ARO-RP/pkg/database/portal.go

91 строка
2.3 KiB
Go

package database
// Copyright (c) Microsoft Corporation.
// Licensed under the Apache License 2.0.
import (
"context"
"fmt"
"net/http"
"strings"
"github.com/Azure/ARO-RP/pkg/api"
"github.com/Azure/ARO-RP/pkg/database/cosmosdb"
"github.com/Azure/ARO-RP/pkg/util/uuid"
)
type portals struct {
c cosmosdb.PortalDocumentClient
uuidGenerator uuid.Generator
}
// Portal is the database interface for PortalDocuments
type Portal interface {
Create(context.Context, *api.PortalDocument) (*api.PortalDocument, error)
Get(context.Context, string) (*api.PortalDocument, error)
Patch(context.Context, string, func(*api.PortalDocument) error) (*api.PortalDocument, error)
NewUUID() string
}
// NewPortal returns a new Portal
func NewPortal(ctx context.Context, dbc cosmosdb.DatabaseClient, dbName string) (Portal, error) {
collc := cosmosdb.NewCollectionClient(dbc, dbName)
documentClient := cosmosdb.NewPortalDocumentClient(collc, collPortal)
return NewPortalWithProvidedClient(documentClient, uuid.DefaultGenerator), nil
}
func NewPortalWithProvidedClient(client cosmosdb.PortalDocumentClient, uuidGenerator uuid.Generator) Portal {
return &portals{
c: client,
uuidGenerator: uuidGenerator,
}
}
func (c *portals) NewUUID() string {
return c.uuidGenerator.Generate()
}
func (c *portals) Create(ctx context.Context, doc *api.PortalDocument) (*api.PortalDocument, error) {
if doc.ID != strings.ToLower(doc.ID) {
return nil, fmt.Errorf("id %q is not lower case", doc.ID)
}
doc, err := c.c.Create(ctx, doc.ID, doc, nil)
if err, ok := err.(*cosmosdb.Error); ok && err.StatusCode == http.StatusConflict {
err.StatusCode = http.StatusPreconditionFailed
}
return doc, err
}
func (c *portals) Get(ctx context.Context, id string) (*api.PortalDocument, error) {
if id != strings.ToLower(id) {
return nil, fmt.Errorf("id %q is not lower case", id)
}
return c.c.Get(ctx, id, id, nil)
}
func (c *portals) Patch(ctx context.Context, id string, f func(*api.PortalDocument) error) (*api.PortalDocument, error) {
var doc *api.PortalDocument
err := cosmosdb.RetryOnPreconditionFailed(func() (err error) {
doc, err = c.Get(ctx, id)
if err != nil {
return
}
err = f(doc)
if err != nil {
return
}
doc, err = c.c.Replace(ctx, doc.ID, doc, nil)
return
})
return doc, err
}