Commit Graph

472 Commits

Author SHA1 Message Date
Kostiantyn Kostiuk
c141814d4f qga-win: Add support of Windows Server 2022 in get-osinfo command
Signed-off-by: Kostiantyn Kostiuk <konstantin@daynix.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2021-07-12 11:26:47 -05:00
Marc-André Lureau
bac9b87bd2 qga: fix guest-get-disks regression
Commit 54aa3de72 ("qapi: Use QAPI_LIST_PREPEND() where possible")
inadvertently removed the has_dependencies from the partition disk
info, resulting in empty list being returned.

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1950833

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 20210420125831.233092-1-marcandre.lureau@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-20 16:27:45 +01:00
Markus Armbruster
5aceeac04d qapi: Enforce struct member naming rules
Struct members, including command arguments, event data, and union
inline base members, should use '-', not '_'.  Enforce this.  Fix the
fixable offenders (all in tests/), and add the remainder to pragma
member-name-exceptions.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210323094025.3569441-27-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2021-03-23 22:31:43 +01:00
Markus Armbruster
b86df37478 qapi: Rename pragma *-whitelist to *-exceptions
Rename pragma returns-whitelist to command-returns-exceptions, and
name-case-whitelist to member-name-case-exceptions.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210323094025.3569441-20-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2021-03-23 22:31:05 +01:00
Marc-André Lureau
c98939daec qga: return a more explicit error on why a command is disabled
qmp_disable_command() now takes an optional error string to return a
more explicit error message.

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1928806

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
*fix up 80+ char line
Signed-off-by: Michael Roth <michael.roth@amd.com>
2021-03-16 20:21:47 -05:00
AlexChen
86dc17d4d0 qga: Switch and case should be at the same indent
Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: AlexChen <alex.chen@huawei.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2021-03-16 20:21:47 -05:00
AlexChen
aaaed19972 qga: Open brace '{' following struct go on the same
Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: AlexChen <alex.chen@huawei.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2021-03-16 20:21:47 -05:00
AlexChen
55b53dabb5 qga: Delete redundant spaces
Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: AlexChen <alex.chen@huawei.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2021-03-16 20:21:47 -05:00
AlexChen
0697e9ed29 qga: Add spaces around operator
Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: AlexChen <alex.chen@huawei.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
*fix 80+ char violation while we're here
*fix w32 build breakage from changing INVALID_SET_FILE_POINTER
 definition from a cast to a subtraction
Signed-off-by: Michael Roth <michael.roth@amd.com>
2021-03-16 20:20:37 -05:00
Lin Ma
27e7de3ca7 qga: Correct loop count in qmp_guest_get_vcpus()
The guest-get-vcpus returns incorrect vcpu info in case we hotunplug vcpus(not
the last one).
e.g.:
A VM has 4 VCPUs: cpu0 + 3 hotunpluggable online vcpus(cpu1, cpu2 and cpu3).
Hotunplug cpu2,  Now only cpu0, cpu1 and cpu3 are present & online.

./qmp-shell /tmp/qmp-monitor.sock
(QEMU) query-hotpluggable-cpus
{"return": [
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 3}, "vcpus-count": 1,
 "qom-path": "/machine/peripheral/cpu3", "type": "host-x86_64-cpu"},
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 2}, "vcpus-count": 1,
 "qom-path": "/machine/peripheral/cpu2", "type": "host-x86_64-cpu"},
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 1}, "vcpus-count": 1,
 "qom-path": "/machine/peripheral/cpu1", "type": "host-x86_64-cpu"},
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 0}, "vcpus-count": 1,
 "qom-path": "/machine/unattached/device[0]", "type": "host-x86_64-cpu"}
]}

(QEMU) device_del id=cpu2
{"return": {}}

(QEMU) query-hotpluggable-cpus
{"return": [
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 3}, "vcpus-count": 1,
 "qom-path": "/machine/peripheral/cpu3", "type": "host-x86_64-cpu"},
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 2}, "vcpus-count": 1,
 "type": "host-x86_64-cpu"},
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 1}, "vcpus-count": 1,
 "qom-path": "/machine/peripheral/cpu1", "type": "host-x86_64-cpu"},
{"props": {"core-id": 0, "thread-id": 0, "socket-id": 0}, "vcpus-count": 1,
 "qom-path": "/machine/unattached/device[0]", "type": "host-x86_64-cpu"}
]}

Before:
./qmp-shell -N /tmp/qmp-ga.sock
Welcome to the QMP low-level shell!
Connected
(QEMU) guest-get-vcpus
{"return": [
{"online": true, "can-offline": false, "logical-id": 0},
{"online": true, "can-offline": true, "logical-id": 1}]}

After:
./qmp-shell -N /tmp/qmp-ga.sock
Welcome to the QMP low-level shell!
Connected
(QEMU) guest-get-vcpus
{"return": [
{"online": true, "can-offline": false, "logical-id": 0},
{"online": true, "can-offline": true, "logical-id": 1},
{"online": true, "can-offline": true, "logical-id": 3}]}

Signed-off-by: Lin Ma <lma@suse.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
*fix build breakage by using PRId64 for sscanf
Signed-off-by: Michael Roth <michael.roth@amd.com>
2021-03-16 19:47:32 -05:00
Peter Maydell
0436c55edf * fix tracing vs -daemonize (Daniel)
* detect invalid CFI configuration (Daniele)
 * 32-bit PVH fix (David)
 * forward SCSI passthrough host-status to the SCSI HBA (Hannes)
 * detect ill-formed id in QMP object-add (Kevin)
 * miscellaneous bugfixes and cleanups (Keqian, Kostiantyn, myself, Peng Liang)
 * add nodelay option for chardev (myself)
 * deprecate -M kernel-irqchip=off on x86 (myself)
 * keep .d files (myself)
 * Fix -trace file (myself)
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Merge remote-tracking branch 'remotes/bonzini-gitlab/tags/for-upstream' into staging

* fix tracing vs -daemonize (Daniel)
* detect invalid CFI configuration (Daniele)
* 32-bit PVH fix (David)
* forward SCSI passthrough host-status to the SCSI HBA (Hannes)
* detect ill-formed id in QMP object-add (Kevin)
* miscellaneous bugfixes and cleanups (Keqian, Kostiantyn, myself, Peng Liang)
* add nodelay option for chardev (myself)
* deprecate -M kernel-irqchip=off on x86 (myself)
* keep .d files (myself)
* Fix -trace file (myself)

# gpg: Signature made Sat 06 Mar 2021 10:43:12 GMT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini-gitlab/tags/for-upstream: (23 commits)
  meson: Stop if cfi is enabled with system slirp
  trace: skip qemu_set_log_filename if no "-D" option was passed
  trace: fix "-trace file=..."
  meson: adjust timeouts for some slower tests
  build-sys: invoke ninja with -d keepdepfile
  qemu-option: do not suggest using the delay option
  scsi: move host_status handling into SCSI drivers
  scsi: inline sg_io_sense_from_errno() into the callers.
  scsi-generic: do not snoop the output of failed commands
  scsi: Add mapping for generic SCSI_HOST status to sense codes
  scsi: Rename linux-specific SG_ERR codes to generic SCSI_HOST error codes
  qemu-config: add error propagation to qemu_config_parse
  x86/pvh: extract only 4 bytes of start address for 32 bit kernels
  elf_ops: correct loading of 32 bit PVH kernel
  lsilogic: Use PCIDevice::exit instead of DeviceState::unrealize
  accel: kvm: Add aligment assert for kvm_log_clear_one_slot
  accel: kvm: Fix memory waste under mismatch page size
  vl.c: do not execute trace_init_backends() before daemonizing
  qom: Check for wellformed id in user_creatable_add_type()
  chardev: add nodelay option
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-03-08 13:51:41 +00:00
Kostiantyn Kostiuk
9f34101db0 qga-vss: Use dynamic linking for GLib
The current GLib version implements the DllMain function. DllMain is also
present in the provider.cpp code. So in the case of static linking, the
DllMain redefinition error occurs. For now, just switch to dynamic linking
and revert this patch when the issue will be solved.

See Glib issue for more details https://gitlab.gnome.org/GNOME/glib/-/issues/692

Signed-off-by: Kostiantyn Kostiuk <konstantin@daynix.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-03-06 11:41:54 +01:00
Eric Blake
96291f1343 qga: Utilize QAPI_LIST_APPEND in qmp_guest_network_get_interfaces
I found another spot that can benefit from using our macros instead of
open-coding qapi list creation.

Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <20210205171634.1491258-1-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-03-05 15:40:49 +01:00
Eric Blake
95b3a8c8a8 qapi: More complex uses of QAPI_LIST_APPEND
These cases require a bit more thought to review; in each case, the
code was appending to a list, but not with a FOOList **tail variable.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210113221013.390592-6-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Flawed change to qmp_guest_network_get_interfaces() dropped]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-01-28 08:08:45 +01:00
Eric Blake
c3033fd372 qapi: Use QAPI_LIST_APPEND in trivial cases
The easiest spots to use QAPI_LIST_APPEND are where we already have an
obvious pointer to the tail of a list.  While at it, consistently use
the variable name 'tail' for that purpose.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210113221013.390592-5-eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-01-28 08:08:45 +01:00
Paolo Bonzini
b846ab7c95 meson: convert wixl detection to Meson
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-01-23 15:55:05 -05:00
Peter Maydell
83734919c4 Further s390x updates:
- enhance the s390 devices acceptance test
 - tcg: improve carry computation
 - qga: send the ccw address with the fsinfo data
 - fixes for protected virtualisation and zpci
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Merge remote-tracking branch 'remotes/cohuck-gitlab/tags/s390x-20201222' into staging

Further s390x updates:
- enhance the s390 devices acceptance test
- tcg: improve carry computation
- qga: send the ccw address with the fsinfo data
- fixes for protected virtualisation and zpci

# gpg: Signature made Tue 22 Dec 2020 10:37:34 GMT
# gpg:                using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF
# gpg:                issuer "cohuck@redhat.com"
# gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [unknown]
# gpg:                 aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cohuck@kernel.org>" [unknown]
# gpg:                 aka "Cornelia Huck <cohuck@redhat.com>" [unknown]
# Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0  18CE DECF 6B93 C6F0 2FAF

* remotes/cohuck-gitlab/tags/s390x-20201222:
  tests/acceptance: Add a test with the Fedora 31 kernel and initrd
  s390x/pci: Fix memory_region_access_valid call
  s390x/pci: fix pcistb length
  tests/acceptance: Test the virtio-balloon device on s390x
  tests/acceptance: Test virtio-rng on s390 via /dev/hwrng
  tests/acceptance: Extract the code to clear dmesg and wait for CRW reports
  tests/acceptance: test hot(un)plug of ccw devices
  target/s390x: Improve SUB LOGICAL WITH BORROW
  target/s390x: Improve cc computation for SUBTRACT LOGICAL
  target/s390x: Improve ADD LOGICAL WITH CARRY
  target/s390x: Improve cc computation for ADD LOGICAL
  qga/commands-posix: Send CCW address on s390x with the fsinfo data
  MAINTAINERS: move my git tree to gitlab
  s390x: pv: Fence additional unavailable SCLP facilities for PV guests

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-01-01 18:19:44 +00:00
Thomas Huth
5b723a5d8d qga/commands-posix: Send CCW address on s390x with the fsinfo data
We need the CCW address on the libvirt side to correctly identify
the disk, so add this information to the GuestDiskAddress on s390x.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Michael Roth <michael.roth@amd.com>
Message-Id: <20201127082353.448251-1-thuth@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
2020-12-21 18:11:33 +01:00
Markus Armbruster
eab3a4678b qobject: Change qobject_to_json()'s value to GString
qobject_to_json() and qobject_to_json_pretty() build a GString, then
covert it to QString.  Just one of the callers actually needs a
QString: qemu_rbd_parse_filename().  A few others need a string they
can modify: qmp_send_response(), qga's send_response(), to_json_str(),
and qmp_fd_vsend_fds().  The remainder just need a string.

Change qobject_to_json() and qobject_to_json_pretty() to return the
GString.

qemu_rbd_parse_filename() now has to convert to QString.  All others
save a QString temporary.  to_json_str() actually becomes a bit
simpler, because GString provides more convenient modification
functions.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20201211171152.146877-6-armbru@redhat.com>
2020-12-19 10:38:43 +01:00
Eric Blake
54aa3de72e qapi: Use QAPI_LIST_PREPEND() where possible
Anywhere we create a list of just one item or by prepending items
(typically because order doesn't matter), we can use
QAPI_LIST_PREPEND().  But places where we must keep the list in order
by appending remain open-coded until later patches.

Note that as a side effect, this also performs a cleanup of two minor
issues in qga/commands-posix.c: the old code was performing
 new = g_malloc0(sizeof(*ret));
which 1) is confusing because you have to verify whether 'new' and
'ret' are variables with the same type, and 2) would conflict with C++
compilation (not an actual problem for this file, but makes
copy-and-paste harder).

Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <20201113011340.463563-5-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
[Straightforward conflicts due to commit a8aa94b5f8 "qga: update
schema for guest-get-disks 'dependents' field" and commit a10b453a52
"target/mips: Move mips_cpu_add_definition() from helper.c to cpu.c"
resolved.  Commit message tweaked.]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2020-12-19 10:20:14 +01:00
Markus Armbruster
9fc0ab5c9c qga: Tweak a guest-shutdown error message
Change

    Parameter 'mode' expects halt|powerdown|reboot

to

    Parameter 'mode' expects 'halt', 'powerdown', or 'reboot'

for consistency with similar error messages elsewhere.

Cc: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20201113082626.2725812-9-armbru@redhat.com>
2020-12-10 17:16:44 +01:00
Markus Armbruster
ac84b0fa28 qga: Replace an unreachable error by abort()
check_suspend_mode()'s error message

    Parameter 'mode' expects GuestSuspendMode

makes no sense to users: GuestSuspendMode is a C enum.  Fortunately,
it is unreachable.  Replace it by abort().

Cc: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20201113082626.2725812-8-armbru@redhat.com>
2020-12-10 17:16:44 +01:00
Stefan Weil
dccdb0f82a meson: Fix build with --disable-guest-agent-msi
The QGA MSI target requires several macros which are only available
without --disable-guest-agent-msi.

Don't define that target if configure was called with --disable-guest-agent-msi.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Message-Id: <20201117201834.408892-1-sw@weilnetz.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-11-18 09:30:07 +01:00
Michael Roth
a8aa94b5f8 qga: update schema for guest-get-disks 'dependents' field
The recently-added 'guest-get-disk' command returns a list of
GuestDiskInfo entries, which in turn have a 'dependents' field which
lists devices these entries are dependent upon. Thus, 'dependencies'
is a better name for this field. Address this by renaming the field
accordingly.

Additionally, 'dependents' is specified as non-optional, even though
it's not implemented for w32. This is misleading, since it gives users
the impression that a particular disk might not have dependencies,
when in reality that information is simply not known to the guest
agent. Address this by making 'dependents' an optional field, and only
marking it as in-use when the facilities to obtain this information are
available to the guest agent.

Cc: Eric Blake <eblake@redhat.com>
Cc: Tomáš Golembiovský <tgolembi@redhat.com>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-16 10:48:11 -06:00
Michael Roth
b1b9ab1c04 qga: fix missing closedir() in qmp_guest_get_disks()
We opendir("/sys/block") at the beginning of the function, but we never
close it prior to returning.

Fixes: Coverity CID 1436130
Fixes: fed3956429 ("qga: add implementation of guest-get-disks for Linux")
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Tomáš Golembiovský <tgolembi@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-09 14:07:14 -06:00
Marc-André Lureau
cad97c08a1 qga: add ssh-get-authorized-keys
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
*fix-up merge conflicts due to qga-ssh-test being disabled in earlier
 patch due to G_TEST_OPTION_ISOLATE_DIRS triggering build-oss-fuzz
 leak detector.
*fix up style and disallowed g_assert* usage reported by checkpatch
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 20:04:13 -06:00
Marc-André Lureau
2a127f96a5 meson: minor simplification
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 20:02:21 -06:00
Michael Roth
0e3c94758e qga: add *reset argument to ssh-add-authorized-keys
I prefer 'reset' over 'clear', since 'clear' and keys may have some
other relations or meaning.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
*fix disallowed g_assert* usage reported by checkpatch
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 20:01:44 -06:00
Marc-André Lureau
8d769ec777 qga: add ssh-{add,remove}-authorized-keys
Add new commands to add and remove SSH public keys from
~/.ssh/authorized_keys.

I took a different approach for testing, including the unit tests right
with the code. I wanted to overwrite the function to get the user
details, I couldn't easily do that over QMP. Furthermore, I prefer
having unit tests very close to the code, and unit files that are domain
specific (commands-posix is too crowded already). FWIW, that
coding/testing style is Rust-style (where tests can or should even be
part of the documentation!).

Fixes:
https://bugzilla.redhat.com/show_bug.cgi?id=1885332

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
*squashed in fix-ups for setting file ownership and use of QAPI
 conditionals for CONFIG_POSIX instead of stub definitions
*disable qga-ssh-test for now due to G_TEST_OPTION_ISOLATE_DIRS
 triggering leak detector in build-oss-fuzz
*fix disallowed g_assert* usage reported by checkpatch
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 19:58:15 -06:00
Tomáš Golembiovský
c67d2efd9d qga: add implementation of guest-get-disks for Windows
The command lists all the physical disk drives. Unlike for Linux
partitions and virtual volumes are not listed.

Example output:

{
  "return": [
    {
      "name": "\\\\.\\PhysicalDrive0",
      "partition": false,
      "address": {
        "serial": "QM00001",
        "bus-type": "sata",
        ...
      },
      "dependents": []
    }
  ]
}

Signed-off-by: Tomáš Golembiovský <tgolembi@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 11:36:16 -06:00
Tomáš Golembiovský
fed3956429 qga: add implementation of guest-get-disks for Linux
The command lists all disks (real and virtual) as well as disk
partitions. For each disk the list of dependent disks is also listed and
/dev path is used as a handle so it can be matched with "name" field of
other returned disk entries. For disk partitions the "dependents" list
is populated with the the parent device for easier tracking of
hierarchy.

Example output:
{
  "return": [
    ...
    {
      "name": "/dev/dm-0",
      "partition": false,
      "dependents": [
        "/dev/sda2"
      ],
      "alias": "luks-7062202e-5b9b-433e-81e8-6628c40da9f7"
    },
    {
      "name": "/dev/sda2",
      "partition": true,
      "dependents": [
        "/dev/sda"
      ]
    },
    {
      "name": "/dev/sda",
      "partition": false,
      "address": {
        "serial": "SAMSUNG_MZ7LN512HCHP-000L1_S1ZKNXAG822493",
        "bus-type": "sata",
        ...
        "dev": "/dev/sda",
        "target": 0
      },
      "dependents": []
    },
    ...
  ]
}

Signed-off-by: Tomáš Golembiovský <tgolembi@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
*add missing stub for !defined(CONFIG_FSFREEZE)
*remove unused deps_dir variable
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 11:32:15 -06:00
Tomáš Golembiovský
c27ea3f9ef qga: add command guest-get-disks
Add API and stubs for new guest-get-disks command.

The command guest-get-fsinfo can be used to list information about disks
and partitions but it is limited only to mounted disks with filesystem.
This new command should allow listing information about disks of the VM
regardles whether they are mounted or not. This can be usefull for
management applications for mapping virtualized devices or pass-through
devices to device names in the guest OS.

Signed-off-by: Tomáš Golembiovský <tgolembi@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 08:14:36 -06:00
Markus Armbruster
0083124b3a qga: Flatten simple union GuestDeviceId
Simple unions are simpler than flat unions in the schema, but more
complicated in C and on the QMP wire: there's extra indirection in C
and extra nesting on the wire, both pointless.  They should be avoided
in new code.

GuestDeviceId was recently added for guest-get-devices.  Convert it to
a flat union.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 08:14:36 -06:00
Markus Armbruster
939caddc2c qga-win: Fix guest-get-devices error API violations
The Error ** argument must be NULL, &error_abort, &error_fatal, or a
pointer to a variable containing NULL.  Passing an argument of the
latter kind twice without clearing it in between is wrong: if the
first call sets an error, it no longer points to NULL for the second
call.

qmp_guest_get_devices() is wrong that way: it calls error_setg() in a
loop.

If no iteration fails, the function returns a value and sets no error.
Okay.

If exactly one iteration fails, the function returns a value and sets
an error.  Wrong.

If multiple iterations fail, the function trips error_setv()'s
assertion.

Fix it to return immediately on error.

Perhaps the failure to convert the driver version to UTF-8 should not
be an error.  We could simply not report the botched version string
instead.

Drop a superfluous continue while there.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 08:14:36 -06:00
Markus Armbruster
a88bceef78 qga: Use common time encoding for guest-get-devices 'driver-date'
guest-get-devices returns 'driver-date' as string in the format
YYYY-MM-DD.  Goes back to recent commit 2e4211cee4 "qga: add command
guest-get-devices for reporting VirtIO devices".

We should avoid use of multiple encodings for the same kind of data.
Especially string encodings.  Change it to return nanoseconds since
the epoch, like guest-get-time does.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 08:14:35 -06:00
Markus Armbruster
b519e2e982 qga: Rename guest-get-devices return member 'address' to 'id'
Member 'address' is union GuestDeviceAddress with a single branch
GuestDeviceAddressPCI, containing PCI vendor ID and device ID.  This
is not a PCI address.  Type GuestPCIAddress is.  Messed up in recent
commit 2e4211cee4 "qga: add command guest-get-devices for reporting
VirtIO devices".

Rename type GuestDeviceAddressPCI to GuestDeviceIdPCI, type
GuestDeviceAddress to GuestDeviceId, and member 'address' to 'id'.

Document the member properly while there.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Michael Roth <michael.roth@amd.com>
2020-11-02 08:14:35 -06:00
Kevin Wolf
41725fa7ed qmp: Call monitor_set_cur() only in qmp_dispatch()
The correct way to set the current monitor for a coroutine handler will
be different than for a blocking handler, so monitor_set_cur() needs to
be called in qmp_dispatch().

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20201005155855.256490-7-kwolf@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2020-10-09 07:08:19 +02:00
Paolo Bonzini
a9eacf8b4d qga: relocate path to default configuration and hook
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-09-30 19:11:36 +02:00
Marc-André Lureau
18240fdcaa meson: fix MSI rule
The environment variables can't be passed through an env: argument
yet (meson#2723), use 'env' as suggested in:
https://github.com/mesonbuild/meson/issues/2723#issuecomment-348630957

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-09-30 19:09:19 +02:00
Peter Maydell
ac741a9e81 qga/qapi-schema.json: Add some headings
Add some section headings to the QGA json; this is purely so that we
have some H1 headings, as otherwise each command ends up being
visible in the interop/ manual's table of contents.  In an ideal
world there might be a proper 'Introduction' section the way there is
in qapi/qapi-schema.json.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20200925162316.21205-12-peter.maydell@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2020-09-29 17:55:39 +02:00
Peter Maydell
db16115f87 docs/interop: Convert qemu-ga-ref to rST
Convert qemu-ga-ref to rST format. This includes dropping
the plain-text, pdf and info format outputs for this document;
as with all our other Sphinx-based documentation, we provide
HTML and manpage only.

The qemu-ga-ref.rst is somewhat more stripped down than
the .texi was, because we do not (currently) attempt to
generate indexes for the commands, events and data types
being documented.

As the GA ref is now part of the Sphinx 'interop' manual,
we can delete the direct link from index.html.in.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20200925162316.21205-9-peter.maydell@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Unicode legacy literal dumbed down to plain string literal, TODO
comment on displaying QEMU version added]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2020-09-29 17:55:39 +02:00
Stefan Hajnoczi
d73415a315 qemu/atomic.h: rename atomic_ to qatomic_
clang's C11 atomic_fetch_*() functions only take a C11 atomic type
pointer argument. QEMU uses direct types (int, etc) and this causes a
compiler error when a QEMU code calls these functions in a source file
that also included <stdatomic.h> via a system header file:

  $ CC=clang CXX=clang++ ./configure ... && make
  ../util/async.c:79:17: error: address argument to atomic operation must be a pointer to _Atomic type ('unsigned int *' invalid)

Avoid using atomic_*() names in QEMU's atomic.h since that namespace is
used by <stdatomic.h>. Prefix QEMU's APIs with 'q' so that atomic.h
and <stdatomic.h> can co-exist. I checked /usr/include on my machine and
searched GitHub for existing "qatomic_" users but there seem to be none.

This patch was generated using:

  $ git grep -h -o '\<atomic\(64\)\?_[a-z0-9_]\+' include/qemu/atomic.h | \
    sort -u >/tmp/changed_identifiers
  $ for identifier in $(</tmp/changed_identifiers); do
        sed -i "s%\<$identifier\>%q$identifier%g" \
            $(git grep -I -l "\<$identifier\>")
    done

I manually fixed line-wrap issues and misaligned rST tables.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20200923105646.47864-1-stefanha@redhat.com>
2020-09-23 16:07:44 +01:00
Peter Maydell
5e0a8fda65 * Fix "readlink -f" problem in iotests on macOS (to fix the Cirrus-CI tests)
* Some minor qtest improvements
 * Fix the unit tests to work on MSYS2, too
 * Enable building and testing on MSYS2 in the Cirrus-CI
 * Build FreeBSD with one task again in the Cirrus-CI
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Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2020-09-16' into staging

* Fix "readlink -f" problem in iotests on macOS (to fix the Cirrus-CI tests)
* Some minor qtest improvements
* Fix the unit tests to work on MSYS2, too
* Enable building and testing on MSYS2 in the Cirrus-CI
* Build FreeBSD with one task again in the Cirrus-CI

# gpg: Signature made Wed 16 Sep 2020 12:24:29 BST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/huth-gitlab/tags/pull-request-2020-09-16: (24 commits)
  cirrus: Building freebsd in a single shot
  ci: Enable msys2 ci in cirrus
  tests: Fixes test-qdev-global-props.c
  tests: fix test-util-sockets.c
  tests: Fixes test-io-channel-file by mask only owner file state mask bits
  tests: fixes aio-win32 about aio_remove_fd_handler, get it consistence with aio-posix.c
  tests: Fixes test-io-channel-socket.c tests under msys2/mingw
  vmstate: Fixes test-vmstate.c on msys2/mingw
  meson: remove empty else and duplicated gio deps
  meson: Use -b to ignore CR vs. CR-LF issues on Windows
  osdep: file locking functions are not available on Win32
  tests: test-replication disable /replication/secondary/* on msys2/mingw.
  tests: Fixes test-replication.c on msys2/mingw.
  meson: disable crypto tests are empty under win32
  meson: Disable test-char on msys2/mingw for fixing tests stuck
  rcu: fixes test-logging.c by call drain_call_rcu before rmdir_full
  tests: Convert g_free to g_autofree macro in test-logging.c
  rcu: Implement drain_call_rcu
  qga/commands-win32: Fix problem with redundant protype declaration
  Simplify the .gitignore file
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-09-17 13:38:08 +01:00
Daniel P. Berrangé
448058aa99 util: rename qemu_open() to qemu_open_old()
We want to introduce a new version of qemu_open() that uses an Error
object for reporting problems and make this it the preferred interface.
Rename the existing method to release the namespace for the new impl.

Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
2020-09-16 10:33:48 +01:00
Thomas Huth
37d98abdc7 qga/commands-win32: Fix problem with redundant protype declaration
When compiling QEMU with MSYS2 on Windows, there is currently the
following error:

../qga/commands-win32.c:62:24: error: redundant redeclaration of
 'CM_Get_DevNode_PropertyW' [-Werror=redundant-decls]
   62 | CMAPI CONFIGRET WINAPI CM_Get_DevNode_PropertyW(
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from ../qga/commands-win32.c:26:
C:/tools/msys64/mingw64/x86_64-w64-mingw32/include/cfgmgr32.h:840:26: note:
 previous declaration of 'CM_Get_DevNode_PropertyW' was here
  840 |   CMAPI CONFIGRET WINAPI CM_Get_DevNode_PropertyW(DEVINST dnDevInst,
   const DEVPROPKEY *PropertyKey, DEVPROPTYPE *PropertyType, PBYTE PropertyBuffer,
   PULONG PropertyBufferSize, ULONG ulFlags);

Seems like this protype is sometimes available in the cfgmgr32.h
header, and sometimes not. Let's silence the compiler warning here
to let the build pass with -Werror, too.

Message-Id: <20200915114757.55635-1-thuth@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-09-16 08:41:06 +02:00
Tomáš Golembiovský
2e4211cee4 qga: add command guest-get-devices for reporting VirtIO devices
Add command for reporting devices on Windows guest. The intent is not so
much to report the devices but more importantly the driver (and its
version) that is assigned to the device. This gives caller the
information whether VirtIO drivers are installed and/or whether
inadequate driver is used on a device (e.g. QXL device with base VGA
driver).

Example:
[
    {
      "driver-date": "2019-08-12",
      "driver-name": "Red Hat VirtIO SCSI controller",
      "driver-version": "100.80.104.17300",
      "address": {
        "type": "pci",
        "data": {
          "device-id": 4162,
          "vendor-id": 6900
        }
      }
    },
    ...
]

Signed-off-by: Tomáš Golembiovský <tgolembi@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
*remove redundant glib autoptr declaration for GuestDeviceInfo
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
2020-09-12 20:37:48 -05:00
Thomas Huth
23843c129d qga/commands-posix: Support fsinfo for non-PCI virtio devices, too
QEMU on s390x uses virtio via channel I/O instead of PCI by default.
Add a function to detect and provide information for virtio-scsi and
virtio-block devices here, too.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
2020-09-12 20:36:20 -05:00
Thomas Huth
43dadc431b qga/commands-posix: Move the udev code from the pci to the generic function
The libudev-related code is independent from the other pci-related code
and can be re-used for non-pci devices (like ccw devices on s390x). Thus
move this part to the generic function.

Buglink: https://bugzilla.redhat.com/show_bug.cgi?id=1755075
Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
2020-09-12 20:36:20 -05:00
Thomas Huth
d9fe4f0fea qga/commands-posix: Rework build_guest_fsinfo_for_real_device() function
We are going to support non-PCI devices soon. For this we need to split
the generic GuestDiskAddress and GuestDiskAddressList memory allocation
and list chaining into a separate function first.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
2020-09-12 20:36:20 -05:00
Marc-André Lureau
8ab1aabc5d meson: install $localstatedir/run for qga
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20200826130622.553318-6-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-09-01 01:51:52 -04:00