72 lines
2 KiB
Go
72 lines
2 KiB
Go
package integration
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import (
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"encoding/json"
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"net/http"
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"os"
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"strings"
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"time"
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"github.com/go-check/check"
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"github.com/traefik/traefik/v2/integration/try"
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"github.com/traefik/traefik/v2/pkg/api"
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"github.com/traefik/traefik/v2/pkg/testhelpers"
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checker "github.com/vdemeester/shakers"
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)
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// Docker tests suite.
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type DockerComposeSuite struct {
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BaseSuite
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}
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func (s *DockerComposeSuite) SetUpSuite(c *check.C) {
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s.createComposeProject(c, "minimal")
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s.composeUp(c)
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}
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func (s *DockerComposeSuite) TestComposeScale(c *check.C) {
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tempObjects := struct {
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DockerHost string
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DefaultRule string
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}{
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DockerHost: s.getDockerHost(),
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DefaultRule: "Host(`{{ normalize .Name }}.docker.localhost`)",
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}
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file := s.adaptFile(c, "fixtures/docker/minimal.toml", tempObjects)
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defer os.Remove(file)
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cmd, display := s.traefikCmd(withConfigFile(file))
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defer display(c)
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err := cmd.Start()
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c.Assert(err, checker.IsNil)
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defer s.killCmd(cmd)
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req := testhelpers.MustNewRequest(http.MethodGet, "http://127.0.0.1:8000/whoami", nil)
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req.Host = "my.super.host"
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_, err = try.ResponseUntilStatusCode(req, 1500*time.Millisecond, http.StatusOK)
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c.Assert(err, checker.IsNil)
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resp, err := http.Get("http://127.0.0.1:8080/api/rawdata")
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c.Assert(err, checker.IsNil)
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defer resp.Body.Close()
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var rtconf api.RunTimeRepresentation
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err = json.NewDecoder(resp.Body).Decode(&rtconf)
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c.Assert(err, checker.IsNil)
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// check that we have only three routers (the one from this test + 2 unrelated internal ones)
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c.Assert(rtconf.Routers, checker.HasLen, 3)
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// check that we have only one service (not counting the internal ones) with n servers
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services := rtconf.Services
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c.Assert(services, checker.HasLen, 4)
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for name, service := range services {
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if strings.HasSuffix(name, "@internal") {
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continue
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}
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c.Assert(name, checker.Equals, "whoami1-"+s.composeProject.Name+"@docker")
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c.Assert(service.LoadBalancer.Servers, checker.HasLen, 2)
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// We could break here, but we don't just to keep us honest.
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}
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}
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