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//
// Copyright 2021 The Sigstore Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build e2e
// +build e2e
package e2e
import (
"encoding/base64"
"fmt"
"io/ioutil"
"math/rand"
"os"
"os/exec"
"strings"
"testing"
"time"
"github.com/sigstore/rekor/pkg/generated/models"
)
const (
cli = "../rekor-cli"
server = "../rekor-server"
nodeDataDir = "node"
)
func outputContains(t *testing.T, output, sub string) {
t.Helper()
if !strings.Contains(output, sub) {
t.Errorf("Expected [%s] in response, got %s", sub, output)
}
}
func run(t *testing.T, stdin, cmd string, arg ...string) string {
t.Helper()
// Coverage flag must be the first arg passed to coverage binary
// No impact when running with regular binary
arg = append([]string{coverageFlag()}, arg...)
c := exec.Command(cmd, arg...)
if stdin != "" {
c.Stdin = strings.NewReader(stdin)
}
if os.Getenv("REKORTMPDIR") != "" {
// ensure that we use a clean state.json file for each run
c.Env = append(c.Env, "HOME="+os.Getenv("REKORTMPDIR"))
}
b, err := c.CombinedOutput()
if err != nil {
t.Log(string(b))
t.Fatal(err)
}
return stripCoverageOutput(string(b))
}
func runCli(t *testing.T, arg ...string) string {
t.Helper()
arg = append(arg, rekorServerFlag())
// use a blank config file to ensure no collision
if os.Getenv("REKORTMPDIR") != "" {
arg = append(arg, "--config="+os.Getenv("REKORTMPDIR")+".rekor.yaml")
}
return run(t, "", cli, arg...)
}
func runCliStdout(t *testing.T, arg ...string) string {
t.Helper()
// Coverage flag must be the first arg passed to coverage binary
// No impact when running with regular binary
arg = append([]string{coverageFlag()}, arg...)
arg = append(arg, rekorServerFlag())
c := exec.Command(cli, arg...)
if os.Getenv("REKORTMPDIR") != "" {
// ensure that we use a clean state.json file for each run
c.Env = append(c.Env, "HOME="+os.Getenv("REKORTMPDIR"))
}
b, err := c.Output()
if err != nil {
t.Log(string(b))
t.Fatal(err)
}
return stripCoverageOutput(string(b))
}
func runCliErr(t *testing.T, arg ...string) string {
t.Helper()
// Coverage flag must be the first arg passed to coverage binary
// No impact when running with regular binary
arg = append([]string{coverageFlag()}, arg...)
arg = append(arg, rekorServerFlag())
// use a blank config file to ensure no collision
if os.Getenv("REKORTMPDIR") != "" {
arg = append(arg, "--config="+os.Getenv("REKORTMPDIR")+".rekor.yaml")
}
cmd := exec.Command(cli, arg...)
b, err := cmd.CombinedOutput()
if err == nil {
t.Log(string(b))
t.Fatalf("expected error, got %s", string(b))
}
return stripCoverageOutput(string(b))
}
func rekorServerFlag() string {
return fmt.Sprintf("--rekor_server=%s", rekorServer())
}
func rekorServer() string {
if s := os.Getenv("REKOR_SERVER"); s != "" {
return s
}
return "http://localhost:3000"
}
func coverageFlag() string {
return "-test.coverprofile=/tmp/rekor-cli." + randomSuffix(8) + ".cov"
}
func stripCoverageOutput(out string) string {
return strings.Split(strings.Split(out, "PASS")[0], "FAIL")[0]
}
func readFile(t *testing.T, p string) string {
b, err := ioutil.ReadFile(p)
if err != nil {
t.Fatal(err)
}
return strings.TrimSpace(string(b))
}
func randomSuffix(n int) string {
const letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
b := make([]byte, n)
for i := range b {
b[i] = letterBytes[rand.Intn(len(letterBytes))]
}
return string(b)
}
func randomData(t *testing.T, n int) []byte {
t.Helper()
rand.Seed(time.Now().UnixNano())
data := make([]byte, n)
if _, err := rand.Read(data[:]); err != nil {
t.Fatal(err)
}
return data
}
func createArtifact(t *testing.T, artifactPath string) string {
t.Helper()
// First let's generate some random data so we don't have to worry about dupes.
data := randomData(t, 100)
artifact := base64.StdEncoding.EncodeToString(data[:])
// Write this to a file
write(t, artifact, artifactPath)
return artifact
}
func extractLogEntry(t *testing.T, le models.LogEntry) models.LogEntryAnon {
t.Helper()
if len(le) != 1 {
t.Fatal("expected length to be 1, is actually", len(le))
}
for _, v := range le {
return v
}
// this should never happen
return models.LogEntryAnon{}
}
func write(t *testing.T, data string, path string) {
t.Helper()
if err := ioutil.WriteFile(path, []byte(data), 0644); err != nil {
t.Fatal(err)
}
}
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