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Diffstat (limited to 'pkg/api/handlers/generic/info.go')
-rw-r--r--pkg/api/handlers/generic/info.go196
1 files changed, 196 insertions, 0 deletions
diff --git a/pkg/api/handlers/generic/info.go b/pkg/api/handlers/generic/info.go
new file mode 100644
index 000000000..c9e79233d
--- /dev/null
+++ b/pkg/api/handlers/generic/info.go
@@ -0,0 +1,196 @@
+package generic
+
+import (
+ "fmt"
+ "io/ioutil"
+ "net/http"
+ "os"
+ goRuntime "runtime"
+ "strings"
+ "time"
+
+ "github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/libpod/config"
+ "github.com/containers/libpod/libpod/define"
+ "github.com/containers/libpod/pkg/api/handlers"
+ "github.com/containers/libpod/pkg/api/handlers/utils"
+ "github.com/containers/libpod/pkg/rootless"
+ "github.com/containers/libpod/pkg/sysinfo"
+ docker "github.com/docker/docker/api/types"
+ "github.com/docker/docker/api/types/swarm"
+ "github.com/google/uuid"
+ "github.com/pkg/errors"
+ log "github.com/sirupsen/logrus"
+)
+
+func GetInfo(w http.ResponseWriter, r *http.Request) {
+ // 200 ok
+ // 500 internal
+ runtime := r.Context().Value("runtime").(*libpod.Runtime)
+
+ infoData, err := runtime.Info()
+ if err != nil {
+ utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrapf(err, "Failed to obtain system memory info"))
+ return
+ }
+ hostInfo := infoData[0].Data
+ storeInfo := infoData[1].Data
+
+ configInfo, err := runtime.GetConfig()
+ if err != nil {
+ utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrapf(err, "Failed to obtain runtime config"))
+ return
+ }
+ versionInfo, err := define.GetVersion()
+ if err != nil {
+ utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrapf(err, "Failed to obtain podman versions"))
+ return
+ }
+ stateInfo := getContainersState(runtime)
+ sysInfo := sysinfo.New(true)
+
+ // FIXME: Need to expose if runtime supports Checkpoint'ing
+ // liveRestoreEnabled := criu.CheckForCriu() && configInfo.RuntimeSupportsCheckpoint()
+
+ info := &handlers.Info{Info: docker.Info{
+ Architecture: goRuntime.GOARCH,
+ BridgeNfIP6tables: !sysInfo.BridgeNFCallIP6TablesDisabled,
+ BridgeNfIptables: !sysInfo.BridgeNFCallIPTablesDisabled,
+ CPUCfsPeriod: sysInfo.CPUCfsPeriod,
+ CPUCfsQuota: sysInfo.CPUCfsQuota,
+ CPUSet: sysInfo.Cpuset,
+ CPUShares: sysInfo.CPUShares,
+ CgroupDriver: configInfo.CgroupManager,
+ ClusterAdvertise: "",
+ ClusterStore: "",
+ ContainerdCommit: docker.Commit{},
+ Containers: storeInfo["ContainerStore"].(map[string]interface{})["number"].(int),
+ ContainersPaused: stateInfo[define.ContainerStatePaused],
+ ContainersRunning: stateInfo[define.ContainerStateRunning],
+ ContainersStopped: stateInfo[define.ContainerStateStopped] + stateInfo[define.ContainerStateExited],
+ Debug: log.IsLevelEnabled(log.DebugLevel),
+ DefaultRuntime: configInfo.OCIRuntime,
+ DockerRootDir: storeInfo["GraphRoot"].(string),
+ Driver: storeInfo["GraphDriverName"].(string),
+ DriverStatus: getGraphStatus(storeInfo),
+ ExperimentalBuild: true,
+ GenericResources: nil,
+ HTTPProxy: getEnv("http_proxy"),
+ HTTPSProxy: getEnv("https_proxy"),
+ ID: uuid.New().String(),
+ IPv4Forwarding: !sysInfo.IPv4ForwardingDisabled,
+ Images: storeInfo["ImageStore"].(map[string]interface{})["number"].(int),
+ IndexServerAddress: "",
+ InitBinary: "",
+ InitCommit: docker.Commit{},
+ Isolation: "",
+ KernelMemory: sysInfo.KernelMemory,
+ KernelMemoryTCP: false,
+ KernelVersion: hostInfo["kernel"].(string),
+ Labels: nil,
+ LiveRestoreEnabled: false,
+ LoggingDriver: "",
+ MemTotal: hostInfo["MemTotal"].(int64),
+ MemoryLimit: sysInfo.MemoryLimit,
+ NCPU: goRuntime.NumCPU(),
+ NEventsListener: 0,
+ NFd: getFdCount(),
+ NGoroutines: goRuntime.NumGoroutine(),
+ Name: hostInfo["hostname"].(string),
+ NoProxy: getEnv("no_proxy"),
+ OSType: goRuntime.GOOS,
+ OSVersion: hostInfo["Distribution"].(map[string]interface{})["version"].(string),
+ OomKillDisable: sysInfo.OomKillDisable,
+ OperatingSystem: hostInfo["Distribution"].(map[string]interface{})["distribution"].(string),
+ PidsLimit: sysInfo.PidsLimit,
+ Plugins: docker.PluginsInfo{},
+ ProductLicense: "Apache-2.0",
+ RegistryConfig: nil,
+ RuncCommit: docker.Commit{},
+ Runtimes: getRuntimes(configInfo),
+ SecurityOptions: getSecOpts(sysInfo),
+ ServerVersion: versionInfo.Version,
+ SwapLimit: sysInfo.SwapLimit,
+ Swarm: swarm.Info{
+ LocalNodeState: swarm.LocalNodeStateInactive,
+ },
+ SystemStatus: nil,
+ SystemTime: time.Now().Format(time.RFC3339Nano),
+ Warnings: []string{},
+ },
+ BuildahVersion: hostInfo["BuildahVersion"].(string),
+ CPURealtimePeriod: sysInfo.CPURealtimePeriod,
+ CPURealtimeRuntime: sysInfo.CPURealtimeRuntime,
+ CgroupVersion: hostInfo["CgroupVersion"].(string),
+ Rootless: rootless.IsRootless(),
+ SwapFree: hostInfo["SwapFree"].(int64),
+ SwapTotal: hostInfo["SwapTotal"].(int64),
+ Uptime: hostInfo["uptime"].(string),
+ }
+ utils.WriteResponse(w, http.StatusOK, info)
+}
+
+func getGraphStatus(storeInfo map[string]interface{}) [][2]string {
+ var graphStatus [][2]string
+ for k, v := range storeInfo["GraphStatus"].(map[string]string) {
+ graphStatus = append(graphStatus, [2]string{k, v})
+ }
+ return graphStatus
+}
+
+func getSecOpts(sysInfo *sysinfo.SysInfo) []string {
+ var secOpts []string
+ if sysInfo.AppArmor {
+ secOpts = append(secOpts, "name=apparmor")
+ }
+ if sysInfo.Seccomp {
+ // FIXME: get profile name...
+ secOpts = append(secOpts, fmt.Sprintf("name=seccomp,profile=%s", "default"))
+ }
+ return secOpts
+}
+
+func getRuntimes(configInfo *config.Config) map[string]docker.Runtime {
+ var runtimes = map[string]docker.Runtime{}
+ for name, paths := range configInfo.OCIRuntimes {
+ runtimes[name] = docker.Runtime{
+ Path: paths[0],
+ Args: nil,
+ }
+ }
+ return runtimes
+}
+
+func getFdCount() (count int) {
+ count = -1
+ if entries, err := ioutil.ReadDir("/proc/self/fd"); err == nil {
+ count = len(entries)
+ }
+ return
+}
+
+// Just ignoring Container errors here...
+func getContainersState(r *libpod.Runtime) map[define.ContainerStatus]int {
+ var states = map[define.ContainerStatus]int{}
+ ctnrs, err := r.GetAllContainers()
+ if err == nil {
+ for _, ctnr := range ctnrs {
+ state, err := ctnr.State()
+ if err != nil {
+ continue
+ }
+ states[state] += 1
+ }
+ }
+ return states
+}
+
+func getEnv(value string) string {
+ if v, exists := os.LookupEnv(strings.ToUpper(value)); exists {
+ return v
+ }
+ if v, exists := os.LookupEnv(strings.ToLower(value)); exists {
+ return v
+ }
+ return ""
+}