mirror of https://github.com/status-im/consul.git
772 lines
21 KiB
Go
772 lines
21 KiB
Go
package agent
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import (
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"bytes"
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"errors"
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"fmt"
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"io/ioutil"
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"log"
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"net"
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"net/http"
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"net/http/httptest"
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"os"
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"os/exec"
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"reflect"
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"strings"
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"testing"
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"time"
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docker "github.com/fsouza/go-dockerclient"
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"github.com/hashicorp/consul/agent/mock"
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"github.com/hashicorp/consul/api"
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"github.com/hashicorp/consul/testutil/retry"
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"github.com/hashicorp/consul/types"
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)
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func TestCheckMonitor(t *testing.T) {
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tests := []struct {
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script, status string
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}{
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{"exit 0", "passing"},
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{"exit 1", "warning"},
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{"exit 2", "critical"},
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{"foobarbaz", "critical"},
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}
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for _, tt := range tests {
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t.Run(tt.status, func(t *testing.T) {
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notif := mock.NewNotify()
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check := &CheckMonitor{
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Notify: notif,
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CheckID: types.CheckID("foo"),
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Script: tt.script,
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Interval: 25 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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retry.Run(t, func(r *retry.R) {
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if got, want := notif.Updates("foo"), 2; got < want {
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r.Fatalf("got %d updates want at least %d", got, want)
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}
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if got, want := notif.State("foo"), tt.status; got != want {
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r.Fatalf("got state %q want %q", got, want)
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}
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})
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})
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}
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}
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func TestCheckMonitor_Timeout(t *testing.T) {
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// t.Parallel() // timing test. no parallel
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notif := mock.NewNotify()
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check := &CheckMonitor{
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Notify: notif,
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CheckID: types.CheckID("foo"),
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Script: "sleep 1 && exit 0",
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Interval: 50 * time.Millisecond,
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Timeout: 25 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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time.Sleep(250 * time.Millisecond)
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// Should have at least 2 updates
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if notif.Updates("foo") < 2 {
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t.Fatalf("should have at least 2 updates %v", notif.UpdatesMap())
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}
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if notif.State("foo") != "critical" {
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t.Fatalf("should be critical %v", notif.StateMap())
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}
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}
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func TestCheckMonitor_RandomStagger(t *testing.T) {
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// t.Parallel() // timing test. no parallel
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notif := mock.NewNotify()
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check := &CheckMonitor{
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Notify: notif,
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CheckID: types.CheckID("foo"),
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Script: "exit 0",
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Interval: 25 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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time.Sleep(500 * time.Millisecond)
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// Should have at least 1 update
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if notif.Updates("foo") < 1 {
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t.Fatalf("should have 1 or more updates %v", notif.UpdatesMap())
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}
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if notif.State("foo") != api.HealthPassing {
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t.Fatalf("should be %v %v", api.HealthPassing, notif.StateMap())
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}
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}
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func TestCheckMonitor_LimitOutput(t *testing.T) {
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t.Parallel()
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notif := mock.NewNotify()
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check := &CheckMonitor{
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Notify: notif,
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CheckID: types.CheckID("foo"),
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Script: "od -N 81920 /dev/urandom",
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Interval: 25 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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time.Sleep(50 * time.Millisecond)
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// Allow for extra bytes for the truncation message
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if len(notif.Output("foo")) > CheckBufSize+100 {
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t.Fatalf("output size is too long")
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}
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}
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func TestCheckTTL(t *testing.T) {
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// t.Parallel() // timing test. no parallel
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notif := mock.NewNotify()
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check := &CheckTTL{
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Notify: notif,
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CheckID: types.CheckID("foo"),
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TTL: 200 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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time.Sleep(100 * time.Millisecond)
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check.SetStatus(api.HealthPassing, "test-output")
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if notif.Updates("foo") != 1 {
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t.Fatalf("should have 1 updates %v", notif.UpdatesMap())
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}
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if notif.State("foo") != api.HealthPassing {
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t.Fatalf("should be passing %v", notif.StateMap())
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}
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// Ensure we don't fail early
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time.Sleep(150 * time.Millisecond)
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if notif.Updates("foo") != 1 {
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t.Fatalf("should have 1 updates %v", notif.UpdatesMap())
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}
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// Wait for the TTL to expire
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time.Sleep(150 * time.Millisecond)
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if notif.Updates("foo") != 2 {
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t.Fatalf("should have 2 updates %v", notif.UpdatesMap())
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}
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if notif.State("foo") != api.HealthCritical {
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t.Fatalf("should be critical %v", notif.StateMap())
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}
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if !strings.Contains(notif.Output("foo"), "test-output") {
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t.Fatalf("should have retained output %v", notif.OutputMap())
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}
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}
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func TestCheckHTTP(t *testing.T) {
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t.Parallel()
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tests := []struct {
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desc string
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code int
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method string
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header http.Header
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status string
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}{
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// passing
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{code: 200, status: api.HealthPassing},
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{code: 201, status: api.HealthPassing},
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{code: 250, status: api.HealthPassing},
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{code: 299, status: api.HealthPassing},
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// warning
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{code: 429, status: api.HealthWarning},
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// critical
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{code: 150, status: api.HealthCritical},
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{code: 199, status: api.HealthCritical},
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{code: 300, status: api.HealthCritical},
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{code: 400, status: api.HealthCritical},
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{code: 500, status: api.HealthCritical},
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// custom method
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{desc: "custom method GET", code: 200, method: "GET", status: api.HealthPassing},
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{desc: "custom method POST", code: 200, header: http.Header{"Content-Length": []string{"0"}}, method: "POST", status: api.HealthPassing},
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{desc: "custom method abc", code: 200, method: "abc", status: api.HealthPassing},
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// custom header
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{desc: "custom header", code: 200, header: http.Header{"A": []string{"b", "c"}}, status: api.HealthPassing},
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{desc: "host header", code: 200, header: http.Header{"Host": []string{"a"}}, status: api.HealthPassing},
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}
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for _, tt := range tests {
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desc := tt.desc
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if desc == "" {
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desc = fmt.Sprintf("code %d -> status %s", tt.code, tt.status)
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}
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t.Run(desc, func(t *testing.T) {
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if tt.method != "" && tt.method != r.Method {
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w.WriteHeader(999)
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return
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}
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expectedHeader := http.Header{
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"Accept": []string{"text/plain, text/*, */*"},
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"Accept-Encoding": []string{"gzip"},
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"Connection": []string{"close"},
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"User-Agent": []string{"Consul Health Check"},
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}
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for k, v := range tt.header {
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expectedHeader[k] = v
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}
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// the Host header is in r.Host and not in the headers
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host := expectedHeader.Get("Host")
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if host != "" && host != r.Host {
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w.WriteHeader(999)
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return
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}
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expectedHeader.Del("Host")
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if !reflect.DeepEqual(expectedHeader, r.Header) {
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w.WriteHeader(999)
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return
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}
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// Body larger than 4k limit
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body := bytes.Repeat([]byte{'a'}, 2*CheckBufSize)
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w.WriteHeader(tt.code)
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w.Write(body)
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}))
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defer server.Close()
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notif := mock.NewNotify()
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check := &CheckHTTP{
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Notify: notif,
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CheckID: types.CheckID("foo"),
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HTTP: server.URL,
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Method: tt.method,
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Header: tt.header,
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Interval: 10 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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retry.Run(t, func(r *retry.R) {
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if got, want := notif.Updates("foo"), 2; got < want {
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r.Fatalf("got %d updates want at least %d", got, want)
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}
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if got, want := notif.State("foo"), tt.status; got != want {
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r.Fatalf("got state %q want %q", got, want)
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}
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// Allow slightly more data than CheckBufSize, for the header
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if n := len(notif.Output("foo")); n > (CheckBufSize + 256) {
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r.Fatalf("output too long: %d (%d-byte limit)", n, CheckBufSize)
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}
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})
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})
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}
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}
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func TestCheckHTTPTimeout(t *testing.T) {
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t.Parallel()
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timeout := 5 * time.Millisecond
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server := httptest.NewServer(http.HandlerFunc(func(http.ResponseWriter, *http.Request) {
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time.Sleep(2 * timeout)
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}))
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defer server.Close()
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notif := mock.NewNotify()
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check := &CheckHTTP{
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Notify: notif,
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CheckID: types.CheckID("bar"),
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HTTP: server.URL,
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Timeout: timeout,
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Interval: 10 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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retry.Run(t, func(r *retry.R) {
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if got, want := notif.Updates("bar"), 2; got < want {
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r.Fatalf("got %d updates want at least %d", got, want)
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}
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if got, want := notif.State("bar"), api.HealthCritical; got != want {
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r.Fatalf("got state %q want %q", got, want)
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}
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})
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}
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func TestCheckHTTP_disablesKeepAlives(t *testing.T) {
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t.Parallel()
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check := &CheckHTTP{
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CheckID: types.CheckID("foo"),
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HTTP: "http://foo.bar/baz",
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Interval: 10 * time.Second,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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if !check.httpClient.Transport.(*http.Transport).DisableKeepAlives {
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t.Fatalf("should have disabled keepalives")
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}
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}
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func TestCheckHTTP_TLSSkipVerify_defaultFalse(t *testing.T) {
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t.Parallel()
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check := &CheckHTTP{
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CheckID: "foo",
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HTTP: "https://foo.bar/baz",
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Interval: 10 * time.Second,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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if check.httpClient.Transport.(*http.Transport).TLSClientConfig.InsecureSkipVerify {
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t.Fatalf("should default to false")
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}
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}
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func largeBodyHandler(code int) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// Body larger than 4k limit
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body := bytes.Repeat([]byte{'a'}, 2*CheckBufSize)
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w.WriteHeader(code)
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w.Write(body)
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})
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}
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func TestCheckHTTP_TLSSkipVerify_true_pass(t *testing.T) {
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t.Parallel()
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server := httptest.NewTLSServer(largeBodyHandler(200))
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defer server.Close()
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notif := mock.NewNotify()
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check := &CheckHTTP{
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Notify: notif,
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CheckID: types.CheckID("skipverify_true"),
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HTTP: server.URL,
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Interval: 25 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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TLSSkipVerify: true,
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}
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check.Start()
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defer check.Stop()
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// give check some time to execute
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time.Sleep(200 * time.Millisecond)
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if !check.httpClient.Transport.(*http.Transport).TLSClientConfig.InsecureSkipVerify {
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t.Fatalf("should be true")
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}
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retry.Run(t, func(r *retry.R) {
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if got, want := notif.State("skipverify_true"), api.HealthPassing; got != want {
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r.Fatalf("got state %q want %q", got, want)
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}
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})
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}
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func TestCheckHTTP_TLSSkipVerify_true_fail(t *testing.T) {
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t.Parallel()
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server := httptest.NewTLSServer(largeBodyHandler(500))
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defer server.Close()
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notif := mock.NewNotify()
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check := &CheckHTTP{
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Notify: notif,
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CheckID: types.CheckID("skipverify_true"),
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HTTP: server.URL,
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Interval: 5 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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TLSSkipVerify: true,
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}
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check.Start()
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defer check.Stop()
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if !check.httpClient.Transport.(*http.Transport).TLSClientConfig.InsecureSkipVerify {
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t.Fatalf("should be true")
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}
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retry.Run(t, func(r *retry.R) {
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if got, want := notif.State("skipverify_true"), api.HealthCritical; got != want {
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r.Fatalf("got state %q want %q", got, want)
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}
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})
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}
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func TestCheckHTTP_TLSSkipVerify_false(t *testing.T) {
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t.Parallel()
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server := httptest.NewTLSServer(largeBodyHandler(200))
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defer server.Close()
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notif := mock.NewNotify()
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check := &CheckHTTP{
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Notify: notif,
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CheckID: types.CheckID("skipverify_false"),
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HTTP: server.URL,
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Interval: 100 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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TLSSkipVerify: false,
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}
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check.Start()
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defer check.Stop()
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if check.httpClient.Transport.(*http.Transport).TLSClientConfig.InsecureSkipVerify {
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t.Fatalf("should be false")
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}
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retry.Run(t, func(r *retry.R) {
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// This should fail due to an invalid SSL cert
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if got, want := notif.State("skipverify_false"), api.HealthCritical; got != want {
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r.Fatalf("got state %q want %q", got, want)
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}
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if !strings.Contains(notif.Output("skipverify_false"), "certificate signed by unknown authority") {
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r.Fatalf("should fail with certificate error %v", notif.OutputMap())
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}
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})
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}
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func mockTCPServer(network string) net.Listener {
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var (
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addr string
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)
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if network == `tcp6` {
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addr = `[::1]:0`
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} else {
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addr = `127.0.0.1:0`
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}
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listener, err := net.Listen(network, addr)
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if err != nil {
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panic(err)
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}
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return listener
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}
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func expectTCPStatus(t *testing.T, tcp string, status string) {
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notif := mock.NewNotify()
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check := &CheckTCP{
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Notify: notif,
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CheckID: types.CheckID("foo"),
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TCP: tcp,
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Interval: 10 * time.Millisecond,
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Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
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}
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check.Start()
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defer check.Stop()
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retry.Run(t, func(r *retry.R) {
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if got, want := notif.Updates("foo"), 2; got < want {
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r.Fatalf("got %d updates want at least %d", got, want)
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}
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if got, want := notif.State("foo"), status; got != want {
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r.Fatalf("got state %q want %q", got, want)
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}
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})
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}
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func TestCheckTCPCritical(t *testing.T) {
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t.Parallel()
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var (
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tcpServer net.Listener
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)
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tcpServer = mockTCPServer(`tcp`)
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expectTCPStatus(t, `127.0.0.1:0`, api.HealthCritical)
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tcpServer.Close()
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}
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func TestCheckTCPPassing(t *testing.T) {
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t.Parallel()
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var (
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tcpServer net.Listener
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)
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tcpServer = mockTCPServer(`tcp`)
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expectTCPStatus(t, tcpServer.Addr().String(), api.HealthPassing)
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tcpServer.Close()
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tcpServer = mockTCPServer(`tcp6`)
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expectTCPStatus(t, tcpServer.Addr().String(), api.HealthPassing)
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tcpServer.Close()
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}
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// A fake docker client to test happy path scenario
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type fakeDockerClientWithNoErrors struct {
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}
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func (d *fakeDockerClientWithNoErrors) CreateExec(opts docker.CreateExecOptions) (*docker.Exec, error) {
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return &docker.Exec{ID: "123"}, nil
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}
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func (d *fakeDockerClientWithNoErrors) StartExec(id string, opts docker.StartExecOptions) error {
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fmt.Fprint(opts.OutputStream, "output")
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return nil
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}
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func (d *fakeDockerClientWithNoErrors) InspectExec(id string) (*docker.ExecInspect, error) {
|
|
return &docker.ExecInspect{
|
|
ID: "123",
|
|
ExitCode: 0,
|
|
}, nil
|
|
}
|
|
|
|
// A fake docker client to test truncation of output
|
|
type fakeDockerClientWithLongOutput struct {
|
|
}
|
|
|
|
func (d *fakeDockerClientWithLongOutput) CreateExec(opts docker.CreateExecOptions) (*docker.Exec, error) {
|
|
return &docker.Exec{ID: "123"}, nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithLongOutput) StartExec(id string, opts docker.StartExecOptions) error {
|
|
b, _ := exec.Command("od", "-N", "81920", "/dev/urandom").Output()
|
|
fmt.Fprint(opts.OutputStream, string(b))
|
|
return nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithLongOutput) InspectExec(id string) (*docker.ExecInspect, error) {
|
|
return &docker.ExecInspect{
|
|
ID: "123",
|
|
ExitCode: 0,
|
|
}, nil
|
|
}
|
|
|
|
// A fake docker client to test non-zero exit codes from exec invocation
|
|
type fakeDockerClientWithExecNonZeroExitCode struct {
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecNonZeroExitCode) CreateExec(opts docker.CreateExecOptions) (*docker.Exec, error) {
|
|
return &docker.Exec{ID: "123"}, nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecNonZeroExitCode) StartExec(id string, opts docker.StartExecOptions) error {
|
|
return nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecNonZeroExitCode) InspectExec(id string) (*docker.ExecInspect, error) {
|
|
return &docker.ExecInspect{
|
|
ID: "123",
|
|
ExitCode: 127,
|
|
}, nil
|
|
}
|
|
|
|
// A fake docker client to test exit code which result into Warning
|
|
type fakeDockerClientWithExecExitCodeOne struct {
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecExitCodeOne) CreateExec(opts docker.CreateExecOptions) (*docker.Exec, error) {
|
|
return &docker.Exec{ID: "123"}, nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecExitCodeOne) StartExec(id string, opts docker.StartExecOptions) error {
|
|
fmt.Fprint(opts.OutputStream, "output")
|
|
return nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecExitCodeOne) InspectExec(id string) (*docker.ExecInspect, error) {
|
|
return &docker.ExecInspect{
|
|
ID: "123",
|
|
ExitCode: 1,
|
|
}, nil
|
|
}
|
|
|
|
// A fake docker client to simulate create exec failing
|
|
type fakeDockerClientWithCreateExecFailure struct {
|
|
}
|
|
|
|
func (d *fakeDockerClientWithCreateExecFailure) CreateExec(opts docker.CreateExecOptions) (*docker.Exec, error) {
|
|
return nil, errors.New("Exec Creation Failed")
|
|
}
|
|
|
|
func (d *fakeDockerClientWithCreateExecFailure) StartExec(id string, opts docker.StartExecOptions) error {
|
|
return errors.New("Exec doesn't exist")
|
|
}
|
|
|
|
func (d *fakeDockerClientWithCreateExecFailure) InspectExec(id string) (*docker.ExecInspect, error) {
|
|
return nil, errors.New("Exec doesn't exist")
|
|
}
|
|
|
|
// A fake docker client to simulate start exec failing
|
|
type fakeDockerClientWithStartExecFailure struct {
|
|
}
|
|
|
|
func (d *fakeDockerClientWithStartExecFailure) CreateExec(opts docker.CreateExecOptions) (*docker.Exec, error) {
|
|
return &docker.Exec{ID: "123"}, nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithStartExecFailure) StartExec(id string, opts docker.StartExecOptions) error {
|
|
return errors.New("Couldn't Start Exec")
|
|
}
|
|
|
|
func (d *fakeDockerClientWithStartExecFailure) InspectExec(id string) (*docker.ExecInspect, error) {
|
|
return nil, errors.New("Exec doesn't exist")
|
|
}
|
|
|
|
// A fake docker client to test exec info query failures
|
|
type fakeDockerClientWithExecInfoErrors struct {
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecInfoErrors) CreateExec(opts docker.CreateExecOptions) (*docker.Exec, error) {
|
|
return &docker.Exec{ID: "123"}, nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecInfoErrors) StartExec(id string, opts docker.StartExecOptions) error {
|
|
return nil
|
|
}
|
|
|
|
func (d *fakeDockerClientWithExecInfoErrors) InspectExec(id string) (*docker.ExecInspect, error) {
|
|
return nil, errors.New("Unable to query exec info")
|
|
}
|
|
|
|
func expectDockerCheckStatus(t *testing.T, dockerClient DockerClient, status string, output string) {
|
|
notif := mock.NewNotify()
|
|
check := &CheckDocker{
|
|
Notify: notif,
|
|
CheckID: types.CheckID("foo"),
|
|
Script: "/health.sh",
|
|
DockerContainerID: "54432bad1fc7",
|
|
Shell: "/bin/sh",
|
|
Interval: 25 * time.Millisecond,
|
|
Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
|
|
dockerClient: dockerClient,
|
|
}
|
|
check.Start()
|
|
defer check.Stop()
|
|
|
|
time.Sleep(250 * time.Millisecond)
|
|
|
|
// Should have at least 2 updates
|
|
if notif.Updates("foo") < 2 {
|
|
t.Fatalf("should have 2 updates %v", notif.UpdatesMap())
|
|
}
|
|
|
|
if notif.State("foo") != status {
|
|
t.Fatalf("should be %v %v", status, notif.StateMap())
|
|
}
|
|
|
|
if notif.Output("foo") != output {
|
|
t.Fatalf("should be %v %v", output, notif.OutputMap())
|
|
}
|
|
}
|
|
|
|
func TestDockerCheckWhenExecReturnsSuccessExitCode(t *testing.T) {
|
|
t.Parallel()
|
|
expectDockerCheckStatus(t, &fakeDockerClientWithNoErrors{}, api.HealthPassing, "output")
|
|
}
|
|
|
|
func TestDockerCheckWhenExecCreationFails(t *testing.T) {
|
|
t.Parallel()
|
|
expectDockerCheckStatus(t, &fakeDockerClientWithCreateExecFailure{}, api.HealthCritical, "Unable to create Exec, error: Exec Creation Failed")
|
|
}
|
|
|
|
func TestDockerCheckWhenExitCodeIsNonZero(t *testing.T) {
|
|
t.Parallel()
|
|
expectDockerCheckStatus(t, &fakeDockerClientWithExecNonZeroExitCode{}, api.HealthCritical, "")
|
|
}
|
|
|
|
func TestDockerCheckWhenExitCodeIsone(t *testing.T) {
|
|
t.Parallel()
|
|
expectDockerCheckStatus(t, &fakeDockerClientWithExecExitCodeOne{}, api.HealthWarning, "output")
|
|
}
|
|
|
|
func TestDockerCheckWhenExecStartFails(t *testing.T) {
|
|
t.Parallel()
|
|
expectDockerCheckStatus(t, &fakeDockerClientWithStartExecFailure{}, api.HealthCritical, "Unable to start Exec: Couldn't Start Exec")
|
|
}
|
|
|
|
func TestDockerCheckWhenExecInfoFails(t *testing.T) {
|
|
t.Parallel()
|
|
expectDockerCheckStatus(t, &fakeDockerClientWithExecInfoErrors{}, api.HealthCritical, "Unable to inspect Exec: Unable to query exec info")
|
|
}
|
|
|
|
func TestDockerCheckDefaultToSh(t *testing.T) {
|
|
t.Parallel()
|
|
os.Setenv("SHELL", "")
|
|
notif := mock.NewNotify()
|
|
check := &CheckDocker{
|
|
Notify: notif,
|
|
CheckID: types.CheckID("foo"),
|
|
Script: "/health.sh",
|
|
DockerContainerID: "54432bad1fc7",
|
|
Interval: 10 * time.Millisecond,
|
|
Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
|
|
dockerClient: &fakeDockerClientWithNoErrors{},
|
|
}
|
|
check.Start()
|
|
defer check.Stop()
|
|
|
|
time.Sleep(50 * time.Millisecond)
|
|
if check.Shell != "/bin/sh" {
|
|
t.Fatalf("Shell should be: %v , actual: %v", "/bin/sh", check.Shell)
|
|
}
|
|
}
|
|
|
|
func TestDockerCheckUseShellFromEnv(t *testing.T) {
|
|
t.Parallel()
|
|
notif := mock.NewNotify()
|
|
os.Setenv("SHELL", "/bin/bash")
|
|
check := &CheckDocker{
|
|
Notify: notif,
|
|
CheckID: types.CheckID("foo"),
|
|
Script: "/health.sh",
|
|
DockerContainerID: "54432bad1fc7",
|
|
Interval: 10 * time.Millisecond,
|
|
Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
|
|
dockerClient: &fakeDockerClientWithNoErrors{},
|
|
}
|
|
check.Start()
|
|
defer check.Stop()
|
|
|
|
time.Sleep(50 * time.Millisecond)
|
|
if check.Shell != "/bin/bash" {
|
|
t.Fatalf("Shell should be: %v , actual: %v", "/bin/bash", check.Shell)
|
|
}
|
|
os.Setenv("SHELL", "")
|
|
}
|
|
|
|
func TestDockerCheckTruncateOutput(t *testing.T) {
|
|
t.Parallel()
|
|
notif := mock.NewNotify()
|
|
check := &CheckDocker{
|
|
Notify: notif,
|
|
CheckID: types.CheckID("foo"),
|
|
Script: "/health.sh",
|
|
DockerContainerID: "54432bad1fc7",
|
|
Shell: "/bin/sh",
|
|
Interval: 10 * time.Millisecond,
|
|
Logger: log.New(ioutil.Discard, UniqueID(), log.LstdFlags),
|
|
dockerClient: &fakeDockerClientWithLongOutput{},
|
|
}
|
|
check.Start()
|
|
defer check.Stop()
|
|
|
|
time.Sleep(50 * time.Millisecond)
|
|
|
|
// Allow for extra bytes for the truncation message
|
|
if len(notif.Output("foo")) > CheckBufSize+100 {
|
|
t.Fatalf("output size is too long")
|
|
}
|
|
}
|