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tweaks to UBAN

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This commit is contained in:
Shivaram Lingamneni 2021-01-22 07:27:10 -05:00
parent c14154c062
commit 8dd39a6e71
4 changed files with 38 additions and 30 deletions
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24
irc/uban.go
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@ -303,13 +303,12 @@ func ubanInfoHandler(client *Client, target ubanTarget, params []string, rb *Res
func ubanInfoCIDR(client *Client, target ubanTarget, rb *ResponseBuffer) {
if target.cidr.PrefixLen == 128 {
status := client.server.connectionLimiter.Status(target.cidr.IP)
str := target.cidr.IP.String()
netName, status := client.server.connectionLimiter.Status(target.cidr.IP)
if status.Exempt {
rb.Notice(fmt.Sprintf(client.t("IP %s is exempt from connection limits"), str))
rb.Notice(fmt.Sprintf(client.t("IP %s is exempt from connection limits"), target.cidr.IP.String()))
} else {
rb.Notice(fmt.Sprintf(client.t("IP %[1]s has %[2]d active connections out of a maximum of %[3]d"), str, status.Count, status.MaxCount))
rb.Notice(fmt.Sprintf(client.t("IP %[1]s has had %[2]d connection attempts in the past %[3]v, out of a maximum of %[4]d"), str, status.Throttle, status.ThrottleDuration, status.MaxPerWindow))
rb.Notice(fmt.Sprintf(client.t("Network %[1]s has %[2]d active connections out of a maximum of %[3]d"), netName, status.Count, status.MaxCount))
rb.Notice(fmt.Sprintf(client.t("Network %[1]s has had %[2]d connection attempts in the past %[3]v, out of a maximum of %[4]d"), netName, status.Throttle, status.ThrottleDuration, status.MaxPerWindow))
}
}
@ -364,15 +363,22 @@ func ubanInfoNick(client *Client, target ubanTarget, rb *ResponseBuffer) {
mcl := client.server.clients.Get(target.nickOrMask)
if mcl != nil {
details := mcl.Details()
sessions := mcl.Sessions()
ip := mcl.IP()
sendIPBanWarning := false
if details.account == "" {
rb.Notice(fmt.Sprintf(client.t("Client %[1]s is unauthenticated and connected from %[2]s"), details.nick, mcl.IP().String()))
rb.Notice(fmt.Sprintf(client.t("Client %[1]s is unauthenticated and connected from %[2]s"), details.nick, ip.String()))
sendIPBanWarning = true
} else {
rb.Notice(fmt.Sprintf(client.t("Client %[1]s is logged into account %[2]s and has %[3]d active clients (see /NICKSERV CLIENTS LIST %[4]s for more info"), details.nick, details.accountName, len(mcl.Sessions()), details.nick))
ip := mcl.IP()
if !ip.IsLoopback() {
rb.Notice(fmt.Sprintf(client.t("Client %[1]s is associated with IP %[2]s; you can ban this IP with /UBAN ADD"), details.nick, ip.String()))
if !ip.IsLoopback() && len(sessions) == 1 {
rb.Notice(fmt.Sprintf(client.t("Client %[1]s is associated with IP %[2]s"), details.nick, ip.String()))
sendIPBanWarning = true
}
}
if sendIPBanWarning {
rb.Notice(client.t("Warning: banning this IP or a network that contains it may affect other users. Use /UBAN INFO on the candidate IP or network for more information."))
}
} else {
rb.Notice(fmt.Sprintf(client.t("No client is currently using that nickname")))
}