1package config
 2
 3import (
 4	glog "log"
 5	"path/filepath"
 6
 7	"github.com/caarlos0/env/v6"
 8	"github.com/charmbracelet/log"
 9)
10
11// Callbacks provides an interface that can be used to run callbacks on different events.
12type Callbacks interface {
13	Tui(action string)
14	Push(repo string)
15	Fetch(repo string)
16}
17
18// Config is the configuration for Soft Serve.
19type Config struct {
20	BindAddr         string   `env:"SOFT_SERVE_BIND_ADDRESS" envDefault:""`
21	Host             string   `env:"SOFT_SERVE_HOST" envDefault:"localhost"`
22	Port             int      `env:"SOFT_SERVE_PORT" envDefault:"23231"`
23	KeyPath          string   `env:"SOFT_SERVE_KEY_PATH"`
24	RepoPath         string   `env:"SOFT_SERVE_REPO_PATH" envDefault:".repos"`
25	Debug            bool     `env:"SOFT_SERVE_DEBUG" envDefault:"false"`
26	InitialAdminKeys []string `env:"SOFT_SERVE_INITIAL_ADMIN_KEY" envSeparator:"\n"`
27	Callbacks        Callbacks
28	ErrorLog         *glog.Logger
29}
30
31// DefaultConfig returns a Config with the values populated with the defaults
32// or specified environment variables.
33func DefaultConfig() *Config {
34	cfg := &Config{ErrorLog: log.StandardLog(log.StandardLogOptions{ForceLevel: log.ErrorLevel})}
35	if err := env.Parse(cfg); err != nil {
36		log.Fatal(err)
37	}
38	if cfg.Debug {
39		log.SetLevel(log.DebugLevel)
40	}
41	if cfg.KeyPath == "" {
42		// NB: cross-platform-compatible path
43		cfg.KeyPath = filepath.Join(".ssh", "soft_serve_server_ed25519")
44	}
45	return cfg.WithCallbacks(nil)
46}
47
48// WithCallbacks applies the given Callbacks to the configuration.
49func (c *Config) WithCallbacks(callbacks Callbacks) *Config {
50	c.Callbacks = callbacks
51	return c
52}
53
54// WithErrorLogger sets the error logger for the configuration.
55func (c *Config) WithErrorLogger(logger *glog.Logger) *Config {
56	c.ErrorLog = logger
57	return c
58}