Re: mkinitrd problems - 2 slightly different ones...

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On Wed, 21 Apr 2004 00:25, Russell Coker <russell@xxxxxxxxxxxx> wrote:
> On Tue, 20 Apr 2004 12:50, Valdis.Kletnieks@xxxxxx wrote:
> > Running the fedora-devel code as of 0419.. hitting some issues
> > with installing a new kernel due to mkinitrd failing.
> >
> > System has 1 disk, using LVM for the root filesystem - the bigger error
> > seems to be LVM-specific (looks  like bootloader_t needs to be able to do
> > stuff with lvm_exec_t and lvm_etc_t).
>
> Regarding the issue of search access to the current directory.  One
> work-around is that if you are writing a program that launches such a fussy
> program then you can have it do "cd /" before the exec.
>
> I have attached a patch for lvm that cleans up a few things (and also has
> some non-LVM changes that won't cause any harm), and a patch for
> bootloader.te which will hopefully fix this issue.
>
> Please apply both patches, relabel /etc/lvm, and let me know how it goes.

It seems that my lvm patch was messed up, I didn't have the latest version.  
I've attached a new lvm.te that is correct.

-- 
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#DESC LVM - Linux Volume Manager
#
# Author:  Michael Kaufman <walker@xxxxxxxxxxxx>
# X-Debian-Packages: lvm10 lvm2 lvm-common
#

#################################
#
# Rules for the lvm_t domain.
#
# lvm_t is the domain for LVM administration.
# lvm_exec_t is the type of the corresponding programs.
# lvm_etc_t is for read-only LVM configuration files.
# lvm_metadata_t is the type of LVM metadata files in /etc that are
# modified at runtime.
#
type lvm_vg_t, file_type, sysadmfile;
type lvm_metadata_t, file_type, sysadmfile;
type lvm_control_t, file_type, device_type;
etcdir_domain(lvm)
typealias lvm_etc_t alias etc_lvm_t;
lock_domain(lvm)

daemon_base_domain(lvm, `, fs_domain')
role sysadm_r types lvm_t;

# LVM will complain a lot if it cannot set its priority.
allow lvm_t self:process { setsched };

allow lvm_t self:fifo_file rw_file_perms;

r_dir_file(lvm_t, proc_t)
allow lvm_t self:file r_file_perms;

# Read system variables in /proc/sys
allow lvm_t sysctl_kernel_t:file r_file_perms;
allow lvm_t sysctl_kernel_t:dir r_dir_perms;

# Read /sys/block. Device mapper metadata is kept there.
r_dir_file(lvm_t, sysfs_t) 

# Read configuration files in /etc.
allow lvm_t { etc_t etc_runtime_t }:file { getattr read };

# LVM creates block devices in /dev/mapper or /dev/<vg>
# depending on its version
file_type_auto_trans(lvm_t, device_t, fixed_disk_device_t, blk_file)

# LVM(2) needs to create directores (/dev/mapper, /dev/<vg>)
# and links from /dev/<vg> to /dev/mapper/<vg>-<lv>
allow lvm_t device_t:dir create_dir_perms;
allow lvm_t device_t:lnk_file create_file_perms;

# /lib/lvm-<version> holds the actual LVM binaries (and symlinks)
allow lvm_t lvm_exec_t:dir search;
allow lvm_t lvm_exec_t:{ file lnk_file } r_file_perms;

tmp_domain(lvm)

# DAC overrides and mknod for modifying /dev entries (vgmknodes)
allow lvm_t self:capability { dac_override mknod sys_admin };

# Write to /etc/lvm, /etc/lvmtab, /etc/lvmtab.d
file_type_auto_trans(lvm_t, { etc_t lvm_etc_t }, lvm_metadata_t, file)

allow lvm_t lvm_metadata_t:dir r_dir_perms;

# Inherit and use descriptors from init.
allow lvm_t init_t:fd use;

# LVM is split into many individual binaries
can_exec(lvm_t, lvm_exec_t)

# Access disk devices.
allow lvm_t fixed_disk_device_t:chr_file create_file_perms;

# Access terminals.
allow lvm_t { initrc_devpts_t admin_tty_type }:chr_file rw_file_perms;
ifdef(`gnome-pty-helper.te', `allow lvm_t sysadm_gph_t:fd use;')
allow lvm_t privfd:fd use;
allow lvm_t devpts_t:dir { getattr read };

read_locale(lvm_t)

# LVM (vgscan) scans for devices by stating every file in /dev and applying a regex...
dontaudit lvm_t device_type:{ chr_file blk_file } getattr;
dontaudit lvm_t device_t:{ fifo_file dir chr_file blk_file } getattr;
dontaudit lvm_t devpts_t:dir getattr;
ifdef(`gpm.te', `
dontaudit lvm_t gpmctl_t:sock_file getattr;
')
dontaudit lvm_t initctl_t:fifo_file getattr;
dontaudit lvm_t sbin_t:file getattr;
allow lvm_t lvm_control_t:chr_file rw_file_perms;
dontaudit lvm_t var_run_t:dir getattr;

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