Pull request 2094: AG-27796 upd golibs

Squashed commit of the following:

commit a205c1302e3979d1c4270b11d253b6bc0d292216
Merge: de289ff4f 214175eb4
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Thu Dec 7 16:36:53 2023 +0300

    Merge branch 'master' into AG-27796-upd-golibs

commit de289ff4f3199bc2dffb029a9804cabe86b3b886
Merge: b2322093c a0ec0b2b5
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Wed Dec 6 12:12:35 2023 +0300

    Merge branch 'master' into AG-27796-upd-golibs

commit b2322093cea0ecdf34be66b56a9ab0fd7b32c7b9
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Dec 5 19:20:30 2023 +0300

    filtering: imp cognit

commit 563aa45824a2cc9d63d2c394f6a60f053e5d6d3b
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Mon Dec 4 17:02:56 2023 +0300

    all: imp code

commit 064a00bce4340caa4cea052fa8234cedb8dcea01
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Nov 28 18:41:07 2023 +0300

    all: upd golibs
This commit is contained in:
Eugene Burkov
2023-12-07 16:48:55 +03:00
parent 214175eb41
commit ce868268bc
18 changed files with 168 additions and 682 deletions

View File

@@ -3,13 +3,11 @@ package aghnet_test
import (
"net/netip"
"path"
"path/filepath"
"sync/atomic"
"testing"
"testing/fstest"
"time"
"github.com/AdguardTeam/AdGuardHome/internal/aghchan"
"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
"github.com/AdguardTeam/AdGuardHome/internal/aghtest"
"github.com/AdguardTeam/golibs/errors"
@@ -20,139 +18,6 @@ import (
"github.com/stretchr/testify/require"
)
// nl is a newline character.
const nl = "\n"
// Variables mirroring the etc_hosts file from testdata.
var (
addr1000 = netip.MustParseAddr("1.0.0.0")
addr1001 = netip.MustParseAddr("1.0.0.1")
addr1002 = netip.MustParseAddr("1.0.0.2")
addr1003 = netip.MustParseAddr("1.0.0.3")
addr1004 = netip.MustParseAddr("1.0.0.4")
addr1357 = netip.MustParseAddr("1.3.5.7")
addr4216 = netip.MustParseAddr("4.2.1.6")
addr7531 = netip.MustParseAddr("7.5.3.1")
addr0 = netip.MustParseAddr("::")
addr1 = netip.MustParseAddr("::1")
addr2 = netip.MustParseAddr("::2")
addr3 = netip.MustParseAddr("::3")
addr4 = netip.MustParseAddr("::4")
addr42 = netip.MustParseAddr("::42")
addr13 = netip.MustParseAddr("::13")
addr31 = netip.MustParseAddr("::31")
hostsSrc = "./" + filepath.Join("./testdata", "etc_hosts")
testHosts = map[netip.Addr][]*hostsfile.Record{
addr1000: {{
Addr: addr1000,
Source: hostsSrc,
Names: []string{"hello", "hello.world"},
}, {
Addr: addr1000,
Source: hostsSrc,
Names: []string{"hello.world.again"},
}, {
Addr: addr1000,
Source: hostsSrc,
Names: []string{"hello.world"},
}},
addr1001: {{
Addr: addr1001,
Source: hostsSrc,
Names: []string{"simplehost"},
}, {
Addr: addr1001,
Source: hostsSrc,
Names: []string{"simplehost"},
}},
addr1002: {{
Addr: addr1002,
Source: hostsSrc,
Names: []string{"a.whole", "lot.of", "aliases", "for.testing"},
}},
addr1003: {{
Addr: addr1003,
Source: hostsSrc,
Names: []string{"*"},
}},
addr1004: {{
Addr: addr1004,
Source: hostsSrc,
Names: []string{"*.com"},
}},
addr1357: {{
Addr: addr1357,
Source: hostsSrc,
Names: []string{"domain4", "domain4.alias"},
}},
addr7531: {{
Addr: addr7531,
Source: hostsSrc,
Names: []string{"domain4.alias", "domain4"},
}},
addr4216: {{
Addr: addr4216,
Source: hostsSrc,
Names: []string{"domain", "domain.alias"},
}},
addr0: {{
Addr: addr0,
Source: hostsSrc,
Names: []string{"hello", "hello.world"},
}, {
Addr: addr0,
Source: hostsSrc,
Names: []string{"hello.world.again"},
}, {
Addr: addr0,
Source: hostsSrc,
Names: []string{"hello.world"},
}},
addr1: {{
Addr: addr1,
Source: hostsSrc,
Names: []string{"simplehost"},
}, {
Addr: addr1,
Source: hostsSrc,
Names: []string{"simplehost"},
}},
addr2: {{
Addr: addr2,
Source: hostsSrc,
Names: []string{"a.whole", "lot.of", "aliases", "for.testing"},
}},
addr3: {{
Addr: addr3,
Source: hostsSrc,
Names: []string{"*"},
}},
addr4: {{
Addr: addr4,
Source: hostsSrc,
Names: []string{"*.com"},
}},
addr42: {{
Addr: addr42,
Source: hostsSrc,
Names: []string{"domain.alias", "domain"},
}},
addr13: {{
Addr: addr13,
Source: hostsSrc,
Names: []string{"domain6", "domain6.alias"},
}},
addr31: {{
Addr: addr31,
Source: hostsSrc,
Names: []string{"domain6.alias", "domain6"},
}},
}
)
func TestNewHostsContainer(t *testing.T) {
const dirname = "dir"
const filename = "file1"
@@ -267,7 +132,21 @@ func TestHostsContainer_refresh(t *testing.T) {
anotherIPStr := "1.2.3.4"
anotherIP := netip.MustParseAddr(anotherIPStr)
testFS := fstest.MapFS{"dir/file1": &fstest.MapFile{Data: []byte(ipStr + ` hostname` + nl)}}
r1 := &hostsfile.Record{
Addr: ip,
Source: "file1",
Names: []string{"hostname"},
}
r2 := &hostsfile.Record{
Addr: anotherIP,
Source: "file2",
Names: []string{"alias"},
}
r1Data, _ := r1.MarshalText()
r2Data, _ := r2.MarshalText()
testFS := fstest.MapFS{"dir/file1": &fstest.MapFile{Data: r1Data}}
// event is a convenient alias for an empty struct{} to emit test events.
type event = struct{}
@@ -289,172 +168,47 @@ func TestHostsContainer_refresh(t *testing.T) {
require.NoError(t, err)
testutil.CleanupAndRequireSuccess(t, hc.Close)
checkRefresh := func(t *testing.T, want aghnet.Hosts) {
t.Helper()
upd, ok := aghchan.MustReceive(hc.Upd(), 1*time.Second)
require.True(t, ok)
assert.Equal(t, want, upd)
}
strg, _ := hostsfile.NewDefaultStorage()
strg.Add(r1)
t.Run("initial_refresh", func(t *testing.T) {
checkRefresh(t, aghnet.Hosts{
ip: {{
Addr: ip,
Source: "file1",
Names: []string{"hostname"},
}},
})
upd, ok := testutil.RequireReceive(t, hc.Upd(), 1*time.Second)
require.True(t, ok)
assert.True(t, strg.Equal(upd))
})
strg.Add(r2)
t.Run("second_refresh", func(t *testing.T) {
testFS["dir/file2"] = &fstest.MapFile{Data: []byte(anotherIPStr + ` alias` + nl)}
testFS["dir/file2"] = &fstest.MapFile{Data: r2Data}
eventsCh <- event{}
checkRefresh(t, aghnet.Hosts{
ip: {{
Addr: ip,
Source: "file1",
Names: []string{"hostname"},
}},
anotherIP: {{
Addr: anotherIP,
Source: "file2",
Names: []string{"alias"},
}},
})
upd, ok := testutil.RequireReceive(t, hc.Upd(), 1*time.Second)
require.True(t, ok)
assert.True(t, strg.Equal(upd))
})
t.Run("double_refresh", func(t *testing.T) {
// Make a change once.
testFS["dir/file1"] = &fstest.MapFile{Data: []byte(ipStr + ` alias` + nl)}
testFS["dir/file1"] = &fstest.MapFile{Data: []byte(ipStr + " alias\n")}
eventsCh <- event{}
// Require the changes are written.
require.Eventually(t, func() bool {
ips := hc.MatchName("hostname")
current, ok := testutil.RequireReceive(t, hc.Upd(), 1*time.Second)
require.True(t, ok)
return len(ips) == 0
}, 5*time.Second, time.Second/2)
require.Empty(t, current.ByName("hostname"))
// Make a change again.
testFS["dir/file2"] = &fstest.MapFile{Data: []byte(ipStr + ` hostname` + nl)}
testFS["dir/file2"] = &fstest.MapFile{Data: []byte(ipStr + " hostname\n")}
eventsCh <- event{}
// Require the changes are written.
require.Eventually(t, func() bool {
ips := hc.MatchName("hostname")
current, ok = testutil.RequireReceive(t, hc.Upd(), 1*time.Second)
require.True(t, ok)
return len(ips) > 0
}, 5*time.Second, time.Second/2)
assert.Len(t, hc.Upd(), 1)
require.NotEmpty(t, current.ByName("hostname"))
})
}
func TestHostsContainer_MatchName(t *testing.T) {
require.NoError(t, fstest.TestFS(testdata, "etc_hosts"))
stubWatcher := aghtest.FSWatcher{
OnEvents: func() (e <-chan struct{}) { return nil },
OnAdd: func(name string) (err error) { return nil },
OnClose: func() (err error) { return nil },
}
testCases := []struct {
req string
name string
want []*hostsfile.Record
}{{
req: "simplehost",
name: "simple",
want: append(testHosts[addr1001], testHosts[addr1]...),
}, {
req: "hello.world",
name: "hello_alias",
want: []*hostsfile.Record{
testHosts[addr1000][0],
testHosts[addr1000][2],
testHosts[addr0][0],
testHosts[addr0][2],
},
}, {
req: "hello.world.again",
name: "other_line_alias",
want: []*hostsfile.Record{
testHosts[addr1000][1],
testHosts[addr0][1],
},
}, {
req: "say.hello",
name: "hello_subdomain",
want: nil,
}, {
req: "say.hello.world",
name: "hello_alias_subdomain",
want: nil,
}, {
req: "for.testing",
name: "lots_of_aliases",
want: append(testHosts[addr1002], testHosts[addr2]...),
}, {
req: "nonexistent.example",
name: "non-existing",
want: nil,
}, {
req: "domain",
name: "issue_4216_4_6",
want: append(testHosts[addr4216], testHosts[addr42]...),
}, {
req: "domain4",
name: "issue_4216_4",
want: append(testHosts[addr1357], testHosts[addr7531]...),
}, {
req: "domain6",
name: "issue_4216_6",
want: append(testHosts[addr13], testHosts[addr31]...),
}}
hc, err := aghnet.NewHostsContainer(testdata, &stubWatcher, "etc_hosts")
require.NoError(t, err)
testutil.CleanupAndRequireSuccess(t, hc.Close)
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
recs := hc.MatchName(tc.req)
assert.Equal(t, tc.want, recs)
})
}
}
func TestHostsContainer_MatchAddr(t *testing.T) {
require.NoError(t, fstest.TestFS(testdata, "etc_hosts"))
stubWatcher := aghtest.FSWatcher{
OnEvents: func() (e <-chan struct{}) { return nil },
OnAdd: func(name string) (err error) { return nil },
OnClose: func() (err error) { return nil },
}
hc, err := aghnet.NewHostsContainer(testdata, &stubWatcher, "etc_hosts")
require.NoError(t, err)
testutil.CleanupAndRequireSuccess(t, hc.Close)
testCases := []struct {
req netip.Addr
name string
want []*hostsfile.Record
}{{
req: netip.AddrFrom4([4]byte{1, 0, 0, 1}),
name: "reverse",
want: testHosts[addr1001],
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
recs := hc.MatchAddr(tc.req)
assert.Equal(t, tc.want, recs)
})
}
}