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Initial working FSTAB hook and documentation

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Christer Edwards
2020-01-12 07:32:10 -07:00
parent 9778a24870
commit edc6308001
2 changed files with 74 additions and 19 deletions
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53
usr/local/share/bastille/template.sh
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@@ -135,7 +135,58 @@ for _jail in ${JAILS}; do
## FSTAB
if [ -s "${bastille_template}/FSTAB" ]; then
echo -e "${COLOR_GREEN}NOT YET IMPLEMENTED.${COLOR_RESET}"
echo -e "${COLOR_GREEN}[${_jail}]:FSTAB -- START${COLOR_RESET}"
while read _fstab; do
## assign needed variables
_hostpath=$(echo "${_fstab}" | awk '{print $1}')
_jailpath=$(echo "${_fstab}" | awk '{print $2}')
_type=$(echo "${_fstab}" | awk '{print $3}')
_perms=$(echo "${_fstab}" | awk '{print $4}')
_checks=$(echo "${_fstab}" | awk '{print $5" "$6}')
## if any variables are empty, bail out
if [ -z "${_hostpath}" ] || [ -z "${_jailpath}" ] || [ -z "${_type}" ] || [ -z "${_perms}" ] || [ -z "${_checks}" ]; then
echo -e "${COLOR_RED}FSTAB format not recognized.${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Format: /host/path jail/path nullfs ro 0 0${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Read: ${_fstab}${COLOR_RESET}"
exit 1
fi
## if host path doesn't exist or type is not "nullfs"
if [ ! -d "${_hostpath}" ] || [ "${_type}" != "nullfs" ]; then
echo -e "${COLOR_RED}Detected invalid host path or incorrect mount type in FSTAB.${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Format: /host/path jail/path nullfs ro 0 0${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Read: ${_fstab}${COLOR_RESET}"
exit 1
fi
## if mount permissions are not "ro" or "rw"
if [ "${_perms}" != "ro" ] && [ "${_perms}" != "rw" ]; then
echo -e "${COLOR_RED}Detected invalid mount permissions in FSTAB.${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Format: /host/path jail/path nullfs ro 0 0${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Read: ${_fstab}${COLOR_RESET}"
exit 1
fi
## if check & pass are not "0 0 - 1 1"; bail out
if [ "${_checks}" != "0 0" ] && [ "${_checks}" != "1 0" ] && [ "${_checks}" != "0 1" ] && [ "${_checks}" != "1 1" ]; then
echo -e "${COLOR_RED}Detected invalid fstab options in FSTAB.${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Format: /host/path jail/path nullfs ro 0 0${COLOR_RESET}"
echo -e "${COLOR_YELLOW}Read: ${_fstab}${COLOR_RESET}"
exit 1
fi
## aggregate variables into FSTAB entry
_fstab_entry="${_hostpath} ${bastille_jailsdir}/${_jail}/root/${_jailpath} ${_type} ${_perms} ${_checks}"
## if entry doesn't exist, add; else show existing entry
if [ ! "$(grep "${_jailpath}" "${bastille_jailsdir}/${_jail}/fstab")" ]; then
echo "${_fstab_entry}" >> "${bastille_jailsdir}/${_jail}/fstab"
echo "Added: ${_fstab_entry}"
else
echo "$(grep "${_jailpath}" "${bastille_jailsdir}/${_jail}/fstab")"
fi
done < "${bastille_template}/FSTAB"
mount -F "${bastille_jailsdir}/${_jail}/fstab" -a
echo -e "${COLOR_GREEN}[${_jail}]:FSTAB -- END${COLOR_RESET}"
echo
fi
## PF