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report.go
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report.go
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// Copyright 2017 Istio Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cmd
import (
"context"
ot "github.com/opentracing/opentracing-go"
"github.com/opentracing/opentracing-go/ext"
"github.com/spf13/cobra"
mixerpb "istio.io/api/mixer/v1"
"istio.io/istio/mixer/cmd/shared"
)
func reportCmd(rootArgs *rootArgs, printf, fatalf shared.FormatFn) *cobra.Command {
return &cobra.Command{
Use: "report",
Short: "Invokes Mixer's Report API to generate telemetry.",
Long: "The Report method is used to produce telemetry. Mixer\n" +
"expects a set of attributes as input, which it uses, along with\n" +
"its configuration, to determine which adapters to invoke and with\n" +
"which parameters in order to output the telemetry.",
Run: func(cmd *cobra.Command, args []string) {
report(rootArgs, printf, fatalf)
}}
}
func report(rootArgs *rootArgs, printf, fatalf shared.FormatFn) {
var attrs *mixerpb.CompressedAttributes
var err error
if attrs, err = parseAttributes(rootArgs); err != nil {
fatalf("%v", err)
}
var cs *clientState
if cs, err = createAPIClient(rootArgs.mixerAddress, rootArgs.tracingOptions); err != nil {
fatalf("Unable to establish connection to %s: %v", rootArgs.mixerAddress, err)
}
defer deleteAPIClient(cs)
span, ctx := ot.StartSpanFromContext(context.Background(), "mixc Report", ext.SpanKindRPCClient)
for i := 0; i < rootArgs.repeat; i++ {
request := mixerpb.ReportRequest{Attributes: []mixerpb.CompressedAttributes{*attrs}}
_, err := cs.client.Report(ctx, &request)
printf("Report RPC returned %s", decodeError(err))
}
span.Finish()
}