[libvirt] [PATCH v5 11/20] qemu: add qemuSecurityStartVhostUserGPU helper

From: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; See function documentation. Used in a following patch. Signed-off-by: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; Reviewed-by: Cole Robinson <crobinso(a)redhat.com&gt; --- src/qemu/qemu_security.c | 40 ++++++++++++++++++++++++++++++++++++++++ src/qemu/qemu_security.h | 6 ++++++ 2 files changed, 46 insertions(+) diff --git a/src/qemu/qemu_security.c b/src/qemu/qemu_security.c index 91dd34f0e7..63808c2d17 100644 --- a/src/qemu/qemu_security.c +++ b/src/qemu/qemu_security.c @@ -433,6 +433,46 @@ qemuSecurityRestoreChardevLabel(virQEMUDriverPtr driver, } +/* + * qemuSecurityStartVhostUserGPU: + * + * @driver: the QEMU driver + * @vm: the domain object + * @cmd: the command to run + * @existstatus: pointer to int returning exit status of process + * @cmdret: pointer to int returning result of virCommandRun + * + * Start the vhost-user-gpu process with approriate labels. + * This function returns -1 on security setup error, 0 if all the + * setup was done properly. In case the virCommand failed to run + * 0 is returned but cmdret is set appropriately with the process + * exitstatus also set. + */ +int +qemuSecurityStartVhostUserGPU(virQEMUDriverPtr driver, + virDomainObjPtr vm, + virCommandPtr cmd, + int *exitstatus, + int *cmdret) +{ + if (virSecurityManagerSetChildProcessLabel(driver->securityManager, + vm->def, cmd) < 0) + return -1; + + if (virSecurityManagerPreFork(driver->securityManager) < 0) + return -1; + + *cmdret = virCommandRun(cmd, exitstatus); + + virSecurityManagerPostFork(driver->securityManager); + + if (*cmdret < 0) + return -1; + + return 0; +} + + /* * qemuSecurityStartTPMEmulator: * diff --git a/src/qemu/qemu_security.h b/src/qemu/qemu_security.h index 224a4d61c9..c8a4bd8220 100644 --- a/src/qemu/qemu_security.h +++ b/src/qemu/qemu_security.h @@ -77,6 +77,12 @@ int qemuSecurityRestoreChardevLabel(virQEMUDriverPtr driver, virDomainObjPtr vm, virDomainChrDefPtr chr); +int qemuSecurityStartVhostUserGPU(virQEMUDriverPtr driver, + virDomainObjPtr vm, + virCommandPtr cmd, + int *exitstatus, + int *cmdret); + int qemuSecurityStartTPMEmulator(virQEMUDriverPtr driver, virDomainObjPtr vm, virCommandPtr cmd, -- 2.23.0