Adding upstream version 1.9.16p2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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1342 changed files with 621215 additions and 0 deletions
196
plugins/python/python_plugin_approval.c
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196
plugins/python/python_plugin_approval.c
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/*
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* SPDX-License-Identifier: ISC
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*
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* Copyright (c) 2020 Robert Manner <robert.manner@oneidentity.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* This is an open source non-commercial project. Dear PVS-Studio, please check it.
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* PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
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*/
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#include "python_plugin_common.h"
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struct ApprovalPluginContext
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{
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struct PluginContext base_ctx;
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struct approval_plugin *plugin;
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};
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#define BASE_CTX(approval_ctx) (&(approval_ctx->base_ctx))
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#define PY_APPROVAL_PLUGIN_VERSION SUDO_API_MKVERSION(1, 0)
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#define CALLBACK_PLUGINFUNC(func_name) approval_ctx->plugin->func_name
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// This also verifies compile time that the name matches the sudo plugin API.
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#define CALLBACK_PYNAME(func_name) ((void)CALLBACK_PLUGINFUNC(func_name), #func_name)
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sudo_dso_public struct approval_plugin *python_approval_clone(void);
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static int
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python_plugin_approval_open(struct ApprovalPluginContext *approval_ctx,
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unsigned int version, sudo_conv_t conversation, sudo_printf_t sudo_printf,
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char * const settings[], char * const user_info[], int submit_optind,
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char * const submit_argv[], char * const submit_envp[],
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char * const plugin_options[], const char **errstr)
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{
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debug_decl(python_plugin_approval_open, PYTHON_DEBUG_CALLBACKS);
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(void) version;
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int rc = python_plugin_register_logging(conversation, sudo_printf, settings);
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if (rc != SUDO_RC_OK) {
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debug_return_int(rc);
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}
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struct PluginContext *plugin_ctx = BASE_CTX(approval_ctx);
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rc = python_plugin_init(plugin_ctx, plugin_options, version);
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if (rc != SUDO_RC_OK) {
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debug_return_int(rc);
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}
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PyObject *py_kwargs = NULL, *py_submit_optind = NULL,
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*py_submit_argv = NULL;
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if ((py_kwargs = python_plugin_construct_args(version, settings, user_info,
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submit_envp, plugin_options)) == NULL ||
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(py_submit_optind = PyLong_FromLong(submit_optind)) == NULL ||
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(py_submit_argv = py_str_array_to_tuple(submit_argv)) == NULL)
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{
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py_log_last_error("Failed to construct plugin instance");
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rc = SUDO_RC_ERROR;
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} else {
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PyDict_SetItemString(py_kwargs, "submit_optind", py_submit_optind);
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PyDict_SetItemString(py_kwargs, "submit_argv", py_submit_argv);
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rc = python_plugin_construct_custom(plugin_ctx, py_kwargs);
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CALLBACK_SET_ERROR(plugin_ctx, errstr);
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}
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Py_CLEAR(py_kwargs);
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Py_CLEAR(py_submit_argv);
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Py_CLEAR(py_submit_optind);
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if (rc != SUDO_RC_OK) {
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debug_return_int(rc);
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}
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debug_return_int(rc);
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}
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static void
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python_plugin_approval_close(struct ApprovalPluginContext *approval_ctx)
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{
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debug_decl(python_plugin_approval_close, PYTHON_DEBUG_CALLBACKS);
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struct PluginContext *plugin_ctx = BASE_CTX(approval_ctx);
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PyThreadState_Swap(plugin_ctx->py_interpreter);
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python_plugin_deinit(plugin_ctx);
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debug_return;
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}
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static int
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python_plugin_approval_check(struct ApprovalPluginContext *approval_ctx,
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char * const command_info[], char * const run_argv[],
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char * const run_envp[], const char **errstr)
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{
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debug_decl(python_plugin_approval_check, PYTHON_DEBUG_CALLBACKS);
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struct PluginContext *plugin_ctx = BASE_CTX(approval_ctx);
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PyObject *py_command_info = NULL, *py_run_argv = NULL, *py_run_envp = NULL,
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*py_args = NULL;
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int rc = SUDO_RC_ERROR;
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if ((py_command_info = py_str_array_to_tuple(command_info)) != NULL &&
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(py_run_argv = py_str_array_to_tuple(run_argv)) != NULL &&
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(py_run_envp = py_str_array_to_tuple(run_envp)) != NULL)
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{
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py_args = Py_BuildValue("(OOO)", py_command_info, py_run_argv, py_run_envp);
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}
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// Note, py_args gets cleared by api_rc_call
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rc = python_plugin_api_rc_call(plugin_ctx, CALLBACK_PYNAME(check), py_args);
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CALLBACK_SET_ERROR(plugin_ctx, errstr);
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Py_CLEAR(py_command_info);
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Py_CLEAR(py_run_argv);
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Py_CLEAR(py_run_envp);
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debug_return_int(rc);
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}
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static int
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python_plugin_approval_show_version(struct ApprovalPluginContext *approval_ctx, int verbose)
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{
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debug_decl(python_plugin_approval_show_version, PYTHON_DEBUG_CALLBACKS);
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struct PluginContext *plugin_ctx = BASE_CTX(approval_ctx);
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PyThreadState_Swap(plugin_ctx->py_interpreter);
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debug_return_int(python_plugin_show_version(plugin_ctx,
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CALLBACK_PYNAME(show_version), verbose, PY_APPROVAL_PLUGIN_VERSION, "approval"));
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}
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sudo_dso_public struct approval_plugin python_approval;
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// generate symbols for loading multiple approval plugins:
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#define APPROVAL_SYMBOL_NAME(symbol) symbol
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#include "python_plugin_approval_multi.inc"
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#define APPROVAL_SYMBOL_NAME(symbol) symbol##1
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#include "python_plugin_approval_multi.inc"
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#define APPROVAL_SYMBOL_NAME(symbol) symbol##2
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#include "python_plugin_approval_multi.inc"
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#define APPROVAL_SYMBOL_NAME(symbol) symbol##3
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#include "python_plugin_approval_multi.inc"
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#define APPROVAL_SYMBOL_NAME(symbol) symbol##4
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#include "python_plugin_approval_multi.inc"
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#define APPROVAL_SYMBOL_NAME(symbol) symbol##5
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#include "python_plugin_approval_multi.inc"
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#define APPROVAL_SYMBOL_NAME(symbol) symbol##6
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#include "python_plugin_approval_multi.inc"
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#define APPROVAL_SYMBOL_NAME(symbol) symbol##7
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#include "python_plugin_approval_multi.inc"
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static struct approval_plugin *extra_approval_plugins[] = {
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&python_approval1,
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&python_approval2,
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&python_approval3,
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&python_approval4,
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&python_approval5,
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&python_approval6,
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&python_approval7
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};
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struct approval_plugin *
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python_approval_clone(void)
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{
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static size_t counter = 0;
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struct approval_plugin *next_plugin = NULL;
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size_t max = sizeof(extra_approval_plugins) / sizeof(*extra_approval_plugins);
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if (counter < max) {
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next_plugin = extra_approval_plugins[counter];
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++counter;
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} else if (counter == max) {
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++counter;
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py_sudo_log(SUDO_CONV_ERROR_MSG,
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"sudo: loading more than %d sudo python approval plugins is not supported\n", counter);
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}
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return next_plugin;
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}
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