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Add env variable support for port options #5221

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merged 3 commits into from
May 16, 2020
Merged

Add env variable support for port options #5221

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7a13cd1
Add env variable support for port options
kevin-bates Feb 11, 2020
86ba293
Merge branch 'master' into add-env-for-port-options
kevin-bates May 15, 2020
3f39185
Fixup after merge
kevin-bates May 15, 2020
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21 changes: 17 additions & 4 deletions notebook/notebookapp.py
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Original file line number Diff line number Diff line change
Expand Up @@ -707,14 +707,27 @@ def _valdate_ip(self, proposal):
or containerized setups for example).""")
)

port = Integer(8888, config=True,
help=_("The port the notebook server will listen on.")
port_env = 'JUPYTER_PORT'
port_default_value = 8888
port = Integer(port_default_value, config=True,
help=_("The port the notebook server will listen on (env: JUPYTER_PORT).")
)

port_retries = Integer(50, config=True,
help=_("The number of additional ports to try if the specified port is not available.")
@default('port')
def port_default(self):
return int(os.getenv(self.port_env, self.port_default_value))

port_retries_env = 'JUPYTER_PORT_RETRIES'
port_retries_default_value = 50
port_retries = Integer(port_retries_default_value, config=True,
help=_("The number of additional ports to try if the specified port is not "
"available (env: JUPYTER_PORT_RETRIES).")
)

@default('port_retries')
def port_retries_default(self):
return int(os.getenv(self.port_retries_env, self.port_retries_default_value))

certfile = Unicode(u'', config=True,
help=_("""The full path to an SSL/TLS certificate file.""")
)
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