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Diffstat (limited to 'pkg/api/handlers/containers_top.go')
-rw-r--r--pkg/api/handlers/containers_top.go61
1 files changed, 61 insertions, 0 deletions
diff --git a/pkg/api/handlers/containers_top.go b/pkg/api/handlers/containers_top.go
new file mode 100644
index 000000000..bab559da1
--- /dev/null
+++ b/pkg/api/handlers/containers_top.go
@@ -0,0 +1,61 @@
+package handlers
+
+import (
+ "net/http"
+ "strings"
+
+ "github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/libpod/define"
+ "github.com/containers/libpod/pkg/api/handlers/utils"
+ "github.com/gorilla/mux"
+ "github.com/gorilla/schema"
+ "github.com/pkg/errors"
+)
+
+func TopContainer(w http.ResponseWriter, r *http.Request) {
+ runtime := r.Context().Value("runtime").(*libpod.Runtime)
+ decoder := r.Context().Value("decoder").(*schema.Decoder)
+
+ query := struct {
+ PsArgs string `schema:"ps_args"`
+ }{
+ PsArgs: "-ef",
+ }
+ 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
+ }
+
+ name := mux.Vars(r)["name"]
+ ctnr, err := runtime.LookupContainer(name)
+ if err != nil {
+ utils.ContainerNotFound(w, name, err)
+ return
+ }
+
+ state, err := ctnr.State()
+ if err != nil {
+ utils.InternalServerError(w, err)
+ return
+ }
+ if state != define.ContainerStateRunning {
+ utils.ContainerNotRunning(w, name, errors.Errorf("Container %s must be running to perform top operation", name))
+ return
+ }
+
+ output, err := ctnr.Top([]string{})
+ if err != nil {
+ utils.InternalServerError(w, err)
+ return
+ }
+
+ var body = ContainerTopOKBody{}
+ if len(output) > 0 {
+ body.Titles = strings.Split(output[0], "\t")
+ for _, line := range output[1:] {
+ body.Processes = append(body.Processes, strings.Split(line, "\t"))
+ }
+ }
+ utils.WriteJSON(w, http.StatusOK, body)
+}