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Merge pull request #201 from slingamn/fixes.3

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some small fixes
This commit is contained in:
Daniel Oaks 2018-02-27 13:30:30 -08:00 committed by GitHub
commit 9b21ee36b2
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3 changed files with 22 additions and 26 deletions
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17
irc/connection_limits/limiter.go
View File

@ -12,11 +12,12 @@ import (
// LimiterConfig controls the automated connection limits. // LimiterConfig controls the automated connection limits.
type LimiterConfig struct { type LimiterConfig struct {
Enabled bool Enabled bool
CidrLenIPv4 int `yaml:"cidr-len-ipv4"` CidrLenIPv4 int `yaml:"cidr-len-ipv4"`
CidrLenIPv6 int `yaml:"cidr-len-ipv6"` CidrLenIPv6 int `yaml:"cidr-len-ipv6"`
IPsPerCidr int `yaml:"ips-per-subnet"` ConnsPerSubnet int `yaml:"connections-per-subnet"`
Exempted []string IPsPerSubnet int `yaml:"ips-per-subnet"` // legacy name for ConnsPerSubnet
Exempted []string
} }
var ( var (
@ -145,7 +146,11 @@ func (cl *Limiter) ApplyConfig(config LimiterConfig) error {
cl.ipv6Mask = net.CIDRMask(config.CidrLenIPv6, 128) cl.ipv6Mask = net.CIDRMask(config.CidrLenIPv6, 128)
// subnetLimit is explicitly NOT capped at a minimum of one. // subnetLimit is explicitly NOT capped at a minimum of one.
// this is so that CL config can be used to allow ONLY clients from exempted IPs/nets // this is so that CL config can be used to allow ONLY clients from exempted IPs/nets
cl.subnetLimit = config.IPsPerCidr cl.subnetLimit = config.ConnsPerSubnet
// but: check if the current key was left unset, but the legacy was set:
if cl.subnetLimit == 0 && config.IPsPerSubnet != 0 {
cl.subnetLimit = config.IPsPerSubnet
}
cl.exemptedIPs = exemptedIPs cl.exemptedIPs = exemptedIPs
cl.exemptedNets = exemptedNets cl.exemptedNets = exemptedNets

26
irc/handlers.go
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@ -1594,16 +1594,14 @@ func motdHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Resp
return false return false
} }
// NAMES [<channel>{,<channel>}] // NAMES [<channel>{,<channel>} [target]]
func namesHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool { func namesHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool {
var channels []string var channels []string
if len(msg.Params) > 0 { if len(msg.Params) > 0 {
channels = strings.Split(msg.Params[0], ",") channels = strings.Split(msg.Params[0], ",")
} }
//var target string
//if len(msg.Params) > 1 { // TODO: in a post-federation world, process `target` (server to forward request to)
// target = msg.Params[1]
//}
if len(channels) == 0 { if len(channels) == 0 {
for _, channel := range server.channels.Channels() { for _, channel := range server.channels.Channels() {
@ -1612,21 +1610,13 @@ func namesHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
return false return false
} }
// limit regular users to only listing one channel
if !client.flags[modes.Operator] {
channels = channels[:1]
}
for _, chname := range channels { for _, chname := range channels {
casefoldedChname, err := CasefoldChannel(chname) channel := server.channels.Get(chname)
channel := server.channels.Get(casefoldedChname) if channel != nil {
if err != nil || channel == nil { channel.Names(client, rb)
if len(chname) > 0 { } else if chname != "" {
rb.Add(nil, server.name, ERR_NOSUCHCHANNEL, client.nick, chname, client.t("No such channel")) rb.Add(nil, server.name, RPL_ENDOFNAMES, client.Nick(), chname, client.t("End of NAMES list"))
}
continue
} }
channel.Names(client, rb)
} }
return false return false
} }

5
oragono.yaml
View File

@ -79,6 +79,7 @@ server:
password: JDJhJDA0JG9rTTVERlNRa0hpOEZpNkhjZE95SU9Da1BseFdlcWtOTEQxNEFERVlqbEZNTkdhOVlYUkMu password: JDJhJDA0JG9rTTVERlNRa0hpOEZpNkhjZE95SU9Da1BseFdlcWtOTEQxNEFERVlqbEZNTkdhOVlYUkMu
# hosts that can use this webirc command # hosts that can use this webirc command
# you should also add these addresses to the connection limits and throttling exemption lists
hosts: hosts:
# - localhost # - localhost
# - "127.0.0.1" # - "127.0.0.1"
@ -100,8 +101,8 @@ server:
# how wide the cidr should be for IPv6 # how wide the cidr should be for IPv6
cidr-len-ipv6: 64 cidr-len-ipv6: 64
# maximum number of IPs per subnet (defined above by the cird length) # maximum concurrent connections per subnet (defined above by the cidr length)
ips-per-subnet: 16 connections-per-subnet: 16
# IPs/networks which are exempted from connection limits # IPs/networks which are exempted from connection limits
exempted: exempted: