1 files changed, 80 insertions, 0 deletions
diff --git a/server_config.go b/server_config.go
new file mode 100644
index 0000000..50d93ff
--- /dev/null
+++ b/server_config.go
@@ -0,0 +1,80 @@
+// SPDX-FileCopyrightText: 2025 M. Shulhan <ms@kilabit.info>
+// SPDX-License-Identifier: GPL-3.0-only
+
+package lilin
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"git.sr.ht/~shulhan/pakakeh.go/lib/ini"
+)
+
+// ServerConfig define the options for Lilin Server.
+type ServerConfig struct {
+	// BaseDir define the base directory for running the server, default
+	// to "/".
+	// Its affect where to read the configuration, storing states, and
+	// logs.
+	BaseDir string
+
+	// The BaseDir + "/etc/lilin/".
+	configDir string
+
+	// The BaseDir + "/etc/lilin/service.d/".
+	configServiceDir string
+
+	// The BaseDir + "/var/log/lilin/service.d/".
+	logServiceDir string
+
+	// The address to listen for HTTP server and APIs.
+	Address string `ini:"server::address"`
+
+	// IsDevelopment run the server in development mode with direct access
+	// to file system in _www instead of using [embed.FS].
+	IsDevelopment bool
+}
+
+// init initialize the server by reading the configuration from
+// [ServerConfig.BaseDir]/etc/lilin/lilin.cfg.
+func (cfg *ServerConfig) init() (err error) {
+	var logp = `init`
+
+	if cfg.BaseDir == `` {
+		cfg.BaseDir = `/`
+	}
+
+	cfg.configDir = filepath.Join(cfg.BaseDir, `etc`, `lilin`)
+	cfg.configServiceDir = filepath.Join(cfg.configDir, `service.d`)
+	cfg.logServiceDir = filepath.Join(cfg.BaseDir, `var`, `log`, `lilin`, `service.d`)
+
+	err = os.MkdirAll(cfg.logServiceDir, 0700)
+	if err != nil {
+		return fmt.Errorf(`%s: %w`, logp, err)
+	}
+
+	// Load main configuration.
+
+	var fileCfg = filepath.Join(cfg.configDir, `lilin.cfg`)
+	_, err = os.Stat(fileCfg)
+	if err != nil {
+		return nil
+	}
+
+	var rawconf []byte
+	rawconf, err = os.ReadFile(fileCfg)
+	if err != nil {
+		return fmt.Errorf(`%s: %w`, logp, err)
+	}
+	err = ini.Unmarshal(rawconf, cfg)
+	if err != nil {
+		return fmt.Errorf(`%s: %w`, logp, err)
+	}
+
+	if cfg.Address == `` {
+		cfg.Address = defAddress
+	}
+
+	return nil
+}