74 lines
2.3 KiB
Go
74 lines
2.3 KiB
Go
package session
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import (
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"crypto/ecdsa"
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"io/ioutil"
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internalclient "github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/client"
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"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/common"
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"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/commonflags"
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"github.com/nspcc-dev/neofs-sdk-go/client"
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cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
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oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
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"github.com/nspcc-dev/neofs-sdk-go/session"
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"github.com/spf13/cobra"
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)
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// RPCParameters represents parameters for operations with session token.
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type RPCParameters interface {
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SetClient(*client.Client)
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SetSessionToken(*session.Object)
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}
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const sessionTokenLifetime = 10 // in epochs
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// Prepare prepares session for a command.
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func Prepare(cmd *cobra.Command, cnr cid.ID, obj *oid.ID, key *ecdsa.PrivateKey, prms ...RPCParameters) {
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cli := internalclient.GetSDKClientByFlag(cmd, key, commonflags.RPC)
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var tok session.Object
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if tokenPath, _ := cmd.Flags().GetString(commonflags.SessionToken); len(tokenPath) != 0 {
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data, err := ioutil.ReadFile(tokenPath)
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common.ExitOnErr(cmd, "can't read session token: %w", err)
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if err := tok.Unmarshal(data); err != nil {
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err = tok.UnmarshalJSON(data)
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common.ExitOnErr(cmd, "can't unmarshal session token: %w", err)
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}
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} else {
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err := CreateSession(&tok, cli, sessionTokenLifetime)
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common.ExitOnErr(cmd, "create session: %w", err)
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}
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for i := range prms {
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switch prms[i].(type) {
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case *internalclient.GetObjectPrm:
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tok.ForVerb(session.VerbObjectGet)
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case *internalclient.HeadObjectPrm:
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tok.ForVerb(session.VerbObjectHead)
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case *internalclient.PutObjectPrm:
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tok.ForVerb(session.VerbObjectPut)
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case *internalclient.DeleteObjectPrm:
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tok.ForVerb(session.VerbObjectDelete)
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case *internalclient.SearchObjectsPrm:
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tok.ForVerb(session.VerbObjectSearch)
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case *internalclient.PayloadRangePrm:
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tok.ForVerb(session.VerbObjectRange)
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case *internalclient.HashPayloadRangesPrm:
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tok.ForVerb(session.VerbObjectRangeHash)
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default:
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panic("invalid client parameter type")
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}
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tok.BindContainer(cnr)
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if obj != nil {
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tok.LimitByObject(*obj)
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}
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err := tok.Sign(*key)
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common.ExitOnErr(cmd, "session token signing: %w", err)
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prms[i].SetClient(cli)
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prms[i].SetSessionToken(&tok)
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}
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}
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