Mike Yuan
c5087ef510
This reverts commit 1e1225614c.
This was an incomplete workaround of the race. Now that
we stop generating mount units for credential mounts,
the logic could be dropped.
108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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typedef struct Mount Mount;
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#include "dynamic-user.h"
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#include "kill.h"
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#include "pidref.h"
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#include "unit.h"
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typedef enum MountExecCommand {
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MOUNT_EXEC_MOUNT,
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MOUNT_EXEC_UNMOUNT,
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MOUNT_EXEC_REMOUNT,
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_MOUNT_EXEC_COMMAND_MAX,
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_MOUNT_EXEC_COMMAND_INVALID = -EINVAL,
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} MountExecCommand;
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typedef enum MountResult {
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MOUNT_SUCCESS,
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MOUNT_FAILURE_RESOURCES, /* a bit of a misnomer, just our catch-all error for errnos we didn't expect */
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MOUNT_FAILURE_TIMEOUT,
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MOUNT_FAILURE_EXIT_CODE,
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MOUNT_FAILURE_SIGNAL,
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MOUNT_FAILURE_CORE_DUMP,
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MOUNT_FAILURE_START_LIMIT_HIT,
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MOUNT_FAILURE_PROTOCOL,
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_MOUNT_RESULT_MAX,
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_MOUNT_RESULT_INVALID = -EINVAL,
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} MountResult;
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typedef struct MountParameters {
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char *what;
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char *options;
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char *fstype;
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} MountParameters;
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/* Used while looking for mount points that vanished or got added from/to /proc/self/mountinfo */
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typedef enum MountProcFlags {
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MOUNT_PROC_IS_MOUNTED = 1 << 0,
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MOUNT_PROC_JUST_MOUNTED = 1 << 1,
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MOUNT_PROC_JUST_CHANGED = 1 << 2,
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} MountProcFlags;
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struct Mount {
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Unit meta;
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char *where;
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MountParameters parameters_proc_self_mountinfo;
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MountParameters parameters_fragment;
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bool from_proc_self_mountinfo:1;
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bool from_fragment:1;
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MountProcFlags proc_flags;
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bool sloppy_options;
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bool lazy_unmount;
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bool force_unmount;
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bool read_write_only;
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MountResult result;
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MountResult reload_result;
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MountResult clean_result;
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mode_t directory_mode;
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usec_t timeout_usec;
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ExecCommand exec_command[_MOUNT_EXEC_COMMAND_MAX];
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ExecContext exec_context;
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KillContext kill_context;
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CGroupContext cgroup_context;
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ExecRuntime *exec_runtime;
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CGroupRuntime *cgroup_runtime;
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MountState state, deserialized_state;
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ExecCommand* control_command;
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MountExecCommand control_command_id;
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PidRef control_pid;
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sd_event_source *timer_event_source;
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unsigned n_retry_umount;
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};
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extern const UnitVTable mount_vtable;
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void mount_fd_event(Manager *m, int events);
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char* mount_get_what_escaped(const Mount *m);
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char* mount_get_options_escaped(const Mount *m);
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const char* mount_get_fstype(const Mount *m);
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const char* mount_exec_command_to_string(MountExecCommand i) _const_;
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MountExecCommand mount_exec_command_from_string(const char *s) _pure_;
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const char* mount_result_to_string(MountResult i) _const_;
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MountResult mount_result_from_string(const char *s) _pure_;
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DEFINE_CAST(MOUNT, Mount);
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