146 lines
2.4 KiB
Go
146 lines
2.4 KiB
Go
package util
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import (
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"strconv"
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"github.com/nspcc-dev/neofs-api-go/v2/session"
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sessionsdk "github.com/nspcc-dev/neofs-sdk-go/session"
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"github.com/nspcc-dev/neofs-sdk-go/token"
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)
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// maxLocalTTL is maximum TTL for an operation to be considered local.
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const maxLocalTTL = 1
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type CommonPrm struct {
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local bool
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netmapEpoch, netmapLookupDepth uint64
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token *sessionsdk.Token
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bearer *token.BearerToken
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ttl uint32
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xhdrs []*sessionsdk.XHeader
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}
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// TTL returns TTL for new requests.
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func (p *CommonPrm) TTL() uint32 {
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if p != nil {
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return p.ttl
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}
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return 0
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}
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// Returns X-Headers for new requests.
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func (p *CommonPrm) XHeaders() []*sessionsdk.XHeader {
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if p != nil {
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return p.xhdrs
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}
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return nil
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}
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func (p *CommonPrm) WithLocalOnly(v bool) *CommonPrm {
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if p != nil {
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p.local = v
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}
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return p
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}
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func (p *CommonPrm) LocalOnly() bool {
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if p != nil {
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return p.local
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}
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return false
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}
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func (p *CommonPrm) SessionToken() *sessionsdk.Token {
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if p != nil {
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return p.token
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}
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return nil
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}
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func (p *CommonPrm) BearerToken() *token.BearerToken {
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if p != nil {
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return p.bearer
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}
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return nil
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}
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func (p *CommonPrm) NetmapEpoch() uint64 {
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if p != nil {
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return p.netmapEpoch
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}
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return 0
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}
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func (p *CommonPrm) NetmapLookupDepth() uint64 {
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if p != nil {
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return p.netmapLookupDepth
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}
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return 0
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}
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func (p *CommonPrm) SetNetmapLookupDepth(v uint64) {
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if p != nil {
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p.netmapLookupDepth = v
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}
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}
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func CommonPrmFromV2(req interface {
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GetMetaHeader() *session.RequestMetaHeader
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}) (*CommonPrm, error) {
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meta := req.GetMetaHeader()
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xHdrs := meta.GetXHeaders()
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ttl := meta.GetTTL()
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prm := &CommonPrm{
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local: ttl <= maxLocalTTL,
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xhdrs: make([]*sessionsdk.XHeader, 0, len(xHdrs)),
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ttl: ttl - 1, // decrease TTL for new requests
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}
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if tok := meta.GetSessionToken(); tok != nil {
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prm.token = sessionsdk.NewTokenFromV2(tok)
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}
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if tok := meta.GetBearerToken(); tok != nil {
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prm.bearer = token.NewBearerTokenFromV2(tok)
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}
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for i := range xHdrs {
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switch xHdrs[i].GetKey() {
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case session.XHeaderNetmapEpoch:
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var err error
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prm.netmapEpoch, err = strconv.ParseUint(xHdrs[i].GetValue(), 10, 64)
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if err != nil {
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return nil, err
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}
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case session.XHeaderNetmapLookupDepth:
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var err error
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prm.netmapLookupDepth, err = strconv.ParseUint(xHdrs[i].GetValue(), 10, 64)
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if err != nil {
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return nil, err
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}
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default:
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xhdr := sessionsdk.NewXHeaderFromV2(xHdrs[i])
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prm.xhdrs = append(prm.xhdrs, xhdr)
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}
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}
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return prm, nil
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}
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