def do_delete(self, file):
files = sdfiledao.get_files(file_functional_id=file, limit=1)
if len(files) == 1:
f = files[0]
sddeletefile.immediate_delete(f)
print "File successfully deleted"
elif len(files) == 0:
print "File not found"
def do_delete(self,file):
files=sdfiledao.get_files(file_functional_id=file,limit=1)
if len(files)==1:
f=files[0]
sddeletefile.immediate_delete(f)
print "File successfully deleted"
elif len(files)==0:
print "File not found"
def get_one_waiting_transfer(datanode=None):
if datanode is None:
li = sdfiledao.get_files(limit=1,
status=sdconst.TRANSFER_STATUS_WAITING)
else:
li=sdfiledao.get_files( limit=1, status=sdconst.TRANSFER_STATUS_WAITING,\
data_node=datanode )
if len(li) == 0:
raise NoTransferWaitingException()
else:
t = li[0]
# retrieve the dataset
d = sddatasetdao.get_dataset(dataset_id=t.dataset_id)
t.dataset = d
return t
def print_running_transfers():
li=[]
for tr in sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_RUNNING):
current_size=os.path.getsize(tr.get_full_local_path()) if os.path.isfile(tr.get_full_local_path()) else 0
li.append([humanize.naturalsize(current_size,gnu=False),humanize.naturalsize(tr.size,gnu=False),tr.start_date,tr.filename])
if len(li)>0:
print tabulate(li,headers=['Current size','Total size','Download start date','Filename'],tablefmt="plain")
else:
print 'No current download'
def print_local_samples():
"""Print one file of each local project."""
files = []
for project in sdsamplequery.get_local_projects():
files.extend(sdfiledao.get_files(project=project, limit=1))
for f in files:
print "%s" % (f.local_path)
print "%s|%s" % (f.file_functional_id, f.data_node)
print
def print_local_samples():
"""Print one file of each local project."""
files=[]
for project in sdsamplequery.get_local_projects():
files.extend(sdfiledao.get_files(project=project,limit=1))
for f in files:
print "%s" % (f.local_path)
print "%s|%s" % (f.file_functional_id,f.data_node)
print
def delete_transfers(limit=None):
"""
Note
'limit' is used to delete only a subset of all files marked for
deletion each time this func is called. If 'limit' is None,
all files marked for deletion are removed.
"""
transfer_list=sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_DELETE,limit=limit)
for tr in transfer_list:
immediate_delete(tr)
def replica(args):
if args.action=="next":
if args.file_id is None:
import sdfiledao,sdconst
files=sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_ERROR)
for file_ in files:
replica_next(file_.file_functional_id,args)
else:
replica_next(args.file_id,args)
else:
print_stderr('Incorrect argument')
def delete_insertion_group(insertion_group_id):
files=sdfiledao.get_files(insertion_group_id=insertion_group_id)
files=[f for f in files] # exclude files already marked for deletion
if len(files)>0:
for f in files:
sddeletefile.deferred_delete(f.file_functional_id)
sdlog.info("SDINSGRP-001","File marked for deletion (%s)"%f.file_functional_id)
print "%i file(s) marked for deletion"%len(files)
sddao.add_history_line(sdconst.ACTION_DELETE,insertion_group_id=insertion_group_id)
else:
print "Nothing to delete"
def replica(args):
if args.action == "next":
if args.file_id is None:
import sdfiledao, sdconst
files = sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_ERROR)
for file_ in files:
replica_next(file_.file_functional_id, args)
else:
replica_next(args.file_id, args)
else:
print_stderr('Incorrect argument')
def get_one_waiting_transfer():
li=sdfiledao.get_files(limit=1,status=sdconst.TRANSFER_STATUS_WAITING)
if len(li)==0:
raise NoTransferWaitingException()
else:
t=li[0]
# retrieve the dataset
d=sddatasetdao.get_dataset(dataset_id=t.dataset_id)
t.dataset=d
return t
def get_file(file_functional_id=None):
li=sdfiledao.get_files(file_functional_id=file_functional_id)
if len(li)==0:
raise FileNotFoundException()
else:
f=li[0]
# retrieve the dataset
d=sddatasetdao.get_dataset(dataset_id=f.dataset_id)
f.dataset=d
return f
def get_file(file_functional_id=None):
li = sdfiledao.get_files(file_functional_id=file_functional_id)
if len(li) == 0:
raise FileNotFoundException()
else:
f = li[0]
# retrieve the dataset
d = sddatasetdao.get_dataset(dataset_id=f.dataset_id)
f.dataset = d
return f
def replica(args):
if len(args.parameter)<1:
print_stderr('Incorrect argument')
else:
action=args.parameter[0] # it's a naming mess: rename top level action as subcommand
if action=="next":
if len(args.parameter)==1:
import sdfiledao,sdconst
files=sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_ERROR)
for file_ in files:
replica_next(file_.file_functional_id,args)
elif len(args.parameter)==2:
file_functional_id=args.parameter[1]
replica_next(file_functional_id,args)
def delete_transfers(limit=None, remove_all=True):
"""Perform the deletion of DATA and METADATA.
Returns
how many files with TRANSFER_STATUS_DELETE status remain
Notes
- Can be called from the daemon code (deferred mode), or from
interactive code (immediate mode).
- 'limit' is used to delete only a subset of all files marked for
deletion each time this func is called. If 'limit' is None,
all files marked for deletion are removed.
"""
transfer_list = sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_DELETE,
limit=limit)
try:
for tr in transfer_list:
if remove_all:
immediate_delete(tr)
else:
immediate_md_delete(tr)
sddb.conn.commit(
) # final commit (we do all deletion in one transaction).
except Exception as e:
sdlog.error("SDDELETE-880",
"Error occurs during files suppression (%s)" % (str(e), ))
# no rollback here: i.e. we also commit if error occur (most likely a
# filesystem permission error). This is to keep medatata synced with
# data (else many files would have
# been removed from filesystem but with metadata still in db..).
#
# TODO: exception is too generic here:
# improve this code by using a specific exception for "permission error".
#
sddb.conn.commit()
raise # fatal error
return sdfilequery.transfer_status_count(
status=sdconst.TRANSFER_STATUS_DELETE)
def cleanup_running_transfer():
"""This handle zombie cases (transfers with 'running' status, but not running).
Check for zombie transfer (move "running" transfer to "waiting")
Notes:
- remaining "running" transfers exist if the daemon has been killed or if the server rebooted when the daemon was running)
- if there are still transfers in running state, we switch them to waiting and remove file chunk
"""
transfer_list=sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_RUNNING)
for t in transfer_list:
sdlog.info("SDTSCHED-023","fixing transfer status (%s)"%t.get_full_local_path())
if os.path.isfile(t.get_full_local_path()):
os.remove(t.get_full_local_path())
t.status=sdconst.TRANSFER_STATUS_WAITING
sdfiledao.update_file(t)
def delete_insertion_group(insertion_group_id):
files=sdfiledao.get_files(insertion_group_id=insertion_group_id)
files=[f for f in files] # exclude files already marked for deletion
if len(files)>0:
for f in files:
sddeletefile.deferred_delete(f.file_functional_id)
sdlog.info("SDINSGRP-001","File marked for deletion (%s)"%f.file_functional_id)
sddb.conn.commit() # final commit (we do all update in one transaction).
# deferred mode
# if effective deletion is done by the daemon, uncomment this line
#print "%i file(s) marked for deletion"%len(files)
# immediate mode
sddeletefile.delete_transfers_lowmem()
print "%i file(s) deleted"%len(files)
sdhistorydao.add_history_line(sdconst.ACTION_DELETE,insertion_group_id=insertion_group_id)
else:
print "Nothing to delete"
def cleanup_running_transfer():
"""This handle zombie cases (transfers with 'running' status, but not running).
Check for zombie transfer (move "running" transfer to "waiting")
Notes:
- remaining "running" transfers exist if the daemon has been killed or if the server rebooted when the daemon was running)
- if there are still transfers in running state, we switch them to waiting and remove file chunk
"""
transfer_list = sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_RUNNING)
for t in transfer_list:
sdlog.info("SDTSCHED-023",
"fixing transfer status (%s)" % t.get_full_local_path())
if os.path.isfile(t.get_full_local_path()):
os.remove(t.get_full_local_path())
t.status = sdconst.TRANSFER_STATUS_WAITING
sdfiledao.update_file(t)
def print_running_transfers():
li = []
for tr in sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_RUNNING):
current_size = os.path.getsize(
tr.get_full_local_path()) if os.path.isfile(
tr.get_full_local_path()) else 0
li.append([
humanize.naturalsize(current_size, gnu=False),
humanize.naturalsize(tr.size, gnu=False), tr.start_date,
tr.filename
])
if len(li) > 0:
print tabulate(li,
headers=[
'Current size', 'Total size', 'Download start date',
'Filename'
],
tablefmt="plain")
else:
print 'No current download'
def delete_transfers(limit=None,remove_all=True):
"""Perform the deletion of DATA and METADATA.
Returns
how many files with TRANSFER_STATUS_DELETE status remain
Notes
- Can be called from the daemon code (deferred mode), or from
interactive code (immediate mode).
- 'limit' is used to delete only a subset of all files marked for
deletion each time this func is called. If 'limit' is None,
all files marked for deletion are removed.
"""
transfer_list=sdfiledao.get_files(status=sdconst.TRANSFER_STATUS_DELETE,limit=limit)
try:
for tr in transfer_list:
if remove_all:
immediate_delete(tr)
else:
immediate_md_delete(tr)
sddb.conn.commit() # final commit (we do all deletion in one transaction).
except Exception as e:
sdlog.error("SDDELETE-880","Error occurs during files suppression (%s)"%(str(e),))
# no rollback here: i.e. we also commit if error occur (most likely a
# filesystem permission error). This is to keep medatata synced with
# data (else many files would have
# been removed from filesystem but with metadata still in db..).
#
# TODO: exception is too generic here:
# improve this code by using a specific exception for "permission error".
#
sddb.conn.commit()
raise # fatal error
return sdfilequery.transfer_status_count(status=sdconst.TRANSFER_STATUS_DELETE)
def delete_insertion_group(insertion_group_id):
files = sdfiledao.get_files(insertion_group_id=insertion_group_id)
files = [f for f in files] # exclude files already marked for deletion
if len(files) > 0:
for f in files:
sddeletefile.deferred_delete(f.file_functional_id)
sdlog.info("SDINSGRP-001",
"File marked for deletion (%s)" % f.file_functional_id)
sddb.conn.commit(
) # final commit (we do all update in one transaction).
# deferred mode
# if effective deletion is done by the daemon, uncomment this line
#print "%i file(s) marked for deletion"%len(files)
# immediate mode
sddeletefile.delete_transfers_lowmem()
print "%i file(s) deleted" % len(files)
sdhistorydao.add_history_line(sdconst.ACTION_DELETE,
insertion_group_id=insertion_group_id)
else:
print "Nothing to delete"
