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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| // Copyright © 2023 zc2638 <zc2638@qq.com>. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package common | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
|
||
| "github.com/99nil/gopkg/sets" | ||
|
|
||
| storageV1 "github.com/zc2638/ink/pkg/api/storage/v1" | ||
| "github.com/zc2638/ink/pkg/database" | ||
| ) | ||
|
|
||
| func SelectNamesByLabels(ctx context.Context, kind, namespace string, labels map[string]string) ([]string, error) { | ||
| if len(labels) == 0 { | ||
| return nil, nil | ||
| } | ||
|
|
||
| db := database.FromContext(ctx) | ||
| db = db.Where(&storageV1.Label{Namespace: namespace, Kind: kind}) | ||
|
|
||
| var start bool | ||
| nameSet := sets.New[string]() | ||
| for k, v := range labels { | ||
| var selectNames []string | ||
| if err := db.Where("key = ?", k).Where("value = ?", v).Pluck("name", &selectNames).Error; err != nil { | ||
| return nil, fmt.Errorf("select label(%s=%s) failed: %v", k, v, err) | ||
| } | ||
|
|
||
| if !start { | ||
| start = true | ||
| nameSet.Add(selectNames...) | ||
| continue | ||
| } | ||
| for _, sn := range selectNames { | ||
| if !nameSet.Has(sn) { | ||
| nameSet.Remove(sn) | ||
| } | ||
| } | ||
| if nameSet.Len() == 0 { | ||
| return nil, nil | ||
| } | ||
| } | ||
| return nameSet.List(), nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| // Copyright © 2023 zc2638 <zc2638@qq.com>. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package v1 | ||
|
|
||
| import ( | ||
| "net/url" | ||
| "strings" | ||
| ) | ||
|
|
||
| type ListOption struct { | ||
| Pagination Pagination | ||
| LabelSelector string | ||
| } | ||
|
|
||
| func (o *ListOption) ToValues() url.Values { | ||
| result := url.Values{} | ||
| for k, v := range o.Pagination.ToValues() { | ||
| result[k] = v | ||
| } | ||
| if len(o.LabelSelector) > 0 { | ||
| result.Set("labelSelector", o.LabelSelector) | ||
| } | ||
| return result | ||
| } | ||
|
|
||
| func (o *ListOption) SetLabels(labels map[string]string) { | ||
| var sb strings.Builder | ||
| for k, v := range labels { | ||
| sb.WriteString(k) | ||
| sb.WriteString("=") | ||
| sb.WriteString(v) | ||
| sb.WriteString(",") | ||
| } | ||
| s := sb.String() | ||
| s = strings.TrimSuffix(s, ",") | ||
| o.LabelSelector = s | ||
| } | ||
|
|
||
| func (o *ListOption) Labels() map[string]string { | ||
| selector := strings.TrimSpace(o.LabelSelector) | ||
| if len(selector) == 0 { | ||
| return nil | ||
| } | ||
|
|
||
| labels := make(map[string]string) | ||
| parts := strings.Split(o.LabelSelector, ",") | ||
| for _, part := range parts { | ||
| kv := strings.Split(part, "=") | ||
| if len(kv) != 2 { | ||
| continue | ||
| } | ||
| labels[kv[0]] = kv[1] | ||
| } | ||
| return labels | ||
| } |
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1 change: 1 addition & 0 deletions
1
resource/database/migrations/mysql/000008_create_labels_table.down.sql
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| DROP TABLE IF EXISTS `labels`; |
11 changes: 11 additions & 0 deletions
11
resource/database/migrations/mysql/000008_create_labels_table.up.sql
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| CREATE TABLE IF NOT EXISTS `labels` | ||
| ( | ||
| `id` INTEGER PRIMARY KEY AUTOINCREMENT, | ||
| `namespace` VARCHAR(255) NOT NULL, | ||
| `name` VARCHAR(255) NOT NULL, | ||
| `kind` VARCHAR(255) NOT NULL, | ||
| `key` VARCHAR(255) NOT NULL, | ||
| `value` VARCHAR(255), | ||
|
|
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| `created_at` DATETIME DEFAULT CURRENT_TIMESTAMP | ||
| ); |
1 change: 1 addition & 0 deletions
1
resource/database/migrations/sqlite/000008_create_labels_table.down.sql
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| DROP TABLE IF EXISTS `labels`; |
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