/
ingest.go
63 lines (57 loc) · 1.92 KB
/
ingest.go
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// Copyright 2015 - 2016 Square Inc.
//
// 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 server
import (
"encoding/json"
"fmt"
"net/http"
"github.com/square/metrics/api"
"github.com/square/metrics/metric_metadata"
)
// tokenHandler exposes all the tokens available in the system for the autocomplete.
type ingestHandler struct {
metricMetadataAPI metadata.MetricUpdateAPI
}
type IngestRequest struct {
Name string `json:"name"`
Tags map[string]string `json:"tags"`
}
func (h ingestHandler) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "application/json")
if request.Header.Get("Content-Type") != "application/json" {
writer.WriteHeader(http.StatusBadRequest)
writer.Write(encodeError(fmt.Errorf("index endpoint expects Content-Type: application/json")))
return
}
metrics := []IngestRequest{}
if err := json.NewDecoder(request.Body).Decode(&metrics); err != nil {
writer.WriteHeader(http.StatusBadRequest)
writer.Write(encodeError(err))
return
}
taggedMetrics := []api.TaggedMetric{}
for i := range metrics {
taggedMetrics[i] = api.TaggedMetric{
MetricKey: api.MetricKey(metrics[i].Name),
TagSet: metrics[i].Tags,
}
}
err := h.metricMetadataAPI.AddMetrics(taggedMetrics, metadata.Context{})
if err != nil {
writer.WriteHeader(http.StatusBadRequest)
writer.Write(encodeError(err))
return
}
writer.Write([]byte(`{"success": true}`))
}