badguardhome/internal/aghnet/net_linux_test.go
Ainar Garipov 39ee66266a Pull request: aghnet: do not expect dhcpdc.conf to exist
Updates #3257.

Squashed commit of the following:

commit f3c335932e365dace0720e8986c217cf6f7ae162
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Tue Jun 15 19:56:23 2021 +0300

    aghnet: fix docs, names

commit 513ade2e46a9292411c9b9636437f17ee549ea5e
Merge: aa58f1dd 9f5a015f
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Tue Jun 15 19:43:24 2021 +0300

    Merge branch 'master' into 3257-dhcpdc-conf

commit aa58f1ddb8065cafabc835decc5bf73ffb49e742
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Tue Jun 15 17:18:19 2021 +0300

    aghnet: do not expect dhcpdc.conf to exist
2021-06-15 20:01:38 +03:00

132 lines
2.9 KiB
Go

//go:build linux
// +build linux
package aghnet
import (
"bytes"
"net"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const nl = "\n"
func TestDHCPCDStaticConfig(t *testing.T) {
testCases := []struct {
name string
data []byte
want bool
}{{
name: "has_not",
data: []byte(`#comment` + nl +
`# comment` + nl +
`interface eth0` + nl +
`static ip_address=192.168.0.1/24` + nl +
`# interface wlan0` + nl +
`static ip_address=192.168.1.1/24` + nl +
`# comment` + nl,
),
want: false,
}, {
name: "has",
data: []byte(`#comment` + nl +
`# comment` + nl +
`interface eth0` + nl +
`static ip_address=192.168.0.1/24` + nl +
`# interface wlan0` + nl +
`static ip_address=192.168.1.1/24` + nl +
`# comment` + nl +
`interface wlan0` + nl +
`# comment` + nl +
`static ip_address=192.168.2.1/24` + nl,
),
want: true,
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
r := bytes.NewReader(tc.data)
has, err := dhcpcdStaticConfig(r, "wlan0")
require.NoError(t, err)
assert.Equal(t, tc.want, has)
})
}
}
func TestIfacesStaticConfig(t *testing.T) {
testCases := []struct {
name string
data []byte
want bool
}{{
name: "has_not",
data: []byte(`allow-hotplug enp0s3` + nl +
`#iface enp0s3 inet static` + nl +
`# address 192.168.0.200` + nl +
`# netmask 255.255.255.0` + nl +
`# gateway 192.168.0.1` + nl +
`iface enp0s3 inet dhcp` + nl,
),
want: false,
}, {
name: "has",
data: []byte(`allow-hotplug enp0s3` + nl +
`iface enp0s3 inet static` + nl +
` address 192.168.0.200` + nl +
` netmask 255.255.255.0` + nl +
` gateway 192.168.0.1` + nl +
`#iface enp0s3 inet dhcp` + nl,
),
want: true,
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
r := bytes.NewReader(tc.data)
has, err := ifacesStaticConfig(r, "enp0s3")
require.NoError(t, err)
assert.Equal(t, tc.want, has)
})
}
}
func TestSetStaticIPdhcpcdConf(t *testing.T) {
testCases := []struct {
name string
dhcpcdConf string
routers net.IP
}{{
name: "with_gateway",
dhcpcdConf: nl + `# wlan0 added by AdGuard Home.` + nl +
`interface wlan0` + nl +
`static ip_address=192.168.0.2/24` + nl +
`static routers=192.168.0.1` + nl +
`static domain_name_servers=192.168.0.2` + nl + nl,
routers: net.IP{192, 168, 0, 1},
}, {
name: "without_gateway",
dhcpcdConf: nl + `# wlan0 added by AdGuard Home.` + nl +
`interface wlan0` + nl +
`static ip_address=192.168.0.2/24` + nl +
`static domain_name_servers=192.168.0.2` + nl + nl,
routers: nil,
}}
ipNet := &net.IPNet{
IP: net.IP{192, 168, 0, 2},
Mask: net.IPMask{255, 255, 255, 0},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
s := dhcpcdConfIface("wlan0", ipNet, tc.routers, net.IP{192, 168, 0, 2})
assert.Equal(t, tc.dhcpcdConf, s)
})
}
}