class ModuleExecutor(object):
def __init__(self, task_id, processor, workspace, docker_image=None):
self.task_id = task_id
self.processor = processor
self.workspace = workspace
self.storage_helper = StorageHelper(self.processor)
self.docker_helper = DockerHelper(self.processor)
self.docker_image = docker_image
def load_input(self, inputs):
if self.processor.get_status() is Processor.OFF:
# Create processor if it's off
logging.info("Creating processor '%s' for task '%s'!" %
(self.processor.get_name(), self.task_id))
self.processor.create()
# Create workspace directory structure
self.__create_workspace()
# List of jobs that have been started in process of loading input
job_names = []
# Pull docker image if necessary
if self.docker_image is not None:
docker_image_name = self.docker_image.get_image_name().split(
"/")[0]
docker_image_name = docker_image_name.replace(":", "_")
job_name = "docker_pull_%s" % docker_image_name
self.docker_helper.pull(self.docker_image.get_image_name(),
job_name=job_name)
job_names.append(job_name)
# Load input files
# Inputs: list containing remote files, local files, and docker images
seen = []
count = 1
for task_input in inputs:
# Case: Transfer file into wrk directory if its not already there
if task_input.get_transferrable_path() not in seen:
# Transfer file to workspace directory
src_path = task_input.get_transferrable_path()
job_name = "load_input_%s_%s_%s" % (
self.task_id, task_input.get_type(), count)
logging.debug("Input path: %s, transfer path: %s" %
(task_input.get_path(), src_path))
self.storage_helper.mv(src_path=src_path,
dest_path=self.workspace.get_wrk_dir(),
job_name=job_name)
# Add transfer path to list of remote paths that have been transferred to local workspace
seen.append(src_path)
count += 1
job_names.append(job_name)
# Update path after transferring to wrk directory
task_input.update_path(new_dir=self.workspace.get_wrk_dir())
logging.debug("Updated path: %s" % task_input.get_path())
# Wait for all processes to finish
for job_name in job_names:
self.processor.wait_process(job_name)
# Recursively give every permission to all files we just added
logging.info("(%s) Final workspace perm. update for task '%s'..." %
(self.processor.name, self.task_id))
self.__grant_workspace_perms(job_name="grant_final_wrkspace_perms")
def run(self, cmd):
# Job name
job_name = self.task_id
# Get name of docker image where command should be run (if any)
docker_image_name = None if self.docker_image is None else self.docker_image.get_image_name(
)
# Begin running job and return stdout, stderr after job has finished running
self.processor.run(job_name, cmd, docker_image=docker_image_name)
return self.processor.wait_process(job_name)
def save_output(self, outputs, final_output_types):
# Return output files to workspace output dir
# Get workspace places for output files
final_output_dir = self.workspace.get_output_dir()
tmp_output_dir = self.workspace.get_tmp_output_dir()
count = 1
job_names = []
for output_file in outputs:
if output_file.get_type() in final_output_types:
dest_dir = final_output_dir
else:
dest_dir = tmp_output_dir
# Calculate output file size
job_name = "get_size_%s_%s_%s" % (self.task_id,
output_file.get_type(), count)
file_size = self.storage_helper.get_file_size(
output_file.get_path(), job_name=job_name)
output_file.set_size(file_size)
# Transfer to correct output directory
job_name = "save_output_%s_%s_%s" % (self.task_id,
output_file.get_type(), count)
curr_path = output_file.get_transferrable_path()
self.storage_helper.mv(curr_path, dest_dir, job_name=job_name)
# Update path of output file to reflect new location
job_names.append(job_name)
output_file.update_path(new_dir=dest_dir)
count += 1
# Wait for transfers to complete
for job_name in job_names:
self.processor.wait_process(job_name)
# Wait for output files to finish transferring
self.processor.wait()
def save_logs(self):
# Move log files to final output log directory
log_files = os.path.join(self.workspace.get_wrk_log_dir(), "*")
final_log_dir = self.workspace.get_final_log_dir()
self.storage_helper.mv(log_files,
final_log_dir,
job_name="return_logs",
log=False,
wait=True)
def __create_workspace(self):
# Create all directories specified in task workspace
logging.info("(%s) Creating workspace for task '%s'..." %
(self.processor.name, self.task_id))
for dir_type, dir_obj in self.workspace.get_workspace().iteritems():
self.storage_helper.mkdir(dir_obj,
job_name="mkdir_%s" % dir_type,
wait=True)
# Set processor wrk, log directories
self.processor.set_wrk_dir(self.workspace.get_wrk_dir())
self.processor.set_log_dir(self.workspace.get_wrk_log_dir())
# Give everyone all the permissions on working directory
logging.info("(%s) Updating workspace permissions..." %
self.processor.name)
self.__grant_workspace_perms(job_name="grant_initial_wrkspace_perms")
# Wait for all the above commands to complete
logging.info("(%s) Successfully created workspace for task '%s'!" %
(self.processor.name, self.task_id))
def __grant_workspace_perms(self, job_name):
cmd = "sudo chmod -R 777 %s" % self.workspace.get_wrk_dir()
self.processor.run(job_name=job_name, cmd=cmd)
self.processor.wait_process(job_name)
try:
sh = StorageHelper(proc)
sh.mkdir("/home/alex_waldrop_jr/test/", wait=True)
sh.mkdir("/home/gap/log/", wait=True)
sh.mkdir("gs://derp_test/mkdir_test_mofo_2/", wait=True)
proc.run("perms_gap", "sudo chmod -R 777 /home/gap/")
proc.run("perms_awal", "sudo chmod -R 777 /home/alex_waldrop_jr/")
proc.wait()
print "local exists: %s" % sh.path_exists("/home/alex_waldrop_jr/test/")
print "local exists: %s" % sh.path_exists("/home/gap/log/")
print "cloud exists: %s" % sh.path_exists(
"gs://derp_test/mkdir_test_mofo_2/")
print "bad exists: %s" % sh.path_exists("/home/aasdasdfk")
sh.mv("gs://derp_test/dummy.txt",
"/home/alex_waldrop_jr/test/",
log=False,
wait=True)
sh.mv("/home/alex_waldrop_jr/test/dummy.txt",
"/home/alex_waldrop_jr/test/whoops_i_win.txt",
log=False,
wait=True)
sh.mv("/home/alex_waldrop_jr/test/whoops_i_win.txt",
"gs://derp_test/mkdir_test_mofo_2/",
log=False,
wait=True)
print "good file exists: %s" % sh.path_exists(
"/home/alex_waldrop_jr/test/dummy.txt")
print "DNA file size: %s" % sh.get_file_size(
"gs://davelab_data/ref/hg19/DNA")
print "Dummy file size: %s" % sh.get_file_size(
"/home/alex_waldrop_jr/test/whoops_i_win.txt")
class ModuleExecutor(object):
def __init__(self, task_id, processor, workspace, docker_image=None):
self.task_id = task_id
self.processor = processor
self.workspace = workspace
self.storage_helper = StorageHelper(self.processor)
self.docker_helper = DockerHelper(self.processor)
self.docker_image = docker_image
# Create workspace directory structure
self.__create_workspace()
def load_input(self, inputs):
# List of jobs that have been started in process of loading input
job_names = []
# Pull docker image if necessary
if self.docker_image is not None:
docker_image_name = self.docker_image.get_image_name().split(
"/")[0]
docker_image_name = docker_image_name.replace(":", "_")
job_name = "docker_pull_%s" % docker_image_name
self.docker_helper.pull(self.docker_image.get_image_name(),
job_name=job_name)
job_names.append(job_name)
# Load input files
# Inputs: list containing remote files, local files, and docker images
src_seen = []
dest_seen = []
count = 1
batch_size = 5
loading_counter = 0
for task_input in inputs:
# Don't transfer local files
if ":" not in task_input.get_path():
continue
# Directory where input will be transferred
dest_dir = self.workspace.get_wrk_dir()
# Input filename after transfer (None = same as src)
dest_filename = None
# Case: Transfer file into wrk directory if its not already there
if task_input.get_transferrable_path() not in src_seen:
# Get name of file that's going to be transferred
src_path = task_input.get_transferrable_path()
job_name = "load_input_%s_%s_%s" % (
self.task_id, task_input.get_type(), count)
logging.debug("Input path: %s, transfer path: %s" %
(task_input.get_path(), src_path))
# Generate complete transfer path
dest_path = os.path.join(dest_dir, task_input.filename)
# Check to see if transferring file would overwrite existing file
if dest_path in dest_seen:
# Add unique tag to destination filename to prevent overwrite
if task_input.sample_name is not None:
dest_filename = "{0}_{1}".format(
task_input.sample_name, task_input.filename)
else:
dest_filename = "{0}_{1}".format(
Platform.generate_unique_id(), dest_filename)
logging.debug(
"Changing filename from '{0}' to '{1}'.".format(
task_input.filename, dest_filename))
dest_path = os.path.join(dest_dir, dest_filename)
else:
dest_filename = None
dest_path = dest_dir
# Show the final log file
logging.debug("Destination: {0}".format(dest_path))
# Move file to dest_path
self.storage_helper.mv(src_path=src_path,
dest_path=dest_path,
job_name=job_name)
loading_counter += 1
# Add transfer path to list of remote paths that have been transferred to local workspace
src_seen.append(src_path)
count += 1
job_names.append(job_name)
# If loading_counter is batch_size, clear out queue
if loading_counter >= batch_size:
logging.debug("Batch size reached on task {0}".format(
self.task_id))
# Wait for all processes to finish
while len(job_names):
self.processor.wait_process(job_names.pop())
loading_counter = 0
# Update path after transferring to wrk directory and add to list of files in working directory
task_input.update_path(new_dir=dest_dir,
new_filename=dest_filename)
dest_seen.append(task_input.get_path())
logging.debug("Updated path: %s" % task_input.get_path())
# Wait for all processes to finish
for job_name in job_names:
self.processor.wait_process(job_name)
# Recursively give every permission to all files we just added
logging.info("(%s) Final workspace perm. update for task '%s'..." %
(self.processor.name, self.task_id))
self.__grant_workspace_perms(job_name="grant_final_wrkspace_perms")
def run(self, cmd, job_name=None):
# Check or create job name
if job_name is None:
job_name = self.task_id
# Get name of docker image where command should be run (if any)
docker_image_name = None if self.docker_image is None else self.docker_image.get_image_name(
)
# Begin running job and return stdout, stderr after job has finished running
self.processor.run(job_name, cmd, docker_image=docker_image_name)
return self.processor.wait_process(job_name)
def save_output(self, outputs, final_output_types):
# Return output files to workspace output dir
# Get workspace places for output files
final_output_dir = self.workspace.get_output_dir()
tmp_output_dir = self.workspace.get_tmp_output_dir()
count = 1
job_names = []
# List of output file paths. We create this list to ensure the files are not being overwritten
output_filepaths = []
for output_file in outputs:
if output_file.get_type() in final_output_types:
dest_dir = final_output_dir
else:
dest_dir = tmp_output_dir
# Calculate output file size
job_name = "get_size_%s_%s_%s" % (self.task_id,
output_file.get_type(), count)
file_size = self.storage_helper.get_file_size(
output_file.get_path(), job_name=job_name)
output_file.set_size(file_size)
# Check if there already exists a file with the same name on the bucket
destination_path = "{0}/{1}/".format(dest_dir.rstrip("/"),
output_file.get_filename())
if destination_path in output_filepaths:
# Change the destination directory for a new subdirectory
dest_dir = "{0}/{1}/".format(dest_dir.rstrip("/"),
len(output_filepaths))
# Regenerate the destination path
new_destination_path = "{0}/{1}".format(
dest_dir.rstrip("/"), output_file.get_filename())
# Add the new path to the output file paths
output_filepaths.append(new_destination_path)
else:
# Just add the new path to the list of output file paths
output_filepaths.append(destination_path)
# Transfer to correct output directory
job_name = "save_output_%s_%s_%s" % (self.task_id,
output_file.get_type(), count)
curr_path = output_file.get_transferrable_path()
self.storage_helper.mv(curr_path, dest_dir, job_name=job_name)
# Update path of output file to reflect new location
job_names.append(job_name)
output_file.update_path(new_dir=dest_dir)
logging.debug(
"(%s) Transferring file '%s' from old path '%s' to new path '%s' ('%s')"
%
(self.task_id, output_file.get_type(), curr_path,
output_file.get_path(), output_file.get_transferrable_path()))
count += 1
# Wait for transfers to complete
for job_name in job_names:
self.processor.wait_process(job_name)
# Wait for output files to finish transferring
self.processor.wait()
def save_logs(self):
# Move log files to final output log directory
log_files = os.path.join(self.workspace.get_wrk_log_dir(), "*")
final_log_dir = self.workspace.get_final_log_dir()
self.storage_helper.mv(log_files,
final_log_dir,
job_name="return_logs",
log=False,
wait=True)
def __create_workspace(self):
# Create all directories specified in task workspace
logging.info("(%s) Creating workspace for task '%s'..." %
(self.processor.name, self.task_id))
for dir_type, dir_obj in self.workspace.get_workspace().items():
self.storage_helper.mkdir(dir_obj,
job_name="mkdir_%s" % dir_type,
wait=True)
# Set processor wrk, log directories
self.processor.set_wrk_dir(self.workspace.get_wrk_dir())
self.processor.set_wrk_out_dir(self.workspace.get_wrk_out_dir())
self.processor.set_log_dir(self.workspace.get_wrk_log_dir())
# Give everyone all the permissions on working directory
logging.info("(%s) Updating workspace permissions..." %
self.processor.name)
self.__grant_workspace_perms(job_name="grant_initial_wrkspace_perms")
# Wait for all the above commands to complete
logging.info("(%s) Successfully created workspace for task '%s'!" %
(self.processor.name, self.task_id))
def __grant_workspace_perms(self, job_name):
cmd = "sudo chmod -R 777 %s" % self.workspace.get_wrk_dir()
self.processor.run(job_name=job_name, cmd=cmd)
self.processor.wait_process(job_name)