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-rw-r--r--cmd/podman/machine/info.go182
-rw-r--r--cmd/podman/machine/machine.go20
-rw-r--r--docs/play_kube_support.md23
-rw-r--r--docs/source/markdown/podman-machine-info.1.md36
-rw-r--r--docs/source/markdown/podman-machine.1.md3
-rw-r--r--pkg/api/handlers/libpod/pods.go37
-rw-r--r--pkg/machine/config.go1
-rw-r--r--pkg/machine/e2e/config_info.go20
-rw-r--r--pkg/machine/e2e/info_test.go58
-rw-r--r--pkg/machine/qemu/machine.go5
-rw-r--r--pkg/machine/wsl/machine.go4
-rw-r--r--test/apiv2/40-pods.at2
-rwxr-xr-xtest/apiv2/test-apiv226
13 files changed, 405 insertions, 12 deletions
diff --git a/cmd/podman/machine/info.go b/cmd/podman/machine/info.go
new file mode 100644
index 000000000..9932027d8
--- /dev/null
+++ b/cmd/podman/machine/info.go
@@ -0,0 +1,182 @@
+//go:build amd64 || arm64
+// +build amd64 arm64
+
+package machine
+
+import (
+ "fmt"
+ "html/template"
+ "os"
+ "runtime"
+
+ "github.com/containers/common/pkg/completion"
+ "github.com/containers/common/pkg/config"
+ "github.com/containers/common/pkg/report"
+ "github.com/containers/podman/v4/cmd/podman/common"
+ "github.com/containers/podman/v4/cmd/podman/registry"
+ "github.com/containers/podman/v4/cmd/podman/validate"
+ "github.com/containers/podman/v4/libpod/define"
+ "github.com/containers/podman/v4/pkg/machine"
+ "github.com/ghodss/yaml"
+ "github.com/spf13/cobra"
+)
+
+var infoDescription = `Display information pertaining to the machine host.`
+
+var (
+ infoCmd = &cobra.Command{
+ Use: "info [options]",
+ Short: "Display machine host info",
+ Long: infoDescription,
+ PersistentPreRunE: rootlessOnly,
+ RunE: info,
+ Args: validate.NoArgs,
+ ValidArgsFunction: completion.AutocompleteNone,
+ Example: `podman machine info`,
+ }
+)
+
+var (
+ inFormat string
+)
+
+// Info contains info on the machine host and version info
+type Info struct {
+ Host *HostInfo `json:"Host"`
+ Version define.Version `json:"Version"`
+}
+
+// HostInfo contains info on the machine host
+type HostInfo struct {
+ Arch string `json:"Arch"`
+ CurrentMachine string `json:"CurrentMachine"`
+ DefaultMachine string `json:"DefaultMachine"`
+ EventsDir string `json:"EventsDir"`
+ MachineConfigDir string `json:"MachineConfigDir"`
+ MachineImageDir string `json:"MachineImageDir"`
+ MachineState string `json:"MachineState"`
+ NumberOfMachines int `json:"NumberOfMachines"`
+ OS string `json:"OS"`
+ VMType string `json:"VMType"`
+}
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Command: infoCmd,
+ Parent: machineCmd,
+ })
+
+ flags := infoCmd.Flags()
+ formatFlagName := "format"
+ flags.StringVarP(&inFormat, formatFlagName, "f", "", "Change the output format to JSON or a Go template")
+ _ = infoCmd.RegisterFlagCompletionFunc(formatFlagName, common.AutocompleteFormat(&define.Info{}))
+}
+
+func info(cmd *cobra.Command, args []string) error {
+ info := Info{}
+ version, err := define.GetVersion()
+ if err != nil {
+ return fmt.Errorf("error getting version info %w", err)
+ }
+ info.Version = version
+
+ host, err := hostInfo()
+ if err != nil {
+ return err
+ }
+ info.Host = host
+
+ switch {
+ case report.IsJSON(inFormat):
+ b, err := json.MarshalIndent(info, "", " ")
+ if err != nil {
+ return err
+ }
+ fmt.Println(string(b))
+ case cmd.Flags().Changed("format"):
+ tmpl := template.New(cmd.Name()).Funcs(template.FuncMap(report.DefaultFuncs))
+ inFormat = report.NormalizeFormat(inFormat)
+ tmpl, err := tmpl.Parse(inFormat)
+ if err != nil {
+ return err
+ }
+ return tmpl.Execute(os.Stdout, info)
+ default:
+ b, err := yaml.Marshal(info)
+ if err != nil {
+ return err
+ }
+ fmt.Println(string(b))
+ }
+
+ return nil
+}
+
+func hostInfo() (*HostInfo, error) {
+ host := HostInfo{}
+
+ host.Arch = runtime.GOARCH
+ host.OS = runtime.GOOS
+
+ provider := GetSystemDefaultProvider()
+ var listOpts machine.ListOptions
+ listResponse, err := provider.List(listOpts)
+ if err != nil {
+ return nil, fmt.Errorf("failed to get machines %w", err)
+ }
+
+ host.NumberOfMachines = len(listResponse)
+
+ cfg, err := config.ReadCustomConfig()
+ if err != nil {
+ return nil, err
+ }
+
+ // Default state of machine is stopped
+ host.MachineState = "Stopped"
+ for _, vm := range listResponse {
+ // Set default machine if found
+ if vm.Name == cfg.Engine.ActiveService {
+ host.DefaultMachine = vm.Name
+ }
+ // If machine is running or starting, it is automatically the current machine
+ if vm.Running {
+ host.CurrentMachine = vm.Name
+ host.MachineState = "Running"
+ } else if vm.Starting {
+ host.CurrentMachine = vm.Name
+ host.MachineState = "Starting"
+ }
+ }
+ // If no machines are starting or running, set current machine to default machine
+ // If no default machines are found, do not report a default machine or a state
+ if host.CurrentMachine == "" {
+ if host.DefaultMachine == "" {
+ host.MachineState = ""
+ } else {
+ host.CurrentMachine = host.DefaultMachine
+ }
+ }
+
+ host.VMType = provider.VMType()
+
+ dataDir, err := machine.GetDataDir(host.VMType)
+ if err != nil {
+ return nil, fmt.Errorf("failed to get machine image dir")
+ }
+ host.MachineImageDir = dataDir
+
+ confDir, err := machine.GetConfDir(host.VMType)
+ if err != nil {
+ return nil, fmt.Errorf("failed to get machine config dir %w", err)
+ }
+ host.MachineConfigDir = confDir
+
+ eventsDir, err := eventSockDir()
+ if err != nil {
+ return nil, fmt.Errorf("failed to get events dir: %w", err)
+ }
+ host.EventsDir = eventsDir
+
+ return &host, nil
+}
diff --git a/cmd/podman/machine/machine.go b/cmd/podman/machine/machine.go
index 5a8a06b9d..0618337cc 100644
--- a/cmd/podman/machine/machine.go
+++ b/cmd/podman/machine/machine.go
@@ -101,12 +101,6 @@ func resolveEventSock() ([]string, error) {
return []string{sock}, nil
}
- xdg, err := util.GetRuntimeDir()
- if err != nil {
- logrus.Warnf("Failed to get runtime dir, machine events will not be published: %s", err)
- return nil, nil
- }
-
re := regexp.MustCompile(`machine_events.*\.sock`)
sockPaths := make([]string, 0)
fn := func(path string, info os.DirEntry, err error) error {
@@ -125,8 +119,12 @@ func resolveEventSock() ([]string, error) {
sockPaths = append(sockPaths, path)
return nil
}
+ sockDir, err := eventSockDir()
+ if err != nil {
+ logrus.Warnf("Failed to get runtime dir, machine events will not be published: %s", err)
+ }
- if err := filepath.WalkDir(filepath.Join(xdg, "podman"), fn); err != nil {
+ if err := filepath.WalkDir(sockDir, fn); err != nil {
if errors.Is(err, os.ErrNotExist) {
return nil, nil
}
@@ -135,6 +133,14 @@ func resolveEventSock() ([]string, error) {
return sockPaths, nil
}
+func eventSockDir() (string, error) {
+ xdg, err := util.GetRuntimeDir()
+ if err != nil {
+ return "", err
+ }
+ return filepath.Join(xdg, "podman"), nil
+}
+
func newMachineEvent(status events.Status, event events.Event) {
openEventSock.Do(initMachineEvents)
diff --git a/docs/play_kube_support.md b/docs/play_kube_support.md
index cf983bc04..3cfd3fa50 100644
--- a/docs/play_kube_support.md
+++ b/docs/play_kube_support.md
@@ -150,3 +150,26 @@ Note: **N/A** means that the option cannot be supported in a single-node Podman
| selector | |
| resources.limits | |
| resources.requests | ✅ |
+
+## ConfigMap Fields
+
+| Field | Support |
+|------------|---------|
+| binaryData | |
+| data | ✅ |
+| immutable | |
+
+## Deployment Fields
+
+| Field | Support |
+|---------------------------------------|---------|
+| replicas | ✅ |
+| selector | ✅ |
+| template | ✅ |
+| minReadySeconds | |
+| strategy.type | |
+| strategy.rollingUpdate.maxSurge | |
+| strategy.rollingUpdate.maxUnavailable | |
+| revisionHistoryLimit | |
+| progressDeadlineSeconds | |
+| paused | |
diff --git a/docs/source/markdown/podman-machine-info.1.md b/docs/source/markdown/podman-machine-info.1.md
new file mode 100644
index 000000000..33c207d32
--- /dev/null
+++ b/docs/source/markdown/podman-machine-info.1.md
@@ -0,0 +1,36 @@
+% podman-machine-info(1)
+
+## NAME
+podman\-machine\-info - Display machine host info
+
+## SYNOPSIS
+**podman machine info**
+
+## DESCRIPTION
+
+Display information pertaining to the machine host.
+Rootless only, as all `podman machine` commands can be only be used with rootless Podman.
+
+## OPTIONS
+
+#### **--format**=*format*, **-f**
+
+Change output format to "json" or a Go template.
+
+#### **--help**
+
+Print usage statement.
+
+## EXAMPLES
+
+```
+$ podman machine info
+$ podman machine info --format json
+$ podman machine info --format {{.Host.Arch}}
+```
+
+## SEE ALSO
+**[podman(1)](podman.1.md)**, **[podman-machine(1)](podman-machine.1.md)**
+
+## HISTORY
+June 2022, Originally compiled by Ashley Cui <acui@redhat.com>
diff --git a/docs/source/markdown/podman-machine.1.md b/docs/source/markdown/podman-machine.1.md
index c55226e02..6197b8d4e 100644
--- a/docs/source/markdown/podman-machine.1.md
+++ b/docs/source/markdown/podman-machine.1.md
@@ -20,6 +20,7 @@ All `podman machine` commands are rootless only.
| Command | Man Page | Description |
|---------|------------------------------------------------------|-----------------------------------|
+| info | [podman-machine-info(1)](podman-machine-info.1.md) | Display machine host info |
| init | [podman-machine-init(1)](podman-machine-init.1.md) | Initialize a new virtual machine |
| inspect | [podman-machine-inspect(1)](podman-machine-inspect.1.md) | Inspect one or more virtual machines |
| list | [podman-machine-list(1)](podman-machine-list.1.md) | List virtual machines |
@@ -30,7 +31,7 @@ All `podman machine` commands are rootless only.
| stop | [podman-machine-stop(1)](podman-machine-stop.1.md) | Stop a virtual machine |
## SEE ALSO
-**[podman(1)](podman.1.md)**, **[podman-machine-init(1)](podman-machine-init.1.md)**, **[podman-machine-list(1)](podman-machine-list.1.md)**, **[podman-machine-rm(1)](podman-machine-rm.1.md)**, **[podman-machine-ssh(1)](podman-machine-ssh.1.md)**, **[podman-machine-start(1)](podman-machine-start.1.md)**, **[podman-machine-stop(1)](podman-machine-stop.1.md)**, **[podman-machine-inspect(1)](podman-machine-inspect.1.md)**
+**[podman(1)](podman.1.md)**, **[podman-machine-info(1)](podman-machine-info.1.md)**, **[podman-machine-init(1)](podman-machine-init.1.md)**, **[podman-machine-list(1)](podman-machine-list.1.md)**, **[podman-machine-rm(1)](podman-machine-rm.1.md)**, **[podman-machine-ssh(1)](podman-machine-ssh.1.md)**, **[podman-machine-start(1)](podman-machine-start.1.md)**, **[podman-machine-stop(1)](podman-machine-stop.1.md)**, **[podman-machine-inspect(1)](podman-machine-inspect.1.md)**
## HISTORY
March 2021, Originally compiled by Ashley Cui <acui@redhat.com>
diff --git a/pkg/api/handlers/libpod/pods.go b/pkg/api/handlers/libpod/pods.go
index 92fd94390..8b1d456ec 100644
--- a/pkg/api/handlers/libpod/pods.go
+++ b/pkg/api/handlers/libpod/pods.go
@@ -530,8 +530,12 @@ func PodStats(w http.ResponseWriter, r *http.Request) {
query := struct {
NamesOrIDs []string `schema:"namesOrIDs"`
All bool `schema:"all"`
+ Stream bool `schema:"stream"`
+ Delay int `schema:"delay"`
}{
// default would go here
+ Delay: 5,
+ Stream: false,
}
if err := decoder.Decode(&query, r.URL.Query()); err != nil {
utils.Error(w, http.StatusBadRequest, fmt.Errorf("failed to parse parameters for %s: %w", r.URL.String(), err))
@@ -544,6 +548,10 @@ func PodStats(w http.ResponseWriter, r *http.Request) {
utils.InternalServerError(w, err)
}
+ var flush = func() {}
+ if flusher, ok := w.(http.Flusher); ok {
+ flush = flusher.Flush
+ }
// Collect the stats and send them over the wire.
containerEngine := abi.ContainerEngine{Libpod: runtime}
reports, err := containerEngine.PodStats(r.Context(), query.NamesOrIDs, options)
@@ -554,10 +562,35 @@ func PodStats(w http.ResponseWriter, r *http.Request) {
utils.Error(w, http.StatusNotFound, err)
return
}
-
utils.InternalServerError(w, err)
return
}
- utils.WriteResponse(w, http.StatusOK, reports)
+ w.Header().Set("Content-Type", "application/json")
+ coder := json.NewEncoder(w)
+ coder.SetEscapeHTML(true)
+
+ if err := coder.Encode(reports); err != nil {
+ logrus.Infof("Error from %s %q : %v", r.Method, r.URL, err)
+ }
+ flush()
+ if query.Stream {
+ for {
+ select {
+ case <-r.Context().Done():
+ return
+ default:
+ time.Sleep(time.Duration(query.Delay) * time.Second)
+ reports, err = containerEngine.PodStats(r.Context(), query.NamesOrIDs, options)
+ if err != nil {
+ return
+ }
+ if err := coder.Encode(reports); err != nil {
+ logrus.Infof("Error from %s %q : %v", r.Method, r.URL, err)
+ return
+ }
+ flush()
+ }
+ }
+ }
}
diff --git a/pkg/machine/config.go b/pkg/machine/config.go
index fcc129338..66fa6ab91 100644
--- a/pkg/machine/config.go
+++ b/pkg/machine/config.go
@@ -55,6 +55,7 @@ type Provider interface {
IsValidVMName(name string) (bool, error)
CheckExclusiveActiveVM() (bool, string, error)
RemoveAndCleanMachines() error
+ VMType() string
}
type RemoteConnectionType string
diff --git a/pkg/machine/e2e/config_info.go b/pkg/machine/e2e/config_info.go
new file mode 100644
index 000000000..410c7e518
--- /dev/null
+++ b/pkg/machine/e2e/config_info.go
@@ -0,0 +1,20 @@
+package e2e
+
+type infoMachine struct {
+ format string
+ cmd []string
+}
+
+func (i *infoMachine) buildCmd(m *machineTestBuilder) []string {
+ cmd := []string{"machine", "info"}
+ if len(i.format) > 0 {
+ cmd = append(cmd, "--format", i.format)
+ }
+ i.cmd = cmd
+ return cmd
+}
+
+func (i *infoMachine) withFormat(format string) *infoMachine {
+ i.format = format
+ return i
+}
diff --git a/pkg/machine/e2e/info_test.go b/pkg/machine/e2e/info_test.go
new file mode 100644
index 000000000..eeabb78af
--- /dev/null
+++ b/pkg/machine/e2e/info_test.go
@@ -0,0 +1,58 @@
+package e2e
+
+import (
+ "github.com/containers/podman/v4/cmd/podman/machine"
+ jsoniter "github.com/json-iterator/go"
+ . "github.com/onsi/ginkgo"
+ . "github.com/onsi/gomega"
+ . "github.com/onsi/gomega/gexec"
+)
+
+var _ = Describe("podman machine info", func() {
+ var (
+ mb *machineTestBuilder
+ testDir string
+ )
+
+ BeforeEach(func() {
+ testDir, mb = setup()
+ })
+ AfterEach(func() {
+ teardown(originalHomeDir, testDir, mb)
+ })
+
+ It("machine info", func() {
+ info := new(infoMachine)
+ infoSession, err := mb.setCmd(info).run()
+ Expect(err).NotTo(HaveOccurred())
+ Expect(infoSession).Should(Exit(0))
+
+ // Verify go template works and check for no running machines
+ info = new(infoMachine)
+ infoSession, err = mb.setCmd(info.withFormat("{{.Host.NumberOfMachines}}")).run()
+ Expect(err).NotTo(HaveOccurred())
+ Expect(infoSession).Should(Exit(0))
+ Expect(infoSession.outputToString()).To(Equal("0"))
+
+ // Create a machine and check if info has been updated
+ i := new(initMachine)
+ initSession, err := mb.setCmd(i.withImagePath(mb.imagePath)).run()
+ Expect(err).To(BeNil())
+ Expect(initSession).To(Exit(0))
+
+ info = new(infoMachine)
+ infoSession, err = mb.setCmd(info.withFormat("{{.Host.NumberOfMachines}}")).run()
+ Expect(err).NotTo(HaveOccurred())
+ Expect(infoSession).Should(Exit(0))
+ Expect(infoSession.outputToString()).To(Equal("1"))
+
+ // Check if json is in correct format
+ infoSession, err = mb.setCmd(info.withFormat("json")).run()
+ Expect(err).NotTo(HaveOccurred())
+ Expect(infoSession).Should(Exit(0))
+
+ infoReport := &machine.Info{}
+ err = jsoniter.Unmarshal(infoSession.Bytes(), infoReport)
+ Expect(err).To(BeNil())
+ })
+})
diff --git a/pkg/machine/qemu/machine.go b/pkg/machine/qemu/machine.go
index ca7947e34..d208b11eb 100644
--- a/pkg/machine/qemu/machine.go
+++ b/pkg/machine/qemu/machine.go
@@ -1701,6 +1701,9 @@ func isProcessAlive(pid int) bool {
if err == nil || err == unix.EPERM {
return true
}
-
return false
}
+
+func (p *Provider) VMType() string {
+ return vmtype
+}
diff --git a/pkg/machine/wsl/machine.go b/pkg/machine/wsl/machine.go
index 04215d545..492b66659 100644
--- a/pkg/machine/wsl/machine.go
+++ b/pkg/machine/wsl/machine.go
@@ -1655,3 +1655,7 @@ func (p *Provider) RemoveAndCleanMachines() error {
}
return prevErr
}
+
+func (p *Provider) VMType() string {
+ return vmtype
+}
diff --git a/test/apiv2/40-pods.at b/test/apiv2/40-pods.at
index 0a5201213..80724a8d9 100644
--- a/test/apiv2/40-pods.at
+++ b/test/apiv2/40-pods.at
@@ -134,4 +134,6 @@ t GET libpod/pods/json?filters='{"label":["testl' 400 \
t DELETE libpod/pods/foo 200
t DELETE "libpod/pods/foo (pod has already been deleted)" 404
+t_timeout 5 GET "libpod/pods/stats?stream=true&delay=1" 200
+
# vim: filetype=sh
diff --git a/test/apiv2/test-apiv2 b/test/apiv2/test-apiv2
index 8548d84e5..0fd282854 100755
--- a/test/apiv2/test-apiv2
+++ b/test/apiv2/test-apiv2
@@ -56,6 +56,9 @@ fi
# Path to podman binary
PODMAN_BIN=${PODMAN:-${CONTAINERS_HELPER_BINARY_DIR}/podman}
+# Timeout for streamed responses
+CURL_TIMEOUT=0
+
# Cleanup handlers
clean_up_server() {
if [ -n "$service_pid" ]; then
@@ -217,6 +220,21 @@ function jsonify() {
}
#######
+# t_timeout # Timeout wrapper for test helper
+#######
+function t_timeout() {
+ CURL_TIMEOUT=$1; shift
+ local min_runtime=$((CURL_TIMEOUT - 1))
+ start=`date +%s`
+ t $@
+ local end=`date +%s`
+ local runtime=$((end-start))
+ if ! [[ "$runtime" -ge "$min_runtime" ]]; then
+ die "Error: Streaming time should be greater or equal to '$min_runtime'"
+ fi
+}
+
+#######
# t # Main test helper
#######
function t() {
@@ -226,6 +244,12 @@ function t() {
local content_type="application/json"
local testname="$method $path"
+
+ if [[ $CURL_TIMEOUT != 0 ]]; then
+ local c_timeout=$CURL_TIMEOUT
+ curl_args+=("-m $CURL_TIMEOUT")
+ CURL_TIMEOUT=0 # 'consume' timeout
+ fi
# POST and PUT requests may be followed by one or more key=value pairs.
# Slurp the command line until we see a 3-digit status code.
if [[ $method = "POST" || $method == "PUT" ]]; then
@@ -291,7 +315,7 @@ function t() {
-o $WORKDIR/curl.result.out "$url"); rc=$?; } || :
# Any error from curl is instant bad news, from which we can't recover
- if [[ $rc -ne 0 ]]; then
+ if [[ $rc -ne 0 ]] && [[ $c_timeout -eq 0 ]]; then
die "curl failure ($rc) on $url - cannot continue"
fi
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-10-24 20:14:51 +0000