1934 lines
70 KiB
C
1934 lines
70 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include "alloc-util.h"
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#include "bus-error.h"
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#include "bus-unit-util.h"
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#include "bus-util.h"
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#include "cap-list.h"
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#include "cgroup-util.h"
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#include "condition.h"
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#include "cpu-set-util.h"
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#include "escape.h"
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#include "exec-util.h"
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#include "exit-status.h"
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#include "hexdecoct.h"
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#include "hostname-util.h"
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#include "in-addr-util.h"
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#include "ip-protocol-list.h"
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#include "locale-util.h"
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#include "log.h"
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#include "missing_fs.h"
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#include "mountpoint-util.h"
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#include "nsflags.h"
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#include "parse-util.h"
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#include "process-util.h"
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#include "rlimit-util.h"
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#include "securebits-util.h"
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#include "signal-util.h"
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#include "socket-util.h"
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#include "sort-util.h"
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#include "string-util.h"
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#include "syslog-util.h"
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#include "terminal-util.h"
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#include "unit-def.h"
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#include "user-util.h"
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#include "utf8.h"
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int bus_parse_unit_info(sd_bus_message *message, UnitInfo *u) {
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assert(message);
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assert(u);
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u->machine = NULL;
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return sd_bus_message_read(
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message,
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"(ssssssouso)",
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&u->id,
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&u->description,
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&u->load_state,
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&u->active_state,
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&u->sub_state,
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&u->following,
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&u->unit_path,
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&u->job_id,
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&u->job_type,
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&u->job_path);
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}
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#define DEFINE_BUS_APPEND_PARSE_PTR(bus_type, cast_type, type, parse_func) \
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static int bus_append_##parse_func( \
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sd_bus_message *m, \
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const char *field, \
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const char *eq) { \
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type val; \
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int r; \
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\
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r = parse_func(eq, &val); \
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if (r < 0) \
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return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq); \
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\
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r = sd_bus_message_append(m, "(sv)", field, \
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bus_type, (cast_type) val); \
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if (r < 0) \
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return bus_log_create_error(r); \
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\
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return 1; \
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}
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#define DEFINE_BUS_APPEND_PARSE(bus_type, parse_func) \
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static int bus_append_##parse_func( \
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sd_bus_message *m, \
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const char *field, \
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const char *eq) { \
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int r; \
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\
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r = parse_func(eq); \
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if (r < 0) \
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return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Failed to parse %s: %s", field, eq); \
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\
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r = sd_bus_message_append(m, "(sv)", field, \
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bus_type, (int32_t) r); \
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if (r < 0) \
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return bus_log_create_error(r); \
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\
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return 1; \
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}
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DEFINE_BUS_APPEND_PARSE("b", parse_boolean);
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DEFINE_BUS_APPEND_PARSE("i", ioprio_class_from_string);
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DEFINE_BUS_APPEND_PARSE("i", ip_tos_from_string);
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DEFINE_BUS_APPEND_PARSE("i", log_facility_unshifted_from_string);
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DEFINE_BUS_APPEND_PARSE("i", log_level_from_string);
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DEFINE_BUS_APPEND_PARSE("i", parse_errno);
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DEFINE_BUS_APPEND_PARSE("i", sched_policy_from_string);
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DEFINE_BUS_APPEND_PARSE("i", secure_bits_from_string);
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DEFINE_BUS_APPEND_PARSE("i", signal_from_string);
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DEFINE_BUS_APPEND_PARSE("i", parse_ip_protocol);
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DEFINE_BUS_APPEND_PARSE_PTR("i", int32_t, int, ioprio_parse_priority);
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DEFINE_BUS_APPEND_PARSE_PTR("i", int32_t, int, parse_nice);
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DEFINE_BUS_APPEND_PARSE_PTR("i", int32_t, int, safe_atoi);
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DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, nsec_t, parse_nsec);
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DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, cg_blkio_weight_parse);
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DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, cg_cpu_shares_parse);
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DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, cg_weight_parse);
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DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, unsigned long, mount_propagation_flags_from_string);
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DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, safe_atou64);
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DEFINE_BUS_APPEND_PARSE_PTR("u", uint32_t, mode_t, parse_mode);
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DEFINE_BUS_APPEND_PARSE_PTR("u", uint32_t, unsigned, safe_atou);
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DEFINE_BUS_APPEND_PARSE_PTR("x", int64_t, int64_t, safe_atoi64);
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static int bus_append_string(sd_bus_message *m, const char *field, const char *eq) {
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int r;
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r = sd_bus_message_append(m, "(sv)", field, "s", eq);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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static int bus_append_strv(sd_bus_message *m, const char *field, const char *eq, ExtractFlags flags) {
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const char *p;
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int r;
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r = sd_bus_message_open_container(m, 'r', "sv");
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_append_basic(m, 's', field);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_open_container(m, 'v', "as");
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_open_container(m, 'a', "s");
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if (r < 0)
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return bus_log_create_error(r);
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for (p = eq;;) {
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_cleanup_free_ char *word = NULL;
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r = extract_first_word(&p, &word, NULL, flags);
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if (r == 0)
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break;
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if (r == -ENOMEM)
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return log_oom();
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if (r < 0)
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return log_error_errno(r, "Invalid syntax: %s", eq);
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r = sd_bus_message_append_basic(m, 's', word);
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if (r < 0)
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return bus_log_create_error(r);
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}
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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static int bus_append_byte_array(sd_bus_message *m, const char *field, const void *buf, size_t n) {
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int r;
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r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_open_container(m, 'v', "ay");
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_append_array(m, 'y', buf, n);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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static int bus_append_parse_sec_rename(sd_bus_message *m, const char *field, const char *eq) {
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char *n;
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usec_t t;
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size_t l;
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int r;
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r = parse_sec(eq, &t);
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if (r < 0)
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return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq);
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l = strlen(field);
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n = newa(char, l + 2);
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/* Change suffix Sec → USec */
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strcpy(mempcpy(n, field, l - 3), "USec");
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r = sd_bus_message_append(m, "(sv)", n, "t", t);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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static int bus_append_parse_size(sd_bus_message *m, const char *field, const char *eq, uint64_t base) {
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uint64_t v;
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int r;
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r = parse_size(eq, base, &v);
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if (r < 0)
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return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq);
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r = sd_bus_message_append(m, "(sv)", field, "t", v);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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static int bus_append_exec_command(sd_bus_message *m, const char *field, const char *eq) {
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bool explicit_path = false, done = false;
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_cleanup_strv_free_ char **l = NULL, **ex_opts = NULL;
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_cleanup_free_ char *path = NULL, *upgraded_name = NULL;
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ExecCommandFlags flags = 0;
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bool is_ex_prop = endswith(field, "Ex");
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int r;
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do {
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switch (*eq) {
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case '-':
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if (FLAGS_SET(flags, EXEC_COMMAND_IGNORE_FAILURE))
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done = true;
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else {
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flags |= EXEC_COMMAND_IGNORE_FAILURE;
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eq++;
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}
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break;
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case '@':
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if (explicit_path)
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done = true;
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else {
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explicit_path = true;
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eq++;
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}
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break;
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case ':':
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if (FLAGS_SET(flags, EXEC_COMMAND_NO_ENV_EXPAND))
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done = true;
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else {
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flags |= EXEC_COMMAND_NO_ENV_EXPAND;
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eq++;
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}
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break;
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case '+':
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if (flags & (EXEC_COMMAND_FULLY_PRIVILEGED|EXEC_COMMAND_NO_SETUID|EXEC_COMMAND_AMBIENT_MAGIC))
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done = true;
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else {
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flags |= EXEC_COMMAND_FULLY_PRIVILEGED;
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eq++;
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}
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break;
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case '!':
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if (flags & (EXEC_COMMAND_FULLY_PRIVILEGED|EXEC_COMMAND_AMBIENT_MAGIC))
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done = true;
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else if (FLAGS_SET(flags, EXEC_COMMAND_NO_SETUID)) {
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flags &= ~EXEC_COMMAND_NO_SETUID;
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flags |= EXEC_COMMAND_AMBIENT_MAGIC;
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eq++;
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} else {
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flags |= EXEC_COMMAND_NO_SETUID;
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eq++;
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}
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break;
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default:
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done = true;
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break;
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}
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} while (!done);
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if (!is_ex_prop && (flags & (EXEC_COMMAND_NO_ENV_EXPAND|EXEC_COMMAND_FULLY_PRIVILEGED|EXEC_COMMAND_NO_SETUID|EXEC_COMMAND_AMBIENT_MAGIC))) {
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/* Upgrade the ExecXYZ= property to ExecXYZEx= for convenience */
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is_ex_prop = true;
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upgraded_name = strjoin(field, "Ex");
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if (!upgraded_name)
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return log_oom();
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}
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if (is_ex_prop) {
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r = exec_command_flags_to_strv(flags, &ex_opts);
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if (r < 0)
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return log_error_errno(r, "Failed to convert ExecCommandFlags to strv: %m");
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}
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if (explicit_path) {
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r = extract_first_word(&eq, &path, NULL, EXTRACT_UNQUOTE|EXTRACT_CUNESCAPE);
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if (r < 0)
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return log_error_errno(r, "Failed to parse path: %m");
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}
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r = strv_split_extract(&l, eq, NULL, EXTRACT_UNQUOTE|EXTRACT_CUNESCAPE);
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if (r < 0)
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return log_error_errno(r, "Failed to parse command line: %m");
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r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, upgraded_name ?: field);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_open_container(m, 'v', is_ex_prop ? "a(sasas)" : "a(sasb)");
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_open_container(m, 'a', is_ex_prop ? "(sasas)" : "(sasb)");
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if (r < 0)
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return bus_log_create_error(r);
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if (!strv_isempty(l)) {
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r = sd_bus_message_open_container(m, 'r', is_ex_prop ? "sasas" : "sasb");
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_append(m, "s", path ?: l[0]);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_append_strv(m, l);
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if (r < 0)
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return bus_log_create_error(r);
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r = is_ex_prop ? sd_bus_message_append_strv(m, ex_opts) : sd_bus_message_append(m, "b", FLAGS_SET(flags, EXEC_COMMAND_IGNORE_FAILURE));
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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}
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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r = sd_bus_message_close_container(m);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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static int bus_append_ip_address_access(sd_bus_message *m, int family, const union in_addr_union *prefix, unsigned char prefixlen) {
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int r;
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assert(m);
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assert(prefix);
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r = sd_bus_message_open_container(m, 'r', "iayu");
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if (r < 0)
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return r;
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r = sd_bus_message_append(m, "i", family);
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if (r < 0)
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return r;
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r = sd_bus_message_append_array(m, 'y', prefix, FAMILY_ADDRESS_SIZE(family));
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if (r < 0)
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return r;
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r = sd_bus_message_append(m, "u", prefixlen);
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if (r < 0)
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return r;
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return sd_bus_message_close_container(m);
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}
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static int bus_append_cgroup_property(sd_bus_message *m, const char *field, const char *eq) {
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int r;
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if (STR_IN_SET(field, "DevicePolicy", "Slice"))
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return bus_append_string(m, field, eq);
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if (STR_IN_SET(field,
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"CPUAccounting", "MemoryAccounting", "IOAccounting", "BlockIOAccounting",
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"TasksAccounting", "IPAccounting"))
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return bus_append_parse_boolean(m, field, eq);
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if (STR_IN_SET(field, "CPUWeight", "StartupCPUWeight", "IOWeight", "StartupIOWeight"))
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return bus_append_cg_weight_parse(m, field, eq);
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if (STR_IN_SET(field, "CPUShares", "StartupCPUShares"))
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return bus_append_cg_cpu_shares_parse(m, field, eq);
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if (STR_IN_SET(field, "BlockIOWeight", "StartupBlockIOWeight"))
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return bus_append_cg_blkio_weight_parse(m, field, eq);
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if (streq(field, "DisableControllers"))
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return bus_append_strv(m, "DisableControllers", eq, EXTRACT_UNQUOTE);
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if (streq(field, "Delegate")) {
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r = parse_boolean(eq);
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if (r < 0)
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return bus_append_strv(m, "DelegateControllers", eq, EXTRACT_UNQUOTE);
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r = sd_bus_message_append(m, "(sv)", "Delegate", "b", r);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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if (STR_IN_SET(field, "MemoryMin", "DefaultMemoryLow", "DefaultMemoryMin", "MemoryLow", "MemoryHigh", "MemoryMax", "MemorySwapMax", "MemoryLimit", "TasksMax")) {
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if (isempty(eq) || streq(eq, "infinity")) {
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r = sd_bus_message_append(m, "(sv)", field, "t", CGROUP_LIMIT_MAX);
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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r = parse_permille(eq);
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if (r >= 0) {
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char *n;
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/* When this is a percentage we'll convert this into a relative value in the range 0…UINT32_MAX
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* and pass it in the MemoryLowScale property (and related ones). This way the physical memory
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* size can be determined server-side. */
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n = strjoina(field, "Scale");
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r = sd_bus_message_append(m, "(sv)", n, "u", (uint32_t) (((uint64_t) r * UINT32_MAX) / 1000U));
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if (r < 0)
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return bus_log_create_error(r);
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return 1;
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}
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|
if (streq(field, "TasksMax"))
|
|
return bus_append_safe_atou64(m, field, eq);
|
|
|
|
return bus_append_parse_size(m, field, eq, 1024);
|
|
}
|
|
|
|
if (streq(field, "CPUQuota")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", "CPUQuotaPerSecUSec", "t", USEC_INFINITY);
|
|
else {
|
|
r = parse_permille_unbounded(eq);
|
|
if (r == 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(ERANGE),
|
|
"CPU quota too small.");
|
|
if (r < 0)
|
|
return log_error_errno(r, "CPU quota '%s' invalid.", eq);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", "CPUQuotaPerSecUSec", "t", (((uint64_t) r * USEC_PER_SEC) / 1000U));
|
|
}
|
|
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "CPUQuotaPeriodSec")) {
|
|
usec_t u = USEC_INFINITY;
|
|
|
|
r = parse_sec_def_infinity(eq, &u);
|
|
if (r < 0)
|
|
return log_error_errno(r, "CPU quota period '%s' invalid.", eq);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", "CPUQuotaPeriodUSec", "t", u);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "DeviceAllow")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", field, "a(ss)", 0);
|
|
else {
|
|
const char *path = eq, *rwm = NULL, *e;
|
|
|
|
e = strchr(eq, ' ');
|
|
if (e) {
|
|
path = strndupa(eq, e - eq);
|
|
rwm = e+1;
|
|
}
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "a(ss)", 1, path, strempty(rwm));
|
|
}
|
|
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (cgroup_io_limit_type_from_string(field) >= 0 || STR_IN_SET(field, "BlockIOReadBandwidth", "BlockIOWriteBandwidth")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", field, "a(st)", 0);
|
|
else {
|
|
const char *path, *bandwidth, *e;
|
|
uint64_t bytes;
|
|
|
|
e = strchr(eq, ' ');
|
|
if (!e)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Failed to parse %s value %s.",
|
|
field, eq);
|
|
|
|
path = strndupa(eq, e - eq);
|
|
bandwidth = e+1;
|
|
|
|
if (streq(bandwidth, "infinity"))
|
|
bytes = CGROUP_LIMIT_MAX;
|
|
else {
|
|
r = parse_size(bandwidth, 1000, &bytes);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse byte value %s: %m", bandwidth);
|
|
}
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "a(st)", 1, path, bytes);
|
|
}
|
|
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (STR_IN_SET(field, "IODeviceWeight", "BlockIODeviceWeight")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", field, "a(st)", 0);
|
|
else {
|
|
const char *path, *weight, *e;
|
|
uint64_t u;
|
|
|
|
e = strchr(eq, ' ');
|
|
if (!e)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Failed to parse %s value %s.",
|
|
field, eq);
|
|
|
|
path = strndupa(eq, e - eq);
|
|
weight = e+1;
|
|
|
|
r = safe_atou64(weight, &u);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s value %s: %m", field, weight);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "a(st)", 1, path, u);
|
|
}
|
|
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "IODeviceLatencyTargetSec")) {
|
|
const char *field_usec = "IODeviceLatencyTargetUSec";
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", field_usec, "a(st)", USEC_INFINITY);
|
|
else {
|
|
const char *path, *target, *e;
|
|
usec_t usec;
|
|
|
|
e = strchr(eq, ' ');
|
|
if (!e)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Failed to parse %s value %s.",
|
|
field, eq);
|
|
|
|
path = strndupa(eq, e - eq);
|
|
target = e+1;
|
|
|
|
r = parse_sec(target, &usec);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s value %s: %m", field, target);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field_usec, "a(st)", 1, path, usec);
|
|
}
|
|
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (STR_IN_SET(field, "IPAddressAllow", "IPAddressDeny")) {
|
|
unsigned char prefixlen;
|
|
union in_addr_union prefix = {};
|
|
int family;
|
|
|
|
if (isempty(eq)) {
|
|
r = sd_bus_message_append(m, "(sv)", field, "a(iayu)", 0);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'v', "a(iayu)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'a', "(iayu)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
if (streq(eq, "any")) {
|
|
/* "any" is a shortcut for 0.0.0.0/0 and ::/0 */
|
|
|
|
r = bus_append_ip_address_access(m, AF_INET, &prefix, 0);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = bus_append_ip_address_access(m, AF_INET6, &prefix, 0);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
} else if (is_localhost(eq)) {
|
|
/* "localhost" is a shortcut for 127.0.0.0/8 and ::1/128 */
|
|
|
|
prefix.in.s_addr = htobe32(0x7f000000);
|
|
r = bus_append_ip_address_access(m, AF_INET, &prefix, 8);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
prefix.in6 = (struct in6_addr) IN6ADDR_LOOPBACK_INIT;
|
|
r = bus_append_ip_address_access(m, AF_INET6, &prefix, 128);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
} else if (streq(eq, "link-local")) {
|
|
/* "link-local" is a shortcut for 169.254.0.0/16 and fe80::/64 */
|
|
|
|
prefix.in.s_addr = htobe32((UINT32_C(169) << 24 | UINT32_C(254) << 16));
|
|
r = bus_append_ip_address_access(m, AF_INET, &prefix, 16);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
prefix.in6 = (struct in6_addr) {
|
|
.s6_addr32[0] = htobe32(0xfe800000)
|
|
};
|
|
r = bus_append_ip_address_access(m, AF_INET6, &prefix, 64);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
} else if (streq(eq, "multicast")) {
|
|
/* "multicast" is a shortcut for 224.0.0.0/4 and ff00::/8 */
|
|
|
|
prefix.in.s_addr = htobe32((UINT32_C(224) << 24));
|
|
r = bus_append_ip_address_access(m, AF_INET, &prefix, 4);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
prefix.in6 = (struct in6_addr) {
|
|
.s6_addr32[0] = htobe32(0xff000000)
|
|
};
|
|
r = bus_append_ip_address_access(m, AF_INET6, &prefix, 8);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
} else {
|
|
for (;;) {
|
|
_cleanup_free_ char *word = NULL;
|
|
|
|
r = extract_first_word(&eq, &word, NULL, 0);
|
|
if (r == 0)
|
|
break;
|
|
if (r == -ENOMEM)
|
|
return log_oom();
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s: %s", field, eq);
|
|
|
|
r = in_addr_prefix_from_string_auto(word, &family, &prefix, &prefixlen);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse IP address prefix: %s", word);
|
|
|
|
r = bus_append_ip_address_access(m, family, &prefix, prefixlen);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
}
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (STR_IN_SET(field, "IPIngressFilterPath", "IPEgressFilterPath")) {
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", field, "as", 0);
|
|
else
|
|
r = sd_bus_message_append(m, "(sv)", field, "as", 1, eq);
|
|
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_automount_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
|
|
if (streq(field, "Where"))
|
|
|
|
return bus_append_string(m, field, eq);
|
|
|
|
if (streq(field, "DirectoryMode"))
|
|
|
|
return bus_append_parse_mode(m, field, eq);
|
|
|
|
if (streq(field, "TimeoutIdleSec"))
|
|
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_execute_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
const char *suffix;
|
|
int r;
|
|
|
|
if (STR_IN_SET(field,
|
|
"User", "Group",
|
|
"UtmpIdentifier", "UtmpMode", "PAMName", "TTYPath",
|
|
"WorkingDirectory", "RootDirectory", "SyslogIdentifier",
|
|
"ProtectSystem", "ProtectHome", "SELinuxContext", "RootImage",
|
|
"RuntimeDirectoryPreserve", "Personality", "KeyringMode", "NetworkNamespacePath"))
|
|
|
|
return bus_append_string(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"IgnoreSIGPIPE", "TTYVHangup", "TTYReset", "TTYVTDisallocate", "PrivateTmp",
|
|
"PrivateDevices", "PrivateNetwork", "PrivateUsers", "PrivateMounts",
|
|
"NoNewPrivileges", "SyslogLevelPrefix", "MemoryDenyWriteExecute", "RestrictRealtime",
|
|
"DynamicUser", "RemoveIPC", "ProtectKernelTunables", "ProtectKernelModules",
|
|
"ProtectControlGroups", "MountAPIVFS", "CPUSchedulingResetOnFork", "LockPersonality",
|
|
"ProtectHostname", "RestrictSUIDSGID"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories",
|
|
"ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths",
|
|
"RuntimeDirectory", "StateDirectory", "CacheDirectory", "LogsDirectory", "ConfigurationDirectory",
|
|
"SupplementaryGroups", "SystemCallArchitectures"))
|
|
|
|
return bus_append_strv(m, field, eq, EXTRACT_UNQUOTE);
|
|
|
|
if (STR_IN_SET(field, "SyslogLevel", "LogLevelMax"))
|
|
|
|
return bus_append_log_level_from_string(m, field, eq);
|
|
|
|
if (streq(field, "SyslogFacility"))
|
|
|
|
return bus_append_log_facility_unshifted_from_string(m, field, eq);
|
|
|
|
if (streq(field, "SecureBits"))
|
|
|
|
return bus_append_secure_bits_from_string(m, field, eq);
|
|
|
|
if (streq(field, "CPUSchedulingPolicy"))
|
|
|
|
return bus_append_sched_policy_from_string(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "CPUSchedulingPriority", "OOMScoreAdjust"))
|
|
|
|
return bus_append_safe_atoi(m, field, eq);
|
|
|
|
if (streq(field, "Nice"))
|
|
|
|
return bus_append_parse_nice(m, field, eq);
|
|
|
|
if (streq(field, "SystemCallErrorNumber"))
|
|
|
|
return bus_append_parse_errno(m, field, eq);
|
|
|
|
if (streq(field, "IOSchedulingClass"))
|
|
|
|
return bus_append_ioprio_class_from_string(m, field, eq);
|
|
|
|
if (streq(field, "IOSchedulingPriority"))
|
|
|
|
return bus_append_ioprio_parse_priority(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"RuntimeDirectoryMode", "StateDirectoryMode", "CacheDirectoryMode",
|
|
"LogsDirectoryMode", "ConfigurationDirectoryMode", "UMask"))
|
|
|
|
return bus_append_parse_mode(m, field, eq);
|
|
|
|
if (streq(field, "TimerSlackNSec"))
|
|
|
|
return bus_append_parse_nsec(m, field, eq);
|
|
|
|
if (streq(field, "LogRateLimitIntervalSec"))
|
|
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
if (streq(field, "LogRateLimitBurst"))
|
|
|
|
return bus_append_safe_atou(m, field, eq);
|
|
|
|
if (streq(field, "MountFlags"))
|
|
|
|
return bus_append_mount_propagation_flags_from_string(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "Environment", "UnsetEnvironment", "PassEnvironment"))
|
|
|
|
return bus_append_strv(m, field, eq, EXTRACT_UNQUOTE|EXTRACT_CUNESCAPE);
|
|
|
|
if (streq(field, "EnvironmentFile")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", "EnvironmentFiles", "a(sb)", 0);
|
|
else
|
|
r = sd_bus_message_append(m, "(sv)", "EnvironmentFiles", "a(sb)", 1,
|
|
eq[0] == '-' ? eq + 1 : eq,
|
|
eq[0] == '-');
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "LogExtraFields")) {
|
|
|
|
r = sd_bus_message_open_container(m, 'r', "sv");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_basic(m, 's', "LogExtraFields");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'v', "aay");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'a', "ay");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_array(m, 'y', eq, strlen(eq));
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (STR_IN_SET(field, "StandardInput", "StandardOutput", "StandardError")) {
|
|
const char *n, *appended;
|
|
|
|
if ((n = startswith(eq, "fd:"))) {
|
|
appended = strjoina(field, "FileDescriptorName");
|
|
r = sd_bus_message_append(m, "(sv)", appended, "s", n);
|
|
} else if ((n = startswith(eq, "file:"))) {
|
|
appended = strjoina(field, "File");
|
|
r = sd_bus_message_append(m, "(sv)", appended, "s", n);
|
|
} else if ((n = startswith(eq, "append:"))) {
|
|
appended = strjoina(field, "FileToAppend");
|
|
r = sd_bus_message_append(m, "(sv)", appended, "s", n);
|
|
} else
|
|
r = sd_bus_message_append(m, "(sv)", field, "s", eq);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "StandardInputText")) {
|
|
_cleanup_free_ char *unescaped = NULL;
|
|
|
|
r = cunescape(eq, 0, &unescaped);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to unescape text '%s': %m", eq);
|
|
|
|
if (!strextend(&unescaped, "\n", NULL))
|
|
return log_oom();
|
|
|
|
/* Note that we don't expand specifiers here, but that should be OK, as this is a programmatic
|
|
* interface anyway */
|
|
|
|
return bus_append_byte_array(m, field, unescaped, strlen(unescaped));
|
|
}
|
|
|
|
if (streq(field, "StandardInputData")) {
|
|
_cleanup_free_ void *decoded = NULL;
|
|
size_t sz;
|
|
|
|
r = unbase64mem(eq, (size_t) -1, &decoded, &sz);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to decode base64 data '%s': %m", eq);
|
|
|
|
return bus_append_byte_array(m, field, decoded, sz);
|
|
}
|
|
|
|
if ((suffix = startswith(field, "Limit"))) {
|
|
int rl;
|
|
|
|
rl = rlimit_from_string(suffix);
|
|
if (rl >= 0) {
|
|
const char *sn;
|
|
struct rlimit l;
|
|
|
|
r = rlimit_parse(rl, eq, &l);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse resource limit: %s", eq);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "t", l.rlim_max);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
sn = strjoina(field, "Soft");
|
|
r = sd_bus_message_append(m, "(sv)", sn, "t", l.rlim_cur);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
if (STR_IN_SET(field, "AppArmorProfile", "SmackProcessLabel")) {
|
|
int ignore = 0;
|
|
const char *s = eq;
|
|
|
|
if (eq[0] == '-') {
|
|
ignore = 1;
|
|
s = eq + 1;
|
|
}
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "(bs)", ignore, s);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (STR_IN_SET(field, "CapabilityBoundingSet", "AmbientCapabilities")) {
|
|
uint64_t sum = 0;
|
|
bool invert = false;
|
|
const char *p = eq;
|
|
|
|
if (*p == '~') {
|
|
invert = true;
|
|
p++;
|
|
}
|
|
|
|
r = capability_set_from_string(p, &sum);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s value %s: %m", field, eq);
|
|
|
|
sum = invert ? ~sum : sum;
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "t", sum);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "CPUAffinity")) {
|
|
_cleanup_(cpu_set_reset) CPUSet cpuset = {};
|
|
_cleanup_free_ uint8_t *array = NULL;
|
|
size_t allocated;
|
|
|
|
r = parse_cpu_set(eq, &cpuset);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s value: %s", field, eq);
|
|
|
|
r = cpu_set_to_dbus(&cpuset, &array, &allocated);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to serialize CPUAffinity: %m");
|
|
|
|
return bus_append_byte_array(m, field, array, allocated);
|
|
}
|
|
|
|
if (streq(field, "NUMAPolicy")) {
|
|
r = mpol_from_string(eq);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s value: %s", field, eq);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "i", (int32_t) r);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "NUMAMask")) {
|
|
_cleanup_(cpu_set_reset) CPUSet nodes = {};
|
|
_cleanup_free_ uint8_t *array = NULL;
|
|
size_t allocated;
|
|
|
|
r = parse_cpu_set(eq, &nodes);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s value: %s", field, eq);
|
|
|
|
r = cpu_set_to_dbus(&nodes, &array, &allocated);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to serialize NUMAMask: %m");
|
|
|
|
return bus_append_byte_array(m, field, array, allocated);
|
|
}
|
|
|
|
if (STR_IN_SET(field, "RestrictAddressFamilies", "SystemCallFilter")) {
|
|
int whitelist = 1;
|
|
const char *p = eq;
|
|
|
|
if (*p == '~') {
|
|
whitelist = 0;
|
|
p++;
|
|
}
|
|
|
|
r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'v', "(bas)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'r', "bas");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_basic(m, 'b', &whitelist);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'a', "s");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
for (;;) {
|
|
_cleanup_free_ char *word = NULL;
|
|
|
|
r = extract_first_word(&p, &word, NULL, EXTRACT_UNQUOTE);
|
|
if (r == 0)
|
|
break;
|
|
if (r == -ENOMEM)
|
|
return log_oom();
|
|
if (r < 0)
|
|
return log_error_errno(r, "Invalid syntax: %s", eq);
|
|
|
|
r = sd_bus_message_append_basic(m, 's', word);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "RestrictNamespaces")) {
|
|
bool invert = false;
|
|
unsigned long flags;
|
|
|
|
r = parse_boolean(eq);
|
|
if (r > 0)
|
|
flags = 0;
|
|
else if (r == 0)
|
|
flags = NAMESPACE_FLAGS_ALL;
|
|
else {
|
|
if (eq[0] == '~') {
|
|
invert = true;
|
|
eq++;
|
|
}
|
|
|
|
r = namespace_flags_from_string(eq, &flags);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s value %s.", field, eq);
|
|
}
|
|
|
|
if (invert)
|
|
flags = (~flags) & NAMESPACE_FLAGS_ALL;
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "t", (uint64_t) flags);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (STR_IN_SET(field, "BindPaths", "BindReadOnlyPaths")) {
|
|
const char *p = eq;
|
|
|
|
r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'v', "a(ssbt)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'a', "(ssbt)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
for (;;) {
|
|
_cleanup_free_ char *source = NULL, *destination = NULL;
|
|
char *s = NULL, *d = NULL;
|
|
bool ignore_enoent = false;
|
|
uint64_t flags = MS_REC;
|
|
|
|
r = extract_first_word(&p, &source, ":" WHITESPACE, EXTRACT_UNQUOTE|EXTRACT_DONT_COALESCE_SEPARATORS);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse argument: %m");
|
|
if (r == 0)
|
|
break;
|
|
|
|
s = source;
|
|
if (s[0] == '-') {
|
|
ignore_enoent = true;
|
|
s++;
|
|
}
|
|
|
|
if (p && p[-1] == ':') {
|
|
r = extract_first_word(&p, &destination, ":" WHITESPACE, EXTRACT_UNQUOTE|EXTRACT_DONT_COALESCE_SEPARATORS);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse argument: %m");
|
|
if (r == 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Missing argument after ':': %s",
|
|
eq);
|
|
|
|
d = destination;
|
|
|
|
if (p && p[-1] == ':') {
|
|
_cleanup_free_ char *options = NULL;
|
|
|
|
r = extract_first_word(&p, &options, NULL, EXTRACT_UNQUOTE);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse argument: %m");
|
|
|
|
if (isempty(options) || streq(options, "rbind"))
|
|
flags = MS_REC;
|
|
else if (streq(options, "norbind"))
|
|
flags = 0;
|
|
else
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Unknown options: %s",
|
|
eq);
|
|
}
|
|
} else
|
|
d = s;
|
|
|
|
r = sd_bus_message_append(m, "(ssbt)", s, d, ignore_enoent, flags);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "TemporaryFileSystem")) {
|
|
const char *p = eq;
|
|
|
|
r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'v', "a(ss)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'a', "(ss)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
for (;;) {
|
|
_cleanup_free_ char *word = NULL, *path = NULL;
|
|
const char *w;
|
|
|
|
r = extract_first_word(&p, &word, NULL, EXTRACT_UNQUOTE);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse argument: %m");
|
|
if (r == 0)
|
|
break;
|
|
|
|
w = word;
|
|
r = extract_first_word(&w, &path, ":", EXTRACT_DONT_COALESCE_SEPARATORS);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse argument: %m");
|
|
if (r == 0)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Failed to parse argument: %s",
|
|
p);
|
|
|
|
r = sd_bus_message_append(m, "(ss)", path, w);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
}
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_kill_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
|
|
if (streq(field, "KillMode"))
|
|
|
|
return bus_append_string(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "SendSIGHUP", "SendSIGKILL"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "KillSignal", "FinalKillSignal", "WatchdogSignal"))
|
|
|
|
return bus_append_signal_from_string(m, field, eq);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_mount_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
|
|
if (STR_IN_SET(field, "What", "Where", "Options", "Type"))
|
|
|
|
return bus_append_string(m, field, eq);
|
|
|
|
if (streq(field, "TimeoutSec"))
|
|
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
if (streq(field, "DirectoryMode"))
|
|
|
|
return bus_append_parse_mode(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "SloppyOptions", "LazyUnmount", "ForceUnmount"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_path_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
int r;
|
|
|
|
if (streq(field, "MakeDirectory"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
if (streq(field, "DirectoryMode"))
|
|
|
|
return bus_append_parse_mode(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"PathExists", "PathExistsGlob", "PathChanged",
|
|
"PathModified", "DirectoryNotEmpty")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", "Paths", "a(ss)", 0);
|
|
else
|
|
r = sd_bus_message_append(m, "(sv)", "Paths", "a(ss)", 1, field, eq);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_service_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
int r;
|
|
|
|
if (STR_IN_SET(field,
|
|
"PIDFile", "Type", "Restart", "BusName", "NotifyAccess",
|
|
"USBFunctionDescriptors", "USBFunctionStrings", "OOMPolicy"))
|
|
|
|
return bus_append_string(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "PermissionsStartOnly", "RootDirectoryStartOnly", "RemainAfterExit", "GuessMainPID"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "RestartSec", "TimeoutStartSec", "TimeoutStopSec", "RuntimeMaxSec", "WatchdogSec"))
|
|
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
if (streq(field, "TimeoutSec")) {
|
|
|
|
r = bus_append_parse_sec_rename(m, "TimeoutStartSec", eq);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
return bus_append_parse_sec_rename(m, "TimeoutStopSec", eq);
|
|
}
|
|
|
|
if (streq(field, "FileDescriptorStoreMax"))
|
|
|
|
return bus_append_safe_atou(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"ExecCondition", "ExecStartPre", "ExecStart", "ExecStartPost",
|
|
"ExecStartPreEx", "ExecStartEx", "ExecStartPostEx",
|
|
"ExecReload", "ExecStop", "ExecStopPost"))
|
|
return bus_append_exec_command(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "RestartPreventExitStatus", "RestartForceExitStatus", "SuccessExitStatus")) {
|
|
_cleanup_free_ int *status = NULL, *signal = NULL;
|
|
size_t n_status = 0, n_signal = 0;
|
|
const char *p;
|
|
|
|
for (p = eq;;) {
|
|
_cleanup_free_ char *word = NULL;
|
|
|
|
r = extract_first_word(&p, &word, NULL, EXTRACT_UNQUOTE);
|
|
if (r == 0)
|
|
break;
|
|
if (r == -ENOMEM)
|
|
return log_oom();
|
|
if (r < 0)
|
|
return log_error_errno(r, "Invalid syntax in %s: %s", field, eq);
|
|
|
|
/* We need to call exit_status_from_string() first, because we want
|
|
* to parse numbers as exit statuses, not signals. */
|
|
|
|
r = exit_status_from_string(word);
|
|
if (r >= 0) {
|
|
assert(r >= 0 && r < 256);
|
|
|
|
status = reallocarray(status, n_status + 1, sizeof(int));
|
|
if (!status)
|
|
return log_oom();
|
|
|
|
status[n_status++] = r;
|
|
|
|
} else if ((r = signal_from_string(word)) >= 0) {
|
|
signal = reallocarray(signal, n_signal + 1, sizeof(int));
|
|
if (!signal)
|
|
return log_oom();
|
|
|
|
signal[n_signal++] = r;
|
|
|
|
} else
|
|
/* original r from exit_status_to_string() */
|
|
return log_error_errno(r, "Invalid status or signal %s in %s: %m",
|
|
word, field);
|
|
}
|
|
|
|
r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'v', "(aiai)");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_open_container(m, 'r', "aiai");
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_array(m, 'i', status, n_status * sizeof(int));
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_append_array(m, 'i', signal, n_signal * sizeof(int));
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
r = sd_bus_message_close_container(m);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_socket_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
int r;
|
|
|
|
if (STR_IN_SET(field,
|
|
"Accept", "Writable", "KeepAlive", "NoDelay", "FreeBind", "Transparent", "Broadcast",
|
|
"PassCredentials", "PassSecurity", "ReusePort", "RemoveOnStop", "SELinuxContextFromNet"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "Priority", "IPTTL", "Mark"))
|
|
|
|
return bus_append_safe_atoi(m, field, eq);
|
|
|
|
if (streq(field, "IPTOS"))
|
|
|
|
return bus_append_ip_tos_from_string(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "Backlog", "MaxConnections", "MaxConnectionsPerSource", "KeepAliveProbes", "TriggerLimitBurst"))
|
|
|
|
return bus_append_safe_atou(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "SocketMode", "DirectoryMode"))
|
|
|
|
return bus_append_parse_mode(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "MessageQueueMaxMessages", "MessageQueueMessageSize"))
|
|
|
|
return bus_append_safe_atoi64(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "TimeoutSec", "KeepAliveTimeSec", "KeepAliveIntervalSec", "DeferAcceptSec", "TriggerLimitIntervalSec"))
|
|
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "ReceiveBuffer", "SendBuffer", "PipeSize"))
|
|
|
|
return bus_append_parse_size(m, field, eq, 1024);
|
|
|
|
if (STR_IN_SET(field, "ExecStartPre", "ExecStartPost", "ExecReload", "ExecStopPost"))
|
|
|
|
return bus_append_exec_command(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"SmackLabel", "SmackLabelIPIn", "SmackLabelIPOut", "TCPCongestion",
|
|
"BindToDevice", "BindIPv6Only", "FileDescriptorName",
|
|
"SocketUser", "SocketGroup"))
|
|
|
|
return bus_append_string(m, field, eq);
|
|
|
|
if (streq(field, "Symlinks"))
|
|
|
|
return bus_append_strv(m, field, eq, EXTRACT_UNQUOTE);
|
|
|
|
if (streq(field, "SocketProtocol"))
|
|
|
|
return bus_append_parse_ip_protocol(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"ListenStream", "ListenDatagram", "ListenSequentialPacket", "ListenNetlink",
|
|
"ListenSpecial", "ListenMessageQueue", "ListenFIFO", "ListenUSBFunction")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", "Listen", "a(ss)", 0);
|
|
else
|
|
r = sd_bus_message_append(m, "(sv)", "Listen", "a(ss)", 1, field + STRLEN("Listen"), eq);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
static int bus_append_timer_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
int r;
|
|
|
|
if (STR_IN_SET(field, "WakeSystem", "RemainAfterElapse", "Persistent",
|
|
"OnTimezoneChange", "OnClockChange"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "AccuracySec", "RandomizedDelaySec"))
|
|
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"OnActiveSec", "OnBootSec", "OnStartupSec",
|
|
"OnUnitActiveSec","OnUnitInactiveSec")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", "TimersMonotonic", "a(st)", 0);
|
|
else {
|
|
usec_t t;
|
|
r = parse_sec(eq, &t);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", "TimersMonotonic", "a(st)", 1, field, t);
|
|
}
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (streq(field, "OnCalendar")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", "TimersCalendar", "a(ss)", 0);
|
|
else
|
|
r = sd_bus_message_append(m, "(sv)", "TimersCalendar", "a(ss)", 1, field, eq);
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bus_append_unit_property(sd_bus_message *m, const char *field, const char *eq) {
|
|
ConditionType t = _CONDITION_TYPE_INVALID;
|
|
bool is_condition = false;
|
|
int r;
|
|
|
|
if (STR_IN_SET(field,
|
|
"Description", "SourcePath", "OnFailureJobMode",
|
|
"JobTimeoutAction", "JobTimeoutRebootArgument",
|
|
"StartLimitAction", "FailureAction", "SuccessAction",
|
|
"RebootArgument", "CollectMode"))
|
|
|
|
return bus_append_string(m, field, eq);
|
|
|
|
if (STR_IN_SET(field,
|
|
"StopWhenUnneeded", "RefuseManualStart", "RefuseManualStop",
|
|
"AllowIsolate", "IgnoreOnIsolate", "DefaultDependencies"))
|
|
|
|
return bus_append_parse_boolean(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "JobTimeoutSec", "JobRunningTimeoutSec", "StartLimitIntervalSec"))
|
|
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
if (streq(field, "StartLimitBurst"))
|
|
|
|
return bus_append_safe_atou(m, field, eq);
|
|
|
|
if (STR_IN_SET(field, "SuccessActionExitStatus", "FailureActionExitStatus")) {
|
|
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", field, "i", -1);
|
|
else {
|
|
uint8_t u;
|
|
|
|
r = safe_atou8(eq, &u);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to parse %s=%s", field, eq);
|
|
|
|
r = sd_bus_message_append(m, "(sv)", field, "i", (int) u);
|
|
}
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (unit_dependency_from_string(field) >= 0 ||
|
|
STR_IN_SET(field, "Documentation", "RequiresMountsFor"))
|
|
|
|
return bus_append_strv(m, field, eq, EXTRACT_UNQUOTE);
|
|
|
|
t = condition_type_from_string(field);
|
|
if (t >= 0)
|
|
is_condition = true;
|
|
else
|
|
t = assert_type_from_string(field);
|
|
if (t >= 0) {
|
|
if (isempty(eq))
|
|
r = sd_bus_message_append(m, "(sv)", is_condition ? "Conditions" : "Asserts", "a(sbbs)", 0);
|
|
else {
|
|
const char *p = eq;
|
|
int trigger, negate;
|
|
|
|
trigger = *p == '|';
|
|
if (trigger)
|
|
p++;
|
|
|
|
negate = *p == '!';
|
|
if (negate)
|
|
p++;
|
|
|
|
r = sd_bus_message_append(m, "(sv)", is_condition ? "Conditions" : "Asserts", "a(sbbs)", 1,
|
|
field, trigger, negate, p);
|
|
}
|
|
if (r < 0)
|
|
return bus_log_create_error(r);
|
|
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int bus_append_unit_property_assignment(sd_bus_message *m, UnitType t, const char *assignment) {
|
|
const char *eq, *field;
|
|
int r;
|
|
|
|
assert(m);
|
|
assert(assignment);
|
|
|
|
eq = strchr(assignment, '=');
|
|
if (!eq)
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Not an assignment: %s", assignment);
|
|
|
|
field = strndupa(assignment, eq - assignment);
|
|
eq++;
|
|
|
|
switch (t) {
|
|
case UNIT_SERVICE:
|
|
r = bus_append_cgroup_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_execute_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_kill_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_service_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
break;
|
|
|
|
case UNIT_SOCKET:
|
|
r = bus_append_cgroup_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_execute_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_kill_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_socket_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
break;
|
|
|
|
case UNIT_TIMER:
|
|
r = bus_append_timer_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
break;
|
|
|
|
case UNIT_PATH:
|
|
r = bus_append_path_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
break;
|
|
|
|
case UNIT_SLICE:
|
|
r = bus_append_cgroup_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
break;
|
|
|
|
case UNIT_SCOPE:
|
|
|
|
if (streq(field, "TimeoutStopSec"))
|
|
return bus_append_parse_sec_rename(m, field, eq);
|
|
|
|
r = bus_append_cgroup_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_kill_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
break;
|
|
|
|
case UNIT_MOUNT:
|
|
r = bus_append_cgroup_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_execute_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_kill_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
r = bus_append_mount_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
break;
|
|
|
|
case UNIT_AUTOMOUNT:
|
|
r = bus_append_automount_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
break;
|
|
|
|
case UNIT_TARGET:
|
|
case UNIT_DEVICE:
|
|
case UNIT_SWAP:
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Not supported unit type");
|
|
|
|
default:
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Invalid unit type");
|
|
}
|
|
|
|
r = bus_append_unit_property(m, field, eq);
|
|
if (r != 0)
|
|
return r;
|
|
|
|
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
|
|
"Unknown assignment: %s", assignment);
|
|
}
|
|
|
|
int bus_append_unit_property_assignment_many(sd_bus_message *m, UnitType t, char **l) {
|
|
char **i;
|
|
int r;
|
|
|
|
assert(m);
|
|
|
|
STRV_FOREACH(i, l) {
|
|
r = bus_append_unit_property_assignment(m, t, *i);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int bus_deserialize_and_dump_unit_file_changes(sd_bus_message *m, bool quiet, UnitFileChange **changes, size_t *n_changes) {
|
|
const char *type, *path, *source;
|
|
int r;
|
|
|
|
/* changes is dereferenced when calling unit_file_dump_changes() later,
|
|
* so we have to make sure this is not NULL. */
|
|
assert(changes);
|
|
assert(n_changes);
|
|
|
|
r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sss)");
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
while ((r = sd_bus_message_read(m, "(sss)", &type, &path, &source)) > 0) {
|
|
/* We expect only "success" changes to be sent over the bus.
|
|
Hence, reject anything negative. */
|
|
UnitFileChangeType ch = unit_file_change_type_from_string(type);
|
|
|
|
if (ch < 0) {
|
|
log_notice("Manager reported unknown change type \"%s\" for path \"%s\", ignoring.", type, path);
|
|
continue;
|
|
}
|
|
|
|
r = unit_file_changes_add(changes, n_changes, ch, path, source);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
r = sd_bus_message_exit_container(m);
|
|
if (r < 0)
|
|
return bus_log_parse_error(r);
|
|
|
|
unit_file_dump_changes(0, NULL, *changes, *n_changes, quiet);
|
|
return 0;
|
|
}
|
|
|
|
int unit_load_state(sd_bus *bus, const char *name, char **load_state) {
|
|
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
|
|
_cleanup_free_ char *path = NULL;
|
|
int r;
|
|
|
|
path = unit_dbus_path_from_name(name);
|
|
if (!path)
|
|
return log_oom();
|
|
|
|
/* This function warns on it's own, because otherwise it'd be awkward to pass
|
|
* the dbus error message around. */
|
|
|
|
r = sd_bus_get_property_string(
|
|
bus,
|
|
"org.freedesktop.systemd1",
|
|
path,
|
|
"org.freedesktop.systemd1.Unit",
|
|
"LoadState",
|
|
&error,
|
|
load_state);
|
|
if (r < 0)
|
|
return log_error_errno(r, "Failed to get load state of %s: %s", name, bus_error_message(&error, r));
|
|
|
|
return 0;
|
|
}
|