mirror of
https://github.com/vagrant-libvirt/vagrant-libvirt.git
synced 2025-02-25 18:55:27 -06:00
d4d82d9773
Provide a docker image that supports execution of vagrant-libvirt provided the host system has docker and libvirt installed. This can help side step many of the library compatibility issues experienced by users by providing an alternative way to run the latest code should their distribution not have a natively packaged vagrant.
109 lines
2.8 KiB
Bash
Executable File
109 lines
2.8 KiB
Bash
Executable File
#!/bin/bash
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set -u -o pipefail
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vdir="/.vagrant.d"
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if [[ ! -d ${vdir} ]]
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then
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echo "Require the user ~/.vagrant.d to be bind mounted at ${vdir}"
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echo
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echo "Typically use '-v ~/.vagrant.d:${vdir}' with the docker run command."
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exit 2
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fi
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vdir_mnt=$(stat -c %m ${vdir})
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case "${vdir_mnt%%/}" in
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/*)
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# user mounted vagrant home is not mounted on /, so
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# presumably it is a mount bind or mounted volume and should
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# be able to determine suitable uid/gid
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;;
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*)
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echo "${vdir} is not set to a bind mounted volume, will not be able"
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echo "to automatically determine suitable uid/gid to execute under."
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if [[ -z "${USER_UID:-}" ]] || [[ -z "${USER_GID:-}" ]]
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then
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echo "USER_UID and USER_GID must be explicitly provided when"
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echo "auto-detection is unable to be used"
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exit 2
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fi
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;;
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esac
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USER_UID=${USER_UID:-$(stat -c %u ${vdir})} || exit 3
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USER_GID=${USER_GID:-$(stat -c %g ${vdir})} || exit 3
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if [[ ${USER_UID} -eq 0 ]] && [[ -z "${IGNORE_RUN_AS_ROOT:-}" ]]
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then
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echo "WARNING! Running as root, if this breaks, you get to keep both pieces"
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fi
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export USER=vagrant
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export GROUP=users
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export HOME=/home/${USER}
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echo "Starting with UID: ${USER_UID}, GID: ${USER_GID}"
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if [[ "${USER_GID}" != "0" ]]
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then
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if getent group ${GROUP} > /dev/null
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then
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GROUPCMD=groupmod
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else
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GROUPCMD=groupadd
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fi
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${GROUPCMD} -g ${USER_GID} ${GROUP} >/dev/null || exit 3
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fi
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if [[ "${USER_UID}" != "0" ]]
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then
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if getent passwd ${USER} > /dev/null
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then
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USERCMD=usermod
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else
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USERCMD=useradd
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fi
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${USERCMD} --shell /bin/bash -u ${USER_UID} -g ${USER_GID} -o -c "" -m ${USER} >/dev/null 2>&1 || exit 3
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fi
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# make sure the directories can be written to by vagrant otherwise will
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# get a start up error
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find ${VAGRANT_HOME} -maxdepth 1 ! -exec chown -h ${USER}:${GROUP} {} \+
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LIBVIRT_SOCK=/var/run/libvirt/libvirt-sock
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if [[ ! -S ${LIBVIRT_SOCK} ]]
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then
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if [[ -z "${IGNORE_MISSING_LIBVIRT_SOCK:-}" ]]
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then
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echo "Unless you are using this to connect to a remote libvirtd it is"
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echo "necessary to mount the libvirt socket in as ${LIBVIRT_SOCK}"
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echo
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echo "Set IGNORE_MISSING_LIBVIRT_SOCK to silence this warning"
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fi
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else
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LIBVIRT_GID=$(stat -c %g ${LIBVIRT_SOCK})
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# only do this if the host uses a non-root group for libvirt
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if [[ ${LIBVIRT_GID} -ne 0 ]]
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then
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if getent group libvirt >/dev/null
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then
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GROUPCMD=groupmod
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else
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GROUPCMD=groupadd
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fi
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${GROUPCMD} -g ${LIBVIRT_GID} libvirt >/dev/null || exit 3
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usermod -a -G libvirt ${USER} || exit 3
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fi
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fi
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if [[ $# -eq 0 ]]
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then
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# if no command provided
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exec gosu ${USER} vagrant help
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fi
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exec gosu ${USER} $*
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