On Thu, Jun 11, 2020 at 7:02 AM Petr Lautrbach <plautrba@xxxxxxxxxx> wrote: > > On Tue, Jun 02, 2020 at 02:18:56PM -0500, bill.c.roberts@xxxxxxxxx wrote: > > From: William Roberts <william.c.roberts@xxxxxxxxx> > > > > The current Travis CI runs the userspace tooling and libraries against > > policy files, but cannot test against an SELinux enabled kernel. Thus, > > some tests are not being done in the CI. Travis, unfortunately only > > provides Ubuntu images, so in order to run against a modern distro with > > SELinux in enforcing mode, we need to launch a KVM with something like > > Fedora. > > > > This patch enables this support by launching a Fedora32 Cloud Image with > > the SELinux userspace library passed on from the Travis clone, it then > > builds and replaces the current SELinux bits on the Fedora32 image and > > runs the SELinux testsuite. > > > > The cloud image run can be controlled with the TRAVIS env variable: > > TRAVIS_CLOUD_IMAGE_VERSION. That variable takes the major and minor > > version numbers in a colon delimited string, eg: "32:1.6". > > > > Signed-off-by: William Roberts <william.c.roberts@xxxxxxxxx> > > I pushed all Acked bugs to my fork's branch 3.1-rc2 and the travis jobs failed: > > https://travis-ci.org/github/bachradsusi/SELinuxProject-selinux/jobs/697177370 > > ~~~ > # > # Great we have a host running, ssh into it. We specify -o so > # we don't get blocked on asking to add the servers key to > # our known_hosts. > # > ssh -tt -o StrictHostKeyChecking=no -o LogLevel=QUIET "root@$ipaddy" "/root/selinux/$TEST_RUNNER" > bash: /root/selinux/scripts/ci/fedora-test-runner.sh: No such file or directory > The command "scripts/ci/travis-kvm-setup.sh" exited with 127. > > Done. Your build exited with 1. > ~~~ > > > > --- > > .travis.yml | 8 ++ > > scripts/ci/README.md | 8 ++ > > scripts/ci/fedora-test-runner.sh | 87 +++++++++++++++++++++ > > scripts/ci/travis-kvm-setup.sh | 125 +++++++++++++++++++++++++++++++ > > 4 files changed, 228 insertions(+) > > create mode 100644 scripts/ci/README.md > > create mode 100755 scripts/ci/fedora-test-runner.sh > > create mode 100755 scripts/ci/travis-kvm-setup.sh > > > > diff --git a/.travis.yml b/.travis.yml > > index c36e721a5e1d..bd3c98420c24 100644 > > --- a/.travis.yml > > +++ b/.travis.yml > > @@ -34,6 +34,14 @@ matrix: > > env: PYVER=python3.8 RUBYLIBVER=2.7 LINKER=gold > > - compiler: clang > > env: PYVER=python3.8 RUBYLIBVER=2.7 LINKER=bfd > > + include: > > + - compiler: gcc > > + env: TRAVIS_RUN_KVM=true TRAVIS_CLOUD_IMAGE_VERSION="32:1.6" > > + install: > > + - skip > > + before_script: > > + - skip > > + script: scripts/ci/travis-kvm-setup.sh > > > > # Use Travis-CI Ubuntu 18.04 Bionic Beaver, "full image" variant > > sudo: required > > diff --git a/scripts/ci/README.md b/scripts/ci/README.md > > new file mode 100644 > > index 000000000000..04a134a438c2 > > --- /dev/null > > +++ b/scripts/ci/README.md > > @@ -0,0 +1,8 @@ > > +# Continuous Integration Scripts > > + > > +The scripts under `scripts/ci` are designed specifically > > +for the Travis CI system. While nothing prevents you > > +from mimicking that environment and using them locally, > > +they are not applicable for general consumption. Any > > +thing in this directory should never be considered as > > +a stable API. > > diff --git a/scripts/ci/fedora-test-runner.sh b/scripts/ci/fedora-test-runner.sh > > new file mode 100755 > > index 000000000000..0927ed5dad8f > > --- /dev/null > > +++ b/scripts/ci/fedora-test-runner.sh > > @@ -0,0 +1,87 @@ > > +#!/usr/bin/env bash > > + > > +set -ev > > + > > +# CI Debug output if things go squirrely. > > +getenforce > > +id -Z > > +nproc > > +pwd > > + > > +# Turn off enforcing for the setup to prevent any weirdness from breaking > > +# the CI. > > +setenforce 0 > > + > > +dnf clean all -y > > +dnf install -y \ > > + --allowerasing \ > > + --skip-broken \ > > + git \ > > + audit-libs-devel \ > > + bison \ > > + bzip2-devel \ > > + CUnit-devel \ > > + diffutils \ > > + flex \ > > + gcc \ > > + gettext \ > > + glib2-devel \ > > + make \ > > + libcap-devel \ > > + libcap-ng-devel \ > > + pam-devel \ > > + pcre-devel \ > > + xmlto \ > > + python3-devel \ > > + ruby-devel \ > > + swig \ > > + perl-Test \ > > + perl-Test-Harness \ > > + perl-Test-Simple \ > > + selinux-policy-devel \ > > + gcc \ > > + libselinux-devel \ > > + net-tools \ > > + netlabel_tools \ > > + iptables \ > > + lksctp-tools-devel \ > > + attr \ > > + libbpf-devel \ > > + keyutils-libs-devel \ > > + kernel-devel \ > > + quota \ > > + xfsprogs-devel \ > > + libuuid-devel \ > > + kernel-devel-"$(uname -r)" \ > > + kernel-modules-"$(uname -r)" > > + > > +# > > +# Move to selinux code and build > > +# > > +cd "$HOME/selinux" > > + > > +# Show HEAD commit for sanity checking > > +git log -1 > > + > > +# > > +# Build and replace userspace components > > +# > > +make -j"$(nproc)" LIBDIR=/usr/lib64 SHLIBDIR=/lib64 install > > +make -j"$(nproc)" LIBDIR=/usr/lib64 SHLIBDIR=/lib64 install-pywrap > > +make -j"$(nproc)" LIBDIR=/usr/lib64 SHLIBDIR=/lib64 relabel > > + > > +# > > +# Get the selinux testsuite, but don't clone it in $HOME/selinux, move to $HOME > > +# first. > > +# > > +cd "$HOME" > > +git clone --depth=1 https://github.com/SELinuxProject/selinux-testsuite.git > > +cd selinux-testsuite > > + > > +# The testsuite must be run in enforcing mode > > +setenforce 1 > > + > > +# > > +# Run the test suite > > +# > > +make test > > diff --git a/scripts/ci/travis-kvm-setup.sh b/scripts/ci/travis-kvm-setup.sh > > new file mode 100755 > > index 000000000000..864dbac96a46 > > --- /dev/null > > +++ b/scripts/ci/travis-kvm-setup.sh > > @@ -0,0 +1,125 @@ > > +#!/usr/bin/env bash > > + > > +set -ev > > + > > +TEST_RUNNER="scripts/ci/fedora-test-runner.sh" > > + > > +# > > +# Variables for controlling the Fedora Image version and download URLs. > > +# > > +MAJOR_VERSION="32" > > +MINOR_VERSION="1.6" > > + > > +BASE_URL="https://download.fedoraproject.org/pub/fedora/linux/releases"; > > +IMAGE_BASE_NAME="Fedora-Cloud-Base-$MAJOR_VERSION-$MINOR_VERSION.x86_64" > > +IMAGE_URL="$BASE_URL/$MAJOR_VERSION/Cloud/x86_64/images/$IMAGE_BASE_NAME.raw.xz" > > +CHECK_URL="$BASE_URL/$MAJOR_VERSION/Cloud/x86_64/images/Fedora-Cloud-$MAJOR_VERSION-$MINOR_VERSION-x86_64-CHECKSUM" > > +GPG_URL="https://getfedora.org/static/fedora.gpg"; > > + > > +# > > +# Travis gives us 7.5GB of RAM and two cores: > > +# https://docs.travis-ci.com/user/reference/overview/ > > +# > > +MEMORY=4096 > > +VCPUS="$(nproc)" > > + > > +# Install these here so other builds don't have to wait on these deps to download and install > > +sudo apt-get install qemu-kvm libvirt-bin virtinst bridge-utils cpu-checker libguestfs-tools > > + > > +sudo usermod -a -G kvm,libvirt,libvirt-qemu "$USER" > > + > > +# Verify that KVM is working, useful if Travis ever changes anything. > > +kvm-ok > > + > > +sudo systemctl enable libvirtd > > +sudo systemctl start libvirtd > > + > > +# Set up a key so we can ssh into the VM > > +ssh-keygen -N "" -f "$HOME/.ssh/id_rsa" > > + > > +# > > +# Get the Fedora Cloud Image, It is a base image that small and ready to go, extract it and modify it with virt-sysprep > > +# - https://alt.fedoraproject.org/en/verify.html > > +cd "$HOME" > > +wget "$IMAGE_URL" > > + > > +# Verify the image > > +curl "$GPG_URL" | gpg --import > > +wget "$CHECK_URL" > > +gpg --verify-files ./*-CHECKSUM > > +sha256sum --ignore-missing -c ./*-CHECKSUM > > + > > +# Extract the image > > +unxz -T0 "$IMAGE_BASE_NAME.raw.xz" > > + > > +# Search is needed for $HOME so virt service can access the image file. > > +chmod a+x "$HOME" > > + > > +# > > +# Modify the virtual image to: > > +# - Enable a login, we just use root > > +# - Enable passwordless login > > +# - Force a relabel to fix labels on ssh keys > > +# > > +sudo virt-sysprep -a "$IMAGE_BASE_NAME.raw" \ > > + --root-password password:123456 \ > > + --hostname fedoravm \ > > + --append-line '/etc/ssh/sshd_config:PermitRootLogin yes' \ > > + --append-line '/etc/ssh/sshd_config:PubkeyAuthentication yes' \ > > + --mkdir /root/.ssh \ > > + --upload "$HOME/.ssh/id_rsa.pub:/root/.ssh/authorized_keys" \ > > + --chmod '0600:/root/.ssh/authorized_keys' \ > > + --run-command 'chown root:root /root/.ssh/authorized_keys' \ > > + --copy-in "$TRAVIS_BUILD_DIR:/root" \ > > + --network \ > > + --selinux-relabel > > + > > +# > > +# Now we create a domain by using virt-install. This not only creates the domain, but runs the VM as well > > +# It should be ready to go for ssh, once ssh starts. > > +# > > +sudo virt-install \ > > + --name fedoravm \ > > + --memory $MEMORY \ > > + --vcpus $VCPUS \ > > + --disk "$IMAGE_BASE_NAME.raw" \ > > + --import --noautoconsole > > + > > +# > > +# Here comes the tricky part, we have to figure out when the VM comes up AND we need the ip address for ssh. So we > > +# can check the net-dhcp leases, for our host. We have to poll, and we will poll for up to 3 minutes in 6 second > > +# intervals, so 30 poll attempts (0-29 inclusive). > > +# > > +# We have a full reboot + relabel, so first sleep gets us close > > +# > > +sleep 30 > > +for i in $(seq 0 29); do > > + echo "loop $i" > > + sleep 6s > > + # Get the leases, but tee it so it's easier to debug > > + sudo virsh net-dhcp-leases default | tee dhcp-leases.txt > > + > > + # get our ipaddress > > + ipaddy="$(grep fedoravm dhcp-leases.txt | awk '{print $5}' | cut -d'/' -f 1-1)" > > + if [ -n "$ipaddy" ]; then > > + # found it, we're done looking, print it for debug logs > > + echo "ipaddy: $ipaddy" > > + break > > + fi > > + # it's empty/not found, loop back and try again. > > +done > > + > > +# Did we find it? If not die. > > +if [ -z "$ipaddy" ]; then > > + echo "ipaddy zero length, exiting with error 1" > > + exit 1 > > +fi > > + > > +# > > +# Great we have a host running, ssh into it. We specify -o so > > +# we don't get blocked on asking to add the servers key to > > +# our known_hosts. > > +# > > +ssh -tt -o StrictHostKeyChecking=no -o LogLevel=QUIET "root@$ipaddy" "/root/selinux/$TEST_RUNNER" > > + > > +exit 0 Well that's a new one. Let me look into it, feel free to drop it from the RC if you need to. Do me a favor, could you restart that build just to see if it reproduces again?
