diff options
| -rw-r--r-- | src/main.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/main.rs b/src/main.rs index 2aa21c8..7d54a67 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,7 +1,7 @@ use rustkrazy_admind::{Error, Result}; use std::fs::{self, File}; -use std::io::{self, BufReader, Read, Write}; +use std::io::{self, BufReader, Read, Seek, Write}; use actix_web::{ dev::ServiceRequest, http::header::ContentType, web, App, HttpResponse, HttpServer, @@ -272,6 +272,7 @@ fn modify_cmdline(old: &str, new: &str) -> Result<()> { let mut cmdline = String::new(); file.read_to_string(&mut cmdline)?; + file.rewind()?; file.write_all(cmdline.replace(old, new).as_bytes())?; nix::unistd::sync(); |