49e0a5f3f4
This integrates a bit better than having `cosmic-session` copy logs from stderr to journald, and works when not started through `cosmic-session`. Having panics logged should be helpful if panics ever occur.
34 lines
1.1 KiB
Rust
34 lines
1.1 KiB
Rust
// SPDX-License-Identifier: GPL-3.0-only
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use anyhow::Result;
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use slog::Drain;
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pub struct LogState {
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_guard: slog_scope::GlobalLoggerGuard,
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}
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pub fn init_logger() -> Result<LogState> {
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let decorator = slog_term::TermDecorator::new().stderr().build();
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let term_drain = slog_term::CompactFormat::new(decorator)
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.build()
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.ignore_res();
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let journald_drain = slog_journald::JournaldDrain.ignore_res();
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let drain = slog::Duplicate::new(term_drain, journald_drain);
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// usually we would not want to use a Mutex here, but this is usefull for a prototype,
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// to make sure we do not miss any in-flight messages, when we crash.
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let logger = slog::Logger::root(std::sync::Mutex::new(drain).fuse(), slog::o!());
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let _guard = slog_scope::set_global_logger(logger);
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slog_stdlog::init().unwrap();
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log_panics::init();
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slog_scope::info!("Version: {}", std::env!("CARGO_PKG_VERSION"));
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if cfg!(feature = "debug") {
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slog_scope::debug!(
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"Debug build ({})",
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std::option_env!("GIT_HASH").unwrap_or("Unknown")
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);
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}
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Ok(LogState { _guard })
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}
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