def discover_satellite(cli, deploy=True, timeout=5):
"""Looks to make sure a satellite exists, returns endpoint
First makes sure we have dotcloud account credentials. Then it looks
up the environment for the satellite app. This will contain host and
port to construct an endpoint. However, if app doesn't exist, or
endpoint does not check out, we call `launch_satellite` to deploy,
which calls `discover_satellite` again when finished. Ultimately we
return a working endpoint.
"""
if not cli.global_config.loaded:
cli.die("Please setup skypipe by running `skypipe --setup`")
try:
endpoint = lookup_endpoint(cli)
ok = client.check_skypipe_endpoint(endpoint, timeout)
if ok:
return endpoint
else:
return launch_satellite(cli) if deploy else None
except (RESTAPIError, KeyError):
return launch_satellite(cli) if deploy else None
def discover_satellite(cli, deploy=True, timeout=5):
"""Looks to make sure a satellite exists, returns endpoint
First makes sure we have dotcloud account credentials. Then it looks
up the environment for the satellite app. This will contain host and
port to construct an endpoint. However, if app doesn't exist, or
endpoint does not check out, we call `launch_satellite` to deploy,
which calls `discover_satellite` again when finished. Ultimately we
return a working endpoint.
"""
if not cli.global_config.loaded:
cli.die("Please setup skypipe by running `skypipe --setup`")
try:
endpoint = lookup_endpoint(cli)
ok = client.check_skypipe_endpoint(endpoint, timeout)
if ok:
return endpoint
else:
return launch_satellite(cli) if deploy else None
except (RESTAPIError, KeyError):
return launch_satellite(cli) if deploy else None
def launch_satellite(cli):
"""Deploys a new satellite app over any existing app"""
cli.info("Launching skypipe satellite:")
finish = wait_for(" Pushing to dotCloud")
# destroy any existing satellite
url = '/applications/{0}'.format(APPNAME)
try:
res = cli.user.delete(url)
except RESTAPIError:
pass
# create new satellite app
url = '/applications'
try:
cli.user.post(url, {
'name': APPNAME,
'flavor': 'sandbox'
})
except RESTAPIError as e:
if e.code == 409:
cli.die('Application "{0}" already exists.'.format(APPNAME))
else:
cli.die('Creating application "{0}" failed: {1}'.format(APPNAME, e))
class args: application = APPNAME
#cli._connect(args)
# push satellite code
protocol = 'rsync'
url = '/applications/{0}/push-endpoints{1}'.format(APPNAME, '')
endpoint = cli._select_endpoint(cli.user.get(url).items, protocol)
class args: path = satellite_path
cli.push_with_rsync(args, endpoint)
# tell dotcloud to deploy, then wait for it to finish
revision = None
clean = False
url = '/applications/{0}/deployments'.format(APPNAME)
response = cli.user.post(url, {'revision': revision, 'clean': clean})
deploy_trace_id = response.trace_id
deploy_id = response.item['deploy_id']
finish = wait_for(" Waiting for deployment", finish)
try:
res = cli._stream_deploy_logs(APPNAME, deploy_id,
deploy_trace_id=deploy_trace_id, follow=True)
if res != 0:
return res
except KeyboardInterrupt:
cli.error('You\'ve closed your log stream with Ctrl-C, ' \
'but the deployment is still running in the background.')
cli.error('If you aborted because of an error ' \
'(e.g. the deployment got stuck), please e-mail\n' \
'[email protected] and mention this trace ID: {0}'
.format(deploy_trace_id))
cli.error('If you want to continue following your deployment, ' \
'try:\n{0}'.format(
cli._fmt_deploy_logs_command(deploy_id)))
cli.die()
except RuntimeError:
# workaround for a bug in the current dotcloud client code
pass
finish = wait_for(" Satellite coming online", finish)
endpoint = lookup_endpoint(cli)
ok = client.check_skypipe_endpoint(endpoint, 120)
finish.set()
time.sleep(0.1) # sigh, threads
if ok:
return endpoint
else:
cli.die("Satellite failed to come online")
def launch_satellite(cli):
"""Deploys a new satellite app over any existing app"""
cli.info("Launching skypipe satellite:")
finish = wait_for(" Pushing to dotCloud")
# destroy any existing satellite
url = '/applications/{0}'.format(APPNAME)
try:
res = cli.user.delete(url)
except RESTAPIError:
pass
# create new satellite app
url = '/applications'
try:
cli.user.post(url, {'name': APPNAME, 'flavor': 'sandbox'})
except RESTAPIError as e:
if e.code == 409:
cli.die('Application "{0}" already exists.'.format(APPNAME))
else:
cli.die('Creating application "{0}" failed: {1}'.format(
APPNAME, e))
class args:
application = APPNAME
#cli._connect(args)
# push satellite code
protocol = 'rsync'
url = '/applications/{0}/push-endpoints{1}'.format(APPNAME, '')
endpoint = cli._select_endpoint(cli.user.get(url).items, protocol)
class args:
path = satellite_path
cli.push_with_rsync(args, endpoint)
# tell dotcloud to deploy, then wait for it to finish
revision = None
clean = False
url = '/applications/{0}/deployments'.format(APPNAME)
response = cli.user.post(url, {'revision': revision, 'clean': clean})
deploy_trace_id = response.trace_id
deploy_id = response.item['deploy_id']
finish = wait_for(" Waiting for deployment", finish)
try:
res = cli._stream_deploy_logs(APPNAME,
deploy_id,
deploy_trace_id=deploy_trace_id,
follow=True)
if res != 0:
return res
except KeyboardInterrupt:
cli.error('You\'ve closed your log stream with Ctrl-C, ' \
'but the deployment is still running in the background.')
cli.error('If you aborted because of an error ' \
'(e.g. the deployment got stuck), please e-mail\n' \
'[email protected] and mention this trace ID: {0}'
.format(deploy_trace_id))
cli.error('If you want to continue following your deployment, ' \
'try:\n{0}'.format(
cli._fmt_deploy_logs_command(deploy_id)))
cli.die()
except RuntimeError:
# workaround for a bug in the current dotcloud client code
pass
finish = wait_for(" Satellite coming online", finish)
endpoint = lookup_endpoint(cli)
ok = client.check_skypipe_endpoint(endpoint, 120)
finish.set()
time.sleep(0.1) # sigh, threads
if ok:
return endpoint
else:
cli.die("Satellite failed to come online")
