Slawek Koszewski
e6b4fdec1a
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57 lines
1.4 KiB
Bash
57 lines
1.4 KiB
Bash
#!/usr/bin/bash
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set -e
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# Setup default values
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USER_NAME="ubuntu"
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# Parse arguments
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while [ $# -gt 0 ]; do
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case "$1" in
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--user|-u)
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USER_NAME="$2"
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shift 2
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;;
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--)
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# Stop parsing arguments
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shift
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break
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;;
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*)
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break
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;;
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esac
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done
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# Check, if we are running as root
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if [ "$(id -u)" -eq 0 ]; then
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# Check, if the home directory exists for the specified user
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if [ ! -d "/home/${USER_NAME}" ]; then
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echo "Error: Home directory for user '${USER_NAME}' does not exist." >&2
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exit 1
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fi
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# Check, ownership of the home directory
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OWNER_UID=$(stat -c '%u' "/home/${USER_NAME}")
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OWNER_GID=$(stat -c '%g' "/home/${USER_NAME}")
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if [ "${OWNER_UID}" -ne 0 ] || [ "${OWNER_GID}" -ne 0 ]; then
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# The home directory is not owned by the specfied user, correct it
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chown "${USER_NAME}:${USER_NAME}" "/home/${USER_NAME}"
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fi
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# Re-initialize the contents of the home directory
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su - "${USER_NAME}" -c "cp -a /etc/skel/. /home/${USER_NAME}/"
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# We are done as root, quit. The container will be re-run as the specified user.
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exit 0
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fi
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# Verify that we are running as the user owning the home directory
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if [ "$(id -un)" != "${USER_NAME}" ]; then
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echo "Error: The script must be run as user '${USER_NAME}'." >&2
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exit 1
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fi
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# Run shell
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exec /usr/bin/bash "$@"
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