act/pkg/artifactcache/handler_test.go

698 lines
20 KiB
Go

package artifactcache
import (
"bytes"
"crypto/rand"
"encoding/json"
"fmt"
"io"
"net/http"
"path/filepath"
"strings"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/timshannon/bolthold"
"go.etcd.io/bbolt"
)
func TestHandler(t *testing.T) {
dir := filepath.Join(t.TempDir(), "artifactcache")
handler, err := StartHandler(dir, "", 0, nil)
require.NoError(t, err)
base := fmt.Sprintf("%s%s", handler.ExternalURL(), urlBase)
defer func() {
t.Run("inpect db", func(t *testing.T) {
db, err := handler.openDB()
require.NoError(t, err)
defer db.Close()
require.NoError(t, db.Bolt().View(func(tx *bbolt.Tx) error {
return tx.Bucket([]byte("Cache")).ForEach(func(k, v []byte) error {
t.Logf("%s: %s", k, v)
return nil
})
}))
})
t.Run("close", func(t *testing.T) {
require.NoError(t, handler.Close())
assert.Nil(t, handler.server)
assert.Nil(t, handler.listener)
_, err := http.Post(fmt.Sprintf("%s/caches/%d", base, 1), "", nil)
assert.Error(t, err)
})
}()
t.Run("get not exist", func(t *testing.T) {
key := strings.ToLower(t.Name())
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
resp, err := http.Get(fmt.Sprintf("%s/cache?keys=%s&version=%s", base, key, version))
require.NoError(t, err)
require.Equal(t, 204, resp.StatusCode)
})
t.Run("reserve and upload", func(t *testing.T) {
key := strings.ToLower(t.Name())
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
content := make([]byte, 100)
_, err := rand.Read(content)
require.NoError(t, err)
uploadCacheNormally(t, base, key, version, content)
})
t.Run("clean", func(t *testing.T) {
resp, err := http.Post(fmt.Sprintf("%s/clean", base), "", nil)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
})
t.Run("reserve with bad request", func(t *testing.T) {
body := []byte(`invalid json`)
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
})
t.Run("duplicate reserve", func(t *testing.T) {
key := strings.ToLower(t.Name())
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
var first, second struct {
CacheID uint64 `json:"cacheId"`
}
{
body, err := json.Marshal(&Request{
Key: key,
Version: version,
Size: 100,
})
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
require.NoError(t, json.NewDecoder(resp.Body).Decode(&first))
assert.NotZero(t, first.CacheID)
}
{
body, err := json.Marshal(&Request{
Key: key,
Version: version,
Size: 100,
})
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
require.NoError(t, json.NewDecoder(resp.Body).Decode(&second))
assert.NotZero(t, second.CacheID)
}
assert.NotEqual(t, first.CacheID, second.CacheID)
})
t.Run("upload with bad id", func(t *testing.T) {
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/invalid_id", base), bytes.NewReader(nil))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes 0-99/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
})
t.Run("upload without reserve", func(t *testing.T) {
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/%d", base, 1000), bytes.NewReader(nil))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes 0-99/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
})
t.Run("upload with complete", func(t *testing.T) {
key := strings.ToLower(t.Name())
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
var id uint64
content := make([]byte, 100)
_, err := rand.Read(content)
require.NoError(t, err)
{
body, err := json.Marshal(&Request{
Key: key,
Version: version,
Size: 100,
})
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
got := struct {
CacheID uint64 `json:"cacheId"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
id = got.CacheID
}
{
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/%d", base, id), bytes.NewReader(content))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes 0-99/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
}
{
resp, err := http.Post(fmt.Sprintf("%s/caches/%d", base, id), "", nil)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
}
{
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/%d", base, id), bytes.NewReader(content))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes 0-99/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
}
})
t.Run("upload with invalid range", func(t *testing.T) {
key := strings.ToLower(t.Name())
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
var id uint64
content := make([]byte, 100)
_, err := rand.Read(content)
require.NoError(t, err)
{
body, err := json.Marshal(&Request{
Key: key,
Version: version,
Size: 100,
})
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
got := struct {
CacheID uint64 `json:"cacheId"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
id = got.CacheID
}
{
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/%d", base, id), bytes.NewReader(content))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes xx-99/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
}
})
t.Run("commit with bad id", func(t *testing.T) {
{
resp, err := http.Post(fmt.Sprintf("%s/caches/invalid_id", base), "", nil)
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
}
})
t.Run("commit with not exist id", func(t *testing.T) {
{
resp, err := http.Post(fmt.Sprintf("%s/caches/%d", base, 100), "", nil)
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
}
})
t.Run("duplicate commit", func(t *testing.T) {
key := strings.ToLower(t.Name())
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
var id uint64
content := make([]byte, 100)
_, err := rand.Read(content)
require.NoError(t, err)
{
body, err := json.Marshal(&Request{
Key: key,
Version: version,
Size: 100,
})
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
got := struct {
CacheID uint64 `json:"cacheId"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
id = got.CacheID
}
{
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/%d", base, id), bytes.NewReader(content))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes 0-99/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
}
{
resp, err := http.Post(fmt.Sprintf("%s/caches/%d", base, id), "", nil)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
}
{
resp, err := http.Post(fmt.Sprintf("%s/caches/%d", base, id), "", nil)
require.NoError(t, err)
assert.Equal(t, 400, resp.StatusCode)
}
})
t.Run("commit early", func(t *testing.T) {
key := strings.ToLower(t.Name())
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
var id uint64
content := make([]byte, 100)
_, err := rand.Read(content)
require.NoError(t, err)
{
body, err := json.Marshal(&Request{
Key: key,
Version: version,
Size: 100,
})
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
got := struct {
CacheID uint64 `json:"cacheId"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
id = got.CacheID
}
{
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/%d", base, id), bytes.NewReader(content[:50]))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes 0-59/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
}
{
resp, err := http.Post(fmt.Sprintf("%s/caches/%d", base, id), "", nil)
require.NoError(t, err)
assert.Equal(t, 500, resp.StatusCode)
}
})
t.Run("get with bad id", func(t *testing.T) {
resp, err := http.Get(fmt.Sprintf("%s/artifacts/invalid_id", base))
require.NoError(t, err)
require.Equal(t, 400, resp.StatusCode)
})
t.Run("get with not exist id", func(t *testing.T) {
resp, err := http.Get(fmt.Sprintf("%s/artifacts/%d", base, 100))
require.NoError(t, err)
require.Equal(t, 404, resp.StatusCode)
})
t.Run("get with not exist id", func(t *testing.T) {
resp, err := http.Get(fmt.Sprintf("%s/artifacts/%d", base, 100))
require.NoError(t, err)
require.Equal(t, 404, resp.StatusCode)
})
t.Run("get with multiple keys", func(t *testing.T) {
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
key := strings.ToLower(t.Name())
keys := [3]string{
key + "_a_b_c",
key + "_a_b",
key + "_a",
}
contents := [3][]byte{
make([]byte, 100),
make([]byte, 200),
make([]byte, 300),
}
for i := range contents {
_, err := rand.Read(contents[i])
require.NoError(t, err)
uploadCacheNormally(t, base, keys[i], version, contents[i])
time.Sleep(time.Second) // ensure CreatedAt of caches are different
}
reqKeys := strings.Join([]string{
key + "_a_b_x",
key + "_a_b",
key + "_a",
}, ",")
resp, err := http.Get(fmt.Sprintf("%s/cache?keys=%s&version=%s", base, reqKeys, version))
require.NoError(t, err)
require.Equal(t, 200, resp.StatusCode)
/*
Expect `key_a_b` because:
- `key_a_b_x" doesn't match any caches.
- `key_a_b" matches `key_a_b` and `key_a_b_c`, but `key_a_b` is newer.
*/
except := 1
got := struct {
Result string `json:"result"`
ArchiveLocation string `json:"archiveLocation"`
CacheKey string `json:"cacheKey"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
assert.Equal(t, "hit", got.Result)
assert.Equal(t, keys[except], got.CacheKey)
contentResp, err := http.Get(got.ArchiveLocation)
require.NoError(t, err)
require.Equal(t, 200, contentResp.StatusCode)
content, err := io.ReadAll(contentResp.Body)
require.NoError(t, err)
assert.Equal(t, contents[except], content)
})
t.Run("case insensitive", func(t *testing.T) {
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
key := strings.ToLower(t.Name())
content := make([]byte, 100)
_, err := rand.Read(content)
require.NoError(t, err)
uploadCacheNormally(t, base, key+"_ABC", version, content)
{
reqKey := key + "_aBc"
resp, err := http.Get(fmt.Sprintf("%s/cache?keys=%s&version=%s", base, reqKey, version))
require.NoError(t, err)
require.Equal(t, 200, resp.StatusCode)
got := struct {
Result string `json:"result"`
ArchiveLocation string `json:"archiveLocation"`
CacheKey string `json:"cacheKey"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
assert.Equal(t, "hit", got.Result)
assert.Equal(t, key+"_abc", got.CacheKey)
}
})
t.Run("exact keys are preferred (key 0)", func(t *testing.T) {
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
key := strings.ToLower(t.Name())
keys := [3]string{
key + "_a",
key + "_a_b_c",
key + "_a_b",
}
contents := [3][]byte{
make([]byte, 100),
make([]byte, 200),
make([]byte, 300),
}
for i := range contents {
_, err := rand.Read(contents[i])
require.NoError(t, err)
uploadCacheNormally(t, base, keys[i], version, contents[i])
time.Sleep(time.Second) // ensure CreatedAt of caches are different
}
reqKeys := strings.Join([]string{
key + "_a",
key + "_a_b",
}, ",")
resp, err := http.Get(fmt.Sprintf("%s/cache?keys=%s&version=%s", base, reqKeys, version))
require.NoError(t, err)
require.Equal(t, 200, resp.StatusCode)
/*
Expect `key_a` because:
- `key_a` matches `key_a`, `key_a_b` and `key_a_b_c`, but `key_a` is an exact match.
- `key_a_b` matches `key_a_b` and `key_a_b_c`, but previous key had a match
*/
expect := 0
got := struct {
ArchiveLocation string `json:"archiveLocation"`
CacheKey string `json:"cacheKey"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
assert.Equal(t, keys[expect], got.CacheKey)
contentResp, err := http.Get(got.ArchiveLocation)
require.NoError(t, err)
require.Equal(t, 200, contentResp.StatusCode)
content, err := io.ReadAll(contentResp.Body)
require.NoError(t, err)
assert.Equal(t, contents[expect], content)
})
t.Run("exact keys are preferred (key 1)", func(t *testing.T) {
version := "c19da02a2bd7e77277f1ac29ab45c09b7d46a4ee758284e26bb3045ad11d9d20"
key := strings.ToLower(t.Name())
keys := [3]string{
key + "_a",
key + "_a_b_c",
key + "_a_b",
}
contents := [3][]byte{
make([]byte, 100),
make([]byte, 200),
make([]byte, 300),
}
for i := range contents {
_, err := rand.Read(contents[i])
require.NoError(t, err)
uploadCacheNormally(t, base, keys[i], version, contents[i])
time.Sleep(time.Second) // ensure CreatedAt of caches are different
}
reqKeys := strings.Join([]string{
"------------------------------------------------------",
key + "_a",
key + "_a_b",
}, ",")
resp, err := http.Get(fmt.Sprintf("%s/cache?keys=%s&version=%s", base, reqKeys, version))
require.NoError(t, err)
require.Equal(t, 200, resp.StatusCode)
/*
Expect `key_a` because:
- `------------------------------------------------------` doesn't match any caches.
- `key_a` matches `key_a`, `key_a_b` and `key_a_b_c`, but `key_a` is an exact match.
- `key_a_b` matches `key_a_b` and `key_a_b_c`, but previous key had a match
*/
expect := 0
got := struct {
ArchiveLocation string `json:"archiveLocation"`
CacheKey string `json:"cacheKey"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
assert.Equal(t, keys[expect], got.CacheKey)
contentResp, err := http.Get(got.ArchiveLocation)
require.NoError(t, err)
require.Equal(t, 200, contentResp.StatusCode)
content, err := io.ReadAll(contentResp.Body)
require.NoError(t, err)
assert.Equal(t, contents[expect], content)
})
}
func uploadCacheNormally(t *testing.T, base, key, version string, content []byte) {
var id uint64
{
body, err := json.Marshal(&Request{
Key: key,
Version: version,
Size: int64(len(content)),
})
require.NoError(t, err)
resp, err := http.Post(fmt.Sprintf("%s/caches", base), "application/json", bytes.NewReader(body))
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
got := struct {
CacheID uint64 `json:"cacheId"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
id = got.CacheID
}
{
req, err := http.NewRequest(http.MethodPatch,
fmt.Sprintf("%s/caches/%d", base, id), bytes.NewReader(content))
require.NoError(t, err)
req.Header.Set("Content-Type", "application/octet-stream")
req.Header.Set("Content-Range", "bytes 0-99/*")
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
}
{
resp, err := http.Post(fmt.Sprintf("%s/caches/%d", base, id), "", nil)
require.NoError(t, err)
assert.Equal(t, 200, resp.StatusCode)
}
var archiveLocation string
{
resp, err := http.Get(fmt.Sprintf("%s/cache?keys=%s&version=%s", base, key, version))
require.NoError(t, err)
require.Equal(t, 200, resp.StatusCode)
got := struct {
Result string `json:"result"`
ArchiveLocation string `json:"archiveLocation"`
CacheKey string `json:"cacheKey"`
}{}
require.NoError(t, json.NewDecoder(resp.Body).Decode(&got))
assert.Equal(t, "hit", got.Result)
assert.Equal(t, strings.ToLower(key), got.CacheKey)
archiveLocation = got.ArchiveLocation
}
{
resp, err := http.Get(archiveLocation) //nolint:gosec
require.NoError(t, err)
require.Equal(t, 200, resp.StatusCode)
got, err := io.ReadAll(resp.Body)
require.NoError(t, err)
assert.Equal(t, content, got)
}
}
func TestHandler_gcCache(t *testing.T) {
dir := filepath.Join(t.TempDir(), "artifactcache")
handler, err := StartHandler(dir, "", 0, nil)
require.NoError(t, err)
defer func() {
require.NoError(t, handler.Close())
}()
now := time.Now()
cases := []struct {
Cache *Cache
Kept bool
}{
{
// should be kept, since it's used recently and not too old.
Cache: &Cache{
Key: "test_key_1",
Version: "test_version",
Complete: true,
UsedAt: now.Unix(),
CreatedAt: now.Add(-time.Hour).Unix(),
},
Kept: true,
},
{
// should be removed, since it's not complete and not used for a while.
Cache: &Cache{
Key: "test_key_2",
Version: "test_version",
Complete: false,
UsedAt: now.Add(-(keepTemp + time.Second)).Unix(),
CreatedAt: now.Add(-(keepTemp + time.Hour)).Unix(),
},
Kept: false,
},
{
// should be removed, since it's not used for a while.
Cache: &Cache{
Key: "test_key_3",
Version: "test_version",
Complete: true,
UsedAt: now.Add(-(keepUnused + time.Second)).Unix(),
CreatedAt: now.Add(-(keepUnused + time.Hour)).Unix(),
},
Kept: false,
},
{
// should be removed, since it's used but too old.
Cache: &Cache{
Key: "test_key_3",
Version: "test_version",
Complete: true,
UsedAt: now.Unix(),
CreatedAt: now.Add(-(keepUsed + time.Second)).Unix(),
},
Kept: false,
},
{
// should be kept, since it has a newer edition but be used recently.
Cache: &Cache{
Key: "test_key_1",
Version: "test_version",
Complete: true,
UsedAt: now.Add(-(keepOld - time.Minute)).Unix(),
CreatedAt: now.Add(-(time.Hour + time.Second)).Unix(),
},
Kept: true,
},
{
// should be removed, since it has a newer edition and not be used recently.
Cache: &Cache{
Key: "test_key_1",
Version: "test_version",
Complete: true,
UsedAt: now.Add(-(keepOld + time.Second)).Unix(),
CreatedAt: now.Add(-(time.Hour + time.Second)).Unix(),
},
Kept: false,
},
}
db, err := handler.openDB()
require.NoError(t, err)
for _, c := range cases {
require.NoError(t, insertCache(db, c.Cache))
}
require.NoError(t, db.Close())
handler.gcAt = time.Time{} // ensure gcCache will not skip
handler.gcCache()
db, err = handler.openDB()
require.NoError(t, err)
for i, v := range cases {
t.Run(fmt.Sprintf("%d_%s", i, v.Cache.Key), func(t *testing.T) {
cache := &Cache{}
err = db.Get(v.Cache.ID, cache)
if v.Kept {
assert.NoError(t, err)
} else {
assert.ErrorIs(t, err, bolthold.ErrNotFound)
}
})
}
require.NoError(t, db.Close())
}