Refactoring HTTP Gate
- simplify code - add `/get_by_attribute` - refactoring receiving object Signed-off-by: Evgeniy Kulikov <kim@nspcc.ru>
This commit is contained in:
Evgeniy Kulikov
parent
b6a9654546
commit
abd95efe47
2 changed files with 118 additions and 41 deletions
4
app.go
4
app.go
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@ -175,7 +175,9 @@ func (a *app) Serve(ctx context.Context) {
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r.RedirectTrailingSlash = true
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a.log.Info("enabled /get/{cid}/{oid}")
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r.GET("/get/{cid}/{oid}", a.receiveFile)
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r.GET("/get/{cid}/{oid}", a.byAddress)
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a.log.Info("enabled /get_by_attribute/{cid}/{attr_key}/{attr_val}")
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r.GET("/get_by_attribute/{cid}/{attr_key}/{attr_val}", a.byAttribute)
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// attaching /-/(ready,healthy)
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attachHealthy(r, a.pool.Status)
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145
receive.go
145
receive.go
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@ -10,6 +10,7 @@ import (
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"time"
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sdk "github.com/nspcc-dev/cdn-neofs-sdk"
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"github.com/nspcc-dev/neofs-api-go/pkg/container"
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"github.com/nspcc-dev/neofs-api-go/pkg/object"
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"github.com/pkg/errors"
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"github.com/valyala/fasthttp"
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@ -18,12 +19,23 @@ import (
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"google.golang.org/grpc/status"
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)
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type detector struct {
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type (
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detector struct {
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io.Writer
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sync.Once
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contentType string
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}
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}
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request struct {
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*fasthttp.RequestCtx
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log *zap.Logger
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obj sdk.ObjectClient
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}
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objectIDs []*object.ID
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)
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func newDetector(w io.Writer) *detector {
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return &detector{Writer: w}
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@ -37,34 +49,18 @@ func (d *detector) Write(data []byte) (int, error) {
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return d.Writer.Write(data)
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}
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func (a *app) receiveFile(c *fasthttp.RequestCtx) {
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func (r *request) receiveFile(address *object.Address) {
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var (
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err error
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disp = "inline"
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dis = "inline"
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start = time.Now()
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address = object.NewAddress()
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sCID, _ = c.UserValue("cid").(string)
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sOID, _ = c.UserValue("oid").(string)
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value = strings.Join([]string{sCID, sOID}, "/")
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filename string
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)
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log := a.log.With(
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// zap.String("node", con.Target()),
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zap.String("cid", sCID),
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zap.String("oid", sOID))
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if err = address.Parse(value); err != nil {
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log.Error("wrong object address", zap.Error(err))
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c.Error("wrong object address", fasthttp.StatusBadRequest)
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return
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}
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writer := newDetector(c.Response.BodyWriter())
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obj, err := a.cli.Object().Get(c, address, sdk.WithGetWriter(writer))
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writer := newDetector(r.Response.BodyWriter())
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obj, err := r.obj.Get(r, address, sdk.WithGetWriter(writer))
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if err != nil {
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log.Error("could not receive object",
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r.log.Error("could not receive object",
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zap.Stringer("elapsed", time.Since(start)),
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zap.Error(err))
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@ -81,24 +77,24 @@ func (a *app) receiveFile(c *fasthttp.RequestCtx) {
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msg = st.Message()
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}
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c.Error(msg, code)
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r.Error(msg, code)
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return
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}
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if c.Request.URI().QueryArgs().GetBool("download") {
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disp = "attachment"
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if r.Request.URI().QueryArgs().GetBool("download") {
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dis = "attachment"
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}
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c.Response.Header.Set("Content-Length", strconv.FormatUint(obj.PayloadSize(), 10))
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c.Response.Header.Set("x-object-id", obj.ID().String())
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c.Response.Header.Set("x-owner-id", obj.OwnerID().String())
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c.Response.Header.Set("x-container-id", obj.ContainerID().String())
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r.Response.Header.Set("Content-Length", strconv.FormatUint(obj.PayloadSize(), 10))
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r.Response.Header.Set("x-object-id", obj.ID().String())
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r.Response.Header.Set("x-owner-id", obj.OwnerID().String())
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r.Response.Header.Set("x-container-id", obj.ContainerID().String())
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for _, attr := range obj.Attributes() {
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key := attr.Key()
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val := attr.Value()
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c.Response.Header.Set("x-"+key, val)
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r.Response.Header.Set("x-"+key, val)
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switch key {
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case object.AttributeFileName:
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@ -106,19 +102,98 @@ func (a *app) receiveFile(c *fasthttp.RequestCtx) {
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case object.AttributeTimestamp:
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value, err := strconv.ParseInt(val, 10, 64)
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if err != nil {
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a.log.Info("couldn't parse creation date",
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r.log.Info("couldn't parse creation date",
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zap.String("key", key),
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zap.String("val", val),
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zap.Error(err))
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continue
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}
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c.Response.Header.Set("Last-Modified",
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r.Response.Header.Set("Last-Modified",
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time.Unix(value, 0).Format(time.RFC1123))
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}
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}
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c.SetContentType(writer.contentType)
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c.Response.Header.Set("Content-Disposition", disp+"; filename="+path.Base(filename))
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r.SetContentType(writer.contentType)
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r.Response.Header.Set("Content-Disposition", dis+"; filename="+path.Base(filename))
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}
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func (o objectIDs) Slice() []string {
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res := make([]string, 0, len(o))
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for _, oid := range o {
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res = append(res, oid.String())
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}
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return res
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}
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func (a *app) request(ctx *fasthttp.RequestCtx, log *zap.Logger) *request {
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return &request{
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RequestCtx: ctx,
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log: log,
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obj: a.cli.Object(),
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}
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}
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func (a *app) byAddress(c *fasthttp.RequestCtx) {
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var (
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err error
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adr = object.NewAddress()
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cid, _ = c.UserValue("cid").(string)
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oid, _ = c.UserValue("oid").(string)
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val = strings.Join([]string{cid, oid}, "/")
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log = a.log.With(
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zap.String("cid", cid),
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zap.String("oid", oid))
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)
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if err = adr.Parse(val); err != nil {
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log.Error("wrong object address", zap.Error(err))
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c.Error("wrong object address", fasthttp.StatusBadRequest)
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return
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}
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a.request(c, log).receiveFile(adr)
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}
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func (a *app) byAttribute(c *fasthttp.RequestCtx) {
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var (
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err error
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ids []*object.ID
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cid = container.NewID()
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adr = object.NewAddress()
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sCID, _ = c.UserValue("cid").(string)
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key, _ = c.UserValue("attr_key").(string)
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val, _ = c.UserValue("attr_val").(string)
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log = a.log.With(
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zap.String("cid", sCID),
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zap.String("attr_key", key),
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zap.String("attr_val", val))
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)
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if err = cid.Parse(sCID); err != nil {
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log.Error("wrong container id", zap.Error(err))
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c.Error("wrong container id", fasthttp.StatusBadRequest)
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return
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} else if ids, err = a.cli.Object().Search(c, cid, sdk.SearchRootObjects(), sdk.SearchByAttribute(key, val)); err != nil {
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log.Error("something went wrong", zap.Error(err))
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c.Error("something went wrong", fasthttp.StatusBadRequest)
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return
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} else if len(ids) == 0 {
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c.Error("not found", fasthttp.StatusNotFound)
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return
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}
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if len(ids) > 1 {
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log.Debug("found multiple objects",
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zap.Strings("object_ids", objectIDs(ids).Slice()),
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zap.Stringer("show_object_id", ids[0]))
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}
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adr.SetContainerID(cid)
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adr.SetObjectID(ids[0])
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a.request(c, log).receiveFile(adr)
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}
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