diff --git a/src/daemon.rs b/src/daemon.rs
index efb8793..1c493ad 100644
--- a/src/daemon.rs
+++ b/src/daemon.rs
@@ -14,12 +14,37 @@
 
 use std::fs::File;
 
+use anyhow::Result;
 use daemonize::Daemonize;
 
+use crate::config::{DaemonConfig, DaemonWasmConfig};
 
+/// run the process as daemon
+pub fn spawn_daemon(cfg: DaemonConfig) -> Result<()> {
+    let stdout = File::create(cfg.stdout)?;
+    let stderr = File::create(cfg.stderr)?;
 
+    let daemonize = Daemonize::new()
+        .pid_file(cfg.pid_file)
+        .chown_pid_file(true) // is optional, see `Daemonize` documentation
+        .working_directory(cfg.workdir)
+        .user("root")
+        .group("root")
+        .umask(0o027) // Set umask, `0o027` by default.
+        .stdout(stdout) // by default, stdout is redirect to `/tmp/psh.stdout`.
+        .stderr(stderr); // by default, stderr is redirect to `/tmp/psh.stderr`.
 
+    daemonize.start()?;
 
+    Ok(())
+}
 
+pub fn get_daemon_wasm_args(cfg: DaemonWasmConfig) -> Option<Vec<String>> {
+    if !cfg.enable {
+        return None;
     }
+    let mut vec = Vec::with_capacity(cfg.args.len() + 1);
+    vec.push(cfg.path);
+    vec.extend(cfg.args);
+    Some(vec)
 }
diff --git a/src/main.rs b/src/main.rs
index 4452579..63293f2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -31,7 +31,8 @@ use args::Args;
 use chrono::offset::LocalResult;
 use chrono::{TimeZone, Utc};
 use clap::Parser;
-use config::{PshConfig, RemoteConfig};
+use config::RemoteConfig;
+use daemon::{get_daemon_wasm_args, spawn_daemon};
 use log::log_init;
 use opentelemetry_otlp::ExportConfig;
 use runtime::{Task, TaskRuntime};
@@ -48,20 +49,17 @@ fn main() -> Result<()> {
     }
 
     let mut args = Args::parse();
-    let mut psh_config = PshConfig::read_config(&args.config).unwrap_or_else(|e| {
-        tracing::warn!("{e}, use default Psh config.");
-        PshConfig::default()
-    });
+    let cfg = config::read_or_gen(args.config.clone())?;
 
     // When running as a daemon, it ignores all other cli arguments
     let component_args = if args.systemd() || args.daemon() {
-        psh_config.get_component_args()
+        get_daemon_wasm_args(cfg.daemon.wasm.clone())
     } else {
         args.get_component_args()
     };
 
     if args.daemon() {
-        daemon::Daemon::new(psh_config.daemon().clone()).daemon()?;
+        spawn_daemon(cfg.daemon)?;
     }
 
     let mut task_rt = TaskRuntime::new()?;
@@ -78,7 +76,7 @@ fn main() -> Result<()> {
 
     thread::spawn(move || -> Result<()> {
         let rt = tokio::runtime::Runtime::new()?;
-        let tasks = async_tasks(psh_config.remote.clone(), psh_config.take_token(), task_rt);
+        let tasks = async_tasks(cfg.remote, task_rt);
         rt.block_on(tasks)?;
         Ok(())
     })
@@ -88,13 +86,8 @@ fn main() -> Result<()> {
     Ok(())
 }
 
-async fn async_tasks(
-    remote_cfg: RemoteConfig,
-    token: String,
-    mut task_rt: TaskRuntime,
-) -> Result<()> {
-    let token_ = token.clone();
-
+async fn async_tasks(remote_cfg: RemoteConfig, mut task_rt: TaskRuntime) -> Result<()> {
+    let token_cloned = remote_cfg.token.clone();
     let rpc_task = async move {
         if !remote_cfg.enable {
             let handle = task_rt.spawn(None)?;
@@ -102,8 +95,8 @@ async fn async_tasks(
             return Ok(());
         }
 
-        let duration = Duration::from_secs(remote_cfg.rpc.duration);
-        let mut client = RpcClient::new(remote_cfg.rpc, token_).await?;
+        let duration = Duration::from_secs(remote_cfg.rpc.heartbeat_interval);
+        let mut client = RpcClient::new(remote_cfg.rpc, token_cloned).await?;
         task_rt.spawn(Some(client.clone()))?;
         client.send_info().await?;
         loop {
@@ -135,8 +128,11 @@ async fn async_tasks(
             return Ok(());
         }
 
-        let export_conf: ExportConfig = remote_cfg.otlp_conf.into();
-        otlp::otlp_tasks(export_conf, token).await?;
+        let export_conf = ExportConfig {
+            endpoint: Some(remote_cfg.otlp.addr),
+            ..Default::default()
+        };
+        otlp::otlp_tasks(export_conf, remote_cfg.token).await?;
         Ok::<(), Error>(())
     };
 
diff --git a/src/services/rpc.rs b/src/services/rpc.rs
index 596d80b..380477f 100644
--- a/src/services/rpc.rs
+++ b/src/services/rpc.rs
@@ -16,8 +16,8 @@ use anyhow::Result;
 use tonic::transport::{Channel, ClientTlsConfig, Endpoint};
 use tonic::Request;
 
-use super::config::RpcConfig;
 use super::pb::{self, DataRequest};
+use crate::config::RpcConfig;
 use crate::services::host_info::RawInfo;
 use crate::services::pb::psh_service_client::PshServiceClient;
 use crate::services::pb::HostInfoRequest;