Hardware: added VirtualMachine field to the Chassis provider

4 files changed, 97 insertions, 1 deletions

diff --git a/src/hardware/CMakeLists.txt b/src/hardware/CMakeLists.txt
index 74a20d0..29b63d3 100644
--- a/src/hardware/CMakeLists.txt
+++ b/src/hardware/CMakeLists.txt
@@ -12,6 +12,7 @@ set(provider_SRCS
     PCIDev.c
     smartctl.c
     lsblk.c
+    virt_what.c
 )
 
 konkretcmpi_generate(${MOF}
diff --git a/src/hardware/LMI_ChassisProvider.c b/src/hardware/LMI_ChassisProvider.c
index 21eb83e..ef8567a 100644
--- a/src/hardware/LMI_ChassisProvider.c
+++ b/src/hardware/LMI_ChassisProvider.c
@@ -23,6 +23,7 @@
 #include "LMI_Hardware.h"
 #include "globals.h"
 #include "dmidecode.h"
+#include "virt_what.h"
 
 CMPIUint16 get_chassis_type(const char *dmi_chassis);
 
@@ -60,7 +61,7 @@ static CMPIStatus LMI_ChassisEnumInstances(
 {
     LMI_Chassis lmi_chassis;
     const char *ns = KNameSpace(cop);
-    char instance_id[INSTANCE_ID_LEN], *tag;
+    char instance_id[INSTANCE_ID_LEN], *tag, *virt = NULL;
     DmiChassis dmi_chassis;
 
     if (dmi_get_chassis(&dmi_chassis) != 0) {
@@ -106,6 +107,12 @@ static CMPIStatus LMI_ChassisEnumInstances(
         LMI_Chassis_Set_NumberOfPowerCords(&lmi_chassis,
                 dmi_chassis.power_cords);
     }
+    if (virt_what_get_virtual_type(&virt) == 0 && virt && strlen(virt)) {
+        LMI_Chassis_Set_VirtualMachine(&lmi_chassis, virt);
+    } else {
+        LMI_Chassis_Set_VirtualMachine(&lmi_chassis, "No");
+    }
+    free(virt);
 
     KReturnInstance(cr, lmi_chassis);
 
diff --git a/src/hardware/virt_what.c b/src/hardware/virt_what.c
new file mode 100644
index 0000000..83fc3d8
--- /dev/null
+++ b/src/hardware/virt_what.c
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2013-2014 Red Hat, Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Authors: Peter Schiffer <pschiffe@redhat.com>
+ */
+
+#include "utils.h"
+#include "virt_what.h"
+
+
+short virt_what_get_virtual_type(char **virt)
+{
+    short ret = -1;
+    unsigned buffer_size = 0;
+    char **buffer = NULL;
+
+    *virt = NULL;
+
+    /* get virt-what output */
+    if (run_command("virt-what", &buffer, &buffer_size) != 0) {
+        goto done;
+    }
+
+    if (buffer_size > 0) {
+        if (!(*virt = strdup(buffer[0]))) {
+            goto done;
+        }
+    } else {
+        if (!(*virt = strdup(""))) {
+            goto done;
+        }
+    }
+
+    ret = 0;
+
+done:
+    free_2d_buffer(&buffer, &buffer_size);
+
+    return ret;
+}
diff --git a/src/hardware/virt_what.h b/src/hardware/virt_what.h
new file mode 100644
index 0000000..b133136
--- /dev/null
+++ b/src/hardware/virt_what.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2013-2014 Red Hat, Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Authors: Peter Schiffer <pschiffe@redhat.com>
+ */
+
+#ifndef VIRT_WHAT_H_
+#define VIRT_WHAT_H_
+
+
+/*
+ * Get virtual machine type if running as a virtual machine. If running in
+ * bare metal, virt will be empty string.
+ * @param virt, should be NULL, function will dynamically allocate it
+ * @return 0 if success, negative value otherwise
+ */
+short virt_what_get_virtual_type(char **virt);
+
+
+#endif /* VIRT_WHAT_H_ */