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Force page reload on socket connect error 'parser error' #962

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merged 6 commits into from
Jun 12, 2024
Merged

Force page reload on socket connect error 'parser error' #962

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2ddff2a
Force a page reload if the socket connect fails with 'parser error['
colinl Jun 9, 2024
71490f1
Force a page reload if the socket connect fails with 'parser error['
colinl Jun 9, 2024
5e17bcb
Merge branch '946_socket_error_recovery_2' of github.com:colinl/node-…
colinl Jun 10, 2024
f3531a3
Force a page reload if the socket connect fails with 'parser error['
colinl Jun 9, 2024
9c2cf0b
Merge branch '946_socket_error_recovery_2' of github.com:colinl/node-…
colinl Jun 12, 2024
2845d93
Fix lint errors, double quotes instead of single.
colinl Jun 12, 2024
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8 changes: 8 additions & 0 deletions ui/src/main.mjs
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Original file line number Diff line number Diff line change
Expand Up @@ -151,6 +151,14 @@ fetch('_setup')

socket.on('connect_error', (err) => {
console.error('SIO connect error:', err, `err: ${JSON.stringify(err)}`)
if (err?.code === 'parser error') {
// There has been a 'parser error' during the attempt to connect. This means that socket.io
// does not like the response from the server from the attempt to connect.
// This happens if there is a proxy server in front of node red that has redirected to
// a login page. There may also be other situations under which this error occurs, but whatever the
// cause it doesn't seem that we can do much other than force a reload.
forcePageReload('parser error')
}
})

// default interval - every 2.5 seconds
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