65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
package cmd
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import (
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"context"
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"crypto/tls"
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"flag"
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"fmt"
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"log"
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"strings"
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"time"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials"
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statsv1 "github.com/bergabruh/stats-gateway/gen/stats/v1"
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)
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func Aggregate(args []string) {
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fs := flag.NewFlagSet("aggregate", flag.ExitOnError)
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server := fs.String("server", "stats.projectshitpost.fun:443", "gRPC endpoint host:port")
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node := fs.String("node", "", "fl|pl1 (empty = both)")
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since := fs.String("since", "", "RFC3339 lower bound (defaults to 24h ago)")
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until := fs.String("until", "", "RFC3339 upper bound (defaults to now)")
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timeout := fs.Duration("timeout", 10*time.Second, "")
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fs.Parse(args)
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if *since == "" {
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// Default to 24h ago for convenience.
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*since = time.Now().UTC().Add(-24 * time.Hour).Format(time.RFC3339)
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}
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conn, err := grpc.NewClient(*server,
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grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})))
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if err != nil {
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log.Fatalf("dial: %v", err)
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}
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defer conn.Close()
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client := statsv1.NewSpeedStatusClient(conn)
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ctx, cancel := context.WithTimeout(context.Background(), *timeout)
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defer cancel()
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hist, err := client.Aggregate(ctx, &statsv1.Range{
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Node: *node,
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Since: *since,
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Until: *until,
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})
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if err != nil {
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log.Fatalf("Aggregate: %v", err)
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}
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fmt.Printf("Histogram of HTTP latency (ms) — node=%q since=%s\n", *node, *since)
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for _, b := range hist.Buckets {
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bar := ""
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if b.Count > 0 {
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n := int(b.Count)
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if n > 60 {
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n = 60
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}
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bar = strings.Repeat("#", n)
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}
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fmt.Printf(" <= %6.0fms %5d %s\n", b.UpperMs, b.Count, bar)
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}
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}
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