radolpho
(usa Ubuntu)
Enviado em 13/11/2012 - 15:46h
Olá.
Postei um script shell com o titulo "Converte Permissões" aqui no VOL que faz o que você precisa.
Segue abaixo o fonte:
#!/bin/bash
#Autor radolpho 2012
echo " Escolha com opcao voce deseja (a ou b)
a) Octal para texto
b) Texto para octal "
read resp
if [ $resp == a ] ;then #Conversao de OCTAL para TEXTUAL
echo "Digite a permissao em OCTAL Ex. 776"
read poct
#Permissao de user
if [ ${poct:0:1} == 0 ] ;then
u="---"
elif [ ${poct:0:1} == 1 ] ;then
u="--x"
elif [ ${poct:0:1} == 2 ] ;then
u="-w-"
elif [ ${poct:0:1} == 3 ] ;then
u="-wx"
elif [ ${poct:0:1} == 4 ] ;then
u="r--"
elif [ ${poct:0:1} == 5 ] ;then
u="r-x"
elif [ ${poct:0:1} == 6 ] ;then
u="rw-"
elif [ ${poct:0:1} == 7 ] ;then
u="rwx"
fi
#Permissao de group
if [ ${poct:1:1} == 0 ] ;then
g="---"
elif [ ${poct:1:1} == 1 ] ;then
g="--x"
elif [ ${poct:1:1} == 2 ] ;then
g="-w-"
elif [ ${poct:1:1} == 3 ] ;then
g="-wx"
elif [ ${poct:1:1} == 4 ] ;then
g="r--"
elif [ ${poct:1:1} == 5 ] ;then
g="r-x"
elif [ ${poct:1:1} == 6 ] ;then
g="rw-"
elif [ ${poct:1:1} == 7 ] ;then
g="rwx"
fi
#Permissao de other
if [ ${poct:2:1} == 0 ] ;then
o="---"
elif [ ${poct:2:1} == 1 ] ;then
o="--x"
elif [ ${poct:2:1} == 2 ] ;then
o="-w-"
elif [ ${poct:2:1} == 3 ] ;then
o="-wx"
elif [ ${poct:2:1} == 4 ] ;then
o="r--"
elif [ ${poct:2:1} == 5 ] ;then
o="r-x"
elif [ ${poct:2:1} == 6 ] ;then
o="rw-"
elif [ ${poct:2:1} == 7 ] ;then
o="rwx"
fi
echo "Conversao de OCTAL para TEXTUAL\n"
echo $poct" >>>> "$u$g$o
elif [ $resp == b ] ;then #Conversao de TEXTUAL para OCTAL
echo "Digite a permissao em TEXTUAL Ex. rwxrw--w-"
read ptxt
#Permissao de user
if [ ${ptxt:0:3} == "---" ] ;then
u="0"
elif [ ${ptxt:0:3} == "--x" ] ;then
u="1"
elif [ ${ptxt:0:3} == "-w-" ] ;then
u="2"
elif [ ${ptxt:0:3} == "-wx" ] ;then
u="3"
elif [ ${ptxt:0:3} == "r--" ] ;then
u="4"
elif [ ${ptxt:0:3} == "r-x" ] ;then
u="5"
elif [ ${ptxt:0:3} == "rw-" ] ;then
u="6"
elif [ ${ptxt:0:3} == "rwx" ] ;then
u="7"
fi
#Permissao de group
if [ ${ptxt:3:3} == "---" ] ;then
g="0"
elif [ ${ptxt:3:3} == "--x" ] ;then
g="1"
elif [ ${ptxt:3:3} == "-w-" ] ;then
g="2"
elif [ ${ptxt:3:3} == "-wx" ] ;then
g="3"
elif [ ${ptxt:3:3} == "r--" ] ;then
g="4"
elif [ ${ptxt:3:3} == "r-x" ] ;then
g="5"
elif [ ${ptxt:3:3} == "rw-" ] ;then
g="6"
elif [ ${ptxt:3:3} == "rwx" ] ;then
g="7"
fi
#Permissao de other
if [ ${ptxt:6:3} == "---" ] ;then
o="0"
elif [ ${ptxt:6:3} == "--x" ] ;then
o="1"
elif [ ${ptxt:6:3} == "-w-" ] ;then
o="2"
elif [ ${ptxt:6:3} == "-wx" ] ;then
o="3"
elif [ ${ptxt:6:3} == "r--" ] ;then
o="4"
elif [ ${ptxt:6:3} == "r-x" ] ;then
o="5"
elif [ ${ptxt:6:3} == "rw-" ] ;then
o="6"
elif [ ${ptxt:6:3} == "rwx" ] ;then
o="7"
fi
echo "Conversao de TEXTUAL para OCTAL\n"
echo $ptxt" >>>> "$u$g$o
fi
