diff --git a/api/spa.go b/api/spa.go
index 9e996fa50d..45cffc022a 100644
--- a/api/spa.go
+++ b/api/spa.go
@@ -2,10 +2,8 @@ package api
import (
_ "embed"
- "html/template"
"github.com/TwiN/gatus/v5/config/ui"
- static "github.com/TwiN/gatus/v5/web"
"github.com/TwiN/logr"
"github.com/gofiber/fiber/v2"
)
@@ -23,7 +21,7 @@ func SinglePageApplication(uiConfig *ui.Config) fiber.Handler {
vd.Theme = "dark"
}
}
- t, err := template.ParseFS(static.FileSystem, static.IndexPath)
+ t, err := ui.GetTemplate()
if err != nil {
// This should never happen, because ui.ValidateAndSetDefaults validates that the template works.
logr.Errorf("[api.SinglePageApplication] Failed to parse template. This should never happen, because the template is validated on start. Error: %s", err.Error())
diff --git a/config/ui/ui.go b/config/ui/ui.go
index 6a62a33fa1..97101ac5e8 100644
--- a/config/ui/ui.go
+++ b/config/ui/ui.go
@@ -2,6 +2,7 @@ package ui
import (
"bytes"
+ "encoding/json"
"errors"
"html/template"
@@ -31,6 +32,8 @@ var (
ErrButtonValidationFailed = errors.New("invalid button configuration: missing required name or link")
ErrInvalidDefaultSortBy = errors.New("invalid default-sort-by value: must be 'name', 'group', or 'health'")
ErrInvalidDefaultFilterBy = errors.New("invalid default-filter-by value: must be 'none', 'failing', or 'unstable'")
+
+ uiTemplate *template.Template = nil
)
// Config is the configuration for the UI of Gatus
@@ -51,7 +54,7 @@ type Config struct {
//////////////////////////////////////////////
// Non-configurable - used for UI rendering //
//////////////////////////////////////////////
- MaximumNumberOfResults int `yaml:"-"` // MaximumNumberOfResults to display on the page, it's not configurable because we're passing it from the storage config
+ MaximumNumberOfResults int `yaml:"-" json:"maximumNumberOfResults,omitempty"` // MaximumNumberOfResults to display on the page, it's not configurable because we're passing it from the storage config
}
func (cfg *Config) IsDarkMode() bool {
@@ -63,8 +66,8 @@ func (cfg *Config) IsDarkMode() bool {
// Button is the configuration for a button on the UI
type Button struct {
- Name string `yaml:"name,omitempty"` // Name is the text to display on the button
- Link string `yaml:"link,omitempty"` // Link to open when the button is clicked.
+ Name string `yaml:"name,omitempty" json:"name,omitempty"` // Name is the text to display on the button
+ Link string `yaml:"link,omitempty" json:"link,omitempty"` // Link to open when the button is clicked.
}
// Validate validates the button configuration
@@ -158,7 +161,7 @@ func (cfg *Config) ValidateAndSetDefaults() error {
}
}
// Validate that the template works
- t, err := template.ParseFS(static.FileSystem, static.IndexPath)
+ t, err := GetTemplate()
if err != nil {
return err
}
@@ -170,3 +173,22 @@ type ViewData struct {
UI *Config
Theme string
}
+
+func toJSON(v any) template.JS {
+ b, err := json.Marshal(v)
+ if err != nil {
+ return template.JS("null")
+ }
+ return template.JS(b)
+}
+
+func GetTemplate() (*template.Template, error) {
+ if uiTemplate != nil {
+ return uiTemplate, nil
+ }
+ var err error
+ uiTemplate, err = template.New("index.html").Funcs(template.FuncMap{
+ "toJSON": toJSON,
+ }).ParseFS(static.FileSystem, static.IndexPath)
+ return uiTemplate, err
+}
diff --git a/web/app/public/index.html b/web/app/public/index.html
index 890fdf1f49..cc6de77788 100644
--- a/web/app/public/index.html
+++ b/web/app/public/index.html
@@ -2,10 +2,16 @@
+ {{ .UI.Title }}
- {{ .UI.Title }}
diff --git a/web/static/index.html b/web/static/index.html
index 10022bbf4e..4255a6a8a3 100644
--- a/web/static/index.html
+++ b/web/static/index.html
@@ -1,6 +1,11 @@
-{{ .UI.Title }}
\ No newline at end of file
+ })();{{ .UI.Title }}