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implement review feedback
1. If both fingerprint and hash are specified, require both instead of either 2. Implement auto-oper on connect
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6033d9f569
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@ -1354,3 +1354,18 @@ func (client *Client) CheckInvited(casefoldedChannel string) (invited bool) {
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delete(client.invitedTo, casefoldedChannel)
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return
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}
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// Implements auto-oper by certfp (scans for an auto-eligible operator block that matches
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// the client's cert, then applies it).
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func (client *Client) attemptAutoOper(session *Session) {
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if client.certfp == "" || client.HasMode(modes.Operator) {
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return
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}
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for _, oper := range client.server.Config().operators {
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if oper.Auto && oper.Pass == nil && utils.CertfpsMatch(oper.Fingerprint, client.certfp) {
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rb := NewResponseBuffer(session)
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applyOper(client, oper, rb)
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rb.Send(true)
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}
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}
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}
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@ -212,6 +212,7 @@ type OperConfig struct {
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WhoisLine string `yaml:"whois-line"`
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Password string
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Fingerprint string
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Auto bool
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Modes string
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}
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@ -461,6 +462,7 @@ type Oper struct {
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Vhost string
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Pass []byte
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Fingerprint string
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Auto bool
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Modes []modes.ModeChange
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}
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@ -477,11 +479,18 @@ func (conf *Config) Operators(oc map[string]*OperClass) (map[string]*Oper, error
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}
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oper.Name = name
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oper.Pass, err = decodeLegacyPasswordHash(opConf.Password)
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if err != nil {
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return nil, err
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if opConf.Password != "" {
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oper.Pass, err = decodeLegacyPasswordHash(opConf.Password)
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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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oper.Fingerprint = opConf.Fingerprint
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oper.Auto = opConf.Auto
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if oper.Pass == nil && oper.Fingerprint == "" {
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return nil, fmt.Errorf("Oper %s has neither a password nor a fingerprint", name)
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}
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oper.Vhost = opConf.Vhost
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class, exists := oc[opConf.Class]
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@ -2177,14 +2177,19 @@ func operHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Resp
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return false
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}
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authorized := false
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// must have a matching oper block and not fail any enabled checks
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// (config validation ensures that there is at least one check)
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oper := server.GetOperator(msg.Params[0])
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authorized := oper != nil
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if oper != nil {
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if utils.CertfpsMatch(oper.Fingerprint, client.certfp) {
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authorized = true
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} else if 1 < len(msg.Params) {
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password := []byte(msg.Params[1])
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authorized = (bcrypt.CompareHashAndPassword(oper.Pass, password) == nil)
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if oper.Fingerprint != "" && !utils.CertfpsMatch(oper.Fingerprint, client.certfp) {
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authorized = false
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} else if oper.Pass != nil {
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if len(msg.Params) == 1 {
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authorized = false
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} else if bcrypt.CompareHashAndPassword(oper.Pass, []byte(msg.Params[1])) != nil {
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authorized = false
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}
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}
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}
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if !authorized {
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@ -2193,9 +2198,17 @@ func operHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Resp
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return true
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}
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oldNickmask := client.NickMaskString()
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applyOper(client, oper, rb)
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return false
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}
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// applies operator status to a client, who MUST NOT already be an operator
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func applyOper(client *Client, oper *Oper, rb *ResponseBuffer) {
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details := client.Details()
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oldNickmask := details.nickMask
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client.SetOper(oper)
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if client.NickMaskString() != oldNickmask {
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newNickmask := client.NickMaskString()
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if newNickmask != oldNickmask {
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client.sendChghost(oldNickmask, oper.Vhost)
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}
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@ -2208,17 +2221,14 @@ func operHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Resp
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copy(modeChanges[1:], oper.Modes)
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applied := ApplyUserModeChanges(client, modeChanges, true)
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rb.Add(nil, server.name, RPL_YOUREOPER, client.nick, client.t("You are now an IRC operator"))
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rb.Add(nil, server.name, "MODE", client.nick, applied.String())
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client.server.snomasks.Send(sno.LocalOpers, fmt.Sprintf(ircfmt.Unescape("Client opered up $c[grey][$r%s$c[grey], $r%s$c[grey]]"), client.nickMaskString, oper.Name))
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server.snomasks.Send(sno.LocalOpers, fmt.Sprintf(ircfmt.Unescape("Client opered up $c[grey][$r%s$c[grey], $r%s$c[grey]]"), client.nickMaskString, oper.Name))
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// client may now be unthrottled by the fakelag system
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rb.Broadcast(nil, client.server.name, RPL_YOUREOPER, details.nick, client.t("You are now an IRC operator"))
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rb.Broadcast(nil, client.server.name, "MODE", details.nick, applied.String())
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for _, session := range client.Sessions() {
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// client may now be unthrottled by the fakelag system
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session.resetFakelag()
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}
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return false
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}
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// PART <channel>{,<channel>} [<reason>]
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@ -77,6 +77,18 @@ func (rb *ResponseBuffer) Add(tags map[string]string, prefix string, command str
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rb.AddMessage(ircmsg.MakeMessage(tags, prefix, command, params...))
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}
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// Broadcast adds a standard new message to our queue, then sends an unlabeled copy
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// to all other sessions.
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func (rb *ResponseBuffer) Broadcast(tags map[string]string, prefix string, command string, params ...string) {
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// can't reuse the IrcMessage object because of tag pollution :-\
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rb.Add(tags, prefix, command, params...)
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for _, session := range rb.session.client.Sessions() {
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if session != rb.session {
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session.Send(tags, prefix, command, params...)
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}
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}
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}
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// AddFromClient adds a new message from a specific client to our queue.
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func (rb *ResponseBuffer) AddFromClient(time time.Time, msgid string, fromNickMask string, fromAccount string, tags map[string]string, command string, params ...string) {
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msg := ircmsg.MakeMessage(nil, fromNickMask, command, params...)
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@ -440,6 +440,9 @@ func (server *Server) playRegistrationBurst(session *Session) {
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if modestring != "+" {
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session.Send(nil, d.nickMask, RPL_UMODEIS, d.nick, modestring)
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}
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c.attemptAutoOper(session)
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if server.logger.IsLoggingRawIO() {
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session.Send(nil, c.server.name, "NOTICE", d.nick, c.t("This server is in debug mode and is logging all user I/O. If you do not wish for everything you send to be readable by the server owner(s), please disconnect."))
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}
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16
oragono.yaml
16
oragono.yaml
@ -446,13 +446,19 @@ opers:
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# modes are the modes to auto-set upon opering-up
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modes: +is acjknoqtux
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# password to login with /OPER command
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# generated using "oragono genpasswd"
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# operators can be authenticated either by password (with the /OPER command),
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# or by certificate fingerprint, or both. if a password hash is set, then a
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# password is required to oper up (e.g., /OPER dan mypassword). to generate
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# the hash, use `oragono genpasswd`.
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password: "$2a$04$LiytCxaY0lI.guDj2pBN4eLRD5cdM2OLDwqmGAgB6M2OPirbF5Jcu"
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# if you're logged in using the client cert with this SHA-256 fingerprint,
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# you'll be able to /OPER without a password
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fingerprint: "abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789"
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# if a SHA-256 certificate fingerprint is configured here, then it will be
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# required to /OPER. if you comment out the password hash above, then you can
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# /OPER without a password.
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#fingerprint: "abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789"
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# if 'auto' is set (and no password hash is set), operator permissions will be
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# granted automatically as soon as you connect with the right fingerprint.
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#auto: true
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# logging, takes inspiration from Insp
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logging:
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