[libvirt] [PATCH v2 4/5] vz: set boot from disk for CT only when there is no root filesystem

[Maxim Nestratov]

Before, boot devices information for CTs was always empty and we
didn't indicate that containers can boot from disk.

Signed-off-by: Maxim Nestratov <mnestratov at virtuozzo.com>
---
 src/vz/vz_sdk.c | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/src/vz/vz_sdk.c b/src/vz/vz_sdk.c
index 54a21a3..cc077f5 100644
--- a/src/vz/vz_sdk.c
+++ b/src/vz/vz_sdk.c
@@ -1704,8 +1704,23 @@ prlsdkBootOrderCheck(PRL_HANDLE sdkdom, PRL_DEVICE_TYPE sdkType, int sdkIndex,
     return ret;
 }
 
+static void
+prlsdkConvertBootOrderCt(virDomainDefPtr def)
+{
+    size_t i;
+    for (i = 0; i < def->nfss; i++) {
+
+        if (STREQ(def->fss[i]->dst, "/")) {
+            def->os.nBootDevs = 0;
+            return;
+        }
+    }
+    def->os.nBootDevs = 1;
+    def->os.bootDevs[0] = VIR_DOMAIN_BOOT_DISK;
+}
+
 static int
-prlsdkConvertBootOrder(PRL_HANDLE sdkdom, virDomainDefPtr def)
+prlsdkConvertBootOrderVm(PRL_HANDLE sdkdom, virDomainDefPtr def)
 {
     int ret = -1;
     PRL_RESULT pret;
@@ -1864,8 +1879,12 @@ prlsdkLoadDomain(vzDriverPtr driver,
         goto error;
 
     /* depends on prlsdkAddDomainHardware */
-    if (prlsdkConvertBootOrder(sdkdom, def) < 0)
-        goto error;
+    if (IS_CT(def)) {
+        prlsdkConvertBootOrderCt(def);
+    } else {
+        if (prlsdkConvertBootOrderVm(sdkdom, def) < 0)
+            goto error;
+    }
 
     pret = PrlVmCfg_GetEnvId(sdkdom, &envId);
     prlsdkCheckRetGoto(pret, error);
-- 
2.4.11