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contact_info_registry.go
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/
contact_info_registry.go
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// Copyright © 2019 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package identityserver
import (
"context"
"time"
"github.com/gogo/protobuf/types"
"github.com/jinzhu/gorm"
"go.thethings.network/lorawan-stack/v3/pkg/auth"
"go.thethings.network/lorawan-stack/v3/pkg/auth/rights"
"go.thethings.network/lorawan-stack/v3/pkg/email"
"go.thethings.network/lorawan-stack/v3/pkg/errors"
"go.thethings.network/lorawan-stack/v3/pkg/identityserver/emails"
"go.thethings.network/lorawan-stack/v3/pkg/identityserver/store"
"go.thethings.network/lorawan-stack/v3/pkg/log"
"go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
)
var (
errNoValidationNeeded = errors.DefineInvalidArgument("no_validation_needed", "no validation needed for this contact info")
errValidationsAlreadySent = errors.DefineAlreadyExists("validations_already_sent", "validations for this contact info already sent")
)
func (is *IdentityServer) requestContactInfoValidation(ctx context.Context, ids *ttnpb.EntityIdentifiers) (*ttnpb.ContactInfoValidation, error) {
// NOTE: This does NOT check auth. Internal use only.
id, err := auth.GenerateID(ctx)
if err != nil {
return nil, err
}
var contactInfo []*ttnpb.ContactInfo
err = is.withDatabase(ctx, func(db *gorm.DB) (err error) {
contactInfo, err = store.GetContactInfoStore(db).GetContactInfo(ctx, ids)
return err
})
if err != nil {
return nil, err
}
now := time.Now()
ttl := is.configFromContext(ctx).UserRegistration.ContactInfoValidation.TokenTTL
expires := now.Add(ttl)
emailValidations := make(map[string]*ttnpb.ContactInfoValidation)
for _, info := range contactInfo {
if info.ContactMethod == ttnpb.CONTACT_METHOD_EMAIL && info.ValidatedAt == nil {
validation, ok := emailValidations[info.Value]
if !ok {
key, err := auth.GenerateKey(ctx)
if err != nil {
return nil, err
}
validation = &ttnpb.ContactInfoValidation{
ID: id,
Token: key,
Entity: ids,
CreatedAt: &now,
ExpiresAt: &expires,
}
emailValidations[info.Value] = validation
}
validation.ContactInfo = append(validation.ContactInfo, info)
}
}
if len(emailValidations) == 0 {
return nil, errNoValidationNeeded.New()
}
err = is.withDatabase(ctx, func(db *gorm.DB) (err error) {
for email, validation := range emailValidations {
validation, err = store.GetContactInfoStore(db).CreateValidation(ctx, validation)
if err != nil {
if errors.IsAlreadyExists(err) {
delete(emailValidations, email)
continue
}
return err
}
log.FromContext(ctx).WithFields(log.Fields(
"email", email,
"token", validation.Token,
)).Info("Created email validation token")
emailValidations[email] = validation
}
return nil
})
if err != nil {
return nil, err
}
var pendingContactInfo []*ttnpb.ContactInfo
for address, validation := range emailValidations {
err := is.SendEmail(ctx, func(data emails.Data) email.MessageData {
data.User.Email = address
data.SetEntity(validation.Entity)
return emails.Validate{
Data: data,
ID: validation.ID,
Token: validation.Token,
TTL: ttl,
}
})
if err != nil {
log.FromContext(ctx).WithError(err).Error("Could not send validation email")
}
pendingContactInfo = append(pendingContactInfo, validation.ContactInfo...)
validation.Token = "" // Unset tokens after sending emails
}
if len(pendingContactInfo) == 0 {
return nil, errValidationsAlreadySent.New()
}
return &ttnpb.ContactInfoValidation{
ID: id,
Entity: ids,
ContactInfo: pendingContactInfo,
CreatedAt: &now,
}, nil
}
func (is *IdentityServer) validateContactInfo(ctx context.Context, req *ttnpb.ContactInfoValidation) (*types.Empty, error) {
err := is.withDatabase(ctx, func(db *gorm.DB) error {
return store.GetContactInfoStore(db).Validate(ctx, req)
})
if err != nil {
return nil, err
}
return ttnpb.Empty, nil
}
type contactInfoRegistry struct {
*IdentityServer
}
var errNoContactInfoForEntity = errors.DefineInvalidArgument("no_contact_info", "no contact info for this entity type")
func (cir *contactInfoRegistry) RequestValidation(ctx context.Context, ids *ttnpb.EntityIdentifiers) (*ttnpb.ContactInfoValidation, error) {
var err error
switch id := ids.Identifiers().(type) {
case *ttnpb.ApplicationIdentifiers:
err = rights.RequireApplication(ctx, *id, ttnpb.RIGHT_APPLICATION_SETTINGS_BASIC)
case *ttnpb.ClientIdentifiers:
err = rights.RequireClient(ctx, *id, ttnpb.RIGHT_CLIENT_ALL)
case *ttnpb.GatewayIdentifiers:
err = rights.RequireGateway(ctx, *id, ttnpb.RIGHT_GATEWAY_SETTINGS_BASIC)
case *ttnpb.OrganizationIdentifiers:
err = rights.RequireOrganization(ctx, *id, ttnpb.RIGHT_ORGANIZATION_SETTINGS_BASIC)
case *ttnpb.UserIdentifiers:
err = rights.RequireUser(ctx, *id, ttnpb.RIGHT_USER_SETTINGS_BASIC)
default:
return nil, errNoContactInfoForEntity.New()
}
if err != nil {
return nil, err
}
return cir.requestContactInfoValidation(ctx, ids)
}
func (cir *contactInfoRegistry) Validate(ctx context.Context, req *ttnpb.ContactInfoValidation) (*types.Empty, error) {
return cir.validateContactInfo(ctx, req)
}