Re: [PATCH v2 17/21] qemu: add qemu-rdp helper unit

From: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; Helpers to start the qemu-rdp server and set it up. Signed-off-by: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; --- po/POTFILES | 1 + src/qemu/meson.build | 1 + src/qemu/qemu_domain.c | 1 + src/qemu/qemu_domain.h | 2 + src/qemu/qemu_rdp.c | 405 +++++++++++++++++++++++++++++++++++++++++ src/qemu/qemu_rdp.h | 71 ++++++++ 6 files changed, 481 insertions(+) create mode 100644 src/qemu/qemu_rdp.c create mode 100644 src/qemu/qemu_rdp.h diff --git a/src/qemu/qemu_rdp.c b/src/qemu/qemu_rdp.c new file mode 100644 index 0000000000..e881b74ee3 --- /dev/null +++ b/src/qemu/qemu_rdp.c @@ -0,0 +1,405 @@ +/* + * qemu_rdp.c: QEMU Rdp support + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library. If not, see + * <http://www.gnu.org/licenses/>;. + */ + +#include <config.h> + +#include <gio/gio.h> + +#include "qemu_dbus.h" +#include "qemu_extdevice.h" +#include "qemu_security.h" +#include "qemu_rdp.h" +#include "virenum.h" +#include "virerror.h" +#include "virjson.h" +#include "virlog.h" +#include "virpidfile.h" +#include "virutil.h" +#include "virgdbus.h" + +#define VIR_FROM_THIS VIR_FROM_NONE + +VIR_LOG_INIT("qemu.rdp"); + +VIR_ENUM_IMPL(qemuRdpFeature, + QEMU_RDP_FEATURE_LAST, + "", + "dbus-address", + "remotefx" +); + +#define ORG_QEMUDISPLAY_RDP "org.QemuDisplay.RDP" +#define ORG_QEMUDISPLAY_RDP_PATH "/org/qemu_display/rdp" +#define ORG_QEMUDISPLAY_RDP_IFACE "org.QemuDisplay.RDP" + + +void +qemuRdpFree(qemuRdp *rdp) +{ + if (!rdp) + return; + + virBitmapFree(rdp->features); + g_free(rdp); +} + + +void +qemuRdpSetFeature(qemuRdp *rdp, + qemuRdpFeature feature) +{ + ignore_value(virBitmapSetBit(rdp->features, feature)); +} + + +bool +qemuRdpHasFeature(const qemuRdp *rdp, + qemuRdpFeature feature) +{ + return virBitmapIsBitSet(rdp->features, feature); +} + + +qemuRdp * +qemuRdpNew(void) +{ + g_autoptr(qemuRdp) rdp = g_new0(qemuRdp, 1); + + rdp->features = virBitmapNew(QEMU_RDP_FEATURE_LAST); + rdp->pid = -1; + + return g_steal_pointer(&rdp); +} + + +qemuRdp * +qemuRdpNewForHelper(const char *helper) +{ + g_autoptr(qemuRdp) rdp = NULL; + g_autoptr(virCommand) cmd = NULL; + g_autofree char *output = NULL; + g_autoptr(virJSONValue) doc = NULL; + virJSONValue *featuresJSON; + g_autofree char *helperPath = NULL; + size_t i, nfeatures; + + helperPath = virFindFileInPath(helper); + if (!helperPath) { + virReportSystemError(errno, + _("'%1$s' is not a suitable qemu-rdp helper name"), + helper); + return NULL; + } + + rdp = qemuRdpNew(); + cmd = virCommandNewArgList(helperPath, "--print-capabilities", NULL); + virCommandSetOutputBuffer(cmd, &output); + if (virCommandRun(cmd, NULL) < 0) + return NULL; + + if (!(doc = virJSONValueFromString(output)) || + !(featuresJSON = virJSONValueObjectGetArray(doc, "features"))) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("unable to parse json capabilities '%1$s'"),