On Mon, May 29, 2017 at 10:12 PM, Gabriel Ivașcu <ivascu.gabrie...@gmail.com> wrote: > Hi, > > I'm experimenting with Firefox Sync login via WebChannels [0] and for > some reason I'm not receiving "fxaccounts:login" command (I am > receiving "fxaccounts:loaded" and "fxaccounts:can_link_account" > commands though). > > I wish to obtain the sync tokens (sessionToken, keyFetchToken, > unwrapBKey etc.) but I cannot do that without the data sent through > the login command. > > My current flow is: > > 1. Register a window event listener for WebChannelMessageToChrome events. > > 2. Load the Firefox iframe with the URL > https://accounts.firefox.com/signin?service=sync&context=fx_desktop_v2 > > 3. Receive message with the following fields: > * detail.id = "account_updates" > * detail.message.command = "fxaccounts:loaded" > * detail.message.messageId = null > > 4. Enter login credentials and submit them. Receive message with fields: > * detail.id = "account_updates" > * detail.message.command = "fxaccounts:can_link_account" > * detail.message.messageId = UNIX timestamp in milliseconds > * detail.message.data.email = the login email > > 5. Now I'm sending back a WebChannelMessageToContent message with the > same detail fields as above, except the detail.message.data.email > which is replaced with detail.message.data.ok = true. > > 6. Now I would expect to receive a message with command > "fxaccounts:login" as instructed [1] but this is not happening, hence > my question. > > The way I send my response to the server is by creating a > window.customEvent passing the type WebChannelMessageToContent and the > detail JSON mentioned above and calling window.dispatchEvent() > afterwards. > > My guess is that I'm doing something wrong when sending the > WebChannelMessageToContent response causing the server to not > acknowledge it and not send back the login message, but I'm not sure > what is it.
I managed to find and correct what I was doing wrong. My mistake was that I was setting 'detail' as a string instead of a JSON object, causing a "malformed WebChannelMessageToContent event" exception to be raised on the server. Everything is OK now. > I would greatly appreciate some help regarding this matter. > > [0] > https://github.com/mozilla/fxa-content-server/blob/master/docs/relier-communication-protocols/fx-webchannel.md > [1] > https://github.com/mozilla/fxa-content-server/blob/master/docs/relier-communication-protocols/fx-webchannel.md#command-order-for-a-signinsignup > > Thanks, > Gabriel _______________________________________________ Sync-dev mailing list Sync-dev@mozilla.org https://mail.mozilla.org/listinfo/sync-dev