[RFC 17/19] ktf: Toplevel ktf Makefile/makefile includes and scripts to run from kselftest

Knut Omang
2019-08-13T06:12:27Z

Signed-off-by: Knut Omang <knut.omang@oracle.com>
---
tools/testing/selftests/ktf/Makefile | 21 ++++-
tools/testing/selftests/ktf/scripts/ktf_syms.mk | 16 +++-
tools/testing/selftests/ktf/scripts/runtests.mk | 3 +-
tools/testing/selftests/ktf/scripts/runtests.sh | 100 +++++++++++++++++-
tools/testing/selftests/ktf/scripts/top_make.mk | 14 ++-
5 files changed, 154 insertions(+)
create mode 100644 tools/testing/selftests/ktf/Makefile
create mode 100644 tools/testing/selftests/ktf/scripts/ktf_syms.mk
create mode 100644 tools/testing/selftests/ktf/scripts/runtests.mk
create mode 100755 tools/testing/selftests/ktf/scripts/runtests.sh
create mode 100644 tools/testing/selftests/ktf/scripts/top_make.mk

diff --git a/tools/testing/selftests/ktf/Makefile b/tools/testing/selftests/ktf/Makefile
new file mode 100644
index 0000000..0fef39c
--- /dev/null
+++ b/tools/testing/selftests/ktf/Makefile
@@ -0,0 +1,21 @@
+
+ifneq ($(TARGETS),)
+# We end up here if called from selftests/Makefile
+# Invoke our "module target" to get everything built
+all:
+ $(Q)$(MAKE) -C $(abs_objtree) M=tools/testing/selftests/ktf
+
+clean:
+ $(Q)$(MAKE) -C $(abs_objtree) M=tools/testing/selftests/ktf clean
+
+run_tests:
+ @echo "running tests"
+ $(MAKE) BUILD=$(abs_objtree)/tools/testing/selftests -f scripts/runtests.mk $@
+
+endif
+obj-m += kernel/
+obj-m += selftest/
+obj-m += examples/
+obj-m += lib/
+obj-m += user/
+
diff --git a/tools/testing/selftests/ktf/scripts/ktf_syms.mk b/tools/testing/selftests/ktf/scripts/ktf_syms.mk
new file mode 100644
index 0000000..a332223
--- /dev/null
+++ b/tools/testing/selftests/ktf/scripts/ktf_syms.mk
@@ -0,0 +1,16 @@
+ktf_symfile=$(shell (cd $(srctree)/$(src) && ls ktf_syms.txt 2> /dev/null || true))
+ktf_syms = $(ktf_symfile:%.txt=%.h)
+
+ifneq ($(ktf_symfile),)
+
+$(obj)/self.o: $(obj)/$(ktf_syms)
+
+ktf_scripts = $(srctree)/$(src)/../scripts
+
+$(obj)/$(ktf_syms): $(srctree)/$(src)/ktf_syms.txt $(ktf_scripts)/resolve
+ @echo " KTFSYMS $@"
+ $(Q)$(ktf_scripts)/resolve $(ccflags-y) $< $@
+
+clean-files += $(ktf_syms)
+
+endif
diff --git a/tools/testing/selftests/ktf/scripts/runtests.mk b/tools/testing/selftests/ktf/scripts/runtests.mk
new file mode 100644
index 0000000..7fd3651
--- /dev/null
+++ b/tools/testing/selftests/ktf/scripts/runtests.mk
@@ -0,0 +1,3 @@
+TEST_PROGS := scripts/runtests.sh
+
+include ../lib.mk
diff --git a/tools/testing/selftests/ktf/scripts/runtests.sh b/tools/testing/selftests/ktf/scripts/runtests.sh
new file mode 100755
index 0000000..3396aec
--- /dev/null
+++ b/tools/testing/selftests/ktf/scripts/runtests.sh
@@ -0,0 +1,100 @@
+#!/bin/bash -e
+
+verbose=1
+
+# Convenience function to return a string that
+# is a reverse list of the incoming arguments:
+#
+reverse()
+{
+ args=($*)
+ for (( i=((${#args[*]} - 1)); i >= 0; i-- )); do
+ echo ${args[$i]}
+ done
+}
+
+# Set paths to a particular module - if no path is set to a module, use modprobe:
+#
+declare -A a_mpath
+mpath()
+{
+ local module="$1"
+ local mpath="$2"
+ [[ $mpath != "" ]] || fail "Usage: mpath module path"
+
+ a_mpath[$module]="$BUILD/$mpath"
+}
+
+# Set parameters to load a given module with for test purposes:
+declare -A a_params
+params()
+{
+ local module="$1"
+ shift
+ a_params[$module]="$*"
+}
+
+log()
+{
+ (( $verbose )) && echo $*
+}
+
+mod_probe()
+{
+ local fm=""
+ local name="$1"
+ shift
+
+ mp=${a_mpath[$name]}
+ if [[ $mp != "" ]]; then
+ fm="$mp"
+ fi
+
+ is_loaded=$(lsmod | egrep "^$name" || true)
+ if [[ $is_loaded != "" ]]; then
+ echo "Module \"$name\" is already loaded!" 1>&2
+ return 0
+ fi
+
+ if [[ $fm == "" ]]; then
+ log "Modprobing $name"
+ $sudo modprobe $name ${a_params[$name]}
+ else
+ fm=${a_mpath[$name]}
+ log "Insmod'ing module \"$name\"" 1>&2
+ $sudo insmod $fm ${a_params[$name]}
+ fi
+}
+
+# If/when more modules are to be loaded, this could go in a config file
+# but for the purpose of this example, just do it inline:
+#
+mpath ktf ktf/kernel/ktf.ko
+mpath selftest ktf/selftest/selftest.ko
+
+load_modules="ktf selftest"
+
+unload_modules=$(reverse $load_modules)
+
+sudo=""
+if [[ $USER != "root" ]]; then
+ sudo="sudo"
+fi
+
+for m in $load_modules; do
+ mod_probe $m
+done
+
+if [[ $GTEST_PATH == "" ]];then
+ echo "Set environment variable GTEST_PATH to point to your googletest build!"
+ exit 1
+fi
+
+export LD_LIBRARY_PATH="$BUILD/ktf/lib:$GTEST_PATH/lib64:$GTEST_PATH/lib"
+$BUILD/ktf/user/ktftest || stat=$?
+
+for m in $unload_modules; do
+ $sudo rmmod $m
+done
+
+exit $stat
diff --git a/tools/testing/selftests/ktf/scripts/top_make.mk b/tools/testing/selftests/ktf/scripts/top_make.mk
new file mode 100644
index 0000000..978068e
--- /dev/null
+++ b/tools/testing/selftests/ktf/scripts/top_make.mk
@@ -0,0 +1,14 @@
+ifneq ($(TARGETS),)
+# We end up here if called from selftests/Makefile
+# Invoke our "module target" to get everything built
+all:
+ $(Q)$(MAKE) -C $(abs_objtree) M=tools/testing/selftests/ktf
+
+clean:
+ $(Q)$(MAKE) -C $(abs_objtree) M=tools/testing/selftests/ktf clean
+
+run_tests:
+ @echo "running tests"
+ $(MAKE) BUILD=$(abs_objtree)/tools/testing/selftests -f scripts/runtests.mk $@
+
+endif
--
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