[pbs-devel] [RFC PATCH v2 proxmox-backup 2/7] api2: Add `protected` parameter to `finish` endpoint
Christoph Heiss
c.heiss at proxmox.com
Wed Jan 25 13:18:57 CET 2023
Groundwork for fixing #4289. This way, a backup can be set as protected
without a separate API call and thus avoid locking problems.
Signed-off-by: Christoph Heiss <c.heiss at proxmox.com>
---
Changes v1 -> v2:
* Moved BackupWriter::finish adaption to patch 2
src/api2/backup/environment.rs | 11 +++++++++++
src/api2/backup/mod.rs | 30 ++++++++++++++++++++++--------
2 files changed, 33 insertions(+), 8 deletions(-)
diff --git a/src/api2/backup/environment.rs b/src/api2/backup/environment.rs
index 4f07f9b4..05ee12ea 100644
--- a/src/api2/backup/environment.rs
+++ b/src/api2/backup/environment.rs
@@ -590,6 +590,17 @@ impl BackupEnvironment {
Ok(())
}
+ /// Sets the backup as protected.
+ pub fn set_protected(&self) -> Result<(), Error> {
+ let state = self.state.lock().unwrap();
+ state.ensure_unfinished()?;
+
+ let protected_path = self.backup_dir.protected_file();
+ std::fs::File::create(protected_path)
+ .map(|_| ())
+ .map_err(|err| format_err!("could not create protection file: {}", err))
+ }
+
/// Mark backup as finished
pub fn finish_backup(&self) -> Result<(), Error> {
let mut state = self.state.lock().unwrap();
diff --git a/src/api2/backup/mod.rs b/src/api2/backup/mod.rs
index 90e2ea7e..757364b6 100644
--- a/src/api2/backup/mod.rs
+++ b/src/api2/backup/mod.rs
@@ -342,13 +342,7 @@ const BACKUP_API_SUBDIRS: SubdirMap = &[
.post(&API_METHOD_CREATE_DYNAMIC_INDEX)
.put(&API_METHOD_DYNAMIC_APPEND),
),
- (
- "finish",
- &Router::new().post(&ApiMethod::new(
- &ApiHandler::Sync(&finish_backup),
- &ObjectSchema::new("Mark backup as finished.", &[]),
- )),
- ),
+ ("finish", &Router::new().post(&API_METHOD_FINISH_BACKUP)),
(
"fixed_chunk",
&Router::new().upload(&API_METHOD_UPLOAD_FIXED_CHUNK),
@@ -771,12 +765,32 @@ fn close_fixed_index(
Ok(Value::Null)
}
+#[sortable]
+const API_METHOD_FINISH_BACKUP: ApiMethod = ApiMethod::new(
+ &ApiHandler::Sync(&finish_backup),
+ &ObjectSchema::new(
+ "Mark backup as finished.",
+ &sorted!([(
+ "protected",
+ true,
+ &BooleanSchema::new("Mark backup as protected").schema()
+ ),]),
+ ),
+);
+
fn finish_backup(
- _param: Value,
+ param: Value,
_info: &ApiMethod,
rpcenv: &mut dyn RpcEnvironment,
) -> Result<Value, Error> {
let env: &BackupEnvironment = rpcenv.as_ref();
+ let protected = param["protected"].as_bool().unwrap_or(false);
+
+ if protected {
+ if let Err(err) = env.set_protected() {
+ env.log(format!("failed to set backup protected: {}", err));
+ }
+ }
env.finish_backup()?;
env.log("successfully finished backup");
--
2.34.1
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