mirror of
https://github.com/postmannen/ctrl.git
synced 2024-12-14 12:37:31 +00:00
removed old folders and files
This commit is contained in:
postmannen
parent
4506d5b9f5
commit
c1e11f0709
3 changed files with 0 additions and 507 deletions
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@ -1,20 +0,0 @@
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package stew
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import (
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"fmt"
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"github.com/rivo/tview"
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)
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func infoSlide(app *tview.Application) tview.Primitive {
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flex := tview.NewFlex()
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flex.SetTitle("info")
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flex.SetBorder(true)
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textView := tview.NewTextView()
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flex.AddItem(textView, 0, 1, false)
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fmt.Fprintf(textView, "Information page for Stew.\n")
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return flex
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}
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@ -1,399 +0,0 @@
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package stew
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import (
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"bufio"
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"encoding/json"
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"fmt"
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"log"
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"os"
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"reflect"
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"strconv"
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"strings"
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"time"
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"github.com/RaaLabs/steward"
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"github.com/gdamore/tcell/v2"
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"github.com/rivo/tview"
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)
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func messageSlide(app *tview.Application) tview.Primitive {
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type pageMessage struct {
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flex *tview.Flex
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msgInputForm *tview.Form
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msgOutputForm *tview.TextView
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logForm *tview.TextView
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}
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p := pageMessage{}
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app = tview.NewApplication()
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p.msgInputForm = tview.NewForm()
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p.msgInputForm.SetBorder(true).SetTitle("Request values").SetTitleAlign(tview.AlignLeft)
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p.msgOutputForm = tview.NewTextView()
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p.msgOutputForm.SetBorder(true).SetTitle("Message output").SetTitleAlign(tview.AlignLeft)
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p.msgOutputForm.SetChangedFunc(func() {
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// Will cause the log window to be redrawn as soon as
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// new output are detected.
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app.Draw()
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})
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p.logForm = tview.NewTextView()
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p.logForm.SetBorder(true).SetTitle("Log/Status").SetTitleAlign(tview.AlignLeft)
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p.logForm.SetChangedFunc(func() {
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// Will cause the log window to be redrawn as soon as
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// new output are detected.
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app.Draw()
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})
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// Create a flex layout.
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//
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// First create the outer flex layout.
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p.flex = tview.NewFlex().SetDirection(tview.FlexRow).
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// Add the top windows with columns.
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AddItem(tview.NewFlex().SetDirection(tview.FlexColumn).
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AddItem(p.msgInputForm, 0, 10, false).
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AddItem(p.msgOutputForm, 0, 10, false),
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0, 10, false).
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// Add the bottom log window.
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AddItem(tview.NewFlex().
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AddItem(p.logForm, 0, 2, false),
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0, 2, false)
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// Check that the message struct used within stew are up to date, and
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// consistent with the fields used in the main Steward message file.
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// If it throws an error here we need to update the msg struct type,
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// or add a case for the field to except.
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err := compareMsgAndMessage()
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if err != nil {
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log.Printf("%v\n", err)
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os.Exit(1)
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}
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m := msg{}
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// Loop trough all the fields of the Message struct, and create
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// a an input field or dropdown selector for each field.
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// If a field of the struct is not defined below, it will be
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// created a "no defenition" element, so it we can easily spot
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// Message fields who miss an item in the form.
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//
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// INFO: The reason that reflect are being used here is to have
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// a simple way of detecting that we are creating form fields
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// for all the fields in the struct. If we have forgot'en one
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// it will create a "no case" field in the console, to easily
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// detect that a struct field are missing a defenition below.
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mRefVal := reflect.ValueOf(m)
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for i := 0; i < mRefVal.NumField(); i++ {
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var err error
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values := []string{"1", "2"}
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fieldName := mRefVal.Type().Field(i).Name
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switch fieldName {
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case "ToNode":
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// Get nodes from file.
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values, err = getNodeNames("nodeslist.cfg")
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if err != nil {
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return nil
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}
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item := tview.NewDropDown()
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item.SetLabelColor(tcell.ColorIndianRed)
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item.SetLabel(fieldName).SetOptions(values, nil)
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p.msgInputForm.AddFormItem(item)
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//c.msgForm.AddDropDown(mRefVal.Type().Field(i).Name, values, 0, nil).SetItemPadding(1)
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case "ID":
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// This value is automatically assigned by steward.
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case "Data":
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value := `"bash","-c","..."`
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p.msgInputForm.AddInputField(fieldName, value, 30, nil, nil)
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case "Method":
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var m steward.Method
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ma := m.GetMethodsAvailable()
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values := []string{}
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for k := range ma.Methodhandlers {
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values = append(values, string(k))
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}
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p.msgInputForm.AddDropDown(fieldName, values, 0, nil).SetItemPadding(1)
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case "ReplyMethod":
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var m steward.Method
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rm := m.GetReplyMethods()
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values := []string{}
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for _, k := range rm {
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values = append(values, string(k))
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}
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p.msgInputForm.AddDropDown(fieldName, values, 0, nil).SetItemPadding(1)
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case "ACKTimeout":
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value := 30
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p.msgInputForm.AddInputField(fieldName, fmt.Sprintf("%d", value), 30, validateInteger, nil)
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case "Retries":
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value := 1
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p.msgInputForm.AddInputField(fieldName, fmt.Sprintf("%d", value), 30, validateInteger, nil)
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case "ReplyACKTimeout":
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value := 30
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p.msgInputForm.AddInputField(fieldName, fmt.Sprintf("%d", value), 30, validateInteger, nil)
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case "ReplyRetries":
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value := 1
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p.msgInputForm.AddInputField(fieldName, fmt.Sprintf("%d", value), 30, validateInteger, nil)
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case "MethodTimeout":
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value := 120
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p.msgInputForm.AddInputField(fieldName, fmt.Sprintf("%d", value), 30, validateInteger, nil)
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case "Directory":
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value := "/some-dir/"
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p.msgInputForm.AddInputField(fieldName, value, 30, nil, nil)
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case "FileName":
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value := ".log"
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p.msgInputForm.AddInputField(fieldName, value, 30, nil, nil)
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default:
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// Add a no definition fields to the form if a a field within the
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// struct were missing an action above, so we can easily detect
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// if there is missing a case action for one of the struct fields.
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p.msgInputForm.AddDropDown("error: no case for: "+fieldName, values, 0, nil).SetItemPadding(1)
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}
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}
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// Add Buttons below the message fields. Like Generate and Exit.
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p.msgInputForm.
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// Add a generate button, which when pressed will loop through all the
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// message form items, and if found fill the value into a msg struct,
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// and at last write it to a file.
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//
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// TODO: Should also add a write directly to socket here.
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AddButton("generate to console", func() {
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// fh, err := os.Create("message.json")
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// if err != nil {
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// log.Fatalf("error: failed to create test.log file: %v\n", err)
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// }
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// defer fh.Close()
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p.msgOutputForm.Clear()
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fh := p.msgOutputForm
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m := msg{}
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// Loop trough all the form fields
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for i := 0; i < p.msgInputForm.GetFormItemCount(); i++ {
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fi := p.msgInputForm.GetFormItem(i)
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label, value := getLabelAndValue(fi)
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switch label {
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case "ToNode":
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if value == "" {
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fmt.Fprintf(p.logForm, "%v : error: missing ToNode \n", time.Now().Format("Mon Jan _2 15:04:05 2006"))
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return
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}
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m.ToNode = steward.Node(value)
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case "Data":
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// Split the comma separated string into a
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// and remove the start and end ampersand.
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sp := strings.Split(value, ",")
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var data []string
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for _, v := range sp {
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// Check if format is correct, return if not.
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pre := strings.HasPrefix(v, "\"")
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suf := strings.HasSuffix(v, "\"")
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if !pre || !suf {
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fmt.Fprintf(p.logForm, "%v : error: missing or malformed format for command, should be \"cmd\",\"arg1\",\"arg2\" ...\n", time.Now().Format("Mon Jan _2 15:04:05 2006"))
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return
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}
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// Remove leading and ending ampersand.
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v = v[1:]
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v = strings.TrimSuffix(v, "\"")
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data = append(data, v)
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}
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m.Data = data
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case "Method":
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m.Method = steward.Method(value)
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case "ReplyMethod":
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m.ReplyMethod = steward.Method(value)
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case "ACKTimeout":
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v, _ := strconv.Atoi(value)
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m.ACKTimeout = v
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case "Retries":
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v, _ := strconv.Atoi(value)
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m.Retries = v
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case "ReplyACKTimeout":
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v, _ := strconv.Atoi(value)
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m.ReplyACKTimeout = v
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case "ReplyRetries":
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v, _ := strconv.Atoi(value)
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m.ReplyRetries = v
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case "MethodTimeout":
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v, _ := strconv.Atoi(value)
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m.MethodTimeout = v
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case "Directory":
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m.Directory = value
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case "FileName":
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m.FileName = value
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default:
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fmt.Fprintf(p.logForm, "%v : error: did not find case defenition for how to handle the \"%v\" within the switch statement\n", time.Now().Format("Mon Jan _2 15:04:05 2006"), label)
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}
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}
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msgs := []msg{}
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msgs = append(msgs, m)
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msgsIndented, err := json.MarshalIndent(msgs, "", " ")
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if err != nil {
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fmt.Fprintf(p.logForm, "%v : error: jsonIndent failed: %v\n", time.Now().Format("Mon Jan _2 15:04:05 2006"), err)
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}
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_, err = fh.Write(msgsIndented)
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if err != nil {
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fmt.Fprintf(p.logForm, "%v : error: write to fh failed: %v\n", time.Now().Format("Mon Jan _2 15:04:05 2006"), err)
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}
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}).
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// Add exit button.
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AddButton("exit", func() {
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app.Stop()
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})
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app.SetFocus(p.msgInputForm)
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return p.flex
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}
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// Check and compare all the fields of the main message struct
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// used in Steward, and the message struct used in Stew that they are
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// equal.
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// If they are not equal an error will be returned to the user with
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// the name of the field that was missing in the Stew message struct.
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//
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// Some of the fields in the Steward Message struct are used by the
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// system for control, and not needed when creating an initial message
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// template, and we can add case statements for those fields below
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// that we do not wan't to check.
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func compareMsgAndMessage() error {
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stewardMessage := steward.Message{}
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stewMsg := msg{}
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stewardRefVal := reflect.ValueOf(stewardMessage)
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stewRefVal := reflect.ValueOf(stewMsg)
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// Loop trough all the fields of the Message struct.
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for i := 0; i < stewardRefVal.NumField(); i++ {
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found := false
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for ii := 0; ii < stewRefVal.NumField(); ii++ {
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if stewardRefVal.Type().Field(i).Name == stewRefVal.Type().Field(ii).Name {
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found = true
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break
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}
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}
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// Case statements for the fields we don't care about for
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// the message template.
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if !found {
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switch stewardRefVal.Type().Field(i).Name {
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case "ID":
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// Not used in message template.
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case "FromNode":
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// Not used in message template.
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case "PreviousMessage":
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// Not used in message template.
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case "done":
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// Not used in message template.
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default:
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return fmt.Errorf("error: %v within the steward Message struct were not found in the stew msg struct", stewardRefVal.Type().Field(i).Name)
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}
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}
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}
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return nil
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}
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// Will return the Label And the text Value of an input or dropdown form field.
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func getLabelAndValue(fi tview.FormItem) (string, string) {
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var label string
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var value string
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switch v := fi.(type) {
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case *tview.InputField:
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value = v.GetText()
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label = v.GetLabel()
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case *tview.DropDown:
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label = v.GetLabel()
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_, value = v.GetCurrentOption()
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}
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return label, value
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}
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// Check if number is int.
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func validateInteger(text string, ch rune) bool {
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if text == "-" {
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return true
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}
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_, err := strconv.Atoi(text)
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return err == nil
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}
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// getNodes will load all the node names from a file, and return a slice of
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// string values, each representing a unique node.
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func getNodeNames(filePath string) ([]string, error) {
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fh, err := os.Open(filePath)
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if err != nil {
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return nil, fmt.Errorf("error: unable to open node file: %v", err)
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}
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defer fh.Close()
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nodes := []string{}
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scanner := bufio.NewScanner(fh)
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for scanner.Scan() {
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node := scanner.Text()
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nodes = append(nodes, node)
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}
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return nodes, nil
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}
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// -----------------------
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// Creating a copy of the real Message struct here to use within the
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// field specification, but without the control kind of fields from
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// the original to avoid changing them to pointer values in the main
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// struct which would be needed when json marshaling to omit those
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// empty fields.
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type msg struct {
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// The node to send the message to
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ToNode steward.Node `json:"toNode" yaml:"toNode"`
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// The actual data in the message
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Data []string `json:"data" yaml:"data"`
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// Method, what is this message doing, etc. CLI, syslog, etc.
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Method steward.Method `json:"method" yaml:"method"`
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// ReplyMethod, is the method to use for the reply message.
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// By default the reply method will be set to log to file, but
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// you can override it setting your own here.
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ReplyMethod steward.Method `json:"replyMethod" yaml:"replyMethod"`
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// From what node the message originated
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ACKTimeout int `json:"ACKTimeout" yaml:"ACKTimeout"`
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// Resend retries
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Retries int `json:"retries" yaml:"retries"`
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// The ACK timeout of the new message created via a request event.
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ReplyACKTimeout int `json:"replyACKTimeout" yaml:"replyACKTimeout"`
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// The retries of the new message created via a request event.
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ReplyRetries int `json:"replyRetries" yaml:"replyRetries"`
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// Timeout for long a process should be allowed to operate
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MethodTimeout int `json:"methodTimeout" yaml:"methodTimeout"`
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// Directory is a string that can be used to create the
|
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//directory structure when saving the result of some method.
|
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// For example "syslog","metrics", or "metrics/mysensor"
|
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// The type is typically used in the handler of a method.
|
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Directory string `json:"directory" yaml:"directory"`
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// FileName is used to be able to set a wanted extension
|
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// on a file being saved as the result of data being handled
|
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// by a method handler.
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FileName string `json:"fileName" yaml:"fileName"`
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}
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88
stew/stew.go
88
stew/stew.go
|
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@ -1,88 +0,0 @@
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package stew
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|
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import (
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"flag"
|
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"fmt"
|
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"os"
|
||||
|
||||
"github.com/gdamore/tcell/v2"
|
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"github.com/rivo/tview"
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)
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type Stew struct {
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}
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func NewStew() (*Stew, error) {
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stewardSocket := flag.String("stewardSocket", "/usr/local/steward/tmp/steward.sock", "specify the full path of the steward socket file")
|
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flag.Parse()
|
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|
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_, err := os.Stat(*stewardSocket)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("error: specify the full path to the steward.sock file: %v", err)
|
||||
}
|
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|
||||
s := Stew{}
|
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return &s, nil
|
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}
|
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|
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type slide struct {
|
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name string
|
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key tcell.Key
|
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primitive tview.Primitive
|
||||
}
|
||||
|
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func (s *Stew) Start() error {
|
||||
pages := tview.NewPages()
|
||||
|
||||
app := tview.NewApplication()
|
||||
app.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
|
||||
if event.Key() == tcell.KeyF1 {
|
||||
pages.SwitchToPage("info")
|
||||
return nil
|
||||
} else if event.Key() == tcell.KeyF2 {
|
||||
pages.SwitchToPage("message")
|
||||
return nil
|
||||
}
|
||||
return event
|
||||
})
|
||||
|
||||
info := tview.NewTextView().
|
||||
SetDynamicColors(true).
|
||||
SetRegions(true).
|
||||
SetWrap(false)
|
||||
|
||||
// The slides to draw, and their name.
|
||||
// NB: This slice is being looped over further below, to create the menu
|
||||
// elements. If adding a new slide, make sure that slides are ordererin
|
||||
// chronological order, so we can auto generate the info menu with it's
|
||||
// corresponding F key based on the slice index+1.
|
||||
slides := []slide{
|
||||
{name: "info", key: tcell.KeyF1, primitive: infoSlide(app)},
|
||||
{name: "message", key: tcell.KeyF2, primitive: messageSlide(app)},
|
||||
}
|
||||
|
||||
// Add on page for each slide.
|
||||
for i, v := range slides {
|
||||
if i == 0 {
|
||||
pages.AddPage(v.name, v.primitive, true, true)
|
||||
fmt.Fprintf(info, " F%v:%v ", i+1, v.name)
|
||||
continue
|
||||
}
|
||||
|
||||
pages.AddPage(v.name, v.primitive, true, false)
|
||||
fmt.Fprintf(info, " F%v:%v ", i+1, v.name)
|
||||
}
|
||||
|
||||
// Create the main layout.
|
||||
layout := tview.NewFlex()
|
||||
//layout.SetBorder(true)
|
||||
layout.SetDirection(tview.FlexRow).
|
||||
AddItem(pages, 0, 10, true).
|
||||
AddItem(info, 1, 1, false)
|
||||
|
||||
if err := app.SetRoot(layout, true).EnableMouse(true).Run(); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
Loading…
Reference in a new issue