[#1] chain: Add json marshal/unmarshal

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2024-01-17 17:49:03 +03:00
parent 58386edf58
commit 88c2a476b0
10 changed files with 398 additions and 51 deletions

View file

@ -5,6 +5,8 @@ TMP_DIR := .cache
OUTPUT_LINT_DIR ?= $(shell pwd)/bin
LINT_VERSION ?= 1.55.1
LINT_DIR = $(OUTPUT_LINT_DIR)/golangci-lint-$(LINT_VERSION)-v$(TRUECLOUDLAB_LINT_VERSION)
EASYJSON_VERSION ?= $(shell go list -f '{{.Version}}' -m github.com/mailru/easyjson)
EASYJSON_DIR ?= $(shell pwd)/bin/easyjson-$(EASYJSON_VERSION)
# Run all code formatters
fmts: fmt imports
@ -60,3 +62,15 @@ staticcheck-install:
# Run staticcheck
staticcheck-run:
@staticcheck ./...
easyjson-install:
@rm -rf $(EASYJSON_DIR)
@mkdir -p $(EASYJSON_DIR)
@GOBIN=$(EASYJSON_DIR) go install github.com/mailru/easyjson/...@$(EASYJSON_VERSION)
generate:
@if [ ! -d "$(EASYJSON_DIR)" ]; then \
make easyjson-install; \
fi
find ./ -name "_easyjson.go" -exec rm -rf {} \;
$(EASYJSON_DIR)/easyjson ./pkg/chain/chain.go

2
go.mod
View file

@ -5,6 +5,7 @@ go 1.20
require (
git.frostfs.info/TrueCloudLab/frostfs-contract v0.18.1-0.20231129062201-a1b61d394958
github.com/google/uuid v1.3.0
github.com/mailru/easyjson v0.7.7
github.com/nspcc-dev/neo-go v0.103.0
github.com/stretchr/testify v1.8.4
golang.org/x/exp v0.0.0-20230817173708-d852ddb80c63
@ -14,6 +15,7 @@ require (
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 // indirect
github.com/hashicorp/golang-lru v0.6.0 // indirect
github.com/josharian/intern v1.0.0 // indirect
github.com/mr-tron/base58 v1.2.0 // indirect
github.com/nspcc-dev/go-ordered-json v0.0.0-20220111165707-25110be27d22 // indirect
github.com/nspcc-dev/neo-go/pkg/interop v0.0.0-20231020160724-c3955f87d1b5 // indirect

4
go.sum
View file

@ -11,6 +11,10 @@ github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+
github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
github.com/hashicorp/golang-lru v0.6.0 h1:uL2shRDx7RTrOrTCUZEGP/wJUFiUI8QT6E7z5o8jga4=
github.com/hashicorp/golang-lru v0.6.0/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
github.com/mr-tron/base58 v1.2.0 h1:T/HDJBh4ZCPbU39/+c3rRvE0uKBQlU27+QI8LJ4t64o=
github.com/mr-tron/base58 v1.2.0/go.mod h1:BinMc/sQntlIE1frQmRFPUoPA1Zkr8VRgBdjWI2mNwc=
github.com/nspcc-dev/go-ordered-json v0.0.0-20220111165707-25110be27d22 h1:n4ZaFCKt1pQJd7PXoMJabZWK9ejjbLOVrkl/lOUmshg=

View file

@ -1,7 +1,6 @@
package chain
import (
"encoding/json"
"fmt"
"strings"
@ -23,6 +22,7 @@ const (
MatchTypeFirstMatch MatchType = 1
)
//easyjson:json
type Chain struct {
ID ID
@ -31,19 +31,6 @@ type Chain struct {
MatchType MatchType
}
func (id ID) MarshalJSON() ([]byte, error) {
return json.Marshal([]byte(id))
}
func (id *ID) UnmarshalJSON(data []byte) error {
var idRaw []byte
if err := json.Unmarshal(data, &idRaw); err != nil {
return err
}
*id = ID(idRaw)
return nil
}
func (c *Chain) Bytes() []byte {
data, err := c.MarshalBinary()
if err != nil {
@ -123,45 +110,36 @@ const (
CondSliceContains
)
func (c ConditionType) String() string {
switch c {
case CondStringEquals:
return "StringEquals"
case CondStringNotEquals:
return "StringNotEquals"
case CondStringEqualsIgnoreCase:
return "StringEqualsIgnoreCase"
case CondStringNotEqualsIgnoreCase:
return "StringNotEqualsIgnoreCase"
case CondStringLike:
return "StringLike"
case CondStringNotLike:
return "StringNotLike"
case CondStringLessThan:
return "StringLessThan"
case CondStringLessThanEquals:
return "StringLessThanEquals"
case CondStringGreaterThan:
return "StringGreaterThan"
case CondStringGreaterThanEquals:
return "StringGreaterThanEquals"
case CondNumericEquals:
return "NumericEquals"
case CondNumericNotEquals:
return "NumericNotEquals"
case CondNumericLessThan:
return "NumericLessThan"
case CondNumericLessThanEquals:
return "NumericLessThanEquals"
case CondNumericGreaterThan:
return "NumericGreaterThan"
case CondNumericGreaterThanEquals:
return "NumericGreaterThanEquals"
case CondSliceContains:
return "SliceContains"
default:
return "unknown condition type"
var condToStr = []struct {
ct ConditionType
str string
}{
{CondStringEquals, "StringEquals"},
{CondStringNotEquals, "StringNotEquals"},
{CondStringEqualsIgnoreCase, "StringEqualsIgnoreCase"},
{CondStringNotEqualsIgnoreCase, "StringNotEqualsIgnoreCase"},
{CondStringLike, "StringLike"},
{CondStringNotLike, "StringNotLike"},
{CondStringLessThan, "StringLessThan"},
{CondStringLessThanEquals, "StringLessThanEquals"},
{CondStringGreaterThan, "StringGreaterThan"},
{CondStringGreaterThanEquals, "StringGreaterThanEquals"},
{CondNumericEquals, "NumericEquals"},
{CondNumericNotEquals, "NumericNotEquals"},
{CondNumericLessThan, "NumericLessThan"},
{CondNumericLessThanEquals, "NumericLessThanEquals"},
{CondNumericGreaterThan, "NumericGreaterThan"},
{CondNumericGreaterThanEquals, "NumericGreaterThanEquals"},
{CondSliceContains, "SliceContains"},
}
func (c ConditionType) String() string {
for _, v := range condToStr {
if v.ct == c {
return v.str
}
}
return "unknown condition type"
}
const condSliceContainsDelimiter = "\x00"

BIN
pkg/chain/chain_easyjson.go Normal file

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153
pkg/chain/marshal_json.go Normal file
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@ -0,0 +1,153 @@
package chain
import (
"fmt"
"strconv"
jlexer "github.com/mailru/easyjson/jlexer"
jwriter "github.com/mailru/easyjson/jwriter"
)
// Run `make generate`` if types added or changed
var matchTypeToJSONValue = []struct {
mt MatchType
str string
}{
{MatchTypeDenyPriority, "DenyPriority"},
{MatchTypeFirstMatch, "FirstMatch"},
}
var statusToJSONValue = []struct {
s Status
str string
}{
{Allow, "Allow"},
{NoRuleFound, "NoRuleFound"},
{AccessDenied, "AccessDenied"},
{QuotaLimitReached, "QuotaLimitReached"},
}
var objectTypeToJSONValue = []struct {
t ObjectType
str string
}{
{ObjectRequest, "Request"},
{ObjectResource, "Resource"},
}
func (mt MatchType) MarshalEasyJSON(w *jwriter.Writer) {
for _, p := range matchTypeToJSONValue {
if p.mt == mt {
w.String(p.str)
return
}
}
w.String(strconv.FormatUint(uint64(mt), 10))
}
func (mt *MatchType) UnmarshalEasyJSON(l *jlexer.Lexer) {
str := l.String()
for _, p := range matchTypeToJSONValue {
if p.str == str {
*mt = p.mt
return
}
}
v, err := strconv.ParseUint(str, 10, 8)
if err != nil {
l.AddError(fmt.Errorf("failed to parse match type: %w", err))
return
}
*mt = MatchType(v)
}
func (st Status) MarshalEasyJSON(w *jwriter.Writer) {
for _, p := range statusToJSONValue {
if p.s == st {
w.String(p.str)
return
}
}
w.String(strconv.FormatUint(uint64(st), 10))
}
func (st *Status) UnmarshalEasyJSON(l *jlexer.Lexer) {
str := l.String()
for _, p := range statusToJSONValue {
if p.str == str {
*st = p.s
return
}
}
v, err := strconv.ParseUint(str, 10, 8)
if err != nil {
l.AddError(fmt.Errorf("failed to parse status: %w", err))
return
}
*st = Status(v)
}
func (ot ObjectType) MarshalEasyJSON(w *jwriter.Writer) {
for _, p := range objectTypeToJSONValue {
if p.t == ot {
w.String(p.str)
return
}
}
w.String(strconv.FormatUint(uint64(ot), 10))
}
func (ot *ObjectType) UnmarshalEasyJSON(l *jlexer.Lexer) {
str := l.String()
for _, p := range objectTypeToJSONValue {
if p.str == str {
*ot = p.t
return
}
}
v, err := strconv.ParseUint(str, 10, 8)
if err != nil {
l.AddError(fmt.Errorf("failed to parse object type: %w", err))
return
}
*ot = ObjectType(v)
}
func (ct ConditionType) MarshalEasyJSON(w *jwriter.Writer) {
for _, p := range condToStr {
if p.ct == ct {
w.String(p.str)
return
}
}
w.String(strconv.FormatUint(uint64(ct), 10))
}
func (ct *ConditionType) UnmarshalEasyJSON(l *jlexer.Lexer) {
str := l.String()
for _, p := range condToStr {
if p.str == str {
*ct = p.ct
return
}
}
v, err := strconv.ParseUint(str, 10, 8)
if err != nil {
l.AddError(fmt.Errorf("failed to parse condition type: %w", err))
return
}
*ct = ConditionType(v)
}
func (id ID) MarshalEasyJSON(w *jwriter.Writer) {
w.Base64Bytes([]byte(id))
}
func (id *ID) UnmarshalEasyJSON(l *jlexer.Lexer) {
*id = ID(l.Bytes())
}

View file

@ -0,0 +1,121 @@
package chain
import (
"fmt"
"os"
"testing"
"git.frostfs.info/TrueCloudLab/policy-engine/schema/native"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/stretchr/testify/require"
)
func TestID(t *testing.T) {
key, err := keys.NewPrivateKeyFromWIF("L5eVx6HcHaFpQpvjQ3fy29uKDZ8rQ34bfMVx4XfZMm52EqafpNMg") // s3-gw key
require.NoError(t, err)
chain1 := &Chain{ID: ID(key.PublicKey().GetScriptHash().BytesBE())}
data := chain1.Bytes()
var chain2 Chain
require.NoError(t, chain2.DecodeBytes(data))
require.Equal(t, chain1.ID, chain2.ID)
data, err = chain1.MarshalJSON()
require.NoError(t, err)
require.NoError(t, chain2.UnmarshalJSON(data))
require.Equal(t, chain1.ID, chain2.ID)
}
func TestMatchTypeJson(t *testing.T) {
for _, mt := range []MatchType{MatchTypeDenyPriority, MatchTypeFirstMatch, MatchType(100)} {
var chain Chain
chain.MatchType = mt
data, err := chain.MarshalJSON()
require.NoError(t, err)
if mt == MatchTypeDenyPriority {
require.Equal(t, []byte("{\"ID\":\"\",\"Rules\":null,\"MatchType\":\"DenyPriority\"}"), data)
} else if mt == MatchTypeFirstMatch {
require.Equal(t, []byte("{\"ID\":\"\",\"Rules\":null,\"MatchType\":\"FirstMatch\"}"), data)
} else {
require.Equal(t, []byte(fmt.Sprintf("{\"ID\":\"\",\"Rules\":null,\"MatchType\":\"%d\"}", mt)), data)
}
var parsed Chain
require.NoError(t, parsed.UnmarshalJSON(data))
require.Equal(t, chain, parsed)
require.Error(t, parsed.UnmarshalJSON([]byte("{\"ID\":\"\",\"Rules\":null,\"MatchType\":\"NotValid\"}")))
}
}
func TestJsonEnums(t *testing.T) {
chain := Chain{
ID: "2cca5ae7-cee8-428d-b45f-567fb1d03f01", // will be encoded to base64
MatchType: MatchTypeFirstMatch,
Rules: []Rule{
{
Status: AccessDenied,
Actions: Actions{
Names: []string{native.MethodDeleteObject, native.MethodGetContainer},
},
Resources: Resources{
Names: []string{native.ResourceFormatAllObjects},
},
Condition: []Condition{
{
Op: CondStringEquals,
Object: ObjectRequest,
Key: native.PropertyKeyActorRole,
Value: native.PropertyValueContainerRoleOthers,
},
},
},
{
Status: QuotaLimitReached,
Actions: Actions{
Inverted: true,
Names: []string{native.MethodPutObject},
},
Resources: Resources{
Names: []string{fmt.Sprintf(native.ResourceFormatRootContainerObjects, "9LPLUFZpEmfidG4n44vi2cjXKXSqWT492tCvLJiJ8W1J")},
},
Any: true,
Condition: []Condition{
{
Op: CondStringNotLike,
Object: ObjectResource,
Key: native.PropertyKeyObjectType,
Value: "regular",
},
},
},
{
Status: Status(100),
Condition: []Condition{
{
Op: ConditionType(255),
Object: ObjectType(128),
},
},
},
},
}
data, err := chain.MarshalJSON()
require.NoError(t, err)
var parsed Chain
require.NoError(t, parsed.UnmarshalJSON(data))
require.Equal(t, chain, parsed)
expected, err := os.ReadFile("./testdata/test_status_json.json")
require.NoError(t, err)
require.NoError(t, parsed.UnmarshalJSON(expected))
require.Equal(t, chain, parsed)
}

View file

@ -0,0 +1,75 @@
{
"ID": "MmNjYTVhZTctY2VlOC00MjhkLWI0NWYtNTY3ZmIxZDAzZjAx",
"Rules": [
{
"Status": "AccessDenied",
"Actions": {
"Inverted": false,
"Names": [
"DeleteObject",
"GetContainer"
]
},
"Resources": {
"Inverted": false,
"Names": [
"native:object/*"
]
},
"Any": false,
"Condition": [
{
"Op": "StringEquals",
"Object": "Request",
"Key": "$Actor:role",
"Value": "others"
}
]
},
{
"Status": "QuotaLimitReached",
"Actions": {
"Inverted": true,
"Names": [
"PutObject"
]
},
"Resources": {
"Inverted": false,
"Names": [
"native:object//9LPLUFZpEmfidG4n44vi2cjXKXSqWT492tCvLJiJ8W1J/*"
]
},
"Any": true,
"Condition": [
{
"Op": "StringNotLike",
"Object": "Resource",
"Key": "$Object:objectType",
"Value": "regular"
}
]
},
{
"Status": "100",
"Actions": {
"Inverted": false,
"Names": null
},
"Resources": {
"Inverted": false,
"Names": null
},
"Any": false,
"Condition": [
{
"Op": "255",
"Object": "128",
"Key": "",
"Value": ""
}
]
}
],
"MatchType": "FirstMatch"
}