Handout

tools/remote.mk

@@ -0,0 +1,39 @@
+# Test your system on real hardware
+
+NETBOOT_LOCAL="/ibr/adm/user-boot/"
+NETBOOT_HOST="x1.ibr.cs.tu-bs.de"
+NETBOOT_KERNEL="vmlinuz-$$user"
+NETBOOT_INITRD="initrd-$$user.img"
+
+# The boot menu shows pairs of `vmlinuz-*` + `initrd-*.img` with owning user and timestamp.
+# We just need to choose a name that doesn't overlap with another user's.
+netboot: all
+	$(VERBOSE) \
+	if [ ! "$$DEPLOY_LOCAL" ] && [ -e "${NETBOOT_LOCAL}" ] ; then DEPLOY_LOCAL=1 ; fi ; \
+	if [ "$$DEPLOY_LOCAL" = 1 ] ; then \
+		user=$$USER ; \
+	else \
+		user=$$( ssh -G ${NETBOOT_HOST} | grep -oPe '^user \K.*' ) ; \
+	fi ; \
+	\
+	mkdir -p $(BUILDDIR)/netboot ; \
+	ln -fT ${KERNEL} "$(BUILDDIR)/netboot/${NETBOOT_KERNEL}" ; \
+	initrd="$(INITRD)" ; if [ -s "$$initrd" ] ; then \
+		ln -fT $$initrd "$(BUILDDIR)/netboot/${NETBOOT_INITRD}" ; \
+	else \
+		echo "(none)" > "$(BUILDDIR)/netboot/${NETBOOT_INITRD}" ; \
+	fi ; \
+	\
+	if [ "$$DEPLOY_LOCAL" = 1 ] ; then \
+		echo "CP to locally as $$user" ; \
+		cp "$(BUILDDIR)/netboot/${NETBOOT_KERNEL}" "$(BUILDDIR)/netboot/${NETBOOT_INITRD}" ${NETBOOT_LOCAL} ; \
+	else \
+		echo "SCP to ${NETBOOT_HOST} as $$user" ; \
+		scp "$(BUILDDIR)/netboot/${NETBOOT_KERNEL}" "$(BUILDDIR)/netboot/${NETBOOT_INITRD}" ${NETBOOT_HOST}:${NETBOOT_LOCAL} ; \
+	fi
+
+# Documentation
+help::
+	@$(echo) "Netboot\n" \
+	"	\e[3mnetboot\e[0m  Copies $(PROJECT) to the network share, allowing the test infrastructure\n" \
+	"	         to boot your system"