diff options
| -rwxr-xr-x | hack/podman-socat | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/hack/podman-socat b/hack/podman-socat new file mode 100755 index 000000000..7bc571816 --- /dev/null +++ b/hack/podman-socat @@ -0,0 +1,122 @@ +#!/bin/bash -e +# Execute podman while capturing the API stream +# +# Script will run an instance of podman sand-boxed, the API stream will be captured and then formatted for readability. + +if [[ $(id -u) != 0 ]]; then + echo >&2 "$0 must be run as root." + exit 2 +fi + +if ! command -v socat >/dev/null 2>&1; then + echo 1>&2 "socat not found on PATH" +fi + +PODMAN=${PODMAN:-podman} +if ! command -v "$PODMAN" >/dev/null 2>&1; then + echo 1>&2 "$PODMAN not found on PATH" +fi + +function usage() { + echo 1>&2 $0 '[-v] [-h]' +} + +while getopts "vh" arg; do + case $arg in + v) + VERBOSE='-v' + export PODMAN_LOG_LEVEL=debug + ;; + h) + usage + exit 0 + ;; + \?) + usage + exit 2 + ;; + esac +done +shift $((OPTIND - 1)) + +function cleanup() { + set +xeuo pipefail + rm -r "$1" + kill -9 $REAP_PIDS + + sed -e 's/^> /\nClient Request> /' -e 's/^< /\nServer Response< /' -i /tmp/podman-socat.log +} + +# Create temporary directory for storage +export TMPDIR=$(mktemp -d /tmp/podman.XXXXXXXXXX) +trap "cleanup $TMPDIR" EXIT + +# Need locations to store stuff +mkdir -p "${TMPDIR}"/{podman,crio,crio-run,cni/net.d,ctnr,tunnel} + +export REGISTRIES_CONFIG_PATH=${TMPDIR}/registry.conf +cat >"$REGISTRIES_CONFIG_PATH" <<-EOT + [registries.search] + registries = ['docker.io'] + [registries.insecure] + registries = [] + [registries.block] + registries = [] +EOT + +export CNI_CONFIG_PATH=${TMPDIR}/cni/net.d +cat >"$CNI_CONFIG_PATH"/87-podman-bridge.conflist <<-EOT +{ + "cniVersion": "0.3.0", + "name": "podman", + "plugins": [{ + "type": "bridge", + "bridge": "cni0", + "isGateway": true, + "ipMasq": true, + "ipam": { + "type": "host-local", + "subnet": "10.88.0.0/16", + "routes": [{ + "dst": "0.0.0.0/0" + }] + } + }, + { + "type": "portmap", + "capabilities": { + "portMappings": true + } + } + ] +} +EOT + +PODMAN_ARGS="--storage-driver=vfs \ + --root=${TMPDIR}/crio \ + --runroot=${TMPDIR}/crio-run \ + --cni-config-dir=$CNI_CONFIG_PATH \ + --cgroup-manager=systemd \ + " +if [[ -n $VERBOSE ]]; then + PODMAN_ARGS="$PODMAN_ARGS --log-level=$PODMAN_LOG_LEVEL --syslog=true" +fi +PODMAN="$PODMAN $PODMAN_ARGS" + +PODMAN_HOST="${TMPDIR}/podman/podman-socat.sock" +SOCAT_HOST="${TMPDIR}/podman/podman.sock" + +cat <<-EOT +Podman service running at unix:$SOCAT_HOST +See /tmp/podman-socat.log for API stream capture +See /tmp/podman-service.log for service logging + +usage: sudo bin/podman-remote --url unix:$SOCAT_HOST images + +^C to exit +EOT + +$PODMAN system service --timeout=0 "unix:$PODMAN_HOST" >/tmp/podman-service.log 2>&1 & +REAP_PIDS=$! + +socat -v "UNIX-LISTEN:$SOCAT_HOST",fork,reuseaddr,unlink-early "UNIX-CONNECT:$PODMAN_HOST" >/tmp/podman-socat.log 2>&1 |