mirror of https://github.com/containers/podman.git
89 lines
2.6 KiB
Go
89 lines
2.6 KiB
Go
package compat
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import (
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"fmt"
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"net/http"
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"strings"
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"github.com/containers/podman/v2/libpod"
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"github.com/containers/podman/v2/libpod/define"
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"github.com/containers/podman/v2/pkg/api/handlers/utils"
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"github.com/gorilla/mux"
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"github.com/gorilla/schema"
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"github.com/pkg/errors"
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"k8s.io/client-go/tools/remotecommand"
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)
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func ResizeTTY(w http.ResponseWriter, r *http.Request) {
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runtime := r.Context().Value("runtime").(*libpod.Runtime)
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decoder := r.Context().Value("decoder").(*schema.Decoder)
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// /containers/{id}/resize
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query := struct {
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height uint16 `schema:"h"`
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width uint16 `schema:"w"`
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}{
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// override any golang type defaults
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}
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if err := decoder.Decode(&query, r.URL.Query()); err != nil {
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utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest,
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errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
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return
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}
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sz := remotecommand.TerminalSize{
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Width: query.width,
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Height: query.height,
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}
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var status int
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switch {
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case strings.Contains(r.URL.Path, "/containers/"):
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name := utils.GetName(r)
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ctnr, err := runtime.LookupContainer(name)
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if err != nil {
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utils.ContainerNotFound(w, name, err)
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return
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}
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if state, err := ctnr.State(); err != nil {
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utils.InternalServerError(w, errors.Wrapf(err, "cannot obtain container state"))
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return
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} else if state != define.ContainerStateRunning {
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utils.Error(w, "Container not running", http.StatusConflict,
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fmt.Errorf("container %q in wrong state %q", name, state.String()))
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return
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}
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if err := ctnr.AttachResize(sz); err != nil {
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utils.InternalServerError(w, errors.Wrapf(err, "cannot resize container"))
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return
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}
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// This is not a 204, even though we write nothing, for compatibility
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// reasons.
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status = http.StatusOK
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case strings.Contains(r.URL.Path, "/exec/"):
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name := mux.Vars(r)["id"]
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ctnr, err := runtime.GetExecSessionContainer(name)
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if err != nil {
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utils.SessionNotFound(w, name, err)
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return
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}
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if state, err := ctnr.State(); err != nil {
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utils.InternalServerError(w, errors.Wrapf(err, "cannot obtain session container state"))
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return
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} else if state != define.ContainerStateRunning {
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utils.Error(w, "Container not running", http.StatusConflict,
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fmt.Errorf("container %q in wrong state %q", name, state.String()))
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return
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}
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if err := ctnr.ExecResize(name, sz); err != nil {
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utils.InternalServerError(w, errors.Wrapf(err, "cannot resize session"))
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return
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}
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// This is not a 204, even though we write nothing, for compatibility
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// reasons.
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status = http.StatusCreated
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}
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utils.WriteResponse(w, status, "")
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}
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