dave/directory-cleaner
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feat: replace std log with cylogger, add flag-based init, enhance logs,

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update Go version and deps, and streamline Docker build/deploy scripts
This commit is contained in:
PhatPhuckDave
2025-08-07 10:31:28 +02:00
parent 862f95f730
commit 37b08d27f5
5 changed files with 104 additions and 50 deletions
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99
main.go
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@@ -1,7 +1,7 @@
package main
import (
"log"
"flag"
"os"
"path/filepath"
"regexp"
@@ -9,6 +9,8 @@ import (
"strings"
"time"
logger "git.site.quack-lab.dev/dave/cylogger"
"github.com/djherbis/times"
)
@@ -35,25 +37,25 @@ func parseDuration(date string) int64 {
var parts = strings.Split(date, "_")
for _, part := range parts {
part = strings.TrimSpace(part)
log.Printf("Parsing date part: %s\n", part)
logger.Info("Parsing date part: %s", part)
var value = valueRegex.FindString(part)
var unit = unitRegex.FindString(part)
if value == "" || unit == "" {
log.Println("Invalid date part: " + part)
logger.Error("Invalid date part: " + part)
continue
}
if _, ok := timeUnits[unit]; !ok {
log.Println("Invalid date unit: " + unit)
logger.Error("Invalid date unit: " + unit)
continue
}
log.Printf("Part %s parsed as: Value: %s, Unit: %s\n", part, value, unit)
logger.Info("Part %s parsed as: Value: %s, Unit: %s", part, value, unit)
var valueMs, _ = strconv.ParseInt(value, 10, 16)
valueMs = valueMs * timeUnits[unit]
milliseconds += valueMs
log.Printf("Adding %dms to duration, now: %d\n", valueMs, milliseconds)
logger.Info("Adding %dms to duration, now: %d", valueMs, milliseconds)
}
return milliseconds
@@ -68,31 +70,32 @@ func getEnv(key, def string) string {
}
func scanRoot() {
log.Println("Scanning root directory...")
log := logger.Default.WithPrefix("scanRoot")
log.Info("Scanning root directory...")
filepath.Walk(constants.ROOT, func(path string, info os.FileInfo, err error) error {
if err != nil {
log.Printf("Error scanning %s: %s\n", path, err)
log.Error("Error scanning %s: %s", path, err)
return nil
}
path = filepath.ToSlash(path)
if path == constants.ROOT {
log.Printf("Skipping root directory %s...\n", path)
log.Info("Skipping root directory %s...", path)
return nil
}
// I forgot why this code was here... It doesn't make sense to me now
// if info.IsDir() {
// log.Printf("Skipping directory %s...\n", path)
// log.Info("Skipping directory %s...", path)
// return filepath.SkipDir
// }
// We hope that IGNORED_DIRECTORIES is a small list, so we can afford to iterate over it
// In fact iteration should be faster for small lists rather than hashing
for _, ignoredDir := range constants.IGNORED_DIRECTORIES {
log.Println(constants.IGNORED_DIRECTORIES, len(constants.IGNORED_DIRECTORIES))
log.Info("Ignored directories: %s", constants.IGNORED_DIRECTORIES)
if strings.HasPrefix(path, ignoredDir) {
log.Printf("Ignoring directory %s\n", path)
log.Info("Ignoring directory %s", path)
return filepath.SkipDir
}
}
@@ -103,16 +106,17 @@ func scanRoot() {
}
func scanArchive() {
log.Println("Scanning archive...")
log := logger.Default.WithPrefix("scanArchive")
log.Info("Scanning archive...")
filepath.Walk(constants.ROOT_ARCHIVE, func(path string, info os.FileInfo, err error) error {
if err != nil {
log.Printf("Error scanning %s: %s\n", path, err)
log.Error("Error scanning %s: %s", path, err)
return nil
}
path = filepath.ToSlash(path)
if path == constants.ROOT_ARCHIVE {
log.Printf("Skipping root directory %s...\n", path)
log.Info("Skipping root directory %s...", path)
return nil
}
@@ -123,6 +127,7 @@ func scanArchive() {
func processFile(path string, info os.FileInfo) {
var now = time.Now().UnixMilli()
log := logger.Default.WithPrefix("processFile").WithPrefix(path)
var timeType = "accessed"
if constants.USE_MODTIME {
@@ -135,17 +140,18 @@ func processFile(path string, info os.FileInfo) {
} else {
fileTime = times.Get(info).AccessTime().UnixMilli()
}
var timeDelta = now - fileTime
log.Printf("File %s last %s at %d, %dms ago\n", path, timeType, fileTime, timeDelta)
log.Info("File %s last %s at %d, %dms ago", path, timeType, fileTime, timeDelta)
if timeDelta > constants.ARCHIVE_THRESHOLD {
log.Printf("File %s was %s more than %dms ago, archiving...\n", path, timeType, constants.ARCHIVE_THRESHOLD)
log.Info("File %s was %s more than %dms ago, archiving...", path, timeType, constants.ARCHIVE_THRESHOLD)
archiveFile(path)
}
}
func processArchiveFile(path string, info os.FileInfo) {
var now = time.Now().UnixMilli()
log := logger.Default.WithPrefix("processArchiveFile").WithPrefix(path)
var timeType = "accessed"
if constants.USE_MODTIME {
@@ -160,10 +166,10 @@ func processArchiveFile(path string, info os.FileInfo) {
}
var timeDelta = now - int64(fileTime)
log.Printf("File %s last %s at %d, %dms ago\n", path, timeType, fileTime, timeDelta)
log.Info("File %s last %s at %d, %dms ago", path, timeType, fileTime, timeDelta)
if timeDelta > constants.DELETE_THRESHOLD {
log.Printf("File %s was %s more than %dms ago, deleting...\n", path, timeType, constants.DELETE_THRESHOLD)
log.Info("File %s was %s more than %dms ago, deleting...", path, timeType, constants.DELETE_THRESHOLD)
deleteFile(path)
}
}
@@ -171,32 +177,35 @@ func processArchiveFile(path string, info os.FileInfo) {
func archiveFile(path string) {
// defer os.Exit(1)
var newPath = constants.ROOT_ARCHIVE + strings.Replace(path, constants.ROOT, "", 1)
log.Printf("Archiving file %s to %s...\n", path, newPath)
log := logger.Default.WithPrefix("archiveFile").WithPrefix(path)
log.Info("Archiving file %s to %s...", path, newPath)
os.MkdirAll(filepath.Dir(newPath), os.ModePerm)
var err = os.Rename(path, newPath)
if err != nil {
log.Printf("Error archiving file %s: %s\n", path, err)
log.Error("Error archiving file %s: %s", path, err)
return
}
numFilesArchived++
}
func deleteFile(path string) {
log := logger.Default.WithPrefix("deleteFile").WithPrefix(path)
// defer os.Exit(1)
log.Printf("Deleting file %s...\n", path)
log.Info("Deleting file %s...", path)
var err = os.Remove(path)
if err != nil {
log.Printf("Error deleting file %s: %s\n", path, err)
log.Error("Error deleting file %s: %s", path, err)
return
}
numFilesDeleted++
}
func cleanRoot() {
log := logger.Default.WithPrefix("cleanRoot")
var files, err = os.ReadDir(constants.ROOT)
if err != nil {
log.Printf("Error reading root directory %s: %s\n", constants.ROOT, err)
log.Error("Error reading root directory %s: %s", constants.ROOT, err)
return
}
for _, file := range files {
@@ -205,15 +214,15 @@ func cleanRoot() {
}
var empty, err = isDirEmpty(constants.ROOT + "/" + file.Name())
if err != nil {
log.Printf("Error checking if directory %s is empty: %s\n", file.Name(), err)
log.Error("Error checking if directory %s is empty: %s", file.Name(), err)
continue
}
log.Printf("Directory %s isempty: %t\n", file.Name(), empty)
log.Info("Directory %s isempty: %t", file.Name(), empty)
if empty {
log.Printf("Deleting empty directory %s\n", file.Name())
log.Info("Deleting empty directory %s", file.Name())
var err = os.RemoveAll(constants.ROOT + "/" + file.Name())
if err != nil {
log.Printf("Error deleting empty directory %s: %s\n", file.Name(), err)
log.Error("Error deleting empty directory %s: %s", file.Name(), err)
}
}
}
@@ -221,16 +230,17 @@ func cleanRoot() {
func isDirEmpty(dirPath string) (bool, error) {
var empty = true
var ferr error = nil
log := logger.Default.WithPrefix("isDirEmpty").WithPrefix(dirPath)
filepath.Walk(dirPath, func(path string, info os.FileInfo, err error) error {
if err != nil {
log.Printf("Error scanning %s: %s\n", path, err)
log.Error("Error scanning %s: %s", path, err)
ferr = err
return nil
}
if !info.IsDir() {
empty = false
log.Printf("Directory %s is not empty, found %s\n", dirPath, path)
log.Info("Directory %s is not empty, found %s", dirPath, path)
return filepath.SkipAll
}
return nil
@@ -252,7 +262,7 @@ func doRun() {
scanRoot()
scanArchive()
cleanRoot()
log.Printf("Archived %d files, deleted %d files\n", numFilesArchived, numFilesDeleted)
logger.Info("Archived %d files, deleted %d files", numFilesArchived, numFilesDeleted)
numFilesArchived = 0
numFilesDeleted = 0
}
@@ -260,12 +270,14 @@ func doRun() {
var constants = Constants{}
func main() {
log.SetFlags(0b111)
flag.Parse()
logger.InitFlag()
// Important: Access times don’t accumulate.
// This implies that archiving the file won't alter its access time.
// Therefore, assign X as the ARCHIVE_TIME and X + Y as the DELETE_TIME,
// where X represents the duration it can exist in the folder,
// and Y represents the duration it can exist in the archive.
logger.Info("Starting directory cleaner")
var ROOT = filepath.ToSlash(strings.TrimSpace(getEnv("ROOT", "/tmp")))
var ROOT_ARCHIVE = filepath.ToSlash(strings.TrimSpace(getEnv("ROOT_ARCHIVE", ROOT+"/archive")))
@@ -284,6 +296,14 @@ func main() {
var DELETE_THRESHOLD = parseDuration(getEnv("DELETE_THRESHOLD", "12h"))
var SCAN_INTERVAL = time.Duration(parseDuration(getEnv("SCAN_INTERVAL", "1m")) * 1e6)
var USE_MODTIME = strings.TrimSpace(getEnv("USE_MODTIME", "false")) == "true"
logger.Info("Input args parsed as:")
logger.Info("ROOT: %s", ROOT)
logger.Info("ROOT_ARCHIVE: %s", ROOT_ARCHIVE)
logger.Info("IGNORED_DIRECTORIES: %s", IGNORED_DIRECTORIES)
logger.Info("ARCHIVE_THRESHOLD: %d", ARCHIVE_THRESHOLD)
logger.Info("DELETE_THRESHOLD: %d", DELETE_THRESHOLD)
logger.Info("SCAN_INTERVAL: %d", SCAN_INTERVAL.Milliseconds())
logger.Info("USE_MODTIME: %s", strconv.FormatBool(USE_MODTIME))
constants.ROOT = ROOT
constants.ROOT_ARCHIVE = ROOT_ARCHIVE
@@ -293,18 +313,9 @@ func main() {
constants.SCAN_INTERVAL = SCAN_INTERVAL
constants.USE_MODTIME = USE_MODTIME
log.Println("Input args parsed as:")
log.Printf("ROOT: %s\n", ROOT)
log.Printf("ROOT_ARCHIVE: %s\n", ROOT_ARCHIVE)
log.Printf("IGNORED_DIRECTORIES: %s\n", IGNORED_DIRECTORIES)
log.Printf("ARCHIVE_THRESHOLD: %d\n", ARCHIVE_THRESHOLD)
log.Printf("DELETE_THRESHOLD: %d\n", DELETE_THRESHOLD)
log.Printf("SCAN_INTERVAL: %d\n", SCAN_INTERVAL.Milliseconds())
log.Printf("USE_MODTIME: %s\n", strconv.FormatBool(USE_MODTIME))
doRun()
for {
log.Printf("Running at %d", time.Now().UnixMilli())
logger.Info("Running at %d", time.Now().UnixMilli())
time.Sleep(SCAN_INTERVAL)
doRun()
}