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-rw-r--r--docs/podman-events.1.md9
-rw-r--r--libpod/events/config.go8
-rw-r--r--pkg/adapter/runtime.go26
-rw-r--r--pkg/adapter/runtime_remote.go24
-rw-r--r--test/e2e/events_test.go22
5 files changed, 71 insertions, 18 deletions
diff --git a/docs/podman-events.1.md b/docs/podman-events.1.md
index 2097bb1f9..ed3faedfd 100644
--- a/docs/podman-events.1.md
+++ b/docs/podman-events.1.md
@@ -68,7 +68,7 @@ Print usage statement.
**--format**
-Format the output using the given Go template. An output value of *json* is not supported.
+Format the output to JSON Lines or using the given Go template.
**--filter**=*filter*
@@ -134,6 +134,13 @@ $ sudo podman events --since 5m
2019-03-02 10:44:42.374637304 -0600 CST pod create ca731231718e (image=, name=webapp)
```
+Show podman events in JSON Lines format
+```
+events --format json
+{"ID":"683b0909d556a9c02fa8cd2b61c3531a965db42158627622d1a67b391964d519","Image":"localhost/myshdemo:latest","Name":"agitated_diffie","Status":"cleanup","Time":"2019-04-27T22:47:00.849932843-04:00","Type":"container"}
+{"ID":"a0f8ab051bfd43f9c5141a8a2502139707e4b38d98ac0872e57c5315381e88ad","Image":"docker.io/library/alpine:latest","Name":"friendly_tereshkova","Status":"unmount","Time":"2019-04-28T13:43:38.063017276-04:00","Type":"container"}
+```
+
## SEE ALSO
podman(1)
diff --git a/libpod/events/config.go b/libpod/events/config.go
index da1d73013..453c64f8c 100644
--- a/libpod/events/config.go
+++ b/libpod/events/config.go
@@ -22,13 +22,13 @@ const (
type Event struct {
// ContainerExitCode is for storing the exit code of a container which can
// be used for "internal" event notification
- ContainerExitCode int
+ ContainerExitCode int `json:",omitempty"`
// ID can be for the container, image, volume, etc
- ID string
+ ID string `json:",omitempty"`
// Image used where applicable
- Image string
+ Image string `json:",omitempty"`
// Name where applicable
- Name string
+ Name string `json:",omitempty"`
// Status describes the event that occurred
Status Status
// Time the event occurred
diff --git a/pkg/adapter/runtime.go b/pkg/adapter/runtime.go
index ee6913cc0..4a3b41297 100644
--- a/pkg/adapter/runtime.go
+++ b/pkg/adapter/runtime.go
@@ -5,22 +5,22 @@ package adapter
import (
"bufio"
"context"
- "github.com/containers/libpod/libpod/define"
"io"
"io/ioutil"
"os"
"text/template"
- "github.com/containers/libpod/cmd/podman/shared"
-
"github.com/containers/buildah"
"github.com/containers/buildah/imagebuildah"
+ "github.com/containers/buildah/pkg/formats"
"github.com/containers/buildah/pkg/parse"
"github.com/containers/image/docker/reference"
"github.com/containers/image/types"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/cmd/podman/libpodruntime"
+ "github.com/containers/libpod/cmd/podman/shared"
"github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/libpod/define"
"github.com/containers/libpod/libpod/events"
"github.com/containers/libpod/libpod/image"
"github.com/containers/libpod/pkg/rootless"
@@ -351,9 +351,13 @@ func (r *LocalRuntime) Events(c *cliconfig.EventValues) error {
fromStart bool
eventsError error
)
- tmpl, err := template.New("events").Parse(c.Format)
- if err != nil {
- return err
+ var tmpl *template.Template
+ if c.Format != formats.JSONString {
+ template, err := template.New("events").Parse(c.Format)
+ if err != nil {
+ return err
+ }
+ tmpl = template
}
if len(c.Since) > 0 || len(c.Until) > 0 {
fromStart = true
@@ -369,7 +373,15 @@ func (r *LocalRuntime) Events(c *cliconfig.EventValues) error {
}
w := bufio.NewWriter(os.Stdout)
for event := range eventChannel {
- if len(c.Format) > 0 {
+ if c.Format == formats.JSONString {
+ jsonStr, err := event.ToJSONString()
+ if err != nil {
+ return errors.Wrapf(err, "unable to format json")
+ }
+ if _, err := w.Write([]byte(jsonStr)); err != nil {
+ return err
+ }
+ } else if len(c.Format) > 0 {
if err := tmpl.Execute(w, event); err != nil {
return err
}
diff --git a/pkg/adapter/runtime_remote.go b/pkg/adapter/runtime_remote.go
index 9fae39df0..828838bde 100644
--- a/pkg/adapter/runtime_remote.go
+++ b/pkg/adapter/runtime_remote.go
@@ -14,9 +14,8 @@ import (
"text/template"
"time"
- v1 "k8s.io/api/core/v1"
-
"github.com/containers/buildah/imagebuildah"
+ "github.com/containers/buildah/pkg/formats"
"github.com/containers/image/docker/reference"
"github.com/containers/image/types"
"github.com/containers/libpod/cmd/podman/cliconfig"
@@ -32,6 +31,7 @@ import (
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/varlink/go/varlink"
+ v1 "k8s.io/api/core/v1"
)
// ImageRuntime is wrapper for image runtime
@@ -820,9 +820,13 @@ func (r *LocalRuntime) Events(c *cliconfig.EventValues) error {
}
w := bufio.NewWriter(os.Stdout)
- tmpl, err := template.New("events").Parse(c.Format)
- if err != nil {
- return err
+ var tmpl *template.Template
+ if c.Format != formats.JSONString {
+ template, err := template.New("events").Parse(c.Format)
+ if err != nil {
+ return err
+ }
+ tmpl = template
}
for {
@@ -856,7 +860,15 @@ func (r *LocalRuntime) Events(c *cliconfig.EventValues) error {
Time: eTime,
Type: eType,
}
- if len(c.Format) > 0 {
+ if c.Format == formats.JSONString {
+ jsonStr, err := event.ToJSONString()
+ if err != nil {
+ return errors.Wrapf(err, "unable to format json")
+ }
+ if _, err := w.Write([]byte(jsonStr)); err != nil {
+ return err
+ }
+ } else if len(c.Format) > 0 {
if err := tmpl.Execute(w, event); err != nil {
return err
}
diff --git a/test/e2e/events_test.go b/test/e2e/events_test.go
index c5eedda3c..0636af74c 100644
--- a/test/e2e/events_test.go
+++ b/test/e2e/events_test.go
@@ -1,6 +1,7 @@
package integration
import (
+ "encoding/json"
"fmt"
"os"
"strings"
@@ -116,4 +117,25 @@ var _ = Describe("Podman events", func() {
Expect(result.ExitCode()).To(BeZero())
})
+ It("podman events format", func() {
+ info := GetHostDistributionInfo()
+ if info.Distribution != "fedora" {
+ Skip("need to verify images have correct packages for journald")
+ }
+ _, ec, _ := podmanTest.RunLsContainer("")
+ Expect(ec).To(Equal(0))
+ test := podmanTest.Podman([]string{"events", "--stream=false", "--format", "json"})
+ test.WaitWithDefaultTimeout()
+ fmt.Println(test.OutputToStringArray())
+ jsonArr := test.OutputToStringArray()
+ Expect(len(jsonArr)).To(Not(BeZero()))
+ eventsMap := make(map[string]string)
+ err := json.Unmarshal([]byte(jsonArr[0]), &eventsMap)
+ if err != nil {
+ os.Exit(1)
+ }
+ _, exist := eventsMap["Status"]
+ Expect(exist).To(BeTrue())
+ Expect(test.ExitCode()).To(BeZero())
+ })
})