The kernel now checks owner/group/other on open, create, unlink, rename, exec and path search; honours set-user-id and set-group-id; restricts kill, mount, reboot and mknod; keeps supplementary groups; and implements chown. devtmpfs nodes carry owners and modes that chmod/chown keep. Terminals run login, the image has root and schos, X starts as the ordinary user. Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01EVRhxi9zpdW2uDUN4FVcao
14 lines
726 B
Text
14 lines
726 B
Text
# SchOS's own device permissions, applied after Alpine's (the name sorts last
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# once installed as 90-schos.rules).
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#
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# The kernel makes these nodes with the permissions it means them to have
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# (kernel/fs/devfs.c). udev, with no rule that names a node, would chmod it to
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# 0600 -- which made /dev/null unusable to everyone but root -- so every kernel
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# device is named here with the same answer the kernel gave.
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SUBSYSTEM=="mem", MODE="0666"
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SUBSYSTEM=="tty", KERNEL=="console", GROUP="root", MODE="0600"
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SUBSYSTEM=="tty", KERNEL=="tty0|tty[0-9]|tty1[0-2]", GROUP="tty", MODE="0660"
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SUBSYSTEM=="input", GROUP="input", MODE="0660"
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SUBSYSTEM=="graphics", GROUP="video", MODE="0660"
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SUBSYSTEM=="block", GROUP="disk", MODE="0660"
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