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feat: Exclude External Disks from Analyze (#428)

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Created optional flag `--exclude-volumes` for `mo analyze` to consent the users to analyze the filesystem without taking in consideration attached Volumes.
Normal behaviour (with volumes included) is left untouched.
This commit is contained in:
Andrei Murariu
2026-02-10 09:28:33 +02:00
committed by GitHub
parent 9aa5a0a69d
commit 37bdc6edf7
4 changed files with 22 additions and 11 deletions
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25
cmd/analyze/main.go
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@@ -4,6 +4,7 @@ package main
import (
"context"
"flag"
"fmt"
"io/fs"
"os"
@@ -122,6 +123,7 @@ type model struct {
largeMultiSelected map[string]bool // Track multi-selected large files by path (safer than index)
totalFiles int64 // Total files found in current/last scan
lastTotalFiles int64 // Total files from previous scan (for progress bar)
excludeVolumes bool // Skip /Volumes in overview (--exclude-volumes)
}
func (m model) inOverviewMode() bool {
@@ -129,9 +131,13 @@ func (m model) inOverviewMode() bool {
}
func main() {
fs := flag.NewFlagSet("analyze", flag.ContinueOnError)
excludeVolumes := fs.Bool("exclude-volumes", false, "exclude /Volumes (external drives) from overview")
_ = fs.Parse(os.Args[1:])
target := os.Getenv("MO_ANALYZE_PATH")
if target == "" && len(os.Args) > 1 {
target = os.Args[1]
if target == "" && fs.NArg() > 0 {
target = fs.Arg(0)
}
var abs string
@@ -153,16 +159,16 @@ func main() {
// Warm overview cache in background.
prefetchCtx, prefetchCancel := context.WithTimeout(context.Background(), 30*time.Second)
defer prefetchCancel()
go prefetchOverviewCache(prefetchCtx)
go prefetchOverviewCache(prefetchCtx, *excludeVolumes)
p := tea.NewProgram(newModel(abs, isOverview), tea.WithAltScreen())
p := tea.NewProgram(newModel(abs, isOverview, *excludeVolumes), tea.WithAltScreen())
if _, err := p.Run(); err != nil {
fmt.Fprintf(os.Stderr, "analyzer error: %v\n", err)
os.Exit(1)
}
}
func newModel(path string, isOverview bool) model {
func newModel(path string, isOverview bool, excludeVolumes bool) model {
var filesScanned, dirsScanned, bytesScanned int64
currentPath := &atomic.Value{}
currentPath.Store("")
@@ -189,6 +195,7 @@ func newModel(path string, isOverview bool) model {
overviewScanningSet: make(map[string]bool),
multiSelected: make(map[string]bool),
largeMultiSelected: make(map[string]bool),
excludeVolumes: excludeVolumes,
}
if isOverview {
@@ -214,7 +221,7 @@ func newModel(path string, isOverview bool) model {
return m
}
func createOverviewEntries() []dirEntry {
func createOverviewEntries(excludeVolumes bool) []dirEntry {
home := os.Getenv("HOME")
entries := []dirEntry{}
@@ -233,8 +240,8 @@ func createOverviewEntries() []dirEntry {
dirEntry{Name: "System Library", Path: "/Library", IsDir: true, Size: -1},
)
// Include Volumes only when real mounts exist.
if hasUsefulVolumeMounts("/Volumes") {
// Include Volumes only when real mounts exist and not excluded by --exclude-volumes.
if !excludeVolumes && hasUsefulVolumeMounts("/Volumes") {
entries = append(entries, dirEntry{Name: "Volumes", Path: "/Volumes", IsDir: true, Size: -1})
}
@@ -268,7 +275,7 @@ func hasUsefulVolumeMounts(path string) bool {
}
func (m *model) hydrateOverviewEntries() {
m.entries = createOverviewEntries()
m.entries = createOverviewEntries(m.excludeVolumes)
if m.overviewSizeCache == nil {
m.overviewSizeCache = make(map[string]int64)
}