115 lines
2.5 KiB
Rust
115 lines
2.5 KiB
Rust
use std::{
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ops::Deref,
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path::{Path, PathBuf},
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sync::Arc,
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};
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use tokio::io::AsyncRead;
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use uuid::Uuid;
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pub(crate) type ArcTmpDir = Arc<TmpDir>;
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#[derive(Debug)]
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pub(crate) struct TmpDir {
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path: Option<PathBuf>,
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}
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impl TmpDir {
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pub(crate) async fn init<P: AsRef<Path>>(path: P) -> std::io::Result<Arc<Self>> {
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let path = path.as_ref().join(Uuid::new_v4().to_string());
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tokio::fs::create_dir(&path).await?;
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Ok(Arc::new(TmpDir { path: Some(path) }))
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}
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fn build_tmp_file(&self, ext: Option<&str>) -> Arc<Path> {
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if let Some(ext) = ext {
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Arc::from(self.path.as_ref().expect("tmp path exists").join(format!(
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"{}{}",
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Uuid::new_v4(),
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ext
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)))
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} else {
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Arc::from(
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self.path
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.as_ref()
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.expect("tmp path exists")
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.join(Uuid::new_v4().to_string()),
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)
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}
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}
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pub(crate) fn tmp_file(&self, ext: Option<&str>) -> TmpFile {
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TmpFile(self.build_tmp_file(ext))
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}
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pub(crate) async fn tmp_folder(&self) -> std::io::Result<TmpFolder> {
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let path = self.build_tmp_file(None);
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tokio::fs::create_dir(&path).await?;
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Ok(TmpFolder(path))
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}
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pub(crate) async fn cleanup(self: Arc<Self>) -> std::io::Result<()> {
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if let Some(path) = Arc::into_inner(self).and_then(|mut this| this.path.take()) {
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tokio::fs::remove_dir_all(path).await?;
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}
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Ok(())
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}
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}
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impl Drop for TmpDir {
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fn drop(&mut self) {
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if let Some(path) = self.path.as_ref() {
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std::fs::remove_dir_all(path).expect("Removed directory");
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}
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}
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}
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#[must_use]
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pub(crate) struct TmpFolder(Arc<Path>);
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impl AsRef<Path> for TmpFolder {
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fn as_ref(&self) -> &Path {
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&self.0
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}
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}
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impl Deref for TmpFolder {
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type Target = Path;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl Drop for TmpFolder {
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fn drop(&mut self) {
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crate::sync::spawn(
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"remove-tmpfolder",
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tokio::fs::remove_dir_all(self.0.clone()),
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);
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}
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}
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#[must_use]
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pub(crate) struct TmpFile(Arc<Path>);
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impl AsRef<Path> for TmpFile {
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fn as_ref(&self) -> &Path {
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&self.0
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}
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}
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impl Deref for TmpFile {
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type Target = Path;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl Drop for TmpFile {
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fn drop(&mut self) {
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crate::sync::spawn("remove-tmpfile", tokio::fs::remove_file(self.0.clone()));
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}
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}
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