84 lines
1.9 KiB
Go
84 lines
1.9 KiB
Go
package authmate
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import (
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"encoding/json"
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"fmt"
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apisession "github.com/nspcc-dev/neofs-api-go/v2/session"
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cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
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"github.com/nspcc-dev/neofs-sdk-go/session"
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)
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type (
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sessionTokenModel struct {
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Verb string `json:"verb"`
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ContainerID string `json:"ContainerID"`
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}
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sessionTokenContext struct {
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verb session.ContainerVerb
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containerID *cid.ID
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}
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)
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func (c *sessionTokenContext) UnmarshalJSON(data []byte) (err error) {
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var m sessionTokenModel
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if err = json.Unmarshal(data, &m); err != nil {
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return fmt.Errorf("unmarshal session token context: %w", err)
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}
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switch m.Verb {
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case apisession.ContainerVerbPut.String():
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c.verb = session.VerbContainerPut
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case apisession.ContainerVerbSetEACL.String():
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c.verb = session.VerbContainerSetEACL
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case apisession.ContainerVerbDelete.String():
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c.verb = session.VerbContainerDelete
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default:
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return fmt.Errorf("unknown container token verb %s", m.Verb)
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}
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if len(m.ContainerID) > 0 {
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c.containerID = new(cid.ID)
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return c.containerID.DecodeString(m.ContainerID)
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}
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return nil
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}
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func buildContext(rules []byte) ([]sessionTokenContext, error) {
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var sessionCtxs []sessionTokenContext
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if len(rules) != 0 {
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err := json.Unmarshal(rules, &sessionCtxs)
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if err != nil {
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return nil, fmt.Errorf("failed to unmarshal rules for session token: %w", err)
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}
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var (
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containsPut = false
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containsSetEACL = false
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)
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for _, d := range sessionCtxs {
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if d.verb == session.VerbContainerPut {
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containsPut = true
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} else if d.verb == session.VerbContainerSetEACL {
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containsSetEACL = true
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}
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}
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if containsPut && !containsSetEACL {
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sessionCtxs = append(sessionCtxs, sessionTokenContext{
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verb: session.VerbContainerSetEACL,
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})
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}
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return sessionCtxs, nil
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}
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return []sessionTokenContext{
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{verb: session.VerbContainerPut},
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{verb: session.VerbContainerDelete},
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{verb: session.VerbContainerSetEACL},
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}, nil
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}
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