syncthing/lib/ur/contract/contract.go

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// Copyright (C) 2020 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 contract
import (
"database/sql/driver"
"encoding/json"
"errors"
"reflect"
"strconv"
"time"
"github.com/syncthing/syncthing/lib/util"
)
type Report struct {
// Generated
Received time.Time `json:"-"` // Only from DB
Date string `json:"date,omitempty"`
Address string `json:"address,omitempty"`
// v1 fields
UniqueID string `json:"uniqueID,omitempty" since:"1"`
Version string `json:"version,omitempty" since:"1"`
LongVersion string `json:"longVersion,omitempty" since:"1"`
Platform string `json:"platform,omitempty" since:"1"`
NumFolders int `json:"numFolders,omitempty" since:"1"`
NumDevices int `json:"numDevices,omitempty" since:"1"`
TotFiles int `json:"totFiles,omitempty" since:"1"`
FolderMaxFiles int `json:"folderMaxFiles,omitempty" since:"1"`
TotMiB int `json:"totMiB,omitempty" since:"1"`
FolderMaxMiB int `json:"folderMaxMiB,omitempty" since:"1"`
MemoryUsageMiB int `json:"memoryUsageMiB,omitempty" since:"1"`
SHA256Perf float64 `json:"sha256Perf,omitempty" since:"1"`
HashPerf float64 `json:"hashPerf,omitempty" since:"1"` // Was previously not stored server-side
MemorySize int `json:"memorySize,omitempty" since:"1"`
// v2 fields
URVersion int `json:"urVersion,omitempty" since:"2"`
NumCPU int `json:"numCPU,omitempty" since:"2"`
FolderUses struct {
SendOnly int `json:"sendonly,omitempty" since:"2"`
SendReceive int `json:"sendreceive,omitempty" since:"2"` // Was previously not stored server-side
ReceiveOnly int `json:"receiveonly,omitempty" since:"2"`
IgnorePerms int `json:"ignorePerms,omitempty" since:"2"`
IgnoreDelete int `json:"ignoreDelete,omitempty" since:"2"`
AutoNormalize int `json:"autoNormalize,omitempty" since:"2"`
SimpleVersioning int `json:"simpleVersioning,omitempty" since:"2"`
ExternalVersioning int `json:"externalVersioning,omitempty" since:"2"`
StaggeredVersioning int `json:"staggeredVersioning,omitempty" since:"2"`
TrashcanVersioning int `json:"trashcanVersioning,omitempty" since:"2"`
} `json:"folderUses,omitempty" since:"2"`
DeviceUses struct {
Introducer int `json:"introducer,omitempty" since:"2"`
CustomCertName int `json:"customCertName,omitempty" since:"2"`
CompressAlways int `json:"compressAlways,omitempty" since:"2"`
CompressMetadata int `json:"compressMetadata,omitempty" since:"2"`
CompressNever int `json:"compressNever,omitempty" since:"2"`
DynamicAddr int `json:"dynamicAddr,omitempty" since:"2"`
StaticAddr int `json:"staticAddr,omitempty" since:"2"`
} `json:"deviceUses,omitempty" since:"2"`
Announce struct {
GlobalEnabled bool `json:"globalEnabled,omitempty" since:"2"`
LocalEnabled bool `json:"localEnabled,omitempty" since:"2"`
DefaultServersDNS int `json:"defaultServersDNS,omitempty" since:"2"`
DefaultServersIP int `json:"defaultServersIP,omitempty" since:"2"` // Deprecated and not provided client-side anymore
OtherServers int `json:"otherServers,omitempty" since:"2"`
} `json:"announce,omitempty" since:"2"`
Relays struct {
Enabled bool `json:"enabled,omitempty" since:"2"`
DefaultServers int `json:"defaultServers,omitempty" since:"2"`
OtherServers int `json:"otherServers,omitempty" since:"2"`
} `json:"relays,omitempty" since:"2"`
UsesRateLimit bool `json:"usesRateLimit,omitempty" since:"2"`
UpgradeAllowedManual bool `json:"upgradeAllowedManual,omitempty" since:"2"`
UpgradeAllowedAuto bool `json:"upgradeAllowedAuto,omitempty" since:"2"`
// V2.5 fields (fields that were in v2 but never added to the database
UpgradeAllowedPre bool `json:"upgradeAllowedPre,omitempty" since:"2"`
RescanIntvs []int `json:"rescanIntvs,omitempty" since:"2"`
// v3 fields
Uptime int `json:"uptime,omitempty" since:"3"`
NATType string `json:"natType,omitempty" since:"3"`
AlwaysLocalNets bool `json:"alwaysLocalNets,omitempty" since:"3"`
CacheIgnoredFiles bool `json:"cacheIgnoredFiles,omitempty" since:"3"`
OverwriteRemoteDeviceNames bool `json:"overwriteRemoteDeviceNames,omitempty" since:"3"`
ProgressEmitterEnabled bool `json:"progressEmitterEnabled,omitempty" since:"3"`
CustomDefaultFolderPath bool `json:"customDefaultFolderPath,omitempty" since:"3"`
WeakHashSelection string `json:"weakHashSelection,omitempty" since:"3"` // Deprecated and not provided client-side anymore
CustomTrafficClass bool `json:"customTrafficClass,omitempty" since:"3"`
CustomTempIndexMinBlocks bool `json:"customTempIndexMinBlocks,omitempty" since:"3"`
TemporariesDisabled bool `json:"temporariesDisabled,omitempty" since:"3"`
TemporariesCustom bool `json:"temporariesCustom,omitempty" since:"3"`
LimitBandwidthInLan bool `json:"limitBandwidthInLan,omitempty" since:"3"`
CustomReleaseURL bool `json:"customReleaseURL,omitempty" since:"3"`
RestartOnWakeup bool `json:"restartOnWakeup,omitempty" since:"3"`
CustomStunServers bool `json:"customStunServers,omitempty" since:"3"`
FolderUsesV3 struct {
ScanProgressDisabled int `json:"scanProgressDisabled,omitempty" since:"3"`
ConflictsDisabled int `json:"conflictsDisabled,omitempty" since:"3"`
ConflictsUnlimited int `json:"conflictsUnlimited,omitempty" since:"3"`
ConflictsOther int `json:"conflictsOther,omitempty" since:"3"`
DisableSparseFiles int `json:"disableSparseFiles,omitempty" since:"3"`
DisableTempIndexes int `json:"disableTempIndexes,omitempty" since:"3"`
AlwaysWeakHash int `json:"alwaysWeakHash,omitempty" since:"3"`
CustomWeakHashThreshold int `json:"customWeakHashThreshold,omitempty" since:"3"`
FsWatcherEnabled int `json:"fsWatcherEnabled,omitempty" since:"3"`
PullOrder map[string]int `json:"pullOrder,omitempty" since:"3"`
FilesystemType map[string]int `json:"filesystemType,omitempty" since:"3"`
FsWatcherDelays []int `json:"fsWatcherDelays,omitempty" since:"3"`
CustomMarkerName int `json:"customMarkerName,omitempty" since:"3"`
CopyOwnershipFromParent int `json:"copyOwnershipFromParent,omitempty" since:"3"`
ModTimeWindowS []int `json:"modTimeWindowS,omitempty" since:"3"`
MaxConcurrentWrites []int `json:"maxConcurrentWrites,omitempty" since:"3"`
DisableFsync int `json:"disableFsync,omitempty" since:"3"`
BlockPullOrder map[string]int `json:"blockPullOrder,omitempty" since:"3"`
CopyRangeMethod map[string]int `json:"copyRangeMethod,omitempty" since:"3"`
CaseSensitiveFS int `json:"caseSensitiveFS,omitempty" since:"3"`
ReceiveEncrypted int `json:"receiveencrypted,omitempty" since:"3"`
} `json:"folderUsesV3,omitempty" since:"3"`
DeviceUsesV3 struct {
Untrusted int `json:"untrusted,omitempty" since:"3"`
} `json:"deviceUsesV3,omitempty" since:"3"`
GUIStats struct {
Enabled int `json:"enabled,omitempty" since:"3"`
UseTLS int `json:"useTLS,omitempty" since:"3"`
UseAuth int `json:"useAuth,omitempty" since:"3"`
InsecureAdminAccess int `json:"insecureAdminAccess,omitempty" since:"3"`
Debugging int `json:"debugging,omitempty" since:"3"`
InsecureSkipHostCheck int `json:"insecureSkipHostCheck,omitempty" since:"3"`
InsecureAllowFrameLoading int `json:"insecureAllowFrameLoading,omitempty" since:"3"`
ListenLocal int `json:"listenLocal,omitempty" since:"3"`
ListenUnspecified int `json:"listenUnspecified,omitempty" since:"3"`
Theme map[string]int `json:"theme,omitempty" since:"3"`
} `json:"guiStats,omitempty" since:"3"`
BlockStats struct {
Total int `json:"total,omitempty" since:"3"`
Renamed int `json:"renamed,omitempty" since:"3"`
Reused int `json:"reused,omitempty" since:"3"`
Pulled int `json:"pulled,omitempty" since:"3"`
CopyOrigin int `json:"copyOrigin,omitempty" since:"3"`
CopyOriginShifted int `json:"copyOriginShifted,omitempty" since:"3"`
CopyElsewhere int `json:"copyElsewhere,omitempty" since:"3"`
} `json:"blockStats,omitempty" since:"3"`
TransportStats map[string]int `json:"transportStats,omitempty" since:"3"`
IgnoreStats struct {
Lines int `json:"lines,omitempty" since:"3"`
Inverts int `json:"inverts,omitempty" since:"3"`
Folded int `json:"folded,omitempty" since:"3"`
Deletable int `json:"deletable,omitempty" since:"3"`
Rooted int `json:"rooted,omitempty" since:"3"`
Includes int `json:"includes,omitempty" since:"3"`
EscapedIncludes int `json:"escapedIncludes,omitempty" since:"3"`
DoubleStars int `json:"doubleStars,omitempty" since:"3"`
Stars int `json:"stars,omitempty" since:"3"`
} `json:"ignoreStats,omitempty" since:"3"`
// V3 fields added late in the RC
WeakHashEnabled bool `json:"weakHashEnabled,omitempty" since:"3"` // Deprecated and not provided client-side anymore
}
func New() *Report {
r := &Report{}
util.FillNil(r)
return r
}
func (r *Report) Validate() error {
if r.UniqueID == "" || r.Version == "" || r.Platform == "" {
return errors.New("missing required field")
}
if len(r.Date) != 8 {
return errors.New("date not initialized")
}
// Some fields may not be null.
if r.RescanIntvs == nil {
r.RescanIntvs = []int{}
}
if r.FolderUsesV3.FsWatcherDelays == nil {
r.FolderUsesV3.FsWatcherDelays = []int{}
}
return nil
}
func (r *Report) ClearForVersion(version int) error {
return clear(r, version)
}
func (r *Report) FieldPointers() []interface{} {
// All the fields of the Report, in the same order as the database fields.
return []interface{}{
&r.Received, &r.UniqueID, &r.Version, &r.LongVersion, &r.Platform,
&r.NumFolders, &r.NumDevices, &r.TotFiles, &r.FolderMaxFiles,
&r.TotMiB, &r.FolderMaxMiB, &r.MemoryUsageMiB, &r.SHA256Perf,
&r.MemorySize, &r.Date,
// V2
&r.URVersion, &r.NumCPU, &r.FolderUses.SendOnly, &r.FolderUses.IgnorePerms,
&r.FolderUses.IgnoreDelete, &r.FolderUses.AutoNormalize, &r.DeviceUses.Introducer,
&r.DeviceUses.CustomCertName, &r.DeviceUses.CompressAlways,
&r.DeviceUses.CompressMetadata, &r.DeviceUses.CompressNever,
&r.DeviceUses.DynamicAddr, &r.DeviceUses.StaticAddr,
&r.Announce.GlobalEnabled, &r.Announce.LocalEnabled,
&r.Announce.DefaultServersDNS, &r.Announce.DefaultServersIP,
&r.Announce.OtherServers, &r.Relays.Enabled, &r.Relays.DefaultServers,
&r.Relays.OtherServers, &r.UsesRateLimit, &r.UpgradeAllowedManual,
&r.UpgradeAllowedAuto, &r.FolderUses.SimpleVersioning,
&r.FolderUses.ExternalVersioning, &r.FolderUses.StaggeredVersioning,
&r.FolderUses.TrashcanVersioning,
// V2.5
&r.UpgradeAllowedPre,
// V3
&r.Uptime, &r.NATType, &r.AlwaysLocalNets, &r.CacheIgnoredFiles,
&r.OverwriteRemoteDeviceNames, &r.ProgressEmitterEnabled, &r.CustomDefaultFolderPath,
&r.WeakHashSelection, &r.CustomTrafficClass, &r.CustomTempIndexMinBlocks,
&r.TemporariesDisabled, &r.TemporariesCustom, &r.LimitBandwidthInLan,
&r.CustomReleaseURL, &r.RestartOnWakeup, &r.CustomStunServers,
&r.FolderUsesV3.ScanProgressDisabled, &r.FolderUsesV3.ConflictsDisabled,
&r.FolderUsesV3.ConflictsUnlimited, &r.FolderUsesV3.ConflictsOther,
&r.FolderUsesV3.DisableSparseFiles, &r.FolderUsesV3.DisableTempIndexes,
&r.FolderUsesV3.AlwaysWeakHash, &r.FolderUsesV3.CustomWeakHashThreshold,
&r.FolderUsesV3.FsWatcherEnabled,
&r.GUIStats.Enabled, &r.GUIStats.UseTLS, &r.GUIStats.UseAuth,
&r.GUIStats.InsecureAdminAccess,
&r.GUIStats.Debugging, &r.GUIStats.InsecureSkipHostCheck,
&r.GUIStats.InsecureAllowFrameLoading, &r.GUIStats.ListenLocal,
&r.GUIStats.ListenUnspecified,
&r.BlockStats.Total, &r.BlockStats.Renamed,
&r.BlockStats.Reused, &r.BlockStats.Pulled, &r.BlockStats.CopyOrigin,
&r.BlockStats.CopyOriginShifted, &r.BlockStats.CopyElsewhere,
&r.IgnoreStats.Lines, &r.IgnoreStats.Inverts, &r.IgnoreStats.Folded,
&r.IgnoreStats.Deletable, &r.IgnoreStats.Rooted, &r.IgnoreStats.Includes,
&r.IgnoreStats.EscapedIncludes, &r.IgnoreStats.DoubleStars, &r.IgnoreStats.Stars,
// V3 added late in the RC
&r.WeakHashEnabled,
&r.Address,
// Receive only folders
&r.FolderUses.ReceiveOnly,
}
}
func (r *Report) FieldNames() []string {
// The database fields that back this struct in PostgreSQL
return []string{
// V1
"Received",
"UniqueID",
"Version",
"LongVersion",
"Platform",
"NumFolders",
"NumDevices",
"TotFiles",
"FolderMaxFiles",
"TotMiB",
"FolderMaxMiB",
"MemoryUsageMiB",
"SHA256Perf",
"MemorySize",
"Date",
// V2
"ReportVersion",
"NumCPU",
"FolderRO",
"FolderIgnorePerms",
"FolderIgnoreDelete",
"FolderAutoNormalize",
"DeviceIntroducer",
"DeviceCustomCertName",
"DeviceCompressionAlways",
"DeviceCompressionMetadata",
"DeviceCompressionNever",
"DeviceDynamicAddr",
"DeviceStaticAddr",
"AnnounceGlobalEnabled",
"AnnounceLocalEnabled",
"AnnounceDefaultServersDNS",
"AnnounceDefaultServersIP",
"AnnounceOtherServers",
"RelayEnabled",
"RelayDefaultServers",
"RelayOtherServers",
"RateLimitEnabled",
"UpgradeAllowedManual",
"UpgradeAllowedAuto",
// v0.12.19+
"FolderSimpleVersioning",
"FolderExternalVersioning",
"FolderStaggeredVersioning",
"FolderTrashcanVersioning",
// V2.5
"UpgradeAllowedPre",
// V3
"Uptime",
"NATType",
"AlwaysLocalNets",
"CacheIgnoredFiles",
"OverwriteRemoteDeviceNames",
"ProgressEmitterEnabled",
"CustomDefaultFolderPath",
"WeakHashSelection",
"CustomTrafficClass",
"CustomTempIndexMinBlocks",
"TemporariesDisabled",
"TemporariesCustom",
"LimitBandwidthInLan",
"CustomReleaseURL",
"RestartOnWakeup",
"CustomStunServers",
"FolderScanProgressDisabled",
"FolderConflictsDisabled",
"FolderConflictsUnlimited",
"FolderConflictsOther",
"FolderDisableSparseFiles",
"FolderDisableTempIndexes",
"FolderAlwaysWeakHash",
"FolderCustomWeakHashThreshold",
"FolderFsWatcherEnabled",
"GUIEnabled",
"GUIUseTLS",
"GUIUseAuth",
"GUIInsecureAdminAccess",
"GUIDebugging",
"GUIInsecureSkipHostCheck",
"GUIInsecureAllowFrameLoading",
"GUIListenLocal",
"GUIListenUnspecified",
"BlocksTotal",
"BlocksRenamed",
"BlocksReused",
"BlocksPulled",
"BlocksCopyOrigin",
"BlocksCopyOriginShifted",
"BlocksCopyElsewhere",
"IgnoreLines",
"IgnoreInverts",
"IgnoreFolded",
"IgnoreDeletable",
"IgnoreRooted",
"IgnoreIncludes",
"IgnoreEscapedIncludes",
"IgnoreDoubleStars",
"IgnoreStars",
// V3 added late in the RC
"WeakHashEnabled",
"Address",
// Receive only folders
"FolderRecvOnly",
}
}
func (r Report) Value() (driver.Value, error) {
// This needs to be string, yet we read back bytes..
bs, err := json.Marshal(r)
return string(bs), err
}
func (r *Report) Scan(value interface{}) error {
// Zero out the previous value
// JSON un-marshaller does not touch fields that are not in the payload, so we carry over values from a previous
// scan.
*r = Report{}
b, ok := value.([]byte)
if !ok {
return errors.New("type assertion to []byte failed")
}
return json.Unmarshal(b, &r)
}
func clear(v interface{}, since int) error {
s := reflect.ValueOf(v).Elem()
t := s.Type()
for i := 0; i < s.NumField(); i++ {
f := s.Field(i)
tag := t.Field(i).Tag
v := tag.Get("since")
if len(v) == 0 {
f.Set(reflect.Zero(f.Type()))
continue
}
vn, err := strconv.Atoi(v)
if err != nil {
return err
}
if vn > since {
f.Set(reflect.Zero(f.Type()))
continue
}
// Dive deeper
if f.Kind() == reflect.Ptr {
f = f.Elem()
}
if f.Kind() == reflect.Struct {
if err := clear(f.Addr().Interface(), since); err != nil {
return err
}
}
}
return nil
}