1 files changed, 41 insertions, 0 deletions

diff --git a/recipes-tpm/swtpm/swtpm-wrappers.bb b/recipes-tpm/swtpm/swtpm-wrappers.bb
new file mode 100644
index 0000000..676c35e
--- /dev/null
+++ b/recipes-tpm/swtpm/swtpm-wrappers.bb
@@ -0,0 +1,41 @@
+SUMMARY = "SWTPM - OpenEmbedded wrapper scripts for native swtpm tools"
+LICENSE = "MIT"
+DEPENDS = "swtpm-native tpm-tools-native"
+
+inherit native
+
+# The whole point of the recipe is to make files available
+# for use after the build is done, so don't clean up...
+RM_WORK_EXCLUDE += "${PN}"
+
+do_create_wrapper () {
+    cat >${WORKDIR}/swtpm_setup_oe.sh <<EOF
+#! /bin/sh
+#
+# Wrapper around swtpm_setup.sh which adds parameters required to
+# run the setup as non-root directly from the native sysroot.
+
+PATH="${bindir}:${base_bindir}:${sbindir}:${base_sbindir}:\$PATH"
+export PATH
+
+# tcsd only allows to be run as root or tss. Pretend to be root...
+exec env ${FAKEROOTENV} ${FAKEROOTCMD} swtpm_setup.sh --config ${STAGING_DIR_NATIVE}/etc/swtpm_setup.conf "\$@"
+EOF
+
+    cat >${WORKDIR}/swtpm_cuse_oe.sh <<EOF
+#! /bin/sh
+#
+# Wrapper around swtpm_cuse which makes it easier to invoke
+# the right binary. Has to be run as root with TPM_PATH set
+# to a directory initialized as virtual TPM by swtpm_setup_oe.sh.
+
+PATH="${bindir}:${base_bindir}:${sbindir}:${base_sbindir}:\$PATH"
+export PATH
+
+exec swtpm_cuse "\$@"
+EOF
+
+    chmod a+rx ${WORKDIR}/*.sh
+}
+
+addtask do_create_wrapper before do_build after do_prepare_recipe_sysroot