TrueCloudLab/frostfs-http-gw
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[#70] Support bucket/container caching

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Mainly it was added because
we need to know if TZ hashing is disabled or not for container

Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>
This commit is contained in:
Denis Kirillov 2023-10-04 14:50:37 +03:00 • committed by Alexey Vanin
parent 8bc246f8f9
commit 9a5a2239bd
17 changed files with 283 additions and 48 deletions
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90
internal/handler/handler.go
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@ -3,14 +3,20 @@ package handler
import (
"context"
"errors"
"fmt"
"io"
"net/url"
"strings"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/cache"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/data"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/internal/logs"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/resolver"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/response"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/tree"
"git.frostfs.info/TrueCloudLab/frostfs-http-gw/utils"
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@ -34,6 +40,7 @@ type Handler struct {
config Config
containerResolver *resolver.ContainerResolver
tree *tree.Tree
cache *cache.BucketCache
}
func New(params *utils.AppParams, config Config, tree *tree.Tree) *Handler {
@ -44,6 +51,7 @@ func New(params *utils.AppParams, config Config, tree *tree.Tree) *Handler {
config: config,
containerResolver: params.Resolver,
tree: tree,
cache: params.Cache,
}
}
@ -69,10 +77,9 @@ func (h *Handler) byAddress(c *fasthttp.RequestCtx, f func(context.Context, requ
ctx := utils.GetContextFromRequest(c)
cnrID, err := h.getContainerID(ctx, idCnr)
bktInfo, err := h.getBucketInfo(ctx, idCnr, log)
if err != nil {
log.Error(logs.WrongContainerID, zap.Error(err))
response.Error(c, "wrong container id", fasthttp.StatusBadRequest)
logAndSendBucketError(c, log, err)
return
}
@ -84,15 +91,15 @@ func (h *Handler) byAddress(c *fasthttp.RequestCtx, f func(context.Context, requ
}
var addr oid.Address
addr.SetContainer(*cnrID)
addr.SetContainer(bktInfo.CID)
addr.SetObject(*objID)
f(ctx, *h.newRequest(c, log), addr)
}
// byBucketname is a wrapper for function (e.g. request.headObject, request.receiveFile) that
// byObjectName is a wrapper for function (e.g. request.headObject, request.receiveFile) that
// prepares request and object address to it.
func (h *Handler) byBucketname(req *fasthttp.RequestCtx, f func(context.Context, request, oid.Address)) {
func (h *Handler) byObjectName(req *fasthttp.RequestCtx, f func(context.Context, request, oid.Address)) {
var (
bucketname = req.UserValue("cid").(string)
key = req.UserValue("oid").(string)
@ -101,14 +108,13 @@ func (h *Handler) byBucketname(req *fasthttp.RequestCtx, f func(context.Context,
ctx := utils.GetContextFromRequest(req)
cnrID, err := h.getContainerID(ctx, bucketname)
bktInfo, err := h.getBucketInfo(ctx, bucketname, log)
if err != nil {
log.Error(logs.WrongContainerID, zap.Error(err))
response.Error(req, "wrong container id", fasthttp.StatusBadRequest)
logAndSendBucketError(req, log, err)
return
}
foundOid, err := h.tree.GetLatestVersion(ctx, cnrID, key)
foundOid, err := h.tree.GetLatestVersion(ctx, &bktInfo.CID, key)
if err != nil {
log.Error(logs.ObjectWasntFound, zap.Error(err))
response.Error(req, "object wasn't found", fasthttp.StatusNotFound)
@ -121,7 +127,7 @@ func (h *Handler) byBucketname(req *fasthttp.RequestCtx, f func(context.Context,
}
var addr oid.Address
addr.SetContainer(*cnrID)
addr.SetContainer(bktInfo.CID)
addr.SetObject(foundOid.OID)
f(ctx, *h.newRequest(req, log), addr)
@ -175,3 +181,65 @@ func (h *Handler) byAttribute(c *fasthttp.RequestCtx, f func(context.Context, re
f(ctx, *h.newRequest(c, log), addrObj)
}
// resolveContainer decode container id, if it's not a valid container id
// then trey to resolve name using provided resolver.
func (h *Handler) resolveContainer(ctx context.Context, containerID string) (*cid.ID, error) {
cnrID := new(cid.ID)
err := cnrID.DecodeString(containerID)
if err != nil {
cnrID, err = h.containerResolver.Resolve(ctx, containerID)
if err != nil && strings.Contains(err.Error(), "not found") {
err = fmt.Errorf("%w: %s", &apistatus.ContainerNotFound{}, err.Error())
}
}
return cnrID, err
}
func (h *Handler) getBucketInfo(ctx context.Context, containerName string, log *zap.Logger) (*data.BucketInfo, error) {
if bktInfo := h.cache.Get(containerName); bktInfo != nil {
return bktInfo, nil
}
cnrID, err := h.resolveContainer(ctx, containerName)
if err != nil {
return nil, err
}
bktInfo, err := h.readContainer(ctx, *cnrID)
if err != nil {
return nil, err
}
if err = h.cache.Put(bktInfo); err != nil {
log.Warn(logs.CouldntPutBucketIntoCache,
zap.String("bucket name", bktInfo.Name),
zap.Stringer("bucket cid", bktInfo.CID),
zap.Error(err))
}
return bktInfo, nil
}
func (h *Handler) readContainer(ctx context.Context, cnrID cid.ID) (*data.BucketInfo, error) {
prm := pool.PrmContainerGet{ContainerID: cnrID}
res, err := h.pool.GetContainer(ctx, prm)
if err != nil {
return nil, fmt.Errorf("get frostfs container '%s': %w", cnrID.String(), err)
}
bktInfo := &data.BucketInfo{
CID: cnrID,
Name: cnrID.EncodeToString(),
}
if domain := container.ReadDomain(res); domain.Name() != "" {
bktInfo.Name = domain.Name()
bktInfo.Zone = domain.Zone()
}
bktInfo.HomomorphicHashDisabled = container.IsHomomorphicHashingDisabled(res)
return bktInfo, err
}