50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
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package common
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import (
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"errors"
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"os"
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"github.com/nspcc-dev/neofs-node/pkg/core/version"
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"github.com/nspcc-dev/neofs-sdk-go/eacl"
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versionSDK "github.com/nspcc-dev/neofs-sdk-go/version"
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"github.com/spf13/cobra"
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)
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var errUnsupportedEACLFormat = errors.New("unsupported eACL format")
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// ReadEACL reads extended ACL table from eaclPath.
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func ReadEACL(cmd *cobra.Command, eaclPath string) *eacl.Table {
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_, err := os.Stat(eaclPath) // check if `eaclPath` is an existing file
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if err != nil {
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ExitOnErr(cmd, "", errors.New("incorrect path to file with EACL"))
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}
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PrintVerbose("Reading EACL from file: %s", eaclPath)
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data, err := os.ReadFile(eaclPath)
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ExitOnErr(cmd, "can't read file with EACL: %w", err)
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table := eacl.NewTable()
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if err = table.UnmarshalJSON(data); err == nil {
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validateAndFixEACLVersion(table)
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PrintVerbose("Parsed JSON encoded EACL table")
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return table
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}
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if err = table.Unmarshal(data); err == nil {
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validateAndFixEACLVersion(table)
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PrintVerbose("Parsed binary encoded EACL table")
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return table
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}
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ExitOnErr(cmd, "", errUnsupportedEACLFormat)
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return nil
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}
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func validateAndFixEACLVersion(table *eacl.Table) {
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if !version.IsValid(table.Version()) {
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table.SetVersion(versionSDK.Current())
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}
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}
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