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handlers.go
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handlers.go
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//
// Copyright 2019 EPAM Systems
//
// 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 collector
import (
"fmt"
"github.com/odahu/odahu-flow/packages/feedback/pkg/feedback"
"net/http"
commons_feedback "odahu-commons/feedback"
logf "sigs.k8s.io/controller-runtime/pkg/log"
"github.com/gin-gonic/gin"
)
var logH = logf.Log.WithName("aggregator-handlers")
func handleIndex(c *gin.Context) {
c.JSON(http.StatusOK, gin.H{"links": []string{feedbackUri}})
}
func handleFeedbackEndpoint(c *gin.Context) {
modelName := c.GetHeader(feedback.ModelNameHeaderKey)
modelVersion := c.GetHeader(feedback.ModelVersionHeaderKey)
message := commons_feedback.ModelFeedback{
ModelName: modelName,
ModelVersion: modelVersion,
}
message.RequestID = c.GetHeader(feedback.OdahuFlowRequestIdHeaderKey)
if len(message.RequestID) == 0 {
c.JSON(http.StatusBadRequest,
gin.H{"error": fmt.Sprintf("%s header is missed", feedback.OdahuFlowRequestIdHeaderKey)})
return
}
if len(modelName) == 0 || len(modelVersion) == 0 {
c.JSON(http.StatusBadRequest, gin.H{
"error": fmt.Sprintf("%s or %s header is empty",
feedback.ModelNameHeaderKey, feedback.ModelVersionHeaderKey),
})
return
}
payload, err := ParseRequestDataset(c)
if err != nil {
logH.Error(err, "Parsing failed")
c.JSON(http.StatusBadRequest, gin.H{"error": "Cannot parse data"})
return
}
message.Payload = payload
logger := c.MustGet(dataLoggingInstance).(feedback.DataLogging)
loggerTag := c.MustGet(dataLoggingTag).(string)
err = logger.Post(loggerTag, message)
if err != nil {
logH.Error(err, "Cannot deliver message")
c.JSON(http.StatusBadGateway, gin.H{"error": "Cannot deliver message"})
} else {
collectedFeedback.Add(1)
c.JSON(http.StatusOK, message)
}
}
func handleNoRoute(c *gin.Context) {
c.JSON(http.StatusNotFound, gin.H{"error": "Incorrect URL"})
}