oeqa/selftest: add test for debuginfod

Add a new selftest to exercise the debuginfod support, by starting a
debuginfod on DEPLOY_DIR and verifying that an image can fetch the
symbols for a binary.

(From OE-Core rev: d035fd394fd2747ab4b75867af6123f3efb1990f)

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/selftest/cases/debuginfod.py

@@ -0,0 +1,44 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+import os
+import socketserver
+import subprocess
+
+from oeqa.selftest.case import OESelftestTestCase
+from oeqa.utils.commands import bitbake, get_bb_var, runqemu
+
+class Debuginfod(OESelftestTestCase):
+    def test_debuginfod(self):
+        self.write_config("""
+DISTRO_FEATURES:append = " debuginfod"
+CORE_IMAGE_EXTRA_INSTALL += "elfutils"
+        """)
+        bitbake("core-image-minimal elfutils-native:do_addto_recipe_sysroot")
+
+        native_sysroot = get_bb_var("RECIPE_SYSROOT_NATIVE", "elfutils-native")
+        cmd = [os.path.join(native_sysroot, "usr", "bin", "debuginfod"), "--verbose", get_bb_var("DEPLOY_DIR")]
+        for format in get_bb_var("PACKAGE_CLASSES").split():
+            if format == "package_deb":
+                cmd.append("--scan-deb-dir")
+            elif format == "package_ipk":
+                cmd.append("--scan-deb-dir")
+            elif format == "package_rpm":
+                cmd.append("--scan-rpm-dir")
+        # Find a free port
+        with socketserver.TCPServer(("localhost", 0), None) as s:
+            port = s.server_address[1]
+            cmd.append("--port=%d" % port)
+
+        try:
+            debuginfod = subprocess.Popen(cmd)
+
+            with runqemu("core-image-minimal", runqemuparams="nographic") as qemu:
+                cmd = "DEBUGINFOD_URLS=http://%s:%d/ debuginfod-find debuginfo /usr/bin/debuginfod" % (qemu.server_ip, port)
+                status, output = qemu.run_serial(cmd)
+                # This should be more comprehensive
+                self.assertIn("/.cache/debuginfod_client/", output)
+        finally:
+            debuginfod.kill()