114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
#pragma once
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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Copyright 2016 Djalal Harouni
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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typedef struct NameSpaceInfo NameSpaceInfo;
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typedef struct BindMount BindMount;
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#include <stdbool.h>
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#include "dissect-image.h"
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#include "macro.h"
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typedef enum ProtectHome {
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PROTECT_HOME_NO,
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PROTECT_HOME_YES,
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PROTECT_HOME_READ_ONLY,
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_PROTECT_HOME_MAX,
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_PROTECT_HOME_INVALID = -1
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} ProtectHome;
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typedef enum NamespaceType {
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NAMESPACE_MOUNT,
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NAMESPACE_CGROUP,
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NAMESPACE_UTS,
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NAMESPACE_IPC,
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NAMESPACE_USER,
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NAMESPACE_PID,
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NAMESPACE_NET,
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_NAMESPACE_TYPE_MAX,
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_NAMESPACE_TYPE_INVALID = -1,
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} NamespaceType;
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typedef enum ProtectSystem {
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PROTECT_SYSTEM_NO,
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PROTECT_SYSTEM_YES,
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PROTECT_SYSTEM_FULL,
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PROTECT_SYSTEM_STRICT,
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_PROTECT_SYSTEM_MAX,
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_PROTECT_SYSTEM_INVALID = -1
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} ProtectSystem;
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struct NameSpaceInfo {
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bool ignore_protect_paths:1;
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bool private_dev:1;
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bool protect_control_groups:1;
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bool protect_kernel_tunables:1;
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bool protect_kernel_modules:1;
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bool mount_apivfs:1;
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};
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struct BindMount {
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char *source;
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char *destination;
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bool read_only:1;
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bool recursive:1;
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bool ignore_enoent:1;
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};
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int setup_namespace(
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const char *root_directory,
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const char *root_image,
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const NameSpaceInfo *ns_info,
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char **read_write_paths,
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char **read_only_paths,
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char **inaccessible_paths,
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char **empty_directories,
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const BindMount *bind_mounts,
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unsigned n_bind_mounts,
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const char *tmp_dir,
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const char *var_tmp_dir,
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ProtectHome protect_home,
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ProtectSystem protect_system,
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unsigned long mount_flags,
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DissectImageFlags dissected_image_flags);
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int setup_tmp_dirs(
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const char *id,
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char **tmp_dir,
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char **var_tmp_dir);
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int setup_netns(int netns_storage_socket[2]);
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const char* protect_home_to_string(ProtectHome p) _const_;
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ProtectHome protect_home_from_string(const char *s) _pure_;
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const char* protect_system_to_string(ProtectSystem p) _const_;
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ProtectSystem protect_system_from_string(const char *s) _pure_;
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void bind_mount_free_many(BindMount *b, unsigned n);
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int bind_mount_add(BindMount **b, unsigned *n, const BindMount *item);
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const char* namespace_type_to_string(NamespaceType t) _const_;
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NamespaceType namespace_type_from_string(const char *s) _pure_;
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bool ns_type_supported(NamespaceType type);
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