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Pull request: create aghnet package

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Merge in DNS/adguard-home from mk-aghnet to master

Updates #2829.

Squashed commit of the following:

commit 519806c04b8d0517aacce9c31f2d06ab56631937
Merge: 92376c86 97361234
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Mar 16 19:13:56 2021 +0300

    Merge branch 'master' into mk-aghnet

commit 92376c8665e529191aa482432f9d5e3e2e3afdc8
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Mar 16 18:37:22 2021 +0300

    aghnet: fix linux

commit 7f36d19b0e650d4e4fc5cf9ea4b501a7f636abeb
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Mar 16 18:08:30 2021 +0300

    aghnet: mv network utils from util

commit aa68c70c1146b8c32303c6e037953a41aa7d72f9
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Mar 16 17:30:06 2021 +0300

    aghnet: mv ipDetector here

commit b033657f5c5ee91f869c36508a5eb15976a174a0
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Mar 16 17:24:07 2021 +0300

    all: mk aghnet package, rename sysutil package
This commit is contained in:
Eugene Burkov
2021-03-16 19:42:15 +03:00
parent 9736123483
commit 3a67cc2c45
26 changed files with 135 additions and 148 deletions
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121
internal/aghnet/net_linux_test.go Normal file
View File

@@ -0,0 +1,121 @@
// +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.Nil(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.Nil(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 + `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 + `interface wlan0` + nl +
`static ip_address=192.168.0.2/24` + nl +
`static domain_name_servers=192.168.0.2` + nl + nl,
routers: nil,
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
s := updateStaticIPdhcpcdConf("wlan0", "192.168.0.2/24", tc.routers, net.IP{192, 168, 0, 2})
assert.Equal(t, tc.dhcpcdConf, s)
})
}
}