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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| // Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file | ||
| // | ||
| // 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 cmd | ||
|
|
||
| import ( | ||
| "os" | ||
|
|
||
| history "github.com/gardener/gardenctl/pkg/internal/history" | ||
| "github.com/spf13/cobra" | ||
| ) | ||
|
|
||
| //NewHistoryCmd use for list/search targting history | ||
| func NewHistoryCmd() *cobra.Command { | ||
| return &cobra.Command{ | ||
| Use: "x", | ||
| Short: "List/Search targeting history, e.g. \"gardenctl x\"", | ||
| SilenceUsage: true, | ||
| Aliases: []string{"x"}, | ||
| Long: `List Targeting Hisotry`, | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| h := history.Settings(pathHistory, os.Args[0]) | ||
| list := h.List() | ||
| history.Execute(h.Binary, h.Run(list)) | ||
| }, | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,249 @@ | ||
| // Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file | ||
| // | ||
| // 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 history | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "fmt" | ||
| "io" | ||
| "log" | ||
| "os" | ||
| "os/exec" | ||
| "reflect" | ||
| "strings" | ||
| "syscall" | ||
|
|
||
| "github.com/goinggo/mapstructure" | ||
| "github.com/manifoldco/promptui" | ||
| ) | ||
|
|
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| //History struct | ||
| type History struct { | ||
| ConfigPath string | ||
| Binary string | ||
| } | ||
|
|
||
| //Settings History | ||
| func Settings(path string, binary string) *History { | ||
| h := &History{ | ||
| ConfigPath: path, //Config Path | ||
| Binary: binary, //executable Binary file | ||
| } | ||
| return h | ||
| } | ||
|
|
||
| //Write history record | ||
| func (h *History) Write(i interface{}) { | ||
| f, err := os.OpenFile(h.ConfigPath, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0666) | ||
| if err != nil { | ||
| log.Fatalln("History file write error ", h.ConfigPath) | ||
| } | ||
| defer f.Close() | ||
| if _, err := f.WriteString(convert(i)); err != nil { | ||
| log.Fatalln("History file write error ", h.ConfigPath) | ||
| } | ||
| } | ||
|
|
||
| //List History records order by descending | ||
| func (h *History) List() []string { | ||
| f, err := os.Open(h.ConfigPath) | ||
| if err != nil { | ||
| log.Fatalln("cannot open the file", err) | ||
| } | ||
| defer f.Close() | ||
| rd := bufio.NewReader(f) | ||
|
|
||
| var items []string | ||
|
|
||
| for { | ||
| line, _, err := rd.ReadLine() | ||
| if err == io.EOF { | ||
| break | ||
| } else if err != nil { | ||
| log.Fatalln("Load err:", err) | ||
| } | ||
| items = append(items, string(line)) | ||
| } | ||
|
|
||
| //return last 1000 history records | ||
| items = reverse(items) | ||
| if len(items) > 1000 { | ||
| temp := make([]string, 1000) | ||
| copy(temp, items[:1000]) | ||
| return temp | ||
| } | ||
|
|
||
| return items | ||
| } | ||
|
|
||
| //Run all History records and execute the select one | ||
| func (h *History) Run(str []string) string { | ||
| items := factoryMyBoxItem(str) | ||
| templates := &promptui.SelectTemplates{ | ||
| Label: "{{ . }}?", | ||
| Active: "\U0001F4CC {{ .Cmd | cyan }} ", | ||
| Inactive: " {{ .Cmd | cyan }}", | ||
| Selected: "\U0001F4CC {{ .Cmd | red | cyan }} ", | ||
| Details: ` | ||
| --------- Cluster Info ---------- | ||
| {{ "Garden:" | faint }} {{ .Garden }} | ||
| {{ "Project:" | faint }} {{ .Project }} | ||
| {{ "Seed:" | faint }} {{ .Seed }} | ||
| {{ "Control Plane:" | faint }} {{ .ControlPlane }} | ||
| {{ "Shoot:" | faint }} {{ .Shoot }}`, | ||
| } | ||
| searcher := func(input string, index int) bool { | ||
| myboxitem := items[index] | ||
| name := strings.Replace(strings.ToLower(myboxitem.Cmd), " ", "", -1) | ||
| input = strings.Replace(strings.ToLower(input), " ", "", -1) | ||
| return strings.Contains(name, input) | ||
| } | ||
|
|
||
| prompt := promptui.Select{ | ||
| Label: "Target hisotry", | ||
| Items: items, | ||
| Templates: templates, | ||
| Size: 10, | ||
| Searcher: searcher, | ||
| } | ||
|
|
||
| i, _, err := prompt.Run() | ||
|
|
||
| if err != nil { | ||
| log.Fatalln("Prompt failed: \n", err) | ||
| } | ||
|
|
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| return str[i] | ||
| } | ||
|
|
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| func factoryMyBoxItem(load []string) []MyBoxItem { | ||
| items := []MyBoxItem{} | ||
| box := Mybox{items} | ||
| for _, i := range load { | ||
| mapInstance := toMap(i) | ||
| var myBoxItem MyBoxItem | ||
| if err := mapstructure.Decode(mapInstance, &myBoxItem); err != nil { | ||
| fmt.Println(err) | ||
| } | ||
| box.addItem(myBoxItem) | ||
| } | ||
| return box.Items | ||
| } | ||
|
|
||
| //Execute binary eg gardenctl subcommand | ||
| func Execute(binary string, result string) { | ||
| binary, lookErr := exec.LookPath(binary) | ||
| if lookErr != nil { | ||
| panic(lookErr) | ||
| } | ||
|
|
||
| args := strings.Fields(result) | ||
| env := os.Environ() | ||
| execErr := syscall.Exec(binary, args, env) | ||
| if execErr != nil { | ||
| panic(execErr) | ||
| } | ||
| } | ||
|
|
||
| func convert(i interface{}) string { | ||
| var str string | ||
| switch x := i.(type) { | ||
| case []string: | ||
| str = strings.Join(x, " ") | ||
| case []byte: | ||
| str = string(x[:]) | ||
| case string: | ||
| str = x | ||
| default: | ||
| log.Fatalln("convert type unknown") | ||
| } | ||
| return isLineBreak(str) | ||
| } | ||
|
|
||
| func isLineBreak(str string) string { | ||
| if strings.HasSuffix(str, "\n") { | ||
| return str | ||
| } | ||
| return str + "\n" | ||
| } | ||
|
|
||
| func reverse(s []string) []string { | ||
| n := reflect.ValueOf(s).Len() | ||
| swap := reflect.Swapper(s) | ||
| for i, j := 0, n-1; i < j; i, j = i+1, j-1 { | ||
| swap(i, j) | ||
| } | ||
| return s | ||
| } | ||
|
|
||
| func toMap(str string) map[string]string { | ||
| c := strings.Fields(str) | ||
| a := make(map[string]string) | ||
| a["Cmd"] = str | ||
| for i, k := range c { | ||
| k = format(k) | ||
| if i%2 == 0 { | ||
| a[k] = c[i+1] | ||
| } | ||
| } | ||
| return a | ||
| } | ||
|
|
||
| func format(str string) string { | ||
| for { | ||
| if strings.HasPrefix(str, "-") { | ||
| str = strings.TrimPrefix(str, "-") | ||
| } else { | ||
| break | ||
| } | ||
| } | ||
|
|
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| switch strings.ToUpper(str) { | ||
|
|
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| case "G", "GARDEN", "SERVER": | ||
| return "Garden" | ||
| case "S", "SEED": | ||
| return "Seed" | ||
| case "P", "Project": | ||
| return "Project" | ||
| case "t", "SHOOT": | ||
| return "Shoot" | ||
| case "n", "NAMESPACE": | ||
| return "ControlPlane" | ||
| default: | ||
| return str | ||
| } | ||
| } | ||
|
|
||
| //MyBoxItem struct | ||
| type MyBoxItem struct { | ||
| Cmd string | ||
| Seed string | ||
| Server string | ||
| Garden string | ||
| Project string | ||
| ControlPlane string | ||
| Shoot string | ||
| } | ||
|
|
||
| //Mybox struct | ||
| type Mybox struct { | ||
| Items []MyBoxItem | ||
| } | ||
|
|
||
| func (box *Mybox) addItem(item MyBoxItem) []MyBoxItem { | ||
| box.Items = append(box.Items, item) | ||
| return box.Items | ||
| } |
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