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commands-macos

Sammlung nützlicher Befehle

macOS Specific Commands

list files including display of ACLs

ls -le

list files including display of extended attributes

ls -l@

clear ACLs of a file/directory

chmod -N some_file_name.dat

man chmod

clear extended attributes of a file/directory

xattr -c some_file_name.dat

man xattr

scrollable view of current network connections

nettop
## only non-loopback without name resolution
nettop -t external -n

man nettop

list TCP listen sockets

netstat -an -ptcp | grep LISTEN

man netstat

list TCP established sockets

netstat -an -ptcp | grep ESTABLISHED

man netstat

list UDP sockets

netstat -n -pudp

man netstat

clear DNS cache

sudo killall -HUP mDNSResponder

show DHCP/DHCPv6 client information for an interface

ipconfig getpacket en0
ipconfig getv6packet en0

man ipconfig

show system information

system_profiler | less

man system_profiler

show CPU information

sysctl machdep.cpu

man sysctl

check code signature / check whether app is allowed to run

## verify code signature of an app bundle (including embedded frameworks/libraries)
codesign --verify --verbose --deep /Applications/appToCheck.app
## check if Gate Keeper would allow execution of an app
spctl --verbose --assess --type execute /Applications/appToCheck.app
## check whether an app was notarized by Apple (required as of macOS 10.15)
codesign --test-requirement="=notarized" --verify --verbose /Applications/appToCheck.app

man codesign man spctl

show details for object/executable/library files

### show linked shared libraries
otool -L example.so
### show load commands (like min OS version)
otool -l examble.so

man otool

human readable printout of a plist file

plutil -p some.plist

man plutil

deal with OS updates

## query update servers and list available updates
softwareupdate -l
## install all available updates
softwareupdate -i -a

man softwareupdate

add draggable spacers to the Dock

defaults write com.apple.dock persistent-apps -array-add '{"tile-type"="spacer-tile";}'; killall Dock
defaults write com.apple.dock persistent-apps -array-add '{"tile-type"="small-spacer-tile";}'; killall Dock

check the recovery key of FileVault disk encryption

sudo fdesetup validaterecovery
## you would probably want to do that after you completed
## setting up your new Mac and reassure yourself that the
## master key you've written down is correct

list loaded kernel extensions

kextstat
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commands-macos.txt · Zuletzt geändert: 2019/11/07 16:41 von alex