[PATCH 3/7] Update remote API to support multiples security labels

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---
 daemon/remote.c              |   49 ++++++++++++++++++++++++++++++++++++++++++
 include/libvirt/libvirt.h.in |    3 ++
 python/generator.py          |    1 +
 src/libvirt.c                |   49 ++++++++++++++++++++++++++++++++++++++++++
 src/libvirt_private.syms     |    3 ++
 src/libvirt_public.syms      |    1 +
 src/remote/remote_driver.c   |   42 ++++++++++++++++++++++++++++++++++++
 src/remote/remote_protocol.x |   14 ++++++++++-
 src/remote_protocol-structs  |    1 +
 9 files changed, 161 insertions(+), 2 deletions(-)

diff --git a/daemon/remote.c b/daemon/remote.c
index 16a8a05..03799bf 100644
--- a/daemon/remote.c
+++ b/daemon/remote.c
@@ -1341,6 +1341,55 @@ cleanup:
 }
 
 static int
+remoteDispatchDomainGetSecurityLabelList(virNetServerPtr server ATTRIBUTE_UNUSED,
+                                         virNetServerClientPtr client ATTRIBUTE_UNUSED,
+                                         virNetMessagePtr msg ATTRIBUTE_UNUSED,
+                                         virNetMessageErrorPtr rerr,
+                                         remote_domain_get_security_label_list_args *args,
+                                         remote_domain_get_security_label_list_ret *ret)
+{
+    virDomainPtr dom = NULL;
+    virSecurityLabelPtr seclabel = NULL;
+    int rv = -1;
+    struct daemonClientPrivate *priv =
+        virNetServerClientGetPrivateData(client);
+
+    if (!priv->conn) {
+        virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
+        goto cleanup;
+    }
+
+    if (!(dom = get_nonnull_domain(priv->conn, args->dom)))
+        goto cleanup;
+
+    if (VIR_ALLOC(seclabel) < 0) {
+        virReportOOMError();
+        goto cleanup;
+    }
+
+    if (virDomainGetSecurityLabelList(dom, seclabel, args->nlabels) < 0)
+        goto cleanup;
+
+    ret->label.label_len = strlen(seclabel->label) + 1;
+    if (VIR_ALLOC_N(ret->label.label_val, ret->label.label_len) < 0) {
+        virReportOOMError();
+        goto cleanup;
+    }
+    strcpy(ret->label.label_val, seclabel->label);
+    ret->enforcing = seclabel->enforcing;
+
+    rv = 0;
+
+cleanup:
+    if (rv < 0)
+        virNetMessageSaveError(rerr);
+    if (dom)
+        virDomainFree(dom);
+    VIR_FREE(seclabel);
+    return rv;
+}
+
+static int
 remoteDispatchNodeGetSecurityModel(virNetServerPtr server ATTRIBUTE_UNUSED,
                                    virNetServerClientPtr client ATTRIBUTE_UNUSED,
                                    virNetMessagePtr msg ATTRIBUTE_UNUSED,
diff --git a/include/libvirt/libvirt.h.in b/include/libvirt/libvirt.h.in
index a817db8..fdcffd1 100644
--- a/include/libvirt/libvirt.h.in
+++ b/include/libvirt/libvirt.h.in
@@ -1539,6 +1539,9 @@ int                     virDomainSetMemoryFlags (virDomainPtr domain,
 int                     virDomainGetMaxVcpus    (virDomainPtr domain);
 int                     virDomainGetSecurityLabel (virDomainPtr domain,
                                                    virSecurityLabelPtr seclabel);
+int                     virDomainGetSecurityLabelList (virDomainPtr domain,
+                                                       virSecurityLabelPtr seclabel,
+                                                       int nseclabels);
 
 typedef enum {
     VIR_DOMAIN_METADATA_DESCRIPTION = 0, /* Operate on <description> */
diff --git a/python/generator.py b/python/generator.py
index 9530867..2753d43 100755
--- a/python/generator.py
+++ b/python/generator.py
@@ -446,6 +446,7 @@ skip_function = (
     'virConnectOpenAuth', # Python C code is manually written
     'virDefaultErrorFunc', # Python virErrorFuncHandler impl calls this from C
     'virDomainGetSecurityLabel', # Needs investigation...
+    'virDomainGetSecurityLabelList', # Needs investigation...
     'virNodeGetSecurityModel', # Needs investigation...
     'virConnectDomainEventRegister',   # overridden in virConnect.py
     'virConnectDomainEventDeregister', # overridden in virConnect.py
diff --git a/src/libvirt.c b/src/libvirt.c
index 22fc863..9e83c05 100644
--- a/src/libvirt.c
+++ b/src/libvirt.c
@@ -9024,6 +9024,55 @@ error:
 }
 
 /**
+ * virDomainGetSecurityLabelList:
+ * @domain: a domain object
+ * @seclabels: pointer to a pre allocated array of virSecurityLabel structures
+ * @nseclabels: number of elements on seclabels array
+ *
+ * Extract the security labels of an active domain. The 'label' field
+ * in the @seclabels argument will be initialized to the empty
+ * string if the domain is not running under a security model.
+ *
+ * Returns 0 in case of success, -1 in case of failure
+ */
+int
+virDomainGetSecurityLabelList(virDomainPtr domain,
+                              virSecurityLabelPtr seclabels,
+                              int nseclabels)
+{
+    virConnectPtr conn;
+
+    VIR_DOMAIN_DEBUG(domain, "seclabels=%p", seclabels);
+
+    if (!VIR_IS_CONNECTED_DOMAIN(domain)) {
+        virLibDomainError(VIR_ERR_INVALID_DOMAIN, __FUNCTION__);
+        virDispatchError(NULL);
+        return -1;
+    }
+
+    if (seclabels == NULL) {
+        virLibDomainError(VIR_ERR_INVALID_ARG, __FUNCTION__);
+        goto error;
+    }
+
+    conn = domain->conn;
+
+    if (conn->driver->domainGetSecurityLabelList) {
+        int ret;
+        ret = conn->driver->domainGetSecurityLabelList(domain, seclabels,
+                                                       nseclabels);
+        if (ret < 0)
+            goto error;
+        return ret;
+    }
+
+    virLibConnError(VIR_ERR_NO_SUPPORT, __FUNCTION__);
+
+error:
+    virDispatchError(domain->conn);
+    return -1;
+}
+/**
  * virDomainSetMetadata:
  * @domain: a domain object
  * @type: type of description, from virDomainMetadataType
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index f5c2184..edeaae1 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -278,6 +278,7 @@ virDomainDefClearPCIAddresses;
 virDomainDefFormat;
 virDomainDefFormatInternal;
 virDomainDefFree;
+virDomainDefGetSecurityLabelDef;
 virDomainDefParseFile;
 virDomainDefParseNode;
 virDomainDefParseString;
@@ -943,6 +944,7 @@ virSecurityManagerClearSocketLabel;
 virSecurityManagerFree;
 virSecurityManagerGenLabel;
 virSecurityManagerGetDOI;
+virSecurityManagerGetNested;
 virSecurityManagerGetModel;
 virSecurityManagerGetProcessLabel;
 virSecurityManagerNew;
@@ -962,6 +964,7 @@ virSecurityManagerSetHostdevLabel;
 virSecurityManagerSetProcessLabel;
 virSecurityManagerSetSavedStateLabel;
 virSecurityManagerSetSocketLabel;
+virSecurityManagerStackAddNested;
 virSecurityManagerVerify;
 virSecurityManagerGetMountOptions;
 
diff --git a/src/libvirt_public.syms b/src/libvirt_public.syms
index 46c13fb..2c85d22 100644
--- a/src/libvirt_public.syms
+++ b/src/libvirt_public.syms
@@ -527,6 +527,7 @@ LIBVIRT_0.9.10 {
         virDomainShutdownFlags;
         virStorageVolResize;
         virStorageVolWipePattern;
+        virDomainGetSecurityLabelList;
 } LIBVIRT_0.9.9;
 
 LIBVIRT_0.9.11 {
diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index 5c87561..04b3b67 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -1858,6 +1858,47 @@ done:
 }
 
 static int
+remoteDomainGetSecurityLabelList (virDomainPtr domain, virSecurityLabelPtr seclabel,
+                                  int nlabels ATTRIBUTE_UNUSED)
+{
+    remote_domain_get_security_label_list_args args;
+    remote_domain_get_security_label_list_ret ret;
+    struct private_data *priv = domain->conn->privateData;
+    int rv = -1;
+
+    remoteDriverLock(priv);
+
+    make_nonnull_domain (&args.dom, domain);
+    memset (&ret, 0, sizeof ret);
+    memset (seclabel, 0, sizeof (*seclabel));
+
+    if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_GET_SECURITY_LABEL_LIST,
+              (xdrproc_t) xdr_remote_domain_get_security_label_list_args, (char *)&args,
+              (xdrproc_t) xdr_remote_domain_get_security_label_list_ret, (char *)&ret) == -1) {
+        goto done;
+    }
+
+    if (ret.label.label_val != NULL) {
+        if (strlen (ret.label.label_val) >= sizeof seclabel->label) {
+            remoteError(VIR_ERR_RPC, _("security label exceeds maximum: %zd"),
+                        sizeof seclabel->label - 1);
+            goto cleanup;
+        }
+        strcpy (seclabel->label, ret.label.label_val);
+        seclabel->enforcing = ret.enforcing;
+    }
+
+    rv = 0;
+
+cleanup:
+    xdr_free((xdrproc_t) xdr_remote_domain_get_security_label_list_ret, (char *)&ret);
+
+done:
+    remoteDriverUnlock(priv);
+    return rv;
+}
+
+static int
 remoteDomainGetState(virDomainPtr domain,
                      int *state,
                      int *reason,
@@ -5006,6 +5047,7 @@ static virDriver remote_driver = {
     .domainGetVcpus = remoteDomainGetVcpus, /* 0.3.0 */
     .domainGetMaxVcpus = remoteDomainGetMaxVcpus, /* 0.3.0 */
     .domainGetSecurityLabel = remoteDomainGetSecurityLabel, /* 0.6.1 */
+    .domainGetSecurityLabelList = remoteDomainGetSecurityLabelList, /* ? */
     .nodeGetSecurityModel = remoteNodeGetSecurityModel, /* 0.6.1 */
     .domainGetXMLDesc = remoteDomainGetXMLDesc, /* 0.3.0 */
     .domainXMLFromNative = remoteDomainXMLFromNative, /* 0.6.4 */
diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x
index 2d57247..d1e3692 100644
--- a/src/remote/remote_protocol.x
+++ b/src/remote/remote_protocol.x
@@ -1082,6 +1082,16 @@ struct remote_domain_get_security_label_ret {
     int enforcing;
 };
 
+struct remote_domain_get_security_label_list_args {
+    remote_nonnull_domain dom;
+    int nlabels;
+};
+
+struct remote_domain_get_security_label_list_ret {
+    char label<REMOTE_SECURITY_LABEL_MAX>;
+    int enforcing;
+};
+
 struct remote_node_get_security_model_ret {
     char model<REMOTE_SECURITY_MODEL_MAX>;
     char doi<REMOTE_SECURITY_DOI_MAX>;
@@ -2782,8 +2792,8 @@ enum remote_procedure {
     REMOTE_PROC_DOMAIN_PM_WAKEUP = 267, /* autogen autogen */
     REMOTE_PROC_DOMAIN_EVENT_TRAY_CHANGE = 268, /* autogen autogen */
     REMOTE_PROC_DOMAIN_EVENT_PMWAKEUP = 269, /* autogen autogen */
-    REMOTE_PROC_DOMAIN_EVENT_PMSUSPEND = 270 /* autogen autogen */
-
+    REMOTE_PROC_DOMAIN_EVENT_PMSUSPEND = 270, /* autogen autogen */
+    REMOTE_PROC_DOMAIN_GET_SECURITY_LABEL_LIST = 271 /* skipgen skipgen priority:high */
     /*
      * Notice how the entries are grouped in sets of 10 ?
      * Nice isn't it. Please keep it this way when adding more.
diff --git a/src/remote_protocol-structs b/src/remote_protocol-structs
index 9b2414f..ee08e07 100644
--- a/src/remote_protocol-structs
+++ b/src/remote_protocol-structs
@@ -2192,4 +2192,5 @@ enum remote_procedure {
         REMOTE_PROC_DOMAIN_EVENT_TRAY_CHANGE = 268,
         REMOTE_PROC_DOMAIN_EVENT_PMWAKEUP = 269,
         REMOTE_PROC_DOMAIN_EVENT_PMSUSPEND = 270,
+        REMOTE_PROC_DOMAIN_GET_SECURITY_LABEL_list = 271,
 };
-- 
1.7.1

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