/* Parse generic MAJOR.MINOR from the fs->product_name string. */
int
guestfs___parse_major_minor (guestfs_h *g, struct inspect_fs *fs)
{
char *major, *minor;
if (match2 (g, fs->product_name, re_major_minor, &major, &minor)) {
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1) {
free (minor);
return -1;
}
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
return -1;
}
return 0;
}
/* The currently mounted device is maybe to be a *BSD root. */
int
guestfs___check_netbsd_root (guestfs_h *g, struct inspect_fs *fs)
{
if (guestfs_is_file_opts (g, "/etc/release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
char *major, *minor;
if (parse_release_file (g, fs, "/etc/release") == -1)
return -1;
if (match2 (g, fs->product_name, re_netbsd, &major, &minor)) {
fs->type = OS_TYPE_NETBSD;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1) {
free (minor);
return -1;
}
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
return -1;
}
} else {
return -1;
}
/* Determine the architecture. */
check_architecture (g, fs);
/* We already know /etc/fstab exists because it's part of the test above. */
const char *configfiles[] = { "/etc/fstab", NULL };
if (inspect_with_augeas (g, fs, configfiles, check_fstab) == -1)
return -1;
/* Determine hostname. */
if (check_hostname_unix (g, fs) == -1)
return -1;
return 0;
}
/* At the moment, pull just the ProductName and version numbers from
* the registry. In future there is a case for making many more
* registry fields available to callers.
*/
static int
check_windows_software_registry (guestfs_h *g, struct inspect_fs *fs)
{
int ret = -1;
int r;
size_t len = strlen (fs->windows_systemroot) + 64;
char software[len];
snprintf (software, len, "%s/system32/config/software",
fs->windows_systemroot);
CLEANUP_FREE char *software_path = guestfs_case_sensitive_path (g, software);
if (!software_path)
return -1;
r = guestfs_is_file (g, software_path);
if (r == -1)
return -1;
/* If the software hive doesn't exist, just accept that we cannot
* find product_name etc.
*/
if (r == 0)
return 0;
int64_t node;
const char *hivepath[] =
{ "Microsoft", "Windows NT", "CurrentVersion" };
size_t i;
CLEANUP_FREE_HIVEX_VALUE_LIST struct guestfs_hivex_value_list *values = NULL;
if (guestfs_hivex_open (g, software_path,
GUESTFS_HIVEX_OPEN_VERBOSE, g->verbose, -1) == -1)
return -1;
node = guestfs_hivex_root (g);
for (i = 0; node > 0 && i < sizeof hivepath / sizeof hivepath[0]; ++i)
node = guestfs_hivex_node_get_child (g, node, hivepath[i]);
if (node == -1)
goto out;
if (node == 0) {
perrorf (g, "hivex: cannot locate HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion");
goto out;
}
values = guestfs_hivex_node_values (g, node);
for (i = 0; i < values->len; ++i) {
int64_t value = values->val[i].hivex_value_h;
CLEANUP_FREE char *key = guestfs_hivex_value_key (g, value);
if (key == NULL)
goto out;
if (STRCASEEQ (key, "ProductName")) {
fs->product_name = guestfs_hivex_value_utf8 (g, value);
if (!fs->product_name)
goto out;
}
else if (STRCASEEQ (key, "CurrentVersion")) {
CLEANUP_FREE char *version = guestfs_hivex_value_utf8 (g, value);
if (!version)
goto out;
char *major, *minor;
if (match2 (g, version, re_windows_version, &major, &minor)) {
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1) {
free (minor);
goto out;
}
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
goto out;
}
}
else if (STRCASEEQ (key, "InstallationType")) {
fs->product_variant = guestfs_hivex_value_utf8 (g, value);
if (!fs->product_variant)
goto out;
}
}
ret = 0;
out:
guestfs_hivex_close (g);
return ret;
}
/* The currently mounted device is known to be a Linux root. Try to
* determine from this the distro, version, etc. Also parse
* /etc/fstab to determine the arrangement of mountpoints and
* associated devices.
*/
int
guestfs___check_linux_root (guestfs_h *g, struct inspect_fs *fs)
{
int r;
fs->type = OS_TYPE_LINUX;
if (guestfs_is_file_opts (g, "/etc/lsb-release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
r = parse_lsb_release (g, fs);
if (r == -1) /* error */
return -1;
if (r == 1) /* ok - detected the release from this file */
goto skip_release_checks;
}
if (guestfs_is_file_opts (g, "/etc/redhat-release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_REDHAT_BASED; /* Something generic Red Hat-like. */
if (parse_release_file (g, fs, "/etc/redhat-release") == -1)
return -1;
char *major, *minor;
if ((major = match1 (g, fs->product_name, re_fedora)) != NULL) {
fs->distro = OS_DISTRO_FEDORA;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1)
return -1;
}
else if (match2 (g, fs->product_name, re_rhel_old, &major, &minor) ||
match2 (g, fs->product_name, re_rhel, &major, &minor)) {
fs->distro = OS_DISTRO_RHEL;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1) {
free (minor);
return -1;
}
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
return -1;
}
else if ((major = match1 (g, fs->product_name, re_rhel_no_minor)) != NULL) {
fs->distro = OS_DISTRO_RHEL;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1)
return -1;
fs->minor_version = 0;
}
else if (match2 (g, fs->product_name, re_centos_old, &major, &minor) ||
match2 (g, fs->product_name, re_centos, &major, &minor)) {
fs->distro = OS_DISTRO_CENTOS;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1) {
free (minor);
return -1;
}
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
return -1;
}
else if ((major = match1 (g, fs->product_name, re_centos_no_minor)) != NULL) {
fs->distro = OS_DISTRO_CENTOS;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1)
return -1;
fs->minor_version = 0;
}
else if (match2 (g, fs->product_name, re_scientific_linux_old, &major, &minor) ||
match2 (g, fs->product_name, re_scientific_linux, &major, &minor)) {
fs->distro = OS_DISTRO_SCIENTIFIC_LINUX;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1) {
free (minor);
return -1;
}
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
return -1;
}
else if ((major = match1 (g, fs->product_name, re_scientific_linux_no_minor)) != NULL) {
fs->distro = OS_DISTRO_SCIENTIFIC_LINUX;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1)
return -1;
fs->minor_version = 0;
}
}
else if (guestfs_is_file_opts (g, "/etc/debian_version",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_DEBIAN;
if (parse_release_file (g, fs, "/etc/debian_version") == -1)
return -1;
if (guestfs___parse_major_minor (g, fs) == -1)
return -1;
}
else if (guestfs_is_file_opts (g, "/etc/pardus-release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_PARDUS;
if (parse_release_file (g, fs, "/etc/pardus-release") == -1)
return -1;
if (guestfs___parse_major_minor (g, fs) == -1)
return -1;
}
else if (guestfs_is_file_opts (g, "/etc/arch-release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_ARCHLINUX;
/* /etc/arch-release file is empty and I can't see a way to
* determine the actual release or product string.
*/
}
else if (guestfs_is_file_opts (g, "/etc/gentoo-release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_GENTOO;
if (parse_release_file (g, fs, "/etc/gentoo-release") == -1)
return -1;
if (guestfs___parse_major_minor (g, fs) == -1)
return -1;
}
else if (guestfs_is_file_opts (g, "/etc/meego-release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_MEEGO;
if (parse_release_file (g, fs, "/etc/meego-release") == -1)
return -1;
if (guestfs___parse_major_minor (g, fs) == -1)
return -1;
}
else if (guestfs_is_file_opts (g, "/etc/slackware-version",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_SLACKWARE;
if (parse_release_file (g, fs, "/etc/slackware-version") == -1)
return -1;
if (guestfs___parse_major_minor (g, fs) == -1)
return -1;
}
else if (guestfs_is_file_opts (g, "/etc/ttylinux-target",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_TTYLINUX;
if (parse_release_file (g, fs, "/etc/ttylinux-target") == -1)
return -1;
if (guestfs___parse_major_minor (g, fs) == -1)
return -1;
}
else if (guestfs_is_file_opts (g, "/etc/SuSE-release",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
fs->distro = OS_DISTRO_SUSE_BASED;
if (parse_suse_release (g, fs, "/etc/SuSE-release") == -1)
return -1;
}
/* Buildroot (http://buildroot.net) is an embedded Linux distro
* toolkit. It is used by specific distros such as Cirros.
*/
else if (guestfs_is_file_opts (g, "/etc/br-version",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0) {
if (guestfs_is_file_opts (g, "/usr/share/cirros/logo",
GUESTFS_IS_FILE_OPTS_FOLLOWSYMLINKS, 1, -1) > 0)
fs->distro = OS_DISTRO_CIRROS;
else
fs->distro = OS_DISTRO_BUILDROOT;
/* /etc/br-version has the format YYYY.MM[-git/hg/svn release] */
if (parse_release_file (g, fs, "/etc/br-version") == -1)
return -1;
if (guestfs___parse_major_minor (g, fs) == -1)
return -1;
}
skip_release_checks:;
/* Determine the architecture. */
check_architecture (g, fs);
/* We already know /etc/fstab exists because it's part of the test
* for Linux root above. We must now parse this file to determine
* which filesystems are used by the operating system and how they
* are mounted.
*/
const char *configfiles[] = { "/etc/fstab", "/etc/mdadm.conf", NULL };
if (inspect_with_augeas (g, fs, configfiles, check_fstab) == -1)
return -1;
/* Determine hostname. */
if (check_hostname_unix (g, fs) == -1)
return -1;
return 0;
}
static int
parse_suse_release (guestfs_h *g, struct inspect_fs *fs, const char *filename)
{
int64_t size;
char *major, *minor;
CLEANUP_FREE_STRING_LIST char **lines = NULL;
int r = -1;
/* Don't trust guestfs_head_n not to break with very large files.
* Check the file size is something reasonable first.
*/
size = guestfs_filesize (g, filename);
if (size == -1)
/* guestfs_filesize failed and has already set error in handle */
return -1;
if (size > MAX_SMALL_FILE_SIZE) {
error (g, _("size of %s is unreasonably large (%" PRIi64 " bytes)"),
filename, size);
return -1;
}
lines = guestfs_head_n (g, 10, filename);
if (lines == NULL)
return -1;
if (lines[0] == NULL)
goto out;
/* First line is dist release name */
fs->product_name = safe_strdup (g, lines[0]);
/* Match SLES first because openSuSE regex overlaps some SLES release strings */
if (match (g, fs->product_name, re_sles) || match (g, fs->product_name, re_nld)) {
fs->distro = OS_DISTRO_SLES;
/* Second line contains version string */
if (lines[1] == NULL)
goto out;
major = match1 (g, lines[1], re_sles_version);
if (major == NULL)
goto out;
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1)
goto out;
/* Third line contains service pack string */
if (lines[2] == NULL)
goto out;
minor = match1 (g, lines[2], re_sles_patchlevel);
if (minor == NULL)
goto out;
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
goto out;
}
else if (match (g, fs->product_name, re_opensuse)) {
fs->distro = OS_DISTRO_OPENSUSE;
/* Second line contains version string */
if (lines[1] == NULL)
goto out;
if (match2 (g, lines[1], re_opensuse_version, &major, &minor)) {
fs->major_version = guestfs___parse_unsigned_int (g, major);
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (major);
free (minor);
if (fs->major_version == -1 || fs->minor_version == -1)
goto out;
}
}
r = 0;
out:
return r;
}
/* Ubuntu has /etc/lsb-release containing:
* DISTRIB_ID=Ubuntu # Distro
* DISTRIB_RELEASE=10.04 # Version
* DISTRIB_CODENAME=lucid
* DISTRIB_DESCRIPTION="Ubuntu 10.04.1 LTS" # Product name
*
* [Ubuntu-derived ...] Linux Mint was found to have this:
* DISTRIB_ID=LinuxMint
* DISTRIB_RELEASE=10
* DISTRIB_CODENAME=julia
* DISTRIB_DESCRIPTION="Linux Mint 10 Julia"
* Linux Mint also has /etc/linuxmint/info with more information,
* but we can use the LSB file.
*
* Mandriva has:
* LSB_VERSION=lsb-4.0-amd64:lsb-4.0-noarch
* DISTRIB_ID=MandrivaLinux
* DISTRIB_RELEASE=2010.1
* DISTRIB_CODENAME=Henry_Farman
* DISTRIB_DESCRIPTION="Mandriva Linux 2010.1"
* Mandriva also has a normal release file called /etc/mandriva-release.
*/
static int
parse_lsb_release (guestfs_h *g, struct inspect_fs *fs)
{
const char *filename = "/etc/lsb-release";
int64_t size;
CLEANUP_FREE_STRING_LIST char **lines = NULL;
size_t i;
int r = 0;
/* Don't trust guestfs_head_n not to break with very large files.
* Check the file size is something reasonable first.
*/
size = guestfs_filesize (g, filename);
if (size == -1)
/* guestfs_filesize failed and has already set error in handle */
return -1;
if (size > MAX_SMALL_FILE_SIZE) {
error (g, _("size of %s is unreasonably large (%" PRIi64 " bytes)"),
filename, size);
return -1;
}
lines = guestfs_head_n (g, 10, filename);
if (lines == NULL)
return -1;
for (i = 0; lines[i] != NULL; ++i) {
if (fs->distro == 0 &&
STREQ (lines[i], "DISTRIB_ID=Ubuntu")) {
fs->distro = OS_DISTRO_UBUNTU;
r = 1;
}
else if (fs->distro == 0 &&
STREQ (lines[i], "DISTRIB_ID=LinuxMint")) {
fs->distro = OS_DISTRO_LINUX_MINT;
r = 1;
}
else if (fs->distro == 0 &&
STREQ (lines[i], "DISTRIB_ID=MandrivaLinux")) {
fs->distro = OS_DISTRO_MANDRIVA;
r = 1;
}
else if (fs->distro == 0 &&
STREQ (lines[i], "DISTRIB_ID=\"Mageia\"")) {
fs->distro = OS_DISTRO_MAGEIA;
r = 1;
}
else if (STRPREFIX (lines[i], "DISTRIB_RELEASE=")) {
char *major, *minor;
if (match2 (g, &lines[i][16], re_major_minor, &major, &minor)) {
fs->major_version = guestfs___parse_unsigned_int (g, major);
free (major);
if (fs->major_version == -1) {
free (minor);
return -1;
}
fs->minor_version = guestfs___parse_unsigned_int (g, minor);
free (minor);
if (fs->minor_version == -1)
return -1;
}
}
else if (fs->product_name == NULL &&
(STRPREFIX (lines[i], "DISTRIB_DESCRIPTION=\"") ||
STRPREFIX (lines[i], "DISTRIB_DESCRIPTION='"))) {
size_t len = strlen (lines[i]) - 21 - 1;
fs->product_name = safe_strndup (g, &lines[i][21], len);
r = 1;
}
else if (fs->product_name == NULL &&
STRPREFIX (lines[i], "DISTRIB_DESCRIPTION=")) {
size_t len = strlen (lines[i]) - 20;
fs->product_name = safe_strndup (g, &lines[i][20], len);
r = 1;
}
}
/* The unnecessary construct in the next line is required to
* workaround -Wstrict-overflow warning in gcc 4.5.1.
*/
return r ? 1 : 0;
}
/* Fedora CDs and DVD (not netinst). The /.treeinfo file contains
* an initial section somewhat like this:
*
* [general]
* version = 14
* arch = x86_64
* family = Fedora
* variant = Fedora
* discnum = 1
* totaldiscs = 1
*/
static int
check_fedora_installer_root (guestfs_h *g, struct inspect_fs *fs)
{
char *str;
const char *v;
int r;
int discnum = 0, totaldiscs = 0;
fs->type = OS_TYPE_LINUX;
r = guestfs___first_egrep_of_file (g, "/.treeinfo",
"^family = Fedora$", 0, &str);
if (r == -1)
return -1;
if (r > 0) {
fs->distro = OS_DISTRO_FEDORA;
free (str);
}
r = guestfs___first_egrep_of_file (g, "/.treeinfo",
"^family = Red Hat Enterprise Linux$",
0, &str);
if (r == -1)
return -1;
if (r > 0) {
fs->distro = OS_DISTRO_RHEL;
free (str);
}
/* XXX should do major.minor before this */
r = guestfs___first_egrep_of_file (g, "/.treeinfo",
"^version = [[:digit:]]+", 0, &str);
if (r == -1)
return -1;
if (r > 0) {
v = find_value (str);
fs->major_version = guestfs___parse_unsigned_int_ignore_trailing (g, v);
free (str);
if (fs->major_version == -1)
return -1;
}
r = guestfs___first_egrep_of_file (g, "/.treeinfo",
"^arch = [-_[:alnum:]]+$", 0, &str);
if (r == -1)
return -1;
if (r > 0) {
v = find_value (str);
fs->arch = safe_strdup (g, v);
free (str);
}
r = guestfs___first_egrep_of_file (g, "/.treeinfo",
"^discnum = [[:digit:]]+$", 0, &str);
if (r == -1)
return -1;
if (r > 0) {
v = find_value (str);
discnum = guestfs___parse_unsigned_int (g, v);
free (str);
if (discnum == -1)
return -1;
}
r = guestfs___first_egrep_of_file (g, "/.treeinfo",
"^totaldiscs = [[:digit:]]+$", 0, &str);
if (r == -1)
return -1;
if (r > 0) {
v = find_value (str);
totaldiscs = guestfs___parse_unsigned_int (g, v);
free (str);
if (totaldiscs == -1)
return -1;
}
fs->is_multipart_disk = totaldiscs > 0;
/* and what about discnum? */
return 0;
}
