89 lines
1.3 KiB
Go
89 lines
1.3 KiB
Go
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package state
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import (
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"context"
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"crypto/sha256"
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"encoding/hex"
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"errors"
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"fmt"
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"time"
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"simplegit/common"
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)
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const patPrefix = "sgp_"
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func (s *LocalState) AccessByPAT(ctx context.Context, pat, owner, name string, perm common.Perm) (bool, error) {
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r, err := s.findRepo(owner, name)
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if err != nil {
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if errors.Is(err, ErrRepoNotFound) {
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return false, ErrDenied
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}
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return false, err
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}
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if perm == common.PermRead && !r.IsPrivate {
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return true, nil
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}
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if pat == "" {
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return false, ErrDenied
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}
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p, err := s.lookupPAT(pat)
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if err != nil {
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return false, err
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}
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ok, err := s.hasAccess(CredTypePAT, p.ID, r.ID, r.NamespaceID, perm)
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if err != nil {
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return false, err
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}
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if !ok {
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return false, ErrDenied
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}
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return true, nil
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}
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func (s *LocalState) lookupPAT(token string) (*PAT, error) {
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sum := sha256.Sum256([]byte(token))
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var pat PAT
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has, err := s.engine.Where("token_hash = ?", hex.EncodeToString(sum[:])).Get(&pat)
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if err != nil {
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return nil, fmt.Errorf("lookup pat: %w", err)
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}
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if !has {
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return nil, ErrInvalidToken
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}
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if pat.ExpiresAt != nil && time.Now().After(*pat.ExpiresAt) {
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return nil, ErrInvalidToken
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}
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now := time.Now()
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if _, err := s.engine.ID(pat.ID).Cols("last_used_at").Update(&PAT{LastUsedAt: &now}); err == nil {
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pat.LastUsedAt = &now
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}
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return &pat, nil
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}
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