From 5fb23eb5171b6b93adf513ea9025199e2a21c076 Mon Sep 17 00:00:00 2001

From: Pino Toscano <ptoscano@redhat.com>

Date: Wed, 21 Feb 2018 17:33:28 +0100

Subject: [PATCH] New API: inspect_get_osinfo

Try to guess the possible osinfo-db short ID for the specified OS.

Related to: https://bugzilla.redhat.com/show_bug.cgi?id=1544842

(cherry picked from commit 286b88891c2288fb7f64c9538296599ece04bcb1)

---

 generator/actions_inspection.ml | 14 ++++++

 lib/Makefile.am                 |  1 +

 lib/inspect-osinfo.c            | 75 +++++++++++++++++++++++++++++++++

 3 files changed, 90 insertions(+)

 create mode 100644 lib/inspect-osinfo.c

diff --git a/generator/actions_inspection.ml b/generator/actions_inspection.ml

index 0ac282435..ff5083114 100644

--- a/generator/actions_inspection.ml

+++ b/generator/actions_inspection.ml

@@ -770,4 +770,18 @@ advice before using trademarks in applications.

 =back" };

+  { defaults with

+    name = "inspect_get_osinfo"; added = (1, 39, 1);

+    style = RString (RPlainString, "id"), [String (Mountable, "root")], [];

+    shortdesc = "get a possible osinfo short ID corresponding to this operating system";

+    longdesc = "\

+This function returns a possible short ID for libosinfo corresponding

+to the guest.

+

+I<Note:> The returned ID is only a guess by libguestfs, and nothing

+ensures that it actually exists in osinfo-db.

+

+If no ID could not be determined, then the string C<unknown> is

+returned." };

+

 ]

diff --git a/lib/Makefile.am b/lib/Makefile.am

index 91c4e0a2e..bd753d786 100644

--- a/lib/Makefile.am

+++ b/lib/Makefile.am

@@ -95,6 +95,7 @@ libguestfs_la_SOURCES = \

 	info.c \

 	inspect-apps.c \

 	inspect-icon.c \

+	inspect-osinfo.c \

 	journal.c \

 	launch.c \

 	launch-direct.c \

diff --git a/lib/inspect-osinfo.c b/lib/inspect-osinfo.c

new file mode 100644

index 000000000..816d317f1

--- /dev/null

+++ b/lib/inspect-osinfo.c

@@ -0,0 +1,75 @@

+/* libguestfs

+ * Copyright (C) 2018 Red Hat Inc.

+ *

+ * 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 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

+ */

+

+#include <config.h>

+

+#include "guestfs.h"

+#include "guestfs-internal.h"

+#include "guestfs-internal-actions.h"

+

+char *

+guestfs_impl_inspect_get_osinfo (guestfs_h *g, const char *root)

+{

+  CLEANUP_FREE char *type = NULL;

+  CLEANUP_FREE char *distro = NULL;

+  int major, minor;

+

+  type = guestfs_inspect_get_type (g, root);

+  if (!type)

+    return NULL;

+  distro = guestfs_inspect_get_distro (g, root);

+  if (!distro)

+    return NULL;

+  major = guestfs_inspect_get_major_version (g, root);

+  minor = guestfs_inspect_get_minor_version (g, root);

+

+  if (STREQ (type, "linux")) {

+    if (STREQ (distro, "centos")) {

+      if (major >= 7)

+        return safe_asprintf (g, "%s%d.0", distro, major);

+      else if (major == 6)

+        return safe_asprintf (g, "%s%d.%d", distro, major, minor);

+    }

+    else if (STREQ (distro, "debian")) {

+      if (major >= 4)

+        return safe_asprintf (g, "%s%d", distro, major);

+    }

+    else if (STREQ (distro, "fedora") || STREQ (distro, "mageia"))

+      return safe_asprintf (g, "%s%d", distro, major);

+    else if (STREQ (distro, "sles")) {

+      if (minor == 0)

+        return safe_asprintf (g, "%s%d", distro, major);

+      else

+        return safe_asprintf (g, "%s%dsp%d", distro, major, minor);

+    }

+    else if (STREQ (distro, "ubuntu"))

+      return safe_asprintf (g, "%s%d.%02d", distro, major, minor);

+

+    if (major > 0 || minor > 0)

+      return safe_asprintf (g, "%s%d.%d", distro, major, minor);

+  }

+  else if (STREQ (type, "freebsd") || STREQ (type, "netbsd") || STREQ (type, "openbsd"))

+    return safe_asprintf (g, "%s%d.%d", distro, major, minor);

+  else if (STREQ (type, "dos")) {

+    if (STREQ (distro, "msdos"))

+      return safe_strdup (g, "msdos6.22");

+  }

+

+  /* No ID could be guessed, return "unknown". */

+  return safe_strdup (g, "unknown");

+}

-- 

2.20.1