pyros.py
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import sys
import os
import subprocess
import platform
import fileinput
import argparse
import time
DEBUG = False
class Utils:
system = platform.system()
columns = 100
row = 1000
disp = True
def __init__(self):
if (platform.system() != 'Windows'):
try:
rows, columns = os.popen('stty size', 'r').read().split()
self.columns = int(columns)
except:
self.columns = 100
if DEBUG:
print("Could not get terminal size")
def printFullTerm(self, color, string):
value = int(self.columns / 2 - len(string) / 2)
self.printColor(color, "-" * value, eol='')
self.printColor(color, string, eol='')
value += len(string)
self.printColor(color, "-" * (self.columns - value))
return 0
def changeDirectory(self, path):
if DEBUG:
print("Moving to : " + path)
os.chdir(path)
if DEBUG:
print("Current directory : " + str(os.getcwd()))
return 0
def replacePatternInFile(self, pattern, replace, file_path):
try:
with fileinput.FileInput(file_path, inplace=True, backup='.bak') as file:
for line in file:
print(line.replace(pattern, replace), end='')
except:
return 1
return 0
def printColor(self, color, message, file=sys.stdout, eol=os.linesep, forced=False):
if (self.disp == False and forced == False):
return 0
if (self.system == 'Windows'):
print(message, file=file, end=eol)
else:
print(color + message + Colors.ENDC, file=file, end=eol)
return 0
def askQuestion(self, message, default = ""):
self.printColor(Colors.BLUE, message, forced=True)
self.printColor(Colors.BOLD, "Answer (default="+default+"): ", eol='', forced=True)
sys.stdout.flush()
ret = sys.stdin.readline().replace('\n', '').replace('\r', '')
if ret == "":
return default
return ret
def sleep(self, t):
time.sleep(t)
return 0
'''
Manager class : manager of your project
'''
class AManager(Utils):
path = os.path.realpath(__file__)
path_dir = os.getcwd()
path_dir_file = os.path.dirname(os.path.realpath(__file__))
python_path = sys.executable
python_version = sys.version_info
bin_dir = ""
celery = "celery"
venv_pip = "pip"
venv_bin = "python"
wait = True
current_command = ""
config = None
commandMatcher = {}
commandDescription = {}
commands = []
errors = {}
executed = {}
def __init__(self, param):
super(AManager, self).__init__()
self.wait = param.getWait()
self.commands = param.getCommandList()
self.disp = param.getPrint()
config = param.getConfig()
self.config = config
self.changeDirectory(self.path_dir_file)
if self.system == 'Windows':
self.bin_dir = "Scripts"
self.bin_name = "python.exe"
self.pip_name = "pip.exe"
self.celery = "celery.exe"
else:
self.bin_dir = "bin"
self.bin_name = "python"
self.pip_name = "pip"
self.celery = "celery"
self.venv_pip = self.path_dir_file + os.sep + config["path"] + os.sep + config["env"] + os.sep + self.bin_dir + os.sep + self.pip_name
self.venv_bin = self.path_dir_file + os.sep + config["path"] + os.sep + config["env"] + os.sep + self.bin_dir + os.sep + self.bin_name
self.venv_cel = self.path_dir_file + os.sep + config["path"] + os.sep + config["env"] + os.sep + self.bin_dir + os.sep + self.celery
def help(self):
print("This function must be implemented")
raise(NotImplementedError("Function not implemented"))
def addExecuted(self, src, message):
if (src in self.executed):
self.executed[src].append(str(message))
else:
self.executed[src] = [str(message)]
return 0
def addError(self, src, message):
if (src in self.errors):
self.errors[src].append(str(message))
else:
self.errors[src] = [str(message)]
return 0
def execProcess(self, command):
self.printFullTerm(Colors.BLUE, "Executing command [" + command + "]")
process = subprocess.Popen(command, shell=True)
process.wait()
if process.returncode == 0:
self.printFullTerm(Colors.GREEN, "Process executed successfully")
self.addExecuted(self.current_command, command)
else:
self.printFullTerm(Colors.WARNING, "Process execution failed")
self.addError(self.current_command, command)
return process.returncode
def execProcessFromVenv(self, command):
args = command.split()
self.printFullTerm(Colors.BLUE, "Executing command from venv [" + str(' '.join(args[1:])) + "]")
process = subprocess.Popen(args)
process.wait()
if process.returncode == 0:
self.printFullTerm(Colors.GREEN, "Process executed successfully")
self.addExecuted(self.current_command, str(' '.join(args[1:])))
else:
self.printFullTerm(Colors.WARNING, "Process execution failed")
self.addError(self.current_command, str(' '.join(args[1:])))
return process.returncode
def execProcessAsync(self, command):
self.printFullTerm(Colors.BLUE, "Executing command [" + command + "]")
subprocess.Popen(command, shell=True)
self.printFullTerm(Colors.GREEN, "Process launched successfully")
self.addExecuted(self.current_command, command)
return 0
def execProcessFromVenvAsync(self, command: str) -> int:
args = command.split()
self.printFullTerm(Colors.BLUE, "Executing command from venv [" + str(' '.join(args[1:])) + "]")
subprocess.Popen(args)
self.printFullTerm(Colors.GREEN, "Process launched successfully")
self.addExecuted(self.current_command, str(' '.join(args[1:])))
return 0
def end(self):
count = 0
self.printFullTerm(Colors.WARNING, "Summary")
self.printColor(Colors.GREEN, "Success : ")
for command, valid in self.executed.items():
if not valid:
self.printColor(Colors.BLUE, "\t- Command : " + command + " success !")
else:
self.printColor(Colors.WARNING, "\t- In commmand : " + command)
for exe in valid:
self.printColor(Colors.GREEN, "\t\t - Command : " + exe + " success !")
self.printColor(Colors.FAIL, "Errors : ")
if not self.errors:
self.printColor(Colors.GREEN, "\tNone")
for command, items in self.errors.items():
count += 1
if (not items):
self.printColor(Colors.FAIL, "Command : " + command + " failed !")
else:
self.printColor(Colors.WARNING, "\t- In commmand : " + command)
for exe in items:
self.printColor(Colors.FAIL, "\t\t - Command : " + exe)
return count
def exec(self):
if (not self.commands):
self.commandMatcher["help"]()
return 0
for command in self.commands:
self.current_command = command
if command in self.commandMatcher:
self.commandMatcher[command]()
else:
self.addError(str(command), "invalid command")
return self.end()
def logError(self, message):
self.printColor(Colors.FAIL, "Pyros : An error occurred [" + message + "]", file=sys.stderr)
return 0
class Config:
__parser = argparse.ArgumentParser("Installer parser")
__content = {
"path": "private",
"env": "venv_py3_pyros"
}
__wait = True
__print = True
usage = ""
__command_list = []
def __init__(self):
self.__parser.add_argument("command", nargs='?', default="help", help="The command you want to execute (default=help)")
self.__parser.add_argument("--env", help="Your environment directory name default=venv")
self.__parser.add_argument("--path", help="Path to the virtual env (from the source file directory) (default=private)")
self.__parser.add_argument("--nowait", action='store_true', help="Don't wait the end of a program")
self.__parser.add_argument("--noprint", action='store_true', help="Won't print")
self.usage = self.__parser.format_usage()
def parse(self):
try:
res = self.__parser.parse_args(), self.__parser.format_usage()
return (res)
except SystemExit as e:
# print(e, file=sys.stderr)
sys.exit(1)
def parseConf(self):
res, usage = self.parse()
try:
if (res.env):
self.__content["env"] = res.env
if (res.path):
self.__content["path"] = res.path
if (res.nowait):
self.__wait = False
if (res.noprint):
self.__print = False
self.__command_list.append(res.command)
return 0
except Exception as e:
print(e, file=sys.stderr)
return 1
def getPath(self):
return self.__content["path"]
def getEnv(self):
return self.__content["env"]
def getWait(self):
return self.__wait
def getPrint(self):
return self.__print
def setPrint(self, value):
self.__print = value
return 0
def setWait(self, value):
self.__wait = value
return 0
def getCommandList(self):
return self.__command_list
def printUsage(self):
print(self.usage, file=sys.stderr)
def addConf(self, key, value):
if isinstance(key, str) and isinstance(value, str):
self.__content[key] = value
return 0
return 1
def setPath(self, path):
if (os.path.isdir(path)):
if (path == ""):
path = "."
self.__content["path"] = path
return 0
return 1
def setEnvName(self, name):
self.__content["env"] = name
return 0
def getConfig(self):
return self.__content
'''
Color class
'''
class Colors:
HEADER = '\033[95m'
BLUE = '\033[94m'
GREEN = '\033[92m'
WARNING = '\033[93m'
FAIL = '\033[91m'
ENDC = '\033[0m'
BOLD = '\033[1m'
UNDERLINE = '\033[4m'
'''
Pyros class
'''
class Pyros(AManager):
help_message = "python neo.py"
init_fixture = "initial_fixture.json"
def install(self):
if (self.system == "Windows"):
self.execProcess("python install/install.py install")
else:
self.execProcess("python3 install/install.py install")
return 0
def update(self):
if (self.system == "Windows"):
self.execProcess("python install/install.py update")
else:
self.execProcess("python3 install/install.py update")
return 0
def server(self):
self.changeDirectory("src")
self.execProcessFromVenvAsync(self.venv_bin + " manage.py runserver")
self.changeDirectory("..")
return 0
def clean(self):
return self.clean_logs()
def clean_logs(self):
return self.execProcess("rm logs/*.log")
def test(self):
self.changeDirectory("src")
self.execProcessFromVenvAsync(self.venv_bin + " manage.py test")
self.changeDirectory("..")
return 0
def migrate(self):
self.changeDirectory("src")
self.execProcessFromVenv(self.venv_bin + " manage.py migrate")
self.changeDirectory("..")
return 0
def makemigrations(self):
self.changeDirectory("src")
self.execProcessFromVenv(self.venv_bin + " manage.py makemigrations")
self.changeDirectory("..")
return 0
def help(self):
count = 0
self.printFullTerm(Colors.WARNING, "Help Message")
for command, message in self.commandDescription.items():
count += 1
if (self.columns > 100):
self.printColor(Colors.BLUE, "\t"+str(count)+(' ' if count < 10 else '')+": " + command + ": ", eol='')
else:
self.printColor(Colors.BLUE, "-> " + command + ": ", eol='')
self.printColor(Colors.GREEN, message)
return 0
def updatedb(self):
self.makemigrations()
self.migrate()
return 0
def unittest(self):
self.changeDirectory("src")
self.execProcessFromVenv(self.venv_bin + " manage.py test common scheduler routine_manager user_manager alert_manager.tests.TestStrategyChange")
self.changeDirectory("..")
return 0
def test_all(self):
self.unittest()
self.changeDirectory("src")
self.replacePatternInFile("CELERY_TEST = False", "CELERY_TEST = True", "pyros/settings.py")
self.execProcess("rm -f testdb.sqlite3")
self.changeDirectory("..")
self.migrate()
self.loaddata()
self.sims_launch()
self.singleWorker("alert_manager")
self.changeDirectory("src")
self.execProcessFromVenv(self.venv_bin + " manage.py test alert_manager.tests.AlertListenerTestsCelery --keepdb --nomigrations")
self.replacePatternInFile("CELERY_TEST = True", "CELERY_TEST = False", "pyros/settings.py")
self.execProcess("rm -f testdb.sqlite3")
self.changeDirectory("..")
self.kill_simulation()
return 0
def loaddata(self):
self.changeDirectory("src")
self.execProcessFromVenv(self.venv_bin + " manage.py loaddata misc/fixtures/" + self.init_fixture)
self.changeDirectory("..")
return 0
def celery_on(self):
self.changeDirectory("src")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q alert_listener_q -n pyros@alert_listener -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q monitoring_q -n pyros@monitoring -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q majordome_q -n pyros@majordome -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q scheduling_q --purge -n pyros@scheduling -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q execute_sequence_q --purge -n pyros@execute_sequence -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q execute_plan_vis_q --purge -n pyros@execute_plan_vis -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q execute_plan_vis_q --purge -n pyros@execute_plan_nir -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q create_calibrations_q --purge -n pyros@create_calibrations -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q analysis_q --purge -n pyros@analysis -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q system_status_q --purge -n pyros@system_status -c 1")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q change_obs_conditions_q --purge -n pyros@change_obs_conditions -c 1")
self.changeDirectory("..")
return 0
def start(self):
self.stop()
self.celery_on()
return 0
def stop(self):
if (self.system == "Windows"):
self.execProcessAsync("taskkill /f /im celery.exe")
self.execProcessAsync("taskkill /f /im python.exe")
else:
self.execProcessAsync("ps aux | grep \"celery worker\" | awk '{print $2}' | xargs kill -9")
return 0
def init_database(self):
self.makemigrations()
self.migrate()
self.loaddata()
def simulator(self):
self.changeDirectory("src")
self.replacePatternInFile("CELERY_TEST = True", "CELERY_TEST = False", "pyros/settings.py")
self.execProcess("rm -f testdb.sqlite3")
self.changeDirectory("..")
self.migrate()
self.loaddata()
self.server()
self.sleep(2)
self.printFullTerm(Colors.WARNING, "SUMMARY")
self.printColor(Colors.GREEN, "The simulator has been successfully initialised")
self.printColor(Colors.GREEN, "The simulator run on a temp database : src/testdb.sqlite3")
self.printColor(Colors.GREEN, "The simulation will be ended by the task 'simulator herself'")
self.printColor(Colors.GREEN, "If you want to shutdown the simulation, please run :")
self.printColor(Colors.GREEN, "CTRL-C or ./pyrosrun.sh kill_simulation")
self.printColor(Colors.GREEN, "If the simulation isn't correctly killed, please switch the variable")
self.printColor(Colors.GREEN, "CELERY_TEST in src/pyros/settings.py to false")
self.printFullTerm(Colors.WARNING, "SUMMARY")
conf = self.askQuestion("Which simulation do you want to use", default="conf.json")
self.celery_on()
self.sleep(3)
self.sims_launch(conf)
return 0
def kill_server(self):
self.execProcessAsync("fuser -k 8000/tcp")
return 0
def kill_simulation(self):
self.changeDirectory("src")
self.replacePatternInFile("CELERY_TEST = True", "CELERY_TEST = False", "pyros/settings.py")
if (self.system == "Windows"):
self.execProcessAsync("taskkill /f /im python.exe")
self.execProcessAsync("rm -f testdb.sqlite3")
self.changeDirectory("..")
return 0
self.execProcessAsync("fuser -k 8000/tcp")
self.execProcessAsync("rm -f testdb.sqlite3")
self.execProcessAsync("ps aux | grep \" userSimulator.py\" | awk '{ print $2 }' | xargs kill")
self.execProcessAsync("ps aux | grep \" alertSimulator.py\" | awk '{ print $2 }' | xargs kill")
self.execProcessAsync("ps aux | grep \" plcSimulator.py\" | awk '{ print $2 }' | xargs kill")
self.execProcessAsync("ps aux | grep \" telescopeSimulator.py\" | awk '{ print $2 }' | xargs kill")
self.execProcessAsync("ps aux | grep \" cameraNIRSimulator.py\" | awk '{ print $2 }' | xargs kill")
self.execProcessAsync("ps aux | grep \" cameraVISSimulator.py\" | awk '{ print $2 }' | xargs kill")
self.changeDirectory("..")
self.stop()
self.printFullTerm(Colors.GREEN, "simulation ended")
return 0
def sims_launch(self, conf=""):
self.changeDirectory("simulators/config")
self.execProcess("ls conf*.json")
if (conf == ""):
conf = self.askQuestion("Which simulation do you want to use", default="conf.json")
if not os.path.isfile(conf):
self.printColor(Colors.FAIL, "The simulation file " + conf + " does not exist")
return 1
self.changeDirectory("..")
self.changeDirectory("user")
self.execProcessFromVenvAsync(self.venv_bin + " userSimulator.py " + conf)
self.changeDirectory("..")
self.changeDirectory("alert")
self.execProcessFromVenvAsync(self.venv_bin + " alertSimulator.py " + conf)
self.changeDirectory("..")
self.changeDirectory("plc")
self.execProcessFromVenvAsync(self.venv_bin + " plcSimulator.py " + conf)
self.changeDirectory("..")
self.changeDirectory("camera")
self.execProcessFromVenvAsync(self.venv_bin + " cameraVISSimulator.py " + conf)
self.execProcessFromVenvAsync(self.venv_bin + " cameraNIRSimulator.py " + conf)
self.changeDirectory("..")
self.changeDirectory("telescope")
self.execProcessFromVenvAsync(self.venv_bin + " telescopeSimulator.py " + conf)
self.changeDirectory("..")
self.changeDirectory("..")
return 0
def singleWorker(self, worker):
self.changeDirectory("src")
self.execProcessFromVenvAsync(self.venv_cel + " worker -A pyros -Q "+ worker +"_q -n pyros@"+worker+" -c 1")
self.changeDirectory("..")
return 0
def __init__(self, argv):
super(Pyros, self).__init__(argv)
self.commandMatcher = {
"install": self.install,
"update": self.update,
"server": self.server,
"clean": self.clean,
"clean_logs": self.clean_logs,
"test": self.test,
"migrate": self.migrate,
"makemigrations": self.makemigrations,
"updatedb": self.updatedb,
"unittest": self.unittest,
"test_all": self.test_all,
"celery_on": self.celery_on,
"init_database": self.init_database,
"kill_server": self.kill_server,
"loaddata": self.loaddata,
"start": self.start,
"stop": self.stop,
"simulator": self.simulator,
"kill_simulation": self.kill_simulation,
"sims_launch": self.sims_launch,
"help": self.help,
}
self.commandDescription = {
"install": "Launch the server installation",
"update": "Update the server",
"server": "Launch the web server",
"loaddata": "Load the initial fixture in database",
"clean": "clean the repository",
"clean_logs": "clean the log directory",
"test": "launch the server tests",
"migrate": "execute migrations",
"makemigrations": "create new migrations",
"help": "Help message",
"updatedb": "Update the database",
"kill_server": "Kill the web server on port 8000",
"init_database": "Create a standard context for pyros in db",
"unittest": "Runs the tests thaht don't need celery",
"test_all": "Run all the existing tests (this command needs to be updated when tests are added in the project",
"celery_on": "Starts celery workers",
"start": "Stop the celery workers then the web server",
"stop": "stops the celery workers",
"simulator": "Launch a simulation",
"kill_simulation": "kill the simulators / celery workers / web server",
"sims_launch": "Launch only the simulators",
}
if __name__ == "__main__":
conf = Config()
if conf.parseConf():
sys.exit(1)
pyros = Pyros(conf)
sys.exit(pyros.exec())