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refactor(preheat): refactor policy schema serialize funcs

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Signed-off-by: chlins <chlins.zhang@gmail.com>
This commit is contained in:
chlins 2020-08-02 13:59:54 +08:00
parent 3d3fabbd20
commit 4446302330
5 changed files with 165 additions and 148 deletions
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26
src/controller/p2p/preheat/controller.go
View File

@ -2,7 +2,6 @@ package preheat
import (
"context"
"encoding/json"
"time"
"github.com/goharbor/harbor/src/lib/errors"
@ -223,7 +222,7 @@ func (c *controller) CreatePolicy(ctx context.Context, schema *policyModels.Sche
schema.UpdatedTime = now
// Get full model of policy schema
_, err = policy.ParsePolicy(schema)
err = schema.Decode()
if err != nil {
return 0, err
}
@ -244,7 +243,7 @@ func (c *controller) CreatePolicy(ctx context.Context, schema *policyModels.Sche
return 0, err
}
if err = decodeSchema(schema); err == nil {
if err = schema.Encode(); err == nil {
err = c.pManager.Update(ctx, schema, "trigger")
}
@ -288,7 +287,7 @@ func (c *controller) UpdatePolicy(ctx context.Context, schema *policyModels.Sche
}
// Get full model of updating policy
_, err = policy.ParsePolicy(schema)
err = schema.Decode()
if err != nil {
return err
}
@ -337,7 +336,7 @@ func (c *controller) UpdatePolicy(ctx context.Context, schema *policyModels.Sche
return err
}
schema.Trigger.Settings.JobID = jobid
if err := decodeSchema(schema); err != nil {
if err := schema.Encode(); err != nil {
// Possible
// TODO: Refactor
return err // whether update or not has been not important as the jon reference will be lost
@ -405,20 +404,3 @@ func (c *controller) CheckHealth(ctx context.Context, instance *providerModels.I
return nil
}
// decodeSchema decodes the trigger object to JSON string
func decodeSchema(schema *policyModels.Schema) error {
if schema.Trigger == nil {
// do nothing
return nil
}
b, err := json.Marshal(schema.Trigger)
if err != nil {
return err
}
schema.TriggerStr = string(b)
return nil
}

90
src/pkg/p2p/preheat/models/policy/policy.go
View File

@ -15,11 +15,14 @@
package policy
import (
"encoding/json"
"fmt"
"strconv"
"time"
beego_orm "github.com/astaxie/beego/orm"
"github.com/astaxie/beego/validation"
"github.com/goharbor/harbor/src/lib/errors"
"github.com/robfig/cron"
)
@ -159,3 +162,90 @@ func (s *Schema) Valid(v *validation.Validation) {
}
}
}
// Encode encodes policy schema.
func (s *Schema) Encode() error {
if s.Filters != nil {
filterStr, err := json.Marshal(s.Filters)
if err != nil {
return err
}
s.FiltersStr = string(filterStr)
}
if s.Trigger != nil {
triggerStr, err := json.Marshal(s.Trigger)
if err != nil {
return err
}
s.TriggerStr = string(triggerStr)
}
return nil
}
// Decode decodes policy schema.
func (s *Schema) Decode() error {
// parse filters
filters, err := decodeFilters(s.FiltersStr)
if err != nil {
return err
}
s.Filters = filters
// parse trigger
trigger, err := decodeTrigger(s.TriggerStr)
if err != nil {
return err
}
s.Trigger = trigger
return nil
}
// decodeFilters parse filterStr to filter.
func decodeFilters(filterStr string) ([]*Filter, error) {
// Filters are required
if len(filterStr) == 0 {
return nil, errors.New("missing filters in preheat policy schema")
}
var filters []*Filter
if err := json.Unmarshal([]byte(filterStr), &filters); err != nil {
return nil, err
}
// Convert value type
// TODO: remove switch after UI bug #12579 fixed
for _, f := range filters {
if f.Type == FilterTypeVulnerability {
switch f.Value.(type) {
case string:
sev, err := strconv.ParseInt(f.Value.(string), 10, 32)
if err != nil {
return nil, errors.Wrapf(err, "parse filters")
}
f.Value = (int)(sev)
case float64:
f.Value = (int)(f.Value.(float64))
}
}
}
return filters, nil
}
// decodeTrigger parse triggerStr to trigger.
func decodeTrigger(triggerStr string) (*Trigger, error) {
// trigger must be existing, at least is a "manual" trigger.
if len(triggerStr) == 0 {
return nil, errors.New("missing trigger settings in preheat policy schema")
}
trigger := &Trigger{}
if err := json.Unmarshal([]byte(triggerStr), trigger); err != nil {
return nil, err
}
return trigger, nil
}

62
src/pkg/p2p/preheat/models/policy/policy_test.go
View File

@ -129,3 +129,65 @@ func (p *PolicyTestSuite) TestValid() {
p.schema.Valid(v)
require.False(p.T(), v.HasErrors(), "should return nil error")
}
// TestDecode tests decode.
func (p *PolicyTestSuite) TestDecode() {
s := &Schema{
ID: 100,
Name: "test-for-decode",
Description: "",
ProjectID: 1,
ProviderID: 1,
Filters: nil,
FiltersStr: "[{\"type\":\"repository\",\"value\":\"**\"},{\"type\":\"tag\",\"value\":\"**\"},{\"type\":\"label\",\"value\":\"test\"}]",
Trigger: nil,
TriggerStr: "{\"type\":\"event_based\",\"trigger_setting\":{\"cron\":\"\"}}",
Enabled: false,
}
p.NoError(s.Decode())
p.Len(s.Filters, 3)
p.NotNil(s.Trigger)
// invalid filter or trigger
s.FiltersStr = ""
s.TriggerStr = "invalid"
p.Error(s.Decode())
s.FiltersStr = "invalid"
s.TriggerStr = ""
p.Error(s.Decode())
}
// TestEncode tests encode.
func (p *PolicyTestSuite) TestEncode() {
s := &Schema{
ID: 101,
Name: "test-for-encode",
Description: "",
ProjectID: 2,
ProviderID: 2,
Filters: []*Filter{
{
Type: FilterTypeRepository,
Value: "**",
},
{
Type: FilterTypeTag,
Value: "**",
},
{
Type: FilterTypeLabel,
Value: "test",
},
},
FiltersStr: "",
Trigger: &Trigger{
Type: "event_based",
},
TriggerStr: "",
Enabled: false,
}
p.NoError(s.Encode())
p.Equal(`[{"type":"repository","value":"**"},{"type":"tag","value":"**"},{"type":"label","value":"test"}]`, s.FiltersStr)
p.Equal(`{"type":"event_based","trigger_setting":{}}`, s.TriggerStr)
}

87
src/pkg/p2p/preheat/policy/manager.go
View File

@ -16,10 +16,7 @@ package policy
import (
"context"
"encoding/json"
"strconv"
"github.com/goharbor/harbor/src/lib/errors"
"github.com/goharbor/harbor/src/lib/q"
dao "github.com/goharbor/harbor/src/pkg/p2p/preheat/dao/policy"
"github.com/goharbor/harbor/src/pkg/p2p/preheat/models/policy"
@ -81,7 +78,10 @@ func (m *manager) Get(ctx context.Context, id int64) (schema *policy.Schema, err
return nil, err
}
return ParsePolicy(schema)
if err = schema.Decode(); err != nil {
return nil, err
}
return schema, nil
}
// Get the policy schema by name
@ -91,7 +91,10 @@ func (m *manager) GetByName(ctx context.Context, projectID int64, name string) (
return nil, err
}
return ParsePolicy(schema)
if err = schema.Decode(); err != nil {
return nil, err
}
return schema, nil
}
// Delete the policy schema by id
@ -107,11 +110,9 @@ func (m *manager) ListPolicies(ctx context.Context, query *q.Query) (schemas []*
}
for i := range schemas {
schema, err := ParsePolicy(schemas[i])
if err != nil {
if err = schemas[i].Decode(); err != nil {
return nil, err
}
schemas[i] = schema
}
return schemas, nil
@ -131,73 +132,3 @@ func (m *manager) ListPoliciesByProject(ctx context.Context, project int64, quer
return m.ListPolicies(ctx, query)
}
// ParsePolicy parses persisting data to policy model.
func ParsePolicy(schema *policy.Schema) (*policy.Schema, error) {
if schema == nil {
return nil, errors.New("policy schema can not be nil")
}
// parse filters
filters, err := parseFilters(schema.FiltersStr)
if err != nil {
return nil, err
}
schema.Filters = filters
// parse trigger
trigger, err := parseTrigger(schema.TriggerStr)
if err != nil {
return nil, err
}
schema.Trigger = trigger
return schema, nil
}
// parseFilters parse filterStr to filter.
func parseFilters(filterStr string) ([]*policy.Filter, error) {
// Filters are required
if len(filterStr) == 0 {
return nil, errors.New("missing filters in preheat policy schema")
}
var filters []*policy.Filter
if err := json.Unmarshal([]byte(filterStr), &filters); err != nil {
return nil, err
}
// Convert value type
// TODO: remove switch after UI bug #12579 fixed
for _, f := range filters {
if f.Type == policy.FilterTypeVulnerability {
switch f.Value.(type) {
case string:
sev, err := strconv.ParseInt(f.Value.(string), 10, 32)
if err != nil {
return nil, errors.Wrapf(err, "parse filters")
}
f.Value = (int)(sev)
case float64:
f.Value = (int)(f.Value.(float64))
}
}
}
return filters, nil
}
// parseTrigger parse triggerStr to trigger.
func parseTrigger(triggerStr string) (*policy.Trigger, error) {
// trigger must be existing, at least is a "manual" trigger.
if len(triggerStr) == 0 {
return nil, errors.New("missing trigger settings in preheat policy schema")
}
trigger := &policy.Trigger{}
if err := json.Unmarshal([]byte(triggerStr), trigger); err != nil {
return nil, err
}
return trigger, nil
}

48
src/pkg/p2p/preheat/policy/manager_test.go
View File

@ -159,51 +159,3 @@ func (m *managerTestSuite) TestListPoliciesByProject() {
_, err := m.mgr.ListPoliciesByProject(nil, 1, nil)
m.Require().Nil(err)
}
// TestParsePolicy tests parsePolicy.
func (m *managerTestSuite) TestParsePolicy() {
schema := &policy.Schema{FiltersStr: "invalid"}
_, err := ParsePolicy(schema)
m.Require().Error(err)
schema = &policy.Schema{TriggerStr: "invalid"}
_, err = ParsePolicy(schema)
m.Require().Error(err)
schema = &policy.Schema{
FiltersStr: `[
{
"type": "repository",
"value": "dev**"
},
{
"type": "tag",
"value": "v1*"
},
{
"type": "label",
"value": [
"lb1",
"lb2"
]
},
{
"type": "signature",
"value": true
}
]`,
TriggerStr: `{
"type": "scheduled",
"trigger_setting": {
"cron": "0 0 2 1 * ? *"
}
}`,
}
schema, err = ParsePolicy(schema)
m.Require().NoError(err)
m.Require().NotNil(schema.Trigger)
m.Require().Equal("0 0 2 1 * ? *", schema.Trigger.Settings.Cron)
m.Require().NotNil(schema.Filters)
m.Require().Len(schema.Filters, 4)
m.Require().True(schema.Filters[3].Value.(bool))
}