Test if a backup user is available from a list
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@ -10,7 +10,7 @@ ERROR=1
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DEBUG=1
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USER_ID=$(id -u)
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BACKUP_USER_LOGIN="backup"
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BACKUP_USER_LIST="backup backuppc"
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BACKUP_SUDOERS_LINE_REGEXP="backuppc.*ALL.*=.*(ALL:ALL).*NOEXEC:NOPASSWD:.*/usr/bin/rsync"
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BACKUP_SUDOERS_LINE="backup ALL=(ALL:ALL) NOEXEC:NOPASSWD: /usr/bin/rsync
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backuppc ALL=(ALL:ALL) NOEXEC:NOPASSWD: /usr/bin/rsync"
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@ -18,17 +18,22 @@ BACKUP_SUDOERS_FILE="/etc/sudoers.d/backuppc_noexec"
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# ]]]
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# Functions [[[
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is_user() ## [[[
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{
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user_to_check="${1}"
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if [ "$(id -- "${user_to_check}" 2> /dev/null)" ] ; then
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[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Function is_user() — ${user_to_check} user is available."
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return "${SUCCESS}"
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else
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printf '\e[1;31m%-6s\e[m\n' "ERROR : Function is_user() — ${user_to_check} user is unavailable."
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exit "${ERROR}"
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fi
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## Check if a backup user is present on the system from a list of users
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is_backup_user() ## [[[
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{
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userlist_to_check="${1}"
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for user_to_check in ${userlist_to_check}; do
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if [ "$(id -- "${user_to_check}" 2> /dev/null)" ] ; then
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[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6s\e[m\n' "DEBUG : Function is_backup_user() — ${user_to_check} user is available."
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return "${SUCCESS}"
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fi
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done
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## Otherwise exit with error status
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printf '\e[1;31m%-6s\e[m\n' "ERROR : Function is_backup_user() — none of these users : ${userlist_to_check} are available on the system."
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exit "${ERROR}"
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}
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## ]]]
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is_sudoers_line() ## [[[
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@ -75,7 +80,7 @@ fi
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# ]]]
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# Ensure the backup user is available
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is_user "${BACKUP_USER_LOGIN}"
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is_backup_user "${BACKUP_USER_LIST}"
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# Test if sudoers conf is already set
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if ! is_sudoers_line "${BACKUP_SUDOERS_LINE_REGEXP}"
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