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feat(hub): add DISABLE_SSH option to skip SSH fallback (#2469)

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Co-authored-by: hank <hank@henrygd.me>
This commit is contained in:
Sven van Ginkel
2026-10-01 17:20:00 +02:00
committed by GitHub
parent 0b101cc6be
commit 8a173e2643
2 changed files with 76 additions and 0 deletions
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13
internal/hub/systems/system.go
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@@ -66,6 +66,15 @@ type System struct {
lastSavedMonitorProbe map[string]int64
}
// errSSHDisabled is returned instead of dialing SSH when DISABLE_SSH is set on the hub.
var errSSHDisabled = errors.New("no WebSocket connection and SSH is disabled")
// sshFallbackDisabled reports whether DISABLE_SSH is set on the hub.
func sshFallbackDisabled() bool {
disableSSH, _ := utils.GetEnv("DISABLE_SSH")
return disableSSH == "true"
}
// GetStatus returns the current monitoring status.
func (sys *System) GetStatus() string {
sys.statusMu.RLock()
@@ -713,7 +722,11 @@ func shouldCloseWebSocket(err error) bool {
// getSSHTransport returns the system's SSH transport, creating it on first use.
// The transport owns the only SSH connection to the agent; it is shared by the
// updater and on-demand requests and connects lazily.
// It returns errSSHDisabled if DISABLE_SSH is set on the hub.
func (sys *System) getSSHTransport() (*transport.SSHTransport, error) {
if sshFallbackDisabled() {
return nil, errSSHDisabled
}
sys.sshMu.Lock()
defer sys.sshMu.Unlock()
if sys.sshTransport != nil {