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put an upper limit on registration messages

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Fixes #505
This commit is contained in:
Shivaram Lingamneni 2019-05-22 16:15:59 -04:00
parent 0af0a0b445
commit 4e13f72ca9
3 changed files with 29 additions and 10 deletions
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24
irc/config.go
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@ -214,16 +214,17 @@ type LineLenLimits struct {
// Various server-enforced limits on data size.
type Limits struct {
AwayLen int `yaml:"awaylen"`
ChanListModes int `yaml:"chan-list-modes"`
ChannelLen int `yaml:"channellen"`
IdentLen int `yaml:"identlen"`
KickLen int `yaml:"kicklen"`
LineLen LineLenLimits `yaml:"linelen"`
MonitorEntries int `yaml:"monitor-entries"`
NickLen int `yaml:"nicklen"`
TopicLen int `yaml:"topiclen"`
WhowasEntries int `yaml:"whowas-entries"`
AwayLen int `yaml:"awaylen"`
ChanListModes int `yaml:"chan-list-modes"`
ChannelLen int `yaml:"channellen"`
IdentLen int `yaml:"identlen"`
KickLen int `yaml:"kicklen"`
LineLen LineLenLimits `yaml:"linelen"`
MonitorEntries int `yaml:"monitor-entries"`
NickLen int `yaml:"nicklen"`
TopicLen int `yaml:"topiclen"`
WhowasEntries int `yaml:"whowas-entries"`
RegistrationMessages int `yaml:"registration-messages"`
}
// STSConfig controls the STS configuration/
@ -532,6 +533,9 @@ func LoadConfig(filename string) (config *Config, err error) {
if config.Limits.NickLen < 1 || config.Limits.ChannelLen < 2 || config.Limits.AwayLen < 1 || config.Limits.KickLen < 1 || config.Limits.TopicLen < 1 {
return nil, ErrLimitsAreInsane
}
if config.Limits.RegistrationMessages == 0 {
config.Limits.RegistrationMessages = 1024
}
if config.Server.STS.Enabled {
config.Server.STS.Duration, err = custime.ParseDuration(config.Server.STS.DurationString)
if err != nil {