Function read_sshd_config

resources/sshdconfig/src/util.rs:231–246

Reads `sshd_config` file. # Arguments `input` - Optional `PathBuf` with `sshd_config` filepath. # Errors This function will return an error if the file cannot be found or read.

(input: Option<PathBuf>)

///
/// This function will return an error if the file cannot be found or read.
pub fn read_sshd_config(input: Option<PathBuf>) -> Result<String, SshdConfigError> {
    let filepath = get_default_sshd_config_path(input)?;
    if filepath.exists() {
        let mut sshd_config_content = String::new();
        if let Ok(mut file) = std::fs::OpenOptions::new().read(true).open(&filepath) {
            use std::io::Read;
            file.read_to_string(&mut sshd_config_content)
                .map_err(|e| SshdConfigError::CommandError(e.to_string()))?;
        } else {
            return Err(SshdConfigError::CommandError(t!("util.sshdConfigReadFailed", path = filepath.display()).to_string()));
        }
        Ok(sshd_config_content)
    } else {
        Err(SshdConfigError::FileNotFound(filepath.display().to_string()))
    }
}