/
tree.go
78 lines (70 loc) · 2.22 KB
/
tree.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 commands
import (
"fmt"
"github.com/apache/brooklyn-client/cli/api/application"
"github.com/apache/brooklyn-client/cli/command_metadata"
"github.com/apache/brooklyn-client/cli/error_handler"
"github.com/apache/brooklyn-client/cli/models"
"github.com/apache/brooklyn-client/cli/net"
"github.com/apache/brooklyn-client/cli/scope"
"github.com/urfave/cli/v2"
)
type Tree struct {
network *net.Network
}
func NewTree(network *net.Network) (cmd *Tree) {
cmd = new(Tree)
cmd.network = network
return
}
func (cmd *Tree) Metadata() command_metadata.CommandMetadata {
return command_metadata.CommandMetadata{
Name: "tree",
Description: "* Show the tree of all applications",
Usage: "BROOKLYN_NAME tree",
Flags: []cli.Flag{},
}
}
func (cmd *Tree) Run(scope scope.Scope, c *cli.Context) {
if err := net.VerifyLoginURL(cmd.network); err != nil {
error_handler.ErrorExit(err)
}
trees, err := application.Tree(cmd.network)
if nil != err {
error_handler.ErrorExit(err)
}
cmd.printTrees(trees, "")
}
func (cmd *Tree) printTrees(trees []models.Tree, indent string) {
for i, app := range trees {
cmd.printTree(app, indent, i == len(trees)-1)
}
}
func (cmd *Tree) printTree(tree models.Tree, indent string, last bool) {
fmt.Println(indent+"|-", tree.Name)
fmt.Println(indent+"+-", tree.Type)
if last {
indent = indent + " "
} else {
indent = indent + "| "
}
cmd.printTrees(tree.Children, indent)
}