// Copyright (C) 2018 The Syncthing Authors. // // This Source Code Form is subject to the terms of the Mozilla Public // License, v. 2.0. If a copy of the MPL was not distributed with this file, // You can obtain one at https://mozilla.org/MPL/2.0/. package serve import ( "bytes" "database/sql" "embed" "encoding/json" "fmt" "html/template" "io" "log" "net" "net/http" "regexp" "sort" "strconv" "strings" "sync" "time" "unicode" _ "github.com/lib/pq" // PostgreSQL driver "github.com/oschwald/geoip2-golang" "github.com/prometheus/client_golang/prometheus/promhttp" "golang.org/x/text/cases" "golang.org/x/text/language" "github.com/syncthing/syncthing/lib/upgrade" "github.com/syncthing/syncthing/lib/ur/contract" ) type CLI struct { Debug bool `env:"UR_DEBUG"` DBConn string `env:"UR_DB_URL" default:"postgres://user:password@localhost/ur?sslmode=disable"` Listen string `env:"UR_LISTEN" default:"0.0.0.0:8080"` GeoIPPath string `env:"UR_GEOIP" default:"GeoLite2-City.mmdb"` } //go:embed static var statics embed.FS var ( tpl *template.Template compilerRe = regexp.MustCompile(`\(([A-Za-z0-9()., -]+) \w+-\w+(?:| android| default)\) ([\w@.-]+)`) progressBarClass = []string{"", "progress-bar-success", "progress-bar-info", "progress-bar-warning", "progress-bar-danger"} featureOrder = []string{"Various", "Folder", "Device", "Connection", "GUI"} knownVersions = []string{"v2", "v3"} knownDistributions = []distributionMatch{ // Maps well known builders to the official distribution method that // they represent {regexp.MustCompile(`\steamcity@build\.syncthing\.net`), "GitHub"}, {regexp.MustCompile(`\sjenkins@build\.syncthing\.net`), "GitHub"}, {regexp.MustCompile(`\sbuilder@github\.syncthing\.net`), "GitHub"}, {regexp.MustCompile(`\sdeb@build\.syncthing\.net`), "APT"}, {regexp.MustCompile(`\sdebian@github\.syncthing\.net`), "APT"}, {regexp.MustCompile(`\sdocker@syncthing\.net`), "Docker Hub"}, {regexp.MustCompile(`\sdocker@build.syncthing\.net`), "Docker Hub"}, {regexp.MustCompile(`\sdocker@github.syncthing\.net`), "Docker Hub"}, {regexp.MustCompile(`\sandroid-builder@github\.syncthing\.net`), "Google Play"}, {regexp.MustCompile(`\sandroid-.*teamcity@build\.syncthing\.net`), "Google Play"}, {regexp.MustCompile(`\sandroid-.*vagrant@basebox-stretch64`), "F-Droid"}, {regexp.MustCompile(`\svagrant@bullseye`), "F-Droid"}, {regexp.MustCompile(`\sbuilduser@(archlinux|svetlemodry)`), "Arch (3rd party)"}, {regexp.MustCompile(`\ssyncthing@archlinux`), "Arch (3rd party)"}, {regexp.MustCompile(`@debian`), "Debian (3rd party)"}, {regexp.MustCompile(`@fedora`), "Fedora (3rd party)"}, {regexp.MustCompile(`\sbrew@`), "Homebrew (3rd party)"}, {regexp.MustCompile(`\sroot@buildkitsandbox`), "LinuxServer.io (3rd party)"}, {regexp.MustCompile(`\sports@freebsd`), "FreeBSD (3rd party)"}, {regexp.MustCompile(`.`), "Others"}, } ) type distributionMatch struct { matcher *regexp.Regexp distribution string } var funcs = map[string]interface{}{ "commatize": commatize, "number": number, "proportion": proportion, "counter": func() *counter { return &counter{} }, "progressBarClassByIndex": func(a int) string { return progressBarClass[a%len(progressBarClass)] }, "slice": func(numParts, whichPart int, input []feature) []feature { var part []feature perPart := (len(input) / numParts) + len(input)%2 parts := make([][]feature, 0, numParts) for len(input) >= perPart { part, input = input[:perPart], input[perPart:] parts = append(parts, part) } if len(input) > 0 { parts = append(parts, input) } return parts[whichPart-1] }, } func setupDB(db *sql.DB) error { _, err := db.Exec(`CREATE TABLE IF NOT EXISTS ReportsJson ( Received TIMESTAMP NOT NULL, Report JSONB NOT NULL )`) if err != nil { return err } var t string if err := db.QueryRow(`SELECT 'UniqueIDJsonIndex'::regclass`).Scan(&t); err != nil { if _, err = db.Exec(`CREATE UNIQUE INDEX UniqueIDJsonIndex ON ReportsJson ((Report->>'date'), (Report->>'uniqueID'))`); err != nil { return err } } if err := db.QueryRow(`SELECT 'ReceivedJsonIndex'::regclass`).Scan(&t); err != nil { if _, err = db.Exec(`CREATE INDEX ReceivedJsonIndex ON ReportsJson (Received)`); err != nil { return err } } if err := db.QueryRow(`SELECT 'ReportVersionJsonIndex'::regclass`).Scan(&t); err != nil { if _, err = db.Exec(`CREATE INDEX ReportVersionJsonIndex ON ReportsJson (cast((Report->>'urVersion') as numeric))`); err != nil { return err } } return nil } func insertReport(db *sql.DB, r contract.Report) error { _, err := db.Exec("INSERT INTO ReportsJson (Report, Received) VALUES ($1, $2)", r, time.Now().UTC()) return err } type withDBFunc func(*sql.DB, http.ResponseWriter, *http.Request) func withDB(db *sql.DB, f withDBFunc) http.HandlerFunc { return func(w http.ResponseWriter, r *http.Request) { f(db, w, r) } } func (cli *CLI) Run() error { // Template fd, err := statics.Open("static/index.html") if err != nil { log.Fatalln("template:", err) } bs, err := io.ReadAll(fd) if err != nil { log.Fatalln("template:", err) } fd.Close() tpl = template.Must(template.New("index.html").Funcs(funcs).Parse(string(bs))) // DB db, err := sql.Open("postgres", cli.DBConn) if err != nil { log.Fatalln("database:", err) } err = setupDB(db) if err != nil { log.Fatalln("database:", err) } // Listening listener, err := net.Listen("tcp", cli.Listen) if err != nil { log.Fatalln("listen:", err) } srv := &server{ db: db, debug: cli.Debug, geoIPPath: cli.GeoIPPath, } http.HandleFunc("/", srv.rootHandler) http.HandleFunc("/newdata", srv.newDataHandler) http.HandleFunc("/summary.json", srv.summaryHandler) http.HandleFunc("/performance.json", srv.performanceHandler) http.HandleFunc("/blockstats.json", srv.blockStatsHandler) http.HandleFunc("/locations.json", srv.locationsHandler) http.Handle("/metrics", promhttp.Handler()) http.Handle("/static/", http.FileServer(http.FS(statics))) go srv.cacheRefresher() httpSrv := http.Server{ ReadTimeout: 5 * time.Second, WriteTimeout: 15 * time.Second, } return httpSrv.Serve(listener) } type server struct { debug bool db *sql.DB geoIPPath string cacheMut sync.Mutex cachedIndex []byte cachedLocations []byte cacheTime time.Time } const maxCacheTime = 15 * time.Minute func (s *server) cacheRefresher() { ticker := time.NewTicker(maxCacheTime - time.Minute) defer ticker.Stop() for ; true; <-ticker.C { s.cacheMut.Lock() if err := s.refreshCacheLocked(); err != nil { log.Println(err) } s.cacheMut.Unlock() } } func (s *server) refreshCacheLocked() error { rep := getReport(s.db, s.geoIPPath) buf := new(bytes.Buffer) err := tpl.Execute(buf, rep) if err != nil { return err } s.cachedIndex = buf.Bytes() s.cacheTime = time.Now() locs := rep["locations"].(map[location]int) wlocs := make([]weightedLocation, 0, len(locs)) for loc, w := range locs { wlocs = append(wlocs, weightedLocation{loc, w}) } s.cachedLocations, _ = json.Marshal(wlocs) return nil } func (s *server) rootHandler(w http.ResponseWriter, r *http.Request) { if r.URL.Path == "/" || r.URL.Path == "/index.html" { s.cacheMut.Lock() defer s.cacheMut.Unlock() if time.Since(s.cacheTime) > maxCacheTime { if err := s.refreshCacheLocked(); err != nil { log.Println(err) http.Error(w, "Template Error", http.StatusInternalServerError) return } } w.Header().Set("Content-Type", "text/html; charset=utf-8") w.Write(s.cachedIndex) } else { http.Error(w, "Not found", 404) return } } func (s *server) locationsHandler(w http.ResponseWriter, _ *http.Request) { s.cacheMut.Lock() defer s.cacheMut.Unlock() if time.Since(s.cacheTime) > maxCacheTime { if err := s.refreshCacheLocked(); err != nil { log.Println(err) http.Error(w, "Template Error", http.StatusInternalServerError) return } } w.Header().Set("Content-Type", "application/json; charset=utf-8") w.Write(s.cachedLocations) } func (s *server) newDataHandler(w http.ResponseWriter, r *http.Request) { version := "fail" defer func() { // Version is "fail", "duplicate", "v2", "v3", ... metricReportsTotal.WithLabelValues(version).Inc() }() defer r.Body.Close() addr := r.Header.Get("X-Forwarded-For") if addr != "" { addr = strings.Split(addr, ", ")[0] } else { addr = r.RemoteAddr } if host, _, err := net.SplitHostPort(addr); err == nil { addr = host } if net.ParseIP(addr) == nil { addr = "" } var rep contract.Report rep.Date = time.Now().UTC().Format("20060102") rep.Address = addr lr := &io.LimitedReader{R: r.Body, N: 40 * 1024} bs, _ := io.ReadAll(lr) if err := json.Unmarshal(bs, &rep); err != nil { log.Println("decode:", err) if s.debug { log.Printf("%s", bs) } http.Error(w, "JSON Decode Error", http.StatusInternalServerError) return } if err := rep.Validate(); err != nil { log.Println("validate:", err) if s.debug { log.Printf("%#v", rep) } http.Error(w, "Validation Error", http.StatusInternalServerError) return } if err := insertReport(s.db, rep); err != nil { if err.Error() == `pq: duplicate key value violates unique constraint "uniqueidjsonindex"` { // We already have a report today for the same unique ID; drop // this one without complaining. version = "duplicate" return } log.Println("insert:", err) if s.debug { log.Printf("%#v", rep) } http.Error(w, "Database Error", http.StatusInternalServerError) return } version = fmt.Sprintf("v%d", rep.URVersion) } func (s *server) summaryHandler(w http.ResponseWriter, r *http.Request) { min, _ := strconv.Atoi(r.URL.Query().Get("min")) sum, err := getSummary(s.db, min) if err != nil { log.Println("summaryHandler:", err) http.Error(w, "Database Error", http.StatusInternalServerError) return } bs, err := sum.MarshalJSON() if err != nil { log.Println("summaryHandler:", err) http.Error(w, "JSON Encode Error", http.StatusInternalServerError) return } w.Header().Set("Content-Type", "application/json") w.Write(bs) } func (s *server) performanceHandler(w http.ResponseWriter, _ *http.Request) { perf, err := getPerformance(s.db) if err != nil { log.Println("performanceHandler:", err) http.Error(w, "Database Error", http.StatusInternalServerError) return } bs, err := json.Marshal(perf) if err != nil { log.Println("performanceHandler:", err) http.Error(w, "JSON Encode Error", http.StatusInternalServerError) return } w.Header().Set("Content-Type", "application/json") w.Write(bs) } func (s *server) blockStatsHandler(w http.ResponseWriter, _ *http.Request) { blocks, err := getBlockStats(s.db) if err != nil { log.Println("blockStatsHandler:", err) http.Error(w, "Database Error", http.StatusInternalServerError) return } bs, err := json.Marshal(blocks) if err != nil { log.Println("blockStatsHandler:", err) http.Error(w, "JSON Encode Error", http.StatusInternalServerError) return } w.Header().Set("Content-Type", "application/json") w.Write(bs) } type category struct { Values [4]float64 Key string Descr string Unit string Type NumberType } type feature struct { Key string Version string Count int Pct float64 } type featureGroup struct { Key string Version string Counts map[string]int } // Used in the templates type counter struct { n int } func (c *counter) Current() int { return c.n } func (c *counter) Increment() string { c.n++ return "" } func (c *counter) DrawTwoDivider() bool { return c.n != 0 && c.n%2 == 0 } // add sets a key in a nested map, initializing things if needed as we go. func add(storage map[string]map[string]int, parent, child string, value int) { n, ok := storage[parent] if !ok { n = make(map[string]int) storage[parent] = n } n[child] += value } // inc makes sure that even for unused features, we initialize them in the // feature map. Furthermore, this acts as a helper that accepts booleans // to increment by one, or integers to increment by that integer. func inc(storage map[string]int, key string, i interface{}) { cv := storage[key] switch v := i.(type) { case bool: if v { cv++ } case int: cv += v } storage[key] = cv } type location struct { Latitude float64 `json:"lat"` Longitude float64 `json:"lon"` } type weightedLocation struct { location Weight int `json:"weight"` } func getReport(db *sql.DB, geoIPPath string) map[string]interface{} { geoip, err := geoip2.Open(geoIPPath) if err != nil { log.Println("opening geoip db", err) geoip = nil } else { defer geoip.Close() } nodes := 0 countriesTotal := 0 var versions []string var platforms []string var numFolders []int var numDevices []int var totFiles []int var maxFiles []int var totMiB []int64 var maxMiB []int64 var memoryUsage []int64 var sha256Perf []float64 var memorySize []int64 var uptime []int var compilers []string var builders []string var distributions []string locations := make(map[location]int) countries := make(map[string]int) reports := make(map[string]int) totals := make(map[string]int) // category -> version -> feature -> count features := make(map[string]map[string]map[string]int) // category -> version -> feature -> group -> count featureGroups := make(map[string]map[string]map[string]map[string]int) for _, category := range featureOrder { features[category] = make(map[string]map[string]int) featureGroups[category] = make(map[string]map[string]map[string]int) for _, version := range knownVersions { features[category][version] = make(map[string]int) featureGroups[category][version] = make(map[string]map[string]int) } } // Initialize some features that hide behind if conditions, and might not // be initialized. add(featureGroups["Various"]["v2"], "Upgrades", "Pre-release", 0) add(featureGroups["Various"]["v2"], "Upgrades", "Automatic", 0) add(featureGroups["Various"]["v2"], "Upgrades", "Manual", 0) add(featureGroups["Various"]["v2"], "Upgrades", "Disabled", 0) add(featureGroups["Various"]["v3"], "Temporary Retention", "Disabled", 0) add(featureGroups["Various"]["v3"], "Temporary Retention", "Custom", 0) add(featureGroups["Various"]["v3"], "Temporary Retention", "Default", 0) add(featureGroups["Connection"]["v3"], "IP version", "IPv4", 0) add(featureGroups["Connection"]["v3"], "IP version", "IPv6", 0) add(featureGroups["Connection"]["v3"], "IP version", "Unknown", 0) var numCPU []int var rep contract.Report rows, err := db.Query(`SELECT Received, Report FROM ReportsJson WHERE Received > now() - '1 day'::INTERVAL`) if err != nil { log.Println("sql:", err) return nil } defer rows.Close() for rows.Next() { err := rows.Scan(&rep.Received, &rep) if err != nil { log.Println("sql:", err) return nil } if geoip != nil && rep.Address != "" { if addr, err := net.ResolveTCPAddr("tcp", net.JoinHostPort(rep.Address, "0")); err == nil { city, err := geoip.City(addr.IP) if err == nil { loc := location{ Latitude: city.Location.Latitude, Longitude: city.Location.Longitude, } locations[loc]++ countries[city.Country.Names["en"]]++ countriesTotal++ } } } nodes++ versions = append(versions, transformVersion(rep.Version)) platforms = append(platforms, rep.Platform) if m := compilerRe.FindStringSubmatch(rep.LongVersion); len(m) == 3 { compilers = append(compilers, m[1]) builders = append(builders, m[2]) loop: for _, d := range knownDistributions { if d.matcher.MatchString(rep.LongVersion) { distributions = append(distributions, d.distribution) break loop } } } if rep.NumFolders > 0 { numFolders = append(numFolders, rep.NumFolders) } if rep.NumDevices > 0 { numDevices = append(numDevices, rep.NumDevices) } if rep.TotFiles > 0 { totFiles = append(totFiles, rep.TotFiles) } if rep.FolderMaxFiles > 0 { maxFiles = append(maxFiles, rep.FolderMaxFiles) } if rep.TotMiB > 0 { totMiB = append(totMiB, int64(rep.TotMiB)*(1<<20)) } if rep.FolderMaxMiB > 0 { maxMiB = append(maxMiB, int64(rep.FolderMaxMiB)*(1<<20)) } if rep.MemoryUsageMiB > 0 { memoryUsage = append(memoryUsage, int64(rep.MemoryUsageMiB)*(1<<20)) } if rep.SHA256Perf > 0 { sha256Perf = append(sha256Perf, rep.SHA256Perf*(1<<20)) } if rep.MemorySize > 0 { memorySize = append(memorySize, int64(rep.MemorySize)*(1<<20)) } if rep.Uptime > 0 { uptime = append(uptime, rep.Uptime) } totals["Device"] += rep.NumDevices totals["Folder"] += rep.NumFolders if rep.URVersion >= 2 { reports["v2"]++ numCPU = append(numCPU, rep.NumCPU) // Various inc(features["Various"]["v2"], "Rate limiting", rep.UsesRateLimit) if rep.UpgradeAllowedPre { add(featureGroups["Various"]["v2"], "Upgrades", "Pre-release", 1) } else if rep.UpgradeAllowedAuto { add(featureGroups["Various"]["v2"], "Upgrades", "Automatic", 1) } else if rep.UpgradeAllowedManual { add(featureGroups["Various"]["v2"], "Upgrades", "Manual", 1) } else { add(featureGroups["Various"]["v2"], "Upgrades", "Disabled", 1) } // Folders inc(features["Folder"]["v2"], "Automatic normalization", rep.FolderUses.AutoNormalize) inc(features["Folder"]["v2"], "Ignore deletes", rep.FolderUses.IgnoreDelete) inc(features["Folder"]["v2"], "Ignore permissions", rep.FolderUses.IgnorePerms) inc(features["Folder"]["v2"], "Mode, send only", rep.FolderUses.SendOnly) inc(features["Folder"]["v2"], "Mode, receive only", rep.FolderUses.ReceiveOnly) add(featureGroups["Folder"]["v2"], "Versioning", "Simple", rep.FolderUses.SimpleVersioning) add(featureGroups["Folder"]["v2"], "Versioning", "External", rep.FolderUses.ExternalVersioning) add(featureGroups["Folder"]["v2"], "Versioning", "Staggered", rep.FolderUses.StaggeredVersioning) add(featureGroups["Folder"]["v2"], "Versioning", "Trashcan", rep.FolderUses.TrashcanVersioning) add(featureGroups["Folder"]["v2"], "Versioning", "Disabled", rep.NumFolders-rep.FolderUses.SimpleVersioning-rep.FolderUses.ExternalVersioning-rep.FolderUses.StaggeredVersioning-rep.FolderUses.TrashcanVersioning) // Device inc(features["Device"]["v2"], "Custom certificate", rep.DeviceUses.CustomCertName) inc(features["Device"]["v2"], "Introducer", rep.DeviceUses.Introducer) add(featureGroups["Device"]["v2"], "Compress", "Always", rep.DeviceUses.CompressAlways) add(featureGroups["Device"]["v2"], "Compress", "Metadata", rep.DeviceUses.CompressMetadata) add(featureGroups["Device"]["v2"], "Compress", "Nothing", rep.DeviceUses.CompressNever) add(featureGroups["Device"]["v2"], "Addresses", "Dynamic", rep.DeviceUses.DynamicAddr) add(featureGroups["Device"]["v2"], "Addresses", "Static", rep.DeviceUses.StaticAddr) // Connections inc(features["Connection"]["v2"], "Relaying, enabled", rep.Relays.Enabled) inc(features["Connection"]["v2"], "Discovery, global enabled", rep.Announce.GlobalEnabled) inc(features["Connection"]["v2"], "Discovery, local enabled", rep.Announce.LocalEnabled) add(featureGroups["Connection"]["v2"], "Discovery", "Default servers (using DNS)", rep.Announce.DefaultServersDNS) add(featureGroups["Connection"]["v2"], "Discovery", "Default servers (using IP)", rep.Announce.DefaultServersIP) add(featureGroups["Connection"]["v2"], "Discovery", "Other servers", rep.Announce.DefaultServersIP) add(featureGroups["Connection"]["v2"], "Relaying", "Default relays", rep.Relays.DefaultServers) add(featureGroups["Connection"]["v2"], "Relaying", "Other relays", rep.Relays.OtherServers) } if rep.URVersion >= 3 { reports["v3"]++ inc(features["Various"]["v3"], "Custom LAN classification", rep.AlwaysLocalNets) inc(features["Various"]["v3"], "Ignore caching", rep.CacheIgnoredFiles) inc(features["Various"]["v3"], "Overwrite device names", rep.OverwriteRemoteDeviceNames) inc(features["Various"]["v3"], "Download progress disabled", !rep.ProgressEmitterEnabled) inc(features["Various"]["v3"], "Custom default path", rep.CustomDefaultFolderPath) inc(features["Various"]["v3"], "Custom traffic class", rep.CustomTrafficClass) inc(features["Various"]["v3"], "Custom temporary index threshold", rep.CustomTempIndexMinBlocks) inc(features["Various"]["v3"], "Weak hash enabled", rep.WeakHashEnabled) inc(features["Various"]["v3"], "LAN rate limiting", rep.LimitBandwidthInLan) inc(features["Various"]["v3"], "Custom release server", rep.CustomReleaseURL) inc(features["Various"]["v3"], "Restart after suspend", rep.RestartOnWakeup) inc(features["Various"]["v3"], "Custom stun servers", rep.CustomStunServers) inc(features["Various"]["v3"], "Ignore patterns", rep.IgnoreStats.Lines > 0) if rep.NATType != "" { natType := rep.NATType natType = strings.ReplaceAll(natType, "unknown", "Unknown") natType = strings.ReplaceAll(natType, "Symetric", "Symmetric") add(featureGroups["Various"]["v3"], "NAT Type", natType, 1) } if rep.TemporariesDisabled { add(featureGroups["Various"]["v3"], "Temporary Retention", "Disabled", 1) } else if rep.TemporariesCustom { add(featureGroups["Various"]["v3"], "Temporary Retention", "Custom", 1) } else { add(featureGroups["Various"]["v3"], "Temporary Retention", "Default", 1) } inc(features["Folder"]["v3"], "Scan progress disabled", rep.FolderUsesV3.ScanProgressDisabled) inc(features["Folder"]["v3"], "Disable sharing of partial files", rep.FolderUsesV3.DisableTempIndexes) inc(features["Folder"]["v3"], "Disable sparse files", rep.FolderUsesV3.DisableSparseFiles) inc(features["Folder"]["v3"], "Weak hash, always", rep.FolderUsesV3.AlwaysWeakHash) inc(features["Folder"]["v3"], "Weak hash, custom threshold", rep.FolderUsesV3.CustomWeakHashThreshold) inc(features["Folder"]["v3"], "Filesystem watcher", rep.FolderUsesV3.FsWatcherEnabled) inc(features["Folder"]["v3"], "Case sensitive FS", rep.FolderUsesV3.CaseSensitiveFS) inc(features["Folder"]["v3"], "Mode, receive encrypted", rep.FolderUsesV3.ReceiveEncrypted) add(featureGroups["Folder"]["v3"], "Conflicts", "Disabled", rep.FolderUsesV3.ConflictsDisabled) add(featureGroups["Folder"]["v3"], "Conflicts", "Unlimited", rep.FolderUsesV3.ConflictsUnlimited) add(featureGroups["Folder"]["v3"], "Conflicts", "Limited", rep.FolderUsesV3.ConflictsOther) for key, value := range rep.FolderUsesV3.PullOrder { add(featureGroups["Folder"]["v3"], "Pull Order", prettyCase(key), value) } for key, value := range rep.FolderUsesV3.CopyRangeMethod { add(featureGroups["Folder"]["v3"], "Copy Range Method", prettyCase(key), value) } inc(features["Device"]["v3"], "Untrusted", rep.DeviceUsesV3.Untrusted) totals["GUI"] += rep.GUIStats.Enabled inc(features["GUI"]["v3"], "Auth Enabled", rep.GUIStats.UseAuth) inc(features["GUI"]["v3"], "TLS Enabled", rep.GUIStats.UseTLS) inc(features["GUI"]["v3"], "Insecure Admin Access", rep.GUIStats.InsecureAdminAccess) inc(features["GUI"]["v3"], "Skip Host check", rep.GUIStats.InsecureSkipHostCheck) inc(features["GUI"]["v3"], "Allow Frame loading", rep.GUIStats.InsecureAllowFrameLoading) add(featureGroups["GUI"]["v3"], "Listen address", "Local", rep.GUIStats.ListenLocal) add(featureGroups["GUI"]["v3"], "Listen address", "Unspecified", rep.GUIStats.ListenUnspecified) add(featureGroups["GUI"]["v3"], "Listen address", "Other", rep.GUIStats.Enabled-rep.GUIStats.ListenLocal-rep.GUIStats.ListenUnspecified) for theme, count := range rep.GUIStats.Theme { add(featureGroups["GUI"]["v3"], "Theme", prettyCase(theme), count) } for transport, count := range rep.TransportStats { add(featureGroups["Connection"]["v3"], "Transport", cases.Title(language.English).String(transport), count) if strings.HasSuffix(transport, "4") { add(featureGroups["Connection"]["v3"], "IP version", "IPv4", count) } else if strings.HasSuffix(transport, "6") { add(featureGroups["Connection"]["v3"], "IP version", "IPv6", count) } else { add(featureGroups["Connection"]["v3"], "IP version", "Unknown", count) } } } } categories := []category{ { Values: statsForInts(totFiles), Descr: "Files Managed per Device", }, { Values: statsForInts(maxFiles), Descr: "Files in Largest Folder", }, { Values: statsForInt64s(totMiB), Descr: "Data Managed per Device", Unit: "B", Type: NumberBinary, }, { Values: statsForInt64s(maxMiB), Descr: "Data in Largest Folder", Unit: "B", Type: NumberBinary, }, { Values: statsForInts(numDevices), Descr: "Number of Devices in Cluster", }, { Values: statsForInts(numFolders), Descr: "Number of Folders Configured", }, { Values: statsForInt64s(memoryUsage), Descr: "Memory Usage", Unit: "B", Type: NumberBinary, }, { Values: statsForInt64s(memorySize), Descr: "System Memory", Unit: "B", Type: NumberBinary, }, { Values: statsForFloats(sha256Perf), Descr: "SHA-256 Hashing Performance", Unit: "B/s", Type: NumberBinary, }, { Values: statsForInts(numCPU), Descr: "Number of CPU cores", }, { Values: statsForInts(uptime), Descr: "Uptime (v3)", Type: NumberDuration, }, } reportFeatures := make(map[string][]feature) for featureType, versions := range features { var featureList []feature for version, featureMap := range versions { // We count totals of the given feature type, for example number of // folders or devices, if that doesn't exist, we work out percentage // against the total of the version reports. Things like "Various" // never have counts. total, ok := totals[featureType] if !ok { total = reports[version] } for key, count := range featureMap { featureList = append(featureList, feature{ Key: key, Version: version, Count: count, Pct: (100 * float64(count)) / float64(total), }) } } sort.Sort(sort.Reverse(sortableFeatureList(featureList))) reportFeatures[featureType] = featureList } reportFeatureGroups := make(map[string][]featureGroup) for featureType, versions := range featureGroups { var featureList []featureGroup for version, featureMap := range versions { for key, counts := range featureMap { featureList = append(featureList, featureGroup{ Key: key, Version: version, Counts: counts, }) } } reportFeatureGroups[featureType] = featureList } var countryList []feature for country, count := range countries { countryList = append(countryList, feature{ Key: country, Count: count, Pct: (100 * float64(count)) / float64(countriesTotal), }) sort.Sort(sort.Reverse(sortableFeatureList(countryList))) } r := make(map[string]interface{}) r["features"] = reportFeatures r["featureGroups"] = reportFeatureGroups r["nodes"] = nodes r["versionNodes"] = reports r["categories"] = categories r["versions"] = group(byVersion, analyticsFor(versions, 2000), 5, 1.0) r["versionPenetrations"] = penetrationLevels(analyticsFor(versions, 2000), []float64{50, 75, 90, 95}) r["platforms"] = group(byPlatform, analyticsFor(platforms, 2000), 10, 0.0) r["compilers"] = group(byCompiler, analyticsFor(compilers, 2000), 5, 1.0) r["builders"] = analyticsFor(builders, 12) r["distributions"] = analyticsFor(distributions, len(knownDistributions)) r["featureOrder"] = featureOrder r["locations"] = locations r["countries"] = countryList return r } var ( plusRe = regexp.MustCompile(`(\+.*|\.dev\..*)$`) plusStr = "(+dev)" ) // transformVersion returns a version number formatted correctly, with all // development versions aggregated into one. func transformVersion(v string) string { if v == "unknown-dev" { return v } if !strings.HasPrefix(v, "v") { v = "v" + v } v = plusRe.ReplaceAllString(v, " "+plusStr) return v } type summary struct { versions map[string]int // version string to count index max map[string]int // version string to max users per day rows map[string][]int // date to list of counts } func newSummary() summary { return summary{ versions: make(map[string]int), max: make(map[string]int), rows: make(map[string][]int), } } func (s *summary) setCount(date, version string, count int) { idx, ok := s.versions[version] if !ok { idx = len(s.versions) s.versions[version] = idx } if s.max[version] < count { s.max[version] = count } row := s.rows[date] if len(row) <= idx { old := row row = make([]int, idx+1) copy(row, old) s.rows[date] = row } row[idx] = count } func (s *summary) MarshalJSON() ([]byte, error) { var versions []string for v := range s.versions { versions = append(versions, v) } sort.Slice(versions, func(a, b int) bool { return upgrade.CompareVersions(versions[a], versions[b]) < 0 }) var filtered []string for _, v := range versions { if s.max[v] > 50 { filtered = append(filtered, v) } } versions = filtered headerRow := []interface{}{"Day"} for _, v := range versions { headerRow = append(headerRow, v) } var table [][]interface{} table = append(table, headerRow) var dates []string for k := range s.rows { dates = append(dates, k) } sort.Strings(dates) for _, date := range dates { row := []interface{}{date} for _, ver := range versions { idx := s.versions[ver] if len(s.rows[date]) > idx && s.rows[date][idx] > 0 { row = append(row, s.rows[date][idx]) } else { row = append(row, nil) } } table = append(table, row) } return json.Marshal(table) } // filter removes versions that never reach the specified min count. func (s *summary) filter(min int) { // We cheat and just remove the versions from the "index" and leave the // data points alone. The version index is used to build the table when // we do the serialization, so at that point the data points are // filtered out as well. for ver := range s.versions { if s.max[ver] < min { delete(s.versions, ver) delete(s.max, ver) } } } func getSummary(db *sql.DB, min int) (summary, error) { s := newSummary() rows, err := db.Query(`SELECT Day, Version, Count FROM VersionSummary WHERE Day > now() - '3 year'::INTERVAL;`) if err != nil { return summary{}, err } defer rows.Close() for rows.Next() { var day time.Time var ver string var num int err := rows.Scan(&day, &ver, &num) if err != nil { return summary{}, err } if ver == "v0.0" { // ? continue } // SUPER UGLY HACK to avoid having to do sorting properly if len(ver) == 4 && strings.HasPrefix(ver, "v0.") { // v0.x ver = ver[:3] + "0" + ver[3:] // now v0.0x } s.setCount(day.Format(time.DateOnly), ver, num) } s.filter(min) return s, nil } func getPerformance(db *sql.DB) ([][]interface{}, error) { rows, err := db.Query(`SELECT Day, TotFiles, TotMiB, SHA256Perf, MemorySize, MemoryUsageMiB FROM Performance WHERE Day > now() - '5 year'::INTERVAL ORDER BY Day`) if err != nil { return nil, err } defer rows.Close() res := [][]interface{}{ {"Day", "TotFiles", "TotMiB", "SHA256Perf", "MemorySize", "MemoryUsageMiB"}, } for rows.Next() { var day time.Time var sha256Perf float64 var totFiles, totMiB, memorySize, memoryUsage int err := rows.Scan(&day, &totFiles, &totMiB, &sha256Perf, &memorySize, &memoryUsage) if err != nil { return nil, err } row := []interface{}{day.Format(time.DateOnly), totFiles, totMiB, float64(int(sha256Perf*10)) / 10, memorySize, memoryUsage} res = append(res, row) } return res, nil } func getBlockStats(db *sql.DB) ([][]interface{}, error) { rows, err := db.Query(`SELECT Day, Reports, Pulled, Renamed, Reused, CopyOrigin, CopyOriginShifted, CopyElsewhere FROM BlockStats WHERE Day > now() - '3 year'::INTERVAL ORDER BY Day`) if err != nil { return nil, err } defer rows.Close() res := [][]interface{}{ {"Day", "Number of Reports", "Transferred (GiB)", "Saved by renaming files (GiB)", "Saved by resuming transfer (GiB)", "Saved by reusing data from old file (GiB)", "Saved by reusing shifted data from old file (GiB)", "Saved by reusing data from other files (GiB)"}, } blocksToGb := float64(8 * 1024) for rows.Next() { var day time.Time var reports, pulled, renamed, reused, copyOrigin, copyOriginShifted, copyElsewhere float64 err := rows.Scan(&day, &reports, &pulled, &renamed, &reused, ©Origin, ©OriginShifted, ©Elsewhere) if err != nil { return nil, err } // Legacy bad data on certain days if reports <= 0 || pulled < 0 || renamed < 0 || reused < 0 || copyOrigin < 0 || copyOriginShifted < 0 || copyElsewhere < 0 { continue } row := []interface{}{ day.Format(time.DateOnly), reports, pulled / blocksToGb, renamed / blocksToGb, reused / blocksToGb, copyOrigin / blocksToGb, copyOriginShifted / blocksToGb, copyElsewhere / blocksToGb, } res = append(res, row) } return res, nil } type sortableFeatureList []feature func (l sortableFeatureList) Len() int { return len(l) } func (l sortableFeatureList) Swap(a, b int) { l[a], l[b] = l[b], l[a] } func (l sortableFeatureList) Less(a, b int) bool { if l[a].Pct != l[b].Pct { return l[a].Pct < l[b].Pct } return l[a].Key > l[b].Key } func prettyCase(input string) string { output := "" for i, runeValue := range input { if i == 0 { runeValue = unicode.ToUpper(runeValue) } else if unicode.IsUpper(runeValue) { output += " " } output += string(runeValue) } return output }