Added support for multi-layer channel privacy (Public, Private and Secret)

.gitmodules

@@ -43,3 +43,9 @@
 [submodule "vendor/github.com/prometheus/procfs"]
 	path = vendor/github.com/prometheus/procfs
 	url = https://github.com/prometheus/procfs
+[submodule "vendor/github.com/sasha-s/go-deadlock"]
+	path = vendor/github.com/sasha-s/go-deadlock
+	url = https://github.com/sasha-s/go-deadlock
+[submodule "vendor/github.com/petermattis/goid"]
+	path = vendor/github.com/petermattis/goid
+	url = https://github.com/petermattis/goid

.travis.yml

@@ -0,0 +1,8 @@
+language: go
+sudo: false
+go:
+  - tip
+before_install:
+  - go get github.com/mattn/goveralls
+script:
+  - $HOME/gopath/bin/goveralls -service=travis-ci

CONTRIBUTING.md

@@ -0,0 +1,49 @@
+# Welcome to the contributing guide for eris!
+
+## Developers
+
+- James Mills [@prologic](https://github.com/prologic) (*uthor / Maintainer*)
+
+### Contributors
+
+- [@bear](https://github.com/bear)
+- [@DanielOaks](https://github.com/DanielOaks)
+- [@kzisme](https://github.com/kzisme)
+
+## New Features
+
+* [Create an Issue](https://github.com/prologic/eris/issues/new)
+
+* [Fork eris](https://github.com/prologic/eris#fork-destination-box)
+
+```bash
+$ git clone git@github.com:myuser/eris.git
+```
+
+* Create a new feature branch:
+
+```bash
+$ git checkout -b myfeature#issueN master
+```
+
+* Hack on your feature with your favorite editor
+* Commit and Push your changes up:
+
+```bash
+$ git add -A
+$ git commit -m "my fancy new feature"
+$ git push -u origin my-feature
+```
+
+* Create a new [Pull Request](https://github.com/prologic/eris/compare/)
+* Give the pull request an appropriate title possibly matching the issue
+* In the pull request's description include the text `Closes #N` or `Fixes #N`
+
+# Reporting Bugs
+
+* File a new [Bug Report](https://github.com/prologic/eris/issues/new)
+* Label it as a "Bug"
+
+When describing your bug report; please be concise and as detailed as you can
+so we can easily work out what the problem is. It's also very helpful if you
+are able to provide a test case that repeatedly demonstrates the bug at hand.

Makefile

@@ -6,7 +6,7 @@ APP=eris
 PACKAGE=irc
 REPO?=prologic/$(APP)
 TAG?=latest
-BUILD?=-dev
+BUILD?=dev
 
 all: dev
 

README.md

@@ -1,5 +1,11 @@
 # eris - IRC Server / Daemon written in Go
 
+[![Build Status](https://travis-ci.org/prologic/eris.svg)](https://travis-ci.org/prologic/eris)
+[![Go Report Card](https://goreportcard.com/badge/github.com/prologic/eris)](https://goreportcard.com/report/github.com/prologic/eris)
+[![Coverage](https://coveralls.io/repos/prologic/eris/badge.svg)](https://coveralls.io/r/prologic/eris)
+[![GoDoc](https://godoc.org/github.com/prologic/eris?status.svg)](https://godoc.org/github.com/prologic/eris)
+[![Wiki](https://img.shields.io/badge/docs-wiki-blue.svg)](https://github.com/prologic/eris/wiki)
+
 > This project and repository is based off of [ergonomadic](https://github.com/edmund-huber/ergonomadic)
 > and much of my original contributions were made in my [fork of ergonomadic](https://github.com/prologic/ergonomadic)
 > but the upstream project was ultimately shutdown.
@@ -29,9 +35,9 @@ Discussion at:
 * /server irc.mills.io +6697 (*use TLS/SSL*)
 * /join #lobby
 
-Or (*not recommended*)P
+Or (**not recommended**):
 
-* /server irc.mills.io (*default port 6667, non-TLS)
+* /server irc.mills.io (*default port 6667, non-TLS*)
 * /join #lobby
 
 ## Features
@@ -48,6 +54,41 @@ Or (*not recommended*)P
 * Simple IRC operator privileges (*overrides most things*)
 * Secure connection tracking (+z) and SecureOnly user mode (+Z)
 * Secure channels (+Z)
+* Three layers of channel privacy, Public, Private (+p) and Secret (s)
+
+## Quick Start
+
+```#!bash
+$ go get github.com/prologic/eris
+$ cat > ircd.yml <<EOF
+network:
+  name: Test
+server:
+  name: Test
+  listen:
+    - ":6667"
+EOF
+$ eris
+```
+
+If you want TLS (**recommended**) then:
+
+```#!bash
+$ go get github.com/prologic/mksslcert
+$ mksslcert
+```
+
+This generates a self-signed cert `cert.pem` and `key.pem` into the `$PWD`.
+
+Then add a `tlslisten` block to your config:
+
+```#!yaml
+server:
+  tlslisten:
+    ":6697":
+      key: key.pem
+      cert: cert.pem
+```
 
 ## Installation
 
@@ -67,6 +108,14 @@ $ go install github.com/prologic/mkpasswd
 $ mkpasswd
 ```
 
+Self-signed certificates can also be generated using the `mksslcert` tool
+from [prologic/mksslcert](https://github.com/prologic/mksslcert):
+
+```#!bash
+$ go install github.com/prologic/mksslcert
+$ mksslcert
+```
+
 ## Deployment
 
 To run simply run the `eris` binary (*assuming a `ircd.yml` in the current directory*):
@@ -87,14 +136,18 @@ You may want to customize the configuration however and create your own image ba
 $ docker stack deploy -c docker-compose.yml eris
 ```
 
-Which assumes a `ircd.yml` coniguration fiel int he current directory which Docker will use to distribute as the configuration. The `docker-compose.yml` (*Docker Stackfile*) is available at the root of this repository.
+Which assumes a `ircd.yml` coniguration file in the current directory which Docker will use to distribute as the configuration. The `docker-compose.yml` (*Docker Stackfile*) is available at the root of this repository.
 
-## Related Proejcts
+## Related Projects
 
 There are a number of supported accompanying services that are being developed alongside Eris:
 
 * [Soter](https://github.com/prologic/soter) -- An IRC Bot that persists channel modes and topics.
-* [Cadmus](https://github.com/prologic/cadmus) -- An IRC Bot that logs channels and provides an interface for viewing and searching logs (*Coming soon...*)
+* [Cadmus](https://github.com/prologic/cadmus) -- An IRC Bot that logs channels and provides an interface for viewing and searching logs
+
+## Recommended Mobile clients
+
+* [Palaver (iOS)](https://palaverapp.com/) -- SASL, TLS, Server Password, Push Notifications, IRCv3 (*Also supports custom image upload service(s) for better privacy of shared photos/images over IRC*)
 
 ## License
 

irc/channel.go

@@ -155,16 +155,16 @@ func (channel *Channel) Join(client *Client, key Text) {
 		return
 	}
 
-	isInvited := channel.lists[InviteMask].Match(client.UserHost())
+	isInvited := channel.lists[InviteMask].Match(client.UserHost(false))
 	if !isOperator && channel.flags.Has(InviteOnly) && !isInvited {
 		client.ErrInviteOnlyChan(channel)
 		return
 	}
 
-	if channel.lists[BanMask].Match(client.UserHost()) &&
+	if channel.lists[BanMask].Match(client.UserHost(false)) &&
 		!isInvited &&
 		!isOperator &&
-		!channel.lists[ExceptMask].Match(client.UserHost()) {
+		!channel.lists[ExceptMask].Match(client.UserHost(false)) {
 		client.ErrBannedFromChan(channel)
 		return
 	}
@@ -374,7 +374,7 @@ func (channel *Channel) applyMode(client *Client, change *ChannelModeChange) boo
 		return channel.applyModeMask(client, change.mode, change.op,
 			NewName(change.arg))
 
-	case InviteOnly, Moderated, NoOutside, OpOnlyTopic, Private, SecureChan:
+	case InviteOnly, Moderated, NoOutside, OpOnlyTopic, Private, Secret, SecureChan:
 		return channel.applyModeFlag(client, change.mode, change.op)
 
 	case Key:
@@ -508,7 +508,7 @@ func (channel *Channel) Invite(invitee *Client, inviter *Client) {
 	}
 
 	if channel.flags.Has(InviteOnly) {
-		channel.lists[InviteMask].Add(invitee.UserHost())
+		channel.lists[InviteMask].Add(invitee.UserHost(false))
 	}
 
 	inviter.RplInviting(invitee, channel.name)

irc/client.go

@@ -26,6 +26,7 @@ type Client struct {
 	hasQuit      bool
 	hops         uint
 	hostname     Name
+	hostmask     Name // Cloacked hostname (SHA256)
 	pingTime     time.Time
 	idleTimer    *time.Timer
 	nick         Name
@@ -83,6 +84,7 @@ func (client *Client) readloop() {
 
 	// Set the hostname for this client.
 	client.hostname = AddrLookupHostname(client.socket.conn.RemoteAddr())
+	client.hostmask = NewName(SHA256(client.hostname.String()))
 
 	for err == nil {
 		if line, err = client.socket.Read(); err != nil {
@@ -220,6 +222,12 @@ func (client *Client) destroy() {
 
 	// clean up server
 
+	if _, ok := client.socket.conn.(*tls.Conn); ok {
+		client.server.metrics.GaugeVec("server", "clients").WithLabelValues("secure").Dec()
+	} else {
+		client.server.metrics.GaugeVec("server", "clients").WithLabelValues("insecure").Dec()
+	}
+
 	client.server.connections.Dec()
 	client.server.clients.Remove(client)
 
@@ -233,6 +241,7 @@ func (client *Client) destroy() {
 	}
 
 	close(client.replies)
+	client.replies = nil
 
 	client.socket.Close()
 
@@ -279,11 +288,14 @@ func (c *Client) ModeString() (str string) {
 	return
 }
 
-func (c *Client) UserHost() Name {
+func (c *Client) UserHost(cloacked bool) Name {
 	username := "*"
 	if c.HasUsername() {
 		username = c.username.String()
 	}
+	if cloacked {
+		return Name(fmt.Sprintf("%s!%s@%s", c.Nick(), username, c.hostmask))
+	}
 	return Name(fmt.Sprintf("%s!%s@%s", c.Nick(), username, c.hostname))
 }
 
@@ -303,7 +315,7 @@ func (c *Client) Nick() Name {
 }
 
 func (c *Client) Id() Name {
-	return c.UserHost()
+	return c.UserHost(true)
 }
 
 func (c *Client) String() string {
@@ -346,7 +358,9 @@ func (client *Client) ChangeNickname(nickname Name) {
 }
 
 func (client *Client) Reply(reply string) {
-	client.replies <- reply
+	if client.replies != nil {
+		client.replies <- reply
+	}
 }
 
 func (client *Client) Quit(message Text) {

irc/client_lookup_set.go

@@ -105,7 +105,7 @@ func (clients *ClientLookupSet) FindAll(userhost Name) *ClientSet {
 
 	var casemappedNickMask string
 	for _, client := range clients.nicks {
-		casemappedNickMask = client.UserHost().String()
+		casemappedNickMask = client.UserHost(false).String()
 		if matcher.Match(casemappedNickMask) {
 			set.Add(client)
 		}
@@ -123,7 +123,7 @@ func (clients *ClientLookupSet) Find(userhost Name) *Client {
 
 	var casemappedNickMask string
 	for _, client := range clients.nicks {
-		casemappedNickMask = client.UserHost().String()
+		casemappedNickMask = client.UserHost(false).String()
 		if matcher.Match(casemappedNickMask) {
 			return client
 		}

irc/config.go

@@ -33,6 +33,10 @@ type Config struct {
 	sync.Mutex
 	filename string
 
+	Network struct {
+		Name string
+	}
+
 	Server struct {
 		PassConfig  `yaml:",inline"`
 		Listen      []string
@@ -97,6 +101,10 @@ func LoadConfig(filename string) (config *Config, err error) {
 
 	config.filename = filename
 
+	if config.Network.Name == "" {
+		return nil, errors.New("Network name missing")
+	}
+
 	if config.Server.Name == "" {
 		return nil, errors.New("Server name missing")
 	}

irc/metrics.go

@@ -20,6 +20,7 @@ var DefObjectives = map[float64]float64{
 type Metrics struct {
 	namespace string
 	metrics   map[string]prometheus.Metric
+	gaugevecs map[string]*prometheus.GaugeVec
 	sumvecs   map[string]*prometheus.SummaryVec
 }
 
@@ -27,6 +28,7 @@ func NewMetrics(namespace string) *Metrics {
 	return &Metrics{
 		namespace: namespace,
 		metrics:   make(map[string]prometheus.Metric),
+		gaugevecs: make(map[string]*prometheus.GaugeVec),
 		sumvecs:   make(map[string]*prometheus.SummaryVec),
 	}
 }
@@ -101,6 +103,24 @@ func (m *Metrics) NewGaugeFunc(subsystem, name, help string, f func() float64) p
 	return guage
 }
 
+func (m *Metrics) NewGaugeVec(subsystem, name, help string, labels []string) *prometheus.GaugeVec {
+	gauagevec := prometheus.NewGaugeVec(
+		prometheus.GaugeOpts{
+			Namespace: m.namespace,
+			Subsystem: subsystem,
+			Name:      name,
+			Help:      help,
+		},
+		labels,
+	)
+
+	key := fmt.Sprintf("%s_%s", subsystem, name)
+	m.gaugevecs[key] = gauagevec
+	prometheus.MustRegister(gauagevec)
+
+	return gauagevec
+}
+
 func (m *Metrics) NewSummary(subsystem, name, help string) prometheus.Summary {
 	summary := prometheus.NewSummary(
 		prometheus.SummaryOpts{
@@ -148,6 +168,11 @@ func (m *Metrics) Gauge(subsystem, name string) prometheus.Gauge {
 	return m.metrics[key].(prometheus.Gauge)
 }
 
+func (m *Metrics) GaugeVec(subsystem, name string) *prometheus.GaugeVec {
+	key := fmt.Sprintf("%s_%s", subsystem, name)
+	return m.gaugevecs[key]
+}
+
 func (m *Metrics) Summary(subsystem, name string) prometheus.Summary {
 	key := fmt.Sprintf("%s_%s", subsystem, name)
 	return m.metrics[key].(prometheus.Summary)

irc/modes.go

@@ -70,7 +70,6 @@ var (
 )
 
 const (
-	Anonymous       ChannelMode = 'a' // flag
 	BanMask         ChannelMode = 'b' // arg
 	ChannelCreator  ChannelMode = 'O' // flag
 	ChannelOperator ChannelMode = 'o' // arg
@@ -82,8 +81,6 @@ const (
 	NoOutside       ChannelMode = 'n' // flag
 	OpOnlyTopic     ChannelMode = 't' // flag
 	Private         ChannelMode = 'p' // flag
-	Quiet           ChannelMode = 'q' // flag
-	ReOp            ChannelMode = 'r' // flag
 	Secret          ChannelMode = 's' // flag, deprecated
 	UserLimit       ChannelMode = 'l' // flag arg
 	Voice           ChannelMode = 'v' // arg
@@ -93,7 +90,7 @@ const (
 var (
 	SupportedChannelModes = ChannelModes{
 		BanMask, ExceptMask, InviteMask, InviteOnly, Key, NoOutside,
-		OpOnlyTopic, Private, UserLimit, SecureChan,
+		OpOnlyTopic, Private, UserLimit, Secret, SecureChan,
 	}
 )
 

irc/password.go

@@ -68,7 +68,7 @@ func (store *MemoryPasswordStore) Verify(username, password string) error {
 	hash, ok := store.Get(username)
 	if !ok {
 		log.Debugf("username %s not found", username)
-		return fmt.Errorf("account not found: %S", username)
+		return fmt.Errorf("account not found: %s", username)
 	}
 
 	return store.hasher.Compare(hash, []byte(password))

irc/privacy.go

@@ -0,0 +1,22 @@
+package irc
+
+func CanSeeChannel(client *Client, channel *Channel) bool {
+	isPrivate := channel.flags.Has(Private)
+	isSecret := channel.flags.Has(Secret)
+
+	isMember := channel.members.Has(client)
+	isOperator := client.flags[Operator]
+	isRegistered := client.flags[Registered]
+	isSecure := client.flags[SecureConn]
+
+	if !(isSecret || isPrivate) {
+		return true
+	}
+	if isSecret && (isMember || isOperator) {
+		return true
+	}
+	if isPrivate && (isMember || isOperator || (isRegistered && isSecure)) {
+		return true
+	}
+	return false
+}

irc/reply.go

@@ -173,8 +173,12 @@ func RplCap(client *Client, subCommand CapSubCommand, arg interface{}) string {
 // numeric replies
 
 func (target *Client) RplWelcome() {
-	target.NumericReply(RPL_WELCOME,
-		":Welcome to the Internet Relay Network %s", target.Id())
+	target.NumericReply(
+		RPL_WELCOME,
+		":Welcome to the %s Internet Relay Network %s",
+		target.server.Network(),
+		target.Id(),
+	)
 }
 
 func (target *Client) RplYourHost() {
@@ -256,13 +260,26 @@ func (target *Client) RplWhois(client *Client) {
 	}
 	target.RplWhoisServer(client)
 	target.RplWhoisLoggedIn(client)
-	target.RplEndOfWhois()
+	target.RplEndOfWhois(client)
 }
 
 func (target *Client) RplWhoisUser(client *Client) {
-	target.NumericReply(RPL_WHOISUSER,
-		"%s %s %s * :%s", client.Nick(), client.username, client.hostname,
-		client.realname)
+	var clientHost Name
+
+	if target.flags[Operator] {
+		clientHost = client.hostname
+	} else {
+		clientHost = client.hostmask
+	}
+
+	target.NumericReply(
+		RPL_WHOISUSER,
+		"%s %s %s * :%s",
+		client.Nick(),
+		client.username,
+		clientHost,
+		client.realname,
+	)
 }
 
 func (target *Client) RplWhoisOperator(client *Client) {
@@ -307,9 +324,12 @@ func (target *Client) RplWhoisServer(client *Client) {
 	)
 }
 
-func (target *Client) RplEndOfWhois() {
-	target.NumericReply(RPL_ENDOFWHOIS,
-		":End of WHOIS list")
+func (target *Client) RplEndOfWhois(client *Client) {
+	target.NumericReply(
+		RPL_ENDOFWHOIS,
+		"%s :End of WHOIS list",
+		client.Nick(),
+	)
 }
 
 func (target *Client) RplChannelModeIs(channel *Channel) {
@@ -320,6 +340,14 @@ func (target *Client) RplChannelModeIs(channel *Channel) {
 // <channel> <user> <host> <server> <nick> ( "H" / "G" ) ["*"] [ ( "@" / "+" ) ]
 // :<hopcount> <real name>
 func (target *Client) RplWhoReply(channel *Channel, client *Client) {
+	var clientHost Name
+
+	if target.flags[Operator] {
+		clientHost = client.hostname
+	} else {
+		clientHost = client.hostmask
+	}
+
 	channelName := "*"
 	flags := ""
 
@@ -349,9 +377,18 @@ func (target *Client) RplWhoReply(channel *Channel, client *Client) {
 			}
 		}
 	}
-	target.NumericReply(RPL_WHOREPLY,
-		"%s %s %s %s %s %s :%d %s", channelName, client.username, client.hostname,
-		client.server.name, client.Nick(), flags, client.hops, client.realname)
+	target.NumericReply(
+		RPL_WHOREPLY,
+		"%s %s %s %s %s %s :%d %s",
+		channelName,
+		client.username,
+		clientHost,
+		client.server.name,
+		client.Nick(),
+		flags,
+		client.hops,
+		client.realname,
+	)
 }
 
 // <name> :End of WHO list
@@ -452,8 +489,13 @@ func (target *Client) RplMOTDEnd() {
 }
 
 func (target *Client) RplList(channel *Channel) {
-	target.NumericReply(RPL_LIST,
-		"%s %d :%s", channel, channel.members.Count(), channel.topic)
+	target.NumericReply(
+		RPL_LIST,
+		"%s %d :%s",
+		channel,
+		channel.members.Count(),
+		channel.topic,
+	)
 }
 
 func (target *Client) RplListEnd(server *Server) {
@@ -467,8 +509,12 @@ func (target *Client) RplNamReply(channel *Channel) {
 }
 
 func (target *Client) RplWhoisChannels(client *Client) {
-	target.MultilineReply(client.WhoisChannelsNames(), RPL_WHOISCHANNELS,
-		"%s :%s", client.Nick())
+	target.MultilineReply(
+		client.WhoisChannelsNames(target),
+		RPL_WHOISCHANNELS,
+		"%s :%s",
+		client.Nick(),
+	)
 }
 
 func (target *Client) RplVersion() {
@@ -562,9 +608,22 @@ func (target *Client) RplLUserMe() {
 }
 
 func (target *Client) RplWhoWasUser(whoWas *WhoWas) {
-	target.NumericReply(RPL_WHOWASUSER,
+	var whoWasHost Name
+
+	if target.flags[Operator] {
+		whoWasHost = whoWas.hostname
+	} else {
+		whoWasHost = whoWas.hostmask
+	}
+
+	target.NumericReply(
+		RPL_WHOWASUSER,
 		"%s %s %s * :%s",
-		whoWas.nickname, whoWas.username, whoWas.hostname, whoWas.realname)
+		whoWas.nickname,
+		whoWas.username,
+		whoWasHost,
+		whoWas.realname,
+	)
 }
 
 func (target *Client) RplEndOfWhoWas(nickname Name) {

irc/server.go

@@ -37,19 +37,23 @@ type Server struct {
 	idle        chan *Client
 	motdFile    string
 	name        Name
+	network     Name
 	description string
 	newConns    chan net.Conn
 	operators   map[Name][]byte
 	accounts    PasswordStore
 	password    []byte
 	signals     chan os.Signal
+	done        chan bool
 	whoWas      *WhoWasList
 	ids         map[string]*Identity
 }
 
 var (
-	SERVER_SIGNALS = []os.Signal{syscall.SIGINT, syscall.SIGHUP,
-		syscall.SIGTERM, syscall.SIGQUIT}
+	SERVER_SIGNALS = []os.Signal{
+		syscall.SIGINT, syscall.SIGHUP,
+		syscall.SIGTERM, syscall.SIGQUIT,
+	}
 )
 
 func NewServer(config *Config) *Server {
@@ -63,11 +67,13 @@ func NewServer(config *Config) *Server {
 		idle:        make(chan *Client),
 		motdFile:    config.Server.MOTD,
 		name:        NewName(config.Server.Name),
+		network:     NewName(config.Network.Name),
 		description: config.Server.Description,
 		newConns:    make(chan net.Conn),
 		operators:   config.Operators(),
 		accounts:    NewMemoryPasswordStore(config.Accounts(), PasswordStoreOpts{}),
 		signals:     make(chan os.Signal, len(SERVER_SIGNALS)),
+		done:        make(chan bool),
 		whoWas:      NewWhoWasList(100),
 		ids:         make(map[string]*Identity),
 	}
@@ -121,15 +127,22 @@ func NewServer(config *Config) *Server {
 		},
 	)
 
-	// server clients gauge
+	// server registered (clients) gauge
 	server.metrics.NewGaugeFunc(
-		"server", "clients",
+		"server", "registered",
 		"Number of registered clients connected",
 		func() float64 {
 			return float64(server.clients.Count())
 		},
 	)
 
+	// server clients gauge (by secure/insecire)
+	server.metrics.NewGaugeVec(
+		"server", "clients",
+		"Number of registered clients connected (by secure/insecure)",
+		[]string{"secure"},
+	)
+
 	// server channels gauge
 	server.metrics.NewGaugeFunc(
 		"server", "channels",
@@ -190,12 +203,17 @@ func (server *Server) Shutdown() {
 }
 
 func (server *Server) Run() {
-	done := false
-	for !done {
+	for {
 		select {
+		case <-server.done:
+			return
 		case <-server.signals:
 			server.Shutdown()
-			done = true
+			// Give at least 1s for clients to see the shutdown
+			go func() {
+				time.Sleep(1 * time.Second)
+				server.done <- true
+			}()
 
 		case conn := <-server.newConns:
 			go NewClient(server, conn)
@@ -215,6 +233,12 @@ func (s *Server) acceptor(listener net.Listener) {
 		}
 		log.Debugf("%s accept: %s", s, conn.RemoteAddr())
 
+		if _, ok := conn.(*tls.Conn); ok {
+			s.metrics.GaugeVec("server", "clients").WithLabelValues("secure").Inc()
+		} else {
+			s.metrics.GaugeVec("server", "clients").WithLabelValues("insecure").Inc()
+		}
+
 		s.connections.Inc()
 		s.newConns <- conn
 	}
@@ -314,6 +338,7 @@ func (s *Server) Rehash() error {
 
 	s.motdFile = s.config.Server.MOTD
 	s.name = NewName(s.config.Server.Name)
+	s.network = NewName(s.config.Network.Name)
 	s.description = s.config.Server.Description
 	s.operators = s.config.Operators()
 
@@ -324,6 +349,10 @@ func (s *Server) Id() Name {
 	return s.name
 }
 
+func (s *Server) Network() Name {
+	return s.network
+}
+
 func (s *Server) String() string {
 	return s.name.String()
 }
@@ -596,10 +625,14 @@ func (msg *PrivMsgCommand) HandleServer(server *Server) {
 	}
 }
 
-func (client *Client) WhoisChannelsNames() []string {
+func (client *Client) WhoisChannelsNames(target *Client) []string {
 	chstrs := make([]string, client.channels.Count())
 	index := 0
 	client.channels.Range(func(channel *Channel) bool {
+		if !CanSeeChannel(target, channel) {
+			return true
+		}
+
 		switch {
 		case channel.members.Get(client).Has(ChannelOperator):
 			chstrs[index] = "@" + channel.name.String()
@@ -806,7 +839,7 @@ func (msg *ListCommand) HandleServer(server *Server) {
 
 	if len(msg.channels) == 0 {
 		server.channels.Range(func(name Name, channel *Channel) bool {
-			if !client.flags[Operator] && channel.flags.Has(Private) {
+			if !CanSeeChannel(client, channel) {
 				return true
 			}
 			client.RplList(channel)
@@ -815,7 +848,7 @@ func (msg *ListCommand) HandleServer(server *Server) {
 	} else {
 		for _, chname := range msg.channels {
 			channel := server.channels.Get(chname)
-			if channel == nil || (!client.flags[Operator] && channel.flags.Has(Private)) {
+			if channel == nil || !CanSeeChannel(client, channel) {
 				client.ErrNoSuchChannel(chname)
 				continue
 			}

irc/utils.go

@@ -0,0 +1,11 @@
+package irc
+
+import (
+	"crypto/sha256"
+	"fmt"
+)
+
+func SHA256(data string) string {
+	hash := sha256.Sum256([]byte(data))
+	return fmt.Sprintf("%x", hash)
+}

irc/version.go

@@ -1,14 +1,18 @@
 package irc
 
+import (
+	"fmt"
+)
+
 var (
 	//PackageName package name
 	Package = "eris"
 
 	// Version release version
-	Version = "1.6.0"
+	Version = "1.6.2"
 
 	// Build will be overwritten automatically by the build system
-	Build = "-dev"
+	Build = "dev"
 
 	// GitCommit will be overwritten automatically by the build system
 	GitCommit = "HEAD"
@@ -16,5 +20,5 @@ var (
 
 // FullVersion display the full version and build
 func FullVersion() string {
-	return Package + " v" + Version + Build + " (" + GitCommit + ")"
+	return fmt.Sprintf("%s-%s-%s@%s", Package, Version, Build, GitCommit)
 }

irc/whowas.go

@@ -17,6 +17,7 @@ type WhoWas struct {
 	nickname Name
 	username Name
 	hostname Name
+	hostmask Name
 	realname Text
 }
 
@@ -33,6 +34,7 @@ func (list *WhoWasList) Append(client *Client) {
 		nickname: client.Nick(),
 		username: client.username,
 		hostname: client.hostname,
+		hostmask: client.hostmask,
 		realname: client.realname,
 	}
 	list.end = (list.end + 1) % len(list.buffer)

ircd.yml

@@ -1,3 +1,7 @@
+network:
+  # network name
+  name: Local
+
 server:
   # server name
   name: localhost.localdomain

scripts/release.sh

@@ -21,7 +21,7 @@ fi
 echo -n "Building binaries ... "
 
 GOOS=linux GOARCH=amd64 go build -o ./bin/eris-Linux-x86_64 .
-GOOS=linux GOARCH=arm64 go build -o ./bin/eris-Linux-x86_64 .
+GOOS=linux GOARCH=arm64 go build -o ./bin/eris-Linux-arm_64 .
 GOOS=darwin GOARCH=amd64 go build -o ./bin/eris-Darwin-x86_64 .
 GOOS=windows GOARCH=amd64 go build -o ./bin/eris-Windows-x86_64.exe .