lxc-helpers/lxc-helpers-lib-test.sh

#!/usr/bin/env bash
# SPDX-License-Identifier: MIT

source $(dirname $0)/lxc-helpers-lib.sh

function test_destroy() {
    local name="$1"

    lxc_maybe_sudo
    lxc_container_stop $name
    lxc_container_destroy $name
}

function test_lxc_config() {
    lxc_container_config $LXC_CONTAINER_CONFIG_ALL | tee -a $TMP_DIR/config
    local funcs=${@:-$(set | sed -n -e 's/^lxc_container_config_\([0-9a-z_]*\) .*/\1/p')}
    for func in $funcs ; do
	grep --quiet "include $func" $TMP_DIR/config
    done
}

function test_lxc_helpers_mount_teardown() {
    test_destroy lxc_helpers_mount
}

function test_lxc_helpers_mount() {
    local name=lxc_helpers_mount

    test_lxc_helpers_mount_teardown

    lxc_container_create $name

    lxc_container_mount $name $TMP_DIR
    lxc_container_mount $name $TMP_DIR # do it twice to make sure it is idempotent
    test $($LXC_SUDO grep --count $TMP_DIR $(lxc_config $name)) = 1

    lxc_container_start $name
    touch $TMP_DIR/lxc_helper_test.stone
    $LXC_SUDO lxc-attach --name $name -- test -f $TMP_DIR/lxc_helper_test.stone

    test_lxc_helpers_mount_teardown
}

function test_lxc_helpers_id_teardown() {
    LXC_CONTAINER_CONFIG=$LXC_CONTAINER_CONFIG_DEFAULT
    test_destroy lxc_helpers_id
}

function test_lxc_helpers_id() {
    local name=lxc_helpers_id

    test_lxc_helpers_id_teardown
    LXC_CONTAINER_CONFIG=unprivileged

    lxc_container_create $name

    lxc_container_start $name
    lxc_container_user_install $name 1000 debian
    ( echo '#!/bin/bash' ; echo id ) | $LXC_SUDO tee $(lxc_root $name)/usr/local/bin/script.sh
    lxc_container_run_script_as $name debian /usr/local/bin/script.sh | tee $TMP_DIR/script.output
    grep debian $TMP_DIR/script.output

    test_lxc_helpers_id_teardown
}

function test_lxc_helpers_release() {
    local name=$(lxc_template_release)

    lxc_maybe_sudo
    lxc_container_destroy $name

    lxc_build_template_release

    lxc_container_start $name
    $LXC_SUDO lxc-attach --name $name -- which python3
    lxc_container_stop $name
}

function test_lxc_helpers_docker_teardown() {
    LXC_CONTAINER_CONFIG=$LXC_CONTAINER_CONFIG_DEFAULT
    test_destroy lxc_helpers_docker
}

function test_lxc_helpers_docker() {
    local name=lxc_helpers_docker

    test_lxc_helpers_docker_teardown
    LXC_CONTAINER_CONFIG=docker

    lxc_container_create $name

    lxc_container_start $name
    lxc_install_docker $name
    lxc_container_user_install $name 1000 debian
    lxc_apt_install $name iputils-ping

    (
	cat <<'EOF'
#!/bin/bash

set -ex

docker info
docker run -d --name testcontainer debian:bookworm sleep 200000

ipv6=$(docker inspect -f "{{range .NetworkSettings.Networks}}{{.GlobalIPv6Address}}{{end}}" testcontainer)
ping -w 5 -c 1 -6 $ipv6

ipv4=$(docker inspect -f "{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}" testcontainer)
ping -w 1 -c 1 -4 $ipv4

echo SUCCESS
EOF
    ) | $LXC_SUDO tee $(lxc_root $name)/usr/local/bin/script.sh
    lxc_container_run_script_as $name debian /usr/local/bin/script.sh | tee $TMP_DIR/script.output
    grep 'SUCCESS' $TMP_DIR/script.output

    test_lxc_helpers_docker_teardown
}

function test_lxc_helpers_libvirt_teardown() {
    LXC_CONTAINER_CONFIG=$LXC_CONTAINER_CONFIG_DEFAULT
    test_destroy lxc_helpers_libvirt
}

function test_lxc_helpers_libvirt() {
    local name=lxc_helpers_libvirt

    test_lxc_helpers_libvirt_teardown
    LXC_CONTAINER_CONFIG=libvirt

    lxc_container_create $name

    lxc_container_start $name
    lxc_apt_install $name libvirt-daemon-system
    lxc_container_user_install $name 1000 debian

    ( echo '#!/bin/bash' ; echo '< /dev/kvm' ; echo 'id' ) | $LXC_SUDO tee $(lxc_root $name)/usr/local/bin/script.sh
    lxc_container_run_script_as $name debian /usr/local/bin/script.sh | tee $TMP_DIR/script.output
    grep --quiet '(kvm)' $TMP_DIR/script.output
    grep --quiet '(libvirt)' $TMP_DIR/script.output

    test_lxc_helpers_libvirt_teardown
}

function test_lxc_helpers_lxc_teardown() {
    LXC_CONTAINER_CONFIG=$LXC_CONTAINER_CONFIG_DEFAULT
    test_destroy lxc_helpers_lxc
}

function test_lxc_helpers_lxc() {
    local name=lxc_helpers_lxc

    test_lxc_helpers_lxc_teardown
    LXC_CONTAINER_CONFIG=lxc

    lxc_container_create $name

    lxc_container_start $name
    local prefix=10.250.100 prefixv6=fc01
    lxc_install_lxc $name $prefix $prefixv6
    $LXC_SUDO lxc-attach --name $name -- systemctl is-active --quiet lxc-net
    $LXC_SUDO lxc-attach --name $name -- apt-get install -qq -y iputils-ping
    $LXC_SUDO lxc-attach --name $name -- ping -w 1 -c 1 -4 $prefix.1
    $LXC_SUDO lxc-attach --name $name -- ping -w 1 -c 1 -6 $prefixv6::216:3eff:fe00:1

    test_lxc_helpers_lxc_teardown
}

function test_lxc_helpers_k8s_teardown() {
    LXC_CONTAINER_CONFIG=$LXC_CONTAINER_CONFIG_DEFAULT
    test_destroy lxc_helpers_k8s
}

function test_lxc_helpers_k8s() {
    local name=lxc_helpers_k8s

    test_lxc_helpers_k8s_teardown
    LXC_CONTAINER_CONFIG=k8s

    lxc_container_create $name

    lxc_container_start $name
    lxc_apt_install $name curl
    cat <<EOF | $LXC_SUDO tee $(lxc_root $name)/usr/local/bin/script.sh
#!/bin/bash
set -xe
export KUBECONFIG=/etc/rancher/k3s/k3s.yaml

curl -sfL https://get.k3s.io | K3S_KUBECONFIG_MODE=0644 sh -
systemctl is-active --quiet k3s

curl -fsSL https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash -
helm version

k3s kubectl get nodes

helm show chart oci://codeberg.org/forgejo-contrib/forgejo

helm install forgejo oci://codeberg.org/forgejo-contrib/forgejo \
  --set persistence.size=1Gi --set postgresql.primary.persistence.size=1Gi \
  --set service.http.type="LoadBalancer" --debug --atomic --wait \
  --debug --timeout 10m

kubectl get service

kubectl --namespace default port-forward svc/forgejo-http 3000:3000 & disown

curl -X 'GET' \
  -H 'Accept: application/json' \
  'http://localhost:3000/api/v1/version'

echo "SUCCESS"

EOF
    lxc_container_run_script $name /usr/local/bin/script.sh | tee $TMP_DIR/script.output
    grep --quiet 'SUCCESS' $TMP_DIR/script.output

    test_lxc_helpers_k8s_teardown
}