Rename restapi to api (#3176)

Signed-off-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

api/admin_console.go

@@ -0,0 +1,104 @@
+// This file is part of MinIO Console Server
+// Copyright (c) 2021 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package api
+
+import (
+	"context"
+	"encoding/json"
+	"strings"
+	"time"
+
+	"github.com/minio/madmin-go/v3"
+	"github.com/minio/websocket"
+)
+
+const logTimeFormat string = "15:04:05 MST 01/02/2006"
+
+// startConsoleLog starts log of the servers
+func startConsoleLog(ctx context.Context, conn WSConn, client MinioAdmin, logRequest LogRequest) error {
+	var node string
+	// name of node, default = "" (all)
+	if logRequest.node == "all" {
+		node = ""
+	} else {
+		node = logRequest.node
+	}
+
+	trimNode := strings.Split(node, ":")
+	// number of log lines
+	lineCount := 100
+	// type of logs "minio"|"application"|"all" default = "all"
+	var logKind string
+	if logRequest.logType == "minio" || logRequest.logType == "application" || logRequest.logType == "all" {
+		logKind = logRequest.logType
+	} else {
+		logKind = "all"
+	}
+
+	// Start listening on all Console Log activity.
+	logCh := client.getLogs(ctx, trimNode[0], lineCount, logKind)
+
+	for {
+		select {
+		case <-ctx.Done():
+			return nil
+		case logInfo, ok := <-logCh:
+
+			// zero value returned because the channel is closed and empty
+			if !ok {
+				return nil
+			}
+			if logInfo.Err != nil {
+				LogError("error on console logs: %v", logInfo.Err)
+				return logInfo.Err
+			}
+
+			// Serialize message to be sent
+			bytes, err := json.Marshal(serializeConsoleLogInfo(&logInfo))
+			if err != nil {
+				LogError("error on json.Marshal: %v", err)
+				return err
+			}
+
+			// Send Message through websocket connection
+			err = conn.writeMessage(websocket.TextMessage, bytes)
+			if err != nil {
+				LogError("error writeMessage: %v", err)
+				return err
+			}
+		}
+	}
+}
+
+func serializeConsoleLogInfo(l *madmin.LogInfo) (logInfo madmin.LogInfo) {
+	logInfo = *l
+	if logInfo.ConsoleMsg != "" {
+		logInfo.ConsoleMsg = strings.TrimPrefix(logInfo.ConsoleMsg, "\n")
+	}
+	if logInfo.Time != "" {
+		logInfo.Time = getLogTime(logInfo.Time)
+	}
+	return logInfo
+}
+
+func getLogTime(lt string) string {
+	tm, err := time.Parse(time.RFC3339Nano, lt)
+	if err != nil {
+		return lt
+	}
+	return tm.Format(logTimeFormat)
+}