diff options
Diffstat (limited to 'src/dbus-execute.c')
| -rw-r--r-- | src/dbus-execute.c | 421 |
1 files changed, 0 insertions, 421 deletions
diff --git a/src/dbus-execute.c b/src/dbus-execute.c deleted file mode 100644 index c5abcf67..00000000 --- a/src/dbus-execute.c +++ /dev/null @@ -1,421 +0,0 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <errno.h> -#include <dbus/dbus.h> -#include <sys/prctl.h> - -#include "dbus-execute.h" -#include "missing.h" -#include "ioprio.h" -#include "strv.h" -#include "dbus-common.h" - -DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_kill_mode, kill_mode, KillMode); - -DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_input, exec_input, ExecInput); -DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_execute_append_output, exec_output, ExecOutput); - -int bus_execute_append_env_files(DBusMessageIter *i, const char *property, void *data) { - char **env_files = data, **j; - DBusMessageIter sub, sub2; - - assert(i); - assert(property); - - if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(sb)", &sub)) - return -ENOMEM; - - STRV_FOREACH(j, env_files) { - dbus_bool_t b = false; - char *fn = *j; - - if (fn[0] == '-') { - b = true; - fn++; - } - - if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &fn) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_BOOLEAN, &b) || - !dbus_message_iter_close_container(&sub, &sub2)) - return -ENOMEM; - } - - if (!dbus_message_iter_close_container(i, &sub)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_oom_score_adjust(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - int32_t n; - - assert(i); - assert(property); - assert(c); - - if (c->oom_score_adjust_set) - n = c->oom_score_adjust; - else { - char *t; - - n = 0; - if (read_one_line_file("/proc/self/oom_score_adj", &t) >= 0) { - safe_atoi(t, &n); - free(t); - } else if (read_one_line_file("/proc/self/oom_adj", &t) >= 0) { - safe_atoi(t, &n); - free(t); - - if (n == OOM_ADJUST_MAX) - n = OOM_SCORE_ADJ_MAX; - else - n = (n * OOM_SCORE_ADJ_MAX) / -OOM_DISABLE; - } - } - - if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_nice(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - int32_t n; - - assert(i); - assert(property); - assert(c); - - if (c->nice_set) - n = c->nice; - else - n = getpriority(PRIO_PROCESS, 0); - - if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_ioprio(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - int32_t n; - - assert(i); - assert(property); - assert(c); - - if (c->ioprio_set) - n = c->ioprio; - else - n = ioprio_get(IOPRIO_WHO_PROCESS, 0); - - if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_cpu_sched_policy(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - int32_t n; - - assert(i); - assert(property); - assert(c); - - if (c->cpu_sched_set) - n = c->cpu_sched_policy; - else - n = sched_getscheduler(0); - - if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_cpu_sched_priority(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - int32_t n; - - assert(i); - assert(property); - assert(c); - - if (c->cpu_sched_set) - n = c->cpu_sched_priority; - else { - struct sched_param p; - n = 0; - - zero(p); - if (sched_getparam(0, &p) >= 0) - n = p.sched_priority; - } - - if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &n)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_affinity(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - dbus_bool_t b; - DBusMessageIter sub; - - assert(i); - assert(property); - assert(c); - - if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "y", &sub)) - return -ENOMEM; - - if (c->cpuset) - b = dbus_message_iter_append_fixed_array(&sub, DBUS_TYPE_BYTE, &c->cpuset, CPU_ALLOC_SIZE(c->cpuset_ncpus)); - else - b = dbus_message_iter_append_fixed_array(&sub, DBUS_TYPE_BYTE, &c->cpuset, 0); - - if (!b) - return -ENOMEM; - - if (!dbus_message_iter_close_container(i, &sub)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_timer_slack_nsec(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - uint64_t u; - - assert(i); - assert(property); - assert(c); - - if (c->timer_slack_nsec_set) - u = (uint64_t) c->timer_slack_nsec; - else - u = (uint64_t) prctl(PR_GET_TIMERSLACK); - - if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, &u)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_capability_bs(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - uint64_t normal, inverted; - - assert(i); - assert(property); - assert(c); - - /* We store this negated internally, to match the kernel, but - * we expose it normalized. */ - - normal = *(uint64_t*) data; - inverted = ~normal; - - return bus_property_append_uint64(i, property, &inverted); -} - -int bus_execute_append_capabilities(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - char *t = NULL; - const char *s; - dbus_bool_t b; - - assert(i); - assert(property); - assert(c); - - if (c->capabilities) - s = t = cap_to_text(c->capabilities, NULL); - else - s = ""; - - if (!s) - return -ENOMEM; - - b = dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &s); - - if (t) - cap_free(t); - - if (!b) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_rlimits(DBusMessageIter *i, const char *property, void *data) { - ExecContext *c = data; - int r; - uint64_t u; - - assert(i); - assert(property); - assert(c); - - assert_se((r = rlimit_from_string(property)) >= 0); - - if (c->rlimit[r]) - u = (uint64_t) c->rlimit[r]->rlim_max; - else { - struct rlimit rl; - - zero(rl); - getrlimit(r, &rl); - - u = (uint64_t) rl.rlim_max; - } - - if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, &u)) - return -ENOMEM; - - return 0; -} - -int bus_execute_append_command(DBusMessageIter *i, const char *property, void *data) { - ExecCommand *c = data; - DBusMessageIter sub, sub2, sub3; - - assert(i); - assert(property); - - if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(sasbttttuii)", &sub)) - return -ENOMEM; - - LIST_FOREACH(command, c, c) { - char **l; - uint32_t pid; - int32_t code, status; - dbus_bool_t b; - - if (!c->path) - continue; - - if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &c->path) || - !dbus_message_iter_open_container(&sub2, DBUS_TYPE_ARRAY, "s", &sub3)) - return -ENOMEM; - - STRV_FOREACH(l, c->argv) - if (!dbus_message_iter_append_basic(&sub3, DBUS_TYPE_STRING, l)) - return -ENOMEM; - - pid = (uint32_t) c->exec_status.pid; - code = (int32_t) c->exec_status.code; - status = (int32_t) c->exec_status.status; - - b = !!c->ignore; - - if (!dbus_message_iter_close_container(&sub2, &sub3) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_BOOLEAN, &b) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &c->exec_status.start_timestamp.realtime) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &c->exec_status.start_timestamp.monotonic) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &c->exec_status.exit_timestamp.realtime) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &c->exec_status.exit_timestamp.monotonic) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT32, &pid) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_INT32, &code) || - !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_INT32, &status)) - return -ENOMEM; - - if (!dbus_message_iter_close_container(&sub, &sub2)) - return -ENOMEM; - } - - if (!dbus_message_iter_close_container(i, &sub)) - return -ENOMEM; - - return 0; -} - -const BusProperty bus_exec_context_properties[] = { - { "Environment", bus_property_append_strv, "as", offsetof(ExecContext, environment), true }, - { "EnvironmentFiles", bus_execute_append_env_files, "a(sb)", offsetof(ExecContext, environment_files), true }, - { "UMask", bus_property_append_mode, "u", offsetof(ExecContext, umask) }, - { "LimitCPU", bus_execute_append_rlimits, "t", 0 }, - { "LimitFSIZE", bus_execute_append_rlimits, "t", 0 }, - { "LimitDATA", bus_execute_append_rlimits, "t", 0 }, - { "LimitSTACK", bus_execute_append_rlimits, "t", 0 }, - { "LimitCORE", bus_execute_append_rlimits, "t", 0 }, - { "LimitRSS", bus_execute_append_rlimits, "t", 0 }, - { "LimitNOFILE", bus_execute_append_rlimits, "t", 0 }, - { "LimitAS", bus_execute_append_rlimits, "t", 0 }, - { "LimitNPROC", bus_execute_append_rlimits, "t", 0 }, - { "LimitMEMLOCK", bus_execute_append_rlimits, "t", 0 }, - { "LimitLOCKS", bus_execute_append_rlimits, "t", 0 }, - { "LimitSIGPENDING", bus_execute_append_rlimits, "t", 0 }, - { "LimitMSGQUEUE", bus_execute_append_rlimits, "t", 0 }, - { "LimitNICE", bus_execute_append_rlimits, "t", 0 }, - { "LimitRTPRIO", bus_execute_append_rlimits, "t", 0 }, - { "LimitRTTIME", bus_execute_append_rlimits, "t", 0 }, - { "WorkingDirectory", bus_property_append_string, "s", offsetof(ExecContext, working_directory), true }, - { "RootDirectory", bus_property_append_string, "s", offsetof(ExecContext, root_directory), true }, - { "OOMScoreAdjust", bus_execute_append_oom_score_adjust, "i", 0 }, - { "Nice", bus_execute_append_nice, "i", 0 }, - { "IOScheduling", bus_execute_append_ioprio, "i", 0 }, - { "CPUSchedulingPolicy", bus_execute_append_cpu_sched_policy, "i", 0 }, - { "CPUSchedulingPriority", bus_execute_append_cpu_sched_priority, "i", 0 }, - { "CPUAffinity", bus_execute_append_affinity, "ay", 0 }, - { "TimerSlackNSec", bus_execute_append_timer_slack_nsec, "t", 0 }, - { "CPUSchedulingResetOnFork", bus_property_append_bool, "b", offsetof(ExecContext, cpu_sched_reset_on_fork) }, - { "NonBlocking", bus_property_append_bool, "b", offsetof(ExecContext, non_blocking) }, - { "StandardInput", bus_execute_append_input, "s", offsetof(ExecContext, std_input) }, - { "StandardOutput", bus_execute_append_output, "s", offsetof(ExecContext, std_output) }, - { "StandardError", bus_execute_append_output, "s", offsetof(ExecContext, std_error) }, - { "TTYPath", bus_property_append_string, "s", offsetof(ExecContext, tty_path), true }, - { "TTYReset", bus_property_append_bool, "b", offsetof(ExecContext, tty_reset) }, - { "TTYVHangup", bus_property_append_bool, "b", offsetof(ExecContext, tty_vhangup) }, - { "TTYVTDisallocate", bus_property_append_bool, "b", offsetof(ExecContext, tty_vt_disallocate) }, - { "SyslogPriority", bus_property_append_int, "i", offsetof(ExecContext, syslog_priority) }, - { "SyslogIdentifier", bus_property_append_string, "s", offsetof(ExecContext, syslog_identifier), true }, - { "SyslogLevelPrefix", bus_property_append_bool, "b", offsetof(ExecContext, syslog_level_prefix) }, - { "Capabilities", bus_execute_append_capabilities, "s", 0 }, - { "SecureBits", bus_property_append_int, "i", offsetof(ExecContext, secure_bits) }, - { "CapabilityBoundingSet", bus_execute_append_capability_bs, "t", offsetof(ExecContext, capability_bounding_set_drop) }, - { "User", bus_property_append_string, "s", offsetof(ExecContext, user), true }, - { "Group", bus_property_append_string, "s", offsetof(ExecContext, group), true }, - { "SupplementaryGroups", bus_property_append_strv, "as", offsetof(ExecContext, supplementary_groups), true }, - { "TCPWrapName", bus_property_append_string, "s", offsetof(ExecContext, tcpwrap_name), true }, - { "PAMName", bus_property_append_string, "s", offsetof(ExecContext, pam_name), true }, - { "ReadWriteDirectories", bus_property_append_strv, "as", offsetof(ExecContext, read_write_dirs), true }, - { "ReadOnlyDirectories", bus_property_append_strv, "as", offsetof(ExecContext, read_only_dirs), true }, - { "InaccessibleDirectories", bus_property_append_strv, "as", offsetof(ExecContext, inaccessible_dirs), true }, - { "MountFlags", bus_property_append_ul, "t", offsetof(ExecContext, mount_flags) }, - { "PrivateTmp", bus_property_append_bool, "b", offsetof(ExecContext, private_tmp) }, - { "PrivateNetwork", bus_property_append_bool, "b", offsetof(ExecContext, private_network) }, - { "SameProcessGroup", bus_property_append_bool, "b", offsetof(ExecContext, same_pgrp) }, - { "KillMode", bus_execute_append_kill_mode, "s", offsetof(ExecContext, kill_mode) }, - { "KillSignal", bus_property_append_int, "i", offsetof(ExecContext, kill_signal) }, - { "UtmpIdentifier", bus_property_append_string, "s", offsetof(ExecContext, utmp_id), true }, - { "ControlGroupModify", bus_property_append_bool, "b", offsetof(ExecContext, control_group_modify) }, - { "ControlGroupPersistent", bus_property_append_tristate_false, "b", offsetof(ExecContext, control_group_persistent) }, - { NULL, } -}; |