Scenario is with two domains with same VNC websocket port. - start first domain - start second, it will fail as port is occupied As a result port will be released which breaks port reservation logic. Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy@xxxxxxxxxx> --- src/conf/domain_conf.h | 1 + src/qemu/qemu_process.c | 10 ++++++---- 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index 694491cd63..88a411d00c 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -1901,6 +1901,7 @@ struct _virDomainGraphicsDef { bool portReserved; int websocket; bool websocketGenerated; + bool websocketReserved; bool autoport; char *keymap; virDomainGraphicsAuthDef auth; diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c index cae87cdeca..9c7583a10b 100644 --- a/src/qemu/qemu_process.c +++ b/src/qemu/qemu_process.c @@ -4678,9 +4678,11 @@ qemuProcessGraphicsReservePorts(virDomainGraphicsDef *graphics, return -1; graphics->data.vnc.portReserved = true; } - if (graphics->data.vnc.websocket > 0 && - virPortAllocatorSetUsed(graphics->data.vnc.websocket) < 0) - return -1; + if (graphics->data.vnc.websocket > 0) { + if (virPortAllocatorSetUsed(graphics->data.vnc.websocket) < 0) + return -1; + graphics->data.vnc.websocketReserved = true; + } break; case VIR_DOMAIN_GRAPHICS_TYPE_SPICE: @@ -8270,7 +8272,7 @@ void qemuProcessStop(virQEMUDriver *driver, virPortAllocatorRelease(graphics->data.vnc.websocket); graphics->data.vnc.websocketGenerated = false; graphics->data.vnc.websocket = -1; - } else if (graphics->data.vnc.websocket) { + } else if (graphics->data.vnc.websocketReserved) { virPortAllocatorRelease(graphics->data.vnc.websocket); } } -- 2.35.1