Cannot change com.apple.atrun.plist even with root permissions










1














I'm using OSX Mojave and I've been wanting to use the at command to run scripts at certain times, but I've discovered that I need to change its plist file in order to use it. Right now, one of the attributes in it is Disabled=true which of course, isn't what I want.



I've gone to the ends of the earth to try to change that. I tried XCode, Pref Setter, chmod, chown, vim, and doing all of that in root. No matter what, it always says, "readonly file" or "You do not have permission."



Are plists supposed to be immutable? I'm pretty sure they aren't. Here is some of the things I've tried.



~root# id
uid=0(root) gid=0(wheel) groups=0(wheel ...

~root# atrun=/System/Library/LaunchDaemons/com.apple.atrun.plist
~root# chmod 777 $atrun
chmod: Unable to change file mode on
/System/Library/LaunchDaemons/com.apple.atrun.plist: Operation not permitted
~root# ls -l $atrun
-rw-r--r-- 1 root wheel 444 Aug 22 23:11 /System/Library/LaunchDaemons/com.apple.atrun.plist









share|improve this question




























    1














    I'm using OSX Mojave and I've been wanting to use the at command to run scripts at certain times, but I've discovered that I need to change its plist file in order to use it. Right now, one of the attributes in it is Disabled=true which of course, isn't what I want.



    I've gone to the ends of the earth to try to change that. I tried XCode, Pref Setter, chmod, chown, vim, and doing all of that in root. No matter what, it always says, "readonly file" or "You do not have permission."



    Are plists supposed to be immutable? I'm pretty sure they aren't. Here is some of the things I've tried.



    ~root# id
    uid=0(root) gid=0(wheel) groups=0(wheel ...

    ~root# atrun=/System/Library/LaunchDaemons/com.apple.atrun.plist
    ~root# chmod 777 $atrun
    chmod: Unable to change file mode on
    /System/Library/LaunchDaemons/com.apple.atrun.plist: Operation not permitted
    ~root# ls -l $atrun
    -rw-r--r-- 1 root wheel 444 Aug 22 23:11 /System/Library/LaunchDaemons/com.apple.atrun.plist









    share|improve this question


























      1












      1








      1







      I'm using OSX Mojave and I've been wanting to use the at command to run scripts at certain times, but I've discovered that I need to change its plist file in order to use it. Right now, one of the attributes in it is Disabled=true which of course, isn't what I want.



      I've gone to the ends of the earth to try to change that. I tried XCode, Pref Setter, chmod, chown, vim, and doing all of that in root. No matter what, it always says, "readonly file" or "You do not have permission."



      Are plists supposed to be immutable? I'm pretty sure they aren't. Here is some of the things I've tried.



      ~root# id
      uid=0(root) gid=0(wheel) groups=0(wheel ...

      ~root# atrun=/System/Library/LaunchDaemons/com.apple.atrun.plist
      ~root# chmod 777 $atrun
      chmod: Unable to change file mode on
      /System/Library/LaunchDaemons/com.apple.atrun.plist: Operation not permitted
      ~root# ls -l $atrun
      -rw-r--r-- 1 root wheel 444 Aug 22 23:11 /System/Library/LaunchDaemons/com.apple.atrun.plist









      share|improve this question















      I'm using OSX Mojave and I've been wanting to use the at command to run scripts at certain times, but I've discovered that I need to change its plist file in order to use it. Right now, one of the attributes in it is Disabled=true which of course, isn't what I want.



      I've gone to the ends of the earth to try to change that. I tried XCode, Pref Setter, chmod, chown, vim, and doing all of that in root. No matter what, it always says, "readonly file" or "You do not have permission."



      Are plists supposed to be immutable? I'm pretty sure they aren't. Here is some of the things I've tried.



      ~root# id
      uid=0(root) gid=0(wheel) groups=0(wheel ...

      ~root# atrun=/System/Library/LaunchDaemons/com.apple.atrun.plist
      ~root# chmod 777 $atrun
      chmod: Unable to change file mode on
      /System/Library/LaunchDaemons/com.apple.atrun.plist: Operation not permitted
      ~root# ls -l $atrun
      -rw-r--r-- 1 root wheel 444 Aug 22 23:11 /System/Library/LaunchDaemons/com.apple.atrun.plist






      bash macos permissions root macos-mojave






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      edited Nov 12 at 4:17

























      asked Nov 11 at 21:28









      unhappycat

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