blob: 623239436a7f0f38eacd2982035ba92007c05d95 [file] [log] [blame]
/*
* Python bindings for the libmount library.
*
* Copyright (C) 2013, Red Hat, Inc. All rights reserved.
* Written by Ondrej Oprala and Karel Zak
*
* This file 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 3 of the License, or (at your option) any later version.
*
* This file 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 file; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "pylibmount.h"
static PyMemberDef Context_members[] = {
{ NULL }
};
static PyObject *Context_set_tables_errcb(ContextObjext *self, PyObject *func,
void *closure __attribute__((unused)))
{
if (!func) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return NULL;
}
if (!PyCallable_Check(func))
return NULL;
else {
PyObject *tmp = self->table_errcb;
Py_INCREF(func);
self->table_errcb = func;
Py_XDECREF(tmp);
}
return UL_IncRef(self);
}
static void Context_dealloc(ContextObjext *self)
{
if (!self->cxt) /* if init fails */
return;
Py_XDECREF(mnt_context_get_fs_userdata(self->cxt));
Py_XDECREF(mnt_context_get_fstab_userdata(self->cxt));
Py_XDECREF(mnt_context_get_mtab_userdata(self->cxt));
mnt_free_context(self->cxt);
PyFree(self);
}
static PyObject *Context_new(PyTypeObject *type,
PyObject *args __attribute__((unused)),
PyObject *kwds __attribute__((unused)))
{
ContextObjext *self = (ContextObjext*) type->tp_alloc(type, 0);
if (self) {
self->cxt = NULL;
self->table_errcb = NULL;
}
return (PyObject *)self;
}
/*
* Note there is no pointer to encapsulating object needed here, since Cxt is
* on top of the Context(Table(Filesystem)) hierarchy
*/
#define Context_HELP "Context(source=None, target=None, fstype=None, " \
"options=None, mflags=0, fstype_pattern=None, " \
"options_pattern=None, fs=None, fstab=None, optsmode=0)"
static int Context_init(ContextObjext *self, PyObject *args, PyObject *kwds)
{
char *source = NULL, *target = NULL, *fstype = NULL;
char *options = NULL, *fstype_pattern = NULL, *options_pattern = NULL;
unsigned long mflags = 0;
int optsmode = 0, syscall_status = 1;
FsObject *fs = NULL;
TableObject *fstab = NULL;
int rc = 0;
char *kwlist[] = {
"source", "target", "fstype",
"options", "mflags", "fstype_pattern",
"options_pattern", "fs", "fstab",
"optsmode"
};
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "|sssskssO!O!i", kwlist,
&source, &target, &fstype, &options, &mflags,
&fstype_pattern, &options_pattern, &FsType, &fs,
&TableType, &fstab, &optsmode, &syscall_status)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
if (self->cxt)
mnt_free_context(self->cxt);
self->cxt = mnt_new_context();
if (!self->cxt) {
PyErr_SetString(PyExc_MemoryError, MEMORY_ERR);
return -1;
}
if (source && (rc = mnt_context_set_source(self->cxt, source))) {
UL_RaiseExc(-rc);
return -1;
}
if (target && (rc = mnt_context_set_target(self->cxt, target))) {
UL_RaiseExc(-rc);
return -1;
}
if (fstype && (rc = mnt_context_set_fstype(self->cxt, fstype))) {
UL_RaiseExc(-rc);
return -1;
}
if (options && (rc = mnt_context_set_options(self->cxt, options))) {
UL_RaiseExc(-rc);
return -1;
}
if (fstype_pattern && (rc = mnt_context_set_fstype_pattern(self->cxt, fstype_pattern))) {
UL_RaiseExc(-rc);
return -1;
}
if (options_pattern && (rc = mnt_context_set_options_pattern(self->cxt, options_pattern))) {
UL_RaiseExc(-rc);
return -1;
}
if (fs && (rc = mnt_context_set_fs(self->cxt, fs->fs))) {
UL_RaiseExc(-rc);
return -1;
}
if (fstab && (rc = mnt_context_set_fstab(self->cxt, fstab->tab))) {
UL_RaiseExc(-rc);
return -1;
}
if (optsmode && (rc = mnt_context_set_optsmode(self->cxt, optsmode))) {
UL_RaiseExc(-rc);
return -1;
}
mnt_context_set_mflags(self->cxt, mflags);
mnt_context_set_optsmode(self->cxt, optsmode);
mnt_context_set_tables_errcb(self->cxt, pymnt_table_parser_errcb);
return 0;
}
#define Context_enable_fake_HELP "enable_fake(enable)\n\n" \
"Enable/disable fake mounting (see mount(8) man page, option -f).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_fake(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = { "enable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_fake(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_enable_force_HELP "enable_force(enable)\n\n" \
"Enable/disable force umounting (see umount(8) man page, option -f).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_force(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = { "enable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_force(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_enable_lazy_HELP "enable_lazy(enable)\n\n" \
"Enable/disable lazy umount (see umount(8) man page, option -l).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_lazy(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = { "enable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_lazy(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_enable_loopdel_HELP "enable_loopdel(enable)\n\n" \
"Enable/disable loop delete (destroy) after umount (see umount(8), option -d)\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_loopdel(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = { "enable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_loopdel(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_enable_rdonly_umount_HELP "enable_rdonly_umount(enable)\n\n" \
"Enable/disable read-only remount on failed umount(2)\n "\
"(see umount(8) man page, option -r).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_rdonly_umount(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = { "enable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_rdonly_umount(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_enable_sloppy_HELP "enable_sloppy(enable)\n\n" \
"Set/unset sloppy mounting (see mount(8) man page, option -s).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_sloppy(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = { "enable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_sloppy(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_enable_verbose_HELP "enable_verbose(enable)\n\n" \
"Enable/disable verbose output (TODO: not implemented yet)\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_verbose(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = { "enable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_verbose(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_enable_fork_HELP "enable_fork(enable)\n\n" \
"Enable/disable fork(2) call in Cxt.next_mount()(not yet implemented) (see mount(8) man\n" \
"page, option -F).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_enable_fork(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int enable;
char *kwlist[] = {"enable", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &enable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_enable_fork(self->cxt, enable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_disable_canonicalize_HELP "disable_canonicalize(disable)\n\n" \
"Enable/disable paths canonicalization and tags evaluation. The libmount context\n" \
"canonicalies paths when search in fstab and when prepare source and target paths\n" \
"for mount(2) syscall.\n" \
"\n" \
"This fuction has effect to the private (within context) fstab instance only\n" \
"(see Cxt.fstab).\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_disable_canonicalize(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int disable;
char *kwlist[] = {"disable", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &disable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_disable_canonicalize(self->cxt, disable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_disable_helpers_HELP "disable_helpers(disable)\n\n" \
"Enable/disable /sbin/[u]mount.* helpers (see mount(8) man page, option -i).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_disable_helpers(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int disable;
char *kwlist[] = {"disable", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &disable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_disable_helpers(self->cxt, disable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_disable_mtab_HELP "disable_mtab(disable)\n\n" \
"Disable/enable mtab update (see mount(8) man page, option -n).\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_disable_mtab(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int disable;
char *kwlist[] = {"disable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &disable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_disable_mtab(self->cxt, disable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_disable_swapmatch_HELP "disable_swapmatch(disable)\n\n" \
"Disable/enable swap between source and target for mount(8) if only one path\n" \
"is specified.\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_disable_swapmatch(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int disable;
char *kwlist[] = { "disable", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "i", kwlist, &disable)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_disable_swapmatch(self->cxt, disable);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
static int Context_set_source(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
char *source;
int rc = 0;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!(source = pystos(value)))
return -1;
rc = mnt_context_set_source(self->cxt, source);
if (rc) {
UL_RaiseExc(-rc);
return -1;
}
return 0;
}
static int Context_set_mountdata(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
char *mountdata;
int rc = 0;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!(mountdata = pystos(value)))
return -1;
rc = mnt_context_set_mountdata(self->cxt, mountdata);
if (rc) {
UL_RaiseExc(-rc);
return -1;
}
return 0;
}
static int Context_set_target(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
char * target;
int rc = 0;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!(target = pystos(value)))
return -1;
rc = mnt_context_set_target(self->cxt, target);
if (rc) {
UL_RaiseExc(-rc);
return -1;
}
return 0;
}
static int Context_set_fstype(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
char * fstype;
int rc = 0;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!(fstype = pystos(value)))
return -1;
rc = mnt_context_set_fstype(self->cxt, fstype);
if (rc) {
UL_RaiseExc(-rc);
return -1;
}
return 0;
}
static int Context_set_options(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
char * options;
int rc = 0;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!(options = pystos(value)))
return -1;
rc = mnt_context_set_options(self->cxt, options);
if (rc) {
UL_RaiseExc(-rc);
return -1;
}
return 0;
}
static int Context_set_fstype_pattern(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
char * fstype_pattern;
int rc = 0;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!(fstype_pattern = pystos(value)))
return -1;
rc = mnt_context_set_fstype_pattern(self->cxt, fstype_pattern);
if (rc) {
UL_RaiseExc(-rc);
return -1;
}
return 0;
}
static int Context_set_options_pattern(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
char * options_pattern;
int rc = 0;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!(options_pattern = pystos(value)))
return -1;
rc = mnt_context_set_options_pattern(self->cxt, options_pattern);
if (rc) {
UL_RaiseExc(-rc);
return -1;
}
return 0;
}
static int Context_set_fs(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
FsObject *fs;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!PyArg_Parse(value, "O!", &FsType, &fs)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
Py_INCREF(fs);
Py_XDECREF(mnt_context_get_fs_userdata(self->cxt));
return mnt_context_set_fs(self->cxt, fs->fs);
}
static int Context_set_fstab(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
TableObject *fstab;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
if (!PyArg_Parse(value, "O!", &TableType, &fstab)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
Py_INCREF(fstab);
Py_XDECREF(mnt_context_get_fstab_userdata(self->cxt));
return mnt_context_set_fstab(self->cxt, fstab->tab);
}
static int Context_set_optsmode(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
int optsmode;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
else if (!PyLong_Check(value)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
optsmode = PyLong_AsLong(value);
return mnt_context_set_optsmode(self->cxt, optsmode);
}
static int Context_set_syscall_status(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
int syscall_status;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
else if (!PyLong_Check(value)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
syscall_status = PyLong_AsLong(value);
return mnt_context_set_syscall_status(self->cxt, syscall_status);
}
static int Context_set_user_mflags(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
unsigned long flags;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
else if (!PyLong_Check(value)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
flags = PyLong_AsUnsignedLong(value);
return mnt_context_set_mflags(self->cxt, flags);
}
static int Context_set_mflags(ContextObjext *self, PyObject *value, void *closure __attribute__((unused)))
{
unsigned long flags;
if (!value) {
PyErr_SetString(PyExc_TypeError, NODEL_ATTR);
return -1;
}
else if (!PyLong_Check(value)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return -1;
}
flags = PyLong_AsUnsignedLong(value);
return mnt_context_set_mflags(self->cxt, flags);
}
/* returns a flags integer (behavior differs from C API) */
static PyObject *Context_get_mflags(ContextObjext *self)
{
unsigned long flags;
PyObject *result;
mnt_context_get_mflags(self->cxt, &flags);
result = Py_BuildValue("k", flags);
if (!result)
PyErr_SetString(PyExc_RuntimeError, CONSTRUCT_ERR);
return result;
}
/* returns a flags integer (behavior differs from C API) */
static PyObject *Context_get_user_mflags(ContextObjext *self)
{
unsigned long flags;
PyObject *result;
mnt_context_get_user_mflags(self->cxt, &flags);
result = Py_BuildValue("k", flags);
if (!result)
PyErr_SetString(PyExc_RuntimeError, CONSTRUCT_ERR);
return result;
}
#define Context_reset_status_HELP "reset_status()\n\n" \
"Resets mount(2) and mount.type statuses, so Cxt.do_mount() or\n" \
"Cxt.do_umount() could be again called with the same settings.\n" \
"\n" \
"BE CAREFUL -- after this soft reset the libmount will NOT parse mount\n" \
"options, evaluate permissions or apply stuff from fstab.\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_reset_status(ContextObjext *self)
{
int rc = mnt_context_reset_status(self->cxt);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_is_fake_HELP "is_fake()\n\n" \
"Returns True if fake flag is enabled or False"
static PyObject *Context_is_fake(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_fake(self->cxt));
}
#define Context_is_force_HELP "is_force()\n\n" \
"Returns True if force umounting flag is enabled or False"
static PyObject *Context_is_force(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_force(self->cxt));
}
#define Context_is_lazy_HELP "is_lazy()\n\n" \
"Returns True if lazy umount is enabled or False"
static PyObject *Context_is_lazy(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_lazy(self->cxt));
}
#define Context_is_nomtab_HELP "is_nomtab()\n\n" \
"Returns True if no-mtab is enabled or False"
static PyObject *Context_is_nomtab(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_nomtab(self->cxt));
}
#define Context_is_rdonly_umount_HELP "is_rdonly_umount()\n\n" \
"Enable/disable read-only remount on failed umount(2)\n" \
"(see umount(8) man page, option -r).\n" \
"\n" \
"Returns self on success, raises an exception in case of error."
static PyObject *Context_is_rdonly_umount(ContextObjext *self)
{
int rc = mnt_context_is_rdonly_umount(self->cxt);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_is_restricted_HELP "is_restricted()\n\n" \
"Returns False for unrestricted mount (user is root), or True for non-root mounts"
static PyObject *Context_is_restricted(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_restricted(self->cxt));
}
#define Context_is_sloppy_HELP "is_sloppy()\n\n" \
"Returns True if sloppy flag is enabled or False"
static PyObject *Context_is_sloppy(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_sloppy(self->cxt));
}
#define Context_is_verbose_HELP "is_verbose()\n\n" \
"Returns True if verbose flag is enabled or False"
static PyObject *Context_is_verbose(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_verbose(self->cxt));
}
#define Context_is_fs_mounted_HELP "is_fs_mounted(fs, mounted)\n\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_is_fs_mounted(ContextObjext *self, PyObject *args, PyObject *kwds)
{
char *kwlist[] = {"fs", "mounted", NULL};
FsObject *fs;
int mounted;
if (PyArg_ParseTupleAndKeywords(args, kwds, "O!i", kwlist,
&FsType, &fs, &mounted)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
return PyBool_FromLong(mnt_context_is_fs_mounted(self->cxt, fs->fs, &mounted));
}
#define Context_is_child_HELP "is_child()\n\n" \
"Returns True if mount -F enabled and the current context is child, or False"
static PyObject *Context_is_child(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_child(self->cxt));
}
#define Context_is_fork_HELP "is_fork()\n\n" \
"Returns True if fork (mount -F) is enabled or False"
static PyObject *Context_is_fork(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_fork(self->cxt));
}
#define Context_is_parent_HELP "is_parent()\n\n" \
"Returns True if mount -F enabled and the current context is parent, or False"
static PyObject *Context_is_parent(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_parent(self->cxt));
}
#define Context_is_loopdel_HELP "is_loopdel()\n\n" \
"Returns True if loop device should be deleted after umount (umount -d) or False."
static PyObject *Context_is_loopdel(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_loopdel(self->cxt));
}
#define Context_is_nocanonicalize_HELP "is_nocanonicalize()\n\n" \
"Returns True if no-canonicalize mode enabled or False."
static PyObject *Context_is_nocanonicalize(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_nocanonicalize(self->cxt));
}
#define Context_is_nohelpers_HELP "is_nohelpers()\n\n" \
"Returns True if helpers are disabled (mount -i) or False."
static PyObject *Context_is_nohelpers(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_nohelpers(self->cxt));
}
#define Context_syscall_called_HELP "syscall_called()\n\n" \
"Returns True if mount(2) syscall has been called, or False."
static PyObject *Context_syscall_called(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_syscall_called(self->cxt));
}
#define Context_is_swapmatch_HELP "is_swapmatch()\n\n" \
"Returns True if swap between source and target is allowed (default is True) or False."
static PyObject *Context_is_swapmatch(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_is_swapmatch(self->cxt));
}
#define Context_tab_applied_HELP "tab_applied()\n\n" \
"Returns True if fstab (or mtab) has been applied to the context, False otherwise."
static PyObject *Context_tab_applied(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_tab_applied(self->cxt));
}
#define Context_apply_fstab_HELP "apply_fstab()\n\n" \
"This function is optional.\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_apply_fstab(ContextObjext *self)
{
int rc = mnt_context_apply_fstab(self->cxt);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_helper_executed_HELP "helper_executed()\n\n" \
"Returns True if mount.type helper has been executed, or False."
static PyObject *Context_helper_executed(ContextObjext *self)
{
return PyBool_FromLong(mnt_context_helper_executed(self->cxt));
}
static PyObject *Context_get_source(ContextObjext *self)
{
return PyObjectResultStr(mnt_context_get_source(self->cxt));
}
static PyObject *Context_get_target(ContextObjext *self)
{
return PyObjectResultStr(mnt_context_get_target(self->cxt));
}
static PyObject *Context_get_options(ContextObjext *self)
{
return PyObjectResultStr(mnt_context_get_options(self->cxt));
}
static PyObject *Context_get_fstype(ContextObjext *self)
{
return PyObjectResultStr(mnt_context_get_fstype(self->cxt));
}
static PyObject *Context_get_fs(ContextObjext *self)
{
return PyObjectResultFs(mnt_context_get_fs(self->cxt));
}
static PyObject *Context_get_fstab(ContextObjext *self)
{
struct libmnt_table *tab = NULL;
if (mnt_context_get_fstab(self->cxt, &tab) != 0 || !tab)
return NULL;
return PyObjectResultTab(tab);
}
static PyObject *Context_get_mtab(ContextObjext *self)
{
struct libmnt_table *tab = NULL;
if (mnt_context_get_mtab(self->cxt, &tab) != 0 || !tab)
return NULL;
return PyObjectResultTab(tab);
}
static PyObject *Context_get_optsmode(ContextObjext *self)
{
return PyObjectResultInt(mnt_context_get_optsmode(self->cxt));
}
static PyObject *Context_get_status(ContextObjext *self)
{
return PyObjectResultInt(mnt_context_get_status(self->cxt));
}
static PyObject *Context_get_syscall_errno(ContextObjext *self)
{
return PyObjectResultInt(mnt_context_get_syscall_errno(self->cxt));
}
#define Context_do_mount_HELP "do_mount()\n\n" \
"Call mount(2) or mount.type helper. Unnecessary for Cxt.mount().\n" \
"\n" \
"Note that this function could be called only once. If you want to mount\n" \
"another source or target than you have to call Cxt.reset_context().\n" \
"\n" \
"If you want to call mount(2) for the same source and target with a different\n" \
"mount flags or fstype then call Cxt.reset_status() and then try\n" \
"again Cxt.do_mount().\n" \
"\n" \
"WARNING: non-zero return code does not mean that mount(2) syscall or\n" \
"mount.type helper wasn't successfully called.\n" \
"\n" \
"Check Cxt.status after error!\n" \
"\n" \
"Returns self on success or an exception in case of other errors."
static PyObject *Context_do_mount(ContextObjext *self)
{
int rc = mnt_context_do_mount(self->cxt);
return rc ? UL_RaiseExc(rc < 0 ? -rc : rc) : UL_IncRef(self);
}
#define Context_do_umount_HELP "do_umount()\n\n" \
"Umount filesystem by umount(2) or fork()+exec(/sbin/umount.type).\n" \
"Unnecessary for Cxt.umount().\n" \
"\n" \
"See also Cxt.disable_helpers().\n" \
"\n" \
"WARNING: non-zero return code does not mean that umount(2) syscall or\n" \
"umount.type helper wasn't successfully called.\n" \
"\n" \
"Check Cxt.status after error!\n" \
"\n" \
"Returns self on success or an exception in case of other errors."
static PyObject *Context_do_umount(ContextObjext *self)
{
int rc = mnt_context_do_umount(self->cxt);
return rc ? UL_RaiseExc(rc < 0 ? -rc : rc) : UL_IncRef(self);
}
#define Context_mount_HELP "mount()\n\n" \
"High-level, mounts filesystem by mount(2) or fork()+exec(/sbin/mount.type).\n" \
"\n" \
"This is similar to:\n" \
"\n" \
"Cxt.prepare_mount();\n" \
"Cxt.do_mount();\n" \
"Cxt.finalize_mount();\n" \
"\n" \
"See also Cxt.disable_helper().\n" \
"\n" \
"Note that this function could be called only once. If you want to mount with\n" \
"different setting than you have to call Cxt.reset_context(). It's NOT enough\n" \
"to call Cxt.reset_status() if you want call this function more than\n" \
"once, whole context has to be reset.\n" \
"\n" \
"WARNING: non-zero return code does not mean that mount(2) syscall or\n" \
"mount.type helper wasn't successfully called.\n" \
"\n" \
"Check Cxt.status after error!\n" \
"\n" \
"Returns self on success or an exception in case of other errors."
static PyObject *Context_mount(ContextObjext *self)
{
int rc = mnt_context_mount(self->cxt);
return rc ? UL_RaiseExc(rc < 0 ? -rc : rc) : UL_IncRef(self);
}
#define Context_umount_HELP "umount()\n\n" \
"High-level, umounts filesystem by umount(2) or fork()+exec(/sbin/umount.type).\n" \
"\n" \
"This is similar to:\n" \
"\n" \
"Cxt.prepare_umount();\n" \
"Cxt.do_umount();\n" \
"Cxt.finalize_umount();\n" \
"\n" \
"See also Cxt.disable_helpers().\n" \
"\n" \
"WARNING: non-zero return code does not mean that umount(2) syscall or\n" \
"umount.type helper wasn't successfully called.\n" \
"\n" \
"Check Cxt.status after error!\n" \
"\n" \
"Returns self on success or an exception in case of other errors."
static PyObject *Context_umount(ContextObjext *self)
{
int rc = mnt_context_umount(self->cxt);
return rc ? UL_RaiseExc(rc < 0 ? -rc : rc) : UL_IncRef(self);
}
#define Context_finalize_mount_HELP "finalize_mount()\n\n" \
"Mtab update, etc. Unnecessary for Cxt.mount(), but should be called\n" \
"after Cxt.do_mount(). See also Cxt.syscall_status.\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_finalize_mount(ContextObjext *self)
{
int rc = mnt_context_finalize_mount(self->cxt);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_prepare_umount_HELP "prepare_umount()\n\n" \
"Prepare context for umounting, unnecessary for Cxt.umount().\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_prepare_umount(ContextObjext *self)
{
int rc = mnt_context_prepare_umount(self->cxt);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_prepare_mount_HELP "prepare_mount()\n\n" \
"Prepare context for mounting, unnecessary for Cxt.mount().\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_prepare_mount(ContextObjext *self)
{
int rc = mnt_context_prepare_mount(self->cxt);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_finalize_umount_HELP "finalize_umount()\n\n" \
"Mtab update, etc. Unnecessary for Cxt.umount(), but should be called\n" \
"after Cxt.do_umount(). See also Cxt.syscall_status.\n" \
"\n" \
"Returns self on success, raises LibmountError if target filesystem not found, or other exception on error."
static PyObject *Context_finalize_umount(ContextObjext *self)
{
int rc = mnt_context_finalize_umount(self->cxt);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_find_umount_fs_HELP "find_umount_fs(tgt, pfs)\n\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_find_umount_fs(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
char *kwlist[] = { "tgt", "pfs", NULL };
char *tgt = NULL;
FsObject *fs;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "sO!", kwlist, &tgt, &FsType, &fs)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_find_umount_fs(self->cxt, tgt, &fs->fs);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_append_options_HELP "append_options(optstr)\n\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_append_options(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
char *kwlist[] = {"optstr", NULL};
char *optstr = NULL;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "s", kwlist, &optstr)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_append_options(self->cxt, optstr);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_helper_setopt_HELP "helper_setopt(c, arg)\n\n" \
"This function applies [u]mount.type command line option (for example parsed\n" \
"by getopt or getopt_long) to cxt. All unknown options are ignored and\n" \
"then ValueError is raised.\n" \
"\n" \
"Returns self on success, raises ValueError if c is unknown or other exception in case of an error."
static PyObject *Context_helper_setopt(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int c;
char *arg;
char *kwlist[] = { "c", "arg", NULL };
if (!PyArg_ParseTupleAndKeywords(args, kwds, "is", kwlist, &c, &arg)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_helper_setopt(self->cxt, c, arg);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
#define Context_init_helper_HELP "init_helper(action, flags)\n\n" \
"This function infors libmount that used from [u]mount.type helper.\n" \
"\n" \
"The function also calls Cxt.disable_helpers() to avoid recursive\n" \
"mount.type helpers calling. It you really want to call another\n" \
"mount.type helper from your helper than you have to explicitly enable this\n" \
"feature by:\n" \
"\n" \
"Cxt.disable_helpers(False);\n" \
"\n" \
"Returns self or raises an exception in case of an error."
static PyObject *Context_init_helper(ContextObjext *self, PyObject *args, PyObject *kwds)
{
int rc;
int action, flags;
char *kwlist[] = {"action", "flags", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwds, "ii", kwlist, &action, &flags)) {
PyErr_SetString(PyExc_TypeError, ARG_ERR);
return NULL;
}
rc = mnt_context_init_helper(self->cxt, action, flags);
return rc ? UL_RaiseExc(-rc) : UL_IncRef(self);
}
static PyGetSetDef Context_getseters[] = {
{"tables_errcb", NULL, (setter)Context_set_tables_errcb, "error callback function", NULL},
{"status", (getter)Context_get_status, NULL, "status", NULL},
{"source", (getter)Context_get_source, (setter)Context_set_source, "source", NULL},
{"target", (getter)Context_get_target, (setter)Context_set_target, "target", NULL},
{"fstype", (getter)Context_get_fstype, (setter)Context_set_fstype, "fstype", NULL},
{"options", (getter)Context_get_options, (setter)Context_set_options, "options", NULL},
{"mflags", (getter)Context_get_mflags, (setter)Context_set_mflags, "mflags", NULL},
{"mountdata", NULL, (setter)Context_set_mountdata, "mountdata", NULL},
{"fstype_pattern", NULL, (setter)Context_set_fstype_pattern, "fstype_pattern", NULL},
{"options_pattern", NULL, (setter)Context_set_options_pattern, "options_pattern", NULL},
{"fs", (getter)Context_get_fs, (setter)Context_set_fs, "filesystem description (type, mountpoint, device, ...)", NULL},
{"mtab", (getter)Context_get_mtab, NULL, "mtab entries", NULL},
{"fstab", (getter)Context_get_fstab, (setter)Context_set_fstab, "fstab (or mtab for some remounts)", NULL},
{"optsmode", (getter)Context_get_optsmode, (setter)Context_set_optsmode, "fstab optstr mode MNT_OPTSMODE_{AUTO,FORCE,IGNORE}", NULL},
{"syscall_errno", (getter)Context_get_syscall_errno, (setter)Context_set_syscall_status, "1: not_called yet, 0: success, <0: -errno", NULL},
{"user_mflags", (getter)Context_get_user_mflags, (setter)Context_set_user_mflags, "user mflags", NULL},
{NULL}
};
static PyMethodDef Context_methods[] = {
{"find_umount_fs", (PyCFunction)Context_find_umount_fs, METH_VARARGS|METH_KEYWORDS, Context_find_umount_fs_HELP},
{"reset_status", (PyCFunction)Context_reset_status, METH_NOARGS, Context_reset_status_HELP},
{"helper_executed", (PyCFunction)Context_helper_executed, METH_NOARGS, Context_helper_executed_HELP},
{"init_helper", (PyCFunction)Context_init_helper, METH_VARARGS|METH_KEYWORDS, Context_init_helper_HELP},
{"helper_setopt", (PyCFunction)Context_helper_setopt, METH_VARARGS|METH_KEYWORDS, Context_helper_setopt_HELP},
{"append_options", (PyCFunction)Context_append_options, METH_VARARGS|METH_KEYWORDS, Context_append_options_HELP},
{"apply_fstab", (PyCFunction)Context_apply_fstab, METH_NOARGS, Context_apply_fstab_HELP},
{"disable_canonicalize", (PyCFunction)Context_disable_canonicalize, METH_VARARGS|METH_KEYWORDS, Context_disable_canonicalize_HELP},
{"disable_helpers", (PyCFunction)Context_disable_helpers, METH_VARARGS|METH_KEYWORDS, Context_disable_helpers_HELP},
{"disable_mtab", (PyCFunction)Context_disable_mtab, METH_VARARGS|METH_KEYWORDS, Context_disable_mtab_HELP},
{"do_mount", (PyCFunction)Context_do_mount, METH_NOARGS, Context_do_mount_HELP},
{"do_umount", (PyCFunction)Context_do_umount, METH_NOARGS , Context_do_umount_HELP},
{"enable_fake", (PyCFunction)Context_enable_fake, METH_VARARGS|METH_KEYWORDS, Context_enable_fake_HELP},
{"enable_force", (PyCFunction)Context_enable_force, METH_VARARGS|METH_KEYWORDS, Context_enable_force_HELP},
{"enable_lazy", (PyCFunction)Context_enable_lazy, METH_VARARGS|METH_KEYWORDS, Context_enable_lazy_HELP},
{"enable_loopdel", (PyCFunction)Context_enable_loopdel, METH_VARARGS|METH_KEYWORDS, Context_enable_loopdel_HELP},
{"enable_rdonly_umount", (PyCFunction)Context_enable_rdonly_umount, METH_VARARGS|METH_KEYWORDS, Context_enable_rdonly_umount_HELP},
{"enable_sloppy", (PyCFunction)Context_enable_sloppy, METH_VARARGS|METH_KEYWORDS, Context_enable_sloppy_HELP},
{"enable_verbose", (PyCFunction)Context_enable_verbose, METH_VARARGS|METH_KEYWORDS, Context_enable_verbose_HELP},
{"enable_fork", (PyCFunction)Context_enable_fork, METH_VARARGS|METH_KEYWORDS, Context_enable_fork_HELP},
{"finalize_mount", (PyCFunction)Context_finalize_mount, METH_NOARGS, Context_finalize_mount_HELP},
{"finalize_umount", (PyCFunction)Context_finalize_umount, METH_NOARGS, Context_finalize_umount_HELP},
{"is_fake", (PyCFunction)Context_is_fake, METH_NOARGS, Context_is_fake_HELP},
{"is_force", (PyCFunction)Context_is_force, METH_NOARGS, Context_is_force_HELP},
{"is_fork", (PyCFunction)Context_is_fork, METH_NOARGS, Context_is_fork_HELP},
{"is_fs_mounted", (PyCFunction)Context_is_fs_mounted, METH_VARARGS|METH_KEYWORDS, Context_is_fs_mounted_HELP},
{"is_lazy", (PyCFunction)Context_is_lazy, METH_NOARGS, Context_is_lazy_HELP},
{"is_nomtab", (PyCFunction)Context_is_nomtab, METH_NOARGS, Context_is_nomtab_HELP},
{"is_rdonly_umount", (PyCFunction)Context_is_rdonly_umount, METH_NOARGS, Context_is_rdonly_umount_HELP},
{"is_restricted", (PyCFunction)Context_is_restricted, METH_NOARGS, Context_is_restricted_HELP},
{"is_sloppy", (PyCFunction)Context_is_sloppy, METH_NOARGS, Context_is_sloppy_HELP},
{"is_verbose", (PyCFunction)Context_is_verbose, METH_NOARGS, Context_is_verbose_HELP},
{"is_child", (PyCFunction)Context_is_child, METH_NOARGS, Context_is_child_HELP},
{"is_parent", (PyCFunction)Context_is_parent, METH_NOARGS, Context_is_parent_HELP},
{"is_loopdel", (PyCFunction)Context_is_loopdel, METH_NOARGS, Context_is_loopdel_HELP},
{"is_nocanonicalize", (PyCFunction)Context_is_nocanonicalize, METH_NOARGS, Context_is_nocanonicalize_HELP},
{"is_nohelpers", (PyCFunction)Context_is_nohelpers, METH_NOARGS, Context_is_nohelpers_HELP},
{"is_swapmatch", (PyCFunction)Context_is_swapmatch, METH_NOARGS, Context_is_swapmatch_HELP},
{"mount", (PyCFunction)Context_mount, METH_NOARGS, Context_mount_HELP},
{"prepare_mount", (PyCFunction)Context_prepare_mount, METH_NOARGS, Context_prepare_mount_HELP},
{"prepare_umount", (PyCFunction)Context_prepare_umount, METH_NOARGS, Context_prepare_umount_HELP},
{"umount", (PyCFunction)Context_umount, METH_NOARGS, Context_umount_HELP},
{"syscall_called", (PyCFunction)Context_syscall_called, METH_NOARGS, Context_syscall_called_HELP},
{"disable_swapmatch", (PyCFunction)Context_disable_swapmatch, METH_VARARGS|METH_KEYWORDS, Context_disable_swapmatch_HELP},
{"tab_applied", (PyCFunction)Context_tab_applied, METH_NOARGS, Context_tab_applied_HELP},
{NULL}
};
static PyObject *Context_repr(ContextObjext *self)
{
return PyUnicode_FromFormat("<libmount.Context object at %p, restricted=%s>",
self, mnt_context_is_restricted(self->cxt) ? "True" : "False");
}
PyTypeObject ContextType = {
PyVarObject_HEAD_INIT(NULL, 0)
"libmount.Context", /*tp_name*/
sizeof(ContextObjext), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)Context_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
(reprfunc) Context_repr,
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
Context_HELP, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
Context_methods, /* tp_methods */
Context_members, /* tp_members */
Context_getseters, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)Context_init, /* tp_init */
0, /* tp_alloc */
Context_new, /* tp_new */
};
void Context_AddModuleObject(PyObject *mod)
{
if (PyType_Ready(&ContextType) < 0)
return;
DBG(CXT, pymnt_debug("add to module"));
Py_INCREF(&ContextType);
PyModule_AddObject(mod, "Context", (PyObject *)&ContextType);
}