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package integration
import (
"io/ioutil"
"net"
"net/http"
"net/url"
"strconv"
"time"
. "github.com/containers/podman/v4/test/utils"
"github.com/containers/podman/v4/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("podman system service", func() {
var podmanTest *PodmanTestIntegration
// The timeout used to for the service to respond. As shown in #12167,
// this may take some time on machines under high load.
var timeout = 30
BeforeEach(func() {
tempdir, err := CreateTempDirInTempDir()
Expect(err).ShouldNot(HaveOccurred())
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
})
AfterEach(func() {
podmanTest.Cleanup()
processTestResult(CurrentGinkgoTestDescription())
})
Describe("verify timeout", func() {
It("of 2 seconds", func() {
SkipIfRemote("service subcommand not supported remotely")
address := url.URL{
Scheme: "tcp",
Host: net.JoinHostPort("localhost", randomPort()),
}
session := podmanTest.Podman([]string{
"system", "service", "--time=2", address.String(),
})
defer session.Kill()
WaitForService(address)
Eventually(session, timeout).Should(Exit(0))
})
})
Describe("verify pprof endpoints", func() {
// Depends on pkg/api/server/server.go:255
const magicComment = "pprof service listening on"
It("are available", func() {
Skip("FIXME: Test is too flaky (#12624)")
SkipIfRemote("service subcommand not supported remotely")
address := url.URL{
Scheme: "tcp",
Host: net.JoinHostPort("localhost", randomPort()),
}
pprofPort := randomPort()
session := podmanTest.Podman([]string{
"system", "service", "--log-level=debug", "--time=0",
"--pprof-address=localhost:" + pprofPort, address.String(),
})
defer session.Kill()
WaitForService(address)
// Combined with test below we have positive/negative test for pprof
Expect(session.Err.Contents()).Should(ContainSubstring(magicComment))
heap := url.URL{
Scheme: "http",
Host: net.JoinHostPort("localhost", pprofPort),
Path: "/debug/pprof/heap",
RawQuery: "seconds=2",
}
resp, err := http.Get(heap.String())
Expect(err).ShouldNot(HaveOccurred())
defer resp.Body.Close()
Expect(resp).To(HaveHTTPStatus(http.StatusOK))
body, err := ioutil.ReadAll(resp.Body)
Expect(err).ShouldNot(HaveOccurred())
Expect(body).ShouldNot(BeEmpty())
session.Interrupt().Wait(time.Duration(timeout) * time.Second)
Eventually(session, timeout).Should(Exit(1))
})
It("are not available", func() {
Skip("FIXME: Test is too flaky (#12624)")
SkipIfRemote("service subcommand not supported remotely")
address := url.URL{
Scheme: "tcp",
Host: net.JoinHostPort("localhost", randomPort()),
}
session := podmanTest.Podman([]string{
"system", "service", "--log-level=debug", "--time=0", address.String(),
})
defer session.Kill()
WaitForService(address)
// Combined with test above we have positive/negative test for pprof
Expect(session.Err.Contents()).ShouldNot(ContainSubstring(magicComment))
session.Interrupt().Wait(time.Duration(timeout) * time.Second)
Eventually(session, timeout).Should(Exit(1))
})
})
})
// randomPort leans on the go net library to find an available port...
func randomPort() string {
port, err := utils.GetRandomPort()
Expect(err).ShouldNot(HaveOccurred())
return strconv.Itoa(port)
}
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