diff options
| -rwxr-xr-x | libexec/container/info | 214 | ||||
| -rw-r--r-- | share/bash-completion/container | 16 | ||||
| -rw-r--r-- | share/man/container-info.1.txt | 87 | ||||
| -rw-r--r-- | share/man/container.1.txt | 3 |
4 files changed, 320 insertions, 0 deletions
diff --git a/libexec/container/info b/libexec/container/info new file mode 100755 index 0000000..63c42ff --- /dev/null +++ b/libexec/container/info @@ -0,0 +1,214 @@ +#!/bin/sh + +# Copyright (C) 2014-2021 Daniel Baumann <daniel.baumann@open-infrastructure.net> +# +# SPDX-License-Identifier: GPL-3.0+ +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <https://www.gnu.org/licenses/>. + +set -e + +PROJECT="open-infrastructure" +SOFTWARE="compute-tools" +PROGRAM="container" +COMMAND="$(basename ${0})" + +CONFIG="/etc/${SOFTWARE}/config" +HOOKS="/etc/${SOFTWARE}/hooks" +MACHINES="/var/lib/machines" + +VERSION="$(${PROGRAM} version)" + +Parameters () +{ + GETOPT_LONGOPTIONS="name:,status,os,ip," + GETOPT_OPTIONS="n:," + + PARAMETERS="$(getopt --longoptions ${GETOPT_LONGOPTIONS} --name=${COMMAND} --options ${GETOPT_OPTIONS} --shell sh -- ${@})" + + if [ "${?}" != "0" ] + then + echo "'${COMMAND}': getopt exit" >&2 + exit 1 + fi + + eval set -- "${PARAMETERS}" + + while true + do + case "${1}" in + -n|--name) + NAME="${2}" + shift 2 + ;; + + --status) + ACTIONS="${ACTIONS} status" + shift 1 + ;; + + --os) + ACTIONS="${ACTIONS} os" + shift 1 + ;; + + --ip) + ACTIONS="${ACTIONS} ip" + shift 1 + ;; + + --) + shift 1 + break + ;; + + *) + echo "'${COMMAND}': getopt error" >&2 + exit 1 + ;; + esac + done +} + +Usage () +{ + echo "Usage: ${PROGRAM} ${COMMAND} -n|--name NAME [--status] [--os] [--ip]" >&2 + exit 1 +} + +Parameters "${@}" + +# Pre hooks +for FILE in "${HOOKS}/pre-${COMMAND}".* "${HOOKS}/${NAME}.pre-${COMMAND}" +do + if [ -x "${FILE}" ] + then + "${FILE}" + fi +done + +ACTIONS="${ACTIONS:-status os ip}" +HOST="$(cat /etc/hostname)" + +# Run + +# Status +STATUS="$(machinectl show ${NAME} 2>&1 | awk -FState= '/^State=/ { print $2 }')" + +if [ -e "${CONFIG}/${NAME}.conf" ] +then + CONTAINER_SERVER="$(awk -Fcnt.container-server= '/^cnt.container-server=/ { print $2 }' ${CONFIG}/${NAME}.conf)" + CONTAINER_SERVER="${CONTAINER_SERVER:-false}" + + case "${CONTAINER_SERVER}" in + ${HOST}|true) + ;; + + *) + STATUS="other" + ;; + esac +else + STATUS="other" +fi + +case "${STATUS}" in + running) + STATUS="started" + ;; + + other) + ;; + + *) + STATUS="stopped" + ;; +esac + +# OS +VERSION_BASH="$(chroot ${MACHINES}/${NAME} apt-cache policy bash | awk '/Installed: / { print $2 }')" + +case "${VERSION_BASH}" in + 4.1*) + OS="Debian 6 (squeeze)" + ;; + + 4.2*) + OS="Debian 7 (wheezy)" + ;; + + 4.3*) + OS="Debian 8 (jessie)" + ;; + + 4.4*) + OS="Debian 9 (stretch)" + ;; + + 5.0*) + OS="Debian 10 (buster)" + ;; + + 5.1*) + OS="Debian 11 (bullseye)" + ;; + + *) + OS="n/a" + ;; +esac + +case "${STATUS}" in + started) + IP="$(cnt run -n ${NAME} -- hostname -I | awk '{ print $1 }')" + ;; + + *) + if ls "${MACHINES}/${CONTAINER}/etc/systemd/network"/*.network > /dev/null 2>&1 + then + IP="$(awk -FAddress= '/^Address/ { print $2 }' ${MACHINES}/${CONTAINER}/etc/systemd/network/*.network | head -n1)" + elif [ -e "${MACHINES}/${CONTAINER}/etc/network/interfaces" ] + then + IP="$(awk '/address/ { print $2 }' ${MACHINES}/${CONTAINER}/etc/network/interfaces | head -n1)" + fi + + IP="${IP:-n/a}" + ;; +esac + +for ACTION in ${ACTIONS} +do + case "${ACTION}" in + status) + echo "${STATUS}" + ;; + + os) + echo "${OS}" + ;; + + ip) + echo "${IP}" + ;; + esac +done + +# Post hooks +for FILE in "${HOOKS}/post-${COMMAND}".* "${HOOKS}/${NAME}.post-${COMMAND}" +do + if [ -x "${FILE}" ] + then + "${FILE}" + fi +done diff --git a/share/bash-completion/container b/share/bash-completion/container index 540f162..cfa5740 100644 --- a/share/bash-completion/container +++ b/share/bash-completion/container @@ -97,6 +97,22 @@ _container() esac ;; + info) + case "${prev}" in + -n|--name) + opts="$(container list -t -f shell)" + COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) ) + return 0 + ;; + + *) + opts="--status --os --ip" + COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) ) + return 0 + ;; + esac + ;; + key) opts="-a --add -l --list -r --remove" COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) ) diff --git a/share/man/container-info.1.txt b/share/man/container-info.1.txt new file mode 100644 index 0000000..125bdef --- /dev/null +++ b/share/man/container-info.1.txt @@ -0,0 +1,87 @@ +// Copyright (C) 2014-2021 Daniel Baumann <daniel.baumann@open-infrastructure.net> +// +// SPDX-License-Identifier: GPL-3.0+ +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <https://www.gnu.org/licenses/>. + +CONTAINER-LIST(1) +================= +:doctype: manpage +:man manual: Open Infrastructure +:man source: compute-tools +:man version: {revnumber} + + +NAME +---- +container-info - Show specific information of a container + + +SYNOPSIS +-------- +*container info* ['OPTIONS'] + + +DESCRIPTION +----------- +The container info command shows specific information of a container. + + +OPTIONS +------- +The following container options are available, defaults to *--status --os --ip*: + +*--status*:: + Show container status (started|stopped|other). + +*--os*:: + Show container operating system (FIXME: Debian only). + +*--ip*:: + Show container IP address. + +EXAMPLES +-------- +*Show example.net container status:*:: + sudo container info -n example.net --status + +*Show example.net container operating system:*:: + sudo container info -n example.net --os + +*Show example.net container IP address:*:: + sudo container info -n example.net --ip + + +SEE ALSO +-------- +compute-tools(7), +container(1). + + +HOMEPAGE +-------- +More information about compute-tools and the Open Infrastructure project can be found on the homepage at https://open-infrastructure.net. + + +CONTACT +------- +Bug reports, feature requests, help, patches, support and everything else +are welcome on the Open Infrastructure Software Mailing List <software@lists.open-infrastructure.net>. + +Debian specific bugs can also be reported in the Debian Bug Tracking System at https://bugs.debian.org. + + +AUTHORS +------- +compute-tools were written by Daniel Baumann <daniel.baumann@open-infrastructure.net> and others. diff --git a/share/man/container.1.txt b/share/man/container.1.txt index 7edc1f4..d2734d2 100644 --- a/share/man/container.1.txt +++ b/share/man/container.1.txt @@ -78,6 +78,9 @@ The following container commands are available: *run*:: Execute commands in a container namespace, see container-run(1). +*info*:: + Show specific information of a container, see container-info(1). + *key*:: Manage GnuPG keyring for container operations, see container-key(1). |