Jan De Landtsheer
3d14f77516
* choose ESP matching the primary data disk when multiple ESPs exist, falling back gracefully for single-disk layouts * keep new helper to normalize device names and reuse the idempotent mount logic * apply cargo fmt across the tree
64 lines
2.2 KiB
Rust
64 lines
2.2 KiB
Rust
// REGION: API
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// api: binary::main() -> (process exit)
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// api: binary::real_main() -> zosstorage::Result<()>
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// REGION: API-END
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//
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// REGION: RESPONSIBILITIES
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// - Minimal binary wrapper: parse CLI, init logging, load+validate config, run orchestrator.
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// - Emit minimal fatal errors to stderr only; no stdout spam.
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// Non-goals: business logic, module orchestration details (delegated to orchestrator).
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// REGION: RESPONSIBILITIES-END
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//
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// REGION: EXTENSION_POINTS
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// ext: add --version/--help output via clap (already provided by clap derive).
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// ext: add build-info banner to logs when debug level (feature-gated).
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// REGION: EXTENSION_POINTS-END
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//
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// REGION: SAFETY
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// safety: never print secrets; errors are concise. Avoids panics; returns proper exit codes.
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// REGION: SAFETY-END
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//
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// REGION: ERROR_MAPPING
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// errmap: any failure bubbles as crate::Error via real_main() and is printed as a single-line stderr.
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// REGION: ERROR_MAPPING-END
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//
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// REGION: TODO
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// todo: add tracing spans around boot phases once logging init is implemented.
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// REGION: TODO-END
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//! Binary entrypoint for zosstorage.
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//!
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//! Initializes logging, parses CLI, loads/validates configuration,
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//! and invokes the orchestrator run sequence. Avoids stdout spam.
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use zosstorage::{Result, cli, config, logging, orchestrator};
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fn main() {
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if let Err(e) = real_main() {
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// Minimal stderr emission permitted for fatal errors in initramfs.
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eprintln!("error: {e}");
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std::process::exit(1);
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}
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}
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/// Orchestrates initialization steps and runs the provisioning flow.
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fn real_main() -> Result<()> {
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let cli = cli::from_args();
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let log_opts = logging::LogOptions::from_cli(&cli);
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logging::init_logging(&log_opts)?;
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let cfg = config::load_and_merge(&cli)?;
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config::validate(&cfg)?;
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let ctx = orchestrator::Context::new(cfg, log_opts)
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.with_show(cli.show)
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.with_apply(cli.apply)
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.with_mount_existing(cli.mount_existing)
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.with_report_current(cli.report_current)
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.with_report_path(cli.report.clone())
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.with_topology_from_cli(cli.topology.is_some())
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.with_topology_from_cmdline(
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config::loader::kernel_cmdline_topology().is_some() && cli.topology.is_none(),
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);
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orchestrator::run(&ctx)
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}
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