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          | 
                Last change
                  on this file since 54d7ca27 was
                  18eb8d6,
                  checked in by Ramón M. Gómez <ramongomez@…>, 6 years ago
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#958: Avoid SQL injection in addtodhcp and listclientlive. 
 
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| 1 | #!/bin/bash | 
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| 2 | #/** | 
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| 3 | #@file    listclientlive | 
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| 4 | #@brief   Lista la distribución ogLive asociada a los clientes, ya sea un equipo o un aula. | 
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| 5 | #@usage   listclientlive Ambito | 
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| 6 | #@param   Ambito    nombre de ordenador o nombre de aula | 
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| 7 | #@version 1.1.0 - Versión inicial basada en el script "listclientmode" | 
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| 8 | #@author  Ramón M. Gómez, ETSII Universidad de Sevilla | 
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| 9 | #@date    2017-06-01 | 
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| 10 | #**/ | 
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| 11 |  | 
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| 12 |  | 
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| 13 | # Variables. | 
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| 14 | OPENGNSYS=${OPENGNSYS:-"/opt/opengnsys"} | 
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| 15 | SERVERCONF=$OPENGNSYS/etc/ogAdmServer.cfg | 
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| 16 | TFTPDIR=$OPENGNSYS/tftpboot | 
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| 17 |  | 
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| 18 | source $OPENGNSYS/lib/ogfunctions.sh || exit 1 | 
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| 19 |  | 
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| 20 | # Control básico de errores. | 
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| 21 | [ "$*" == "help" ] && help | 
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| 22 | [ "$*" == "version" ] && version | 
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| 23 | [ $# -eq 1 ] || raiseError usage | 
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| 24 | [ "$USER" != "root" ] && raiseError access "Need to be root" | 
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| 25 | source $SERVERCONF 2>/dev/null || raiseError access "Sin acceso a fichero de configuración" | 
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| 26 |  | 
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| 27 | # Sustituir caracteres ' por \' para evitar inyección SQL. | 
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| 28 | RESOURCE="${1//\'/\\\'}" | 
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| 29 | # Obtener nombre de ordenador individual o todos los de una aula e indicar su plantilla asociada. | 
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| 30 | dbexec "SELECT CONCAT_WS('', 'Equipo \"', ord.nombreordenador, '\" asociado a cliente \"', | 
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| 31 |                ord.oglivedir, '\"  $([ -e $TFTPDIR/$OGLIVE ] || echo "(inexistente)")') | 
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| 32 |           FROM ordenadores AS ord | 
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| 33 |           JOIN aulas USING (idaula) | 
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| 34 |          WHERE aulas.nombreaula='$RESOURCE' | 
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| 35 |             OR ord.nombreordenador='$RESOURCE';" | 
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| 36 |  | 
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