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https://github.com/coder/coder.git
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bddb808b25
Fixes all our Go file imports to match the preferred spec that we've _mostly_ been using. For example: ``` import ( "context" "time" "github.com/prometheus/client_golang/prometheus" "golang.org/x/xerrors" "gopkg.in/natefinch/lumberjack.v2" "cdr.dev/slog/v3" "github.com/coder/coder/v2/codersdk/agentsdk" "github.com/coder/serpent" ) ``` 3 groups: standard library, 3rd partly libs, Coder libs. This PR makes the change across the codebase. The PR in the stack above modifies our formatting to maintain this state of affairs, and is a separate PR so it's possible to review that one in detail.
121 lines
3.7 KiB
Go
121 lines
3.7 KiB
Go
//go:build linux
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// +build linux
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package integration
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import (
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"net/http"
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"net/netip"
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"net/url"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"cdr.dev/slog/v3"
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"github.com/coder/coder/v2/tailnet"
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"github.com/coder/coder/v2/testutil"
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)
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// nolint:revive
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func sendRestart(t *testing.T, serverURL *url.URL, derp bool, coordinator bool) {
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t.Helper()
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ctx := testutil.Context(t, 2*time.Second)
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serverURL, err := url.Parse(serverURL.String() + "/restart")
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q := serverURL.Query()
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if derp {
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q.Set("derp", "true")
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}
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if coordinator {
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q.Set("coordinator", "true")
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}
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serverURL.RawQuery = q.Encode()
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require.NoError(t, err)
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req, err := http.NewRequestWithContext(ctx, http.MethodPost, serverURL.String(), nil)
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require.NoError(t, err)
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resp, err := http.DefaultClient.Do(req)
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require.NoError(t, err)
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defer resp.Body.Close()
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require.Equal(t, http.StatusOK, resp.StatusCode, "unexpected status code %d", resp.StatusCode)
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}
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// TODO: instead of reusing one conn for each suite, maybe we should make a new
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// one for each subtest?
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func TestSuite(t *testing.T, _ slog.Logger, serverURL *url.URL, conn *tailnet.Conn, _, peer Client) {
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t.Parallel()
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t.Run("Connectivity", func(t *testing.T) {
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t.Parallel()
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peerIP := tailnet.TailscaleServicePrefix.AddrFromUUID(peer.ID)
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_, _, _, err := conn.Ping(testutil.Context(t, testutil.WaitLong), peerIP)
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require.NoError(t, err, "ping peer")
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})
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t.Run("RestartDERP", func(t *testing.T) {
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peerIP := tailnet.TailscaleServicePrefix.AddrFromUUID(peer.ID)
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_, _, _, err := conn.Ping(testutil.Context(t, testutil.WaitLong), peerIP)
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require.NoError(t, err, "ping peer")
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sendRestart(t, serverURL, true, false)
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_, _, _, err = conn.Ping(testutil.Context(t, testutil.WaitLong), peerIP)
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require.NoError(t, err, "ping peer after derp restart")
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})
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t.Run("RestartCoordinator", func(t *testing.T) {
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peerIP := tailnet.TailscaleServicePrefix.AddrFromUUID(peer.ID)
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_, _, _, err := conn.Ping(testutil.Context(t, testutil.WaitLong), peerIP)
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require.NoError(t, err, "ping peer")
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sendRestart(t, serverURL, false, true)
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_, _, _, err = conn.Ping(testutil.Context(t, testutil.WaitLong), peerIP)
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require.NoError(t, err, "ping peer after coordinator restart")
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})
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t.Run("RestartBoth", func(t *testing.T) {
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peerIP := tailnet.TailscaleServicePrefix.AddrFromUUID(peer.ID)
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_, _, _, err := conn.Ping(testutil.Context(t, testutil.WaitLong), peerIP)
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require.NoError(t, err, "ping peer")
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sendRestart(t, serverURL, true, true)
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_, _, _, err = conn.Ping(testutil.Context(t, testutil.WaitLong), peerIP)
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require.NoError(t, err, "ping peer after restart")
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})
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}
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func TestBigUDP(t *testing.T, logger slog.Logger, _ *url.URL, conn *tailnet.Conn, _, peer Client) {
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t.Run("UDPEcho", func(t *testing.T) {
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ctx := testutil.Context(t, testutil.WaitShort)
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peerIP := tailnet.TailscaleServicePrefix.AddrFromUUID(peer.ID)
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udpConn, err := conn.DialContextUDP(ctx, netip.AddrPortFrom(peerIP, uint16(EchoPort)))
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require.NoError(t, err)
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defer udpConn.Close()
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// 1280 max tunnel packet size
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// -40
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// -8 UDP header
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// ----------------------------
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// 1232 data size
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logger.Info(ctx, "sending UDP test packet")
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packet := make([]byte, 1232)
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for i := range packet {
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packet[i] = byte(i % 256)
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}
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err = udpConn.SetWriteDeadline(time.Now().Add(5 * time.Second))
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require.NoError(t, err)
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n, err := udpConn.Write(packet)
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require.NoError(t, err)
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require.Equal(t, len(packet), n)
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// read the echo
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logger.Info(ctx, "attempting to read UDP reply")
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buf := make([]byte, 1280)
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err = udpConn.SetReadDeadline(time.Now().Add(5 * time.Second))
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require.NoError(t, err)
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n, err = udpConn.Read(buf)
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require.NoError(t, err)
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require.Equal(t, len(packet), n)
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require.Equal(t, packet, buf[:n])
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})
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}
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