[libvirt] [PATCH v1 15/23] lock_driver_lockd: Implement remember and recall APIs

Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/locking/lock_driver_lockd.c | 87 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) diff --git a/src/locking/lock_driver_lockd.c b/src/locking/lock_driver_lockd.c index c974d60..70ed45d 100644 --- a/src/locking/lock_driver_lockd.c +++ b/src/locking/lock_driver_lockd.c @@ -775,6 +775,90 @@ static int virLockManagerLockDaemonInquire(virLockManagerPtr lock ATTRIBUTE_UNUS return 0; } +static int +virLockManagerLockDaemonRemember(virLockManagerPtr lock, + const char *path, + const char *model, + const char *label) +{ + virNetClientPtr client = NULL; + virNetClientProgramPtr program = NULL; + virLockSpaceProtocolRememberSeclabelArgs args; + int counter = 0; + int rv = -1; + + memset(&args, 0, sizeof(args)); + + if (!(client = virLockManagerLockDaemonConnect(lock, &program, &counter))) + goto cleanup; + + args.path = (char *)path; + args.model = (char *)model; + args.label = (char *)label; + + if (virNetClientProgramCall(program, + client, + counter++, + VIR_LOCK_SPACE_PROTOCOL_PROC_REMEMBER_SECLABEL, + 0, NULL, NULL, NULL, + (xdrproc_t)xdr_virLockSpaceProtocolRememberSeclabelArgs, &args, + (xdrproc_t)xdr_void, NULL) < 0) + goto cleanup; + rv = 0; + + cleanup: + virNetClientClose(client); + virObjectUnref(client); + virObjectUnref(program); + + return rv; +} + +static int +virLockManagerLockDaemonRecall(virLockManagerPtr lock, + const char *path, + const char *model, + char **label) +{ + virNetClientPtr client = NULL; + virNetClientProgramPtr program = NULL; + virLockSpaceProtocolRecallSeclabelArgs args; + virLockSpaceProtocolRecallSeclabelRet ret; + int counter = 0; + int rv = -1; + + memset(&args, 0, sizeof(args)); + memset(&ret, 0, sizeof(ret)); + + if (!(client = virLockManagerLockDaemonConnect(lock, &program, &counter))) + goto cleanup; + + args.path = (char *)path; + args.model = (char *)model; + + if (virNetClientProgramCall(program, + client, + counter++, + VIR_LOCK_SPACE_PROTOCOL_PROC_RECALL_SECLABEL, + 0, NULL, NULL, NULL, + (xdrproc_t)xdr_virLockSpaceProtocolRecallSeclabelArgs, &args, + (xdrproc_t)xdr_virLockSpaceProtocolRecallSeclabelRet, &ret) < 0) + goto cleanup; + + if (ret.ret == 0 && label) + *label = *ret.label; + + rv = ret.ret; + + cleanup: + VIR_FREE(ret.label); + virNetClientClose(client); + virObjectUnref(client); + virObjectUnref(program); + + return rv; +} + virLockDriver virLockDriverImpl = { .version = VIR_LOCK_MANAGER_VERSION, @@ -792,4 +876,7 @@ virLockDriver virLockDriverImpl = .drvRelease = virLockManagerLockDaemonRelease, .drvInquire = virLockManagerLockDaemonInquire, + + .drvRemember = virLockManagerLockDaemonRemember, + .drvRecall = virLockManagerLockDaemonRecall, }; -- 2.4.9