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2015-11-17tree-wide: use right cast macros for UIDs, GIDs and PIDsLennart Poettering
2015-11-16tree-wide: sort includesThomas Hindoe Paaboel Andersen
Sort the includes accoding to the new coding style.
2015-11-15machined,logind: be more careful when accepting PIDs and UIDs from clientsLennart Poettering
Always validate first before we start processing the data.
2015-11-09Merge pull request #1820 from michich/errno-v2Daniel Mack
[v2] treewide: treatment of errno and other cleanups
2015-11-09treewide: apply errno.cocciMichal Schmidt
with small manual cleanups for style.
2015-11-06doc: correct punctuation and improve typography in documentationJan Engelhardt
2015-11-03parse-util: introduce parse_ifindex() and make use of it everywhereLennart Poettering
We have enough places where we parse an ifindex, hence introduce a proper parsing function for it, that verifies all parameters.
2015-11-03machine: when we fail to extract a network interface from the machine state, ↵Lennart Poettering
don't try again If we failed to extract a word, then that's how it is, we shouldn't try to extract it again and again, it's unlikely to work, and we just deadlock. This is a fix-up for 52278ad31d92dffa9029c8a171b9e9348f5dcc8f.
2015-11-02machine: fix extract_first_wordSusant Sahani
2015-11-01machine: : port to extract_first_wordSusant Sahani
2015-10-27util-lib: split out allocation calls into alloc-util.[ch]Lennart Poettering
2015-10-27util-lib: split out printf() helpers to stdio-util.hLennart Poettering
2015-10-27user-util: move UID/GID related macros from macro.h to user-util.hLennart Poettering
2015-10-27util-lib: move web-related calls into web-util.[ch]Lennart Poettering
2015-10-27util-lib: move string table stuff into its own string-table.[ch]Lennart Poettering
2015-10-27util-lib: move a number of fs operations into fs-util.[ch]Lennart Poettering
2015-10-27util-lib: introduce dirent-util.[ch] for directory entry callsLennart Poettering
Also, move a couple of more path-related functions to path-util.c.
2015-10-27util-lib: split string parsing related calls from util.[ch] into parse-util.[ch]Lennart Poettering
2015-10-26util-lib: split out user/group/uid/gid calls into user-util.[ch]Lennart Poettering
2015-10-25util-lib: split out fd-related operations into fd-util.[ch]Lennart Poettering
There are more than enough to deserve their own .c file, hence move them over.
2015-10-24util-lib: split our string related calls from util.[ch] into its own file ↵Lennart Poettering
string-util.[ch] There are more than enough calls doing string manipulations to deserve its own files, hence do something about it. This patch also sorts the #include blocks of all files that needed to be updated, according to the sorting suggestions from CODING_STYLE. Since pretty much every file needs our string manipulation functions this effectively means that most files have sorted #include blocks now. Also touches a few unrelated include files.
2015-10-24util: split out escaping code into escape.[ch]Lennart Poettering
This really deserves its own file, given how much code this is now.
2015-10-24util-lib: get_current_dir_name() can return errors other than ENOMEMLennart Poettering
get_current_dir_name() can return a variety of errors, not just ENOMEM, hence don't blindly turn its errors to ENOMEM, but return correct errors in path_make_absolute_cwd(). This trickles down into a couple of other functions, some of which receive unrelated minor fixes too with this commit.
2015-10-22machinectl: accept "none" and "infinity" as specifier when dropping quotas ↵Lennart Poettering
using "machinectl set-limit" Previously, we already accepted "-" as special value for dropping limits. Add "infinity", as that's what we support for RLIMITs and hence should support here to. Also add "none" as that's what the btrfs tools use.
2015-10-22btrfs: beef-up btrfs support with a limited understanding of quotaLennart Poettering
With this change we understand more than just leaf quota groups for btrfs file systems. Specifically: - When we create a subvolume we can now optionally add the new subvolume to all qgroups its parent subvolume was member of too. Alternatively it is also possible to insert an intermediary quota group between the parent's qgroups and the subvolume's leaf qgroup, which is useful for a concept of "subtree" qgroups, that contain a subvolume and all its children. - The remove logic for subvolumes has been updated to optionally remove any leaf qgroups or "subtree" qgroups, following the logic above. - The snapshot logic for subvolumes has been updated to replicate the original qgroup setup of the source, if it follows the "subtree" design described above. It will not cover qgroup setups that introduce arbitrary qgroups, especially those orthogonal to the subvolume hierarchy. This also tries to be more graceful when setting up /var/lib/machines as btrfs. For example, if mkfs.btrfs is missing we don't even try to set it up as loopback device. Fixes #1559 Fixes #1129
2015-10-08machined: when opening a shell via machined, pass tty fds inLennart Poettering
With this change we'll open the shell's tty right from machined and then pass it to the transient unit we create. This way we make sure the pty is opened exactly as long as the transient service is around, and no longer, and vice versa. This way pty forwarders do not have to deal with EIO problems due to vhangup, as the pty is open all the time from the point we set things up to the point where the service goes away.
2015-10-08basic: move two more terminal-related calls into terminal-util.[ch]Lennart Poettering
2015-10-07machinectl: fix race when opening new shells with "machinectl shell"Lennart Poettering
Previously, we'd allocate the TTY, spawn a service on it, but immediately start processing the TTY and forwarding it to whatever the commnd was started on. This is however problematic, as the TTY might get actually opened only much later by the service. We'll hence first get EIOs on the master as the other side is still closed, and hence considered it hung up and terminated the session. With this change we add a flag to the pty forwarding logic: PTY_FORWARD_IGNORE_INITIAL_VHANGUP. If set, we'll ignore all hangups (i.e. EIOs) on the master PTY until the first byte is successfully read. From that point on we consider a hangup/EIO a regular connection termination. This way, we handle the race: when we get EIO initially we'll ignore it, until the connection is properly set up, at which time we start honouring it.
2015-09-29bus-util: rename bus_open_transport() to bus_connect_transport()Lennart Poettering
In sd-bus, the sd_bus_open_xyz() family of calls allocates a new bus, while sd_bus_default_xyz() family tries to reuse the thread's default bus. bus_open_transport() sometimes internally uses the former, sometimes the latter family, but suggests it only calls the former via its name. Hence, let's avoid this confusion, and generically rename the call to bus_connect_transport(). Similar for all related calls. And while we are at it, also change cgls + cgtop to do direct systemd connections where possible, since all they do is talk to systemd itself.
2015-09-29core: allow setting WorkingDirectory= to the special value ~Lennart Poettering
If set to ~ the working directory is set to the home directory of the user configured in User=. This change also exposes the existing switch for the working directory that allowed making missing working directories non-fatal. This also changes "machinectl shell" to make use of this to ensure that the invoked shell is by default in the user's home directory. Fixes #1268.
2015-09-29util: introduce common version() implementation and use it everywhereLennart Poettering
This also allows us to drop build.h from a ton of files, hence do so. Since we touched the #includes of those files, let's order them properly according to CODING_STYLE.
2015-09-22Merge pull request #1335 from poettering/some-fixesDaniel Mack
A variety of mostly unrelated fixes
2015-09-22util: drop UID_IS_INVALID() in favour of uid_is_valid()Lennart Poettering
No need to keep both functions, settle on uid_is_valid() for everything.
2015-09-22cgtop: underline table headerLennart Poettering
Let's underline the header line of the table shown by cgtop, how it is customary for tables. In order to do this, let's introduce new ANSI underline macros, and clean up the existing ones as side effect.
2015-09-22nspawn, machined: fix comments and error messagesKrzesimir Nowak
A bunch of "Client -> Child" fixes and one barrier-enumerator fix. (David: rebased on master)
2015-09-10tree-wide: never use the off_t unless glibc makes us use itLennart Poettering
off_t is a really weird type as it is usually 64bit these days (at least in sane programs), but could theoretically be 32bit. We don't support off_t as 32bit builds though, but still constantly deal with safely converting from off_t to other types and back for no point. Hence, never use the type anymore. Always use uint64_t instead. This has various benefits, including that we can expose these values directly as D-Bus properties, and also that the values parse the same in all cases.
2015-09-09tree-wide: drop {} from one-line if blocksLennart Poettering
Patch via coccinelle.
2015-09-09tree-wide: use coccinelle to patch a lot of code to use mfree()Lennart Poettering
This replaces this: free(p); p = NULL; by this: p = mfree(p); Change generated using coccinelle. Semantic patch is added to the sources.
2015-09-07machined: improve error message when trying to get a bus in bus-less containersLennart Poettering
Now that we get useful error messages from sd-bus for container connections, let's make use of this and report better errors back to machined clients. Fixes #685.
2015-09-07Merge pull request #1165 from poettering/nspawn-filesTom Gundersen
various fixes to the core, logind, machined, nspawn
2015-09-05machine: make sure to call unlockpt() even for local host pty connectionsLennart Poettering
This fixes breakage for local host pty handling, introduced in 395745ba533ac91fe118f43ec83f13a752c0b473. Fixes #1139
2015-09-06bus-util: support details in CheckAuthorization callsMichael Chapman
Extra details for an action can be supplied when calling polkit's CheckAuthorization method. Details are a list of key/value string pairs. Custom policy can use these details when making authorization decisions.
2015-09-01machined: introduce a ptsname_namespace() call and make use of itLennart Poettering
The call is like ptsname() but does not assume the pty path was accessible in the local namespace. It uses the same internal ioctl though.
2015-09-01machined: call unlockpt() in container, not hostLennart Poettering
It makes assumptions about the pty path, hence better call it in the container namespace rather than the host.
2015-09-01cgroup: drop "ignore_self" argument from cg_is_empty()Lennart Poettering
In all cases where the function (or cg_is_empty_recursive()) ignoring the calling process is actually wrong, as a process keeps a cgroup busy regardless if its the current one or another. Hence, let's simplify things and drop the "ignore_self" parameter.
2015-08-28core: add unit_dbus_interface_from_type() to unit-name.hLennart Poettering
Let's add a way to get the type-specific D-Bus interface of a unit from either its type or name to src/basic/unit-name.[ch]. That way we can share it with the client side, where it is useful in tools like cgls or machinectl. Also ports over machinectl to make use of this.
2015-08-26machinectl: pass $TERM into "machinectl shell" sessionsLennart Poettering
2015-08-25machinectl: remove unused variableThomas Hindoe Paaboel Andersen
2015-08-25machine: policykit string fixesLennart Poettering
2015-08-24machinectl: extend the "shell" syntax to take user@container namesLennart Poettering
In order to make "machinectl shell" more similar to ssh, allow the following syntax to connect to a container under a specific username: machinectl shell lennart@fedora Also beefs up related man page documentation.