Remove pq and sql dep from syncthing, split build targets

lib/ur/contract/contract.go

@@ -7,39 +7,15 @@
 package contract
 
 import (
-	"database/sql/driver"
-	"encoding/json"
 	"errors"
 	"reflect"
 	"sort"
 	"strconv"
 	"time"
-
-	"github.com/lib/pq"
 )
 
 type IntMap map[string]int
 
-func (p IntMap) Value() (driver.Value, error) {
-	return json.Marshal(p)
-}
-
-func (p *IntMap) Scan(src interface{}) error {
-	source, ok := src.([]byte)
-	if !ok {
-		return errors.New("Type assertion .([]byte) failed.")
-	}
-
-	var i map[string]int
-	err := json.Unmarshal(source, &i)
-	if err != nil {
-		return err
-	}
-
-	*p = i
-	return nil
-}
-
 type Report struct {
 	// Generated
 	Received time.Time `json:"-"` // Only from DB
@@ -109,8 +85,8 @@ type Report struct {
 	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       pq.Int64Array `json:"rescanIntvs,omitempty" since:"2"`
+	UpgradeAllowedPre bool       `json:"upgradeAllowedPre,omitempty" since:"2"`
+	RescanIntvs       Int64Array `json:"rescanIntvs,omitempty" since:"2"`
 
 	// v3 fields
 
@@ -132,18 +108,18 @@ type Report struct {
 	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               IntMap        `json:"pullOrder,omitempty" since:"3"`
-		FilesystemType          IntMap        `json:"filesystemType,omitempty" since:"3"`
-		FsWatcherDelays         pq.Int64Array `json:"fsWatcherDelays,omitempty" since:"3"`
+		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               IntMap     `json:"pullOrder,omitempty" since:"3"`
+		FilesystemType          IntMap     `json:"filesystemType,omitempty" since:"3"`
+		FsWatcherDelays         Int64Array `json:"fsWatcherDelays,omitempty" since:"3"`
 	} `json:"folderUsesV3,omitempty" since:"3"`
 
 	GUIStats struct {
@@ -193,8 +169,8 @@ func New() *Report {
 	r.FolderUsesV3.FilesystemType = make(IntMap)
 	r.GUIStats.Theme = make(IntMap)
 	r.TransportStats = make(IntMap)
-	r.RescanIntvs = make(pq.Int64Array, 0)
-	r.FolderUsesV3.FsWatcherDelays = make(pq.Int64Array, 0)
+	r.RescanIntvs = make(Int64Array, 0)
+	r.FolderUsesV3.FsWatcherDelays = make(Int64Array, 0)
 	return r
 }
 
@@ -409,21 +385,6 @@ func (r *Report) FieldNames() []string {
 	}
 }
 
-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 {
-	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()
@@ -461,8 +422,8 @@ func clear(v interface{}, since int) error {
 	return nil
 }
 
-func SortPqInt64Array(slice pq.Int64Array) {
-	sort.Slice(slice, func(a, b int) bool {
-		return slice[a] < slice[b]
+func (arr Int64Array) Sort() {
+	sort.Slice(arr, func(a, b int) bool {
+		return arr[a] < arr[b]
 	})
 }

lib/ur/contract/contract_other.go

@@ -0,0 +1,11 @@
+// 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/.
+
+// +build !ursrv
+
+package contract
+
+type Int64Array []int64

lib/ur/contract/contract_ursrv.go

@@ -0,0 +1,54 @@
+// 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/.
+
+// +build ursrv
+
+package contract
+
+import (
+	"database/sql/driver"
+	"encoding/json"
+	"errors"
+
+	"github.com/lib/pq"
+)
+
+type Int64Array pq.Int64Array
+
+func (p IntMap) Value() (driver.Value, error) {
+	return json.Marshal(p)
+}
+
+func (p *IntMap) Scan(src interface{}) error {
+	source, ok := src.([]byte)
+	if !ok {
+		return errors.New("Type assertion .([]byte) failed.")
+	}
+
+	var i map[string]int
+	err := json.Unmarshal(source, &i)
+	if err != nil {
+		return err
+	}
+
+	*p = i
+	return nil
+}
+
+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 {
+	b, ok := value.([]byte)
+	if !ok {
+		return errors.New("type assertion to []byte failed")
+	}
+
+	return json.Unmarshal(b, &r)
+}

lib/ur/usage_report.go

@@ -153,7 +153,7 @@ func (s *Service) reportData(ctx context.Context, urVersion int, preview bool) (
 			l.Warnf("Unhandled versioning type for usage reports: %s", cfg.Versioning.Type)
 		}
 	}
-	contract.SortPqInt64Array(report.RescanIntvs)
+	report.RescanIntvs.Sort()
 
 	for _, cfg := range s.cfg.Devices() {
 		if cfg.Introducer {
@@ -256,7 +256,7 @@ func (s *Service) reportData(ctx context.Context, urVersion int, preview bool) (
 			report.FolderUsesV3.FilesystemType[cfg.FilesystemType.String()]++
 			report.FolderUsesV3.FsWatcherDelays = append(report.FolderUsesV3.FsWatcherDelays, int64(cfg.FSWatcherDelayS))
 		}
-		contract.SortPqInt64Array(report.FolderUsesV3.FsWatcherDelays)
+		report.FolderUsesV3.FsWatcherDelays.Sort()
 
 		guiCfg := s.cfg.GUI()
 		// Anticipate multiple GUI configs in the future, hence store counts.