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package main
import (
"fmt"
"os"
"text/tabwriter"
"github.com/colinmarc/hdfs/v2"
)
func df(humanReadable bool) {
client, err := getClient("")
if err != nil {
fatal(err)
}
var fs hdfs.FsInfo
fs, err = client.StatFs()
if err != nil {
fatal(err)
}
tw := tabwriter.NewWriter(os.Stdout, 3, 8, 0, ' ', tabwriter.AlignRight)
fmt.Fprintf(tw, "Filesystem \tSize \tUsed \tAvailable \t Use%%\n")
if humanReadable {
fmt.Fprintf(tw, "%v \t%v \t%v \t%v \t%d%%\n",
os.Getenv("HADOOP_NAMENODE"),
formatBytes(fs.Capacity),
formatBytes(fs.Used),
formatBytes(fs.Remaining),
100 * fs.Used / fs.Capacity)
} else {
fmt.Fprintf(tw, "%v \t%v \t %v \t %v \t%d%%\n",
os.Getenv("HADOOP_NAMENODE"),
fs.Capacity,
fs.Used,
fs.Remaining,
100 * fs.Used / fs.Capacity)
}
tw.Flush()
}
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