Workaround for kairos sdk not detecting netboot

Signed-off-by: Itxaka <itxaka.garcia@spectrocloud.com>

Earthfile

@@ -62,7 +62,19 @@ build-immucore:
     ARG LDFLAGS="-s -w -X github.com/kairos-io/immucore/internal/version.version=$VERSION"
     RUN echo ${LDFLAGS}
     RUN CGO_ENABLED=0 go build -o immucore -ldflags "${LDFLAGS}"
-    SAVE ARTIFACT /work/immucore AS LOCAL build/immucore-$VERSION
+    SAVE ARTIFACT /work/immucore immucore AS LOCAL build/immucore-$VERSION
+
+dracut-artifacts:
+    FROM $BASE_IMAGE
+    WORKDIR /build
+    COPY --dir dracut/28immucore .
+    COPY dracut/02-kairos-setup-initramfs.conf .
+    COPY dracut/10-immucore.conf .
+    COPY dracut/50-kairos-initrd.conf .
+    SAVE ARTIFACT 28immucore 28immucore
+    SAVE ARTIFACT 02-kairos-setup-initramfs.conf 02-kairos-setup-initramfs.conf
+    SAVE ARTIFACT 10-immucore.conf 10-immucore.conf
+    SAVE ARTIFACT 50-kairos-initrd.conf 50-kairos-initrd.conf
 
 build-dracut:
     FROM $BASE_IMAGE

pkg/mount/dag_steps.go

@@ -343,6 +343,17 @@ func (s *State) WriteSentinelDagStep(g *herd.Graph) error {
 			default:
 				sentinel = string(state.Unknown)
 			}
+
+			// Workaround for runtime not detecting netboot as live_mode
+			// Needs changes to the kairos sdk
+			// TODO: drop once the netboot detection change is on the kairos sdk
+			cmdline, err := os.ReadFile("/proc/cmdline")
+			cmdlineS := string(cmdline)
+			if strings.Contains(cmdlineS, "netboot") {
+				sentinel = "live_mode"
+			}
+
+			s.Logger.Info().Str("to", sentinel).Msg("Setting sentinel file")
 			err = os.WriteFile(filepath.Join("/run/cos/", sentinel), []byte("1"), os.ModePerm)
 			if err != nil {
 				return err