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Enable WebSocket Affinity in the device agent #213

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merged 5 commits into from
Jan 17, 2024
Merged

Enable WebSocket Affinity in the device agent #213

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b8599ba
Enable affinity
hardillb Dec 5, 2023
c6c5927
change COOKIE name
hardillb Jan 8, 2024
5373a1a
Merge branch 'main' into affinity
hardillb Jan 8, 2024
630656f
Test if set-cookie is an array
hardillb Jan 16, 2024
b1d08dc
Merge remote-tracking branch 'refs/remotes/origin/affinity' into affi…
hardillb Jan 16, 2024
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27 changes: 25 additions & 2 deletions lib/editor/tunnel.js
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@ class EditorTunnel {
this.port = config.port
this.config = config
this.options = options || {}
this.affinity = undefined

// How long to wait before attempting to reconnect. Start at 500ms - back
// off if connect fails
Expand Down Expand Up @@ -57,9 +58,31 @@ class EditorTunnel {
info(`Connecting editor tunnel to ${forgeWSEndpoint}`)

// * Enable Device Editor (Step 8) - (device->forge:WS) Initiate WS connection (with token)
const headers = {
'x-access-token': this.options.token
}
if (this.affinity) {
headers.cookie = `FFSESSION=${this.affinity}`
}
const socket = newWsConnection(forgeWSEndpoint, {
headers: {
'x-access-token': this.options.token
headers
})
socket.on('upgrade', (evt) => {
if (evt.headers && evt.headers['set-cookie']) {
const cookies = evt.headers['set-cookie']
if (Array.isArray(cookies)) {
cookies.forEach(cookie => {
const parts = cookie.split(';')[0].split(['='])
if (parts === 'FFSESSION') {
this.affinity = parts[1]
}
})
} else {
const parts = cookies.split(';')[0].split(['='])
if (parts === 'FFSESSION') {
this.affinity = parts[1]
}
}
}
})
socket.onopen = (evt) => {
Expand Down