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fn: introducing 503 responses for out of capacity case (#518)

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* fn: introducing 503 responses for out of capacity case

*) Adding 503 with Retry-After header case if request failed
during waiting for slots.
*) TODO: return 503 without Retry-After if the request can
never be met by this fn server.
*) fn: runner test docker pull fixup
*) fn: MaxMemory for routes is now a variable to allow
testing and adjusting it according to fleet memory sizes.
This commit is contained in:
Tolga Ceylan
2017-11-21 12:42:02 -08:00
committed by GitHub
parent 460e9d2dea
commit 2551be446a
6 changed files with 38 additions and 13 deletions
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13
api/server/runner_test.go
View File

@@ -232,15 +232,19 @@ func TestFailedEnqueue(t *testing.T) {
}
func TestRouteRunnerTimeout(t *testing.T) {
t.Skip("doesn't work on old Ubuntu")
buf := setLogBuffer()
models.RouteMaxMemory = uint64(1024 * 1024 * 1024) // 1024 TB
hugeMem := uint64(models.RouteMaxMemory - 1)
ds := datastore.NewMockInit(
[]*models.App{
{Name: "myapp", Config: models.Config{}},
},
[]*models.Route{
{Path: "/sleeper", AppName: "myapp", Image: "fnproject/sleeper", Timeout: 1},
{Path: "/pull", AppName: "myapp", Image: "fnproject/sleeper", Type: "sync", Memory: 128, Timeout: 30, IdleTimeout: 30},
{Path: "/sleeper", AppName: "myapp", Image: "fnproject/sleeper", Type: "sync", Memory: 128, Timeout: 1, IdleTimeout: 30},
{Path: "/waitmemory", AppName: "myapp", Image: "fnproject/sleeper", Type: "sync", Memory: hugeMem, Timeout: 1, IdleTimeout: 30},
}, nil,
)
@@ -257,8 +261,11 @@ func TestRouteRunnerTimeout(t *testing.T) {
expectedCode int
expectedHeaders map[string][]string
}{
// first request with large timeout, we let the docker pull go through...
{"/r/myapp/pull", `{"sleep": 0}`, "POST", http.StatusOK, nil},
{"/r/myapp/sleeper", `{"sleep": 0}`, "POST", http.StatusOK, nil},
{"/r/myapp/sleeper", `{"sleep": 2}`, "POST", http.StatusGatewayTimeout, nil},
{"/r/myapp/sleeper", `{"sleep": 4}`, "POST", http.StatusGatewayTimeout, nil},
{"/r/myapp/waitmemory", `{"sleep": 0}`, "POST", http.StatusServiceUnavailable, map[string][]string{"Retry-After": {"15"}}},
} {
body := strings.NewReader(test.body)
_, rec := routerRequest(t, srv.Router, test.method, test.path, body)