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同步操作将从 tupelo-shen/mysnapd 强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!!
确定后同步将在后台操作,完成时将刷新页面,请耐心等待。
// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2017 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package asserts
import (
"fmt"
"net/url"
"time"
)
// Store holds a store assertion, defining the configuration needed to connect
// a device to the store or relative to a non-default store.
type Store struct {
assertionBase
url *url.URL
friendlyStores []string
timestamp time.Time
}
// Store returns the identifying name of the operator's store.
func (store *Store) Store() string {
return store.HeaderString("store")
}
// OperatorID returns the account id of the store's operator.
func (store *Store) OperatorID() string {
return store.HeaderString("operator-id")
}
// URL returns the URL of the store's API.
func (store *Store) URL() *url.URL {
return store.url
}
// FriendlyStores returns stores holding snaps that are also exposed
// through this one.
func (store *Store) FriendlyStores() []string {
return store.friendlyStores
}
// Location returns a summary of the store's location/purpose.
func (store *Store) Location() string {
return store.HeaderString("location")
}
// Timestamp returns the time when the store assertion was issued.
func (store *Store) Timestamp() time.Time {
return store.timestamp
}
func (store *Store) checkConsistency(db RODatabase, acck *AccountKey) error {
// Will be applied to a system's snapd or influence snapd
// policy decisions (via friendly-stores) so must be signed by a trusted
// authority!
if !db.IsTrustedAccount(store.AuthorityID()) {
return fmt.Errorf("store assertion %q is not signed by a directly trusted authority: %s",
store.Store(), store.AuthorityID())
}
_, err := db.Find(AccountType, map[string]string{"account-id": store.OperatorID()})
if err != nil {
if IsNotFound(err) {
return fmt.Errorf(
"store assertion %q does not have a matching account assertion for the operator %q",
store.Store(), store.OperatorID())
}
return err
}
return nil
}
// Prerequisites returns references to this store's prerequisite assertions.
func (store *Store) Prerequisites() []*Ref {
return []*Ref{
{AccountType, []string{store.OperatorID()}},
}
}
// checkStoreURL validates the "url" header and returns a full URL or nil.
func checkStoreURL(headers map[string]interface{}) (*url.URL, error) {
s, err := checkOptionalString(headers, "url")
if err != nil {
return nil, err
}
if s == "" {
return nil, nil
}
errWhat := `"url" header`
u, err := url.Parse(s)
if err != nil {
return nil, fmt.Errorf("%s must be a valid URL: %s", errWhat, s)
}
if u.Scheme != "http" && u.Scheme != "https" {
return nil, fmt.Errorf(`%s scheme must be "https" or "http": %s`, errWhat, s)
}
if u.Host == "" {
return nil, fmt.Errorf(`%s must have a host: %s`, errWhat, s)
}
if u.RawQuery != "" {
return nil, fmt.Errorf(`%s must not have a query: %s`, errWhat, s)
}
if u.Fragment != "" {
return nil, fmt.Errorf(`%s must not have a fragment: %s`, errWhat, s)
}
return u, nil
}
func assembleStore(assert assertionBase) (Assertion, error) {
_, err := checkNotEmptyString(assert.headers, "operator-id")
if err != nil {
return nil, err
}
url, err := checkStoreURL(assert.headers)
if err != nil {
return nil, err
}
friendlyStores, err := checkStringList(assert.headers, "friendly-stores")
if err != nil {
return nil, err
}
_, err = checkOptionalString(assert.headers, "location")
if err != nil {
return nil, err
}
timestamp, err := checkRFC3339Date(assert.headers, "timestamp")
if err != nil {
return nil, err
}
return &Store{
assertionBase: assert,
url: url,
friendlyStores: friendlyStores,
timestamp: timestamp,
}, nil
}
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