etcd compiling

database/database.go

@@ -84,6 +84,8 @@ func getCurrentDB() map[string]interface{} {
 		return SQLITE_FUNCTIONS
 	case "postgres":
 		return PG_FUNCTIONS
+	case "etcd":
+		return ETCD_FUNCTIONS
 	default:
 		return SQLITE_FUNCTIONS
 	}

database/etcd.go

@@ -7,14 +7,12 @@ import (
 	"net"
 	"strings"
 	"time"
-
-	"github.com/coreos/etcd/clientv3"
+	"context"
+	"go.etcd.io/etcd/client/v3"
 	"github.com/gravitl/netmaker/servercfg"
-	"google.golang.org/appengine/memcache"
 )
 
 var EtcdDatabase *clientv3.Client
-var KV *clientv3.KV
 
 var ETCD_FUNCTIONS = map[string]interface{}{
 	INIT_DB:      initEtcdDatabase,
@@ -62,8 +60,6 @@ func initEtcdDatabase() error {
 	} else if EtcdDatabase == nil {
 		return errors.New("could not initialize etcd")
 	}
-	EtcdDatabase.Timeout = time.Minute
-	clientv3.NewKV(EtcdDatabase)
 	return nil
 }
 
@@ -80,8 +76,9 @@ func etcdCreateTable(tableName string) error {
 	if err != nil {
 		return err
 	}
-	kv := clientv3.NewKV(EtcdDatabase)
-	err = EtcdDatabase.Set(&memcache.Item{Key: tableName, Value: newTable, Expiration: 0})
+	ctx, cancel := context.WithTimeout(context.Background(), 5 * time.Second)
+	_, err = EtcdDatabase.Put(ctx, tableName, string(newTable))
+	cancel()
 	if err != nil {
 		return err
 	}
@@ -90,12 +87,21 @@ func etcdCreateTable(tableName string) error {
 
 func etcdInsert(key string, value string, tableName string) error {
 	if key != "" && value != "" && IsJSONString(value) {
-		preData, err := EtcdDatabase.Get(tableName)
+		ctx, cancel := context.WithTimeout(context.Background(), 5 * time.Second)
+		preDataList, err := EtcdDatabase.Get(ctx, tableName)
+		cancel()
 		if err != nil {
 			return err
 		}
+		var preData []byte
+		if len(preDataList.Kvs) == 1 {
+			preData = preDataList.Kvs[0].Value
+		} else {
+			return errors.New("something went wrong processing etcd data")
+		}
 		var preDataMap map[string]string
-		if err := json.Unmarshal(preData.Value, &preDataMap); err != nil {
+
+		if err := json.Unmarshal(preData, &preDataMap); err != nil {
 			return err
 		}
 		preDataMap[key] = value
@@ -103,7 +109,8 @@ func etcdInsert(key string, value string, tableName string) error {
 		if err != nil {
 			return err
 		}
-		err = EtcdDatabase.Replace(&memcache.Item{Key: tableName, Value: postData, Expiration: 0})
+		_, err = EtcdDatabase.Put(ctx, tableName, string(postData))
+		cancel()
 		if err != nil {
 			return err
 		}
@@ -126,12 +133,20 @@ func etcdInsertPeer(key string, value string) error {
 
 func etcdDeleteRecord(tableName string, key string) error {
 	if key != "" {
-		preData, err := EtcdDatabase.Get(tableName)
+		ctx, cancel := context.WithTimeout(context.Background(), 5 * time.Second)
+		preDataList, err := EtcdDatabase.Get(ctx, tableName)
+		cancel()
 		if err != nil {
 			return err
 		}
+		var preData []byte
+		if len(preDataList.Kvs) == 1 {
+			preData = preDataList.Kvs[0].Value
+		} else {
+			return errors.New("something went wrong processing etcd data")
+		}
 		var preDataMap map[string]string
-		if err := json.Unmarshal(preData.Value, &preDataMap); err != nil {
+		if err := json.Unmarshal(preData, &preDataMap); err != nil {
 			return err
 		}
 		delete(preDataMap, key)
@@ -139,7 +154,8 @@ func etcdDeleteRecord(tableName string, key string) error {
 		if err != nil {
 			return err
 		}
-		err = EtcdDatabase.Set(&memcache.Item{Key: tableName, Value: postData, Expiration: 0})
+		_, err = EtcdDatabase.Put(ctx, tableName, string(postData))
+		cancel()
 		if err != nil {
 			return err
 		}
@@ -150,7 +166,9 @@ func etcdDeleteRecord(tableName string, key string) error {
 }
 
 func etcdDeleteAllRecords(tableName string) error {
-	err := EtcdDatabase.Delete(tableName)
+	ctx, cancel := context.WithTimeout(context.Background(), 5 * time.Second)
+	_, err := EtcdDatabase.Delete(ctx, tableName)
+	cancel()
 	if err != nil {
 		return err
 	}
@@ -161,24 +179,21 @@ func etcdDeleteAllRecords(tableName string) error {
 	return nil
 }
 
-// func etcdFetchRecord(tableName string, key string) (string, error) {
-// 	results, err := etcdFetchRecords(tableName)
-// 	if err != nil {
-// 		return "", err
-// 	}
-// 	if results[key] == "" {
-// 		return "", errors.New(NO_RECORD)
-// 	}
-// 	return results[key], nil
-// }
-
 func etcdFetchRecords(tableName string) (map[string]string, error) {
 	var records map[string]string
-	item, err := EtcdDatabase.Get(tableName)
+	ctx, cancel := context.WithTimeout(context.Background(), 5 * time.Second)
+	preDataList, err := EtcdDatabase.Get(ctx, tableName)
+	cancel()
 	if err != nil {
 		return records, err
 	}
-	if err = json.Unmarshal(item.Value, &records); err != nil {
+	var preData []byte
+	if len(preDataList.Kvs) == 1 {
+		preData = preDataList.Kvs[0].Value
+	} else {
+		return records, errors.New("something went wrong processing etcd data")
+	}
+	if err = json.Unmarshal(preData, &records); err != nil {
 		return nil, err
 	}
 
@@ -186,7 +201,7 @@ func etcdFetchRecords(tableName string) (map[string]string, error) {
 }
 
 func etcdCloseDB() {
-	// no op for this library..
+	EtcdDatabase.Close()
 }
 
 func isValidIp(ipAddr string) bool {

go.mod

@@ -15,6 +15,7 @@ require (
 	github.com/stretchr/testify v1.7.0
 	github.com/txn2/txeh v1.3.0
 	github.com/urfave/cli/v2 v2.3.0
+	go.etcd.io/etcd/client/v3 v3.5.1 // indirect
 	golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97
 	golang.org/x/net v0.0.0-20210726213435-c6fcb2dbf985 // indirect
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
@@ -22,7 +23,6 @@ require (
 	golang.org/x/text v0.3.7-0.20210524175448-3115f89c4b99 // indirect
 	golang.zx2c4.com/wireguard v0.0.0-20210805125648-3957e9b9dd19 // indirect
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20210913210325-91d1988e44de
-	google.golang.org/genproto v0.0.0-20210201151548-94839c025ad4 // indirect
 	google.golang.org/grpc v1.41.0
 	google.golang.org/protobuf v1.27.1
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b

go.sum

@@ -2,8 +2,16 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 cloud.google.com/go v0.34.0 h1:eOI3/cP2VTU6uZLDYAoic+eyzzB9YyGmJ7eIjl8rOPg=
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
+github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
+github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
+github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
@@ -13,6 +21,10 @@ github.com/cncf/xds/go v0.0.0-20210805033703-aa0b78936158/go.mod h1:eXthEFrGJvWH
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
 github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
 github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
+github.com/coreos/go-semver v0.3.0 h1:wkHLiw0WNATZnSG7epLsujiMCgPAc9xhjJ4tgnAxmfM=
+github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
+github.com/coreos/go-systemd/v22 v22.3.2 h1:D9/bQk5vlXQFZ6Kwuu6zaiXJ9oTPe68++AzAJc1DzSI=
+github.com/coreos/go-systemd/v22 v22.3.2/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
 github.com/cpuguy83/go-md2man v1.0.10 h1:BSKMNlYxDvnunlTymqtgONjNnaRV1sTpcovwwjF22jk=
 github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
@@ -21,16 +33,24 @@ github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ3
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
+github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/go-control-plane v0.9.10-0.20210907150352-cf90f659a021/go.mod h1:AFq3mo9L8Lqqiid3OhADV3RfLJnjiw63cSpi+fDTRC0=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/felixge/httpsnoop v1.0.1 h1:lvB5Jl89CsZtGIWuTcDM1E/vkVs49/Ml7JJe07l8SPQ=
 github.com/felixge/httpsnoop v1.0.1/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
+github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
+github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
+github.com/go-kit/log v0.1.0/go.mod h1:zbhenjAZHb184qTLMA9ZjW7ThYL0H2mk7Q6pNt4vbaY=
+github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
+github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
+github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
 github.com/go-playground/assert/v2 v2.0.1 h1:MsBgLAaY856+nPRTKrp3/OZK38U/wa0CcBYNjji3q3A=
 github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
 github.com/go-playground/locales v0.14.0 h1:u50s323jtVGugKlcYeyzC0etD1HifMjqmJqb8WugfUU=
@@ -39,11 +59,17 @@ github.com/go-playground/universal-translator v0.18.0 h1:82dyy6p4OuJq4/CByFNOn/j
 github.com/go-playground/universal-translator v0.18.0/go.mod h1:UvRDBj+xPUEGrFYl+lu/H90nyDXpg0fqeB/AQUGNTVA=
 github.com/go-playground/validator/v10 v10.9.0 h1:NgTtmN58D0m8+UuxtYmGztBJB7VnPgjj221I1QHci2A=
 github.com/go-playground/validator/v10 v10.9.0/go.mod h1:74x4gJWsvQexRdW8Pn3dXSGrTK4nAUsbPlLADvpJkos=
+github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
+github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
+github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
+github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
+github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
 github.com/golang-jwt/jwt/v4 v4.0.0 h1:RAqyYixv1p7uEnocuy8P1nru5wprCh/MH2BIlW5z5/o=
 github.com/golang-jwt/jwt/v4 v4.0.0/go.mod h1:/xlHOz8bRuivTWchD4jCa+NbatV+wEUSzwAxVc6locg=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
 github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
@@ -66,16 +92,19 @@ github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
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+github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
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 github.com/gorilla/handlers v1.5.1/go.mod h1:t8XrUpc4KVXb7HGyJ4/cEnwQiaxrX/hz1Zv/4g96P1Q=
 github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
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 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
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 github.com/josharian/native v0.0.0-20200817173448-b6b71def0850/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
+github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4=
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@@ -84,6 +113,16 @@ github.com/jsimonetti/rtnetlink v0.0.0-20201220180245-69540ac93943/go.mod h1:z4c
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@@ -99,6 +138,7 @@ github.com/lib/pq v1.10.3/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
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@@ -117,11 +157,34 @@ github.com/mikioh/ipaddr v0.0.0-20190404000644-d465c8ab6721 h1:RlZweED6sbSArvlE9
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@@ -134,6 +197,9 @@ github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0
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@@ -143,7 +209,10 @@ github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb6
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@@ -154,9 +223,26 @@ github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljT
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@@ -166,43 +252,66 @@ golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL
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@@ -213,9 +322,12 @@ golang.org/x/sys v0.0.0-20210123111255-9b0068b26619/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -223,7 +335,9 @@ golang.org/x/sys v0.0.0-20210831042530-f4d43177bf5e/go.mod h1:oPkhp1MJrh7nUepCBc
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@@ -232,6 +346,13 @@ golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGm
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@@ -249,12 +370,15 @@ google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfG
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20210201151548-94839c025ad4 h1:HPkKL4eEh/nemF/FRzYMrFsAh1ZPm5t8NqKBI/Ejlg0=
 google.golang.org/genproto v0.0.0-20210201151548-94839c025ad4/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
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@@ -271,15 +395,23 @@ google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp0
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