minio/cmd/logger/message/audit/entry.go
Harshavardhana bfb505aa8e Refactor logging in more Go idiomatic style (#6816)
This refactor brings a change which allows
targets to be added in a cleaner way and also
audit is now moved out.

This PR also simplifies logger dependency for auditing
2018-11-19 14:47:03 -08:00

91 lines
2.7 KiB
Go

/*
* Minio Cloud Storage, (C) 2018 Minio, 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 audit
import (
"net/http"
"strings"
"time"
"github.com/gorilla/mux"
"github.com/minio/minio/pkg/handlers"
)
// Version - represents the current version of audit log structure.
const Version = "1"
// Entry - audit entry logs.
type Entry struct {
Version string `json:"version"`
DeploymentID string `json:"deploymentid,omitempty"`
Time string `json:"time"`
API struct {
Name string `json:"name,omitempty"`
Bucket string `json:"bucket,omitempty"`
Object string `json:"object,omitempty"`
Status string `json:"status,omitempty"`
StatusCode int `json:"statusCode,omitempty"`
} `json:"api"`
RemoteHost string `json:"remotehost,omitempty"`
RequestID string `json:"requestID,omitempty"`
UserAgent string `json:"userAgent,omitempty"`
ReqQuery map[string]string `json:"requestQuery,omitempty"`
ReqHeader map[string]string `json:"requestHeader,omitempty"`
RespHeader map[string]string `json:"responseHeader,omitempty"`
}
// ToEntry - constructs an audit entry object.
func ToEntry(w http.ResponseWriter, r *http.Request, api string, statusCode int) Entry {
vars := mux.Vars(r)
bucket := vars["bucket"]
object := vars["object"]
reqQuery := make(map[string]string)
for k, v := range r.URL.Query() {
reqQuery[k] = strings.Join(v, ",")
}
reqHeader := make(map[string]string)
for k, v := range r.Header {
reqHeader[k] = strings.Join(v, ",")
}
respHeader := make(map[string]string)
for k, v := range w.Header() {
respHeader[k] = strings.Join(v, ",")
}
respHeader["Etag"] = strings.Trim(respHeader["Etag"], `"`)
entry := Entry{
Version: Version,
DeploymentID: w.Header().Get("x-minio-deployment-id"),
RemoteHost: handlers.GetSourceIP(r),
RequestID: w.Header().Get("x-amz-request-id"),
UserAgent: r.UserAgent(),
Time: time.Now().UTC().Format(time.RFC3339Nano),
ReqQuery: reqQuery,
ReqHeader: reqHeader,
RespHeader: respHeader,
}
entry.API.Name = api
entry.API.Bucket = bucket
entry.API.Object = object
entry.API.Status = http.StatusText(statusCode)
entry.API.StatusCode = statusCode
return entry
}