Initial commit: AetherForge Linux (forge-mesh) v0.1.0-dev

internal/config/config.go

@@ -0,0 +1,134 @@
+package config
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+	"path/filepath"
+)
+
+// Config holds forge-mesh server configuration loaded from config.json.
+type Config struct {
+	ListenAddr        string         `json:"listen_addr"`
+	DataDir           string         `json:"data_dir"`
+	DatabasePath      string         `json:"database_path"`
+	OperatorClearance int            `json:"operator_clearance"`
+	Auth              AuthConfig     `json:"auth"`
+	WalletPolicy      WalletPolicy   `json:"wallet_policy"`
+	Stratum           StratumConfig  `json:"stratum"`
+	Forge             ForgeConfig    `json:"forge"`
+	Court             CourtConfig    `json:"court"`
+	Telegram          TelegramConfig `json:"telegram"`
+}
+
+// TelegramConfig holds alert bot settings (W19).
+type TelegramConfig struct {
+	Enabled  bool   `json:"enabled"`
+	BotToken string `json:"bot_token"`
+	ChatID   string `json:"chat_id"`
+}
+
+type AuthConfig struct {
+	BasicUsername string `json:"basic_username"`
+	BasicPassword string `json:"basic_password"`
+	FleetSecret   string `json:"fleet_secret"`
+}
+
+type WalletPolicy struct {
+	DefaultWallet string `json:"default_wallet"`
+	Currency      string `json:"currency"`
+}
+
+type StratumConfig struct {
+	XMRListen   string `json:"xmr_listen"`
+	RVNListen   string `json:"rvn_listen"`
+	UpstreamXMR string `json:"upstream_xmr"`
+	UpstreamRVN string `json:"upstream_rvn"`
+}
+
+type ForgeConfig struct {
+	SigningKeyPath string `json:"signing_key_path"`
+	ArtifactsDir   string `json:"artifacts_dir"`
+}
+
+type CourtConfig struct {
+	OllamaURL string `json:"ollama_url"`
+	Enabled   bool   `json:"enabled"`
+}
+
+// Load reads and parses config from the given JSON file path.
+func Load(path string) (*Config, error) {
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, fmt.Errorf("read config: %w", err)
+	}
+
+	var cfg Config
+	if err := json.Unmarshal(data, &cfg); err != nil {
+		return nil, fmt.Errorf("parse config: %w", err)
+	}
+
+	cfg.applyDefaults(path)
+	if err := cfg.validate(); err != nil {
+		return nil, err
+	}
+
+	return &cfg, nil
+}
+
+func (c *Config) applyDefaults(configPath string) {
+	if c.ListenAddr == "" {
+		c.ListenAddr = ":8989"
+	}
+	if c.DataDir == "" {
+		c.DataDir = filepath.Dir(configPath)
+	}
+	if c.DatabasePath == "" {
+		c.DatabasePath = filepath.Join(c.DataDir, "forge-mesh.db")
+	}
+	if c.Auth.BasicUsername == "" {
+		c.Auth.BasicUsername = "admin"
+	}
+	if c.Auth.BasicPassword == "" {
+		c.Auth.BasicPassword = "changeme"
+	}
+	if c.WalletPolicy.Currency == "" {
+		c.WalletPolicy.Currency = "XMR"
+	}
+	if c.Stratum.XMRListen == "" {
+		c.Stratum.XMRListen = ":3333"
+	}
+	if c.Stratum.RVNListen == "" {
+		c.Stratum.RVNListen = ":3388"
+	}
+	if c.Forge.ArtifactsDir == "" {
+		c.Forge.ArtifactsDir = filepath.Join(c.DataDir, "artifacts")
+	}
+	if c.Forge.SigningKeyPath == "" {
+		c.Forge.SigningKeyPath = filepath.Join(c.DataDir, "signing.key")
+	}
+	if c.Court.OllamaURL == "" {
+		c.Court.OllamaURL = "http://127.0.0.1:11434"
+	}
+	if c.OperatorClearance == 0 {
+		c.OperatorClearance = 4
+	}
+}
+
+func (c *Config) validate() error {
+	if c.ListenAddr == "" {
+		return fmt.Errorf("listen_addr is required")
+	}
+	return nil
+}
+
+// EnsureDataDirs creates data directories referenced by the config.
+func (c *Config) EnsureDataDirs() error {
+	dirs := []string{c.DataDir, c.Forge.ArtifactsDir}
+	for _, dir := range dirs {
+		if err := os.MkdirAll(dir, 0o755); err != nil {
+			return fmt.Errorf("mkdir %s: %w", dir, err)
+		}
+	}
+	return nil
+}