def main (): if len(sys.argv) == 1: run_exabgp() return if sys.argv[1] == 'bgp': sys.argv = sys.argv[1:] run_exabgp() return if sys.argv[1] == 'bmp': sys.argv = sys.argv[1:] run_exabgp() return if sys.argv[1] == 'healthcheck': sys.argv = sys.argv[1:] run_healthcheck() return if sys.argv[1] == 'cli': sys.argv = sys.argv[1:] run_cli() return run_exabgp()
def main (): if len(sys.argv) == 1: run_exabgp() return if sys.argv[1] == 'bgp': sys.argv = sys.argv[1:] run_exabgp() return if sys.argv[1] == 'bmp': sys.argv = sys.argv[1:] run_exabgp() return if sys.argv[1] == 'healthcheck': sys.argv = sys.argv[1:] run_healthcheck() return if sys.argv[1] == 'cli': sys.argv = sys.argv[1:] run_cli() return run_exabgp()
def main():
options = docopt.docopt(usage, help=False)
major = int(sys.version[0])
minor = int(sys.version[2])
if major != 2 or minor < 5:
sys.exit(
'This program can not work (is not tested) with your python version (< 2.5 or >= 3.0)'
)
if options["--version"]:
print 'ExaBGP : %s' % version
print 'Python : %s' % sys.version.replace('\n', ' ')
print 'Uname : %s' % ' '.join(platform.uname()[:5])
sys.exit(0)
if options["--folder"]:
folder = os.path.realpath(os.path.normpath(options["--folder"]))
elif sys.argv[0].endswith('/bin/exabgp'):
folder = sys.argv[0][:-len('/bin/exabgp')] + '/etc/exabgp'
elif sys.argv[0].endswith('/sbin/exabgp'):
folder = sys.argv[0][:-len('/sbin/exabgp')] + '/etc/exabgp'
else:
folder = '/etc/exabgp'
os.environ['EXABGP_ETC'] = folder # This is not most pretty
if options["--run"]:
sys.argv = sys.argv[sys.argv.index('--run') + 1:]
if sys.argv[0] == 'healthcheck':
from exabgp.application import run_healthcheck
run_healthcheck()
elif sys.argv[0] == 'cli':
from exabgp.application import run_cli
run_cli()
else:
print(usage)
sys.exit(0)
return
envfile = 'exabgp.env' if not options["--env"] else options["--env"]
if not envfile.startswith('/'):
envfile = '%s/%s' % (folder, envfile)
from exabgp.configuration.setup import environment
try:
env = environment.setup(envfile)
except environment.Error, exc:
print usage
print '\nconfiguration issue,', str(exc)
sys.exit(1)
def main ():
options = docopt.docopt(usage, help=False)
major = int(sys.version[0])
minor = int(sys.version[2])
if major != 2 or minor < 5:
sys.exit('This program can not work (is not tested) with your python version (< 2.5 or >= 3.0)')
if options["--version"]:
print 'ExaBGP : %s' % version
print 'Python : %s' % sys.version.replace('\n',' ')
print 'Uname : %s' % ' '.join(platform.uname()[:5])
sys.exit(0)
if options["--folder"]:
folder = os.path.realpath(os.path.normpath(options["--folder"]))
elif sys.argv[0].endswith('/bin/exabgp'):
folder = sys.argv[0][:-len('/bin/exabgp')] + '/etc/exabgp'
elif sys.argv[0].endswith('/sbin/exabgp'):
folder = sys.argv[0][:-len('/sbin/exabgp')] + '/etc/exabgp'
else:
folder = '/etc/exabgp'
os.environ['EXABGP_ETC'] = folder # This is not most pretty
if options["--run"]:
sys.argv = sys.argv[sys.argv.index('--run')+1:]
if sys.argv[0] == 'healthcheck':
from exabgp.application import run_healthcheck
run_healthcheck()
elif sys.argv[0] == 'cli':
from exabgp.application import run_cli
run_cli()
else:
print(usage)
sys.exit(0)
return
envfile = 'exabgp.env' if not options["--env"] else options["--env"]
if not envfile.startswith('/'):
envfile = '%s/%s' % (folder, envfile)
from exabgp.configuration.setup import environment
try:
env = environment.setup(envfile)
except environment.Error,exc:
print usage
print '\nconfiguration issue,', str(exc)
sys.exit(1)
def main():
options = docopt.docopt(usage, help=False)
major = int(sys.version[0])
minor = int(sys.version[2])
if major != 2 or minor < 5:
sys.exit(
'This program can not work (is not tested) with your python version (< 2.5 or >= 3.0)'
)
if options["--version"]:
print('ExaBGP : %s' % version)
print('Python : %s' % sys.version.replace('\n', ' '))
print('Uname : %s' % ' '.join(platform.uname()[:5]))
sys.exit(0)
if options["--folder"]:
folder = os.path.realpath(os.path.normpath(options["--folder"]))
elif sys.argv[0].endswith('/bin/exabgp'):
folder = sys.argv[0][:-len('/bin/exabgp')] + '/etc/exabgp'
elif sys.argv[0].endswith('/sbin/exabgp'):
folder = sys.argv[0][:-len('/sbin/exabgp')] + '/etc/exabgp'
else:
folder = '/etc/exabgp'
os.environ['EXABGP_ETC'] = folder # This is not most pretty
if options["--run"]:
sys.argv = sys.argv[sys.argv.index('--run') + 1:]
if sys.argv[0] == 'healthcheck':
from exabgp.application import run_healthcheck
run_healthcheck()
elif sys.argv[0] == 'cli':
from exabgp.application import run_cli
run_cli()
else:
print(usage)
sys.exit(0)
return
envfile = 'exabgp.env' if not options["--env"] else options["--env"]
if not envfile.startswith('/'):
envfile = '%s/%s' % (folder, envfile)
from exabgp.configuration.setup import environment
try:
env = environment.setup(envfile)
except environment.Error as exc:
print(usage)
print('\nconfiguration issue,', str(exc))
sys.exit(1)
# Must be done before setting the logger as it modify its behaviour
if options["--debug"]:
env.log.all = True
env.log.level = syslog.LOG_DEBUG
logger = Logger()
named_pipe = os.environ.get('NAMED_PIPE', '')
if named_pipe:
from exabgp.application.control import main as control
control(named_pipe)
sys.exit(0)
if options["--decode"]:
decode = ''.join(options["--decode"]).replace(':', '').replace(' ', '')
if not is_bgp(decode):
print(usage)
print('Environment values are:\n' +
'\n'.join(' - %s' % _ for _ in environment.default()))
print("")
print("The BGP message must be an hexadecimal string.")
print("")
print("All colons or spaces are ignored, for example:")
print("")
print(" --decode 001E0200000007900F0003000101")
print(" --decode 001E:02:0000:0007:900F:0003:0001:01")
print(
" --decode FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF001E0200000007900F0003000101"
)
print(
" --decode FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF:001E:02:0000:0007:900F:0003:0001:01"
)
print(
" --decode 'FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF 001E02 00000007900F0003000101'"
)
sys.exit(1)
else:
decode = ''
# Make sure our child has a named pipe name
if env.api.file:
os.environ['NAMED_PIPE'] = env.api.file
duration = options["--signal"]
if duration and duration.isdigit():
pid = os.fork()
if pid:
import time
import signal
try:
time.sleep(int(duration))
os.kill(pid, signal.SIGUSR1)
except KeyboardInterrupt:
pass
try:
pid, code = os.wait()
sys.exit(code)
except KeyboardInterrupt:
try:
pid, code = os.wait()
sys.exit(code)
except Exception:
sys.exit(0)
if options["--help"]:
print(usage)
print('Environment values are:\n' +
'\n'.join(' - %s' % _ for _ in environment.default()))
sys.exit(0)
if options["--decode"]:
env.log.parser = True
env.debug.route = decode
env.tcp.bind = ''
if options["--profile"]:
env.profile.enable = True
if options["--profile"].lower() in ['1', 'true']:
env.profile.file = True
elif options["--profile"].lower() in ['0', 'false']:
env.profile.file = False
else:
env.profile.file = options["--profile"]
if envfile and not os.path.isfile(envfile):
comment = 'environment file missing\ngenerate it using "exabgp --fi > %s"' % envfile
else:
comment = ''
if options["--full-ini"] or options["--fi"]:
for line in environment.iter_ini():
print(line)
sys.exit(0)
if options["--full-env"] or options["--fe"]:
print()
for line in environment.iter_env():
print(line)
sys.exit(0)
if options["--diff-ini"] or options["--di"]:
for line in environment.iter_ini(True):
print(line)
sys.exit(0)
if options["--diff-env"] or options["--de"]:
for line in environment.iter_env(True):
print(line)
sys.exit(0)
if options["--once"]:
env.tcp.once = True
if options["--pdb"]:
# The following may fail on old version of python (but is required for debug.py)
os.environ['PDB'] = 'true'
env.debug.pdb = True
if options["--test"]:
env.debug.selfcheck = True
env.log.parser = True
if options["--memory"]:
env.debug.memory = True
configurations = []
# check the file only once that we have parsed all the command line options and allowed them to run
if options["<configuration>"]:
for f in options["<configuration>"]:
normalised = os.path.realpath(os.path.normpath(f))
if os.path.isfile(normalised):
configurations.append(normalised)
continue
if f.startswith('etc/exabgp'):
normalised = os.path.join(folder, f[11:])
if os.path.isfile(normalised):
configurations.append(normalised)
continue
logger.configuration(
'one of the arguments passed as configuration is not a file (%s)'
% f, 'error')
sys.exit(1)
else:
print(usage)
print('Environment values are:\n' +
'\n'.join(' - %s' % _ for _ in environment.default()))
print('\nno configuration file provided')
sys.exit(1)
from exabgp.bgp.message.update.attribute import Attribute
Attribute.caching = env.cache.attributes
if env.debug.rotate or len(configurations) == 1:
run(env, comment, configurations)
if not (env.log.destination in ('syslog', 'stdout', 'stderr')
or env.log.destination.startswith('host:')):
logger.configuration(
'can not log to files when running multiple configuration (as we fork)',
'error')
sys.exit(1)
try:
# run each configuration in its own process
pids = []
for configuration in configurations:
pid = os.fork()
if pid == 0:
run(env, comment, [configuration], os.getpid())
else:
pids.append(pid)
# If we get a ^C / SIGTERM, ignore just continue waiting for our child process
import signal
signal.signal(signal.SIGINT, signal.SIG_IGN)
# wait for the forked processes
for pid in pids:
os.waitpid(pid, 0)
except OSError as exc:
logger.reactor(
'Can not fork, errno %d : %s' % (exc.errno, exc.strerror),
'critical')
sys.exit(1)
def main ():
major = int(sys.version[0])
minor = int(sys.version[2])
if major <= 2 and minor < 5:
sys.stdout.write('This program can not work (is not tested) with your python version (< 2.5)\n')
sys.stdout.flush()
sys.exit(1)
cli_named_pipe = os.environ.get('exabgp_cli_pipe','')
if cli_named_pipe:
from exabgp.application.control import main as control
control(cli_named_pipe)
sys.exit(0)
options = docopt.docopt(usage, help=False)
if options["--run"]:
sys.argv = sys.argv[sys.argv.index('--run')+1:]
if sys.argv[0] == 'healthcheck':
from exabgp.application import run_healthcheck
run_healthcheck()
elif sys.argv[0] == 'cli':
from exabgp.application import run_cli
run_cli()
else:
sys.stdout.write(usage)
sys.stdout.flush()
sys.exit(0)
return
root = root_folder(options,['/bin/exabgp','/sbin/exabgp','/lib/exabgp/application/bgp.py','/lib/exabgp/application/control.py'])
etc = root + '/etc/exabgp'
os.environ['EXABGP_ETC'] = etc # This is not most pretty
if options["--version"]:
sys.stdout.write('ExaBGP : %s\n' % version)
sys.stdout.write('Python : %s\n' % sys.version.replace('\n',' '))
sys.stdout.write('Uname : %s\n' % ' '.join(platform.uname()[:5]))
sys.stdout.write('Root : %s\n' % root)
sys.stdout.flush()
sys.exit(0)
envfile = get_envfile(options,etc)
env = get_env(envfile)
# Must be done before setting the logger as it modify its behaviour
if options["--debug"]:
env.log.all = True
env.log.level = syslog.LOG_DEBUG
logger = Logger()
from exabgp.configuration.setup import environment
if options["--decode"]:
decode = ''.join(options["--decode"]).replace(':','').replace(' ','')
if not is_bgp(decode):
sys.stdout.write(usage)
sys.stdout.write('Environment values are:\n%s\n\n' % '\n'.join(' - %s' % _ for _ in environment.default()))
sys.stdout.write('The BGP message must be an hexadecimal string.\n\n')
sys.stdout.write('All colons or spaces are ignored, for example:\n\n')
sys.stdout.write(' --decode 001E0200000007900F0003000101\n')
sys.stdout.write(' --decode 001E:02:0000:0007:900F:0003:0001:01\n')
sys.stdout.write(' --decode FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF001E0200000007900F0003000101\n')
sys.stdout.write(' --decode FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF:001E:02:0000:0007:900F:0003:0001:01\n')
sys.stdout.write(' --decode \'FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF 001E02 00000007900F0003000101\n\'')
sys.stdout.flush()
sys.exit(1)
else:
decode = ''
duration = options["--signal"]
if duration and duration.isdigit():
pid = os.fork()
if pid:
import time
import signal
try:
time.sleep(int(duration))
os.kill(pid,signal.SIGUSR1)
except KeyboardInterrupt:
pass
try:
pid,code = os.wait()
sys.exit(code)
except KeyboardInterrupt:
try:
pid,code = os.wait()
sys.exit(code)
except Exception:
sys.exit(0)
if options["--help"]:
sys.stdout.write(usage)
sys.stdout.write('Environment values are:\n' + '\n'.join(' - %s' % _ for _ in environment.default()))
sys.stdout.flush()
sys.exit(0)
if options["--decode"]:
env.log.parser = True
env.debug.route = decode
env.tcp.bind = ''
if options["--profile"]:
env.profile.enable = True
if options["--profile"].lower() in ['1','true']:
env.profile.file = True
elif options["--profile"].lower() in ['0','false']:
env.profile.file = False
else:
env.profile.file = options["--profile"]
if envfile and not os.path.isfile(envfile):
comment = 'environment file missing\ngenerate it using "exabgp --fi > %s"' % envfile
else:
comment = ''
if options["--full-ini"] or options["--fi"]:
for line in environment.iter_ini():
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--full-env"] or options["--fe"]:
print()
for line in environment.iter_env():
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--diff-ini"] or options["--di"]:
for line in environment.iter_ini(True):
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--diff-env"] or options["--de"]:
for line in environment.iter_env(True):
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--once"]:
env.tcp.once = True
if options["--pdb"]:
# The following may fail on old version of python (but is required for debug.py)
os.environ['PDB'] = 'true'
env.debug.pdb = True
if options["--test"]:
env.debug.selfcheck = True
env.log.parser = True
if options["--memory"]:
env.debug.memory = True
configurations = []
# check the file only once that we have parsed all the command line options and allowed them to run
if options["<configuration>"]:
for f in options["<configuration>"]:
normalised = os.path.realpath(os.path.normpath(f))
if os.path.isfile(normalised):
configurations.append(normalised)
continue
if f.startswith('etc/exabgp'):
normalised = os.path.join(etc,f[11:])
if os.path.isfile(normalised):
configurations.append(normalised)
continue
logger.debug('one of the arguments passed as configuration is not a file (%s)' % f,'configuration')
sys.exit(1)
else:
sys.stdout.write(usage)
sys.stdout.write('Environment values are:\n%s\n\n' % '\n'.join(' - %s' % _ for _ in environment.default()))
sys.stdout.write('no configuration file provided')
sys.stdout.flush()
sys.exit(1)
from exabgp.bgp.message.update.attribute import Attribute
Attribute.caching = env.cache.attributes
if env.debug.rotate or len(configurations) == 1:
run(env,comment,configurations,root,options["--validate"])
if not (env.log.destination in ('syslog','stdout','stderr') or env.log.destination.startswith('host:')):
logger.error('can not log to files when running multiple configuration (as we fork)','configuration')
sys.exit(1)
try:
# run each configuration in its own process
pids = []
for configuration in configurations:
pid = os.fork()
if pid == 0:
run(env,comment,[configuration],root,options["--validate"],os.getpid())
else:
pids.append(pid)
# If we get a ^C / SIGTERM, ignore just continue waiting for our child process
import signal
signal.signal(signal.SIGINT, signal.SIG_IGN)
# wait for the forked processes
for pid in pids:
os.waitpid(pid,0)
except OSError as exc:
logger.critical('can not fork, errno %d : %s' % (exc.errno,exc.strerror),'reactor')
sys.exit(1)
def main():
major = int(sys.version[0])
minor = int(sys.version[2])
if major <= 2 and minor < 5:
sys.stdout.write(
'This program can not work (is not tested) with your python version (< 2.5)\n'
)
sys.stdout.flush()
sys.exit(1)
cli_named_pipe = os.environ.get('exabgp_cli_pipe', '')
if cli_named_pipe:
from exabgp.application.control import main as control
control(cli_named_pipe)
sys.exit(0)
options = docopt.docopt(usage, help=False)
if options["--run"]:
sys.argv = sys.argv[sys.argv.index('--run') + 1:]
if sys.argv[0] == 'healthcheck':
from exabgp.application import run_healthcheck
run_healthcheck()
elif sys.argv[0] == 'cli':
from exabgp.application import run_cli
run_cli()
else:
sys.stdout.write(usage)
sys.stdout.flush()
sys.exit(0)
return
root = root_folder(options, [
'/bin/exabgp', '/sbin/exabgp', '/lib/exabgp/application/bgp.py',
'/lib/exabgp/application/control.py'
])
prefix = '' if root == '/usr' else root
etc = prefix + '/etc/exabgp'
os.environ['EXABGP_ETC'] = etc # This is not most pretty
if options["--version"]:
sys.stdout.write('ExaBGP : %s\n' % version)
sys.stdout.write('Python : %s\n' % sys.version.replace('\n', ' '))
sys.stdout.write('Uname : %s\n' % ' '.join(platform.uname()[:5]))
sys.stdout.write('Root : %s\n' % root)
sys.stdout.flush()
sys.exit(0)
envfile = get_envfile(options, etc)
env = get_env(envfile)
# Must be done before setting the logger as it modify its behaviour
if options["--debug"]:
env.log.all = True
env.log.level = syslog.LOG_DEBUG
logger = Logger()
from exabgp.configuration.setup import environment
if options["--decode"]:
decode = ''.join(options["--decode"]).replace(':', '').replace(' ', '')
if not is_bgp(decode):
sys.stdout.write(usage)
sys.stdout.write('Environment values are:\n%s\n\n' %
'\n'.join(' - %s' % _
for _ in environment.default()))
sys.stdout.write(
'The BGP message must be an hexadecimal string.\n\n')
sys.stdout.write(
'All colons or spaces are ignored, for example:\n\n')
sys.stdout.write(' --decode 001E0200000007900F0003000101\n')
sys.stdout.write(
' --decode 001E:02:0000:0007:900F:0003:0001:01\n')
sys.stdout.write(
' --decode FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF001E0200000007900F0003000101\n'
)
sys.stdout.write(
' --decode FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF:001E:02:0000:0007:900F:0003:0001:01\n'
)
sys.stdout.write(
' --decode \'FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF 001E02 00000007900F0003000101\n\''
)
sys.stdout.flush()
sys.exit(1)
else:
decode = ''
duration = options["--signal"]
if duration and duration.isdigit():
pid = os.fork()
if pid:
import time
import signal
try:
time.sleep(int(duration))
os.kill(pid, signal.SIGUSR1)
except KeyboardInterrupt:
pass
try:
pid, code = os.wait()
sys.exit(code)
except KeyboardInterrupt:
try:
pid, code = os.wait()
sys.exit(code)
except Exception:
sys.exit(0)
if options["--help"]:
sys.stdout.write(usage)
sys.stdout.write('Environment values are:\n' +
'\n'.join(' - %s' % _ for _ in environment.default()))
sys.stdout.flush()
sys.exit(0)
if options["--decode"]:
env.log.parser = True
env.debug.route = decode
env.tcp.bind = ''
if options["--profile"]:
env.profile.enable = True
if options["--profile"].lower() in ['1', 'true']:
env.profile.file = True
elif options["--profile"].lower() in ['0', 'false']:
env.profile.file = False
else:
env.profile.file = options["--profile"]
if envfile and not os.path.isfile(envfile):
comment = 'environment file missing\ngenerate it using "exabgp --fi > %s"' % envfile
else:
comment = ''
if options["--full-ini"] or options["--fi"]:
for line in environment.iter_ini():
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--full-env"] or options["--fe"]:
print()
for line in environment.iter_env():
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--diff-ini"] or options["--di"]:
for line in environment.iter_ini(True):
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--diff-env"] or options["--de"]:
for line in environment.iter_env(True):
sys.stdout.write('%s\n' % line)
sys.stdout.flush()
sys.exit(0)
if options["--once"]:
env.tcp.once = True
if options["--pdb"]:
# The following may fail on old version of python (but is required for debug.py)
os.environ['PDB'] = 'true'
env.debug.pdb = True
if options["--test"]:
env.debug.selfcheck = True
env.log.parser = True
if options["--memory"]:
env.debug.memory = True
configurations = []
# check the file only once that we have parsed all the command line options and allowed them to run
if options["<configuration>"]:
for f in options["<configuration>"]:
# some users are using symlinks for atomic change of the configuration file
# using mv may however be better practice :p
normalised = os.path.realpath(os.path.normpath(f))
target = os.path.realpath(normalised)
if os.path.isfile(target):
configurations.append(normalised)
continue
if f.startswith('etc/exabgp'):
normalised = os.path.join(etc, f[11:])
if os.path.isfile(normalised):
configurations.append(normalised)
continue
logger.debug(
'one of the arguments passed as configuration is not a file (%s)'
% f, 'configuration')
sys.exit(1)
else:
sys.stdout.write(usage)
sys.stdout.write('Environment values are:\n%s\n\n' %
'\n'.join(' - %s' % _ for _ in environment.default()))
sys.stdout.write('no configuration file provided')
sys.stdout.flush()
sys.exit(1)
from exabgp.bgp.message.update.attribute import Attribute
Attribute.caching = env.cache.attributes
if env.debug.rotate or len(configurations) == 1:
run(env, comment, configurations, root, options["--validate"])
if not (env.log.destination in ('syslog', 'stdout', 'stderr')
or env.log.destination.startswith('host:')):
logger.error(
'can not log to files when running multiple configuration (as we fork)',
'configuration')
sys.exit(1)
try:
# run each configuration in its own process
pids = []
for configuration in configurations:
pid = os.fork()
if pid == 0:
run(env, comment, [configuration], root, options["--validate"],
os.getpid())
else:
pids.append(pid)
# If we get a ^C / SIGTERM, ignore just continue waiting for our child process
import signal
signal.signal(signal.SIGINT, signal.SIG_IGN)
# wait for the forked processes
for pid in pids:
os.waitpid(pid, 0)
except OSError as exc:
logger.critical(
'can not fork, errno %d : %s' % (exc.errno, exc.strerror),
'reactor')
sys.exit(1)