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main_test.go
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main_test.go
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package main
import (
"io"
"net/http"
"net/http/httptest"
"sort"
"strings"
"testing"
"time"
"io/ioutil"
"archive/zip"
"os"
"github.com/Sirupsen/logrus"
"github.com/Stratoscale/logserver/download"
"github.com/Stratoscale/logserver/engine"
"github.com/Stratoscale/logserver/parse"
"github.com/Stratoscale/logserver/source"
"github.com/bluele/gcache"
"github.com/gorilla/websocket"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func init() {
if testing.Verbose() {
logrus.StandardLogger().SetLevel(logrus.DebugLevel)
}
}
func TestHandler(t *testing.T) {
t.Parallel()
cfg := loadConfig("./example/logserver.json")
cache := gcache.New(0).Build()
sources, err := source.New(cfg.Sources, cache)
require.Nil(t, err)
parser, err := parse.New(cfg.Parsers)
require.Nil(t, err)
s := httptest.NewServer(engine.New(cfg.Global, sources, parser, cache))
defer s.Close()
tests := []struct {
name string
message string
want []engine.Response
}{
{
name: "get content",
message: `{"meta":{"action":"get-content","id":1},"path":["mancala.stratolog"]}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 1, Action: "get-content", FS: "node1", Path: engine.Path{"mancala.stratolog"}},
Lines: []parse.Log{
{
Msg: "data disk <disk: hostname=stratonode1.node.strato, ID=dce9381a-cada-434d-a1ba-4e351f4afcbb, path=/dev/sdc, type=mancala> was found in distributionID:0 table version:1, setting inTable=True",
Level: "INFO",
Time: mustParseTime("2017-12-25T16:23:05+02:00"),
FS: "node1",
FileName: "mancala.stratolog",
Line: 1,
Offset: 0,
Thread: "DistributorThread",
LineNo: 162,
Path: "/usr/share/stratostorage/mancala_management_service.egg/mancala/management/distributor/distributor.py",
},
{
Msg: "data disk <disk: hostname=stratonode2.node.strato, ID=2d03c436-c197-464f-9ad0-d861e650cd61, path=/dev/sdc, type=mancala> was found in distributionID:0 table version:1, setting inTable=True",
Level: "INFO",
Time: mustParseTime("2017-12-25T16:23:05+02:00"),
FS: "node1",
FileName: "mancala.stratolog",
Line: 2,
Offset: 699,
Thread: "DistributorThread",
LineNo: 162,
Path: "/usr/share/stratostorage/mancala_management_service.egg/mancala/management/distributor/distributor.py",
},
{
Msg: "data disk <disk: hostname=stratonode0.node.strato, ID=f3d510c7-1185-4942-b349-0de055165f78, path=/dev/sdc, type=mancala> was found in distributionID:0 table version:1, setting inTable=True",
Level: "INFO",
Time: mustParseTime("2017-12-25T16:23:05+02:00"),
FS: "node1",
FileName: "mancala.stratolog",
Line: 3,
Offset: 1398,
Thread: "DistributorThread",
LineNo: 162,
Path: "/usr/share/stratostorage/mancala_management_service.egg/mancala/management/distributor/distributor.py",
},
{
Msg: "Failed\nTraceback (most recent call last):\n File \"a.py\", line 4, in <module>\n a()\n File \"a.py\", line 2, in \n raise Exception()\nException",
Level: "ERROR",
Time: mustParseTime("2017-12-25T16:23:05+02:00"),
FS: "node1",
FileName: "mancala.stratolog",
Line: 4,
Offset: 2097,
Thread: "DistributorThread",
LineNo: 162,
Path: "/usr/share/stratostorage/mancala_management_service.egg/mancala/management/distributor/distributor.py",
},
},
},
{
Meta: engine.Meta{ID: 1, Action: "get-content"},
Finished: true,
},
},
},
{
name: "get content / empty file",
message: `{"meta":{"action":"get-content","id":2},"path":["service2.log"]}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 2, Action: "get-content", FS: "node1", Path: engine.Path{"service2.log"}},
},
{
Meta: engine.Meta{ID: 2, Action: "get-content", FS: "node3", Path: engine.Path{"service2.log"}},
},
{
Meta: engine.Meta{ID: 2, Action: "get-content"},
Finished: true,
},
},
},
{
name: "get content / content-file empty file combination",
message: `{"meta":{"action":"get-content","id":3},"path":["service1.log"]}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 3, Action: "get-content", FS: "node1", Path: engine.Path{"service1.log"}},
Lines: []parse.Log{
{Msg: "find me", Line: 1, FileName: "service1.log", FS: "node1"},
},
},
{
Meta: engine.Meta{ID: 3, Action: "get-content", FS: "node2", Path: engine.Path{"service1.log"}},
},
{
Meta: engine.Meta{ID: 3, Action: "get-content", FS: "node3", Path: engine.Path{"service1.log"}},
},
{
Meta: engine.Meta{ID: 3, Action: "get-content"},
Finished: true,
},
},
},
{
name: "search",
message: `{"meta":{"action":"search","id":4},"path":[], "regexp": "2d03c436-c197-464f-9ad0-d861e650cd61"}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 4, Action: "search", FS: "node1", Path: engine.Path{"mancala.stratolog"}},
Lines: []parse.Log{
{Msg: "data disk <disk: hostname=stratonode2.node.strato, ID=2d03c436-c197-464f-9ad0-d861e650cd61, path=/dev/sdc, type=mancala> was found in distributionID:0 table version:1, setting inTable=True",
Level: "INFO",
Time: mustParseTime("2017-12-25T16:23:05+02:00"),
FS: "node1",
FileName: "mancala.stratolog",
Line: 2,
Offset: 699,
Thread: "DistributorThread",
LineNo: 162,
Path: "/usr/share/stratostorage/mancala_management_service.egg/mancala/management/distributor/distributor.py",
},
},
},
{
Meta: engine.Meta{ID: 4, Action: "search"},
Finished: true,
},
},
},
{
name: "search/long file",
message: `{"meta":{"action":"search","id":5},"path":[], "regexp": "zzzzzzz"}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 5, Action: "search", FS: "node1", Path: engine.Path{"dir1", "service3.log"}},
Lines: []parse.Log{
{
Msg: `{"msg": "zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"}`,
FS: "node1",
FileName: "dir1/service3.log",
Line: 8965,
Offset: 977076,
},
},
},
{
Meta: engine.Meta{ID: 5, Action: "search"},
Finished: true,
},
},
},
{
name: "search/filter node",
message: `{"meta":{"action":"search","id":6},"path":[],"regexp":"2d03c436-c197-464f-9ad0-d861e650cd61","filter_fs":["node1"]}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 6, Action: "search", FS: "node1", Path: engine.Path{"mancala.stratolog"}},
Lines: []parse.Log{
{Msg: "data disk <disk: hostname=stratonode2.node.strato, ID=2d03c436-c197-464f-9ad0-d861e650cd61, path=/dev/sdc, type=mancala> was found in distributionID:0 table version:1, setting inTable=True",
Level: "INFO",
Time: mustParseTime("2017-12-25T16:23:05+02:00"),
FS: "node1",
FileName: "mancala.stratolog",
Line: 2,
Offset: 699,
Thread: "DistributorThread",
LineNo: 162,
Path: "/usr/share/stratostorage/mancala_management_service.egg/mancala/management/distributor/distributor.py",
},
},
},
{
Meta: engine.Meta{ID: 6, Action: "search"},
Finished: true,
},
},
},
{
name: "search/regexp",
message: `{"meta":{"action":"search","id":7},"path":[], "regexp": "2d03c436-[c197]+-464f-9ad0-d861e650cd61"}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 7, Action: "search", FS: "node1", Path: engine.Path{"mancala.stratolog"}},
Lines: []parse.Log{
{Msg: "data disk <disk: hostname=stratonode2.node.strato, ID=2d03c436-c197-464f-9ad0-d861e650cd61, path=/dev/sdc, type=mancala> was found in distributionID:0 table version:1, setting inTable=True",
Level: "INFO",
Time: mustParseTime("2017-12-25T16:23:05+02:00"),
FS: "node1",
FileName: "mancala.stratolog",
Line: 2,
Offset: 699,
Thread: "DistributorThread",
LineNo: 162,
Path: "/usr/share/stratostorage/mancala_management_service.egg/mancala/management/distributor/distributor.py",
},
},
},
{
Meta: engine.Meta{ID: 7, Action: "search"},
Finished: true,
},
},
},
{
name: "search/not-found",
message: `{"meta":{"action":"search","id":8},"path":[], "regexp": "value that you won't found'"}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 8, Action: "search"},
Finished: true,
},
},
},
{
name: "get file tree",
message: `{"meta":{"action":"get-file-tree","id":9},"base_path":[],"filter_fs":["node1","node2"]}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 9, Action: "get-file-tree"},
Files: []*engine.File{
{
Key: "dir1",
Path: engine.Path{"dir1"},
IsDir: true,
Instances: []engine.FileInstance{{Size: 4096, FS: "node1"}},
},
{
Key: "dir1/service3.log",
Path: engine.Path{"dir1", "service3.log"},
IsDir: false,
Instances: []engine.FileInstance{{Size: 986150, FS: "node1"}},
},
{
Key: "mancala.stratolog",
Path: engine.Path{"mancala.stratolog"},
IsDir: false,
Instances: []engine.FileInstance{{Size: 2672, FS: "node1"}},
},
{
Key: "service1.log",
Path: engine.Path{"service1.log"},
IsDir: false,
Instances: []engine.FileInstance{
{Size: 7, FS: "node1"},
{Size: 0, FS: "node2"},
},
},
{
Key: "service2.log",
Path: engine.Path{"service2.log"},
IsDir: false,
Instances: []engine.FileInstance{{Size: 0, FS: "node1"}},
},
{
Key: "journal",
Path: engine.Path{"journal"},
IsDir: false,
Instances: []engine.FileInstance{{Size: 4096, FS: "node2"}},
},
},
},
{
Meta: engine.Meta{ID: 9, Action: "get-file-tree"},
Finished: true,
},
},
},
{
name: "get file tree/filter node",
message: `{"meta":{"action":"get-file-tree","id":10},"base_path":[],"filter_fs":["node2"]}`,
want: []engine.Response{
{
Meta: engine.Meta{ID: 10, Action: "get-file-tree"},
Files: []*engine.File{
{
Key: "service1.log",
Path: engine.Path{"service1.log"},
IsDir: false,
Instances: []engine.FileInstance{{Size: 0, FS: "node2"}},
},
{
Key: "journal",
Path: engine.Path{"journal"},
IsDir: false,
Instances: []engine.FileInstance{{Size: 4096, FS: "node2"}},
},
},
},
{
Meta: engine.Meta{ID: 10, Action: "get-file-tree"},
Finished: true,
},
},
},
}
addr := "ws://" + s.Listener.Addr().String()
for _, tt := range tests {
tt := tt
t.Run(tt.name, func(t *testing.T) {
conn, httpResp, err := websocket.DefaultDialer.Dial(addr, nil)
require.Nil(t, err)
assert.Equal(t, httpResp.StatusCode, http.StatusSwitchingProtocols)
t.Parallel()
require.Nil(t, conn.WriteMessage(1, []byte(tt.message)))
var got []engine.Response
for i := 0; i < len(tt.want); i++ {
gotOne := <-get(t, conn)
got = append(got, gotOne)
}
sortResp(got)
sortResp(tt.want)
assert.Equal(t, tt.want, got)
})
}
}
func TestDownloads(t *testing.T) {
t.Parallel()
cfg := loadConfig("./example/logserver.json")
cache := gcache.New(0).Build()
sources, err := source.New(cfg.Sources, cache)
require.Nil(t, err)
s := httptest.NewServer(download.New("/", sources, cache))
tests := []struct {
name string
req *http.Request
wantErr bool
wantStatusCode int
wantLocation string
want []byte
wantFiles map[string]bool
}{
{
name: "single file",
req: mustRequest(http.MethodGet, s.URL+"/service1.log?fs=node1", nil),
wantStatusCode: http.StatusOK,
want: []byte("find me"),
},
{
name: "empty file",
req: mustRequest(http.MethodGet, s.URL+"/service1.log?fs=node2", nil),
wantStatusCode: http.StatusOK,
want: []byte(""),
},
{
name: "not found",
req: mustRequest(http.MethodGet, s.URL+"/not-exists.log?fs=node2", nil),
wantStatusCode: http.StatusNotFound,
},
{
name: "multiple files redirect",
req: mustRequest(http.MethodGet, s.URL+"/service1.log", nil),
wantStatusCode: http.StatusTemporaryRedirect,
wantLocation: "/service1.log.zip",
},
{
name: "multiple files redirect with query",
req: mustRequest(http.MethodGet, s.URL+"/service1.log?fs=node1&fs=node2", nil),
wantStatusCode: http.StatusTemporaryRedirect,
wantLocation: "/service1.log.zip?fs=node1&fs=node2",
},
{
name: "multiple files",
req: mustRequest(http.MethodGet, s.URL+"/service1.log.zip", nil),
wantStatusCode: http.StatusOK,
wantFiles: map[string]bool{
"node1-service1.log": true,
"node2-service1.log": true,
"node3-service1.log": true,
},
},
{
name: "multiple files with query",
req: mustRequest(http.MethodGet, s.URL+"/service1.log.zip?fs=node1&fs=node2", nil),
wantStatusCode: http.StatusOK,
wantFiles: map[string]bool{
"node1-service1.log": true,
"node2-service1.log": true,
},
},
}
for _, tt := range tests {
tt := tt
t.Run(tt.name, func(t *testing.T) {
t.Parallel()
t.Log(tt.req.URL.String())
c := &http.Client{
CheckRedirect: func(req *http.Request, via []*http.Request) error {
return http.ErrUseLastResponse
},
}
resp, err := c.Do(tt.req)
if tt.wantErr {
assert.NotNil(t, err)
return
}
if assert.Nil(t, err) {
defer resp.Body.Close()
assert.Equal(t, tt.wantStatusCode, resp.StatusCode)
switch {
case tt.want != nil:
got, err := ioutil.ReadAll(resp.Body)
require.Nil(t, err)
assert.Equal(t, tt.want, got)
case tt.wantFiles != nil:
tp, err := ioutil.TempFile("/tmp", "dl-test-")
require.Nil(t, err)
defer tp.Close()
defer os.Remove(tp.Name())
io.Copy(tp, resp.Body)
z, err := zip.OpenReader(tp.Name())
require.Nil(t, err)
assert.Equal(t, len(tt.wantFiles), len(z.File))
for _, f := range z.File {
assert.True(t, tt.wantFiles[f.Name])
}
case tt.wantLocation != "":
assert.Equal(t, tt.wantLocation, resp.Header.Get("Location"))
}
}
})
}
}
func sortResp(responses []engine.Response) {
sort.Slice(responses, func(i, j int) bool { return strings.Compare(responses[i].Meta.FS, responses[j].Meta.FS) == -1 })
for _, resp := range responses {
sort.Slice(resp.Files, func(i, j int) bool { return strings.Compare(resp.Files[i].Key, resp.Files[j].Key) == -1 })
for _, file := range resp.Files {
sort.Slice(file.Instances, func(i, j int) bool { return strings.Compare(file.Instances[i].FS, file.Instances[j].FS) == -1 })
}
}
}
func get(t *testing.T, conn *websocket.Conn) <-chan engine.Response {
ch := make(chan engine.Response)
go func() {
var got engine.Response
require.Nil(t, conn.ReadJSON(&got))
ch <- got
}()
return ch
}
func mustParseTime(s string) *time.Time {
t, err := time.Parse(time.RFC3339, s)
if err != nil {
panic(err)
}
return &t
}
func mustRequest(method, url string, body io.Reader) *http.Request {
req, err := http.NewRequest(method, url, body)
if err != nil {
panic(err)
}
return req
}