229 lines
5.3 KiB
Go
229 lines
5.3 KiB
Go
// Copyright (c) 2023 Proton AG
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//
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// This file is part of Proton Mail Bridge.
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//
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// Proton Mail Bridge is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Proton Mail Bridge is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>.
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package configstatus
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import (
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"encoding/json"
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"fmt"
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"os"
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"strconv"
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"time"
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"github.com/ProtonMail/proton-bridge/v3/internal/safe"
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"github.com/sirupsen/logrus"
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)
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const version = "1.0.0"
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func LoadConfigurationStatus(filepath string) (*ConfigurationStatus, error) {
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status := ConfigurationStatus{
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FilePath: filepath,
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DataLock: safe.NewRWMutex(),
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Data: &ConfigurationStatusData{},
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}
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if _, err := os.Stat(filepath); err == nil {
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if err := status.Load(); err == nil {
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return &status, nil
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}
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logrus.WithError(err).Warn("Cannot load configuration status file. Reset it.")
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}
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status.Data.init()
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if err := status.Save(); err != nil {
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return &status, err
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}
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return &status, nil
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}
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func (status *ConfigurationStatus) Load() error {
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bytes, err := os.ReadFile(status.FilePath)
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if err != nil {
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return err
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}
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var metadata MetadataOnly
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if err := json.Unmarshal(bytes, &metadata); err != nil {
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return err
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}
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if metadata.Metadata.Version != version {
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return fmt.Errorf("unsupported configstatus file version %s", metadata.Metadata.Version)
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}
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return json.Unmarshal(bytes, status.Data)
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}
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func (status *ConfigurationStatus) Save() error {
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temp := status.FilePath + "_temp"
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f, err := os.Create(temp) //nolint:gosec
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if err != nil {
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return err
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}
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enc := json.NewEncoder(f)
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enc.SetIndent("", " ")
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err = enc.Encode(status.Data)
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if err := f.Close(); err != nil {
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logrus.WithError(err).Error("Error while closing configstatus file.")
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}
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if err != nil {
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return err
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}
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return os.Rename(temp, status.FilePath)
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}
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func (status *ConfigurationStatus) IsPending() bool {
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status.DataLock.RLock()
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defer status.DataLock.RUnlock()
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return !status.Data.DataV1.PendingSince.IsZero()
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}
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func (status *ConfigurationStatus) isPendingSinceMin() int {
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if min := int(time.Since(status.Data.DataV1.PendingSince).Minutes()); min > 0 {
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return min
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}
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return 0
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}
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func (status *ConfigurationStatus) IsFromFailure() bool {
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status.DataLock.RLock()
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defer status.DataLock.RUnlock()
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return status.Data.DataV1.FailureDetails != ""
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}
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func (status *ConfigurationStatus) ApplySuccess() error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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status.Data.init()
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status.Data.DataV1.PendingSince = time.Time{}
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return status.Save()
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}
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func (status *ConfigurationStatus) ApplyFailure(err string) error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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status.Data.init()
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status.Data.DataV1.FailureDetails = err
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return status.Save()
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}
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func (status *ConfigurationStatus) ApplyProgress() error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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status.Data.DataV1.LastProgress = time.Now()
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return status.Save()
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}
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func (status *ConfigurationStatus) RecordLinkClicked(link uint64) error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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if !status.Data.hasLinkClicked(link) {
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status.Data.setClickedLink(link)
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return status.Save()
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}
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return nil
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}
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func (status *ConfigurationStatus) ReportClicked() error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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if !status.Data.DataV1.ReportClick {
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status.Data.DataV1.ReportClick = true
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return status.Save()
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}
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return nil
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}
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func (status *ConfigurationStatus) ReportSent() error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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if !status.Data.DataV1.ReportSent {
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status.Data.DataV1.ReportSent = true
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return status.Save()
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}
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return nil
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}
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func (status *ConfigurationStatus) AutoconfigUsed(client string) error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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if client != status.Data.DataV1.Autoconf {
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status.Data.DataV1.Autoconf = client
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return status.Save()
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}
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return nil
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}
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func (status *ConfigurationStatus) Remove() error {
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status.DataLock.Lock()
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defer status.DataLock.Unlock()
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return os.Remove(status.FilePath)
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}
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func (data *ConfigurationStatusData) init() {
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data.Metadata = Metadata{
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Version: version,
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}
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data.DataV1.PendingSince = time.Now()
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data.DataV1.LastProgress = time.Time{}
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data.DataV1.Autoconf = ""
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data.DataV1.ClickedLink = 0
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data.DataV1.ReportSent = false
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data.DataV1.ReportClick = false
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data.DataV1.FailureDetails = ""
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}
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func (data *ConfigurationStatusData) setClickedLink(pos uint64) {
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data.DataV1.ClickedLink |= 1 << pos
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}
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func (data *ConfigurationStatusData) hasLinkClicked(pos uint64) bool {
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val := data.DataV1.ClickedLink & (1 << pos)
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return val > 0
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}
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func (data *ConfigurationStatusData) clickedLinkToString() string {
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var str = ""
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var first = true
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for i := 0; i < 64; i++ {
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if data.hasLinkClicked(uint64(i)) {
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if !first {
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str += ","
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} else {
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first = false
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str += "["
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}
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str += strconv.Itoa(i)
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}
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}
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if str != "" {
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str += "]"
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}
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return str
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}
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