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kata-deploy: configure multiple runtimes with containerd

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Fixes: #504

Signed-off-by: Eric Ernst <eric.ernst@intel.com>
This commit is contained in:
Eric Ernst
2019-05-10 13:34:08 -07:00
parent beea7d9f64
commit ef00bb023a
1 changed files with 52 additions and 23 deletions
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75
kata-deploy/scripts/kata-deploy.sh
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@@ -13,9 +13,12 @@ crio_conf_file_backup="${crio_conf_file}.bak"
containerd_conf_file="/etc/containerd/config.toml"
containerd_conf_file_backup="${containerd_conf_file}.bak"
shim_binary="containerd-shim-kata-v2"
shim_file="/usr/local/bin/${shim_binary}"
shim_backup="/usr/local/bin/${shim_binary}.bak"
shims=(
"qemu"
"nemu"
"fc"
)
# If we fail for any reason a message will be displayed
die() {
msg="$*"
@@ -131,29 +134,46 @@ function configure_containerd() {
[plugins.cri.containerd]
[plugins.cri.containerd.runtimes.kata]
runtime_type = "io.containerd.kata.v2"
[plugins.cri.containerd.runtimes.kata.options]
ConfigPath = "/opt/kata/share/defaults/kata-containers/configuration.toml"
[plugins.cri.containerd.runtimes.kata-fc]
runtime_type = "io.containerd.kata-fc.v2"
[plugins.cri.containerd.runtimes.kata-fc.options]
ConfigPath = "/opt/kata/share/defaults/kata-containers/configuration-fc.toml"
[plugins.cri.containerd.runtimes.kata-qemu]
runtime_type = "io.containerd.kata-qemu.v2"
[plugins.cri.containerd.runtimes.kata-qemu.options]
ConfigPath = "/opt/kata/share/defaults/kata-containers/configuration-qemu.toml"
[plugins.cri.containerd.runtimes.kata-nemu]
runtime_type = "io.containerd.kata-nemu.v2"
[plugins.cri.containerd.runtimes.kata-nemu.options]
ConfigPath = "/opt/kata/share/defaults/kata-containers/configuration-nemu.toml"
EOT
#Currently containerd has an assumption on the location of the shimv2 implementation
#Until support is added (see https://github.com/containerd/containerd/issues/3073),
#create a link in /usr/local/bin/ to the v2-shim implementation in /opt/kata/bin.
if [ -f ${shim_file} ]; then
echo "warning: ${shim_binary} already exists" >&2
if [ ! -f ${shim_backup} ]; then
mv ${shim_file} ${shim_backup}
else
rm ${shim_file}
fi
fi
#create a link in /usr/local/bin/ to the v2-shim implementation in /opt/kata/bin.
mkdir -p /usr/local/bin
cat << EOT | tee "$shim_file"
#!/bin/bash
KATA_CONF_FILE=/opt/kata/share/defaults/kata-containers/configuration.toml /opt/kata/bin/${shim_binary} \$@
EOT
chmod +x $shim_file
for shim in ${shims[@]}; do
local shim_binary="containerd-shim-kata-${shim}-v2"
local shim_file="/usr/local/bin/${shim_binary}"
local shim_backup="/usr/local/bin/${shim_binary}.bak"
if [ -f ${shim_file} ]; then
echo "warning: ${shim_binary} already exists" >&2
if [ ! -f ${shim_backup} ]; then
mv ${shim_file} ${shim_backup}
else
rm ${shim_file}
fi
fi
cat << EOT | tee "$shim_file"
#!/bin/bash
KATA_CONF_FILE=/opt/kata/share/defaults/kata-containers/configuration-${shim}.toml /opt/kata/bin/containerd-shim-kata-v2 \$@
EOT
chmod +x $shim_file
done
}
function remove_artifacts() {
@@ -186,10 +206,19 @@ function cleanup_containerd() {
#Currently containerd has an assumption on the location of the shimv2 implementation
#Until support is added (see https://github.com/containerd/containerd/issues/3073), we manage
# a symlink to the v2-shim implementation
if [ -f "$shim_backup" ]; then
mv "$shim_backup" "$shim_file"
fi
# a reference to the v2-shim implementation
for shim in ${shims[@]}; do
local shim_binary="containerd-shim-kata-${shim}-v2"
local shim_file="/usr/local/bin/${shim_binary}"
local shim_backup="/usr/local/bin/${shim_binary}.bak"
rm ${shim_file} || true
if [ -f ${shim_backup} ]; then
mv "$shim_backup" "$shim_file"
fi
done
}