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package integration
import (
"fmt"
"os"
"os/exec"
"strings"
. "github.com/containers/podman/v2/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman logs", func() {
var (
tempdir string
err error
podmanTest *PodmanTestIntegration
)
BeforeEach(func() {
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
podmanTest.SeedImages()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
processTestResult(f)
})
It("all lines", func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3))
})
It("tail two lines", func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "2", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(2))
})
It("tail zero lines", func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "0", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(0))
})
It("tail 800 lines", func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "i=1; while [ \"$i\" -ne 1000 ]; do echo \"line $i\"; i=$((i + 1)); done"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "800", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(800))
})
It("tail 2 lines with timestamps", func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "2", "-t", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(2))
})
It("since time 2017-08-07", func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--since", "2017-08-07T10:10:09.056611202-04:00", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3))
})
It("since duration 10m", func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--since", "10m", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3))
})
It("latest and container name should fail", func() {
results := podmanTest.Podman([]string{"logs", "-l", "foobar"})
results.WaitWithDefaultTimeout()
Expect(results).To(ExitWithError())
})
It("two containers showing short container IDs", func() {
SkipIfRemote() // remote does not support multiple containers
log1 := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
log1.WaitWithDefaultTimeout()
Expect(log1.ExitCode()).To(Equal(0))
cid1 := log1.OutputToString()
log2 := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
log2.WaitWithDefaultTimeout()
Expect(log2.ExitCode()).To(Equal(0))
cid2 := log2.OutputToString()
results := podmanTest.Podman([]string{"logs", cid1, cid2})
results.WaitWithDefaultTimeout()
Expect(results).Should(Exit(0))
output := results.OutputToStringArray()
Expect(len(output)).To(Equal(6))
Expect(strings.Contains(output[0], cid1[:12]) || strings.Contains(output[0], cid2[:12])).To(BeTrue())
})
It("podman logs on a created container should result in 0 exit code", func() {
session := podmanTest.Podman([]string{"create", "-dt", "--name", "log", ALPINE})
session.WaitWithDefaultTimeout()
Expect(session).To(Exit(0))
results := podmanTest.Podman([]string{"logs", "log"})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
})
It("using journald for container with container tag", func() {
Skip("need to verify images have correct packages for journald")
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "--log-opt=tag={{.ImageName}}", "-d", ALPINE, "sh", "-c", "echo podman; sleep 0.1; echo podman; sleep 0.1; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
wait := podmanTest.Podman([]string{"wait", "-l"})
wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0))
cmd := exec.Command("journalctl", "--no-pager", "-o", "json", "--output-fields=CONTAINER_TAG", "-u", fmt.Sprintf("libpod-conmon-%s.scope", cid))
out, err := cmd.CombinedOutput()
Expect(err).To(BeNil())
Expect(string(out)).To(ContainSubstring("alpine"))
})
It("using journald for container name", func() {
Skip("need to verify images have correct packages for journald")
containerName := "inside-journal"
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "-d", "--name", containerName, ALPINE, "sh", "-c", "echo podman; sleep 0.1; echo podman; sleep 0.1; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
wait := podmanTest.Podman([]string{"wait", "-l"})
wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0))
cmd := exec.Command("journalctl", "--no-pager", "-o", "json", "--output-fields=CONTAINER_NAME", "-u", fmt.Sprintf("libpod-conmon-%s.scope", cid))
out, err := cmd.CombinedOutput()
Expect(err).To(BeNil())
Expect(string(out)).To(ContainSubstring(containerName))
})
It("using journald for container", func() {
Skip("need to verify images have correct packages for journald")
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3))
})
It("using journald tail two lines", func() {
Skip("need to verify images have correct packages for journald")
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "2", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(2))
})
It("using journald tail 99 lines", func() {
Skip("need to verify images have correct packages for journald")
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "99", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3))
})
It("using journald tail 2 lines with timestamps", func() {
Skip("need to verify images have correct packages for journald")
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "2", "-t", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(2))
})
It("using journald since time 2017-08-07", func() {
Skip("need to verify images have correct packages for journald")
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--since", "2017-08-07T10:10:09.056611202-04:00", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3))
})
It("using journald with duration 10m", func() {
Skip("need to verify images have correct packages for journald")
logc := podmanTest.Podman([]string{"run", "--log-driver", "journald", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--since", "10m", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3))
})
It("streaming output", func() {
containerName := "logs-f-rm"
logc := podmanTest.Podman([]string{"run", "--rm", "--name", containerName, "-dt", ALPINE, "sh", "-c", "echo podman; sleep 1; echo podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
results := podmanTest.Podman([]string{"logs", "-f", containerName})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
// TODO: we should actually check for two podman lines,
// but as of 2020-06-17 there's a race condition in which
// 'logs -f' may not catch all output from a container
Expect(results.OutputToString()).To(ContainSubstring("podman"))
// Container should now be terminatING or terminatED, but we
// have no guarantee of which: 'logs -f' does not necessarily
// wait for cleanup. Run 'inspect' and accept either state.
inspect := podmanTest.Podman([]string{"container", "inspect", "--format", "{{.State.Status}}", containerName})
inspect.WaitWithDefaultTimeout()
if inspect.ExitCode() == 0 {
Expect(inspect.OutputToString()).To(Equal("exited"))
// TODO: add 2-second wait loop to confirm cleanup
} else {
Expect(inspect.ErrorToString()).To(ContainSubstring("no such container"))
}
})
It("podman logs with log-driver=none errors", func() {
ctrName := "logsctr"
logc := podmanTest.Podman([]string{"run", "--name", ctrName, "-d", "--log-driver", "none", ALPINE, "top"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
logs := podmanTest.Podman([]string{"logs", "-f", ctrName})
logs.WaitWithDefaultTimeout()
Expect(logs).To(Not(Exit(0)))
})
It("follow output stopped container", func() {
containerName := "logs-f"
logc := podmanTest.Podman([]string{"run", "--name", containerName, "-d", ALPINE, "true"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
results := podmanTest.Podman([]string{"logs", "-f", containerName})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
})
})
|
