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Commit Graph

18145 Commits

Author SHA1 Message Date
Lennart Poettering
e3afaf6b8e sd-bus: rename default bus address constants, they aren't "paths" but "addresses" 2014-11-28 16:17:33 +01:00
Lennart Poettering
3acc1dafd1 sd-bus: add new call sd_bus_get_scope() for querying whether one is connected to a system or a user bus 2014-11-28 16:17:33 +01:00
Lennart Poettering
52cfc0379a sd-bus: rework credential query logic
Also, make the call to free kdbus slices generic and use it everywhere
2014-11-28 16:17:33 +01:00
Michal Schmidt
279d3c9cea treewide: more log_*_errno() conversions 2014-11-28 14:45:55 +01:00
Michal Schmidt
ff49bc3212 treewide: drop unnecessary trailing \n in log_*() calls 2014-11-28 14:26:31 +01:00
Michal Schmidt
c95f97a20f core: two more log_unit_*_errno() conversions 2014-11-28 13:54:40 +01:00
Michal Schmidt
31938a8560 core: convert log_unit_*() to log_unit_*_errno()
Using:
find . -name '*.[ch]' | xargs sed -r -i -e \
's/log_unit_(debug|info|notice|warning|error|emergency)\(([^"]+), "(.*)%s"(.*), strerror\(-([a-zA-Z_]+)\)\);/log_unit_\1_errno(\2, \5, "\3%m"\4);/'
2014-11-28 13:29:21 +01:00
Michal Schmidt
b2dc4e44c5 core: add log_unit_*_errno() macros 2014-11-28 13:29:21 +01:00
Michal Schmidt
da927ba997 treewide: no need to negate errno for log_*_errno()
It corrrectly handles both positive and negative errno values.
2014-11-28 13:29:21 +01:00
Michal Schmidt
0a1beeb642 treewide: auto-convert the simple cases to log_*_errno()
As a followup to 086891e5c1 "log: add an "error" parameter to all
low-level logging calls and intrdouce log_error_errno() as log calls
that take error numbers", use sed to convert the simple cases to use
the new macros:

find . -name '*.[ch]' | xargs sed -r -i -e \
's/log_(debug|info|notice|warning|error|emergency)\("(.*)%s"(.*), strerror\(-([a-zA-Z_]+)\)\);/log_\1_errno(-\4, "\2%m"\3);/'

Multi-line log_*() invocations are not covered.
And we also should add log_unit_*_errno().
2014-11-28 12:04:41 +01:00
Michal Schmidt
b4d23205f2 shared: fix log_emergency_errno macro
It was not passing the error argument.
2014-11-28 11:54:25 +01:00
Lennart Poettering
e8bbb7c7e9 update TODO 2014-11-28 03:29:52 +01:00
Lennart Poettering
1214b53c8e kdbus: when running in a container, don't complain that we cannot write to /sys 2014-11-28 03:16:56 +01:00
Lennart Poettering
bf371116f6 log: change log_xyz_errno() calls to always return the negative error
This enables us to write things like this:

    int open_some_file(void) {

            fd = open("/dev/foobar", O_RDWR|O_CLOEXEC);
            if (fd < 0)
                    return log_error_errno(errno, "Failed to reboot: %m");

            return fd;
    }

Which is function that returns -errno on failure, as well as printing an
error message, all in one line.
2014-11-28 03:16:56 +01:00
Lennart Poettering
95066a9061 log: make socket address structs static const 2014-11-28 03:16:56 +01:00
Lennart Poettering
6357ac664c log: also set errno to the passed error code before processing format string in log_struct()
That way the caller may use %m to print the specified error.
2014-11-28 03:16:56 +01:00
Lennart Poettering
387eba0084 core: only override kdbus attach mask when running as PID 1 2014-11-28 02:26:05 +01:00
Lennart Poettering
412c18f10c sd-bus: the attach_mask kernel module parameter is 64bit now, hence initialize it as such 2014-11-28 02:25:45 +01:00
Lennart Poettering
8f16f51d93 log: allow negative errno values
sd_bus_error_set_errno() allows negative errors too, hence, be equally
nice.
2014-11-28 02:18:46 +01:00
Lennart Poettering
e2cc6eca73 log: fix order of log_unit_struct() to match other logging calls
Also, while we are at it, introduce some syntactic sugar for creating
ERRNO= and MESSAGE= structured logging fields.
2014-11-28 02:18:46 +01:00
Lennart Poettering
6c861f0aef networkd: update logging macros for parameter order, and errno, to match rest of the code 2014-11-28 02:18:46 +01:00
Lennart Poettering
bca3e263cf update TODO 2014-11-28 02:18:46 +01:00
Lennart Poettering
ac3ab439f0 networkd: remove duplicate macro definitions 2014-11-28 02:17:50 +01:00
David Herrmann
622ac87c12 Update TODO
kdbus eavesdropping was fixed!
2014-11-28 01:03:54 +01:00
Zbigniew Jędrzejewski-Szmek
aad0a2c800 sysv-generator: advertise the man page 2014-11-27 17:22:28 -05:00
Zbigniew Jędrzejewski-Szmek
f509443af5 man: add systemd-sysv-generator(8)
In principle SysV stuff is only for compatibility, but we are stuck
with it for the forseeable future, so documentation might as well
be provided.

https://bugs.debian.org/771172
2014-11-27 17:22:26 -05:00
Thomas Hindoe Paaboel Andersen
b5a1e50495 fix build with --enable-terminal
Broke with 086891e5c1
2014-11-27 23:18:34 +01:00
Lennart Poettering
3da44ef53b kmod-setup: simplify kernel command line parsing 2014-11-27 22:05:24 +01:00
Lennart Poettering
1a29929959 kdbus: set kernel attach mask before creating the first bus 2014-11-27 22:05:24 +01:00
Lennart Poettering
12f1caf40c selinux: log selinux log messages with LOG_AUTH facility 2014-11-27 22:05:24 +01:00
Lennart Poettering
79008bddf6 log: rearrange log function naming
- Rename log_meta() → log_internal(), to follow naming scheme of most
  other log functions that are usually invoked through macros, but never
  directly.

- Rename log_info_object() to log_object_info(), simply because the
  object should be before any other parameters, to follow OO-style
  programming style.
2014-11-27 22:05:24 +01:00
Lennart Poettering
e09ca588d2 log: be a bit less wasteful when allocating buffers 2014-11-27 22:05:24 +01:00
Lennart Poettering
086891e5c1 log: add an "error" parameter to all low-level logging calls and intrdouce log_error_errno() as log calls that take error numbers
This change has two benefits:

- The format string %m will now resolve to the specified error (or to
  errno if the specified error is 0. This allows getting rid of a ton of
  strerror() invocations, a function that is not thread-safe.

- The specified error can be passed to the journal in the ERRNO= field.

Now of course, we just need somebody to convert all cases of this:

        log_error("Something happened: %s", strerror(-r));

into thus:

        log_error_errno(-r, "Something happened: %m");
2014-11-27 22:05:23 +01:00
Lennart Poettering
fb6d9b77a7 sd-bus: set creds info for "org.freedesktop.DBus.Local" generated messages, too 2014-11-27 22:05:23 +01:00
Lennart Poettering
38ce47e262 sd-bus: when we get the list of well-known names back from kdbus we shouldn't confuse the empty list with unknown information 2014-11-27 22:02:13 +01:00
Lennart Poettering
771b2724c0 sd-bus: deal with whitespace in matches 2014-11-27 22:02:12 +01:00
Lennart Poettering
7d31d92400 sd-bus: unify logic how we patch the message source of driver messages 2014-11-27 22:02:12 +01:00
Lennart Poettering
ac653862e0 sd-bus: fake valid well-known-names metadata for faked bus messages 2014-11-27 22:02:12 +01:00
Lennart Poettering
50c4521675 sd-bus: optimize how we generate the well-known-names lists in messages from kdbus 2014-11-27 22:02:12 +01:00
Lennart Poettering
7fa934b0d3 sd-bus: be stricter with mismatches between dbus1 and kdbus message headers 2014-11-27 22:02:12 +01:00
Lennart Poettering
78f9b196ab bus-proxy: beef up policy enforcement
- actually return permission errors to clients

- use the right ucreds field

- fix error paths when we cannot keep track of locally acquired names
  due to OOM

- avoid unnecessary global variables

- log when the policy denies access

- enforce correct policy rule order

- always request all the metadata its we need to make decisions
2014-11-27 22:02:12 +01:00
Lennart Poettering
9398f65093 update TODO 2014-11-27 21:58:19 +01:00
Lennart Poettering
64e96a194d bus-proxy: check passed parameter signature of all driver method calls 2014-11-27 21:58:07 +01:00
Alin Rauta
be660c371b networkd: fix kernel rtnl receive buffer overrun error
We got the following error when running systemd on a device  with many ports:

"rtnl: kernel receive buffer overrun
Event source 'rtnl-receive-message' returned error, disabling: No buffer space
available"

I think the kernel socket receive buffer queue should be increased. The default
value is taken from:
"/proc/sys/net/core/rmem_default", but we can overwrite it using SO_RCVBUF
socket option.

This is already done in networkd for other sockets.
For example, the bus socket (sd-bus/bus-socket.c) has a receive queue of 8MB.
In our case, the default is 208KB.

Increasing the buffer receive queue for manager socket to 512KB should be enough
to get rid of the above error.

[tomegun: bump the limit even higher to 8M]
2014-11-27 18:59:47 +01:00
Stanisław Pitucha
0e3434aeb1 resolve: reject empty TXT records
TXT records should have at least one character, so enforce this.

Before 0f84a72 parser SIGSEGV'd on ->txt.strings being NULL, but
even if this is fixed we should reject invalid TXT records.
2014-11-27 11:07:43 -05:00
Stanisław Pitucha
59aa582137 resolve: set error code on failure
Set the error code in case of incorrect name. This prevents continuing
and failing an assert(name) later on.
2014-11-27 16:40:11 +01:00
Stanisław Pitucha
c75dbf9bea resolve: fix redirection loops in compressed RR
Loops in RR compression were only detected for the first entry.
Multiple redirections should be allowed, each one checking for an
infinite loop on its own starting point.
Also update the pointer on each redirection to avoid longer loops of
labels and redirections, in names like:
(start) [len=1] "A", [ptr to start]

(David: rename variable to "jump_barrier" and add reference to RFC)
2014-11-27 16:35:56 +01:00
Michal Schmidt
c21b92ffe7 core: fix transaction destructiveness check once more
The previous fix e0312f4db "core: fix check for transaction
destructiveness" broke test-engine (noticed by Zbyszek).
Apparently I had a wrong idea of the intended semantics of --fail.

The manpage says the operation should fail if it "conflicts with a
pending job (more specifically: causes an already pending start job to
be reversed into a stop job or vice versa)".

So let's check job_type_is_conflicting, instead of !is_superset.

This makes both test-engine and TEST-03-JOBS pass again.
2014-11-27 16:14:58 +01:00
David Herrmann
0f84a72e3c resolve: fix NULL deref on strv comparison
A strv might be NULL if it is empty. The txt.strings comparison doesn't
take that into account. Introduce strv_equal() to provide a proper helper
for this and fix resolve to use it.

Thanks to Stanisław Pitucha <viraptor@gmail.com> for reporting this!
2014-11-27 16:10:44 +01:00
David Herrmann
342f3005f5 bus: prefix custom endpoints with "$UID-"
The kdbus module will later get a policy that endpoint-names are
restricted to "<uid>-<name>" just like bus-names. Make sure that systemd
is already compatible to that.
2014-11-27 13:49:41 +01:00