tests: Add a lorax boot.iso test

This builds a boot.iso in the vm, copies it out, and boots it.
The tests that run inside the boot.iso
(/tests/lorax/test_boot_bootiso.sh) cannot use beakerlib so it needs to
be a simple shell script returning 1 on failure along with a descriptive
message.

test/check-lorax

@@ -0,0 +1,57 @@
+#!/usr/bin/python3
+
+
+import tempfile
+import composertest
+
+
+class LoraxTestCase(composertest.ComposerTestCase):
+    def setUp(self):
+        self.setUpTestMachine()
+
+        # Upload the contents of the ./tests/ directory to the machine (it must have beakerlib already installed)
+        self.machine.upload(["../tests"], "/")
+
+    def tearDown(self):
+        super().tearDownTestMachine()
+
+    def runLoraxTest(self, script):
+        extra_env = []
+        if self.sit:
+            extra_env.append("COMPOSER_TEST_FAIL_FAST=1")
+
+        r = self.execute(["TEST=" + self.id(),
+                          *extra_env,
+                          "/tests/test_lorax.sh", script])
+        self.assertEqual(r.returncode, 0)
+
+    def runShellTest(self, script):
+        """Run a shell script directly, without the beakerlib wrapper"""
+        extra_env = []
+        r = self.execute(["TEST=" + self.id(),
+                          *extra_env,
+                          script])
+        self.assertEqual(r.returncode, 0)
+
+
+class TestLorax(LoraxTestCase):
+    def test_boot_iso(self):
+        self.runLoraxTest("/tests/lorax/test_build_bootiso.sh")
+
+        with tempfile.TemporaryDirectory(prefix="/var/tmp/lorax-test.") as tmpdir:
+            # Copy the resulting iso and shut down the VM
+            self.tearDownVirt(virt_dir="/var/tmp/test-results/*", local_dir=tmpdir)
+
+            # Boot the image, login with ssh (no key needed)
+            self.setUpTestMachine(tmpdir + "/images/boot.iso")
+
+            # Upload the contents of the ./tests/ directory to the machine
+            self.machine.upload(["../tests"], "/")
+
+            # Run the test on the booted image
+            # NOTE: The boot.iso cannot run beakerlib so this test is called directly
+            self.runShellTest("/tests/lorax/test_boot_bootiso.sh")
+
+
+if __name__ == '__main__':
+    composertest.main()

test/run

@@ -11,6 +11,8 @@ if [ -n "$TEST_SCENARIO" ]; then
     test/check-cli TestQcow2
   elif [ "$TEST_SCENARIO" == "tar" ]; then
     test/check-cli TestTar
+  elif [ "$TEST_SCENARIO" == "lorax" ]; then
+    test/check-lorax TestLorax
   else
     test/check-cloud TestCloud.test_$TEST_SCENARIO
   fi

tests/lorax/lib/lib.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+# lorax specific functions
+
+. "$(dirname $0)/../cli/lib/lib.sh"

tests/lorax/test_boot_bootiso.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+# Note: execute this file from inside the booted boot.iso
+# We cannot use beakerlib because the boot.iso is missing some of the executables it depends on
+#
+
+#####
+#
+# Test a booted boot.iso
+#
+#####
+
+set -e
+
+if ! grep anaconda /root/lorax-packages.log; then
+    echo "ERROR: anaconda not included in boot.iso package list"
+    exit 1
+fi

tests/lorax/test_build_bootiso.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+# Note: execute this file from the project root directory
+
+#####
+#
+# Builds a boot.iso with lorax
+#
+#####
+
+set -e
+
+. /usr/share/beakerlib/beakerlib.sh
+. "$(dirname $0)/lib/lib.sh"
+
+CLI="${CLI:-./src/sbin/lorax}"
+
+# Make up a name (slightly unsafe), should not exist before running lorax so use -u
+rlJournalStart
+    rlPhaseStartTest "Build lorax boot.iso"
+        rlAssertEquals "SELinux operates in enforcing mode" "$(getenforce)" "Enforcing"
+        lorax -p Fedora-Lorax-Test -v "$RELEASE" -r "$RELEASE" \
+              --repo /etc/yum.repos.d/fedora.repo \
+              --sharedir "$SHARE_DIR" /var/tmp/test-results/
+        rlAssertEquals "exit code should be zero" $? 0
+        IMAGE="/var/tmp/test-results/images/boot.iso"
+        rlAssertExists "$IMAGE"
+    rlPhaseEnd
+rlJournalEnd
+rlJournalPrintText

tests/test_lorax.sh

@@ -0,0 +1,86 @@
+#!/bin/bash
+# Note: execute this file from the project root directory
+#
+# Test building a boot.iso using lorax
+
+set -eu
+
+BEAKERLIB_DIR=$(mktemp -d /tmp/lorax-test.XXXXXX)
+CLI="${CLI:-}"
+export BEAKERLIB_DIR
+source /usr/share/beakerlib/beakerlib.sh
+
+RELEASE=$(awk -F: '{ print $5 }' /etc/system-release-cpe)
+export RELEASE
+
+function setup_tests {
+    local share_dir=$1
+
+    # Make the boot.iso boot more quickly (isolinux.cfg)
+    for cfg in "$share_dir"/templates.d/99-generic/config_files/*/isolinux.cfg; do
+        sed -i.orig 's/^timeout.*/timeout 20/' "$cfg"
+        sed -i 's/quiet$/inst.sshd=1 console=ttyS0,115200n8/' "$cfg"
+    done
+
+    # Make the boot.iso boot more quickly (grub.conf)
+    for cfg in "$share_dir"/templates.d/99-generic/config_files/*/grub.conf; do
+        sed -i.orig 's/^timeout.*/timeout 2/' "$cfg"
+        sed -i 's/quiet$/inst.sshd=1 console=ttyS0,115200n8/' "$cfg"
+    done
+
+    # Make the boot.iso boot more quickly (grub2-efi.cfg)
+    for cfg in "$share_dir"/templates.d/99-generic/config_files/*/grub2-efi.cfg; do
+        sed -i.orig 's/^set timeout.*/set timeout=2/' "$cfg"
+        sed -i 's/\(.*linux .* ro$\)/\1 inst.sshd=1 console=ttyS0,115200n8/' "$cfg"
+    done
+
+}
+
+function teardown_tests {
+    local share_dir=$1
+
+    # Restore all the configuration files
+    for cfg in "$share_dir"/templates.d/99-generic/config_files/*/*.orig; do
+        mv "$cfg" "${cfg%%.orig}"
+    done
+}
+
+SHARE_DIR=$(mktemp -d '/tmp/lorax-share.XXXXX')
+export SHARE_DIR
+if [ -z "$CLI" ]; then
+    cp -R /usr/share/lorax/* "$SHARE_DIR"
+else
+    top_srcdir=$(pwd)
+    export top_srcdir
+    source ./tests/testenv.sh
+    cp -R ./share/* "$SHARE_DIR"
+fi
+chmod a+rx -R "$SHARE_DIR"
+setup_tests "$SHARE_DIR"
+
+export BEAKERLIB_JOURNAL=0
+
+if [ -z "$*" ]; then
+    # Run all the lorax tests
+    for t in ./tests/lorax/test_*sh; do
+        $t
+    done
+else
+    # execute other tests which need more adjustments in the calling environment
+    # or can't be executed inside Travis CI
+    for TEST in "$@"; do
+        $TEST
+    done
+fi
+
+
+teardown_tests "$SHARE_DIR"
+
+source "$BEAKERLIB_DIR/TestResults"
+
+if [ $TESTRESULT_RESULT_ECODE != 0 ]; then
+  echo "Test failed. Leaving log in $BEAKERLIB_DIR"
+  exit $TESTRESULT_RESULT_ECODE
+fi
+
+rm -rf "$BEAKERLIB_DIR"