Generate Root CA

central_backend/src/app_config.rs

@@ -0,0 +1,60 @@
+use std::path::{Path, PathBuf};
+use clap::Parser;
+
+/// Solar system central backend
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+pub struct AppConfig {
+    /// The port the server will listen to (using HTTPS)
+    #[arg(short, long, env, default_value = "0.0.0.0:8443")]
+    listen_address: String,
+
+    /// Server storage path
+    #[arg(short, long, env, default_value = "storage")]
+    storage: String,
+}
+
+lazy_static::lazy_static! {
+    static ref ARGS: AppConfig = {
+        AppConfig::parse()
+    };
+}
+
+impl AppConfig {
+    /// Get parsed command line arguments
+    pub fn get() -> &'static AppConfig {
+        &ARGS
+    }
+
+
+    /// Get storage path
+    pub fn storage_path(&self) -> PathBuf {
+        Path::new(&self.storage).to_path_buf()
+    }
+
+    /// Get PKI storage path
+    pub fn pki_path(&self) -> PathBuf {
+        self.storage_path().join("pki")
+    }
+
+    /// Get PKI root CA cert path
+    pub fn root_ca_cert_path(&self) -> PathBuf {
+        self.pki_path().join("root_ca.pem")
+    }
+
+    /// Get PKI root CA private key path
+    pub fn root_ca_priv_key_path(&self) -> PathBuf {
+        self.pki_path().join("root_ca.key")
+    }
+}
+
+#[cfg(test)]
+mod test {
+    use crate::app_config::AppConfig;
+
+    #[test]
+    fn verify_cli() {
+        use clap::CommandFactory;
+        AppConfig::command().debug_assert()
+    }
+}