forked from TrueCloudLab/certificates
146 lines
3.9 KiB
Go
146 lines
3.9 KiB
Go
package nosql
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import (
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"context"
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"encoding/json"
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"strings"
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"time"
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"github.com/pkg/errors"
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"github.com/smallstep/nosql"
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)
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var defaultExpiryDuration = time.Hour * 24
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// dbAuthz is the base authz type that others build from.
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type dbAuthz struct {
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ID string `json:"id"`
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AccountID string `json:"accountID"`
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Identifier *Identifier `json:"identifier"`
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Status string `json:"status"`
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Expires time.Time `json:"expires"`
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Challenges []string `json:"challenges"`
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Wildcard bool `json:"wildcard"`
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Created time.Time `json:"created"`
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Error *Error `json:"error"`
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}
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func (ba *dbAuthz) clone() *dbAuthz {
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u := *ba
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return &u
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}
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// getDBAuthz retrieves and unmarshals a database representation of the
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// ACME Authorization type.
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func (db *DB) getDBAuthz(ctx context.Context, id string) (*dbAuthz, error) {
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data, err := db.db.Get(authzTable, []byte(id))
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if nosql.IsErrNotFound(err) {
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return nil, MalformedErr(errors.Wrapf(err, "authz %s not found", id))
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} else if err != nil {
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return nil, ServerInternalErr(errors.Wrapf(err, "error loading authz %s", id))
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}
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var dbaz dbAuthz
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if err = json.Unmarshal(data, &dbaz); err != nil {
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return nil, ServerInternalErr(errors.Wrap(err, "error unmarshaling authz type into dbAuthz"))
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}
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return &dbaz
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}
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// GetAuthorization retrieves and unmarshals an ACME authz type from the database.
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// Implements acme.DB GetAuthorization interface.
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func (db *DB) GetAuthorization(ctx context.Context, id string) (*types.Authorization, error) {
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dbaz, err := getDBAuthz(id)
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if err != nil {
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return nil, err
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}
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var chs = make([]*Challenge, len(ba.Challenges))
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for i, chID := range dbaz.Challenges {
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chs[i], err = db.GetChallenge(ctx, chID)
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if err != nil {
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return nil, err
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}
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}
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return &types.Authorization{
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Identifier: dbaz.Identifier,
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Status: dbaz.Status,
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Challenges: chs,
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Wildcard: dbaz.Wildcard,
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Expires: dbaz.Expires.Format(time.RFC3339),
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ID: dbaz.ID,
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}, nil
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}
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// CreateAuthorization creates an entry in the database for the Authorization.
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// Implements the acme.DB.CreateAuthorization interface.
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func (db *DB) CreateAuthorization(ctx context.Context, az *types.Authorization) error {
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if len(az.AccountID) == 0 {
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return ServerInternalErr(errors.New("account-id cannot be empty"))
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}
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if az.Identifier == nil {
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return ServerInternalErr(errors.New("identifier cannot be nil"))
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}
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az.ID, err = randID()
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if err != nil {
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return nil, err
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}
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now := clock.Now()
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dbaz := &dbAuthz{
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ID: az.ID,
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AccountID: az.AccountID,
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Status: types.StatusPending,
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Created: now,
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Expires: now.Add(defaultExpiryDuration),
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Identifier: az.Identifier,
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}
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if strings.HasPrefix(az.Identifier.Value, "*.") {
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dbaz.Wildcard = true
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dbaz.Identifier = Identifier{
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Value: strings.TrimPrefix(identifier.Value, "*."),
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Type: identifier.Type,
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}
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}
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chIDs := []string{}
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chTypes := []string{"dns-01"}
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// HTTP and TLS challenges can only be used for identifiers without wildcards.
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if !dbaz.Wildcard {
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chTypes = append(chTypes, []string{"http-01", "tls-alpn-01"}...)
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}
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for _, typ := range chTypes {
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ch, err := db.CreateChallenge(ctx, &types.Challenge{
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AccountID: az.AccountID,
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AuthzID: az.ID,
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Value: az.Identifier.Value,
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Type: typ,
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})
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if err != nil {
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return nil, Wrapf(err, "error creating '%s' challenge", typ)
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}
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chIDs = append(chIDs, ch.ID)
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}
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dbaz.Challenges = chIDs
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return db.save(ctx, az.ID, dbaz, nil, "authz", authzTable)
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}
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// UpdateAuthorization saves an updated ACME Authorization to the database.
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func (db *DB) UpdateAuthorization(ctx context.Context, az *types.Authorization) error {
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if len(az.ID) == 0 {
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return ServerInternalErr(errors.New("id cannot be empty"))
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}
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old, err := db.getDBAuthz(ctx, az.ID)
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if err != nil {
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return err
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}
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nu := old.clone()
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nu.Status = az.Status
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nu.Error = az.Error
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return db.save(ctx, old.ID, nu, old, "authz", authzTable)
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}
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