1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
7 This file is part of systemd.
9 Copyright 2010 Lennart Poettering
11 systemd is free software; you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
16 systemd is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with systemd; If not, see <http://www.gnu.org/licenses/>.
25 typedef struct ExecStatus ExecStatus
;
26 typedef struct ExecCommand ExecCommand
;
27 typedef struct ExecContext ExecContext
;
30 #include <sys/resource.h>
31 #include <sys/capability.h>
41 /* Abstract namespace! */
42 #define LOGGER_SOCKET "/org/freedesktop/systemd1/logger"
44 typedef enum ExecInput
{
50 _EXEC_INPUT_INVALID
= -1
53 typedef enum ExecOutput
{
60 _EXEC_OUTPUT_INVALID
= -1
65 usec_t start_timestamp
;
66 usec_t exit_timestamp
;
67 int code
; /* as in siginfo_t::si_code */
68 int status
; /* as in sigingo_t::si_status */
74 ExecStatus exec_status
;
75 LIST_FIELDS(ExecCommand
, command
); /* useful for chaining commands */
81 struct rlimit
*rlimit
[RLIMIT_NLIMITS
];
82 char *working_directory
, *root_directory
;
87 int cpu_sched_priority
;
88 cpu_set_t cpu_affinity
;
89 unsigned long timer_slack_ns
;
91 bool oom_adjust_set
:1;
95 bool cpu_affinity_set
:1;
96 bool timer_slack_ns_set
:1;
98 bool cpu_sched_reset_on_fork
;
102 ExecOutput std_output
;
103 ExecOutput std_error
;
108 char *syslog_identifier
;
112 uint64_t capability_bounding_set_drop
;
114 /* Since resolving these names might might involve socket
115 * connections and we don't want to deadlock ourselves these
116 * names are resolved on execution only and in the child
120 char **supplementary_groups
;
123 typedef enum ExitStatus
{
124 /* EXIT_SUCCESS defined by libc */
125 /* EXIT_FAILURE defined by libc */
126 EXIT_INVALIDARGUMENT
= 2,
127 EXIT_NOTIMPLEMENTED
= 3,
128 EXIT_NOPERMISSION
= 4,
129 EXIT_NOTINSTALLED
= 5,
130 EXIT_NOTCONFIGURED
= 6,
133 /* The LSB suggests that error codes >= 200 are "reserved". We
134 * use them here under the assumption that they hence are
135 * unused by init scripts.
137 * http://refspecs.freestandards.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptact.html */
149 EXIT_CHROOT
, /* 210 */
159 EXIT_SETSID
, /* 220 */
165 int exec_spawn(ExecCommand
*command
,
166 const ExecContext
*context
,
167 int *fds
, unsigned n_fds
,
168 bool apply_permissions
,
171 struct CGroupBonding
*cgroup_bondings
,
174 void exec_command_done(ExecCommand
*c
);
175 void exec_command_done_array(ExecCommand
*c
, unsigned n
);
177 void exec_command_free_list(ExecCommand
*c
);
178 void exec_command_free_array(ExecCommand
**c
, unsigned n
);
180 char *exec_command_line(ExecCommand
*c
);
181 void exec_command_dump(ExecCommand
*c
, FILE *f
, const char *prefix
);
182 void exec_command_dump_list(ExecCommand
*c
, FILE *f
, const char *prefix
);
183 void exec_command_append_list(ExecCommand
**l
, ExecCommand
*e
);
184 int exec_command_set(ExecCommand
*c
, const char *path
, ...);
186 void exec_context_init(ExecContext
*c
);
187 void exec_context_done(ExecContext
*c
);
188 void exec_context_dump(ExecContext
*c
, FILE* f
, const char *prefix
);
190 void exec_status_fill(ExecStatus
*s
, pid_t pid
, int code
, int status
);
191 void exec_status_dump(ExecStatus
*s
, FILE *f
, const char *prefix
);
193 const char* exec_output_to_string(ExecOutput i
);
194 int exec_output_from_string(const char *s
);
196 const char* exec_input_to_string(ExecInput i
);
197 int exec_input_from_string(const char *s
);
199 const char* exit_status_to_string(ExitStatus status
);