284 lines
10 KiB
Rust
284 lines
10 KiB
Rust
use anyhow::{Error};
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use std::path::PathBuf;
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use pbs_datastore::manifest::MANIFEST_BLOB_NAME;
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use pbs_datastore::prune::{compute_prune_info, PruneOptions};
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use pbs_datastore::{BackupDir, BackupInfo};
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fn get_prune_list(
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list: Vec<BackupInfo>,
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return_kept: bool,
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options: &PruneOptions,
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) -> Vec<PathBuf> {
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let mut prune_info = compute_prune_info(list, options).unwrap();
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prune_info.reverse();
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prune_info
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.iter()
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.filter_map(|(info, keep)| {
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if *keep != return_kept {
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None
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} else {
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Some(info.backup_dir.relative_path())
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}
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})
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.collect()
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}
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fn create_info(
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snapshot: &str,
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partial: bool,
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) -> BackupInfo {
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let backup_dir: BackupDir = snapshot.parse().unwrap();
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let mut files = Vec::new();
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if !partial {
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files.push(String::from(MANIFEST_BLOB_NAME));
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}
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BackupInfo { backup_dir, files }
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}
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#[test]
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fn test_prune_hourly() -> Result<(), Error> {
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let mut orig_list = Vec::new();
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orig_list.push(create_info("host/elsa/2019-11-15T09:39:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-15T10:49:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-15T10:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-15T11:39:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-15T11:49:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-15T11:59:15Z", false));
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_hourly(Some(3));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-11-15T10:49:15Z"),
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PathBuf::from("host/elsa/2019-11-15T11:39:15Z"),
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PathBuf::from("host/elsa/2019-11-15T11:49:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list;
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let options = PruneOptions::new().keep_hourly(Some(2));
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let remove_list = get_prune_list(list, true, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-11-15T10:59:15Z"),
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PathBuf::from("host/elsa/2019-11-15T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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Ok(())
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}
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#[test]
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fn test_prune_simple2() -> Result<(), Error> {
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let mut orig_list = Vec::new();
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orig_list.push(create_info("host/elsa/2018-11-15T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-15T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-21T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-22T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-11-29T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-12-01T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-12-02T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-12-03T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-12-04T11:59:15Z", false));
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_daily(Some(1));
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let remove_list = get_prune_list(list, true, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_last(Some(1)).keep_daily(Some(1));
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let remove_list = get_prune_list(list, true, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_daily(Some(1)).keep_weekly(Some(1));
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let remove_list = get_prune_list(list, true, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-01T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_daily(Some(1)).keep_weekly(Some(1)).keep_monthly(Some(1));
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let remove_list = get_prune_list(list, true, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-11-22T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-01T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list;
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let options = PruneOptions::new().keep_monthly(Some(1)).keep_yearly(Some(1));
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let remove_list = get_prune_list(list, true, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2018-11-15T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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Ok(())
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}
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#[test]
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fn test_prune_simple() -> Result<(), Error> {
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let mut orig_list = Vec::new();
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orig_list.push(create_info("host/elsa/2019-12-02T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-12-03T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-12-04T11:59:15Z", false));
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orig_list.push(create_info("host/elsa/2019-12-04T12:59:15Z", false));
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// keep-last tests
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_last(Some(4));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = Vec::new();
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assert_eq!(remove_list, expect);
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_last(Some(3));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_last(Some(2));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_last(Some(1));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_last(Some(0));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T12:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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// keep-last, keep-daily mixed
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_last(Some(2)).keep_daily(Some(2));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![];
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assert_eq!(remove_list, expect);
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// keep-daily test
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_daily(Some(3));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![PathBuf::from("host/elsa/2019-12-04T11:59:15Z")];
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assert_eq!(remove_list, expect);
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// keep-daily test
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_daily(Some(2));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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// keep-weekly
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_weekly(Some(5));
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let remove_list = get_prune_list(list, false, &options);
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// all backup are within the same week, so we only keep a single file
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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// keep-daily + keep-weekly
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_daily(Some(1)).keep_weekly(Some(5));
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let remove_list = get_prune_list(list, false, &options);
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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// keep-monthly
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_monthly(Some(6));
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let remove_list = get_prune_list(list, false, &options);
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// all backup are within the same month, so we only keep a single file
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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// keep-yearly
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let list = orig_list.clone();
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let options = PruneOptions::new().keep_yearly(Some(7));
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let remove_list = get_prune_list(list, false, &options);
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// all backup are within the same year, so we only keep a single file
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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// keep-weekly + keep-monthly + keep-yearly
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let list = orig_list;
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let options = PruneOptions::new().keep_weekly(Some(5)).keep_monthly(Some(6)).keep_yearly(Some(7));
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let remove_list = get_prune_list(list, false, &options);
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// all backup are within one week, so we only keep a single file
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let expect: Vec<PathBuf> = vec![
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PathBuf::from("host/elsa/2019-12-02T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-03T11:59:15Z"),
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PathBuf::from("host/elsa/2019-12-04T11:59:15Z"),
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];
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assert_eq!(remove_list, expect);
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Ok(())
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}
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