macosx: hdiutil creating disk images

hdiutil.txt

hdiutil


Creating Internet-enabled Disk images

hdiutil internet-enable -yes /Path/to/image/myapp.dmg


burn an iso

hdiutil burn image.iso



hdiutil create -fs HFS+ -volname Backup -size 100m ~/Desktop/backup.dmg
hdiutil mount ~/Desktop/backup.dmg
ditto -rsrc -V ~/Desktop/datatobackup /Volumes/Backup >> /Volumes/Backup/backup.log
hdiutil unmount /Volumes/Backup
hdiutil burn ~/Desktop/backup.dmg -noverifyburn -noeject


hdiutil attach ./file.dmg

hdiutil detach ./file.dmg


Assuming your new image is called ~/Desktop/Master.cdr (the file is on your desktop and called Master.cdr) type:

hdiutil makehybrid -iso -joliet -o Master.iso Master.cdr




# Create an initial disk image (32 megs)
hdiutil create -size 32m -fs HFS+ -volname "My Volume" myimg.dmg
 
# Mount the disk image
hdiutil attach myimg.dmg
 
# Obtain device information
DEVS=$(hdiutil attach myimg.dmg | cut -f 1)
DEV=$(echo $DEVS | cut -f 1 -d ' ')
 
# Unmount the disk image
hdiutil detach $DEV
 
# Convert the disk image to read-only
hdiutil convert myimg.dmg -format UDZO -o myoutputimg.dmg