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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| use std::path::Path; | ||
| use std::process::Stdio; | ||
|
|
||
| use async_compression::tokio::bufread::GzipDecoder; | ||
| use tokio::fs::File; | ||
| use tokio::io::{AsyncRead, AsyncWriteExt, BufReader}; | ||
| use tokio::process::Command; | ||
|
|
||
| use crate::disk::fsck::RequiresReboot; | ||
| use crate::prelude::*; | ||
| use crate::util::Invoke; | ||
|
|
||
| pub async fn update_firmware() -> Result<RequiresReboot, Error> { | ||
| let product_name = String::from_utf8( | ||
| Command::new("dmidecode") | ||
| .arg("-s") | ||
| .arg("system-product-name") | ||
| .invoke(ErrorKind::Firmware) | ||
| .await?, | ||
| )? | ||
| .trim() | ||
| .to_owned(); | ||
| if product_name.is_empty() { | ||
| return Ok(RequiresReboot(false)); | ||
| } | ||
| let firmware_dir = Path::new("/usr/lib/embassy/firmware").join(&product_name); | ||
| if tokio::fs::metadata(&firmware_dir).await.is_ok() { | ||
| let current_firmware = String::from_utf8( | ||
| Command::new("dmidecode") | ||
| .arg("-s") | ||
| .arg("bios-version") | ||
| .invoke(ErrorKind::Firmware) | ||
| .await?, | ||
| )? | ||
| .trim() | ||
| .to_owned(); | ||
| if tokio::fs::metadata(firmware_dir.join(format!("{current_firmware}.rom.gz"))) | ||
| .await | ||
| .is_err() | ||
| && tokio::fs::metadata(firmware_dir.join(format!("{current_firmware}.rom"))) | ||
| .await | ||
| .is_err() | ||
| { | ||
| let mut firmware_read_dir = tokio::fs::read_dir(&firmware_dir).await?; | ||
| while let Some(entry) = firmware_read_dir.next_entry().await? { | ||
| let filename = entry.file_name().to_string_lossy().into_owned(); | ||
| let rdr: Option<Box<dyn AsyncRead + Unpin>> = if filename.ends_with(".rom.gz") { | ||
| Some(Box::new(GzipDecoder::new(BufReader::new( | ||
| File::open(entry.path()).await?, | ||
| )))) | ||
| } else if filename.ends_with(".rom") { | ||
| Some(Box::new(File::open(entry.path()).await?)) | ||
| } else { | ||
| None | ||
| }; | ||
| if let Some(mut rdr) = rdr { | ||
| let mut flashrom = Command::new("flashrom") | ||
| .arg("-p") | ||
| .arg("internal") | ||
| .arg("-w-") | ||
| .stdin(Stdio::piped()) | ||
| .spawn()?; | ||
| let mut rom_dest = flashrom.stdin.take().or_not_found("stdin")?; | ||
| tokio::io::copy(&mut rdr, &mut rom_dest).await?; | ||
| rom_dest.flush().await?; | ||
| rom_dest.shutdown().await?; | ||
| drop(rom_dest); | ||
| let o = flashrom.wait_with_output().await?; | ||
| if !o.status.success() { | ||
| return Err(Error::new( | ||
| eyre!("{}", std::str::from_utf8(&o.stderr)?), | ||
| ErrorKind::Firmware, | ||
| )); | ||
| } else { | ||
| return Ok(RequiresReboot(true)); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| Ok(RequiresReboot(false)) | ||
| } |
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