mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-04 21:42:39 +00:00
98 lines
2.5 KiB
Go
98 lines
2.5 KiB
Go
//go:build !no_docker
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package utils_test
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import (
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"context"
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"fmt"
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"io"
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"os"
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"path"
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"strings"
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"testing"
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"github.com/ClickHouse/ClickHouse/programs/diagnostics/internal/platform/test"
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"github.com/stretchr/testify/require"
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"github.com/testcontainers/testcontainers-go"
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"github.com/testcontainers/testcontainers-go/wait"
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)
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func getProcessesInContainer(t *testing.T, container testcontainers.Container) ([]string, error) {
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result, reader, err := container.Exec(context.Background(), []string{"ps", "-aux"})
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if err != nil {
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return nil, err
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}
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require.Zero(t, result)
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require.NotNil(t, reader)
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b, err := io.ReadAll(reader)
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if err != nil {
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return nil, err
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}
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require.NotNil(t, b)
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lines := strings.Split(string(b), "\n")
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// discard PS header
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return lines[1:], nil
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}
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func TestFindClickHouseProcessesAndConfigs(t *testing.T) {
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t.Run("can find ClickHouse processes and configs", func(t *testing.T) {
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// create a ClickHouse container
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ctx := context.Background()
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cwd, err := os.Getwd()
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if err != nil {
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fmt.Println("unable to read current directory", err)
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os.Exit(1)
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}
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// run a ClickHouse container that guarranties that it runs only for the duration of the test
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req := testcontainers.ContainerRequest{
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Image: fmt.Sprintf("clickhouse/clickhouse-server:%s", test.GetClickHouseTestVersion()),
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ExposedPorts: []string{"9000/tcp"},
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WaitingFor: wait.ForLog("Ready for connections"),
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Mounts: testcontainers.ContainerMounts{
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{
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Source: testcontainers.GenericBindMountSource{
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HostPath: path.Join(cwd, "../../../testdata/docker/custom.xml"),
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},
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Target: "/etc/clickhouse-server/config.d/custom.xml",
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},
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},
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}
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clickhouseContainer, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{
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ContainerRequest: req,
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Started: true,
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})
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if err != nil {
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// can't test without container
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panic(err)
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}
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p, _ := clickhouseContainer.MappedPort(ctx, "9000")
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t.Setenv("CLICKHOUSE_DB_PORT", p.Port())
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defer clickhouseContainer.Terminate(ctx) //nolint
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lines, err := getProcessesInContainer(t, clickhouseContainer)
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require.Nil(t, err)
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require.NotEmpty(t, lines)
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for _, line := range lines {
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parts := strings.Fields(line)
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if len(parts) < 11 {
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continue
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}
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if !strings.Contains(parts[10], "clickhouse-server") {
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continue
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}
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require.Equal(t, "/usr/bin/clickhouse-server", parts[10])
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require.Equal(t, "--config-file=/etc/clickhouse-server/config.xml", parts[11])
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}
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})
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}
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