test: add ListRetries config parameter to integration tests

Occasionally the b2 tests fail because the integration tests don't
retry hard enough with their new setting of -list-retries 3. Override
this setting to 5 for the b2 tests only.

fstest/test_all/config.go

@@ -27,15 +27,16 @@ type Test struct {
 //
 // FIXME make bucket based remotes set sub-dir automatically???
 type Backend struct {
-	Backend  string   // name of the backend directory
-	Remote   string   // name of the test remote
-	FastList bool     // set to test with -fast-list
-	Short    bool     // set to test with -short
-	OneOnly  bool     // set to run only one backend test at once
-	MaxFile  string   // file size limit
-	CleanUp  bool     // when running clean, run cleanup first
-	Ignore   []string // test names to ignore the failure of
-	Tests    []string // paths of tests to run, blank for all
+	Backend     string   // name of the backend directory
+	Remote      string   // name of the test remote
+	FastList    bool     // set to test with -fast-list
+	Short       bool     // set to test with -short
+	OneOnly     bool     // set to run only one backend test at once
+	MaxFile     string   // file size limit
+	CleanUp     bool     // when running clean, run cleanup first
+	Ignore      []string // test names to ignore the failure of
+	Tests       []string // paths of tests to run, blank for all
+	ListRetries int      // -list-retries if > 0
 }
 
 // includeTest returns true if this backend should be included in this
@@ -79,16 +80,17 @@ func (b *Backend) MakeRuns(t *Test) (runs []*Run) {
 			continue
 		}
 		run := &Run{
-			Remote:    b.Remote,
-			Backend:   b.Backend,
-			Path:      t.Path,
-			FastList:  fastlist,
-			Short:     (b.Short && t.Short),
-			NoRetries: t.NoRetries,
-			OneOnly:   b.OneOnly,
-			NoBinary:  t.NoBinary,
-			SizeLimit: int64(maxSize),
-			Ignore:    ignore,
+			Remote:      b.Remote,
+			Backend:     b.Backend,
+			Path:        t.Path,
+			FastList:    fastlist,
+			Short:       (b.Short && t.Short),
+			NoRetries:   t.NoRetries,
+			OneOnly:     b.OneOnly,
+			NoBinary:    t.NoBinary,
+			SizeLimit:   int64(maxSize),
+			Ignore:      ignore,
+			ListRetries: b.ListRetries,
 		}
 		if t.AddBackend {
 			run.Path = path.Join(run.Path, b.Backend)

fstest/test_all/config.yaml

@@ -20,6 +20,7 @@ backends:
  - backend:  "b2"
    remote:   "TestB2:"
    fastlist: true
+   listretries: 5
  - backend:  "crypt"
    remote:   "TestCryptDrive:"
    fastlist: true

fstest/test_all/run.go

@@ -35,16 +35,17 @@ var (
 // if retries are needed.
 type Run struct {
 	// Config
-	Remote    string // name of the test remote
-	Backend   string // name of the backend
-	Path      string // path to the source directory
-	FastList  bool   // add -fast-list to tests
-	Short     bool   // add -short
-	NoRetries bool   // don't retry if set
-	OneOnly   bool   // only run test for this backend at once
-	NoBinary  bool   // set to not build a binary
-	SizeLimit int64  // maximum test file size
-	Ignore    map[string]struct{}
+	Remote      string // name of the test remote
+	Backend     string // name of the backend
+	Path        string // path to the source directory
+	FastList    bool   // add -fast-list to tests
+	Short       bool   // add -short
+	NoRetries   bool   // don't retry if set
+	OneOnly     bool   // only run test for this backend at once
+	NoBinary    bool   // set to not build a binary
+	SizeLimit   int64  // maximum test file size
+	Ignore      map[string]struct{}
+	ListRetries int // -list-retries if > 0
 	// Internals
 	CmdLine     []string
 	CmdString   string
@@ -336,8 +337,12 @@ func (r *Run) Init() {
 		r.CmdLine = []string{"./" + r.BinaryName()}
 	}
 	r.CmdLine = append(r.CmdLine, prefix+"v", prefix+"timeout", timeout.String(), "-remote", r.Remote)
-	if *listRetries > 0 {
-		r.CmdLine = append(r.CmdLine, "-list-retries", fmt.Sprint(*listRetries))
+	listRetries := *listRetries
+	if r.ListRetries > 0 {
+		listRetries = r.ListRetries
+	}
+	if listRetries > 0 {
+		r.CmdLine = append(r.CmdLine, "-list-retries", fmt.Sprint(listRetries))
 	}
 	r.Try = 1
 	if *verbose {