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succd: early refuse unsafe operations

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This commit is contained in:
Serge Bazanski 2024-09-28 10:22:40 +02:00
parent 960be9cd23
commit dda098f634
2 changed files with 14 additions and 4 deletions
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8
succbone/succd/process.go
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@ -106,21 +106,21 @@ func (d *daemon) processOnce(_ context.Context) error {
// Unrealistic result, Pirani probe probably disconnected. Failsafe mode.
if !d.safety.failsafe {
d.safety.failsafe = true
klog.Errorf("Pirani probe seems disconnected; enabling failsafe mode")
klog.Errorf("SAFETY: Pirani probe seems disconnected; enabling failsafe mode")
}
}
if d.safety.failsafe && mbar > 1e2 {
d.safety.failsafe = false
klog.Infof("Pirani probe value (%s) is plausible again; quitting failsafe mode", formatMbar(mbar))
klog.Infof("SAFETY: Pirani probe value (%s) is plausible again; quitting failsafe mode", formatMbar(mbar))
}
if !d.safety.highPressure && mbar >= 1e-1 {
d.safety.highPressure = true
klog.Warningf("Pressure is too high (%s mbar); enabling diffusion pump lockout", formatMbar(mbar))
klog.Warningf("SAFETY: Pressure is too high (%s mbar); enabling diffusion pump lockout", formatMbar(mbar))
}
if d.safety.highPressure && mbar < (1e-1)-(1e-2) {
d.safety.highPressure = false
klog.Infof("Pressure is low enough (%s mbar) for diffusion pump operation; quitting diffusion pump lockout", formatMbar(mbar))
klog.Infof("SAFETY: Pressure is low enough (%s mbar) for diffusion pump operation; quitting diffusion pump lockout", formatMbar(mbar))
}
} else {
d.safety.failsafe = true