mirror of
https://github.com/MeshCore-Beacon/beacon-server.git
synced 2026-10-16 22:30:43 +00:00
n30nex
dab228e9bb
* feat(logging): configure levels and structured runtime output * fix(logging): bound request-derived log fields * fix(logging): retain malformed IATA source attributes safely * test(logging): capture structured REST rate-limit records
48 lines
1.2 KiB
Go
48 lines
1.2 KiB
Go
// Copyright 2026 Beacon Contributors
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// SPDX-License-Identifier: AGPL-3.0-or-later
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package logging
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import (
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"fmt"
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"io"
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"log/slog"
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"os"
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"strings"
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"github.com/MeshCore-Beacon/beacon-server/internal/config"
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)
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// New resolves environment overrides, validates options and writes to out.
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// Empty settings default to info/text; callers install the logger before starting workers.
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func New(out io.Writer, cfg config.LogConfig) (*slog.Logger, error) {
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if value := os.Getenv("LOG_LEVEL"); value != "" {
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cfg.Level = value
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}
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if value := os.Getenv("LOG_FORMAT"); value != "" {
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cfg.Format = value
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}
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var level slog.Level
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switch strings.ToLower(strings.TrimSpace(cfg.Level)) {
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case "", "info":
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level = slog.LevelInfo
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case "debug":
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level = slog.LevelDebug
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case "warn":
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level = slog.LevelWarn
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case "error":
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level = slog.LevelError
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default:
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return nil, fmt.Errorf("log level must be debug, info, warn or error")
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}
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opts := &slog.HandlerOptions{Level: level}
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switch strings.ToLower(strings.TrimSpace(cfg.Format)) {
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case "", "text":
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return slog.New(slog.NewTextHandler(out, opts)), nil
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case "json":
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return slog.New(slog.NewJSONHandler(out, opts)), nil
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default:
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return nil, fmt.Errorf("log format must be text or json")
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}
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}
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