diff --git a/build.rs b/build.rs
index eccc607..e1615d2 100644
--- a/build.rs
+++ b/build.rs
@@ -1,7 +1,8 @@
 use std::{env, net::Ipv4Addr};
 
 fn main() {
-    let auth_server_ip = env!(
+    let auth_server_ip =
+        env!(
         "AUTH_SERVER_IP",
         "Expect env AUTH_SERVER_IP, export AUTH_SERVER_IP=10.0.0.1"
     );
diff --git a/src/lib.rs b/src/lib.rs
index f5ecaa8..26d51d4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,19 +1,16 @@
-mod user;
+pub use file::read_config_from_file;
+pub use srun::*;
 pub use user::User;
+pub use utils::get_ip_by_if_name;
+pub use utils::select_ip;
+pub use xencode::param_i;
 
+mod user;
 mod srun;
-pub use srun::*;
-
 mod xencode;
-pub use xencode::param_i;
-
 mod file;
-pub use file::read_config_from_file;
-
 mod utils;
-pub use utils::select_ip;
-
 #[cfg(feature = "ureq")]
 mod http_client;
 
-pub type Result<T> = std::result::Result<T, Box<dyn std::error::Error>>;
+pub type Result<T> = std::result::Result<T, Box<dyn std::error::Error>>;
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 79db361..9b67471 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,9 @@
-use getopts::{Matches, Options};
-use srun::{read_config_from_file, select_ip, SrunClient, User};
 use std::env;
 
+use getopts::{Matches, Options};
+
+use srun::{get_ip_by_if_name, read_config_from_file, select_ip, SrunClient, User};
+
 fn print_usage(opts: Option<&Options>) {
     let brief = "Usage: srun ACTION [options]\n\nActions: login | logout".to_string();
     if let Some(opts) = opts {
@@ -77,6 +79,7 @@ fn logout_match(args: &[String]) {
         opts.optopt("u", "username", "username", "");
         opts.optopt("i", "ip", "ip", "");
         opts.optflag("d", "detect", "detect client ip");
+        opts.optopt("c", "config", "logout by config file", "");
         opts.optflag("", "select-ip", "select client ip");
         opts.optflag("", "strict-bind", "strict bind ip");
         opts.optopt("", "acid", "acid", "");
@@ -93,6 +96,8 @@ fn logout_match(args: &[String]) {
 
     if matches.opt_present("h") {
         print_usage(Some(&options));
+    } else if matches.opt_present("c") {
+        config_logout(matches);
     } else {
         logout(matches)
     }
@@ -234,6 +239,42 @@ fn single_login(matches: Matches) {
     }
 }
 
+fn config_logout(matches: Matches) {
+    let config_path = matches.opt_str("c").unwrap();
+    match read_config_from_file(config_path) {
+        Ok(config) => {
+            let config_i = config.clone();
+            let auth_server = config
+                .server
+                .clone()
+                .unwrap_or_else(|| match matches.opt_str("s") {
+                    Some(u) => u,
+                    None => format!("http://{}", env!("AUTH_SERVER_IP")),
+                });
+            for user in config_i {
+                println!("logout user: {:#?}", user);
+                let ip = user.ip.unwrap_or_else(|| {
+                    get_ip_by_if_name(&user.if_name.unwrap_or_default()).unwrap_or_default()
+                });
+                let mut client = SrunClient::new_for_logout(&auth_server, &user.username, &ip)
+                    .set_detect_ip(config.detect_ip)
+                    .set_strict_bind(config.strict_bind);
+
+                if let Some(acid) = config.acid {
+                    client.set_acid(acid);
+                }
+
+                if let Err(e) = client.logout() {
+                    println!("logout error: {}", e);
+                }
+            }
+        }
+        Err(e) => {
+            println!("read config file error: {}", e);
+        }
+    }
+}
+
 fn logout(matches: Matches) {
     let auth_server = match matches.opt_str("s") {
         Some(u) => u,