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package commands
import (
"fmt"
"log"
"os"
"github.com/dustin/go-humanize"
"github.com/spf13/cobra"
)
var (
StatsCmd = &cobra.Command{
Use: "stats <manifest>",
Short: "display statistics about the specified manifest",
Run: func(cmd *cobra.Command, args []string) {
if len(args) != 1 {
log.Fatalln("please specify a manifest")
}
bm, err := readManifestFile(args[0])
if err != nil {
log.Fatalf("error reading manifest: %v", err)
}
var stats struct {
resources int
files int
directories int
totalSize int64
symlinks int
}
for _, entry := range bm.Resource {
stats.resources++
stats.totalSize += int64(entry.Size)
mode := os.FileMode(entry.Mode)
if mode.IsRegular() {
stats.files += len(entry.Path) // count hardlinks!
} else if mode.IsDir() {
stats.directories++
} else if mode&os.ModeSymlink != 0 {
stats.symlinks++
}
}
w := newTabwriter(os.Stdout)
defer w.Flush()
fmt.Fprintf(w, "resources\t%v\n", stats.resources)
fmt.Fprintf(w, "directories\t%v\n", stats.directories)
fmt.Fprintf(w, "files\t%v\n", stats.files)
fmt.Fprintf(w, "symlinks\t%v\n", stats.symlinks)
fmt.Fprintf(w, "size\t%v\n", humanize.Bytes(uint64(stats.totalSize)))
},
}
)
|
