Use same port in host and docker container
Makes it work on Linux and the default OS X install I think
MODIFY
repo2docker/app.py
repo2docker/app.py
@@ -197,17 +197,17 @@ class Repo2Docker(Application):
def run_image(self):
client = docker.from_env(version='auto')
+ port = self._get_free_port()
container = client.containers.run(
self.output_image_spec,
- ports={'8888/tcp': None},
- detach=True
+ ports={'%s/tcp' % port: port},
+ detach=True,
+ command=['jupyter', 'notebook', '--ip', '0.0.0.0', '--port', str(port)],
)
while container.status == 'created':
time.sleep(0.5)
container.reload()
- host_port = container.attrs['NetworkSettings']['Ports']['8888/tcp'][0]['HostPort']
- self.log.info('Port 8888 mapped to port %s on the machine docker is running on', host_port, extra=dict(phase='running'))
try:
for line in container.logs(stream=True):
self.log.info(line.decode('utf-8').rstrip(), extra=dict(phase='running'))
@@ -216,6 +216,17 @@ class Repo2Docker(Application):
container.kill()
container.remove()
+ def _get_free_port(self):
+ """
+ Hacky method to get a free random port on local host
+ """
+ import socket
+ s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+ s.bind(("",0))
+ port = s.getsockname()[1]
+ s.close()
+ return port
+
def image_exists(self):
client = docker.from_env(version='auto')
# HACK: Try to just pull this and see if that works.

Use same port in host and docker container

Makes it work on Linux and the default OS X install I think