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#![forbid(unsafe_code)]
#![deny(clippy::mem_forget)]
use crate::system_services::*;
use anyhow::Context;
use std::sync::Arc;
use structopt::StructOpt;
use tedge_users::UserManager;
use tedge_utils::paths::{home_dir, PathsError};
mod cli;
mod command;
mod error;
mod system_services;
type ConfigError = crate::error::TEdgeError;
use command::{BuildCommand, BuildContext};
fn main() -> anyhow::Result<()> {
let user_manager = UserManager::new();
let _user_guard = user_manager.become_user(tedge_users::TEDGE_USER)?;
let opt = cli::Opt::from_args();
let tedge_config_location = if tedge_users::UserManager::running_as_root() {
tedge_config::TEdgeConfigLocation::from_default_system_location()
} else {
tedge_config::TEdgeConfigLocation::from_users_home_location(
home_dir().ok_or(PathsError::HomeDirNotFound)?,
)
};
let config_repository = tedge_config::TEdgeConfigRepository::new(tedge_config_location.clone());
let build_context = BuildContext {
config_repository,
config_location: tedge_config_location,
service_manager: service_manager(user_manager.clone()),
user_manager,
};
let cmd = opt
.tedge
.build_command(build_context)
.with_context(|| "missing configuration parameter")?;
cmd.execute()
.with_context(|| format!("failed to {}", cmd.description()))
}
fn service_manager(user_manager: UserManager) -> Arc<dyn SystemServiceManager> {
if cfg!(feature = "openrc") {
Arc::new(OpenRcServiceManager::new(user_manager))
} else if cfg!(target_os = "linux") {
Arc::new(SystemdServiceManager::new(user_manager))
} else if cfg!(target_os = "freebsd") {
Arc::new(BsdServiceManager::new(user_manager))
} else {
Arc::new(NullSystemServiceManager)
}
}
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