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 ExecOutput {
50 _EXEC_OUTPUT_INVALID = -1
53 typedef enum ExecInput {
57 _EXEC_INPUT_INVALID = -1
62 usec_t start_timestamp;
63 usec_t exit_timestamp;
64 int code; /* as in siginfo_t::si_code */
65 int status; /* as in sigingo_t::si_status */
71 ExecStatus exec_status;
72 LIST_FIELDS(ExecCommand, command); /* useful for chaining commands */
78 struct rlimit *rlimit[RLIMIT_NLIMITS];
79 char *working_directory, *root_directory;
84 int cpu_sched_priority;
85 cpu_set_t cpu_affinity;
86 unsigned long timer_slack_ns;
88 bool oom_adjust_set:1;
92 bool cpu_affinity_set:1;
93 bool timer_slack_ns_set:1;
95 bool cpu_sched_reset_on_fork;
102 char *syslog_identifier;
106 uint64_t capability_bounding_set_drop;
108 /* Since resolving these names might might involve socket
109 * connections and we don't want to deadlock ourselves these
110 * names are resolved on execution only and in the child
114 char **supplementary_groups;
117 typedef enum ExitStatus {
118 /* EXIT_SUCCESS defined by libc */
119 /* EXIT_FAILURE defined by libc */
120 EXIT_INVALIDARGUMENT = 2,
121 EXIT_NOTIMPLEMENTED = 3,
122 EXIT_NOPERMISSION = 4,
123 EXIT_NOTINSTALLED = 5,
124 EXIT_NOTCONFIGURED = 6,
127 /* The LSB suggests that error codes >= 200 are "reserved". We
128 * use them here under the assumption that they hence are
129 * unused by init scripts.
131 * http://refspecs.freestandards.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptact.html */
143 EXIT_CHROOT, /* 210 */
153 EXIT_CGROUP, /* 220 */
157 int exec_spawn(ExecCommand *command,
158 const ExecContext *context,
159 int *fds, unsigned n_fds,
160 bool apply_permissions,
162 struct CGroupBonding *cgroup_bondings,
165 void exec_command_done(ExecCommand *c);
166 void exec_command_done_array(ExecCommand *c, unsigned n);
168 void exec_command_free_list(ExecCommand *c);
169 void exec_command_free_array(ExecCommand **c, unsigned n);
171 char *exec_command_line(ExecCommand *c);
172 void exec_command_dump(ExecCommand *c, FILE *f, const char *prefix);
173 void exec_command_dump_list(ExecCommand *c, FILE *f, const char *prefix);
174 void exec_command_append_list(ExecCommand **l, ExecCommand *e);
175 int exec_command_set(ExecCommand *c, const char *path, ...);
177 void exec_context_init(ExecContext *c);
178 void exec_context_done(ExecContext *c);
179 void exec_context_dump(ExecContext *c, FILE* f, const char *prefix);
181 void exec_status_fill(ExecStatus *s, pid_t pid, int code, int status);
182 void exec_status_dump(ExecStatus *s, FILE *f, const char *prefix);
184 const char* exec_output_to_string(ExecOutput i);
185 int exec_output_from_string(const char *s);
187 const char* exec_input_to_string(ExecInput i);
188 int exec_input_from_string(const char *s);