forked from TrueCloudLab/frostfs-node
56 lines
1 KiB
Go
56 lines
1 KiB
Go
package main
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import (
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"encoding/json"
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"flag"
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"fmt"
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"io/ioutil"
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"os"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/metrics"
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)
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var (
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node = flag.String("node", "", "File to export storage node metrics to.")
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ir = flag.String("ir", "", "File to export innerring node metrics to.")
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)
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func main() {
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flag.Parse()
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if *node != "" && *ir != "" {
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fmt.Println("-node and -ir flags are mutually exclusive")
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os.Exit(1)
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}
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var filename string
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switch {
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case *node != "":
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_ = metrics.NewNodeMetrics()
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filename = *node
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case *ir != "":
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_ = metrics.NewInnerRingMetrics()
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filename = *ir
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default:
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flag.Usage()
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os.Exit(1)
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}
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ds, err := metrics.DescribeAll()
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if err != nil {
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fmt.Fprintf(os.Stderr, "Could not parse metric descriptions: %v\n", err)
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os.Exit(1)
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}
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data, err := json.Marshal(ds)
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if err != nil {
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fmt.Fprintf(os.Stderr, "Could not parse marshal: %v\n", err)
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os.Exit(1)
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}
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if err := ioutil.WriteFile(filename, data, 0644); err != nil {
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fmt.Fprintf(os.Stderr, "Could write to file: %v\n", err)
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os.Exit(1)
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}
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}
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