131 lines
4.1 KiB
Bash
Executable File
131 lines
4.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# SPDX-License-Identifier: MIT
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set -ev
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TEST_RUNNER="scripts/ci/fedora-test-runner.sh"
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#
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# Variables for controlling the Fedora Image version and download URLs.
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#
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if [ -z "$FEDORA_MAJOR" ] || [ -z "$FEDORA_MINOR" ]; then
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echo "$0: FEDORA_MAJOR and FEDORA_MINOR must be set!" 1>&2
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exit 1
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fi
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BASE_URL="https://download.fedoraproject.org/pub/fedora/linux/releases"
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IMAGE_BASE_NAME="Fedora-Cloud-Base-$FEDORA_MAJOR-$FEDORA_MINOR.x86_64"
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IMAGE_URL="$BASE_URL/$FEDORA_MAJOR/Cloud/x86_64/images/$IMAGE_BASE_NAME.raw.xz"
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CHECK_URL="$BASE_URL/$FEDORA_MAJOR/Cloud/x86_64/images/Fedora-Cloud-$FEDORA_MAJOR-$FEDORA_MINOR-x86_64-CHECKSUM"
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GPG_URL="https://getfedora.org/static/fedora.gpg"
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#
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# Travis gives us 7.5GB of RAM and two cores:
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# https://docs.travis-ci.com/user/reference/overview/
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#
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MEMORY=4096
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VCPUS="$(nproc)"
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# Install these here so other builds don't have to wait on these deps to download and install
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sudo apt-get update
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sudo apt-get install qemu-kvm libvirt-bin virtinst bridge-utils cpu-checker libguestfs-tools
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sudo usermod -a -G kvm,libvirt,libvirt-qemu "$USER"
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# Verify that KVM is working, useful if Travis ever changes anything.
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kvm-ok
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sudo systemctl enable libvirtd
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sudo systemctl start libvirtd
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# Set up a key so we can ssh into the VM
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ssh-keygen -N "" -f "$HOME/.ssh/id_rsa"
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#
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# Get the Fedora Cloud Image, It is a base image that small and ready to go, extract it and modify it with virt-sysprep
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# - https://alt.fedoraproject.org/en/verify.html
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cd "$HOME"
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wget "$IMAGE_URL"
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# Verify the image
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curl "$GPG_URL" | gpg --import
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wget "$CHECK_URL"
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gpg --verify-files ./*-CHECKSUM
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sha256sum --ignore-missing -c ./*-CHECKSUM
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# Extract the image
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unxz -T0 "$IMAGE_BASE_NAME.raw.xz"
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# Search is needed for $HOME so virt service can access the image file.
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chmod a+x "$HOME"
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#
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# Modify the virtual image to:
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# - Enable a login, we just use root
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# - Enable passwordless login
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# - Force a relabel to fix labels on ssh keys
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#
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sudo virt-sysprep -a "$IMAGE_BASE_NAME.raw" \
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--root-password password:123456 \
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--hostname fedoravm \
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--append-line '/etc/ssh/sshd_config:PermitRootLogin yes' \
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--append-line '/etc/ssh/sshd_config:PubkeyAuthentication yes' \
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--mkdir /root/.ssh \
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--upload "$HOME/.ssh/id_rsa.pub:/root/.ssh/authorized_keys" \
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--chmod '0600:/root/.ssh/authorized_keys' \
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--run-command 'chown root:root /root/.ssh/authorized_keys' \
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--copy-in "$TRAVIS_BUILD_DIR:/root" \
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--network \
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--selinux-relabel
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#
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# Now we create a domain by using virt-install. This not only creates the domain, but runs the VM as well
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# It should be ready to go for ssh, once ssh starts.
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#
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sudo virt-install \
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--name fedoravm \
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--memory $MEMORY \
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--vcpus $VCPUS \
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--disk "$IMAGE_BASE_NAME.raw" \
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--import --noautoconsole
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#
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# 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
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# 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
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# intervals, so 30 poll attempts (0-29 inclusive).
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#
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# We have a full reboot + relabel, so first sleep gets us close
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#
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sleep 30
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for i in $(seq 0 29); do
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echo "loop $i"
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sleep 6s
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# Get the leases, but tee it so it's easier to debug
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sudo virsh net-dhcp-leases default | tee dhcp-leases.txt
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# get our ipaddress
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ipaddy="$(grep fedoravm dhcp-leases.txt | awk '{print $5}' | cut -d'/' -f 1-1)"
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if [ -n "$ipaddy" ]; then
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# found it, we're done looking, print it for debug logs
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echo "ipaddy: $ipaddy"
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break
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fi
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# it's empty/not found, loop back and try again.
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done
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# Did we find it? If not die.
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if [ -z "$ipaddy" ]; then
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echo "ipaddy zero length, exiting with error 1"
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exit 1
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fi
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#
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# Great we have a host running, ssh into it. We specify -o so
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# we don't get blocked on asking to add the servers key to
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# our known_hosts. Also, we need to forward the project directory
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# so forks know where to go.
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#
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project_dir="$(basename "$TRAVIS_BUILD_DIR")"
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ssh -tt -o StrictHostKeyChecking=no -o LogLevel=QUIET "root@$ipaddy" "SELINUX_DIR=/root/$project_dir /root/$project_dir/$TEST_RUNNER"
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exit 0
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