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path: root/pkg/api/handlers/generic/containers_create.go
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-rw-r--r--pkg/api/handlers/generic/containers_create.go243
1 files changed, 243 insertions, 0 deletions
diff --git a/pkg/api/handlers/generic/containers_create.go b/pkg/api/handlers/generic/containers_create.go
new file mode 100644
index 000000000..056f7e95c
--- /dev/null
+++ b/pkg/api/handlers/generic/containers_create.go
@@ -0,0 +1,243 @@
+package generic
+
+import (
+ "encoding/json"
+ "fmt"
+ "github.com/containers/libpod/pkg/api/handlers/utils"
+ "net/http"
+ "strings"
+
+ "github.com/containers/libpod/cmd/podman/shared"
+ "github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/libpod/define"
+ image2 "github.com/containers/libpod/libpod/image"
+ "github.com/containers/libpod/pkg/api/handlers"
+ "github.com/containers/libpod/pkg/namespaces"
+ createconfig "github.com/containers/libpod/pkg/spec"
+ "github.com/containers/storage"
+ "github.com/docker/docker/pkg/signal"
+ "github.com/gorilla/schema"
+ "github.com/pkg/errors"
+ log "github.com/sirupsen/logrus"
+ "golang.org/x/sys/unix"
+)
+
+func CreateContainer(w http.ResponseWriter, r *http.Request) {
+ runtime := r.Context().Value("runtime").(*libpod.Runtime)
+ decoder := r.Context().Value("decoder").(*schema.Decoder)
+ input := handlers.CreateContainerConfig{}
+ query := struct {
+ Name string `schema:"name"`
+ }{
+ // override any golang type defaults
+ }
+ if err := decoder.Decode(&query, r.URL.Query()); err != nil {
+ utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest,
+ errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
+ return
+ }
+ if err := json.NewDecoder(r.Body).Decode(&input); err != nil {
+ utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "Decode()"))
+ return
+ }
+
+ newImage, err := runtime.ImageRuntime().NewFromLocal(input.Image)
+ if err != nil {
+ utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "NewFromLocal()"))
+ return
+ }
+ cc, err := makeCreateConfig(input, newImage)
+ if err != nil {
+ utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "makeCreatConfig()"))
+ return
+ }
+
+ cc.Name = query.Name
+ var pod *libpod.Pod
+ ctr, err := shared.CreateContainerFromCreateConfig(runtime, &cc, r.Context(), pod)
+ if err != nil {
+ if strings.Contains(err.Error(), "invalid log driver") {
+ // this does not quite work yet and needs a little more massaging
+ w.Header().Set("Content-Type", "text/plain; charset=us-ascii")
+ w.WriteHeader(http.StatusInternalServerError)
+ msg := fmt.Sprintf("logger: no log driver named '%s' is registered", input.HostConfig.LogConfig.Type)
+ if _, err := fmt.Fprintln(w, msg); err != nil {
+ log.Errorf("%s: %q", msg, err)
+ }
+ //s.WriteResponse(w, http.StatusInternalServerError, fmt.Sprintf("logger: no log driver named '%s' is registered", input.HostConfig.LogConfig.Type))
+ return
+ }
+ utils.Error(w, "Something went wrong.", http.StatusInternalServerError, errors.Wrap(err, "CreateContainerFromCreateConfig()"))
+ return
+ }
+
+ type ctrCreateResponse struct {
+ Id string `json:"Id"`
+ Warnings []string `json:"Warnings"`
+ }
+ response := ctrCreateResponse{
+ Id: ctr.ID(),
+ Warnings: []string{}}
+
+ utils.WriteResponse(w, http.StatusCreated, response)
+}
+
+func makeCreateConfig(input handlers.CreateContainerConfig, newImage *image2.Image) (createconfig.CreateConfig, error) {
+ var (
+ err error
+ init bool
+ tmpfs []string
+ volumes []string
+ )
+ env := make(map[string]string)
+ stopSignal := unix.SIGTERM
+ if len(input.StopSignal) > 0 {
+ stopSignal, err = signal.ParseSignal(input.StopSignal)
+ if err != nil {
+ return createconfig.CreateConfig{}, err
+ }
+ }
+
+ workDir := "/"
+ if len(input.WorkingDir) > 0 {
+ workDir = input.WorkingDir
+ }
+
+ stopTimeout := uint(define.CtrRemoveTimeout)
+ if input.StopTimeout != nil {
+ stopTimeout = uint(*input.StopTimeout)
+ }
+ c := createconfig.CgroupConfig{
+ Cgroups: "", // podman
+ Cgroupns: "", // podman
+ CgroupParent: "", // podman
+ CgroupMode: "", // podman
+ }
+ security := createconfig.SecurityConfig{
+ CapAdd: input.HostConfig.CapAdd,
+ CapDrop: input.HostConfig.CapDrop,
+ LabelOpts: nil, // podman
+ NoNewPrivs: false, // podman
+ ApparmorProfile: "", // podman
+ SeccompProfilePath: "",
+ SecurityOpts: input.HostConfig.SecurityOpt,
+ Privileged: input.HostConfig.Privileged,
+ ReadOnlyRootfs: input.HostConfig.ReadonlyRootfs,
+ ReadOnlyTmpfs: false, // podman-only
+ Sysctl: input.HostConfig.Sysctls,
+ }
+
+ network := createconfig.NetworkConfig{
+ DNSOpt: input.HostConfig.DNSOptions,
+ DNSSearch: input.HostConfig.DNSSearch,
+ DNSServers: input.HostConfig.DNS,
+ ExposedPorts: input.ExposedPorts,
+ HTTPProxy: false, // podman
+ IP6Address: "",
+ IPAddress: "",
+ LinkLocalIP: nil, // docker-only
+ MacAddress: input.MacAddress,
+ // NetMode: nil,
+ Network: input.HostConfig.NetworkMode.NetworkName(),
+ NetworkAlias: nil, // docker-only now
+ PortBindings: input.HostConfig.PortBindings,
+ Publish: nil, // podmanseccompPath
+ PublishAll: input.HostConfig.PublishAllPorts,
+ }
+
+ uts := createconfig.UtsConfig{
+ UtsMode: namespaces.UTSMode(input.HostConfig.UTSMode),
+ NoHosts: false, //podman
+ HostAdd: input.HostConfig.ExtraHosts,
+ Hostname: input.Hostname,
+ }
+
+ z := createconfig.UserConfig{
+ GroupAdd: input.HostConfig.GroupAdd,
+ IDMappings: &storage.IDMappingOptions{}, // podman //TODO <--- fix this,
+ UsernsMode: namespaces.UsernsMode(input.HostConfig.UsernsMode),
+ User: input.User,
+ }
+ pidConfig := createconfig.PidConfig{PidMode: namespaces.PidMode(input.HostConfig.PidMode)}
+ for k := range input.Volumes {
+ volumes = append(volumes, k)
+ }
+
+ // Docker is more flexible about its input where podman throws
+ // away incorrectly formatted variables so we cannot reuse the
+ // parsing of the env input
+ // [Foo Other=one Blank=]
+ for _, e := range input.Env {
+ splitEnv := strings.Split(e, "=")
+ switch len(splitEnv) {
+ case 0:
+ continue
+ case 1:
+ env[splitEnv[0]] = ""
+ default:
+ env[splitEnv[0]] = strings.Join(splitEnv[1:], "=")
+ }
+ }
+
+ // format the tmpfs mounts into a []string from map
+ for k, v := range input.HostConfig.Tmpfs {
+ tmpfs = append(tmpfs, fmt.Sprintf("%s:%s", k, v))
+ }
+
+ if input.HostConfig.Init != nil && *input.HostConfig.Init {
+ init = true
+ }
+
+ m := createconfig.CreateConfig{
+ Annotations: nil, // podman
+ Args: nil,
+ Cgroup: c,
+ CidFile: "",
+ ConmonPidFile: "", // podman
+ Command: input.Cmd,
+ UserCommand: input.Cmd, // podman
+ Detach: false, //
+ // Devices: input.HostConfig.Devices,
+ Entrypoint: input.Entrypoint,
+ Env: env,
+ HealthCheck: nil, //
+ Init: init,
+ InitPath: "", // tbd
+ Image: input.Image,
+ ImageID: newImage.ID(),
+ BuiltinImgVolumes: nil, // podman
+ ImageVolumeType: "", // podman
+ Interactive: false,
+ // IpcMode: input.HostConfig.IpcMode,
+ Labels: input.Labels,
+ LogDriver: input.HostConfig.LogConfig.Type, // is this correct
+ // LogDriverOpt: input.HostConfig.LogConfig.Config,
+ Name: input.Name,
+ Network: network,
+ Pod: "", // podman
+ PodmanPath: "", // podman
+ Quiet: false, // front-end only
+ Resources: createconfig.CreateResourceConfig{},
+ RestartPolicy: input.HostConfig.RestartPolicy.Name,
+ Rm: input.HostConfig.AutoRemove,
+ StopSignal: stopSignal,
+ StopTimeout: stopTimeout,
+ Systemd: false, // podman
+ Tmpfs: tmpfs,
+ User: z,
+ Uts: uts,
+ Tty: input.Tty,
+ Mounts: nil, // we populate
+ // MountsFlag: input.HostConfig.Mounts,
+ NamedVolumes: nil, // we populate
+ Volumes: volumes,
+ VolumesFrom: input.HostConfig.VolumesFrom,
+ WorkDir: workDir,
+ Rootfs: "", // podman
+ Security: security,
+ Syslog: false, // podman
+
+ Pid: pidConfig,
+ }
+ return m, nil
+}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-18 17:15:26 +0000