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442 lines
13 KiB
Go
442 lines
13 KiB
Go
package config
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import (
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"bytes"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"sync"
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"time"
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"github.com/fsnotify/fsnotify"
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"github.com/sirupsen/logrus"
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"github.com/spf13/viper"
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)
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const (
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EventJoinLeave = "join_leave"
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EventTopicChange = "topic_change"
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EventFailure = "failure"
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EventFileFailureSize = "file_failure_size"
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EventAvatarDownload = "avatar_download"
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EventRejoinChannels = "rejoin_channels"
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EventUserAction = "user_action"
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EventMsgDelete = "msg_delete"
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EventFileDelete = "file_delete"
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EventAPIConnected = "api_connected"
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EventUserTyping = "user_typing"
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EventGetChannelMembers = "get_channel_members"
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EventNoticeIRC = "notice_irc"
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)
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const ParentIDNotFound = "msg-parent-not-found"
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type Message struct {
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Text string `json:"text"`
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Channel string `json:"channel"`
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Username string `json:"username"`
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UserID string `json:"userid"` // userid on the bridge
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Avatar string `json:"avatar"`
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Account string `json:"account"`
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Event string `json:"event"`
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Protocol string `json:"protocol"`
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Gateway string `json:"gateway"`
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ParentID string `json:"parent_id"`
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Timestamp time.Time `json:"timestamp"`
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ID string `json:"id"`
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Extra map[string][]interface{}
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}
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func (m Message) ParentNotFound() bool {
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return m.ParentID == ParentIDNotFound
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}
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func (m Message) ParentValid() bool {
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return m.ParentID != "" && !m.ParentNotFound()
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}
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type FileInfo struct {
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Name string
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Data *[]byte
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Comment string
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URL string
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Size int64
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Avatar bool
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SHA string
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NativeID string
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}
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type ChannelInfo struct {
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Name string
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Account string
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Direction string
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ID string
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SameChannel map[string]bool
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Options ChannelOptions
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}
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type ChannelMember struct {
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Username string
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Nick string
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UserID string
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ChannelID string
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ChannelName string
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}
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type ChannelMembers []ChannelMember
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type Protocol struct {
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AllowMention []string // discord
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AuthCode string // steam
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BindAddress string // mattermost, slack // DEPRECATED
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Buffer int // api
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Charset string // irc
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ClientID string // msteams
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ColorNicks bool // only irc for now
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Debug bool // general
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DebugLevel int // only for irc now
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DisableWebPagePreview bool // telegram
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EditSuffix string // mattermost, slack, discord, telegram, gitter
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EditDisable bool // mattermost, slack, discord, telegram, gitter
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HTMLDisable bool // matrix
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IconURL string // mattermost, slack
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IgnoreFailureOnStart bool // general
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IgnoreNicks string // all protocols
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IgnoreMessages string // all protocols
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Jid string // xmpp
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JoinDelay string // all protocols
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Label string // all protocols
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Login string // mattermost, matrix
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LogFile string // general
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MediaDownloadBlackList []string
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MediaDownloadPath string // Basically MediaServerUpload, but instead of uploading it, just write it to a file on the same server.
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MediaDownloadSize int // all protocols
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MediaServerDownload string
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MediaServerUpload string
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MediaConvertTgs string // telegram
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MediaConvertWebPToPNG bool // telegram
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MessageDelay int // IRC, time in millisecond to wait between messages
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MessageFormat string // telegram
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MessageLength int // IRC, max length of a message allowed
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MessageQueue int // IRC, size of message queue for flood control
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MessageSplit bool // IRC, split long messages with newlines on MessageLength instead of clipping
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Muc string // xmpp
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MxID string // matrix
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Name string // all protocols
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Nick string // all protocols
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NickFormatter string // mattermost, slack
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NickServNick string // IRC
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NickServUsername string // IRC
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NickServPassword string // IRC
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NicksPerRow int // mattermost, slack
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NoHomeServerSuffix bool // matrix
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NoSendJoinPart bool // all protocols
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NoTLS bool // mattermost, xmpp
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Password string // IRC,mattermost,XMPP,matrix
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PrefixMessagesWithNick bool // mattemost, slack
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PreserveThreading bool // slack
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Protocol string // all protocols
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QuoteDisable bool // telegram
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QuoteFormat string // telegram
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QuoteLengthLimit int // telegram
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RealName string // IRC
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RejoinDelay int // IRC
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ReplaceMessages [][]string // all protocols
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ReplaceNicks [][]string // all protocols
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RemoteNickFormat string // all protocols
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RunCommands []string // IRC
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Server string // IRC,mattermost,XMPP,discord,matrix
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SessionFile string // msteams,whatsapp
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ShowJoinPart bool // all protocols
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ShowTopicChange bool // slack
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ShowUserTyping bool // slack
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ShowEmbeds bool // discord
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SkipTLSVerify bool // IRC, mattermost
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SkipVersionCheck bool // mattermost
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StripNick bool // all protocols
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StripMarkdown bool // irc
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SyncTopic bool // slack
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TengoModifyMessage string // general
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Team string // mattermost, keybase
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TeamID string // msteams
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TenantID string // msteams
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Token string // gitter, slack, discord, api, matrix
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Topic string // zulip
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URL string // mattermost, slack // DEPRECATED
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UseAPI bool // mattermost, slack
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UseLocalAvatar []string // discord
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UseSASL bool // IRC
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UseTLS bool // IRC
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UseDiscriminator bool // discord
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UseFirstName bool // telegram
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UseUserName bool // discord, matrix, mattermost
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UseInsecureURL bool // telegram
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UserName string // IRC
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VerboseJoinPart bool // IRC
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WebhookBindAddress string // mattermost, slack
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WebhookURL string // mattermost, slack
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}
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type ChannelOptions struct {
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Key string // irc, xmpp
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WebhookURL string // discord
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Topic string // zulip
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}
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type Bridge struct {
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Account string
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Channel string
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Options ChannelOptions
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SameChannel bool
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}
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type Gateway struct {
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Name string
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Enable bool
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In []Bridge
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Out []Bridge
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InOut []Bridge
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}
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type Tengo struct {
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InMessage string
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Message string
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RemoteNickFormat string
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OutMessage string
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}
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type SameChannelGateway struct {
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Name string
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Enable bool
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Channels []string
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Accounts []string
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}
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type BridgeValues struct {
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API map[string]Protocol
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IRC map[string]Protocol
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Mattermost map[string]Protocol
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Matrix map[string]Protocol
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Slack map[string]Protocol
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SlackLegacy map[string]Protocol
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Steam map[string]Protocol
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Gitter map[string]Protocol
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XMPP map[string]Protocol
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Discord map[string]Protocol
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Telegram map[string]Protocol
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Rocketchat map[string]Protocol
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SSHChat map[string]Protocol
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WhatsApp map[string]Protocol // TODO is this struct used? Search for "SlackLegacy" for example didn't return any results
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Zulip map[string]Protocol
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Keybase map[string]Protocol
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Mumble map[string]Protocol
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General Protocol
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Tengo Tengo
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Gateway []Gateway
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SameChannelGateway []SameChannelGateway
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}
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type Config interface {
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Viper() *viper.Viper
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BridgeValues() *BridgeValues
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IsKeySet(key string) bool
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GetBool(key string) (bool, bool)
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GetInt(key string) (int, bool)
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GetString(key string) (string, bool)
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GetStringSlice(key string) ([]string, bool)
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GetStringSlice2D(key string) ([][]string, bool)
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}
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type config struct {
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sync.RWMutex
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logger *logrus.Entry
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v *viper.Viper
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cv *BridgeValues
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}
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// NewConfig instantiates a new configuration based on the specified configuration file path.
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func NewConfig(rootLogger *logrus.Logger, cfgfile string) Config {
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logger := rootLogger.WithFields(logrus.Fields{"prefix": "config"})
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viper.SetConfigFile(cfgfile)
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input, err := ioutil.ReadFile(cfgfile)
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if err != nil {
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logger.Fatalf("Failed to read configuration file: %#v", err)
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}
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cfgtype := detectConfigType(cfgfile)
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mycfg := newConfigFromString(logger, input, cfgtype)
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if mycfg.cv.General.LogFile != "" {
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logfile, err := os.OpenFile(mycfg.cv.General.LogFile, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0600)
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if err == nil {
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logger.Info("Opening log file ", mycfg.cv.General.LogFile)
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rootLogger.Out = logfile
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} else {
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logger.Warn("Failed to open ", mycfg.cv.General.LogFile)
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}
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}
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if mycfg.cv.General.MediaDownloadSize == 0 {
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mycfg.cv.General.MediaDownloadSize = 1000000
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}
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viper.WatchConfig()
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viper.OnConfigChange(func(e fsnotify.Event) {
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logger.Println("Config file changed:", e.Name)
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})
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return mycfg
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}
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// detectConfigType detects JSON and YAML formats, defaults to TOML.
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func detectConfigType(cfgfile string) string {
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fileExt := filepath.Ext(cfgfile)
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switch fileExt {
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case ".json":
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return "json"
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case ".yaml", ".yml":
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return "yaml"
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}
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return "toml"
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}
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// NewConfigFromString instantiates a new configuration based on the specified string.
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func NewConfigFromString(rootLogger *logrus.Logger, input []byte) Config {
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logger := rootLogger.WithFields(logrus.Fields{"prefix": "config"})
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return newConfigFromString(logger, input, "toml")
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}
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func newConfigFromString(logger *logrus.Entry, input []byte, cfgtype string) *config {
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viper.SetConfigType(cfgtype)
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viper.SetEnvPrefix("matterbridge")
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viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_", "-", "_"))
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viper.AutomaticEnv()
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if err := viper.ReadConfig(bytes.NewBuffer(input)); err != nil {
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logger.Fatalf("Failed to parse the configuration: %s", err)
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}
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cfg := &BridgeValues{}
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if err := viper.Unmarshal(cfg); err != nil {
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logger.Fatalf("Failed to load the configuration: %s", err)
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}
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return &config{
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logger: logger,
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v: viper.GetViper(),
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cv: cfg,
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}
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}
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func (c *config) BridgeValues() *BridgeValues {
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return c.cv
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}
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func (c *config) Viper() *viper.Viper {
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return c.v
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}
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func (c *config) IsKeySet(key string) bool {
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c.RLock()
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defer c.RUnlock()
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return c.v.IsSet(key)
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}
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func (c *config) GetBool(key string) (bool, bool) {
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c.RLock()
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defer c.RUnlock()
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return c.v.GetBool(key), c.v.IsSet(key)
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}
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func (c *config) GetInt(key string) (int, bool) {
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c.RLock()
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defer c.RUnlock()
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return c.v.GetInt(key), c.v.IsSet(key)
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}
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func (c *config) GetString(key string) (string, bool) {
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c.RLock()
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defer c.RUnlock()
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return c.v.GetString(key), c.v.IsSet(key)
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}
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func (c *config) GetStringSlice(key string) ([]string, bool) {
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c.RLock()
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defer c.RUnlock()
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return c.v.GetStringSlice(key), c.v.IsSet(key)
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}
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func (c *config) GetStringSlice2D(key string) ([][]string, bool) {
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c.RLock()
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defer c.RUnlock()
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res, ok := c.v.Get(key).([]interface{})
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if !ok {
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return nil, false
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}
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var result [][]string
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for _, entry := range res {
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result2 := []string{}
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for _, entry2 := range entry.([]interface{}) {
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result2 = append(result2, entry2.(string))
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}
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result = append(result, result2)
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}
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return result, true
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}
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func GetIconURL(msg *Message, iconURL string) string {
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info := strings.Split(msg.Account, ".")
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protocol := info[0]
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name := info[1]
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iconURL = strings.Replace(iconURL, "{NICK}", msg.Username, -1)
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iconURL = strings.Replace(iconURL, "{BRIDGE}", name, -1)
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iconURL = strings.Replace(iconURL, "{PROTOCOL}", protocol, -1)
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return iconURL
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}
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type TestConfig struct {
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Config
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Overrides map[string]interface{}
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}
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func (c *TestConfig) IsKeySet(key string) bool {
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_, ok := c.Overrides[key]
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return ok || c.Config.IsKeySet(key)
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}
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func (c *TestConfig) GetBool(key string) (bool, bool) {
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val, ok := c.Overrides[key]
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if ok {
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return val.(bool), true
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}
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return c.Config.GetBool(key)
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}
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func (c *TestConfig) GetInt(key string) (int, bool) {
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if val, ok := c.Overrides[key]; ok {
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return val.(int), true
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}
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return c.Config.GetInt(key)
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}
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func (c *TestConfig) GetString(key string) (string, bool) {
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if val, ok := c.Overrides[key]; ok {
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return val.(string), true
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}
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return c.Config.GetString(key)
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}
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func (c *TestConfig) GetStringSlice(key string) ([]string, bool) {
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if val, ok := c.Overrides[key]; ok {
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return val.([]string), true
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}
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return c.Config.GetStringSlice(key)
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}
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func (c *TestConfig) GetStringSlice2D(key string) ([][]string, bool) {
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if val, ok := c.Overrides[key]; ok {
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return val.([][]string), true
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}
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return c.Config.GetStringSlice2D(key)
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}
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