source:
client/nfsexport/scripts/createImage
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d725a41
Last change on this file since d725a41 was 41d9755, checked in by , 15 years ago | |
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[f8f4dfa] | 1 | #!/bin/bash |
[c40a6b4] | 2 | # create-image.sh - Scirpt de ejemplo para crear una imagen de un sistema de archivos. |
[f8f4dfa] | 3 | # (puede usarse como base para el programa de creación de imágenes usado por OpenGNSys Admin). |
4 | ||
[f5432db7] | 5 | TIME1=$SECONDS |
[f8f4dfa] | 6 | PROG="$(basename $0)" |
7 | if [ $# -ne 4 ]; then | |
[be85bb2] | 8 | ogRaiseError $OG_ERR_FORMAT "$MSG_FORMAT: $PROG ndisco nparticion REPO|CACHE imagen" |
[f8f4dfa] | 9 | exit $? |
10 | fi | |
11 | ||
[c40a6b4] | 12 | # Obtener información de los parámetros de entrada. |
[f8f4dfa] | 13 | PART=$(ogDiskToDev "$1" "$2") || exit $? |
[a3fb8b2] | 14 | IMGDIR=$(ogGetParentPath "$3" "/$4") |
[180a07dd] | 15 | # Si no existe, crear subdirectorio de la imagen. |
16 | if [ $? != 0 ]; then | |
17 | echo "[5] Crear subdirectorio de la imagen \"$3 $(dirname "$4")." | |
[a3fb8b2] | 18 | ogMakeDir "$3" $(dirname "/$4") |
19 | IMGDIR=$(ogGetParentPath "$3" "/$4") || exit $? | |
[180a07dd] | 20 | fi |
[a3fb8b2] | 21 | IMGFILE=$IMGDIR/$(basename "/$4").img |
[f8f4dfa] | 22 | # Renombrar el fichero de imagen si ya existe. |
23 | if [ -f "$IMGFILE" ]; then | |
[180a07dd] | 24 | echo "[10] Renombrar \"$IMGFILE\" por \"$IMGFILE.ant\"." |
[f8f4dfa] | 25 | mv "$IMGFILE" "$IMGFILE.ant" |
26 | fi | |
[41d9755] | 27 | # Mostrar información. |
28 | echo "[15] $PROG: Origen=$PART, Destino=$IMGFILE" | |
[f8f4dfa] | 29 | |
30 | # Obtener tamaño de la partición. | |
[c40a6b4] | 31 | SIZE=$(ogGetPartitionSize "$1" "$2") |
[f8f4dfa] | 32 | # Reducir el sistema de archvios. |
[41d9755] | 33 | echo "[20]: Reducir sistema de archivos." |
[f8f4dfa] | 34 | REDSIZE=$(ogReduceFs $1 $2) || REDSIZE=$[SIZE+1] |
[c40a6b4] | 35 | if [ $REDSIZE -lt $SIZE ]; then |
[180a07dd] | 36 | echo "[25] Redimensionar partición a $REDSIZE KB." |
[c40a6b4] | 37 | ogSetPartitionSize $1 $2 $REDSIZE |
38 | fi | |
[f8f4dfa] | 39 | # Crear la imagen. |
[180a07dd] | 40 | echo "[40] Crear imagen." |
[c40a6b4] | 41 | ogCreateImage "$@" |
42 | EXITCODE=$? | |
[f8f4dfa] | 43 | # Restaurar tamaño. |
[c40a6b4] | 44 | if [ $REDSIZE -lt $SIZE ]; then |
[180a07dd] | 45 | echo "[85] Redimensionar partición a $SIZE KB." |
[c40a6b4] | 46 | ogSetPartitionSize $1 $2 $SIZE |
[180a07dd] | 47 | echo "[90] Extender sistema de archivos." |
[c40a6b4] | 48 | ogExtendFs $1 $2 |
49 | fi | |
[f5432db7] | 50 | TIME=$[SECONDS-TIME1] |
[180a07dd] | 51 | echo "[100] Duración de la operación $[TIME/60]m $[TIME%60]s" |
[c40a6b4] | 52 | exit $EXITCODE |
[f8f4dfa] | 53 |
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