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server_info.go
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server_info.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 executor
import (
"github.com/apache/incubator-pegasus/admin-cli/client"
"github.com/apache/incubator-pegasus/admin-cli/tabular"
"github.com/apache/incubator-pegasus/admin-cli/util"
"github.com/apache/incubator-pegasus/go-client/session"
"github.com/olekukonko/tablewriter"
)
// ServerInfo command
func ServerInfo(c *Client) error {
nodes := c.Nodes.GetAllNodes(session.NodeTypeMeta)
nodes = append(nodes, c.Nodes.GetAllNodes(session.NodeTypeReplica)...)
results := client.BatchCallCmd(nodes, "server-info", []string{})
type serverInfoStruct struct {
Server string `json:"server"`
Node string `json:"node"`
Version string `json:"version"`
}
// always print meta-server first.
var metaList []interface{}
var replicaList []interface{}
for n, result := range results {
if n.Type == session.NodeTypeMeta {
metaList = append(metaList, serverInfoStruct{
Server: string(n.Type),
Node: n.CombinedAddr(),
Version: result.String(),
})
} else if n.Type == session.NodeTypeReplica {
replicaList = append(replicaList, serverInfoStruct{
Server: string(n.Type),
Node: n.CombinedAddr(),
Version: result.String(),
})
}
}
util.SortStructsByField(metaList, "Node")
util.SortStructsByField(replicaList, "Node")
valueList := append(metaList, replicaList...)
tabular.New(c, valueList, func(table *tablewriter.Table) {
table.SetAutoWrapText(false)
}).Render()
return nil
}