blob: 926b2b17d6c752e74fc6b7bf6bca465d059819c6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
use crate::client::{BackupClient, ClientConfig};
use crate::fsiter::FsIterator;
use crate::generation::Generation;
use std::path::Path;
use tempfile::NamedTempFile;
pub fn backup(config: &Path, buffer_size: usize) -> anyhow::Result<()> {
let config = ClientConfig::read_config(config)?;
let client = BackupClient::new(&config.server_url)?;
// Create a named temporary file. We don't meed the open file
// handle, so we discard that.
let dbname = {
let temp = NamedTempFile::new()?;
let (_, dbname) = temp.keep()?;
dbname
};
{
// Create the SQLite database using the named temporary file.
// The fetching is in its own block so that the file handles
// get closed and data flushed to disk.
let mut gen = Generation::create(&dbname)?;
gen.insert_iter(FsIterator::new(&config.root).map(|entry| match entry {
Err(err) => Err(err),
Ok(entry) => client.upload_filesystem_entry(entry, buffer_size),
}))?;
}
// Upload the SQLite file, i.e., the named temporary file, which
// still exists, since we persisted it above.
let gen_id = client.upload_generation(&dbname, buffer_size)?;
println!("gen id: {}", gen_id);
// Delete the temporary file.
std::fs::remove_file(&dbname)?;
Ok(())
}
|
