail")

if csumtype == "adler32":

self.prepareReport('AD_MISMATCH', report)

return error.ERR_GETADMISMATCH, pilotErrorDiag

else:

self.prepareReport('MD5_MISMATCH', report)

return error.ERR_GETMD5MISMATCH, pilotErrorDiag

updateFileState(lfn, workDir, jobId, mode="file_state", state="transferred", type="input")

self.prepareReport('DONE', report)

return 0, pilotErrorDiag

def put_data(self, source, ddm_storage, fsize=0, fchecksum=0, dsname='', **pdict):

""" Data transfer using rfcp - generic version

It's not advisable to use this right now because there's no

easy way to register the srm space token if the file is

copied with rfcp"""

error = PilotErrors()

pilotErrorDiag = ""

tolog("put_data() got ddm_storage=%s" % (ddm_storage))

# Get input parameters from pdict

lfn = pdict.get('lfn', '')

guid = pdict.get('guid', '')

dsname = pdict.get('dsname', '')

analJob = pdict.get('analJob', False)

extradirs = pdict.get('extradirs', '')

if self._setup:

_setup_str = "source %s; " % self._setup

else:

_setup_str = ''

# get the DQ2 tracing report

try:

report = pdict['report']

except:

report = {}

else:

# set the proper protocol

report['protocol'] = 'rfpLFC'

# mark the relative start

report['relativeStart'] = time()

# the current file

report['filename'] = lfn

# guid

report['guid'] = guid.replace('-','')

# At destination append a subdirectory which is first two fields of dsname, or 'other'

destination = readpar('sepath')

if destination == '':

pilotErrorDiag = "put_data destination path in SE not defined"

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('DEST_PATH_UNDEF', report)

return self.put_data_retfail(error.ERR_STAGEOUTFAILED, pilotErrorDiag)

if dsname == '':

pilotErrorDiag = "Dataset name not specified to put_data"

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('DSN_UNDEF', report)

return self.put_data_retfail(error.ERR_STAGEOUTFAILED, pilotErrorDiag)

# else:

# dsname = self.remove_sub(dsname)

# tolog("dsname: %s" % (dsname))

# report['dataset'] = dsname

pat = re.compile('([^\.]+\.[^\.]+)\..*')

mat = pat.match(dsname)

if mat:

prefixdir = mat.group(1)

destination = os.path.join(destination,prefixdir)

else:

pilotErrorDiag = "put_data encountered unexpected dataset name format: %s" % (dsname)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('DSN_FORMAT_FAIL', report)

return self.put_data_retfail(error.ERR_STAGEOUTFAILED, pilotErrorDiag)

# preparing variables

src_pfn = source

if fsize == 0 or fchecksum == 0:

ec, pilotErrorDiag, fsize, fchecksum = self.getLocalFileInfo(src_pfn, csumtype="adler32")

if ec != 0:

self.prepareReport('LOCAL_FILE_INFO_FAIL', report)

return SiteMover.SiteMover.put_data_retfail(ec, pilotErrorDiag)

# now that the file size is known, add it to the tracing report

report['filesize'] = fsize

dst_se = destination

if( dst_se.find('SFN') != -1 ): # srm://dcsrm.usatlas.bnl.gov:8443/srm/managerv1?SFN=/pnfs/usatlas.bnl.gov/

s = dst_se.split('SFN=')

dst_loc_se = s[1]

dst_prefix = s[0] + 'SFN='

else:

_sentries = dst_se.split('/', 3)

dst_serv = _sentries[0] + '//' + _sentries[2] # 'method://host:port' is it always a ftp server? can it be srm? something else?

dst_host = _sentries[2] #host and port

dst_loc_se = '/' + _sentries[3]

dst_prefix = dst_serv

filename = os.path.basename(source)

# Behavior as in BNL: user files have no dsname automatically added to dir name

m = re.search('^user', filename)

if m:

dsname = ''

dst_loc_sedir = os.path.join(dst_loc_se, os.path.join(extradirs, dsname))

copyprefix = readpar('copyprefix')

tolog('copyprefix: %s' % (copyprefix))

if copyprefix != '':

# Replace prefix on pfn

pfrom, pto = copyprefix.split('^')

tolog("Replacing %s with %s on %s" % (pfrom, pto, dst_loc_sedir))

dst_loc_sedir = dst_loc_sedir.replace(pfrom, pto)

dst_loc_pfn = os.path.join(dst_loc_sedir, filename)

dst_gpfn = dst_prefix + dst_loc_pfn

# get the DQ2 site name from ToA

try:

_dq2SiteName = self.getDQ2SiteName(surl=dst_gpfn)

except Exception, e:

tolog("Warning: Failed to get the DQ2 site name: %s (can not add this info to tracing report)" % str(e))

else:

report['localSite'], report['remoteSite'] = (_dq2SiteName, _dq2SiteName)

tolog("DQ2 site name: %s" % (_dq2SiteName))

try:

self.mkdirWperm(dst_loc_sedir)

except IOError, e:

pilotErrorDiag = "put_data could not create dir: %s" % str(e)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('MKDIR_FAIL', report)

return SiteMover.put_data_retfail(error.ERR_MKDIR, pilotErrorDiag, surl=dst_gpfn)

cmd = '%srfcp %s %s' % (_setup_str, source, dst_loc_sedir)

tolog("Executing command: %s" % cmd)

report['transferStart'] = time()

s, o = commands.getstatusoutput(cmd)

report['validateStart'] = time()

if s != 0:

o = o.replace('\n', ' ')

check_syserr(s, o)

pilotErrorDiag = "Error in copying: %s" % (o)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('RFCP_FAIL', report)

return self.put_data_retfail(error.ERR_STAGEOUTFAILED, pilotErrorDiag, surl=dst_gpfn)

try:

os.chmod(dst_loc_pfn, self.permissions_FILE)

except IOError, e:

pilotErrorDiag = "put_data could not change permission of the file: %s" % str(e)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

return SiteMover.put_data_retfail(error.ERR_STAGEOUTFAILED, pilotErrorDiag, surl=dst_gpfn)

# Comparing only file size since MD5sum is problematic

try:

nufsize = str(os.path.getsize(dst_loc_pfn))

except OSError, e:

pilotErrorDiag = "put_data could not get file size: %s" % str(e)

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('FS_FAIL', report)

return SiteMover.put_data_retfail(error.ERR_FAILEDSIZE, pilotErrorDiag, surl=dst_gpfn)

if fsize != nufsize:

pilotErrorDiag = "File sizes do not match for %s (%s != %s)" %\

(os.path.basename(source), str(fsize), str(nufsize))

tolog('!!WARNING!!2999!! %s' % (pilotErrorDiag))

self.prepareReport('FS_MISMATCH', report)

return SiteMover.put_data_retfail(error.ERR_PUTWRONGSIZE, pilotErrorDiag, surl=dst_gpfn)

# get a proper envsetup

envsetup = self.getEnvsetup()

# register the file in LFC

report['catStart'] = time()

os.environ['LFC_HOST'] = readpar('lfchost') # might already be set in envsetup

lfcpath = self.getLFCPath(analJob)

lfclfn = '%s/%s/%s/%s' % (lfcpath, prefixdir, dsname, lfn)

cmd = "%slcg-rf -g %s -l %s --vo atlas %s" % (envsetup, guid, lfclfn, dst_gpfn)

tolog("registration command: %s" % (cmd))

s, o = commands.getstatusoutput(cmd)

if s != 0:

o = o.replace('\n', ' ')

pilotErrorDiag = "LFC registration failed: %s" % (o)

tolog("!!WARNING!!2999!! %s" % (pilotErrorDiag))

check_syserr(s, o)

self.prepareReport('LFC_REG_FAIL', report)

return SiteMover.put_data_retfail(error.ERR_FAILEDLFCREG, pilotErrorDiag, surl=dst_gpfn)

else:

# add checksum and file size to LFC

csumtype = self.getChecksumType(fchecksum, format="short")

exitcode, pilotErrorDiag = self.addFileInfo(lfclfn, fchecksum, csumtype=csumtype)

if exitcode != 0:

self.prepareReport('LFC_ADD_CS_FAIL', report)

return self.put_data_retfail(error.ERR_LFCADDCSUMFAILED, pilotErrorDiag, surl=dst_gpfn)

else:

tolog('Successfully set filesize and checksum for %s' % pfn)

self.prepareReport('DONE', report)