"This fills in the values for the template called 'name' and writes it to 'outfile'"

templatefile = os.path.join(TEMPLATE_DIR, name)

template = open(templatefile).read()

formatter = string.Formatter()

data = formatter.format(template, **kwargs)

f = open(outfile, "w")

try:

f.write(data)

finally:

def __init__(self, outdir, config, is_synthetic_workflow):

"'outdir' is the directory where the workflow is written, and 'config' is a ConfigParser object"

self.outdir = outdir

self.config = config

self.daxfile = os.path.join(self.outdir, "dax.xml")

self.replicas = {}

# Get all the values from the config file

self.temperatures = [x.strip() for x in self.getconf("temperatures").split(",")]

self.equilibrate_steps = self.getconf("equilibrate_steps")

self.production_steps = self.getconf("production_steps")

self.equilibrate_output = self.getconf("equilibrate_output")

self.production_output = self.getconf("production_output")

self.pressure = self.getconf("pressure")

self.charge = self.getconf("charge")

self.structure = self.getconf("structure")

self.coordinates = self.getconf("coordinates")

self.parameters = self.getconf("parameters")

self.topfile = self.getconf("topfile")

self.extended_system = self.getconf("extended_system")

self.sassena_db = self.getconf("sassena_db")

self.incoherent_db = "database/db-neutron-incoherent.xml"

self.coherent_db = "database/db-neutron-coherent.xml"

self.is_synthetic_workflow = is_synthetic_workflow

# if synthetic workflow we do not have database dir

if self.is_synthetic_workflow:

self.incoherent_db = "db-neutron-incoherent.xml"

self.coherent_db = "db-neutron-coherent.xml"

self.keg_params = KegParametersFactory(self.config)

# mocking input files

for input_file in [ "structure", "coordinates", "parameters",

"topfile", "extended_system", "sassena_db" ]:

self.__dict__[input_file] = input_file + "_mock"

mock_path = os.path.join("inputs", input_file + "_mock")

self.keg_params.generate_input_file(input_file, mock_path)

def getconf(self, name, section="simulation"):

return self.config.get(section, name)

def add_replica(self, name, path):

"Add a replica entry to the replica catalog for the workflow"

url = "file://%s" % path

self.replicas[name] = url

def generate_replica_catalog(self):

"Write the replica catalog for this workflow to a file"

path = os.path.join(self.outdir, "rc.txt")

f = open(path, "w")

try:

for name, url in self.replicas.items():

f.write('%-30s %-100s pool="local"\n' % (name, url))

finally:

f.close()

def generate_eq_conf(self, temperature):

"Generate an equilibrate configuration file for 'temperature'"

name = "equilibrate_%s.conf" % temperature

path = os.path.join(self.outdir, name)

kw = {

"temperature": temperature,

"pressure": self.pressure,

"charge": self.charge,

"structure": self.structure,

"coordinates": self.coordinates,

"parameters": self.parameters,

"outputname": "equilibrate_%s" % temperature,

"extended_system": self.extended_system,

"timesteps": self.equilibrate_steps,

"timeoutput": self.equilibrate_output

}

format_template("equilibrate.conf", path, **kw)

self.add_replica(name, path)

def generate_prod_conf(self, temperature):

"Generate a production configuration file for 'temperature'"

name = "production_%s.conf" % temperature

path = os.path.join(self.outdir, name)

kw = {

"temperature": temperature,

"pressure": self.pressure,

"charge": self.charge,

"structure": self.structure,

"coordinates": self.coordinates,

"parameters": self.parameters,

"inputname": "equilibrate_%s" % temperature,

"outputname": "production_%s" % temperature,

"timesteps": self.production_steps,

"timeoutput": self.production_output

}

format_template("production.conf", path, **kw)

self.add_replica(name, path)

def generate_ptraj_conf(self, temperature):

"Generate a ptraj configuration file for 'temperature'"

name = "ptraj_%s.conf" % temperature

path = os.path.join(self.outdir, name)

kw = {

"trajectory_input": "production_%s.dcd" % temperature,

"trajectory_fit": "ptraj_%s.fit" % temperature,

"trajectory_output": "ptraj_%s.dcd" % temperature

}

format_template("rms2first.ptraj", path, **kw)

self.add_replica(name, path)

def generate_incoherent_conf(self, temperature):

"Generate a sassena incoherent config file for 'temperature'"

name = "sassenaInc_%s.xml" % temperature

path = os.path.join(self.outdir, name)

kw = {

"coordinates": self.coordinates,

"trajectory": "ptraj_%s.dcd" % temperature,

"output": "fqt_inc_%s.hd5" % temperature,

"database": self.incoherent_db

}

format_template("sassenaInc.xml", path, **kw)

self.add_replica(name, path)

def generate_coherent_conf(self, temperature):

"Generate a sassena coherent config file for 'temperature'"

name = "sassenaCoh_%s.xml" % temperature

path = os.path.join(self.outdir, name)

kw = {

"coordinates": self.coordinates,

"trajectory": "ptraj_%s.dcd" % temperature,

"output": "fqt_coh_%s.hd5" % temperature,

"database": self.coherent_db

}

format_template("sassenaCoh.xml", path, **kw)

self.add_replica(name, path)

def generate_dax(self):

"Generate a workflow (DAX, config files, and replica catalog)"

ts = datetime.utcnow().strftime('%Y%m%dT%H%M%SZ')

dax = ADAG("refinement-%s" % ts)

# These are all the global input files for the workflow

structure = File(self.structure)

coordinates = File(self.coordinates)

parameters = File(self.parameters)

extended_system = File(self.extended_system)

topfile = File(self.topfile)

sassena_db = File(self.sassena_db)

incoherent_db = File(self.incoherent_db)

coherent_db = File(self.coherent_db)

# This job untars the sassena db and makes it available to the other

# jobs in the workflow

untarjob = Job("tar", node_label="untar")

if self.is_synthetic_workflow:

untarjob.addArguments("-p", "-xzvf", sassena_db.name)

untarjob.addArguments("-a", "tar")

for output_file in [ "incoherent_db", "coherent_db" ]:

untarjob.addArguments(self.keg_params.output_file("tar", output_file, eval(output_file).name))

self.keg_params.add_keg_params(untarjob)

else:

untarjob.addArguments("-xzvf", sassena_db)

untarjob.uses(sassena_db, link=Link.INPUT)

untarjob.uses(incoherent_db, link=Link.OUTPUT, transfer=False)

untarjob.uses(coherent_db, link=Link.OUTPUT, transfer=False)

untarjob.profile("globus", "maxwalltime", "1")

untarjob.profile("globus", "count", "1")

dax.addJob(untarjob)

# For each temperature that was listed in the config file

for temperature in self.temperatures:

# Equilibrate files

eq_conf = File("equilibrate_%s.conf" % temperature)

eq_coord = File("equilibrate_%s.restart.coord" % temperature)

eq_xsc = File("equilibrate_%s.restart.xsc" % temperature)

eq_vel = File("equilibrate_%s.restart.vel" % temperature)

# Production files

prod_conf = File("production_%s.conf" % temperature)

prod_dcd = File("production_%s.dcd" % temperature)

# Ptraj files

ptraj_conf = File("ptraj_%s.conf" % temperature)

ptraj_fit = File("ptraj_%s.fit" % temperature)

ptraj_dcd = File("ptraj_%s.dcd" % temperature)

# Sassena incoherent files

incoherent_conf = File("sassenaInc_%s.xml" % temperature)

fqt_incoherent = File("fqt_inc_%s.hd5" % temperature)

# Sassena coherent files

coherent_conf = File("sassenaCoh_%s.xml" % temperature)

fqt_coherent = File("fqt_coh_%s.hd5" % temperature)

# Generate configuration files for this temperature pipeline

self.generate_eq_conf(temperature)

self.generate_prod_conf(temperature)

self.generate_ptraj_conf(temperature)

self.generate_incoherent_conf(temperature)

self.generate_coherent_conf(temperature)

# Equilibrate job

eqjob = Job("namd", node_label="namd_eq_%s" % temperature)

if self.is_synthetic_workflow:

eqjob.addArguments("-p", eq_conf)

eqjob.addArguments("-a", "namd_eq_%s" % temperature)

eqjob.addArguments("-i", eq_conf.name, structure.name, coordinates.name,

parameters.name, extended_system.name)

task_label = "namd-eq"

for output_file in [ "eq_coord", "eq_xsc", "eq_vel" ]:

eqjob.addArguments(self.keg_params.output_file(task_label, output_file, eval(output_file).name))

self.keg_params.add_keg_params(eqjob, task_label)

else:

eqjob.addArguments(eq_conf)

eqjob.uses(eq_conf, link=Link.INPUT)

eqjob.uses(structure, link=Link.INPUT)

eqjob.uses(coordinates, link=Link.INPUT)

eqjob.uses(parameters, link=Link.INPUT)

eqjob.uses(extended_system, link=Link.INPUT)

eqjob.uses(eq_coord, link=Link.OUTPUT, transfer=False)

eqjob.uses(eq_xsc, link=Link.OUTPUT, transfer=False)

eqjob.uses(eq_vel, link=Link.OUTPUT, transfer=False)

if self.is_synthetic_workflow:

eqjob.profile("globus", "maxwalltime", "1")

eqjob.profile("globus", "count", "8")

else:

eqjob.profile("globus", "maxwalltime", self.getconf("equilibrate_maxwalltime"))

eqjob.profile("globus", "count", self.getconf("equilibrate_cores"))

dax.addJob(eqjob)

# Production job

prodjob = Job("namd", node_label="namd_prod_%s" % temperature)

if self.is_synthetic_workflow:

prodjob.addArguments("-p", prod_conf)

prodjob.addArguments("-a", "namd_prod_%s" % temperature)

prodjob.addArguments("-i", prod_conf.name, structure.name, coordinates.name,

parameters.name, eq_coord.name, eq_xsc.name, eq_vel.name)

task_label = "namd-prod"

prodjob.addArguments(self.keg_params.output_file(task_label, "prod_dcd", prod_dcd.name))

self.keg_params.add_keg_params(prodjob, task_label)

else:

prodjob.addArguments(prod_conf)

prodjob.uses(prod_conf, link=Link.INPUT)

prodjob.uses(structure, link=Link.INPUT)

prodjob.uses(coordinates, link=Link.INPUT)

prodjob.uses(parameters, link=Link.INPUT)

prodjob.uses(eq_coord, link=Link.INPUT)

prodjob.uses(eq_xsc, link=Link.INPUT)

prodjob.uses(eq_vel, link=Link.INPUT)

prodjob.uses(prod_dcd, link=Link.OUTPUT, transfer=True)

if self.is_synthetic_workflow:

prodjob.profile("globus", "maxwalltime", "6")

prodjob.profile("globus", "count", "8")

else:

prodjob.profile("globus", "maxwalltime", self.getconf("production_maxwalltime"))

prodjob.profile("globus", "count", self.getconf("production_cores"))

dax.addJob(prodjob)

dax.depends(prodjob, eqjob)

# ptraj job

ptrajjob = Job(namespace="amber", name="ptraj", node_label="amber_ptraj_%s" % temperature)

if self.is_synthetic_workflow:

ptrajjob.addArguments("-p", topfile)

ptrajjob.addArguments("-a", "amber_ptraj_%s" % temperature)

ptrajjob.addArguments("-i", topfile.name, ptraj_conf.name, prod_dcd.name)

task_label = "amber-ptraj"

for output_file in [ "ptraj_fit", "ptraj_dcd" ]:

ptrajjob.addArguments(self.keg_params.output_file(task_label, output_file, eval(output_file).name))

self.keg_params.add_keg_params(ptrajjob, task_label)

else:

ptrajjob.addArguments(topfile)

ptrajjob.setStdin(ptraj_conf)

ptrajjob.uses(topfile, link=Link.INPUT)

ptrajjob.uses(ptraj_conf, link=Link.INPUT)

ptrajjob.uses(prod_dcd, link=Link.INPUT)

ptrajjob.uses(ptraj_fit, link=Link.OUTPUT, transfer=True)

ptrajjob.uses(ptraj_dcd, link=Link.OUTPUT, transfer=True)

ptrajjob.profile("globus", "maxwalltime", self.getconf("ptraj_maxwalltime"))

ptrajjob.profile("globus", "count", self.getconf("ptraj_cores"))

dax.addJob(ptrajjob)

dax.depends(ptrajjob, prodjob)

# sassena incoherent job

incojob = Job("sassena", node_label="sassena_inc_%s" % temperature)

if self.is_synthetic_workflow:

incojob.addArguments("-p", "--config", incoherent_conf)

incojob.addArguments("-a", "sassena_inc_%s" % temperature)

incojob.addArguments("-i", incoherent_conf.name, ptraj_dcd.name, incoherent_db.name, coordinates.name)

task_label = "sassena-inc"

incojob.addArguments(self.keg_params.output_file(task_label, "fqt_incoherent", fqt_incoherent.name))

self.keg_params.add_keg_params(incojob, task_label)

else:

incojob.addArguments("--config", incoherent_conf)

incojob.uses(incoherent_conf, link=Link.INPUT)

incojob.uses(ptraj_dcd, link=Link.INPUT)

incojob.uses(incoherent_db, link=Link.INPUT)

incojob.uses(coordinates, link=Link.INPUT)

incojob.uses(fqt_incoherent, link=Link.OUTPUT, transfer=True)

if self.is_synthetic_workflow:

incojob.profile("globus", "maxwalltime", "6")

incojob.profile("globus", "count", "8")

else:

incojob.profile("globus", "maxwalltime", self.getconf("sassena_maxwalltime"))

incojob.profile("globus", "count", self.getconf("sassena_cores"))

dax.addJob(incojob)

dax.depends(incojob, ptrajjob)

dax.depends(incojob, untarjob)

# sassena coherent job

cojob = Job("sassena", node_label="sassena_coh_%s" % temperature)

if self.is_synthetic_workflow:

cojob.addArguments("-p", "--config", coherent_conf)

cojob.addArguments("-a", "sassena_coh_%s" % temperature)

cojob.addArguments("-i", coherent_conf.name, ptraj_dcd.name, coherent_db.name, coordinates.name)

task_label = "sassena-coh"

cojob.addArguments(self.keg_params.output_file(task_label, "fqt_coherent", fqt_coherent.name))

self.keg_params.add_keg_params(cojob, task_label)

else:

cojob.addArguments("--config", coherent_conf)

cojob.uses(coherent_conf, link=Link.INPUT)

cojob.uses(ptraj_dcd, link=Link.INPUT)

cojob.uses(coherent_db, link=Link.INPUT)

cojob.uses(coordinates, link=Link.INPUT)

cojob.uses(fqt_coherent, link=Link.OUTPUT, transfer=True)

if self.is_synthetic_workflow:

cojob.profile("globus", "maxwalltime", "6")

cojob.profile("globus", "count", "8")

else:

cojob.profile("globus", "maxwalltime", self.getconf("sassena_maxwalltime"))

cojob.profile("globus", "count", self.getconf("sassena_cores"))

dax.addJob(cojob)

dax.depends(cojob, prodjob)

dax.depends(cojob, untarjob)

# Write the DAX file

dax.writeXMLFile(self.daxfile)

def generate_workflow(self):

# Generate dax

self.generate_dax()

# Generate the replica catalog

if len(sys.argv) < 3:

raise Exception("Usage: %s --synthetic CONFIGFILE OUTDIR" % sys.argv[0])

is_synthetic_workflow = (sys.argv[1] == "--synthetic")

if is_synthetic_workflow:

configfile = sys.argv[2]

outdir = sys.argv[3]

else:

configfile = sys.argv[1]

outdir = sys.argv[2]

if not os.path.isfile(configfile):

raise Exception("No such file: %s" % configfile)

if os.path.isdir(outdir):

raise Exception("Directory exists: %s" % outdir)

# Create the output directory

outdir = os.path.abspath(outdir)

os.makedirs(outdir)

# Read the config file

config = ConfigParser()

config.read(configfile)

# Save a copy of the config file

shutil.copy(configfile, outdir)

# Generate the workflow in outdir based on the config file

workflow = RefinementWorkflow(outdir, config, is_synthetic_workflow)