2010-01-23 07:52:57 +07:00
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/*-*- Mode: C; c-basic-offset: 8 -*-*/
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#ifndef fooexecutehfoo
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#define fooexecutehfoo
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2010-02-03 19:03:47 +07:00
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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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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 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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General Public License for more details.
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You should have received a copy of the GNU 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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2010-01-23 07:52:57 +07:00
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typedef struct ExecStatus ExecStatus;
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typedef struct ExecCommand ExecCommand;
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typedef struct ExecContext ExecContext;
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#include <sys/time.h>
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#include <sys/resource.h>
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#include <sys/capability.h>
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#include <stdbool.h>
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#include <stdio.h>
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2010-01-30 07:55:42 +07:00
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#include <sched.h>
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2010-01-23 07:52:57 +07:00
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#include "list.h"
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2010-01-26 10:18:44 +07:00
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#include "util.h"
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2010-01-23 07:52:57 +07:00
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2010-01-28 08:06:20 +07:00
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/* Abstract namespace! */
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2010-03-31 21:26:24 +07:00
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#define LOGGER_SOCKET "/org/freedesktop/systemd1/logger"
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2010-01-28 08:06:20 +07:00
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typedef enum ExecOutput {
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EXEC_OUTPUT_CONSOLE,
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EXEC_OUTPUT_NULL,
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EXEC_OUTPUT_SYSLOG,
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EXEC_OUTPUT_KERNEL,
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_EXEC_OUTPUT_MAX,
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_EXEC_OUTPUT_INVALID = -1
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2010-01-28 08:06:20 +07:00
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} ExecOutput;
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2010-01-30 07:55:42 +07:00
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typedef enum ExecInput {
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EXEC_INPUT_NULL,
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EXEC_INPUT_CONSOLE,
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_EXEC_INPUT_MAX,
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_EXEC_INPUT_INVALID = -1
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} ExecInput;
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2010-01-23 07:52:57 +07:00
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struct ExecStatus {
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pid_t pid;
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2010-01-26 10:18:44 +07:00
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usec_t timestamp;
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2010-01-24 06:39:29 +07:00
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int code; /* as in siginfo_t::si_code */
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int status; /* as in sigingo_t::si_status */
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2010-01-23 07:52:57 +07:00
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};
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struct ExecCommand {
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char *path;
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char **argv;
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2010-01-26 10:18:44 +07:00
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ExecStatus exec_status;
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LIST_FIELDS(ExecCommand, command); /* useful for chaining commands */
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};
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struct ExecContext {
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char **environment;
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mode_t umask;
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2010-01-30 07:55:42 +07:00
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struct rlimit *rlimit[RLIMIT_NLIMITS];
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2010-01-30 02:46:22 +07:00
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char *working_directory, *root_directory;
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2010-01-23 07:52:57 +07:00
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int oom_adjust;
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int nice;
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2010-01-30 02:46:22 +07:00
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int ioprio;
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2010-01-30 07:55:42 +07:00
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int cpu_sched_policy;
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int cpu_sched_priority;
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cpu_set_t cpu_affinity;
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unsigned long timer_slack_ns;
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2010-01-28 08:53:56 +07:00
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bool oom_adjust_set:1;
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bool nice_set:1;
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bool ioprio_set:1;
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bool cpu_sched_set:1;
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bool cpu_affinity_set:1;
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bool timer_slack_ns_set:1;
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2010-01-26 10:18:44 +07:00
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2010-02-02 18:50:04 +07:00
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bool cpu_sched_reset_on_fork;
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2010-02-12 08:00:18 +07:00
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bool non_blocking;
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2010-02-02 18:50:04 +07:00
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2010-01-30 07:55:42 +07:00
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ExecInput input;
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ExecOutput output;
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int syslog_priority;
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char *syslog_identifier;
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2010-01-26 10:18:44 +07:00
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cap_t capabilities;
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int secure_bits;
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uint64_t capability_bounding_set_drop;
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2010-01-23 07:52:57 +07:00
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2010-01-30 07:55:42 +07:00
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/* Since resolving these names might might involve socket
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2010-01-23 07:52:57 +07:00
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* connections and we don't want to deadlock ourselves these
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* names are resolved on execution only and in the child
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* process. */
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2010-01-23 07:52:57 +07:00
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char *user;
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char *group;
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char **supplementary_groups;
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};
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2010-01-26 10:18:44 +07:00
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typedef enum ExitStatus {
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/* EXIT_SUCCESS defined by libc */
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/* EXIT_FAILURE defined by libc */
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EXIT_INVALIDARGUMENT = 2,
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EXIT_NOTIMPLEMENTED = 3,
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EXIT_NOPERMISSION = 4,
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EXIT_NOTINSTALLED = 5,
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EXIT_NOTCONFIGURED = 6,
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EXIT_NOTRUNNING = 7,
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/* The LSB suggests that error codes >= 200 are "reserved". We
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* use them here under the assumption that they hence are
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* unused by init scripts.
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*
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* http://refspecs.freestandards.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptact.html */
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EXIT_CHDIR = 200,
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EXIT_NICE,
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EXIT_FDS,
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EXIT_EXEC,
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EXIT_MEMORY,
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EXIT_LIMITS,
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2010-01-27 12:17:51 +07:00
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EXIT_OOM_ADJUST,
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2010-01-28 08:06:20 +07:00
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EXIT_SIGNAL_MASK,
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EXIT_INPUT,
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2010-01-30 02:46:22 +07:00
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EXIT_OUTPUT,
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2010-02-15 04:43:08 +07:00
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EXIT_CHROOT, /* 210 */
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2010-01-30 02:46:22 +07:00
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EXIT_PGID,
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EXIT_IOPRIO,
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EXIT_TIMERSLACK,
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EXIT_SECUREBITS,
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EXIT_SETSCHEDULER,
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2010-02-15 04:43:08 +07:00
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EXIT_CPUAFFINITY,
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EXIT_GROUP,
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EXIT_USER,
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EXIT_CAPABILITIES
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2010-01-26 10:18:44 +07:00
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} ExitStatus;
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2010-02-15 04:43:08 +07:00
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int exec_spawn(const ExecCommand *command,
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const ExecContext *context,
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int *fds, unsigned n_fds,
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bool apply_permissions,
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bool apply_chroot,
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pid_t *ret);
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2010-01-23 07:52:57 +07:00
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void exec_command_free_list(ExecCommand *c);
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void exec_command_free_array(ExecCommand **c, unsigned n);
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2010-01-23 07:52:57 +07:00
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2010-01-26 13:02:51 +07:00
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char *exec_command_line(ExecCommand *c);
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void exec_command_dump(ExecCommand *c, FILE *f, const char *prefix);
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void exec_command_dump_list(ExecCommand *c, FILE *f, const char *prefix);
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2010-02-14 07:05:55 +07:00
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void exec_command_append_list(ExecCommand **l, ExecCommand *e);
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2010-01-26 13:02:51 +07:00
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2010-01-26 10:18:44 +07:00
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void exec_context_init(ExecContext *c);
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void exec_context_done(ExecContext *c);
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2010-01-23 07:52:57 +07:00
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void exec_context_dump(ExecContext *c, FILE* f, const char *prefix);
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2010-01-26 10:18:44 +07:00
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void exec_status_fill(ExecStatus *s, pid_t pid, int code, int status);
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2010-01-23 07:52:57 +07:00
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2010-01-30 07:55:42 +07:00
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const char* exec_output_to_string(ExecOutput i);
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int exec_output_from_string(const char *s);
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const char* exec_input_to_string(ExecInput i);
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int exec_input_from_string(const char *s);
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2010-01-23 07:52:57 +07:00
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#endif
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