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April 6, 2025 15:26
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Automatic negotiation of a captive portal: connect to icomera wifi in CD trains without having to jump through hoops.
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| # I believe this is the necessary and sufficient step to get internet access on board the Czech long distance trains (e.g. EuroCity which runs from Prague to Kiel) | |
| curl -vLA '' 'http://cdwifi.cz/portal/api/vehicle/gateway/user/authenticate' | |
| # It says "500 internal server error" but that doesn't keep it from working. | |
| # check with this request, answer should contain "authenticated":1 | |
| curl -vLA '' 'http://cdwifi.cz/portal/api/vehicle/gateway/user' | |
| # Also nice: GPS data (but seems outdated) | |
| curl -vLA '' 'http://cdwifi.cz/portal/internal/api/x6/position' | |
| # Really nice: show connectivity including the LTE uplinks | |
| curl -vLA '' http://www.info.cdwifi.cz/api/jsonp/connectivity |
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I was traveling to Praha this weekend and I don't know if it's intentional, but the confirmation page on http://www.cdwifi.cz/ only works with a czech locale (
cs-CZ,cs). For this to work, you may have to delete the cockies