Implement UI config handling

web/web.go

@@ -1,15 +1,19 @@
 // Copyright (C) NHR@FAU, University Erlangen-Nuremberg.
-// All rights reserved.
+// All rights reserved. This file is part of cc-backend.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
+
+// Package web implements the HTML templating and web frontend configuration
 package web
 
 import (
 	"embed"
+	"encoding/json"
 	"html/template"
 	"io/fs"
 	"net/http"
 	"strings"
+	"sync"
 
 	"github.com/ClusterCockpit/cc-backend/internal/config"
 	"github.com/ClusterCockpit/cc-backend/pkg/archive"
@@ -18,8 +22,114 @@ import (
 	"github.com/ClusterCockpit/cc-lib/util"
 )
 
-/// Go's embed is only allowed to embed files in a subdirectory of the embedding package ([see here](https://github.com/golang/go/issues/46056)).
+type WebConfig struct {
+	JobList           JobListConfig     `json:"jobList"`
+	NodeList          NodeListConfig    `json:"nodeList"`
+	JobView           JobViewConfig     `json:"jobView"`
+	MetricConfig      MetricConfig      `json:"metricConfig"`
+	PlotConfiguration PlotConfiguration `json:"plotConfiguration"`
+}
 
+type JobListConfig struct {
+	UsePaging     bool `json:"usePaging"`
+	ShowFootprint bool `json:"showFootprint"`
+}
+
+type NodeListConfig struct {
+	UsePaging bool `json:"usePaging"`
+}
+
+type JobViewConfig struct {
+	ShowPolarPlot bool `json:"showPolarPlot"`
+	ShowFootprint bool `json:"showFootprint"`
+	ShowRoofline  bool `json:"showRoofline"`
+	ShowStatTable bool `json:"showStatTable"`
+}
+
+type MetricConfig struct {
+	JobListMetrics      []string        `json:"jobListMetrics"`
+	JobViewPlotMetrics  []string        `json:"jobViewPlotMetrics"`
+	JobViewTableMetrics []string        `json:"jobViewTableMetrics"`
+	Clusters            []ClusterConfig `json:"clusters"`
+}
+
+type ClusterConfig struct {
+	Name        string             `json:"name"`
+	SubClusters []SubClusterConfig `json:"subClusters"`
+}
+
+type SubClusterConfig struct {
+	Name                string   `json:"name"`
+	JobListMetrics      []string `json:"jobListMetrics"`
+	JobViewPlotMetrics  []string `json:"jobViewPlotMetrics"`
+	JobViewTableMetrics []string `json:"jobViewTableMetrics"`
+}
+
+type PlotConfiguration struct {
+	ColorBackground bool     `json:"colorBackground"`
+	PlotsPerRow     int      `json:"plotsPerRow"`
+	LineWidth       int      `json:"lineWidth"`
+	ColorScheme     []string `json:"colorScheme"`
+}
+
+var initOnce sync.Once
+
+var Keys = WebConfig{
+	JobList: JobListConfig{
+		UsePaging:     false,
+		ShowFootprint: true,
+	},
+	NodeList: NodeListConfig{
+		UsePaging: true,
+	},
+	JobView: JobViewConfig{
+		ShowPolarPlot: true,
+		ShowFootprint: true,
+		ShowRoofline:  true,
+		ShowStatTable: true,
+	},
+	MetricConfig: MetricConfig{
+		JobListMetrics:      []string{"flops_any", "mem_bw", "mem_used"},
+		JobViewPlotMetrics:  []string{"flops_any", "mem_bw", "mem_used"},
+		JobViewTableMetrics: []string{"flops_any", "mem_bw", "mem_used"},
+	},
+	PlotConfiguration: PlotConfiguration{
+		ColorBackground: true,
+		PlotsPerRow:     3,
+		LineWidth:       3,
+		ColorScheme:     []string{"#00bfff", "#0000ff", "#ff00ff", "#ff0000", "#ff8000", "#ffff00", "#80ff00"},
+	},
+}
+
+//
+// 	map[string]any{
+// 	"analysis_view_histogramMetrics":         []string{"flops_any", "mem_bw", "mem_used"},
+// 	"analysis_view_scatterPlotMetrics":       [][]string{{"flops_any", "mem_bw"}, {"flops_any", "cpu_load"}, {"cpu_load", "mem_bw"}},
+// 	"job_view_nodestats_selectedMetrics":     []string{"flops_any", "mem_bw", "mem_used"},
+// 	"plot_list_jobsPerPage":                  50,
+// 	"system_view_selectedMetric":             "cpu_load",
+// 	"analysis_view_selectedTopEntity":        "user",
+// 	"analysis_view_selectedTopCategory":      "totalWalltime",
+// 	"status_view_selectedTopUserCategory":    "totalJobs",
+// 	"status_view_selectedTopProjectCategory": "totalJobs",
+// }
+
+func Init(rawConfig json.RawMessage, disableArchive bool) error {
+	var err error
+
+	initOnce.Do(func() {
+		config.Validate(configSchema, rawConfig)
+		if err = json.Unmarshal(rawConfig, &Keys); err != nil {
+			cclog.Warn("Error while unmarshaling raw config json")
+			return
+		}
+	})
+
+	return err
+}
+
+// / Go's embed is only allowed to embed files in a subdirectory of the embedding package ([see here](https://github.com/golang/go/issues/46056)).
+//
 //go:embed frontend/public/*
 var frontendFiles embed.FS
 
@@ -92,9 +202,9 @@ type Page struct {
 	Build         Build                  // Latest information about the application
 	Clusters      []config.ClusterConfig // List of all clusters for use in the Header
 	SubClusters   map[string][]string    // Map per cluster of all subClusters for use in the Header
-	FilterPresets map[string]interface{} // For pages with the Filter component, this can be used to set initial filters.
-	Infos         map[string]interface{} // For generic use (e.g. username for /monitoring/user/<id>, job id for /monitoring/job/<id>)
-	Config        map[string]interface{} // UI settings for the currently logged in user (e.g. line width, ...)
+	FilterPresets map[string]any         // For pages with the Filter component, this can be used to set initial filters.
+	Infos         map[string]any         // For generic use (e.g. username for /monitoring/user/<id>, job id for /monitoring/job/<id>)
+	Config        map[string]any         // UI settings for the currently logged in user (e.g. line width, ...)
 	Resampling    *config.ResampleConfig // If not nil, defines resampling trigger and resolutions
 	Redirect      string                 // The originally requested URL, for intermediate login handling
 }