def load(repo_file, tag_file, target_file):
# Verify that tag file content matches our own tag
tag = get_tag()
with open(tag_file) as f:
tag_from_file = f.read().strip()
# Use no tag if the provided file is empty
if not tag_from_file:
tag = ''
if tag != tag_from_file:
raise Exception("ERROR: Tag file content '{}' differs from the Loader's tag '{}'."
" Please check sanity of the sail script.".format(tag_from_file, tag))
with open(repo_file) as f:
repo = f.read().strip()
with open(target_file) as f:
target = f.read().strip()
modify_yaml(repo, tag)
call_crane('run', target)
start(repo, target, repo_file, tag_file, target_file, tag)
def load(repo_file, tag_file, target_file):
# Verify that tag file content matches our own tag
tag = get_tag()
with open(tag_file) as f:
tag_from_file = f.read().strip()
# Use no tag if the provided file is empty
if not tag_from_file:
tag = ''
if tag != tag_from_file:
raise Exception(
"ERROR: Tag file content '{}' differs from the Loader's tag '{}'."
" Please check sanity of the sail script.".format(
tag_from_file, tag))
with open(repo_file) as f:
repo = f.read().strip()
with open(target_file) as f:
target = f.read().strip()
modify_yaml(repo, tag)
call_crane('run', target)
start(repo, target, repo_file, tag_file, target_file, tag)
def main():
if len(argv) == 1:
raise Exception('Please specify a command')
elif argv[1] == 'images':
for i in loader.get_images():
print i
elif argv[1] == 'containers':
with open(CRANE_YML_PATH) as f:
y = yaml.load(f)
for key in y['containers']:
print key
elif argv[1] == 'tag':
print loader.get_tag()
elif argv[1] == 'verify':
loader.verify(argv[2])
elif argv[1] == 'load':
if len(argv) != 5:
print >> stderr, "Usage: {} {} repo_file tag_file target_file".format(
argv[0], argv[1])
print >> stderr, " Provide an empty repo file to use the default Docker repo."
print >> stderr, " Provide an empty target file to launch the default Crane target."
print >>stderr, " Provide an empty tag file to use the 'latest' tag and override " \
"the Loader's own tag file. Otherwise content of the two files must be identical."
raise Exception('Wrong arguments for command {}'.format(argv[1]))
loader.load(argv[2], argv[3], argv[4])
elif argv[1] == 'install-getty':
install_getty(argv[2])
elif argv[1] == 'modified-yml':
if len(argv) != 4:
print >> stderr, "Usage: {} {} <repo> <tag>".format(
argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3])
with open(MODIFIED_YML_PATH) as f:
print f.read()
elif argv[1] == 'modified-containers':
if len(argv) != 4:
print >> stderr, "Usage: {} {} <repo> <tag>".format(
argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3])
with open(MODIFIED_YML_PATH) as f:
y = yaml.load(f)
for key in y['containers']:
print key
elif argv[1] == 'modified-images':
if len(argv) != 4:
print >> stderr, "Usage: {} {} <repo> <tag>".format(
argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3])
with open(MODIFIED_YML_PATH) as f:
y = yaml.load(f)
for value in y['containers'].itervalues():
print value['image']
elif argv[1] == 'create-containers':
if len(argv) <= 5:
print >> stderr, "Usage: {} {} <repo> <tag> <loader-container> container ...".format(
argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3], argv[4], False)
for i in argv[5:]:
call_crane('create', i)
elif argv[1] == 'simulate-getty':
install_getty('/tmp')
subprocess.call('/tmp/run')
else:
raise Exception('Unknown command: {}'.format(argv[1]))
def main():
if len(argv) == 1:
raise Exception('Please specify a command')
elif argv[1] == 'images':
for i in loader.get_images():
print i
elif argv[1] == 'containers':
with open(CRANE_YML_PATH) as f:
y = yaml.load(f)
for key in y['containers']:
print key
elif argv[1] == 'tag':
print loader.get_tag()
elif argv[1] == 'verify':
loader.verify(argv[2])
elif argv[1] == 'load':
if len(argv) != 5:
print >>stderr, "Usage: {} {} repo_file tag_file target_file".format(argv[0], argv[1])
print >>stderr, " Provide an empty repo file to use the default Docker repo."
print >>stderr, " Provide an empty target file to launch the default Crane target."
print >>stderr, " Provide an empty tag file to use the 'latest' tag and override " \
"the Loader's own tag file. Otherwise content of the two files must be identical."
raise Exception('Wrong arguments for command {}'.format(argv[1]))
loader.load(argv[2], argv[3], argv[4])
elif argv[1] == 'install-getty':
install_getty(argv[2])
elif argv[1] == 'modified-yml':
if len(argv) != 4:
print >>stderr, "Usage: {} {} <repo> <tag>".format(argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3])
with open(MODIFIED_YML_PATH) as f:
print f.read()
elif argv[1] == 'modified-containers':
if len(argv) != 4:
print >>stderr, "Usage: {} {} <repo> <tag>".format(argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3])
with open(MODIFIED_YML_PATH) as f:
y = yaml.load(f)
for key in y['containers']:
print key
elif argv[1] == 'modified-images':
if len(argv) != 4:
print >>stderr, "Usage: {} {} <repo> <tag>".format(argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3])
with open(MODIFIED_YML_PATH) as f:
y = yaml.load(f)
for value in y['containers'].itervalues():
print value['image']
elif argv[1] == 'create-containers':
if len(argv) <= 5:
print >>stderr, "Usage: {} {} <repo> <tag> <loader-container> container ...".format(argv[0], argv[1])
exit(11)
modify_yaml(argv[2], argv[3], argv[4], False)
for i in argv[5:]:
call_crane('create', i)
elif argv[1] == 'simulate-getty':
install_getty('/tmp')
subprocess.call('/tmp/run')
else:
raise Exception('Unknown command: {}'.format(argv[1]))
def kill_other_containers():
call_crane('kill', _current_target)
