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1 row where author_association = "NONE", body = "Hi @wragge, This looks great, thanks for the share! I refactored it into a self-contained function, binding on a random available TCP port (multi-user context). I am using subprocess API directly since the `%run` magic was leaving defunct process behind :/ ![image](https://user-images.githubusercontent.com/58298410/84367566-b5d0d500-abd4-11ea-96e2-f5c05a28e506.png) ```python import socket from signal import SIGINT from subprocess import Popen, PIPE from IPython.display import display, HTML from notebook.notebookapp import list_running_servers def get_free_tcp_port(): """ Get a free TCP port. """ tcp = socket.socket(socket.AF_INET, socket.SOCK_STREAM) tcp.bind(('', 0)) _, port = tcp.getsockname() tcp.close() return port def datasette(database): """ Run datasette on an SQLite database. """ # Get current running servers servers = list_running_servers() # Get the current base url base_url = next(servers)['base_url'] # Get a free port port = get_free_tcp_port() # Create a base url for Datasette suing the proxy path proxy_url = f'{base_url}proxy/absolute/{port}/' # Display a link to Datasette display(HTML(f'<p><a href="{proxy_url}">View Datasette</a> (Click on the stop button to close the Datasette server)</p>')) # Launch Datasette with Popen( [ 'python', '-m', 'datasette', '--', database, '--port', str(port), '--config', f'base_url:{proxy_url}' ], stdout=PIPE, stderr=PIPE, bufsize=1, universal_newlines=True ) as p: print(p.stdout.readline(), end='') while True: try: line = p.stderr.readline() if not line: break print(line, end='') exit_code = p.poll() except KeyboardInterrupt: p.send_signal(SIGINT) ``` Ideally, I'd like some extra magic to notify users when they are leaving the closing the notebook tab and make them terminate the running datasette processes. I'll be looking for it." and user = 58298410 sorted by updated_at descending
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id | html_url | issue_url | node_id | user | created_at | updated_at ▲ | author_association | body | reactions | issue | performed_via_github_app |
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642522285 | https://github.com/simonw/datasette/issues/394#issuecomment-642522285 | https://api.github.com/repos/simonw/datasette/issues/394 | MDEyOklzc3VlQ29tbWVudDY0MjUyMjI4NQ== | LVerneyPEReN 58298410 | 2020-06-11T09:15:19Z | 2020-06-11T09:15:19Z | NONE | Hi @wragge, This looks great, thanks for the share! I refactored it into a self-contained function, binding on a random available TCP port (multi-user context). I am using subprocess API directly since the ```python import socket from signal import SIGINT from subprocess import Popen, PIPE from IPython.display import display, HTML from notebook.notebookapp import list_running_servers def get_free_tcp_port(): """ Get a free TCP port. """ tcp = socket.socket(socket.AF_INET, socket.SOCK_STREAM) tcp.bind(('', 0)) _, port = tcp.getsockname() tcp.close() return port def datasette(database): """ Run datasette on an SQLite database. """ # Get current running servers servers = list_running_servers()
``` Ideally, I'd like some extra magic to notify users when they are leaving the closing the notebook tab and make them terminate the running datasette processes. I'll be looking for it. |
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base_url configuration setting 396212021 |
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