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// _ _
// __ _____ __ ___ ___ __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
// \ V V / __/ (_| |\ V /| | (_| | || __/
// \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
// Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
//
// CONTACT: [email protected]
//
package clusterapi
import (
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"github.com/weaviate/weaviate/usecases/backup"
)
type backupManager interface {
OnCanCommit(ctx context.Context, req *backup.Request) *backup.CanCommitResponse
OnCommit(ctx context.Context, req *backup.StatusRequest) error
OnAbort(ctx context.Context, req *backup.AbortRequest) error
OnStatus(ctx context.Context, req *backup.StatusRequest) *backup.StatusResponse
}
type backups struct {
manager backupManager
auth auth
}
func NewBackups(manager backupManager, auth auth) *backups {
return &backups{manager: manager, auth: auth}
}
func (b *backups) CanCommit() http.Handler {
return b.auth.handleFunc(b.canCommitHandler())
}
func (b *backups) canCommitHandler() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
body, err := io.ReadAll(r.Body)
if err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("read request body: %w", err).Error(), status)
return
}
defer r.Body.Close()
var req backup.Request
if err := json.Unmarshal(body, &req); err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("unmarshal request: %w", err).Error(), status)
return
}
resp := b.manager.OnCanCommit(r.Context(), &req)
b, err := json.Marshal(&resp)
if err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("marshal response: %w", err).Error(), status)
return
}
w.WriteHeader(http.StatusOK)
w.Write(b)
}
}
func (b *backups) Commit() http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body, err := io.ReadAll(r.Body)
if err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("read request body: %w", err).Error(), status)
return
}
defer r.Body.Close()
var req backup.StatusRequest
if err := json.Unmarshal(body, &req); err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("unmarshal request: %w", err).Error(), status)
return
}
if err := b.manager.OnCommit(r.Context(), &req); err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("commit: %w", err).Error(), status)
return
}
w.WriteHeader(http.StatusCreated)
})
}
func (b *backups) Abort() http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body, err := io.ReadAll(r.Body)
if err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("read request body: %w", err).Error(), status)
return
}
defer r.Body.Close()
var req backup.AbortRequest
if err := json.Unmarshal(body, &req); err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("unmarshal request: %w", err).Error(), status)
return
}
if err := b.manager.OnAbort(r.Context(), &req); err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("abort: %w", err).Error(), status)
return
}
w.WriteHeader(http.StatusNoContent)
})
}
func (b *backups) Status() http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body, err := io.ReadAll(r.Body)
if err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("read request body: %w", err).Error(), status)
return
}
defer r.Body.Close()
var req backup.StatusRequest
if err := json.Unmarshal(body, &req); err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("unmarshal request: %w", err).Error(), status)
return
}
resp := b.manager.OnStatus(r.Context(), &req)
b, err := json.Marshal(&resp)
if err != nil {
status := http.StatusInternalServerError
http.Error(w, fmt.Errorf("marshal response: %w", err).Error(), status)
return
}
w.WriteHeader(http.StatusOK)
w.Write(b)
})
}
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