1613 lines
69 KiB
Rust
1613 lines
69 KiB
Rust
use crossbeam_channel::Receiver;
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use humansize::{file_size_opts as options, FileSize};
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use std::collections::BTreeMap;
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#[cfg(target_family = "unix")]
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use std::collections::HashSet;
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use std::fs::{File, Metadata, OpenOptions};
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use std::io::prelude::*;
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use std::io::{self, Error, ErrorKind};
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#[cfg(target_family = "unix")]
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use std::os::unix::fs::MetadataExt;
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use std::path::{Path, PathBuf};
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use std::time::{Duration, SystemTime, UNIX_EPOCH};
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use std::{fs, mem, thread};
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use crate::common::Common;
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use crate::common_directory::Directories;
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use crate::common_extensions::Extensions;
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use crate::common_items::ExcludedItems;
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use crate::common_messages::Messages;
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use crate::common_traits::*;
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use directories_next::ProjectDirs;
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use rayon::prelude::*;
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use std::hash::Hasher;
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use std::io::{BufReader, BufWriter};
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use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
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use std::sync::Arc;
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use std::thread::sleep;
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const HASH_MB_LIMIT_BYTES: u64 = 1024 * 1024; // 1MB
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const CACHE_FILE_NAME: &str = "cache_duplicates.txt";
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#[derive(Debug)]
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pub struct ProgressData {
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pub checking_method: CheckingMethod,
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pub current_stage: u8,
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pub max_stage: u8,
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pub files_checked: usize,
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pub files_to_check: usize,
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}
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#[derive(PartialEq, Eq, Clone, Debug)]
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pub enum CheckingMethod {
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None,
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Name,
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Size,
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Hash,
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HashMb,
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}
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impl MyHasher for blake3::Hasher {
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fn update(&mut self, bytes: &[u8]) {
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self.update(bytes);
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}
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fn finalize(&self) -> String {
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self.finalize().to_hex().to_string()
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}
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}
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impl MyHasher for crc32fast::Hasher {
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fn update(&mut self, bytes: &[u8]) {
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self.write(bytes);
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}
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fn finalize(&self) -> String {
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self.finish().to_string()
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}
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}
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impl MyHasher for xxhash_rust::xxh3::Xxh3 {
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fn update(&mut self, bytes: &[u8]) {
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self.write(bytes);
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}
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fn finalize(&self) -> String {
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self.finish().to_string()
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}
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}
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#[derive(PartialEq, Eq, Clone, Debug, Copy)]
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pub enum HashType {
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Blake3,
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Crc32,
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Xxh3,
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}
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impl HashType {
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fn hasher(self: &HashType) -> Box<dyn MyHasher> {
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match self {
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HashType::Blake3 => Box::new(blake3::Hasher::new()),
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HashType::Crc32 => Box::new(crc32fast::Hasher::new()),
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HashType::Xxh3 => Box::new(xxhash_rust::xxh3::Xxh3::new()),
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}
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}
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}
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#[derive(Eq, PartialEq, Clone, Debug)]
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pub enum DeleteMethod {
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None,
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AllExceptNewest,
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AllExceptOldest,
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OneOldest,
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OneNewest,
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HardLink,
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}
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#[derive(Clone, Debug, PartialEq, Default)]
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pub struct FileEntry {
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pub path: PathBuf,
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pub size: u64,
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pub modified_date: u64,
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pub hash: String,
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}
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/// Info struck with helpful information's about results
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#[derive(Default)]
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pub struct Info {
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pub number_of_groups_by_size: usize,
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pub number_of_duplicated_files_by_size: usize,
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pub number_of_groups_by_hash: usize,
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pub number_of_duplicated_files_by_hash: usize,
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pub number_of_groups_by_name: usize,
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pub number_of_duplicated_files_by_name: usize,
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pub lost_space_by_size: u64,
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pub lost_space_by_hash: u64,
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pub bytes_read_when_hashing: u64,
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pub number_of_removed_files: usize,
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pub number_of_failed_to_remove_files: usize,
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pub gained_space: u64,
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}
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impl Info {
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pub fn new() -> Self {
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Default::default()
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}
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}
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/// Struct with required information's to work
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pub struct DuplicateFinder {
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text_messages: Messages,
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information: Info,
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files_with_identical_names: BTreeMap<String, Vec<FileEntry>>, // File Size, File Entry
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files_with_identical_size: BTreeMap<u64, Vec<FileEntry>>, // File Size, File Entry
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files_with_identical_hashes: BTreeMap<u64, Vec<Vec<FileEntry>>>, // File Size, File Entry
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directories: Directories,
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allowed_extensions: Extensions,
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excluded_items: ExcludedItems,
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recursive_search: bool,
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minimal_file_size: u64,
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maximal_file_size: u64,
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check_method: CheckingMethod,
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delete_method: DeleteMethod,
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hash_type: HashType,
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ignore_hard_links: bool,
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dryrun: bool,
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stopped_search: bool,
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use_cache: bool,
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minimal_cache_file_size: u64,
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}
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impl DuplicateFinder {
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pub fn new() -> Self {
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Self {
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text_messages: Messages::new(),
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information: Info::new(),
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files_with_identical_names: Default::default(),
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files_with_identical_size: Default::default(),
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files_with_identical_hashes: Default::default(),
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recursive_search: true,
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allowed_extensions: Extensions::new(),
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check_method: CheckingMethod::None,
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delete_method: DeleteMethod::None,
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minimal_file_size: 8192,
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maximal_file_size: u64::MAX,
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directories: Directories::new(),
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excluded_items: ExcludedItems::new(),
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stopped_search: false,
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ignore_hard_links: true,
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hash_type: HashType::Blake3,
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dryrun: false,
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use_cache: true,
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minimal_cache_file_size: 2 * 1024 * 1024, // By default cache only >= 1MB files
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}
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}
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pub fn find_duplicates(&mut self, stop_receiver: Option<&Receiver<()>>, progress_sender: Option<&futures::channel::mpsc::UnboundedSender<ProgressData>>) {
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self.directories.optimize_directories(self.recursive_search, &mut self.text_messages);
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match self.check_method {
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CheckingMethod::Name => {
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if !self.check_files_name(stop_receiver, progress_sender) {
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self.stopped_search = true;
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return;
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}
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}
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CheckingMethod::Size => {
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if !self.check_files_size(stop_receiver, progress_sender) {
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self.stopped_search = true;
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return;
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}
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}
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CheckingMethod::HashMb | CheckingMethod::Hash => {
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if !self.check_files_size(stop_receiver, progress_sender) {
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self.stopped_search = true;
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return;
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}
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if !self.check_files_hash(stop_receiver, progress_sender) {
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self.stopped_search = true;
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return;
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}
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}
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CheckingMethod::None => {
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panic!();
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}
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}
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self.delete_files();
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self.debug_print();
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}
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pub const fn get_check_method(&self) -> &CheckingMethod {
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&self.check_method
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}
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pub fn get_stopped_search(&self) -> bool {
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self.stopped_search
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}
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pub fn set_minimal_cache_file_size(&mut self, minimal_cache_file_size: u64) {
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self.minimal_cache_file_size = minimal_cache_file_size;
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}
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pub const fn get_files_sorted_by_names(&self) -> &BTreeMap<String, Vec<FileEntry>> {
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&self.files_with_identical_names
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}
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pub fn set_use_cache(&mut self, use_cache: bool) {
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self.use_cache = use_cache;
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}
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pub const fn get_files_sorted_by_size(&self) -> &BTreeMap<u64, Vec<FileEntry>> {
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&self.files_with_identical_size
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}
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pub const fn get_files_sorted_by_hash(&self) -> &BTreeMap<u64, Vec<Vec<FileEntry>>> {
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&self.files_with_identical_hashes
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}
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pub fn set_maximal_file_size(&mut self, maximal_file_size: u64) {
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self.maximal_file_size = match maximal_file_size {
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0 => 1,
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t => t,
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};
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}
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pub const fn get_text_messages(&self) -> &Messages {
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&self.text_messages
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}
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pub const fn get_information(&self) -> &Info {
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&self.information
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}
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pub fn set_hash_type(&mut self, hash_type: HashType) {
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self.hash_type = hash_type;
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}
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pub fn set_ignore_hard_links(&mut self, ignore_hard_links: bool) {
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self.ignore_hard_links = ignore_hard_links;
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}
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pub fn set_dryrun(&mut self, dryrun: bool) {
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self.dryrun = dryrun;
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}
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pub fn set_check_method(&mut self, check_method: CheckingMethod) {
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self.check_method = check_method;
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}
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pub fn set_delete_method(&mut self, delete_method: DeleteMethod) {
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self.delete_method = delete_method;
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}
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pub fn set_minimal_file_size(&mut self, minimal_file_size: u64) {
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self.minimal_file_size = match minimal_file_size {
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0 => 1,
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t => t,
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};
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}
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pub fn set_recursive_search(&mut self, recursive_search: bool) {
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self.recursive_search = recursive_search;
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}
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pub fn set_included_directory(&mut self, included_directory: Vec<PathBuf>) -> bool {
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self.directories.set_included_directory(included_directory, &mut self.text_messages)
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}
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pub fn set_excluded_directory(&mut self, excluded_directory: Vec<PathBuf>) {
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self.directories.set_excluded_directory(excluded_directory, &mut self.text_messages);
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}
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pub fn set_allowed_extensions(&mut self, allowed_extensions: String) {
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self.allowed_extensions.set_allowed_extensions(allowed_extensions, &mut self.text_messages);
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}
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pub fn set_excluded_items(&mut self, excluded_items: Vec<String>) {
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self.excluded_items.set_excluded_items(excluded_items, &mut self.text_messages);
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}
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fn check_files_name(&mut self, stop_receiver: Option<&Receiver<()>>, progress_sender: Option<&futures::channel::mpsc::UnboundedSender<ProgressData>>) -> bool {
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let start_time: SystemTime = SystemTime::now();
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let mut folders_to_check: Vec<PathBuf> = Vec::with_capacity(1024 * 2); // This should be small enough too not see to big difference and big enough to store most of paths without needing to resize vector
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// Add root folders for finding
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for id in &self.directories.included_directories {
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folders_to_check.push(id.clone());
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}
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//// PROGRESS THREAD START
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const LOOP_DURATION: u32 = 200; //in ms
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let progress_thread_run = Arc::new(AtomicBool::new(true));
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let atomic_file_counter = Arc::new(AtomicUsize::new(0));
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let progress_thread_handle;
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if let Some(progress_sender) = progress_sender {
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let progress_send = progress_sender.clone();
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let progress_thread_run = progress_thread_run.clone();
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let atomic_file_counter = atomic_file_counter.clone();
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progress_thread_handle = thread::spawn(move || loop {
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progress_send
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.unbounded_send(ProgressData {
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checking_method: CheckingMethod::Name,
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current_stage: 0,
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max_stage: 0,
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files_checked: atomic_file_counter.load(Ordering::Relaxed) as usize,
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files_to_check: 0,
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})
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.unwrap();
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if !progress_thread_run.load(Ordering::Relaxed) {
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break;
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}
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sleep(Duration::from_millis(LOOP_DURATION as u64));
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});
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} else {
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progress_thread_handle = thread::spawn(|| {});
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}
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//// PROGRESS THREAD END
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while !folders_to_check.is_empty() {
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if stop_receiver.is_some() && stop_receiver.unwrap().try_recv().is_ok() {
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// End thread which send info to gui
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progress_thread_run.store(false, Ordering::Relaxed);
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progress_thread_handle.join().unwrap();
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return false;
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}
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let current_folder = folders_to_check.pop().unwrap();
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// Read current dir, if permission are denied just go to next
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let read_dir = match fs::read_dir(¤t_folder) {
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Ok(t) => t,
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Err(e) => {
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self.text_messages.warnings.push(format!("Cannot open dir {}, reason {}", current_folder.display(), e));
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continue;
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} // Permissions denied
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};
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// Check every sub folder/file/link etc.
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'dir: for entry in read_dir {
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let entry_data = match entry {
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Ok(t) => t,
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Err(e) => {
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self.text_messages.warnings.push(format!("Cannot read entry in dir {}, reason {}", current_folder.display(), e));
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continue 'dir;
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} //Permissions denied
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};
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let metadata: Metadata = match entry_data.metadata() {
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Ok(t) => t,
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Err(e) => {
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self.text_messages.warnings.push(format!("Cannot read metadata in dir {}, reason {}", current_folder.display(), e));
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continue 'dir;
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} //Permissions denied
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};
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if metadata.is_dir() {
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if !self.recursive_search {
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continue 'dir;
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}
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let next_folder = current_folder.join(entry_data.file_name());
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if self.directories.is_excluded(&next_folder) {
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continue 'dir;
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}
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if self.excluded_items.is_excluded(&next_folder) {
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continue 'dir;
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}
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folders_to_check.push(next_folder);
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} else if metadata.is_file() {
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atomic_file_counter.fetch_add(1, Ordering::Relaxed);
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// let mut have_valid_extension: bool;
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let file_name_lowercase: String = match entry_data.file_name().into_string() {
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Ok(t) => t,
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Err(_inspected) => {
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println!("File {:?} has not valid UTF-8 name", entry_data);
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continue 'dir;
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}
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}
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.to_lowercase();
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// Checking allowed extensions
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if !self.allowed_extensions.file_extensions.is_empty() {
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let allowed = self.allowed_extensions.file_extensions.iter().any(|e| file_name_lowercase.ends_with((".".to_string() + e.to_lowercase().as_str()).as_str()));
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if !allowed {
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// Not an allowed extension, ignore it.
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continue 'dir;
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}
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}
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// Checking files
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if (self.minimal_file_size..=self.maximal_file_size).contains(&metadata.len()) {
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let current_file_name = current_folder.join(entry_data.file_name());
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if self.excluded_items.is_excluded(¤t_file_name) {
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continue 'dir;
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}
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// Creating new file entry
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let fe: FileEntry = FileEntry {
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path: current_file_name.clone(),
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size: metadata.len(),
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modified_date: match metadata.modified() {
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Ok(t) => match t.duration_since(UNIX_EPOCH) {
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Ok(d) => d.as_secs(),
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Err(_inspected) => {
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self.text_messages.warnings.push(format!("File {} seems to be modified before Unix Epoch.", current_file_name.display()));
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0
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}
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},
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Err(e) => {
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self.text_messages.warnings.push(format!("Unable to get modification date from file {}, reason {}", current_file_name.display(), e));
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0
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} // Permissions Denied
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},
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hash: "".to_string(),
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};
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// Adding files to BTreeMap
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self.files_with_identical_names.entry(entry_data.file_name().to_string_lossy().to_string()).or_insert_with(Vec::new);
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self.files_with_identical_names.get_mut(&entry_data.file_name().to_string_lossy().to_string()).unwrap().push(fe);
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}
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}
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}
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}
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// End thread which send info to gui
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progress_thread_run.store(false, Ordering::Relaxed);
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progress_thread_handle.join().unwrap();
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|
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// Create new BTreeMap without single size entries(files have not duplicates)
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let mut new_map: BTreeMap<String, Vec<FileEntry>> = Default::default();
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for (name, vector) in &self.files_with_identical_names {
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if vector.len() > 1 {
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self.information.number_of_duplicated_files_by_name += vector.len() - 1;
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self.information.number_of_groups_by_name += 1;
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new_map.insert(name.clone(), vector.clone());
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}
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}
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self.files_with_identical_names = new_map;
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Common::print_time(start_time, SystemTime::now(), "check_files_name".to_string());
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true
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}
|
|
|
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/// Read file length and puts it to different boxes(each for different lengths)
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|
/// If in box is only 1 result, then it is removed
|
|
fn check_files_size(&mut self, stop_receiver: Option<&Receiver<()>>, progress_sender: Option<&futures::channel::mpsc::UnboundedSender<ProgressData>>) -> bool {
|
|
let start_time: SystemTime = SystemTime::now();
|
|
let mut folders_to_check: Vec<PathBuf> = Vec::with_capacity(1024 * 2); // This should be small enough too not see to big difference and big enough to store most of paths without needing to resize vector
|
|
|
|
// Add root folders for finding
|
|
for id in &self.directories.included_directories {
|
|
folders_to_check.push(id.clone());
|
|
}
|
|
|
|
//// PROGRESS THREAD START
|
|
const LOOP_DURATION: u32 = 200; //in ms
|
|
let progress_thread_run = Arc::new(AtomicBool::new(true));
|
|
|
|
let atomic_file_counter = Arc::new(AtomicUsize::new(0));
|
|
|
|
let progress_thread_handle;
|
|
if let Some(progress_sender) = progress_sender {
|
|
let progress_send = progress_sender.clone();
|
|
let progress_thread_run = progress_thread_run.clone();
|
|
let atomic_file_counter = atomic_file_counter.clone();
|
|
let checking_method = self.check_method.clone();
|
|
let max_stage = match self.check_method {
|
|
CheckingMethod::Size => 0,
|
|
CheckingMethod::HashMb | CheckingMethod::Hash => 2,
|
|
_ => 255,
|
|
};
|
|
progress_thread_handle = thread::spawn(move || loop {
|
|
progress_send
|
|
.unbounded_send(ProgressData {
|
|
checking_method: checking_method.clone(),
|
|
current_stage: 0,
|
|
max_stage,
|
|
files_checked: atomic_file_counter.load(Ordering::Relaxed) as usize,
|
|
files_to_check: 0,
|
|
})
|
|
.unwrap();
|
|
if !progress_thread_run.load(Ordering::Relaxed) {
|
|
break;
|
|
}
|
|
sleep(Duration::from_millis(LOOP_DURATION as u64));
|
|
});
|
|
} else {
|
|
progress_thread_handle = thread::spawn(|| {});
|
|
}
|
|
|
|
//// PROGRESS THREAD END
|
|
|
|
while !folders_to_check.is_empty() {
|
|
if stop_receiver.is_some() && stop_receiver.unwrap().try_recv().is_ok() {
|
|
// End thread which send info to gui
|
|
progress_thread_run.store(false, Ordering::Relaxed);
|
|
progress_thread_handle.join().unwrap();
|
|
return false;
|
|
}
|
|
|
|
let current_folder = folders_to_check.pop().unwrap();
|
|
|
|
// Read current dir, if permission are denied just go to next
|
|
let read_dir = match fs::read_dir(¤t_folder) {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
self.text_messages.warnings.push(format!("Cannot open dir {}, reason {}", current_folder.display(), e));
|
|
continue;
|
|
} // Permissions denied
|
|
};
|
|
|
|
// Check every sub folder/file/link etc.
|
|
'dir: for entry in read_dir {
|
|
let entry_data = match entry {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
self.text_messages.warnings.push(format!("Cannot read entry in dir {}, reason {}", current_folder.display(), e));
|
|
continue 'dir;
|
|
} //Permissions denied
|
|
};
|
|
let metadata: Metadata = match entry_data.metadata() {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
self.text_messages.warnings.push(format!("Cannot read metadata in dir {}, reason {}", current_folder.display(), e));
|
|
continue 'dir;
|
|
} //Permissions denied
|
|
};
|
|
if metadata.is_dir() {
|
|
if !self.recursive_search {
|
|
continue 'dir;
|
|
}
|
|
|
|
let next_folder = current_folder.join(entry_data.file_name());
|
|
if self.directories.is_excluded(&next_folder) {
|
|
continue 'dir;
|
|
}
|
|
|
|
if self.excluded_items.is_excluded(&next_folder) {
|
|
continue 'dir;
|
|
}
|
|
|
|
folders_to_check.push(next_folder);
|
|
} else if metadata.is_file() {
|
|
atomic_file_counter.fetch_add(1, Ordering::Relaxed);
|
|
// let mut have_valid_extension: bool;
|
|
let file_name_lowercase: String = match entry_data.file_name().into_string() {
|
|
Ok(t) => t,
|
|
Err(_inspected) => {
|
|
println!("File {:?} has not valid UTF-8 name", entry_data);
|
|
continue 'dir;
|
|
}
|
|
}
|
|
.to_lowercase();
|
|
|
|
// Checking allowed extensions
|
|
if !self.allowed_extensions.file_extensions.is_empty() {
|
|
let allowed = self.allowed_extensions.file_extensions.iter().any(|e| file_name_lowercase.ends_with((".".to_string() + e.to_lowercase().as_str()).as_str()));
|
|
if !allowed {
|
|
// Not an allowed extension, ignore it.
|
|
|
|
continue 'dir;
|
|
}
|
|
}
|
|
// Checking files
|
|
if (self.minimal_file_size..=self.maximal_file_size).contains(&metadata.len()) {
|
|
let current_file_name = current_folder.join(entry_data.file_name());
|
|
if self.excluded_items.is_excluded(¤t_file_name) {
|
|
continue 'dir;
|
|
}
|
|
|
|
// Creating new file entry
|
|
let fe: FileEntry = FileEntry {
|
|
path: current_file_name.clone(),
|
|
size: metadata.len(),
|
|
modified_date: match metadata.modified() {
|
|
Ok(t) => match t.duration_since(UNIX_EPOCH) {
|
|
Ok(d) => d.as_secs(),
|
|
Err(_inspected) => {
|
|
self.text_messages.warnings.push(format!("File {} seems to be modified before Unix Epoch.", current_file_name.display()));
|
|
0
|
|
}
|
|
},
|
|
Err(e) => {
|
|
self.text_messages.warnings.push(format!("Unable to get modification date from file {}, reason {}", current_file_name.display(), e));
|
|
0
|
|
} // Permissions Denied
|
|
},
|
|
hash: "".to_string(),
|
|
};
|
|
|
|
// Adding files to BTreeMap
|
|
self.files_with_identical_size.entry(metadata.len()).or_insert_with(Vec::new);
|
|
self.files_with_identical_size.get_mut(&metadata.len()).unwrap().push(fe);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// End thread which send info to gui
|
|
progress_thread_run.store(false, Ordering::Relaxed);
|
|
progress_thread_handle.join().unwrap();
|
|
|
|
// Create new BTreeMap without single size entries(files have not duplicates)
|
|
let mut new_map: BTreeMap<u64, Vec<FileEntry>> = Default::default();
|
|
|
|
for (size, vec) in &self.files_with_identical_size {
|
|
if vec.len() <= 1 {
|
|
continue;
|
|
}
|
|
|
|
let vector;
|
|
if self.ignore_hard_links {
|
|
vector = filter_hard_links(vec);
|
|
} else {
|
|
vector = vec.clone();
|
|
}
|
|
|
|
if vector.len() > 1 {
|
|
self.information.number_of_duplicated_files_by_size += vector.len() - 1;
|
|
self.information.number_of_groups_by_size += 1;
|
|
self.information.lost_space_by_size += (vector.len() as u64 - 1) * size;
|
|
new_map.insert(*size, vector);
|
|
}
|
|
}
|
|
self.files_with_identical_size = new_map;
|
|
|
|
Common::print_time(start_time, SystemTime::now(), "check_files_size".to_string());
|
|
true
|
|
}
|
|
|
|
/// The slowest checking type, which must be applied after checking for size
|
|
fn check_files_hash(&mut self, stop_receiver: Option<&Receiver<()>>, progress_sender: Option<&futures::channel::mpsc::UnboundedSender<ProgressData>>) -> bool {
|
|
let check_type = Arc::new(self.hash_type);
|
|
|
|
let start_time: SystemTime = SystemTime::now();
|
|
let check_was_breaked = AtomicBool::new(false); // Used for breaking from GUI and ending check thread
|
|
let mut pre_checked_map: BTreeMap<u64, Vec<FileEntry>> = Default::default();
|
|
|
|
//// PROGRESS THREAD START
|
|
const LOOP_DURATION: u32 = 200; //in ms
|
|
let progress_thread_run = Arc::new(AtomicBool::new(true));
|
|
|
|
let atomic_file_counter = Arc::new(AtomicUsize::new(0));
|
|
|
|
let progress_thread_handle;
|
|
if let Some(progress_sender) = progress_sender {
|
|
let progress_send = progress_sender.clone();
|
|
let progress_thread_run = progress_thread_run.clone();
|
|
let atomic_file_counter = atomic_file_counter.clone();
|
|
let files_to_check = self.files_with_identical_size.iter().map(|e| e.1.len()).sum();
|
|
let checking_method = self.check_method.clone();
|
|
progress_thread_handle = thread::spawn(move || loop {
|
|
progress_send
|
|
.unbounded_send(ProgressData {
|
|
checking_method: checking_method.clone(),
|
|
current_stage: 1,
|
|
max_stage: 2,
|
|
files_checked: atomic_file_counter.load(Ordering::Relaxed) as usize,
|
|
files_to_check,
|
|
})
|
|
.unwrap();
|
|
if !progress_thread_run.load(Ordering::Relaxed) {
|
|
break;
|
|
}
|
|
sleep(Duration::from_millis(LOOP_DURATION as u64));
|
|
});
|
|
} else {
|
|
progress_thread_handle = thread::spawn(|| {});
|
|
}
|
|
|
|
//// PROGRESS THREAD END
|
|
|
|
#[allow(clippy::type_complexity)]
|
|
let pre_hash_results: Vec<(u64, BTreeMap<String, Vec<FileEntry>>, Vec<String>, u64)> = self
|
|
.files_with_identical_size
|
|
.par_iter()
|
|
.map(|(size, vec_file_entry)| {
|
|
let mut hashmap_with_hash: BTreeMap<String, Vec<FileEntry>> = Default::default();
|
|
let mut errors: Vec<String> = Vec::new();
|
|
let mut bytes_read: u64 = 0;
|
|
let mut buffer = [0u8; 1024 * 2];
|
|
|
|
atomic_file_counter.fetch_add(vec_file_entry.len(), Ordering::Relaxed);
|
|
for file_entry in vec_file_entry {
|
|
if stop_receiver.is_some() && stop_receiver.unwrap().try_recv().is_ok() {
|
|
check_was_breaked.store(true, Ordering::Relaxed);
|
|
return None;
|
|
}
|
|
match hash_calculation(&mut buffer, file_entry, &check_type, 0) {
|
|
Ok((hash_string, bytes)) => {
|
|
bytes_read += bytes;
|
|
hashmap_with_hash.entry(hash_string.clone()).or_insert_with(Vec::new);
|
|
hashmap_with_hash.get_mut(hash_string.as_str()).unwrap().push(file_entry.clone());
|
|
}
|
|
Err(s) => errors.push(s),
|
|
}
|
|
}
|
|
Some((*size, hashmap_with_hash, errors, bytes_read))
|
|
})
|
|
.while_some()
|
|
.collect();
|
|
|
|
// End thread which send info to gui
|
|
progress_thread_run.store(false, Ordering::Relaxed);
|
|
progress_thread_handle.join().unwrap();
|
|
|
|
// Check if user aborted search(only from GUI)
|
|
if check_was_breaked.load(Ordering::Relaxed) {
|
|
return false;
|
|
}
|
|
|
|
// Check results
|
|
for (size, hash_map, mut errors, bytes_read) in pre_hash_results {
|
|
self.information.bytes_read_when_hashing += bytes_read;
|
|
self.text_messages.warnings.append(&mut errors);
|
|
for (_hash, mut vec_file_entry) in hash_map {
|
|
if vec_file_entry.len() > 1 {
|
|
pre_checked_map.entry(size).or_insert_with(Vec::new);
|
|
pre_checked_map.get_mut(&size).unwrap().append(&mut vec_file_entry);
|
|
}
|
|
}
|
|
}
|
|
|
|
Common::print_time(start_time, SystemTime::now(), "check_files_hash - prehash".to_string());
|
|
let start_time: SystemTime = SystemTime::now();
|
|
|
|
/////////////////////////
|
|
|
|
//// PROGRESS THREAD START
|
|
// const LOOP_DURATION: u32 = 200; //in ms
|
|
let progress_thread_run = Arc::new(AtomicBool::new(true));
|
|
|
|
let atomic_file_counter = Arc::new(AtomicUsize::new(0));
|
|
|
|
let progress_thread_handle;
|
|
if let Some(progress_sender) = progress_sender {
|
|
let progress_send = progress_sender.clone();
|
|
let progress_thread_run = progress_thread_run.clone();
|
|
let atomic_file_counter = atomic_file_counter.clone();
|
|
let files_to_check = pre_checked_map.iter().map(|e| e.1.len()).sum();
|
|
let checking_method = self.check_method.clone();
|
|
progress_thread_handle = thread::spawn(move || loop {
|
|
progress_send
|
|
.unbounded_send(ProgressData {
|
|
checking_method: checking_method.clone(),
|
|
current_stage: 2,
|
|
max_stage: 2,
|
|
files_checked: atomic_file_counter.load(Ordering::Relaxed) as usize,
|
|
files_to_check,
|
|
})
|
|
.unwrap();
|
|
if !progress_thread_run.load(Ordering::Relaxed) {
|
|
break;
|
|
}
|
|
sleep(Duration::from_millis(LOOP_DURATION as u64));
|
|
});
|
|
} else {
|
|
progress_thread_handle = thread::spawn(|| {});
|
|
}
|
|
|
|
//// PROGRESS THREAD END
|
|
|
|
#[allow(clippy::type_complexity)]
|
|
let mut full_hash_results: Vec<(u64, BTreeMap<String, Vec<FileEntry>>, Vec<String>, u64)>;
|
|
|
|
match self.check_method {
|
|
CheckingMethod::HashMb => {
|
|
full_hash_results = pre_checked_map
|
|
.par_iter()
|
|
.map(|(size, vec_file_entry)| {
|
|
let mut hashmap_with_hash: BTreeMap<String, Vec<FileEntry>> = Default::default();
|
|
let mut errors: Vec<String> = Vec::new();
|
|
let mut bytes_read: u64 = 0;
|
|
let mut buffer = [0u8; 1024 * 128];
|
|
atomic_file_counter.fetch_add(vec_file_entry.len(), Ordering::Relaxed);
|
|
for file_entry in vec_file_entry {
|
|
if stop_receiver.is_some() && stop_receiver.unwrap().try_recv().is_ok() {
|
|
check_was_breaked.store(true, Ordering::Relaxed);
|
|
return None;
|
|
}
|
|
|
|
match hash_calculation(&mut buffer, file_entry, &check_type, HASH_MB_LIMIT_BYTES) {
|
|
Ok((hash_string, bytes)) => {
|
|
bytes_read += bytes;
|
|
hashmap_with_hash.entry(hash_string.to_string()).or_insert_with(Vec::new);
|
|
hashmap_with_hash.get_mut(hash_string.as_str()).unwrap().push(file_entry.to_owned());
|
|
}
|
|
Err(s) => errors.push(s),
|
|
}
|
|
}
|
|
Some((*size, hashmap_with_hash, errors, bytes_read))
|
|
})
|
|
.while_some()
|
|
.collect();
|
|
}
|
|
CheckingMethod::Hash => {
|
|
let loaded_hash_map;
|
|
|
|
let mut records_already_cached: BTreeMap<u64, Vec<FileEntry>> = Default::default();
|
|
let mut non_cached_files_to_check: BTreeMap<u64, Vec<FileEntry>> = Default::default();
|
|
|
|
if self.use_cache {
|
|
loaded_hash_map = match load_hashes_from_file(&mut self.text_messages, &self.hash_type) {
|
|
Some(t) => t,
|
|
None => Default::default(),
|
|
};
|
|
|
|
for (size, vec_file_entry) in pre_checked_map {
|
|
#[allow(clippy::collapsible_if)]
|
|
if !loaded_hash_map.contains_key(&size) {
|
|
// If loaded data doesn't contains current info
|
|
non_cached_files_to_check.insert(size, vec_file_entry);
|
|
} else {
|
|
let loaded_vec_file_entry = loaded_hash_map.get(&size).unwrap();
|
|
|
|
for file_entry in vec_file_entry {
|
|
let mut found: bool = false;
|
|
for loaded_file_entry in loaded_vec_file_entry {
|
|
if file_entry.path == loaded_file_entry.path && file_entry.modified_date == loaded_file_entry.modified_date {
|
|
records_already_cached.entry(file_entry.size).or_insert_with(Vec::new);
|
|
records_already_cached.get_mut(&file_entry.size).unwrap().push(loaded_file_entry.clone());
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if !found {
|
|
non_cached_files_to_check.entry(file_entry.size).or_insert_with(Vec::new);
|
|
non_cached_files_to_check.get_mut(&file_entry.size).unwrap().push(file_entry);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
loaded_hash_map = Default::default();
|
|
mem::swap(&mut pre_checked_map, &mut non_cached_files_to_check);
|
|
}
|
|
|
|
full_hash_results = non_cached_files_to_check
|
|
.par_iter()
|
|
.map(|(size, vec_file_entry)| {
|
|
let mut hashmap_with_hash: BTreeMap<String, Vec<FileEntry>> = Default::default();
|
|
let mut errors: Vec<String> = Vec::new();
|
|
let mut bytes_read: u64 = 0;
|
|
let mut buffer = [0u8; 1024 * 128];
|
|
|
|
atomic_file_counter.fetch_add(vec_file_entry.len(), Ordering::Relaxed);
|
|
for file_entry in vec_file_entry {
|
|
if stop_receiver.is_some() && stop_receiver.unwrap().try_recv().is_ok() {
|
|
check_was_breaked.store(true, Ordering::Relaxed);
|
|
return None;
|
|
}
|
|
|
|
match hash_calculation(&mut buffer, file_entry, &check_type, u64::MAX) {
|
|
Ok((hash_string, bytes)) => {
|
|
bytes_read += bytes;
|
|
let mut file_entry = file_entry.clone();
|
|
file_entry.hash = hash_string.clone();
|
|
hashmap_with_hash.entry(hash_string.clone()).or_insert_with(Vec::new);
|
|
hashmap_with_hash.get_mut(hash_string.as_str()).unwrap().push(file_entry);
|
|
}
|
|
Err(s) => errors.push(s),
|
|
}
|
|
}
|
|
Some((*size, hashmap_with_hash, errors, bytes_read))
|
|
})
|
|
.while_some()
|
|
.collect();
|
|
|
|
if self.use_cache {
|
|
'main: for (size, vec_file_entry) in records_already_cached {
|
|
// Check if size already exists, if exists we must to change it outside because cannot have mut and non mut reference to full_hash_results
|
|
for (full_size, full_hashmap, _errors, _bytes_read) in &mut full_hash_results {
|
|
if size == *full_size {
|
|
for file_entry in vec_file_entry {
|
|
full_hashmap.entry(file_entry.hash.clone()).or_insert_with(Vec::new);
|
|
full_hashmap.get_mut(&file_entry.hash).unwrap().push(file_entry);
|
|
}
|
|
continue 'main;
|
|
}
|
|
}
|
|
// Size doesn't exists add results to files
|
|
let mut temp_hashmap: BTreeMap<String, Vec<FileEntry>> = Default::default();
|
|
for file_entry in vec_file_entry {
|
|
temp_hashmap.entry(file_entry.hash.clone()).or_insert_with(Vec::new);
|
|
temp_hashmap.get_mut(&file_entry.hash).unwrap().push(file_entry);
|
|
}
|
|
full_hash_results.push((size, temp_hashmap, Vec::new(), 0));
|
|
}
|
|
|
|
// Must save all results to file, old loaded from file with all currently counted results
|
|
let mut all_results: BTreeMap<String, FileEntry> = Default::default();
|
|
for (_size, vec_file_entry) in loaded_hash_map {
|
|
for file_entry in vec_file_entry {
|
|
all_results.insert(file_entry.path.to_string_lossy().to_string(), file_entry);
|
|
}
|
|
}
|
|
for (_size, hashmap, _errors, _bytes_read) in &full_hash_results {
|
|
for vec_file_entry in hashmap.values() {
|
|
for file_entry in vec_file_entry {
|
|
all_results.insert(file_entry.path.to_string_lossy().to_string(), file_entry.clone());
|
|
}
|
|
}
|
|
}
|
|
save_hashes_to_file(&all_results, &mut self.text_messages, &self.hash_type, self.minimal_cache_file_size);
|
|
}
|
|
}
|
|
_ => panic!("What"),
|
|
}
|
|
|
|
// End thread which send info to gui
|
|
progress_thread_run.store(false, Ordering::Relaxed);
|
|
progress_thread_handle.join().unwrap();
|
|
|
|
// Check if user aborted search(only from GUI)
|
|
if check_was_breaked.load(Ordering::Relaxed) {
|
|
return false;
|
|
}
|
|
|
|
for (size, hash_map, mut errors, bytes_read) in full_hash_results {
|
|
self.information.bytes_read_when_hashing += bytes_read;
|
|
self.text_messages.warnings.append(&mut errors);
|
|
for (_hash, vec_file_entry) in hash_map {
|
|
if vec_file_entry.len() > 1 {
|
|
self.files_with_identical_hashes.entry(size).or_insert_with(Vec::new);
|
|
self.files_with_identical_hashes.get_mut(&size).unwrap().push(vec_file_entry);
|
|
}
|
|
}
|
|
}
|
|
|
|
/////////////////////////
|
|
|
|
for (size, vector_vectors) in &self.files_with_identical_hashes {
|
|
for vector in vector_vectors {
|
|
self.information.number_of_duplicated_files_by_hash += vector.len() - 1;
|
|
self.information.number_of_groups_by_hash += 1;
|
|
self.information.lost_space_by_hash += (vector.len() as u64 - 1) * size;
|
|
}
|
|
}
|
|
|
|
Common::print_time(start_time, SystemTime::now(), "check_files_hash - full hash".to_string());
|
|
|
|
// Clean unused data
|
|
self.files_with_identical_size = Default::default();
|
|
|
|
true
|
|
}
|
|
|
|
/// Function to delete files, from filed before BTreeMap
|
|
/// Using another function to delete files to avoid duplicates data
|
|
fn delete_files(&mut self) {
|
|
let start_time: SystemTime = SystemTime::now();
|
|
if self.delete_method == DeleteMethod::None {
|
|
return;
|
|
}
|
|
|
|
match self.check_method {
|
|
CheckingMethod::Name => {
|
|
for vector in self.files_with_identical_names.values() {
|
|
let tuple: (u64, usize, usize) = delete_files(vector, &self.delete_method, &mut self.text_messages, self.dryrun);
|
|
self.information.gained_space += tuple.0;
|
|
self.information.number_of_removed_files += tuple.1;
|
|
self.information.number_of_failed_to_remove_files += tuple.2;
|
|
}
|
|
}
|
|
CheckingMethod::Hash | CheckingMethod::HashMb => {
|
|
for vector_vectors in self.files_with_identical_hashes.values() {
|
|
for vector in vector_vectors.iter() {
|
|
let tuple: (u64, usize, usize) = delete_files(vector, &self.delete_method, &mut self.text_messages, self.dryrun);
|
|
self.information.gained_space += tuple.0;
|
|
self.information.number_of_removed_files += tuple.1;
|
|
self.information.number_of_failed_to_remove_files += tuple.2;
|
|
}
|
|
}
|
|
}
|
|
CheckingMethod::Size => {
|
|
for vector in self.files_with_identical_size.values() {
|
|
let tuple: (u64, usize, usize) = delete_files(vector, &self.delete_method, &mut self.text_messages, self.dryrun);
|
|
self.information.gained_space += tuple.0;
|
|
self.information.number_of_removed_files += tuple.1;
|
|
self.information.number_of_failed_to_remove_files += tuple.2;
|
|
}
|
|
}
|
|
CheckingMethod::None => {
|
|
//Just do nothing
|
|
panic!("Checking method should never be none.");
|
|
}
|
|
}
|
|
|
|
Common::print_time(start_time, SystemTime::now(), "delete_files".to_string());
|
|
}
|
|
}
|
|
impl Default for DuplicateFinder {
|
|
fn default() -> Self {
|
|
Self::new()
|
|
}
|
|
}
|
|
|
|
impl DebugPrint for DuplicateFinder {
|
|
#[allow(dead_code)]
|
|
#[allow(unreachable_code)]
|
|
/// Debugging printing - only available on debug build
|
|
fn debug_print(&self) {
|
|
#[cfg(not(debug_assertions))]
|
|
{
|
|
return;
|
|
}
|
|
println!("---------------DEBUG PRINT---------------");
|
|
println!("### Information's");
|
|
|
|
println!("Errors size - {}", self.text_messages.errors.len());
|
|
println!("Warnings size - {}", self.text_messages.warnings.len());
|
|
println!("Messages size - {}", self.text_messages.messages.len());
|
|
println!(
|
|
"Number of duplicated files by size(in groups) - {} ({})",
|
|
self.information.number_of_duplicated_files_by_size, self.information.number_of_groups_by_size
|
|
);
|
|
println!(
|
|
"Number of duplicated files by hash(in groups) - {} ({})",
|
|
self.information.number_of_duplicated_files_by_hash, self.information.number_of_groups_by_hash
|
|
);
|
|
println!(
|
|
"Number of duplicated files by name(in groups) - {} ({})",
|
|
self.information.number_of_duplicated_files_by_name, self.information.number_of_groups_by_name
|
|
);
|
|
println!("Lost space by size - {} ({} bytes)", self.information.lost_space_by_size.file_size(options::BINARY).unwrap(), self.information.lost_space_by_size);
|
|
println!("Lost space by hash - {} ({} bytes)", self.information.lost_space_by_hash.file_size(options::BINARY).unwrap(), self.information.lost_space_by_hash);
|
|
println!(
|
|
"Gained space by removing duplicated entries - {} ({} bytes)",
|
|
self.information.gained_space.file_size(options::BINARY).unwrap(),
|
|
self.information.gained_space
|
|
);
|
|
println!(
|
|
"Bytes read when hashing - {} ({} bytes)",
|
|
self.information.bytes_read_when_hashing.file_size(options::BINARY).unwrap(),
|
|
self.information.bytes_read_when_hashing
|
|
);
|
|
println!("Number of removed files - {}", self.information.number_of_removed_files);
|
|
println!("Number of failed to remove files - {}", self.information.number_of_failed_to_remove_files);
|
|
|
|
println!("### Other");
|
|
|
|
println!("Files list size - {}", self.files_with_identical_size.len());
|
|
println!("Hashed Files list size - {}", self.files_with_identical_hashes.len());
|
|
println!("Allowed extensions - {:?}", self.allowed_extensions.file_extensions);
|
|
println!("Excluded items - {:?}", self.excluded_items.items);
|
|
println!("Included directories - {:?}", self.directories.included_directories);
|
|
println!("Excluded directories - {:?}", self.directories.excluded_directories);
|
|
println!("Recursive search - {}", self.recursive_search.to_string());
|
|
println!("Minimum file size - {:?}", self.minimal_file_size);
|
|
println!("Checking Method - {:?}", self.check_method);
|
|
println!("Delete Method - {:?}", self.delete_method);
|
|
println!("-----------------------------------------");
|
|
}
|
|
}
|
|
impl SaveResults for DuplicateFinder {
|
|
fn save_results_to_file(&mut self, file_name: &str) -> bool {
|
|
let start_time: SystemTime = SystemTime::now();
|
|
let file_name: String = match file_name {
|
|
"" => "results.txt".to_string(),
|
|
k => k.to_string(),
|
|
};
|
|
|
|
let file_handler = match File::create(&file_name) {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
self.text_messages.errors.push(format!("Failed to create file {}, reason {}", file_name, e));
|
|
return false;
|
|
}
|
|
};
|
|
let mut writer = BufWriter::new(file_handler);
|
|
|
|
if let Err(e) = writeln!(
|
|
writer,
|
|
"Results of searching {:?} with excluded directories {:?} and excluded items {:?}",
|
|
self.directories.included_directories, self.directories.excluded_directories, self.excluded_items.items
|
|
) {
|
|
self.text_messages.errors.push(format!("Failed to save results to file {}, reason {}", file_name, e));
|
|
return false;
|
|
}
|
|
match self.check_method {
|
|
CheckingMethod::Name => {
|
|
if !self.files_with_identical_names.is_empty() {
|
|
writeln!(writer, "-------------------------------------------------Files with same names-------------------------------------------------").unwrap();
|
|
writeln!(
|
|
writer,
|
|
"Found {} files in {} groups with same name(may have different content)",
|
|
self.information.number_of_duplicated_files_by_name, self.information.number_of_groups_by_name,
|
|
)
|
|
.unwrap();
|
|
for (name, vector) in self.files_with_identical_names.iter().rev() {
|
|
writeln!(writer, "Name - {} - {} files ", name, vector.len()).unwrap();
|
|
for j in vector {
|
|
writeln!(writer, "{}", j.path.display()).unwrap();
|
|
}
|
|
writeln!(writer).unwrap();
|
|
}
|
|
} else {
|
|
write!(writer, "Not found any files with same names.").unwrap();
|
|
}
|
|
}
|
|
CheckingMethod::Size => {
|
|
if !self.files_with_identical_size.is_empty() {
|
|
writeln!(writer, "-------------------------------------------------Files with same size-------------------------------------------------").unwrap();
|
|
writeln!(
|
|
writer,
|
|
"Found {} duplicated files which in {} groups which takes {}.",
|
|
self.information.number_of_duplicated_files_by_size,
|
|
self.information.number_of_groups_by_size,
|
|
self.information.lost_space_by_size.file_size(options::BINARY).unwrap()
|
|
)
|
|
.unwrap();
|
|
for (size, vector) in self.files_with_identical_size.iter().rev() {
|
|
write!(writer, "\n---- Size {} ({}) - {} files \n", size.file_size(options::BINARY).unwrap(), size, vector.len()).unwrap();
|
|
for file_entry in vector {
|
|
writeln!(writer, "{}", file_entry.path.display()).unwrap();
|
|
}
|
|
}
|
|
} else {
|
|
write!(writer, "Not found any duplicates.").unwrap();
|
|
}
|
|
}
|
|
CheckingMethod::Hash | CheckingMethod::HashMb => {
|
|
if !self.files_with_identical_hashes.is_empty() {
|
|
writeln!(writer, "-------------------------------------------------Files with same hashes-------------------------------------------------").unwrap();
|
|
writeln!(
|
|
writer,
|
|
"Found {} duplicated files which in {} groups which takes {}.",
|
|
self.information.number_of_duplicated_files_by_hash,
|
|
self.information.number_of_groups_by_hash,
|
|
self.information.lost_space_by_hash.file_size(options::BINARY).unwrap()
|
|
)
|
|
.unwrap();
|
|
for (size, vectors_vector) in self.files_with_identical_hashes.iter().rev() {
|
|
for vector in vectors_vector {
|
|
writeln!(writer, "\n---- Size {} ({}) - {} files", size.file_size(options::BINARY).unwrap(), size, vector.len()).unwrap();
|
|
for file_entry in vector {
|
|
writeln!(writer, "{}", file_entry.path.display()).unwrap();
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
write!(writer, "Not found any duplicates.").unwrap();
|
|
}
|
|
}
|
|
CheckingMethod::None => {
|
|
panic!();
|
|
}
|
|
}
|
|
Common::print_time(start_time, SystemTime::now(), "save_results_to_file".to_string());
|
|
true
|
|
}
|
|
}
|
|
impl PrintResults for DuplicateFinder {
|
|
/// Print information's about duplicated entries
|
|
/// Only needed for CLI
|
|
fn print_results(&self) {
|
|
let start_time: SystemTime = SystemTime::now();
|
|
let mut number_of_files: u64 = 0;
|
|
let mut number_of_groups: u64 = 0;
|
|
|
|
match self.check_method {
|
|
CheckingMethod::Name => {
|
|
for i in &self.files_with_identical_names {
|
|
number_of_files += i.1.len() as u64;
|
|
number_of_groups += 1;
|
|
}
|
|
println!("Found {} files in {} groups with same name(may have different content)", number_of_files, number_of_groups,);
|
|
for (name, vector) in &self.files_with_identical_names {
|
|
println!("Name - {} - {} files ", name, vector.len());
|
|
for j in vector {
|
|
println!("{}", j.path.display());
|
|
}
|
|
println!();
|
|
}
|
|
}
|
|
CheckingMethod::Hash | CheckingMethod::HashMb => {
|
|
for (_size, vector) in self.files_with_identical_hashes.iter() {
|
|
for j in vector {
|
|
number_of_files += j.len() as u64;
|
|
number_of_groups += 1;
|
|
}
|
|
}
|
|
println!(
|
|
"Found {} duplicated files in {} groups with same content which took {}:",
|
|
number_of_files,
|
|
number_of_groups,
|
|
self.information.lost_space_by_size.file_size(options::BINARY).unwrap()
|
|
);
|
|
for (size, vector) in self.files_with_identical_hashes.iter().rev() {
|
|
for j in vector {
|
|
println!("Size - {} ({}) - {} files ", size.file_size(options::BINARY).unwrap(), size, j.len());
|
|
for k in j {
|
|
println!("{}", k.path.display());
|
|
}
|
|
println!("----");
|
|
}
|
|
println!();
|
|
}
|
|
}
|
|
CheckingMethod::Size => {
|
|
for i in &self.files_with_identical_size {
|
|
number_of_files += i.1.len() as u64;
|
|
number_of_groups += 1;
|
|
}
|
|
println!(
|
|
"Found {} files in {} groups with same size(may have different content) which took {}:",
|
|
number_of_files,
|
|
number_of_groups,
|
|
self.information.lost_space_by_size.file_size(options::BINARY).unwrap()
|
|
);
|
|
for (size, vector) in &self.files_with_identical_size {
|
|
println!("Size - {} ({}) - {} files ", size.file_size(options::BINARY).unwrap(), size, vector.len());
|
|
for j in vector {
|
|
println!("{}", j.path.display());
|
|
}
|
|
println!();
|
|
}
|
|
}
|
|
CheckingMethod::None => {
|
|
panic!("Checking Method shouldn't be ever set to None");
|
|
}
|
|
}
|
|
Common::print_time(start_time, SystemTime::now(), "print_entries".to_string());
|
|
}
|
|
}
|
|
|
|
/// Functions to remove slice(vector) of files with provided method
|
|
/// Returns size of removed elements, number of deleted and failed to delete files and modified warning list
|
|
fn delete_files(vector: &[FileEntry], delete_method: &DeleteMethod, text_messages: &mut Messages, dryrun: bool) -> (u64, usize, usize) {
|
|
assert!(vector.len() > 1, "Vector length must be bigger than 1(This should be done in previous steps).");
|
|
let mut gained_space: u64 = 0;
|
|
let mut removed_files: usize = 0;
|
|
let mut failed_to_remove_files: usize = 0;
|
|
let mut values = vector.iter().enumerate();
|
|
let q_index = match delete_method {
|
|
DeleteMethod::OneOldest | DeleteMethod::AllExceptNewest => values.max_by(|(_, l), (_, r)| l.modified_date.cmp(&r.modified_date)),
|
|
DeleteMethod::OneNewest | DeleteMethod::AllExceptOldest | DeleteMethod::HardLink => values.min_by(|(_, l), (_, r)| l.modified_date.cmp(&r.modified_date)),
|
|
DeleteMethod::None => values.next(),
|
|
};
|
|
let q_index = q_index.map(|t| t.0).unwrap_or(0);
|
|
let n = match delete_method {
|
|
DeleteMethod::OneNewest | DeleteMethod::OneOldest => 1,
|
|
DeleteMethod::AllExceptNewest | DeleteMethod::AllExceptOldest | DeleteMethod::None | DeleteMethod::HardLink => usize::MAX,
|
|
};
|
|
for (index, file) in vector.iter().enumerate() {
|
|
if q_index == index {
|
|
continue;
|
|
} else if removed_files + failed_to_remove_files >= n {
|
|
break;
|
|
}
|
|
|
|
let r = match delete_method {
|
|
DeleteMethod::OneOldest | DeleteMethod::OneNewest | DeleteMethod::AllExceptOldest | DeleteMethod::AllExceptNewest => {
|
|
if dryrun {
|
|
Ok(Some(format!("Delete {}", file.path.display())))
|
|
} else {
|
|
fs::remove_file(&file.path).map(|_| None)
|
|
}
|
|
}
|
|
DeleteMethod::HardLink => {
|
|
let src = &vector[q_index].path;
|
|
if dryrun {
|
|
Ok(Some(format!("Replace file {} with hard link to {}", file.path.display(), src.display())))
|
|
} else {
|
|
make_hard_link(src, &file.path).map(|_| None)
|
|
}
|
|
}
|
|
DeleteMethod::None => Ok(None),
|
|
};
|
|
|
|
match r {
|
|
Err(e) => {
|
|
failed_to_remove_files += 1;
|
|
text_messages.warnings.push(format!("Failed to remove {} ({})", file.path.display(), e));
|
|
}
|
|
Ok(Some(msg)) => {
|
|
text_messages.messages.push(msg);
|
|
removed_files += 1;
|
|
gained_space += file.size;
|
|
}
|
|
Ok(None) => {
|
|
removed_files += 1;
|
|
gained_space += file.size;
|
|
}
|
|
}
|
|
}
|
|
(gained_space, removed_files, failed_to_remove_files)
|
|
}
|
|
|
|
#[cfg(target_family = "windows")]
|
|
fn filter_hard_links(vec_file_entry: &[FileEntry]) -> Vec<FileEntry> {
|
|
vec_file_entry.to_vec()
|
|
}
|
|
|
|
#[cfg(target_family = "unix")]
|
|
fn filter_hard_links(vec_file_entry: &[FileEntry]) -> Vec<FileEntry> {
|
|
let mut inodes: HashSet<u64> = HashSet::with_capacity(vec_file_entry.len());
|
|
let mut identical: Vec<FileEntry> = Vec::with_capacity(vec_file_entry.len());
|
|
for f in vec_file_entry {
|
|
if let Ok(meta) = fs::metadata(&f.path) {
|
|
if !inodes.insert(meta.ino()) {
|
|
continue;
|
|
}
|
|
}
|
|
identical.push(f.clone());
|
|
}
|
|
identical
|
|
}
|
|
|
|
pub fn make_hard_link(src: &Path, dst: &Path) -> io::Result<()> {
|
|
let dst_dir = dst.parent().ok_or_else(|| Error::new(ErrorKind::Other, "No parent"))?;
|
|
let temp = tempfile::Builder::new().tempfile_in(dst_dir)?;
|
|
fs::rename(dst, temp.path())?;
|
|
let result = fs::hard_link(src, dst);
|
|
if result.is_err() {
|
|
fs::rename(temp.path(), dst)?;
|
|
}
|
|
result
|
|
}
|
|
|
|
fn save_hashes_to_file(hashmap: &BTreeMap<String, FileEntry>, text_messages: &mut Messages, type_of_hash: &HashType, minimal_cache_file_size: u64) {
|
|
if let Some(proj_dirs) = ProjectDirs::from("pl", "Qarmin", "Czkawka") {
|
|
let cache_dir = PathBuf::from(proj_dirs.cache_dir());
|
|
if cache_dir.exists() {
|
|
if !cache_dir.is_dir() {
|
|
text_messages.messages.push(format!("Config dir {} is a file!", cache_dir.display()));
|
|
return;
|
|
}
|
|
} else if let Err(e) = fs::create_dir_all(&cache_dir) {
|
|
text_messages.messages.push(format!("Cannot create config dir {}, reason {}", cache_dir.display(), e));
|
|
return;
|
|
}
|
|
let cache_file = cache_dir.join(CACHE_FILE_NAME.replace(".", format!("_{:?}.", type_of_hash).as_str()));
|
|
let file_handler = match OpenOptions::new().truncate(true).write(true).create(true).open(&cache_file) {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
text_messages.messages.push(format!("Cannot create or open cache file {}, reason {}", cache_file.display(), e));
|
|
return;
|
|
}
|
|
};
|
|
let mut writer = BufWriter::new(file_handler);
|
|
|
|
for file_entry in hashmap.values() {
|
|
// Only cache bigger than 5MB files
|
|
if file_entry.size >= minimal_cache_file_size {
|
|
let string: String = format!("{}//{}//{}//{}", file_entry.path.display(), file_entry.size, file_entry.modified_date, file_entry.hash);
|
|
|
|
if let Err(e) = writeln!(writer, "{}", string) {
|
|
text_messages.messages.push(format!("Failed to save some data to cache file {}, reason {}", cache_file.display(), e));
|
|
return;
|
|
};
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
pub trait MyHasher {
|
|
fn update(&mut self, bytes: &[u8]);
|
|
fn finalize(&self) -> String;
|
|
}
|
|
|
|
fn hash_calculation(buffer: &mut [u8], file_entry: &FileEntry, hash_type: &HashType, limit: u64) -> Result<(String, u64), String> {
|
|
let mut file_handler = match File::open(&file_entry.path) {
|
|
Ok(t) => t,
|
|
Err(e) => return Err(format!("Unable to check hash of file {}, reason {}", file_entry.path.display(), e)),
|
|
};
|
|
let hasher = &mut *hash_type.hasher();
|
|
let mut current_file_read_bytes: u64 = 0;
|
|
loop {
|
|
let n = match file_handler.read(buffer) {
|
|
Ok(0) => break,
|
|
Ok(t) => t,
|
|
Err(e) => return Err(format!("Error happened when checking hash of file {}, reason {}", file_entry.path.display(), e)),
|
|
};
|
|
|
|
current_file_read_bytes += n as u64;
|
|
hasher.update(&buffer[..n]);
|
|
|
|
if current_file_read_bytes >= limit {
|
|
break;
|
|
}
|
|
}
|
|
Ok((hasher.finalize(), current_file_read_bytes))
|
|
}
|
|
|
|
fn load_hashes_from_file(text_messages: &mut Messages, type_of_hash: &HashType) -> Option<BTreeMap<u64, Vec<FileEntry>>> {
|
|
if let Some(proj_dirs) = ProjectDirs::from("pl", "Qarmin", "Czkawka") {
|
|
let cache_dir = PathBuf::from(proj_dirs.cache_dir());
|
|
let cache_file = cache_dir.join(CACHE_FILE_NAME.replace(".", format!("_{:?}.", type_of_hash).as_str()));
|
|
let file_handler = match OpenOptions::new().read(true).open(&cache_file) {
|
|
Ok(t) => t,
|
|
Err(_inspected) => {
|
|
// text_messages.messages.push(format!("Cannot find or open cache file {}", cache_file.display())); // This shouldn't be write to output
|
|
return None;
|
|
}
|
|
};
|
|
|
|
let reader = BufReader::new(file_handler);
|
|
|
|
let mut hashmap_loaded_entries: BTreeMap<u64, Vec<FileEntry>> = Default::default();
|
|
|
|
// Read the file line by line using the lines() iterator from std::io::BufRead.
|
|
for (index, line) in reader.lines().enumerate() {
|
|
let line = match line {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
text_messages.warnings.push(format!("Failed to load line number {} from cache file {}, reason {}", index + 1, cache_file.display(), e));
|
|
return None;
|
|
}
|
|
};
|
|
let uuu = line.split("//").collect::<Vec<&str>>();
|
|
if uuu.len() != 4 {
|
|
text_messages
|
|
.warnings
|
|
.push(format!("Found invalid data(too much or too low amount of data) in line {} - ({}) in cache file {}", index + 1, line, cache_file.display()));
|
|
continue;
|
|
}
|
|
// Don't load cache data if destination file not exists
|
|
if Path::new(uuu[0]).exists() {
|
|
let file_entry = FileEntry {
|
|
path: PathBuf::from(uuu[0]),
|
|
size: match uuu[1].parse::<u64>() {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
text_messages
|
|
.warnings
|
|
.push(format!("Found invalid size value in line {} - ({}) in cache file {}, reason {}", index + 1, line, cache_file.display(), e));
|
|
continue;
|
|
}
|
|
},
|
|
modified_date: match uuu[2].parse::<u64>() {
|
|
Ok(t) => t,
|
|
Err(e) => {
|
|
text_messages
|
|
.warnings
|
|
.push(format!("Found invalid modified date value in line {} - ({}) in cache file {}, reason {}", index + 1, line, cache_file.display(), e));
|
|
continue;
|
|
}
|
|
},
|
|
hash: uuu[3].to_string(),
|
|
};
|
|
hashmap_loaded_entries.entry(file_entry.size).or_insert_with(Vec::new);
|
|
hashmap_loaded_entries.get_mut(&file_entry.size).unwrap().push(file_entry);
|
|
}
|
|
}
|
|
|
|
return Some(hashmap_loaded_entries);
|
|
}
|
|
|
|
text_messages.messages.push("Cannot find or open system config dir to save cache file".to_string());
|
|
None
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use std::fs::{read_dir, File};
|
|
use std::io;
|
|
#[cfg(target_family = "windows")]
|
|
use std::os::fs::MetadataExt;
|
|
#[cfg(target_family = "unix")]
|
|
use std::os::unix::fs::MetadataExt;
|
|
|
|
#[cfg(target_family = "unix")]
|
|
fn assert_inode(before: &Metadata, after: &Metadata) {
|
|
assert_eq!(before.ino(), after.ino());
|
|
}
|
|
#[cfg(target_family = "windows")]
|
|
fn assert_inode(_: &Metadata, _: &Metadata) {}
|
|
|
|
#[test]
|
|
fn test_make_hard_link() -> io::Result<()> {
|
|
let dir = tempfile::Builder::new().tempdir()?;
|
|
let (src, dst) = (dir.path().join("a"), dir.path().join("b"));
|
|
File::create(&src)?;
|
|
let metadata = fs::metadata(&src)?;
|
|
File::create(&dst)?;
|
|
|
|
make_hard_link(&src, &dst)?;
|
|
|
|
assert_inode(&metadata, &fs::metadata(&dst)?);
|
|
assert_eq!(metadata.permissions(), fs::metadata(&dst)?.permissions());
|
|
assert_eq!(metadata.modified()?, fs::metadata(&dst)?.modified()?);
|
|
assert_inode(&metadata, &fs::metadata(&src)?);
|
|
assert_eq!(metadata.permissions(), fs::metadata(&src)?.permissions());
|
|
assert_eq!(metadata.modified()?, fs::metadata(&src)?.modified()?);
|
|
|
|
let mut actual = read_dir(&dir)?.map(|e| e.unwrap().path()).collect::<Vec<PathBuf>>();
|
|
actual.sort();
|
|
assert_eq!(vec![src, dst], actual);
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_make_hard_link_fails() -> io::Result<()> {
|
|
let dir = tempfile::Builder::new().tempdir()?;
|
|
let (src, dst) = (dir.path().join("a"), dir.path().join("b"));
|
|
File::create(&dst)?;
|
|
let metadata = fs::metadata(&dst)?;
|
|
|
|
assert!(make_hard_link(&src, &dst).is_err());
|
|
|
|
assert_inode(&metadata, &fs::metadata(&dst)?);
|
|
assert_eq!(metadata.permissions(), fs::metadata(&dst)?.permissions());
|
|
assert_eq!(metadata.modified()?, fs::metadata(&dst)?.modified()?);
|
|
|
|
assert_eq!(vec![dst], read_dir(&dir)?.map(|e| e.unwrap().path()).collect::<Vec<PathBuf>>());
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_filter_hard_links_empty() {
|
|
let expected: Vec<FileEntry> = Default::default();
|
|
assert_eq!(expected, filter_hard_links(&[]));
|
|
}
|
|
|
|
#[cfg(target_family = "unix")]
|
|
#[test]
|
|
fn test_filter_hard_links() -> io::Result<()> {
|
|
let dir = tempfile::Builder::new().tempdir()?;
|
|
let (src, dst) = (dir.path().join("a"), dir.path().join("b"));
|
|
File::create(&src)?;
|
|
fs::hard_link(src.clone(), dst.clone())?;
|
|
let e1 = FileEntry { path: src, ..Default::default() };
|
|
let e2 = FileEntry { path: dst, ..Default::default() };
|
|
let actual = filter_hard_links(&[e1.clone(), e2]);
|
|
assert_eq!(vec![e1], actual);
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_filter_hard_links_regular_files() -> io::Result<()> {
|
|
let dir = tempfile::Builder::new().tempdir()?;
|
|
let (src, dst) = (dir.path().join("a"), dir.path().join("b"));
|
|
File::create(&src)?;
|
|
File::create(&dst)?;
|
|
let e1 = FileEntry { path: src, ..Default::default() };
|
|
let e2 = FileEntry { path: dst, ..Default::default() };
|
|
let actual = filter_hard_links(&[e1.clone(), e2.clone()]);
|
|
assert_eq!(vec![e1, e2], actual);
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_hash_calculation() -> io::Result<()> {
|
|
let dir = tempfile::Builder::new().tempdir()?;
|
|
let mut buf = [0u8; 1 << 10];
|
|
let src = dir.path().join("a");
|
|
let mut file = File::create(&src)?;
|
|
file.write_all(b"aa")?;
|
|
let e = FileEntry { path: src, ..Default::default() };
|
|
let r = hash_calculation(&mut buf, &e, &HashType::Blake3, 0).unwrap();
|
|
assert_eq!(2, r.1);
|
|
assert!(!r.0.is_empty());
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_hash_calculation_limit() -> io::Result<()> {
|
|
let dir = tempfile::Builder::new().tempdir()?;
|
|
let mut buf = [0u8; 1];
|
|
let src = dir.path().join("a");
|
|
let mut file = File::create(&src)?;
|
|
file.write_all(b"aa")?;
|
|
let e = FileEntry { path: src, ..Default::default() };
|
|
let r1 = hash_calculation(&mut buf, &e, &HashType::Blake3, 1).unwrap();
|
|
let r2 = hash_calculation(&mut buf, &e, &HashType::Blake3, 2).unwrap();
|
|
let r3 = hash_calculation(&mut buf, &e, &HashType::Blake3, u64::MAX).unwrap();
|
|
assert_ne!(r1, r2);
|
|
assert_eq!(r2, r3);
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_hash_calculation_invalid_file() -> io::Result<()> {
|
|
let dir = tempfile::Builder::new().tempdir()?;
|
|
let mut buf = [0u8; 1 << 10];
|
|
let src = dir.path().join("a");
|
|
let e = FileEntry { path: src, ..Default::default() };
|
|
let r = hash_calculation(&mut buf, &e, &HashType::Blake3, 0).unwrap_err();
|
|
assert!(!r.is_empty());
|
|
Ok(())
|
|
}
|
|
}
|