Crate systemg 

Lightweight process manager for Unix services.

Modules

charting

ASCII charting. ASCII charting for metrics visualization using our custom rasciigraph.

cli

CLI parsing. Command-line interface for Systemg.

config

Config loading. Configuration management for Systemg.

constants

Constants. Constants and configuration values for the systemg daemon.

cron

Cron scheduler. Cron scheduling for services.

daemon

Process daemon. Service management daemon.

diag

rustc-style diagnostics: structured, colored, actionable failure reports. rustc-style diagnostics for sysg.

error

Errors. Error handling for systemg.

inspect

The inspect command’s plan layer, rebuilt from first principles. The inspect command’s plan layer, rebuilt from first principles.

ipc

IPC with supervisor.

logs

Log streaming. Module for managing and displaying logs of system services.

logs_cmd

The logs command’s plan layer, rebuilt from first principles. The logs command’s plan layer, rebuilt from first principles.

loose_registry

Durable record of the loose manifests a supervisor is managing. Durable record of the loose manifests a supervisor is managing.

metrics

Metrics.

migrate_state

Offline migration of legacy __loose__ state into per-manifest projects. Offline migration of legacy __loose__ state into per-manifest projects.

opslot

Current-operation tracking for the control plane. Tracks the supervisor’s current in-flight operation so reads can report what a busy mutation is waiting on instead of leaving the caller in the dark.

privilege

Privilege dropping. Privilege and resource management helpers for service spawning.

purge

The purge command, rebuilt from first principles. The purge command, rebuilt from first principles.

reconcile

Reconciles supervisor bookkeeping against procfs and port ownership. Reconciles the supervisor’s bookkeeping against the actual machine.

restart

The restart command, rebuilt from first principles. The restart command, rebuilt from first principles.

runtime

Runtime paths and modes. Runtime paths and privilege modes.

selector

The shared command selector (-s/-p) resolution. The shared command selector: how -s/-p/project/service flags resolve to a target set, identically for start, stop, and restart.

spawn

Dynamic spawn management. Dynamic spawn manager for tracking and controlling spawned process trees.

start

The start command, rebuilt from first principles. The start command, rebuilt from first principles.

state_store

Per-project on-disk state layout. Per-project on-disk state layout.

status

Status tracking. Status management for services in the daemon.

stop

The stop command, rebuilt from first principles. The stop command, rebuilt from first principles.

supervisor

Supervisor daemon.

upgrade

Workload-preserving supervisor upgrade protocol. Validation and diagnostics for workload-preserving supervisor upgrades.

validate

Configuration validation and diagnostics. Configuration validation with human-friendly diagnostics.

xml

Indented XML serialization shared by state and command output. Shared XML serialization for persisted state and machine-readable output.