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The kernel part of kdbus does not allow userspace to make any assumption on
which unique address the first user on the bus will get.
Instead, use sd_bus_get_unique_name() to get the server's address.
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CC src/shared/libsystemd_shared_la-time-util.lo
src/shared/time-util.c: In function 'parse_nsec':
src/shared/time-util.c:789:25: warning: logical not is only applied to the left hand side of comparison [-Wlogical-not-parentheses]
if (!*s != 0)
^
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Follow two small changes in the kdbus API:
* Flags are now returned in cmd->return_flags by KDBUS_CMD_NAME_ACQUIRE
* struct kdbus_item_list has been dropped. The information stored in
this struct was redundant since awhile already, as all commands
report their returned slice size anyway.
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We would print the filename header before trying to open the file. But since
the header was printed to stdout, and the error to stderr, the error would appear
on the terminal before the header. It is cleaner to open the file first, then
and only then print the header.
Also exit on first error. We shouldn't report success if we were unable to open
a file.
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https://bugs.freedesktop.org/show_bug.cgi?id=89202
https://bugs.debian.org/778656
Status quo ante can be restored with:
getfacl -p /var/log/journal/`cat /etc/machine-id`|grep -v '^#'|sort -u|sudo setfacl --set-file=- /var/log/journal/`cat /etc/machine-id`
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This change exposed a bug in kernel headers:
/usr/include/linux/if_bridge.h:184:20: error: field 'ip6' has incomplete type
struct in6_addr ip6;
^
/usr/include/linux/if_tunnel.h:76:19: error: field 'prefix' has incomplete type
struct in6_addr prefix;
^
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Include <sys/socket.h> from util.h and bus-message.h in order to
build errors like the ones below on kdbus enabled systems.
./src/shared/util.h:976:32: warning: its scope is only this definition or declaration, which is probably not what you want
In file included from src/libsystemd/sd-bus/bus-kernel.c:37:0:
./src/shared/util.h:1081:28: warning: 'struct msghdr' declared inside parameter list
void cmsg_close_all(struct msghdr *mh);
^
CC src/libsystemd/sd-bus/libsystemd_la-bus-creds.lo
In file included from src/libsystemd/sd-bus/bus-creds.c:25:0:
./src/shared/util.h:976:32: warning: 'struct ucred' declared inside parameter list
int getpeercred(int fd, struct ucred *ucred);
^
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This patch removes includes that are not used. The removals were found with
include-what-you-use which checks if any of the symbols from a header is
in use.
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Make sure we don't inspect sun_path of unnamed sockets.
Since we cannot know if two unnamed sockets' adresses refer to the same
socket, just return false.
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Just call socket_address_equal() from socket_address_matches_fd()
instead of implementing similar comparing of addresses.
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Cleanup. No behavior change.
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When dbus.socket is updated like this:
-ListenStream=/var/run/dbus/system_bus_socket
+ListenStream=/run/dbus/system_bus_socket
... and daemon-reload is performed, bad things happen.
During deserialization systemd does not recognize that the two paths
refer to the same named socket and replaces the socket file with a new
one. As a result, applications hang when they try talking to dbus.
Fix this by finding a match not only when the path names are equal, but
also when they point to the same inode.
In socket_address_equal() it is necessary to move the address size
comparison into the abstract sockets branch. For path name sockets the
comparison must not be done and for other families it is redundant
(their sizes are constant and checked by socket_address_verify()).
FIFOs and special files can also have multiple pathnames, so compare the
inodes for them as well. Note that previously the pathname checks used
streq_ptr(), but the paths cannot be NULL.
Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1186018
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This syncs up the new KDBUS_CMD_CONN_INFO behavior:
- attach-flags are passed in .attach_flags, instead of directly merged
with the command flags.
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(This is incomplete, /proc and /sys are still owned by root from outside
the container, not inside)
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Fix result testing of is_symlink() to ignore negative results, which happen if
the file name does not exist at all. In this case we do not want a warning and
unlink the non-existing link.
https://bugs.debian.org/778700
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Previously we always invoked the container PID 1 on /dev/console of the
container. With this change we do so only if nspawn was invoked
interactively (i.e. its stdin/stdout was connected to a TTY). In all other
cases we directly pass through the fds unmodified.
This has the benefit that nspawn can be added into shell pipelines.
https://bugs.freedesktop.org/show_bug.cgi?id=87732
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With this change runlevel 2, 3, 4 are mapped to multi-user.target for
good, and 5 to graphical.target. This was already the previous mapping
but is now no longer reconfigurable, but hard-coded into the core.
This should generally simplify things, but also fix one bug: the
sysv-generator previously generated symlinks to runlevel[2-5].target
units, which possibly weren't picked up if these aliases were otherwise
only referenced by the real names "multi-user.target" and
"graphical.target".
We keep compat aliases "runlevel[2345].target" arround for cases where
this target name is explicitly requested.
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This is similar to systemd-run's --property= setting.
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The call iterates through cmsg list and closes all fds passed via
SCM_RIGHTS.
This patch also ensures the call is used wherever appropriate, where we
might get spurious fds sent and we should better close them, then leave
them lying around.
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Make use of the new sd_bus_set_allow_interactive_authorization() call to
globally enable interactive authorization. Also, turn on PK agent for
more calls.
This allows us to make use of the sd_bus_call_method() convencience
helper at more places.
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- Always issue selinux access check as early as possible, and PK check
as late as possible.
- Introduce a new policykit action for altering environment
- Open most remaining bus calls to unprivileged clients via PK
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For plymouth themes not supporting i18n (like .script), send translated
messages to display to user, which is equivalent to the sent machine
readable data.
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Try to connect and send to plymouth (if running) some checked report progress,
using direct plymouth protocole.
Update message is the following:
fsckd:<num_devices>:<progress>:<string>
* num_devices corresponds to the current number of devices being checked (int)
* progress corresponds to the current minimum percentage of all devices being
checked (float, from 0 to 100)
* string is a translated message ready to be displayed by the plymouth theme
displaying the information above. It can be overriden by plymouth themes
supporting i18n.
Grab in fsckd plymouth watch key Control+C, and propagate this cancel request
to systemd-fsck which will terminate fsck.
Send a message to signal to user what key we are grabbing for fsck cancel.
Message is: fsckd-cancel-msg:<string>
Where string is a translated string ready to be displayed by the plymouth theme
indicating that Control+C can be used to cancel current checks. It can be
overriden (matching only fsckd-cancel-msg prefix) for themes supporting i18n.
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Remove the plymouth running or show-status checks from systemd-fsck. Instead,
always connect to systemd-fsckd socket, and let this one decide if we display
progress or not.
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Add systemd-fsckd multiplexer which accepts multiple systemd-fsck
instances to connect to it and sends progress report. systemd-fsckd then
computes and writes to /dev/console the number of devices currently being
checked and the minimum fsck progress. This will be used for interactive
progress report and cancelling in plymouth.
systemd-fsckd stops on idle when no systemd-fsck is connected.
Make the necessary changes to systemd-fsck to connect to the systemd-fsckd
socket.
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What used to be gummiboot, was renamed sd-boot when it was merged into
systemd. Let's try to be a bit more consistent with the rest of systemd
and rename it again as follows:
The EFI bootloader is now called 'systemd-bootx64.efi', and its sources are in
'src/boot/efi/'. The drop-in directory where bootctl will find EFI loaders
is now /usr/lib/systemd/boot/efi/.
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Also, allow clients to alter their own objects without any further
priviliges. i.e. this allows clients to kill and lock their own sessions
without involving PK.
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PolicyKit
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"allow-interactive-authentication" message flag
Most of our client tools want to set this bit for all their method
calls, even though it defaults to off in sd-bus, and rightfully so.
Hence, to simplify thing, introduce a per sd_bus-object flag that sets
the default value for all messages created on the connection.
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operations
This way, any bus client can make use of these calls.
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Pull in new kdbus changes, namely:
- EOVERFLOW is replaces by KDBUS_RECV_RETURN_DROPPED_MSGS
- ENOMSG is merged with EAGAIN for consistency
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We should never put any constraints on the IDs returned by the kernel. Use
sd_bus_get_unique_name() to retrieve the ID of a peer.
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machined
This extends the bus interface, adding BindMountMachine() for bind
mounting directories from the host into the container.
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