src/catar/decoder.rs: simplify public restore API

This commit is contained in:
Dietmar Maurer
2019-03-11 14:31:01 +01:00
parent 8e39232acc
commit d5c34d98c0
4 changed files with 96 additions and 56 deletions

View File

@ -405,51 +405,59 @@ fn restore(
let repo_url = tools::required_string_param(&param, "repository")?;
let repo = BackupRepository::parse(repo_url)?;
let path = tools::required_string_param(&param, "snapshot")?;
let snapshot = BackupDir::parse(path)?;
let query = tools::json_object_to_query(json!({
"backup-type": snapshot.group().backup_type(),
"backup-id": snapshot.group().backup_id(),
"backup-time": snapshot.backup_time().timestamp(),
}))?;
let target_path = tools::required_string_param(&param, "target")?;
if let Err(err) = std::fs::create_dir(target_path) {
bail!("unable to create target directory - {}", err);
}
let archive_name = tools::required_string_param(&param, "archive-name")?;
let mut client = HttpClient::new(&repo.host, &repo.user);
let path = format!("api2/json/admin/datastore/{}/files?{}", repo.store, query);
let result = client.get(&path)?;
let path = tools::required_string_param(&param, "snapshot")?;
let files = result["data"].as_array().unwrap();
let query;
for file in files {
let file = file.as_str().unwrap();
if path.matches('/').count() == 1 {
let group = BackupGroup::parse(path)?;
let query = tools::json_object_to_query(json!({
let subquery = tools::json_object_to_query(json!({
"backup-type": group.backup_type(),
"backup-id": group.backup_id(),
}))?;
let path = format!("api2/json/admin/datastore/{}/snapshots?{}", repo.store, subquery);
let result = client.get(&path)?;
let list = result["data"].as_array().unwrap();
if list.len() == 0 {
bail!("backup group '{}' does not contain any snapshots:", path);
}
query = tools::json_object_to_query(json!({
"backup-type": group.backup_type(),
"backup-id": group.backup_id(),
"backup-time": list[0]["backup-time"].as_i64().unwrap(),
"archive-name": archive_name,
}))?;
} else {
let snapshot = BackupDir::parse(path)?;
query = tools::json_object_to_query(json!({
"backup-type": snapshot.group().backup_type(),
"backup-id": snapshot.group().backup_id(),
"backup-time": snapshot.backup_time().timestamp(),
"archive-name": file,
"archive-name": archive_name,
}))?;
}
if file.ends_with(".catar.didx") {
let path = format!("api2/json/admin/datastore/{}/catar?{}", repo.store, query);
let target = tools::required_string_param(&param, "target")?;
let mut filename = std::path::PathBuf::from(file);
filename.set_extension(""); // remove .didx
filename.set_extension(""); // remove .catar
if archive_name.ends_with(".catar") {
let path = format!("api2/json/admin/datastore/{}/catar?{}", repo.store, query);
println!("DOWNLOAD FILE {} to {:?}", path, filename);
let writer = CaTarBackupWriter::new(
&PathBuf::from(target_path), OsString::from(filename), true)?;
client.download(&path, Box::new(writer))?;
} else {
bail!("unknown file extensions - unable to download '{}'", file);
}
println!("DOWNLOAD FILE {} to {}", path, target);
let target = PathBuf::from(target);
let writer = CaTarBackupWriter::new(&target, true)?;
client.download(&path, Box::new(writer))?;
} else {
bail!("unknown file extensions - unable to download '{}'", archive_name);
}
Ok(Value::Null)
@ -558,10 +566,11 @@ fn main() {
restore,
ObjectSchema::new("Restore backup repository.")
.required("repository", repo_url_schema.clone())
.required("snapshot", StringSchema::new("Snapshot path."))
.required("snapshot", StringSchema::new("Group/Snapshot path."))
.required("archive-name", StringSchema::new("Backup archive name."))
.required("target", StringSchema::new("Target directory path."))
))
.arg_param(vec!["repository", "snapshot", "target"]);
.arg_param(vec!["repository", "snapshot", "archive-name", "target"]);
let prune_cmd_def = CliCommand::new(
ApiMethod::new(