qemu: process: Setup disk secrets when preparing disks

Setup everything related to disks in one place rather than calling in
from various places.

The change to ordering of the setup steps is necessary since secrets
need the master key to be present.

src/qemu/qemu_domain.c

@@ -1647,10 +1647,7 @@ qemuDomainSecretPrepare(virConnectPtr conn,
     size_t i;
     int ret = -1;
 
-    for (i = 0; i < vm->def->ndisks; i++) {
-        if (qemuDomainSecretDiskPrepare(conn, priv, vm->def->disks[i]) < 0)
-            goto cleanup;
-    }
+    /* disk secrets are prepared when preparing disks */
 
     for (i = 0; i < vm->def->nhostdevs; i++) {
         if (qemuDomainSecretHostdevPrepare(conn, priv,

src/qemu/qemu_process.c

@@ -5343,6 +5343,7 @@ static int
 qemuProcessPrepareDomainStorage(virConnectPtr conn,
                                 virQEMUDriverPtr driver,
                                 virDomainObjPtr vm,
+                                qemuDomainObjPrivatePtr priv,
                                 virQEMUDriverConfigPtr cfg,
                                 unsigned int flags)
 {
@@ -5363,6 +5364,9 @@ qemuProcessPrepareDomainStorage(virConnectPtr conn,
 
         if (qemuDomainPrepareDiskSourceTLS(disk->src, cfg) < 0)
             return -1;
+
+        if (qemuDomainSecretDiskPrepare(conn, priv, disk) < 0)
+            return -1;
     }
 
     return 0;
@@ -5467,18 +5471,18 @@ qemuProcessPrepareDomain(virConnectPtr conn,
     if (qemuProcessSetupGraphics(driver, vm, flags) < 0)
         goto cleanup;
 
-    VIR_DEBUG("Setting up storage");
-    if (qemuProcessPrepareDomainStorage(conn, driver, vm, cfg, flags) < 0)
-        goto cleanup;
-
     VIR_DEBUG("Create domain masterKey");
     if (qemuDomainMasterKeyCreate(vm) < 0)
         goto cleanup;
 
+    VIR_DEBUG("Setting up storage");
+    if (qemuProcessPrepareDomainStorage(conn, driver, vm, priv, cfg, flags) < 0)
+        goto cleanup;
+
     VIR_DEBUG("Prepare chardev source backends for TLS");
     qemuDomainPrepareChardevSource(vm->def, cfg);
 
-    VIR_DEBUG("Add secrets to disks, hostdevs, and chardevs");
+    VIR_DEBUG("Add secrets to hostdevs and chardevs");
     if (qemuDomainSecretPrepare(conn, driver, vm) < 0)
         goto cleanup;