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use ar::{Builder, Header};
use crate::error::CDResult;
use crate::manifest::Config;
use std::fs::File;
use std::fs;
use std::path::PathBuf;
pub struct DebArchive {
out_abspath: PathBuf,
ar_builder: Builder<File>,
}
impl DebArchive {
pub fn new(config: &Config) -> CDResult<Self> {
let out_filename = format!("{}_{}_{}.deb", config.deb_name, config.deb_version, config.architecture);
let out_abspath = config.deb_output_path(&out_filename);
{
let deb_dir = out_abspath.parent().ok_or("invalid dir")?;
let _ = fs::create_dir_all(deb_dir);
}
let ar_builder = Builder::new(File::create(&out_abspath)?);
Ok(DebArchive {
out_abspath,
ar_builder,
})
}
pub(crate) fn filename_glob(config: &Config) -> String {
format!("{}_*_{}.deb", config.deb_name, config.architecture)
}
pub fn add_data(&mut self, dest_path: String, mtime_timestamp: u64, data: &[u8]) -> CDResult<()> {
let mut header = Header::new(dest_path.into(), data.len() as u64);
header.set_mode(0o644);
header.set_mtime(mtime_timestamp);
header.set_uid(0);
header.set_gid(0);
self.ar_builder.append(&header, data)?;
Ok(())
}
pub fn finish(self) -> CDResult<PathBuf> {
Ok(self.out_abspath)
}
}