Function init_cycle_monitor

core/station/impl/src/services/system.rs:1263–1281

Starts the fund manager service setting it up to monitor the upgrader canister cycles and top it up if needed.

(upgrader_id: Principal, cycle_obtain_strategy: &CycleObtainStrategy)

    /// Starts the fund manager service setting it up to monitor the upgrader canister cycles and top it up if needed.
    pub fn init_cycle_monitor(upgrader_id: Principal, cycle_obtain_strategy: &CycleObtainStrategy) {
        let fund_strategy = MonitorExternalCanisterStrategy::BelowEstimatedRuntime(
            MonitoringExternalCanisterEstimatedRuntimeInput {
                min_runtime_secs: 60 * 24 * 60 * 60,  // 60 days
                fund_runtime_secs: 30 * 24 * 60 * 60, // 30 days
                max_runtime_cycles_fund: 2_000_000_000_000,
                fallback_min_cycles: 600_000_000_000,
                fallback_fund_cycles: 300_000_000_000,
            },
        );

        CYCLE_MANAGER.set_global_cycle_obtain_strategy(cycle_obtain_strategy);
        CYCLE_MANAGER.add_canister(id(), fund_strategy.clone(), None);
        CYCLE_MANAGER.add_canister(upgrader_id, fund_strategy.clone(), None);

        EXTERNAL_CANISTER_SERVICE.canister_monitor_restart();

        CYCLE_MANAGER.start();
    }
}

#[cfg(test)]