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Add SASL authentication support

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This hacks together support for IRCv3.1 SASL. Currently only SASL PLAIN
is supported, but it's implemented in a way that adding support for
other types should not require too many changes to the current code.
This commit is contained in:
Taavi Väänänen 2022-10-30 12:01:33 +02:00 • committed by Alex Bee
parent bbbcc9aa5b
commit e64b5d47c3
6 changed files with 234 additions and 23 deletions
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103
client/sasl_test.go Normal file
View file

@ -0,0 +1,103 @@
package client
import (
"github.com/emersion/go-sasl"
"testing"
)
func TestSaslPlainSuccessWorkflow(t *testing.T) {
c, s := setUp(t)
defer s.tearDown()
c.Config().Sasl = sasl.NewPlainClient("", "example", "password")
c.Config().EnableCapabilityNegotiation = true
c.h_REGISTER(&Line{Cmd: REGISTER})
s.nc.Expect("CAP LS")
s.nc.Expect("NICK test")
s.nc.Expect("USER test 12 * :Testing IRC")
s.nc.Send("CAP * LS :sasl foobar")
s.nc.Expect("CAP REQ :sasl")
s.nc.Send("CAP * ACK :sasl")
s.nc.Expect("AUTHENTICATE PLAIN")
s.nc.Send("AUTHENTICATE +")
s.nc.Expect("AUTHENTICATE AGV4YW1wbGUAcGFzc3dvcmQ=")
s.nc.Send("904 test :SASL authentication successful")
s.nc.Expect("CAP END")
}
func TestSaslPlainWrongPassword(t *testing.T) {
c, s := setUp(t)
defer s.tearDown()
c.Config().Sasl = sasl.NewPlainClient("", "example", "password")
c.Config().EnableCapabilityNegotiation = true
c.h_REGISTER(&Line{Cmd: REGISTER})
s.nc.Expect("CAP LS")
s.nc.Expect("NICK test")
s.nc.Expect("USER test 12 * :Testing IRC")
s.nc.Send("CAP * LS :sasl foobar")
s.nc.Expect("CAP REQ :sasl")
s.nc.Send("CAP * ACK :sasl")
s.nc.Expect("AUTHENTICATE PLAIN")
s.nc.Send("AUTHENTICATE +")
s.nc.Expect("AUTHENTICATE AGV4YW1wbGUAcGFzc3dvcmQ=")
s.nc.Send("904 test :SASL authentication failed")
s.nc.Expect("CAP END")
}
func TestSaslExternalSuccessWorkflow(t *testing.T) {
c, s := setUp(t)
defer s.tearDown()
c.Config().Sasl = sasl.NewExternalClient("")
c.Config().EnableCapabilityNegotiation = true
c.h_REGISTER(&Line{Cmd: REGISTER})
s.nc.Expect("CAP LS")
s.nc.Expect("NICK test")
s.nc.Expect("USER test 12 * :Testing IRC")
s.nc.Send("CAP * LS :sasl foobar")
s.nc.Expect("CAP REQ :sasl")
s.nc.Send("CAP * ACK :sasl")
s.nc.Expect("AUTHENTICATE EXTERNAL")
s.nc.Send("AUTHENTICATE +")
s.nc.Expect("AUTHENTICATE +")
s.nc.Send("904 test :SASL authentication successful")
s.nc.Expect("CAP END")
}
func TestSaslNoSaslCap(t *testing.T) {
c, s := setUp(t)
defer s.tearDown()
c.Config().Sasl = sasl.NewPlainClient("", "example", "password")
c.Config().EnableCapabilityNegotiation = true
c.h_REGISTER(&Line{Cmd: REGISTER})
s.nc.Expect("CAP LS")
s.nc.Expect("NICK test")
s.nc.Expect("USER test 12 * :Testing IRC")
s.nc.Send("CAP * LS :foobar")
s.nc.Expect("CAP END")
}
func TestSaslUnsupportedMechanism(t *testing.T) {
c, s := setUp(t)
defer s.tearDown()
c.Config().Sasl = sasl.NewPlainClient("", "example", "password")
c.Config().EnableCapabilityNegotiation = true
c.h_REGISTER(&Line{Cmd: REGISTER})
s.nc.Expect("CAP LS")
s.nc.Expect("NICK test")
s.nc.Expect("USER test 12 * :Testing IRC")
s.nc.Send("CAP * LS :sasl foobar")
s.nc.Expect("CAP REQ :sasl")
s.nc.Send("CAP * ACK :sasl")
s.nc.Expect("AUTHENTICATE PLAIN")
s.nc.Send("908 test external :are available SASL mechanisms")
s.nc.Expect("CAP END")
}