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[virt-tools-list] [PATCH libosinfo 5/7] Add a command line tool for generating install scripts



From: "Daniel P. Berrange" <berrange redhat com>

---
 libosinfo.spec.in             |    2 +
 mingw32-libosinfo.spec.in     |    2 +
 tools/Makefile.am             |   10 +-
 tools/osinfo-install-script.c |  354 +++++++++++++++++++++++++++++++++++++++++
 4 files changed, 366 insertions(+), 2 deletions(-)
 create mode 100644 tools/osinfo-install-script.c

diff --git a/libosinfo.spec.in b/libosinfo.spec.in
index d241a54..dc791e8 100644
--- a/libosinfo.spec.in
+++ b/libosinfo.spec.in
@@ -101,6 +101,7 @@ rm -fr %{buildroot}
 %{_bindir}/osinfo-usbids-convert
 %{_bindir}/osinfo-detect
 %{_bindir}/osinfo-db-validate
+%{_bindir}/osinfo-install-script
 %dir %{_datadir}/libosinfo/
 %dir %{_datadir}/libosinfo/data/
 %dir %{_datadir}/libosinfo/schemas/
@@ -112,6 +113,7 @@ rm -fr %{buildroot}
 %{_datadir}/libosinfo/schemas/libosinfo.rng
 %{_mandir}/man1/osinfo-db-validate.1*
 %{_mandir}/man1/osinfo-detect.1*
+%{_mandir}/man1/osinfo-install-script.1*
 %{_libdir}/%{name}-1.0.so.*
 /lib/udev/rules.d/95-osinfo.rules
 %if %{with_gir}
diff --git a/mingw32-libosinfo.spec.in b/mingw32-libosinfo.spec.in
index cc1e727..24673e7 100644
--- a/mingw32-libosinfo.spec.in
+++ b/mingw32-libosinfo.spec.in
@@ -64,6 +64,7 @@ rm -rf $RPM_BUILD_ROOT
 %{_mingw32_bindir}/osinfo-usbids-convert
 %{_mingw32_bindir}/osinfo-detect.exe
 %{_mingw32_bindir}/osinfo-db-validate.exe
+%{_mingw32_bindir}/osinfo-install-script.exe
 %{_mingw32_bindir}/libosinfo-1.0-0.dll
 %{_mingw32_libdir}/libosinfo-1.0.dll.a
 %{_mingw32_libdir}/libosinfo-1.0.la
@@ -82,6 +83,7 @@ rm -rf $RPM_BUILD_ROOT
 %{_mingw32_datadir}/libosinfo/schemas/libosinfo.rng
 %{_mingw32_mandir}/man1/osinfo-db-validate.1*
 %{_mingw32_mandir}/man1/osinfo-detect.1*
+%{_mingw32_mandir}/man1/osinfo-install-script.1*
 
 
 %changelog
diff --git a/tools/Makefile.am b/tools/Makefile.am
index ddee9be..7c345c7 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -6,9 +6,9 @@ AM_CFLAGS = $(GOBJECT_CFLAGS) \
 	    -I$(top_srcdir) \
             $(NULL)
 
-bin_PROGRAMS = osinfo-detect osinfo-db-validate
+bin_PROGRAMS = osinfo-detect osinfo-db-validate osinfo-install-script
 
-man1_MANS = osinfo-db-validate.1 osinfo-detect.1
+man1_MANS = osinfo-db-validate.1 osinfo-detect.1 osinfo-install-script.1
 
 POD2MAN = pod2man -c "Virtualization Support" -r "$(PACKAGE)-$(VERSION)"
 
@@ -26,3 +26,9 @@ osinfo_db_validate_LDADD = $(GOBJECT_LIBS)   \
 		      $(GIO_LIBS)     	     \
 		      $(LIBXML_LIBS)  	     \
 		      $(top_builddir)/osinfo/libosinfo-1.0.la
+
+osinfo_install_script_SOURCES = osinfo-install-script.c
+osinfo_install_script_LDADD = $(GOBJECT_LIBS)   \
+		      $(GIO_LIBS)     	     \
+		      $(LIBXML_LIBS)  	     \
+		      $(top_builddir)/osinfo/libosinfo-1.0.la
diff --git a/tools/osinfo-install-script.c b/tools/osinfo-install-script.c
new file mode 100644
index 0000000..723724f
--- /dev/null
+++ b/tools/osinfo-install-script.c
@@ -0,0 +1,354 @@
+/*
+ * Copyright (C) 2011 Red Hat, Inc.
+ *
+ * osinfo-install-script: generate an install script
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Authors:
+ *   Daniel P. Berrange <berrange redhat com>
+ */
+
+#include <config.h>
+
+#include <osinfo/osinfo.h>
+#include <string.h>
+
+static gchar *profile;
+
+static OsinfoInstallConfig *config;
+
+static gboolean handle_config(const gchar *option_name G_GNUC_UNUSED,
+                          const gchar *value,
+                          gpointer data G_GNUC_UNUSED,
+                          GError **error)
+{
+    const gchar *val;
+    gchar *key;
+    gsize len;
+
+    if (!(val = strchr(value, '='))) {
+        g_set_error(error, 0, 0,
+                    "Expected configuration key=value");
+        return FALSE;
+    }
+    len = val - value;
+    val++;
+    key = g_strndup(value, len);
+
+    osinfo_entity_set_param(OSINFO_ENTITY(config),
+                            key,
+                            val);
+    g_free(key);
+    return TRUE;
+}
+
+
+static GOptionEntry entries[] =
+{
+    { "profile", 'p', 0, G_OPTION_ARG_STRING, (void*)&profile,
+      "Install script profile", NULL, },
+    { "config", 'c', 0, G_OPTION_ARG_CALLBACK,
+      handle_config,
+      "Set configuration parameter", "key=value" },
+    { NULL }
+};
+
+
+static OsinfoOs *find_os(OsinfoDb *db,
+                         const char *idoruri)
+{
+    OsinfoOsList *oslist;
+    OsinfoOsList *filteredList;
+    OsinfoFilter *filter;
+    OsinfoOs *os;
+
+    os = osinfo_db_get_os(db, idoruri);
+
+    if (os)
+        return os;
+
+    oslist = osinfo_db_get_os_list(db);
+    filter = osinfo_filter_new();
+    osinfo_filter_add_constraint(filter,
+                                 OSINFO_PRODUCT_PROP_SHORT_ID,
+                                 idoruri);
+
+    filteredList = osinfo_oslist_new_filtered(oslist,
+					      filter);
+
+    if (osinfo_list_get_length(OSINFO_LIST(filteredList)) > 0)
+        os = OSINFO_OS(osinfo_list_get_nth(OSINFO_LIST(filteredList), 0));
+
+    g_object_unref(oslist);
+    g_object_unref(filteredList);
+    g_object_unref(filter);
+
+    return os;
+}
+
+
+static gboolean generate_script(OsinfoOs *os)
+{
+    OsinfoInstallScriptList *scripts = osinfo_os_get_install_scripts(os);
+    OsinfoInstallScriptList *jeosScripts;
+    OsinfoFilter *filter;
+    OsinfoInstallScript *script;
+    gboolean ret = FALSE;
+    GError *error = NULL;
+    gchar *data;
+
+    filter = osinfo_filter_new();
+    osinfo_filter_add_constraint(filter,
+                                 OSINFO_INSTALL_SCRIPT_PROP_PROFILE,
+                                 profile ? profile :
+                                 OSINFO_INSTALL_SCRIPT_PROFILE_JEOS);
+
+    jeosScripts = osinfo_install_scriptlist_new_filtered(scripts,
+                                                         filter);
+    if (osinfo_list_get_length(OSINFO_LIST(jeosScripts)) != 1) {
+        g_printerr("Cannot find any install script for profile '%s'\n",
+                   profile ? profile :
+                   OSINFO_INSTALL_SCRIPT_PROFILE_JEOS);
+        goto cleanup;
+    }
+
+    script = OSINFO_INSTALL_SCRIPT(osinfo_list_get_nth(OSINFO_LIST(jeosScripts), 0));
+    if (!(data = osinfo_install_script_generate(script,
+                                                os,
+                                                config,
+                                                NULL,
+                                                &error))) {
+        g_printerr("Unable to generate install script: %s\n",
+                   error ? error->message : "unknown");
+        goto cleanup;
+    }
+
+    g_print("%s\n", data);
+
+    ret = TRUE;
+
+ cleanup:
+    g_free(data);
+    g_object_unref(scripts);
+    g_object_unref(jeosScripts);
+    g_object_unref(filter);
+    return ret;
+}
+
+
+gint main(gint argc, gchar **argv)
+{
+    GOptionContext *context;
+    GError *error = NULL;
+    OsinfoLoader *loader = NULL;
+    OsinfoDb *db = NULL;
+    OsinfoOs *os = NULL;
+    gint ret = 0;
+
+    g_type_init();
+
+    config = osinfo_install_config_new("http://libosinfo.fedorahosted.org/config";);
+
+    context = g_option_context_new("- Generate an OS install script");
+    /* FIXME: We don't have a gettext package to pass to this function. */
+    g_option_context_add_main_entries(context, entries, NULL);
+    if (!g_option_context_parse(context, &argc, &argv, &error)) {
+        g_printerr("Error while parsing options: %s\n", error->message);
+        g_printerr("%s\n", g_option_context_get_help(context, FALSE, NULL));
+
+        ret = -1;
+        goto EXIT;
+    }
+
+    if (argc < 2) {
+        g_printerr("%s\n", g_option_context_get_help(context, FALSE, NULL));
+
+        ret = -2;
+        goto EXIT;
+    }
+
+    loader = osinfo_loader_new();
+    osinfo_loader_process_default_path(loader, &error);
+    if (error != NULL) {
+        g_printerr("Error loading OS data: %s\n", error->message);
+
+        ret = -3;
+        goto EXIT;
+    }
+
+    db = osinfo_loader_get_db(loader);
+    os = find_os(db, argv[1]);
+    if (!os) {
+        g_printerr("Error finding OS: %s\n", argv[1]);
+        ret = -4;
+        goto EXIT;
+    }
+
+
+    if (!generate_script(os)) {
+        ret = -5;
+        goto EXIT;
+    }
+
+EXIT:
+    if (config)
+        g_object_unref(config);
+    g_clear_error(&error);
+    g_clear_object(&loader);
+    g_option_context_free(context);
+
+    return ret;
+}
+
+/*
+=pod
+
+=head1 NAME
+
+osinfo-install-script - generate a script for automated installation
+
+=head1 SYNOPSIS
+
+osinfo-install-script [OPTIONS...] OS-ID
+
+=head1 DESCRIPTION
+
+Generate a script suitable for performing an automated installation
+of C<OS-ID>. C<OS-ID> should be a URI identifying the operating
+system, or its short ID.
+
+By default a script will be generated for a C<JEOS> style install.
+
+=head1 OPTIONS
+
+=over 8
+
+=item B<--profile=NAME>
+
+Choose the installation script profile. Defaults to C<jeos>, but
+can also be C<desktop>, or a site specific profile name
+
+=item B<--config=key=value>
+
+Set the configuration parameter C<key> to C<value>.
+
+=back
+
+=head1 CONFIGURATION KEYS
+
+The following configuration keys are available
+
+=over 8
+
+=item C<hardware-arch>
+
+The hardware architecture
+
+=item C<l10n-timezone>
+
+The local timezone
+
+=item C<l10n-keyboard>
+
+The local keyboard layout
+
+=item C<l10n-language>
+
+The local language
+
+=item C<admin-password>
+
+The administrator password
+
+=item C<user-password>
+
+The user password
+
+=item C<user-login>
+
+The user login name
+
+=item C<user-realname>
+
+The user real name
+
+=item C<user-autologin>
+
+Whether to automatically login the user
+
+=item C<user-admin>
+
+Whether to give the user administrative privileges
+
+=item C<reg-product-key>
+
+The software registration key
+
+=item C<reg-login>
+
+The software registration user login
+
+=item C<reg-password>
+
+The software registration user password
+
+=back
+
+=head1 EXAMPLE USAGE
+
+The following usage generates a Fedora 16 kickstart script
+
+  # osinfo-install-script \
+         --profile jeos \
+         --config i10n-timezone=GMT \
+         --config i10n-keyboard=uk \
+         --config i10n-language=en_GB.UTF-8 \
+         --config admin-password=123456 \
+         --config user-login=berrange \
+         --config user-password=123456 \
+         --config user-realname="Daniel P Berrange" \
+         fedora16
+
+=head1 EXIT STATUS
+
+The exit status will be 0 if an install script is generated,
+or 1 on error
+
+=head1 AUTHORS
+
+Daniel P. Berrange <berrange redhat com>
+
+=head1 COPYRIGHT
+
+Copyright (C) 2012 Red Hat, Inc.
+
+=head1 LICENSE
+
+C<osinfo-install-script> is distributed under the termsof the GNU LGPL v2
+license. This is free software; see the source for copying conditions.
+There is NO warranty; not even for MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE
+
+=cut
+*/
+
+/*
+ * Local variables:
+ *  indent-tabs-mode: nil
+ *  c-indent-level: 4
+ *  c-basic-offset: 4
+ * End:
+ */
-- 
1.7.7.6


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