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Turn on journald and k8s file logging tests 

Signed-off-by: Ashley Cui <acui@redhat.com>
This commit is contained in:
Daniel J Walsh 2021-02-17 23:06:43 -05:00 committed by Ashley Cui
parent 612ba6aa82
commit 05eb06f568
3 changed files with 307 additions and 302 deletions
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1
libpod/container_log_linux.go
View File

@ -141,7 +141,6 @@ func (c *Container) readFromJournal(ctx context.Context, options *logs.LogOption
} }
func journalFormatterWithID(entry *journal.JournalEntry) (string, error) { func journalFormatterWithID(entry *journal.JournalEntry) (string, error) {
// get
output, err := formatterPrefix(entry) output, err := formatterPrefix(entry)
if err != nil { if err != nil {
return "", err return "", err

598
test/e2e/logs_test.go
View File

@ -36,345 +36,341 @@ var _ = Describe("Podman logs", func() {
}) })
It("all lines", func() { for _, log := range []string{"k8s-file", "journald", "json-file"} {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) It("all lines: "+log, func() {
logc.WaitWithDefaultTimeout() logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
Expect(logc).To(Exit(0)) logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString() cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", cid}) results := podmanTest.Podman([]string{"logs", cid})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3)) Expect(len(results.OutputToStringArray())).To(Equal(3))
}) })
It("tail two lines", func() { It("tail two lines: "+log, func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString() cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "2", cid}) results := podmanTest.Podman([]string{"logs", "--tail", "2", cid})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(2)) Expect(len(results.OutputToStringArray())).To(Equal(2))
}) })
It("tail zero lines", func() { It("tail zero lines: "+log, func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString() cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "0", cid}) results := podmanTest.Podman([]string{"logs", "--tail", "0", cid})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(0)) Expect(len(results.OutputToStringArray())).To(Equal(0))
}) })
It("tail 800 lines", func() { It("tail 800 lines: "+log, 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 := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "i=1; while [ \"$i\" -ne 1000 ]; do echo \"line $i\"; i=$((i + 1)); done"})
logc.WaitWithDefaultTimeout() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString() cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "800", cid}) results := podmanTest.Podman([]string{"logs", "--tail", "800", cid})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(800)) Expect(len(results.OutputToStringArray())).To(Equal(800))
}) })
It("tail 2 lines with timestamps", func() { It("tail 2 lines with timestamps: "+log, func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString() cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--tail", "2", "-t", cid}) results := podmanTest.Podman([]string{"logs", "--tail", "2", "-t", cid})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(2)) Expect(len(results.OutputToStringArray())).To(Equal(2))
}) })
It("since time 2017-08-07", func() { It("since time 2017-08-07: "+log, func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString() cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--since", "2017-08-07T10:10:09.056611202-04:00", cid}) results := podmanTest.Podman([]string{"logs", "--since", "2017-08-07T10:10:09.056611202-04:00", cid})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3)) Expect(len(results.OutputToStringArray())).To(Equal(3))
}) })
It("since duration 10m", func() { It("since duration 10m: "+log, func() {
logc := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
logc.WaitWithDefaultTimeout() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString() cid := logc.OutputToString()
results := podmanTest.Podman([]string{"logs", "--since", "10m", cid}) results := podmanTest.Podman([]string{"logs", "--since", "10m", cid})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
Expect(len(results.OutputToStringArray())).To(Equal(3)) Expect(len(results.OutputToStringArray())).To(Equal(3))
}) })
It("latest and container name should fail", func() { It("latest and container name should fail: "+log, func() {
results := podmanTest.Podman([]string{"logs", "-l", "foobar"}) results := podmanTest.Podman([]string{"logs", "-l", "foobar"})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(ExitWithError()) Expect(results).To(ExitWithError())
}) })
It("two containers showing short container IDs", func() { It("two containers showing short container IDs: "+log, func() {
SkipIfRemote("FIXME: podman-remote logs does not support showing two containers at the same time") SkipIfRemote("FIXME: podman-remote logs does not support showing two containers at the same time")
log1 := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) log1 := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
log1.WaitWithDefaultTimeout() log1.WaitWithDefaultTimeout()
Expect(log1.ExitCode()).To(Equal(0)) Expect(log1.ExitCode()).To(Equal(0))
cid1 := log1.OutputToString() cid1 := log1.OutputToString()
log2 := podmanTest.Podman([]string{"run", "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"}) log2 := podmanTest.Podman([]string{"run", "--log-driver", log, "-dt", ALPINE, "sh", "-c", "echo podman; echo podman; echo podman"})
log2.WaitWithDefaultTimeout() log2.WaitWithDefaultTimeout()
Expect(log2.ExitCode()).To(Equal(0)) Expect(log2.ExitCode()).To(Equal(0))
cid2 := log2.OutputToString() cid2 := log2.OutputToString()
results := podmanTest.Podman([]string{"logs", cid1, cid2}) results := podmanTest.Podman([]string{"logs", cid1, cid2})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).Should(Exit(0)) Expect(results).Should(Exit(0))
output := results.OutputToStringArray() output := results.OutputToStringArray()
Expect(len(output)).To(Equal(6)) Expect(len(output)).To(Equal(6))
Expect(strings.Contains(output[0], cid1[:12]) || strings.Contains(output[0], cid2[:12])).To(BeTrue()) 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() { It("podman logs on a created container should result in 0 exit code: "+log, func() {
session := podmanTest.Podman([]string{"create", "-t", "--name", "log", ALPINE}) session := podmanTest.Podman([]string{"create", "-t", "--name", "log", ALPINE})
session.WaitWithDefaultTimeout() session.WaitWithDefaultTimeout()
Expect(session).To(Exit(0)) Expect(session).To(Exit(0))
results := podmanTest.Podman([]string{"logs", "log"}) results := podmanTest.Podman([]string{"logs", "log"})
results.WaitWithDefaultTimeout() results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0)) Expect(results).To(Exit(0))
}) })
It("for container: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-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))
Expect(results.OutputToString()).To(Equal("podman podman podman"))
})
It("tail two lines: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-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 99 lines: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-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("tail 2 lines with timestamps: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-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: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-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("with duration 10m: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-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: "+log, func() {
containerName := "logs-f-rm"
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "--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: "+log, func() {
ctrName := "logsctr"
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "--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: "+log, func() {
containerName := "logs-f"
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "--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))
})
It("using container with container log-size: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "--log-opt=max-size=10k", "-d", ALPINE, "sh", "-c", "echo podman podman podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
wait := podmanTest.Podman([]string{"wait", cid})
wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0))
inspect := podmanTest.Podman([]string{"container", "inspect", "--format", "{{.HostConfig.LogConfig.Size}}", cid})
inspect.WaitWithDefaultTimeout()
Expect(inspect).To(Exit(0))
Expect(inspect.OutputToString()).To(Equal("10kB"))
results := podmanTest.Podman([]string{"logs", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(results.OutputToString()).To(Equal("podman podman podman"))
})
It("Make sure logs match expected length: "+log, func() {
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "-t", "--name", "test", ALPINE, "sh", "-c", "echo 1; echo 2"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
wait := podmanTest.Podman([]string{"wait", "test"})
wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0))
results := podmanTest.Podman([]string{"logs", "test"})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
outlines := results.OutputToStringArray()
Expect(len(outlines)).To(Equal(2))
Expect(outlines[0]).To(Equal("1\r"))
Expect(outlines[1]).To(Equal("2\r"))
})
It("podman logs test stdout and stderr: "+log, func() {
cname := "log-test"
logc := podmanTest.Podman([]string{"run", "--log-driver", log, "--name", cname, ALPINE, "sh", "-c", "echo stdout; echo stderr >&2"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
wait := podmanTest.Podman([]string{"wait", cname})
wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0))
results := podmanTest.Podman([]string{"logs", cname})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(results.OutputToString()).To(Equal("stdout"))
Expect(results.ErrorToString()).To(Equal("stderr"))
})
}
It("using journald for container with container tag", func() { It("using journald for container with container tag", func() {
Skip("need to verify images have correct packages for journald") SkipIfInContainer("journalctl inside a container doesn't work correctly")
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 := 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() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString() 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))
Expect(results.OutputToString()).To(Equal("podman podman podman"))
})
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))
})
It("using container with container log-size", func() {
logc := podmanTest.Podman([]string{"run", "--log-opt=max-size=10k", "-d", ALPINE, "sh", "-c", "echo podman podman podman"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
cid := logc.OutputToString()
wait := podmanTest.Podman([]string{"wait", cid}) wait := podmanTest.Podman([]string{"wait", cid})
wait.WaitWithDefaultTimeout() wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0)) Expect(wait).To(Exit(0))
inspect := podmanTest.Podman([]string{"container", "inspect", "--format", "{{.HostConfig.LogConfig.Size}}", cid}) cmd := exec.Command("journalctl", "--no-pager", "-o", "json", "--output-fields=CONTAINER_TAG", fmt.Sprintf("CONTAINER_ID_FULL=%s", cid))
inspect.WaitWithDefaultTimeout() out, err := cmd.CombinedOutput()
Expect(inspect).To(Exit(0)) Expect(err).To(BeNil())
Expect(inspect.OutputToString()).To(Equal("10kB")) Expect(string(out)).To(ContainSubstring("alpine"))
results := podmanTest.Podman([]string{"logs", cid})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(results.OutputToString()).To(Equal("podman podman podman"))
}) })
It("Make sure logs match expected length", func() { It("using journald container name", func() {
logc := podmanTest.Podman([]string{"run", "-t", "--name", "test", ALPINE, "sh", "-c", "echo 1; echo 2"}) SkipIfInContainer("journalctl inside a container doesn't work correctly")
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() logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0)) Expect(logc).To(Exit(0))
cid := logc.OutputToString()
wait := podmanTest.Podman([]string{"wait", "test"}) wait := podmanTest.Podman([]string{"wait", cid})
wait.WaitWithDefaultTimeout() wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0)) Expect(wait).To(Exit(0))
results := podmanTest.Podman([]string{"logs", "test"}) cmd := exec.Command("journalctl", "--no-pager", "-o", "json", "--output-fields=CONTAINER_NAME", fmt.Sprintf("CONTAINER_ID_FULL=%s", cid))
results.WaitWithDefaultTimeout() out, err := cmd.CombinedOutput()
Expect(results).To(Exit(0)) Expect(err).To(BeNil())
outlines := results.OutputToStringArray() Expect(string(out)).To(ContainSubstring(containerName))
Expect(len(outlines)).To(Equal(2))
Expect(outlines[0]).To(Equal("1\r"))
Expect(outlines[1]).To(Equal("2\r"))
})
It("podman logs test stdout and stderr", func() {
cname := "log-test"
logc := podmanTest.Podman([]string{"run", "--name", cname, ALPINE, "sh", "-c", "echo stdout; echo stderr >&2"})
logc.WaitWithDefaultTimeout()
Expect(logc).To(Exit(0))
wait := podmanTest.Podman([]string{"wait", cname})
wait.WaitWithDefaultTimeout()
Expect(wait).To(Exit(0))
results := podmanTest.Podman([]string{"logs", cname})
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
Expect(results.OutputToString()).To(Equal("stdout"))
Expect(results.ErrorToString()).To(Equal("stderr"))
}) })
}) })

10
test/utils/utils.go
View File

@ -482,3 +482,13 @@ func RandomString(n int) string {
} }
return string(b) return string(b)
} }
//SkipIfInContainer skips a test if the test is run inside a container
func SkipIfInContainer(reason string) {
if len(reason) < 5 {
panic("SkipIfInContainer must specify a reason to skip")
}
if os.Getenv("TEST_ENVIRON") == "container" {
Skip("[container]: " + reason)
}
}