use std::collections::{HashSet, HashMap};
-use std::path::PathBuf;
-use chrono::{DateTime, Datelike, TimeZone, Local};
+use chrono::{TimeZone, Local};
use failure::*;
use futures::*;
use hyper::http::request::Parts;
group_hash
}
-fn mark_selections<F: Fn(DateTime<Local>, &BackupInfo) -> String> (
- mark: &mut HashSet<PathBuf>,
- list: &Vec<BackupInfo>,
- keep: usize,
- select_id: F,
-){
- let mut hash = HashSet::new();
- for info in list {
- let local_time = info.backup_dir.backup_time().with_timezone(&Local);
- if hash.len() >= keep as usize { break; }
- let backup_id = info.backup_dir.relative_path();
- let sel_id: String = select_id(local_time, &info);
- if !hash.contains(&sel_id) {
- hash.insert(sel_id);
- //println!(" KEEP ID {} {}", backup_id, local_time.format("%c"));
- mark.insert(backup_id);
- }
- }
-}
-
fn list_groups(
param: Value,
_info: &ApiMethod,
)
);
-
fn prune(
param: Value,
_info: &ApiMethod,
worker.log(format!("Starting prune on store {}", store));
}
- let mut list = group.list_backups(&datastore.base_path())?;
-
- let mut mark = HashSet::new();
-
- BackupInfo::sort_list(&mut list, false);
-
- if let Some(keep_last) = param["keep-last"].as_u64() {
- list.iter().take(keep_last as usize).for_each(|info| {
- mark.insert(info.backup_dir.relative_path());
- });
- }
-
- if let Some(keep_daily) = param["keep-daily"].as_u64() {
- mark_selections(&mut mark, &list, keep_daily as usize, |local_time, _info| {
- format!("{}/{}/{}", local_time.year(), local_time.month(), local_time.day())
- });
- }
-
- if let Some(keep_weekly) = param["keep-weekly"].as_u64() {
- mark_selections(&mut mark, &list, keep_weekly as usize, |local_time, _info| {
- format!("{}/{}", local_time.year(), local_time.iso_week().week())
- });
- }
-
- if let Some(keep_monthly) = param["keep-monthly"].as_u64() {
- mark_selections(&mut mark, &list, keep_monthly as usize, |local_time, _info| {
- format!("{}/{}", local_time.year(), local_time.month())
- });
- }
-
- if let Some(keep_yearly) = param["keep-yearly"].as_u64() {
- mark_selections(&mut mark, &list, keep_yearly as usize, |local_time, _info| {
- format!("{}/{}", local_time.year(), local_time.year())
- });
- }
-
- let mut remove_list: Vec<BackupInfo> = list.into_iter()
- .filter(|info| !mark.contains(&info.backup_dir.relative_path())).collect();
+ let list = group.list_backups(&datastore.base_path())?;
- BackupInfo::sort_list(&mut remove_list, true);
+ let remove_list = BackupGroup::compute_prune_list(
+ list,
+ param["keep-last"].as_u64(),
+ param["keep-daily"].as_u64(),
+ param["keep-weekly"].as_u64(),
+ param["keep-monthly"].as_u64(),
+ param["keep-yearly"].as_u64(),
+ )?;
for info in remove_list {
worker.log(format!("remove {:?}", info.backup_dir));
use failure::*;
use regex::Regex;
use std::os::unix::io::RawFd;
+use std::collections::HashSet;
-use chrono::{DateTime, TimeZone, SecondsFormat, Utc};
+use chrono::{DateTime, Datelike, TimeZone, SecondsFormat, Utc, Local};
use std::path::{PathBuf, Path};
use lazy_static::lazy_static;
})?;
Ok(list)
}
+
+ fn mark_selections<F: Fn(DateTime<Local>, &BackupInfo) -> String> (
+ mark: &mut HashSet<PathBuf>,
+ list: &Vec<BackupInfo>,
+ keep: usize,
+ select_id: F,
+ ){
+ let mut hash = HashSet::new();
+ for info in list {
+ let local_time = info.backup_dir.backup_time().with_timezone(&Local);
+ if hash.len() >= keep as usize { break; }
+ let backup_id = info.backup_dir.relative_path();
+ let sel_id: String = select_id(local_time, &info);
+ if !hash.contains(&sel_id) {
+ hash.insert(sel_id);
+ mark.insert(backup_id);
+ }
+ }
+ }
+
+ pub fn compute_prune_list(
+ mut list: Vec<BackupInfo>,
+ keep_last: Option<u64>,
+ keep_daily: Option<u64>,
+ keep_weekly: Option<u64>,
+ keep_monthly: Option<u64>,
+ keep_yearly: Option<u64>,
+ ) -> Result<Vec<BackupInfo>, Error> {
+
+ let mut mark = HashSet::new();
+
+ BackupInfo::sort_list(&mut list, false);
+
+ if let Some(keep_last) = keep_last {
+ list.iter().take(keep_last as usize).for_each(|info| {
+ mark.insert(info.backup_dir.relative_path());
+ });
+ }
+
+ if let Some(keep_daily) = keep_daily {
+ Self::mark_selections(&mut mark, &list, keep_daily as usize, |local_time, _info| {
+ format!("{}/{}/{}", local_time.year(), local_time.month(), local_time.day())
+ });
+ }
+
+ if let Some(keep_weekly) = keep_weekly {
+ Self::mark_selections(&mut mark, &list, keep_weekly as usize, |local_time, _info| {
+ format!("{}/{}", local_time.year(), local_time.iso_week().week())
+ });
+ }
+
+ if let Some(keep_monthly) = keep_monthly {
+ Self::mark_selections(&mut mark, &list, keep_monthly as usize, |local_time, _info| {
+ format!("{}/{}", local_time.year(), local_time.month())
+ });
+ }
+
+ if let Some(keep_yearly) = keep_yearly {
+ Self::mark_selections(&mut mark, &list, keep_yearly as usize, |local_time, _info| {
+ format!("{}/{}", local_time.year(), local_time.year())
+ });
+ }
+
+ let mut remove_list: Vec<BackupInfo> = list.into_iter()
+ .filter(|info| !mark.contains(&info.backup_dir.relative_path())).collect();
+
+ BackupInfo::sort_list(&mut remove_list, true);
+
+ Ok(remove_list)
+ }
}
/// Uniquely identify a Backup (relative to data store)