101 lines
1.9 KiB
Go
101 lines
1.9 KiB
Go
package handlers
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import (
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"encoding/json"
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"html/template"
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"net/http"
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"processSupervisor/models"
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)
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type HTopHandler struct {
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Table *models.HtopTable
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}
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func NewHTopHandler() (*HTopHandler, error) {
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table, err := models.NewTable()
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if err != nil {
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return nil, err
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}
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return &HTopHandler{
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Table: table,
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}, nil
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}
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func (h *HTopHandler) UpdateHTop(w http.ResponseWriter, r *http.Request) {
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err := h.Table.UpdateTable()
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if err != nil {
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http.Error(w, "Failed to get processes", 500)
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return
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}
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h.Table.Sort(r)
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funcMap := template.FuncMap{
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"div": divide,
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}
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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// Detect HTMX request via the HX-Request header
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if r.Header.Get("HX-Request") == "true" {
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tmpl := template.Must(
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template.New("table.html").Funcs(funcMap).ParseFiles("templates/htop/table.html"),
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)
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tmpl.Execute(w, h.Table)
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return
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}
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tmpl := template.Must(
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template.New("htop.html").Funcs(funcMap).ParseFiles(
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"templates/htop/htop.html",
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"templates/htop/table.html",
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),
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)
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tmpl.Execute(w, h.Table)
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}
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func divide(a any, b any) float64 {
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af := toFloat64(a)
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bf := toFloat64(b)
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if bf == 0 {
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return 0
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}
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return af / bf
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}
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func toFloat64(v any) float64 {
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switch val := v.(type) {
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case int:
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return float64(val)
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case int32:
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return float64(val)
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case int64:
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return float64(val)
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case uint64:
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return float64(val)
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case float32:
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return float64(val)
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case float64:
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return val
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default:
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return 0
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}
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}
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// GET /taskmanager/usage
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func UsageHandler(w http.ResponseWriter, r *http.Request) {
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cpu, mem, err := models.GetSystemUsage()
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if err != nil {
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http.Error(w, "Failed to get usage", 500)
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return
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}
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usage := struct {
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CPU float64 `json:"cpu"`
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Mem float64 `json:"mem"`
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}{
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CPU: cpu,
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Mem: mem,
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}
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json.NewEncoder(w).Encode(usage)
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}
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