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-rw-r--r--src/core/load-fragment.c3771
1 files changed, 0 insertions, 3771 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
deleted file mode 100644
index 1553f8cdae..0000000000
--- a/src/core/load-fragment.c
+++ /dev/null
@@ -1,3771 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
- Copyright 2012 Holger Hans Peter Freyther
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <linux/oom.h>
-#include <errno.h>
-#include <string.h>
-#include <fcntl.h>
-#include <sched.h>
-#include <linux/fs.h>
-#include <sys/stat.h>
-#include <sys/resource.h>
-
-#ifdef HAVE_SECCOMP
-#include <seccomp.h>
-#endif
-
-#include "unit.h"
-#include "strv.h"
-#include "conf-parser.h"
-#include "load-fragment.h"
-#include "log.h"
-#include "ioprio.h"
-#include "securebits.h"
-#include "missing.h"
-#include "unit-name.h"
-#include "unit-printf.h"
-#include "utf8.h"
-#include "path-util.h"
-#include "env-util.h"
-#include "cgroup.h"
-#include "bus-util.h"
-#include "bus-error.h"
-#include "errno-list.h"
-#include "af-list.h"
-#include "cap-list.h"
-#include "bus-internal.h"
-
-#ifdef HAVE_SECCOMP
-#include "seccomp-util.h"
-#endif
-
-int config_parse_warn_compat(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
- Disabled reason = ltype;
-
- switch(reason) {
- case DISABLED_CONFIGURATION:
- log_syntax(unit, LOG_DEBUG, filename, line, EINVAL,
- "Support for option %s= has been disabled at compile time and it is ignored", lvalue);
- break;
- case DISABLED_LEGACY:
- log_syntax(unit, LOG_INFO, filename, line, EINVAL,
- "Support for option %s= has been removed and it is ignored", lvalue);
- break;
- case DISABLED_EXPERIMENTAL:
- log_syntax(unit, LOG_INFO, filename, line, EINVAL,
- "Support for option %s= has not yet been enabled and it is ignored", lvalue);
- break;
- };
-
- return 0;
-}
-
-int config_parse_unit_deps(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- UnitDependency d = ltype;
- Unit *u = userdata;
- const char *word, *state;
- size_t l;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL, *k = NULL;
- int r;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- r = unit_name_printf(u, t, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", strerror(-r));
- continue;
- }
-
- r = unit_add_dependency_by_name(u, d, k, NULL, true);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to add dependency on %s, ignoring: %s", k, strerror(-r));
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Invalid syntax, ignoring.");
-
- return 0;
-}
-
-int config_parse_unit_string_printf(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
-}
-
-int config_parse_unit_strv_printf(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Unit *u = userdata;
- _cleanup_free_ char *k = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
-
- return config_parse_strv(unit, filename, line, section, section_line, lvalue, ltype,
- k ? k : rvalue, data, userdata);
-}
-
-int config_parse_unit_path_printf(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
- return 0;
- }
-
- return config_parse_path(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
-}
-
-int config_parse_unit_path_strv_printf(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- char ***x = data;
- const char *word, *state;
- Unit *u = userdata;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *k = NULL;
- char t[l+1];
-
- memcpy(t, word, l);
- t[l] = 0;
-
- r = unit_full_printf(u, t, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve unit specifiers on %s, ignoring: %s", t, strerror(-r));
- return 0;
- }
-
- if (!utf8_is_valid(k)) {
- log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
- return 0;
- }
-
- if (!path_is_absolute(k)) {
- log_syntax(unit, LOG_ERR, filename, line, -r, "Symlink path %s is not absolute, ignoring: %s", k, strerror(-r));
- return 0;
- }
-
- path_kill_slashes(k);
-
- r = strv_push(x, k);
- if (r < 0)
- return log_oom();
-
- k = NULL;
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Invalid syntax, ignoring.");
-
- return 0;
-}
-
-int config_parse_socket_listen(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ SocketPort *p = NULL;
- SocketPort *tail;
- Socket *s;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- s = SOCKET(data);
-
- if (isempty(rvalue)) {
- /* An empty assignment removes all ports */
- socket_free_ports(s);
- return 0;
- }
-
- p = new0(SocketPort, 1);
- if (!p)
- return log_oom();
-
- if (ltype != SOCKET_SOCKET) {
-
- p->type = ltype;
- r = unit_full_printf(UNIT(s), rvalue, &p->path);
- if (r < 0) {
- p->path = strdup(rvalue);
- if (!p->path)
- return log_oom();
- else
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
- }
-
- path_kill_slashes(p->path);
-
- } else if (streq(lvalue, "ListenNetlink")) {
- _cleanup_free_ char *k = NULL;
-
- p->type = SOCKET_SOCKET;
- r = unit_full_printf(UNIT(s), rvalue, &k);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
-
- r = socket_address_parse_netlink(&p->address, k ?: rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse address value, ignoring: %s", rvalue);
- return 0;
- }
-
- } else {
- _cleanup_free_ char *k = NULL;
-
- p->type = SOCKET_SOCKET;
- r = unit_full_printf(UNIT(s), rvalue, &k);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
-
- r = socket_address_parse(&p->address, k ? k : rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse address value, ignoring: %s", rvalue);
- return 0;
- }
-
- if (streq(lvalue, "ListenStream"))
- p->address.type = SOCK_STREAM;
- else if (streq(lvalue, "ListenDatagram"))
- p->address.type = SOCK_DGRAM;
- else {
- assert(streq(lvalue, "ListenSequentialPacket"));
- p->address.type = SOCK_SEQPACKET;
- }
-
- if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) {
- log_syntax(unit, LOG_ERR, filename, line, EOPNOTSUPP,
- "Address family not supported, ignoring: %s", rvalue);
- return 0;
- }
- }
-
- p->fd = -1;
- p->socket = s;
-
- if (s->ports) {
- LIST_FIND_TAIL(port, s->ports, tail);
- LIST_INSERT_AFTER(port, s->ports, tail, p);
- } else
- LIST_PREPEND(port, s->ports, p);
- p = NULL;
-
- return 0;
-}
-
-int config_parse_socket_bind(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Socket *s;
- SocketAddressBindIPv6Only b;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- s = SOCKET(data);
-
- b = socket_address_bind_ipv6_only_from_string(rvalue);
- if (b < 0) {
- int r;
-
- r = parse_boolean(rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse bind IPv6 only value, ignoring: %s", rvalue);
- return 0;
- }
-
- s->bind_ipv6_only = r ? SOCKET_ADDRESS_IPV6_ONLY : SOCKET_ADDRESS_BOTH;
- } else
- s->bind_ipv6_only = b;
-
- return 0;
-}
-
-int config_parse_exec_nice(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int priority, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &priority);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse nice priority, ignoring: %s. ", rvalue);
- return 0;
- }
-
- if (priority < PRIO_MIN || priority >= PRIO_MAX) {
- log_syntax(unit, LOG_ERR, filename, line, ERANGE,
- "Nice priority out of range, ignoring: %s", rvalue);
- return 0;
- }
-
- c->nice = priority;
- c->nice_set = true;
-
- return 0;
-}
-
-int config_parse_exec_oom_score_adjust(const char* unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int oa, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &oa);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse the OOM score adjust value, ignoring: %s", rvalue);
- return 0;
- }
-
- if (oa < OOM_SCORE_ADJ_MIN || oa > OOM_SCORE_ADJ_MAX) {
- log_syntax(unit, LOG_ERR, filename, line, ERANGE,
- "OOM score adjust value out of range, ignoring: %s", rvalue);
- return 0;
- }
-
- c->oom_score_adjust = oa;
- c->oom_score_adjust_set = true;
-
- return 0;
-}
-
-int config_parse_exec(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecCommand **e = data, *nce;
- char *path, **n;
- unsigned k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(e);
-
- e += ltype;
-
- if (isempty(rvalue)) {
- /* An empty assignment resets the list */
- *e = exec_command_free_list(*e);
- return 0;
- }
-
- /* We accept an absolute path as first argument, or
- * alternatively an absolute prefixed with @ to allow
- * overriding of argv[0]. */
- for (;;) {
- int i;
- const char *word, *state, *reason;
- size_t l;
- bool separate_argv0 = false, ignore = false;
-
- path = NULL;
- nce = NULL;
- n = NULL;
-
- rvalue += strspn(rvalue, WHITESPACE);
-
- if (rvalue[0] == 0)
- break;
-
- k = 0;
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- if (k == 0) {
- for (i = 0; i < 2; i++) {
- if (*word == '-' && !ignore) {
- ignore = true;
- word ++;
- }
-
- if (*word == '@' && !separate_argv0) {
- separate_argv0 = true;
- word ++;
- }
- }
- } else
- if (strneq(word, ";", MAX(l, 1U)))
- goto found;
-
- k++;
- }
- if (!isempty(state)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
- return 0;
- }
-
- found:
- /* If separate_argv0, we'll move first element to path variable */
- n = new(char*, MAX(k + !separate_argv0, 1u));
- if (!n)
- return log_oom();
-
- k = 0;
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- char *c;
- unsigned skip;
-
- if (separate_argv0 ? path == NULL : k == 0) {
- /* first word, very special */
- skip = separate_argv0 + ignore;
-
- /* skip special chars in the beginning */
- assert(skip < l);
-
- } else if (strneq(word, ";", MAX(l, 1U)))
- /* new commandline */
- break;
-
- else
- skip = strneq(word, "\\;", MAX(l, 1U));
-
- c = cunescape_length(word + skip, l - skip);
- if (!c) {
- r = log_oom();
- goto fail;
- }
-
- if (!utf8_is_valid(c)) {
- log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
- r = 0;
- goto fail;
- }
-
- /* where to stuff this? */
- if (separate_argv0 && path == NULL)
- path = c;
- else
- n[k++] = c;
- }
-
- n[k] = NULL;
-
- if (!n[0])
- reason = "Empty executable name or zeroeth argument";
- else if (!string_is_safe(path ?: n[0]))
- reason = "Executable path contains special characters";
- else if (!path_is_absolute(path ?: n[0]))
- reason = "Executable path is not absolute";
- else if (endswith(path ?: n[0], "/"))
- reason = "Executable path specifies a directory";
- else
- goto ok;
-
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "%s, ignoring: %s", reason, rvalue);
- r = 0;
- goto fail;
-
-ok:
- if (!path) {
- path = strdup(n[0]);
- if (!path) {
- r = log_oom();
- goto fail;
- }
- }
-
- nce = new0(ExecCommand, 1);
- if (!nce) {
- r = log_oom();
- goto fail;
- }
-
- nce->argv = n;
- nce->path = path;
- nce->ignore = ignore;
-
- path_kill_slashes(nce->path);
-
- exec_command_append_list(e, nce);
-
- rvalue = state;
- }
-
- return 0;
-
-fail:
- n[k] = NULL;
- strv_free(n);
- free(path);
- free(nce);
-
- return r;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier");
-
-int config_parse_socket_bindtodevice(const char* unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Socket *s = data;
- char *n;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (rvalue[0] && !streq(rvalue, "*")) {
- n = strdup(rvalue);
- if (!n)
- return log_oom();
- } else
- n = NULL;
-
- free(s->bind_to_device);
- s->bind_to_device = n;
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input specifier");
-
-int config_parse_exec_io_class(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int x;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- x = ioprio_class_from_string(rvalue);
- if (x < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse IO scheduling class, ignoring: %s", rvalue);
- return 0;
- }
-
- c->ioprio = IOPRIO_PRIO_VALUE(x, IOPRIO_PRIO_DATA(c->ioprio));
- c->ioprio_set = true;
-
- return 0;
-}
-
-int config_parse_exec_io_priority(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int i, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &i);
- if (r < 0 || i < 0 || i >= IOPRIO_BE_NR) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse IO priority, ignoring: %s", rvalue);
- return 0;
- }
-
- c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), i);
- c->ioprio_set = true;
-
- return 0;
-}
-
-int config_parse_exec_cpu_sched_policy(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
-
- ExecContext *c = data;
- int x;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- x = sched_policy_from_string(rvalue);
- if (x < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -x,
- "Failed to parse CPU scheduling policy, ignoring: %s", rvalue);
- return 0;
- }
-
- c->cpu_sched_policy = x;
- /* Moving to or from real-time policy? We need to adjust the priority */
- c->cpu_sched_priority = CLAMP(c->cpu_sched_priority, sched_get_priority_min(x), sched_get_priority_max(x));
- c->cpu_sched_set = true;
-
- return 0;
-}
-
-int config_parse_exec_cpu_sched_prio(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int i, min, max, r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = safe_atoi(rvalue, &i);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse CPU scheduling policy, ignoring: %s", rvalue);
- return 0;
- }
-
- /* On Linux RR/FIFO range from 1 to 99 and OTHER/BATCH may only be 0 */
- min = sched_get_priority_min(c->cpu_sched_policy);
- max = sched_get_priority_max(c->cpu_sched_policy);
-
- if (i < min || i > max) {
- log_syntax(unit, LOG_ERR, filename, line, ERANGE,
- "CPU scheduling priority is out of range, ignoring: %s", rvalue);
- return 0;
- }
-
- c->cpu_sched_priority = i;
- c->cpu_sched_set = true;
-
- return 0;
-}
-
-int config_parse_exec_cpu_affinity(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- const char *word, *state;
- size_t l;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* An empty assignment resets the CPU list */
- if (c->cpuset)
- CPU_FREE(c->cpuset);
- c->cpuset = NULL;
- return 0;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
- int r;
- unsigned cpu;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- r = safe_atou(t, &cpu);
-
- if (!c->cpuset) {
- c->cpuset = cpu_set_malloc(&c->cpuset_ncpus);
- if (!c->cpuset)
- return log_oom();
- }
-
- if (r < 0 || cpu >= c->cpuset_ncpus) {
- log_syntax(unit, LOG_ERR, filename, line, ERANGE,
- "Failed to parse CPU affinity '%s', ignoring: %s", t, rvalue);
- return 0;
- }
-
- CPU_SET_S(cpu, CPU_ALLOC_SIZE(c->cpuset_ncpus), c->cpuset);
- }
- if (!isempty(state))
- log_syntax(unit, LOG_WARNING, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_exec_capabilities(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- cap_t cap;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- cap = cap_from_text(rvalue);
- if (!cap) {
- log_syntax(unit, LOG_ERR, filename, line, errno,
- "Failed to parse capabilities, ignoring: %s", rvalue);
- return 0;
- }
-
- if (c->capabilities)
- cap_free(c->capabilities);
- c->capabilities = cap;
-
- return 0;
-}
-
-int config_parse_exec_secure_bits(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- size_t l;
- const char *word, *state;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* An empty assignment resets the field */
- c->secure_bits = 0;
- return 0;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- if (first_word(word, "keep-caps"))
- c->secure_bits |= 1<<SECURE_KEEP_CAPS;
- else if (first_word(word, "keep-caps-locked"))
- c->secure_bits |= 1<<SECURE_KEEP_CAPS_LOCKED;
- else if (first_word(word, "no-setuid-fixup"))
- c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP;
- else if (first_word(word, "no-setuid-fixup-locked"))
- c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP_LOCKED;
- else if (first_word(word, "noroot"))
- c->secure_bits |= 1<<SECURE_NOROOT;
- else if (first_word(word, "noroot-locked"))
- c->secure_bits |= 1<<SECURE_NOROOT_LOCKED;
- else {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse secure bits, ignoring: %s", rvalue);
- return 0;
- }
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid syntax, garbage at the end, ignoring.");
-
- return 0;
-}
-
-int config_parse_bounding_set(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- uint64_t *capability_bounding_set_drop = data;
- const char *word, *state;
- size_t l;
- bool invert = false;
- uint64_t sum = 0;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (rvalue[0] == '~') {
- invert = true;
- rvalue++;
- }
-
- /* Note that we store this inverted internally, since the
- * kernel wants it like this. But we actually expose it
- * non-inverted everywhere to have a fully normalized
- * interface. */
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
- int cap;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- cap = capability_from_name(t);
- if (cap < 0) {
- log_syntax(unit, LOG_ERR, filename, line, errno, "Failed to parse capability in bounding set, ignoring: %s", t);
- continue;
- }
-
- sum |= ((uint64_t) 1ULL) << (uint64_t) cap;
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- if (invert)
- *capability_bounding_set_drop |= sum;
- else
- *capability_bounding_set_drop |= ~sum;
-
- return 0;
-}
-
-int config_parse_limit(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- struct rlimit **rl = data;
- unsigned long long u;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- rl += ltype;
-
- if (streq(rvalue, "infinity"))
- u = (unsigned long long) RLIM_INFINITY;
- else {
- int r;
-
- r = safe_atollu(rvalue, &u);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse resource value, ignoring: %s", rvalue);
- return 0;
- }
- }
-
- if (!*rl) {
- *rl = new(struct rlimit, 1);
- if (!*rl)
- return log_oom();
- }
-
- (*rl)->rlim_cur = (*rl)->rlim_max = (rlim_t) u;
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode");
-
-int config_parse_kill_signal(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- int *sig = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(sig);
-
- r = signal_from_string_try_harder(rvalue);
- if (r <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse kill signal, ignoring: %s", rvalue);
- return 0;
- }
-
- *sig = r;
- return 0;
-}
-
-int config_parse_exec_mount_flags(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- const char *word, *state;
- size_t l;
- unsigned long flags = 0;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- FOREACH_WORD_SEPARATOR(word, l, rvalue, ", ", state) {
- _cleanup_free_ char *t;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- if (streq(t, "shared"))
- flags = MS_SHARED;
- else if (streq(t, "slave"))
- flags = MS_SLAVE;
- else if (streq(word, "private"))
- flags = MS_PRIVATE;
- else {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse mount flag %s, ignoring: %s", t, rvalue);
- return 0;
- }
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- c->mount_flags = flags;
- return 0;
-}
-
-int config_parse_exec_selinux_context(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool ignore;
- char *k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- free(c->selinux_context);
- c->selinux_context = NULL;
- c->selinux_context_ignore = false;
- return 0;
- }
-
- if (rvalue[0] == '-') {
- ignore = true;
- rvalue++;
- } else
- ignore = false;
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", strerror(-r));
- return 0;
- }
-
- free(c->selinux_context);
- c->selinux_context = k;
- c->selinux_context_ignore = ignore;
-
- return 0;
-}
-
-int config_parse_exec_apparmor_profile(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool ignore;
- char *k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- free(c->apparmor_profile);
- c->apparmor_profile = NULL;
- c->apparmor_profile_ignore = false;
- return 0;
- }
-
- if (rvalue[0] == '-') {
- ignore = true;
- rvalue++;
- } else
- ignore = false;
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", strerror(-r));
- return 0;
- }
-
- free(c->apparmor_profile);
- c->apparmor_profile = k;
- c->apparmor_profile_ignore = ignore;
-
- return 0;
-}
-
-int config_parse_exec_smack_process_label(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool ignore;
- char *k;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- free(c->smack_process_label);
- c->smack_process_label = NULL;
- c->smack_process_label_ignore = false;
- return 0;
- }
-
- if (rvalue[0] == '-') {
- ignore = true;
- rvalue++;
- } else
- ignore = false;
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", strerror(-r));
- return 0;
- }
-
- free(c->smack_process_label);
- c->smack_process_label = k;
- c->smack_process_label_ignore = ignore;
-
- return 0;
-}
-
-int config_parse_timer(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Timer *t = data;
- usec_t u = 0;
- TimerValue *v;
- TimerBase b;
- CalendarSpec *c = NULL;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets list */
- timer_free_values(t);
- return 0;
- }
-
- b = timer_base_from_string(lvalue);
- if (b < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -b,
- "Failed to parse timer base, ignoring: %s", lvalue);
- return 0;
- }
-
- if (b == TIMER_CALENDAR) {
- if (calendar_spec_from_string(rvalue, &c) < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse calendar specification, ignoring: %s",
- rvalue);
- return 0;
- }
- } else {
- if (parse_sec(rvalue, &u) < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse timer value, ignoring: %s",
- rvalue);
- return 0;
- }
- }
-
- v = new0(TimerValue, 1);
- if (!v) {
- calendar_spec_free(c);
- return log_oom();
- }
-
- v->base = b;
- v->value = u;
- v->calendar_spec = c;
-
- LIST_PREPEND(value, t->values, v);
-
- return 0;
-}
-
-int config_parse_trigger_unit(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *p = NULL;
- Unit *u = data;
- UnitType type;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (!set_isempty(u->dependencies[UNIT_TRIGGERS])) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Multiple units to trigger specified, ignoring: %s", rvalue);
- return 0;
- }
-
- r = unit_name_printf(u, rvalue, &p);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", strerror(-r));
-
- type = unit_name_to_type(p ?: rvalue);
- if (type < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Unit type not valid, ignoring: %s", rvalue);
- return 0;
- }
-
- if (type == u->type) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trigger cannot be of same type, ignoring: %s", rvalue);
- return 0;
- }
-
- r = unit_add_two_dependencies_by_name(u, UNIT_BEFORE, UNIT_TRIGGERS, p ?: rvalue, NULL, true);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to add trigger on %s, ignoring: %s", p ?: rvalue, strerror(-r));
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_path_spec(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Path *p = data;
- PathSpec *s;
- PathType b;
- _cleanup_free_ char *k = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment clears list */
- path_free_specs(p);
- return 0;
- }
-
- b = path_type_from_string(lvalue);
- if (b < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse path type, ignoring: %s", lvalue);
- return 0;
- }
-
- r = unit_full_printf(UNIT(p), rvalue, &k);
- if (r < 0) {
- k = strdup(rvalue);
- if (!k)
- return log_oom();
- else
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve unit specifiers on %s. Ignoring.",
- rvalue);
- }
-
- if (!path_is_absolute(k)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Path is not absolute, ignoring: %s", k);
- return 0;
- }
-
- s = new0(PathSpec, 1);
- if (!s)
- return log_oom();
-
- s->unit = UNIT(p);
- s->path = path_kill_slashes(k);
- k = NULL;
- s->type = b;
- s->inotify_fd = -1;
-
- LIST_PREPEND(spec, p->specs, s);
-
- return 0;
-}
-
-int config_parse_socket_service(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- Socket *s = data;
- int r;
- Unit *x;
- _cleanup_free_ char *p = NULL;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = unit_name_printf(UNIT(s), rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!endswith(p, ".service")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Unit must be of type service, ignoring: %s", rvalue);
- return 0;
- }
-
- r = manager_load_unit(UNIT(s)->manager, p, NULL, &error, &x);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r));
- return 0;
- }
-
- unit_ref_set(&s->service, x);
-
- return 0;
-}
-
-int config_parse_service_sockets(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Service *s = data;
- const char *word, *state;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL, *k = NULL;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- r = unit_name_printf(UNIT(s), t, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
- continue;
- }
-
- if (!endswith(k, ".socket")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Unit must be of type socket, ignoring: %s", k);
- continue;
- }
-
- r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_WANTS, UNIT_AFTER, k, NULL, true);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add dependency on %s, ignoring: %m", k);
-
- r = unit_add_dependency_by_name(UNIT(s), UNIT_TRIGGERED_BY, k, NULL, true);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add dependency on %s, ignoring: %m", k);
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_bus_name(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers on %s, ignoring: %m", rvalue);
- return 0;
- }
-
- if (!service_name_is_valid(k)) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Invalid bus name %s, ignoring.", k);
- return 0;
- }
-
- return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
-}
-
-int config_parse_service_timeout(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Service *s = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(s);
-
- r = config_parse_sec(unit, filename, line, section, section_line, lvalue, ltype,
- rvalue, data, userdata);
- if (r < 0)
- return r;
-
- if (streq(lvalue, "TimeoutSec")) {
- s->start_timeout_defined = true;
- s->timeout_stop_usec = s->timeout_start_usec;
- } else if (streq(lvalue, "TimeoutStartSec"))
- s->start_timeout_defined = true;
-
- return 0;
-}
-
-int config_parse_busname_service(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- BusName *n = data;
- int r;
- Unit *x;
- _cleanup_free_ char *p = NULL;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = unit_name_printf(UNIT(n), rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!endswith(p, ".service")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Unit must be of type service, ignoring: %s", rvalue);
- return 0;
- }
-
- r = manager_load_unit(UNIT(n)->manager, p, NULL, &error, &x);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r));
- return 0;
- }
-
- unit_ref_set(&n->service, x);
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_bus_policy_world, bus_policy_access, BusPolicyAccess, "Failed to parse bus name policy access");
-
-int config_parse_bus_policy(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ BusNamePolicy *p = NULL;
- _cleanup_free_ char *id_str = NULL;
- BusName *busname = data;
- char *access_str;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- p = new0(BusNamePolicy, 1);
- if (!p)
- return log_oom();
-
- if (streq(lvalue, "AllowUser"))
- p->type = BUSNAME_POLICY_TYPE_USER;
- else if (streq(lvalue, "AllowGroup"))
- p->type = BUSNAME_POLICY_TYPE_GROUP;
- else
- assert_not_reached("Unknown lvalue");
-
- id_str = strdup(rvalue);
- if (!id_str)
- return log_oom();
-
- access_str = strpbrk(id_str, WHITESPACE);
- if (!access_str) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid busname policy value '%s'", rvalue);
- return 0;
- }
-
- *access_str = '\0';
- access_str++;
- access_str += strspn(access_str, WHITESPACE);
-
- p->access = bus_policy_access_from_string(access_str);
- if (p->access < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid busname policy access type '%s'", access_str);
- return 0;
- }
-
- p->name = id_str;
- id_str = NULL;
-
- LIST_PREPEND(policy, busname->policy, p);
- p = NULL;
-
- return 0;
-}
-
-int config_parse_bus_endpoint_policy(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *name = NULL;
- BusPolicyAccess access;
- ExecContext *c = data;
- char *access_str;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- name = strdup(rvalue);
- if (!name)
- return log_oom();
-
- access_str = strpbrk(name, WHITESPACE);
- if (!access_str) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid endpoint policy value '%s'", rvalue);
- return 0;
- }
-
- *access_str = '\0';
- access_str++;
- access_str += strspn(access_str, WHITESPACE);
-
- access = bus_policy_access_from_string(access_str);
- if (access <= _BUS_POLICY_ACCESS_INVALID ||
- access >= _BUS_POLICY_ACCESS_MAX) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid endpoint policy access type '%s'", access_str);
- return 0;
- }
-
- if (!c->bus_endpoint) {
- r = bus_endpoint_new(&c->bus_endpoint);
-
- if (r < 0)
- return r;
- }
-
- return bus_endpoint_add_policy(c->bus_endpoint, name, access);
-}
-
-int config_parse_unit_env_file(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- char ***env = data;
- Unit *u = userdata;
- _cleanup_free_ char *n = NULL;
- const char *s;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment frees the list */
- strv_free(*env);
- *env = NULL;
- return 0;
- }
-
- r = unit_full_printf(u, rvalue, &n);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", rvalue);
-
- s = n ?: rvalue;
- if (!path_is_absolute(s[0] == '-' ? s + 1 : s)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Path '%s' is not absolute, ignoring.", s);
- return 0;
- }
-
- r = strv_extend(env, s);
- if (r < 0)
- return log_oom();
-
- return 0;
-}
-
-int config_parse_environ(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Unit *u = userdata;
- char*** env = data;
- const char *word, *state;
- size_t l;
- _cleanup_free_ char *k = NULL;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- strv_free(*env);
- *env = NULL;
- return 0;
- }
-
- if (u) {
- r = unit_full_printf(u, rvalue, &k);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve specifiers, ignoring: %s", rvalue);
- }
-
- if (!k)
- k = strdup(rvalue);
- if (!k)
- return log_oom();
-
- FOREACH_WORD_QUOTED(word, l, k, state) {
- _cleanup_free_ char *n;
- char **x;
-
- n = cunescape_length(word, l);
- if (!n)
- return log_oom();
-
- if (!env_assignment_is_valid(n)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid environment assignment, ignoring: %s", rvalue);
- continue;
- }
-
- x = strv_env_set(*env, n);
- if (!x)
- return log_oom();
-
- strv_free(*env);
- *env = x;
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_ip_tos(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- int *ip_tos = data, x;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- x = ip_tos_from_string(rvalue);
- if (x < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse IP TOS value, ignoring: %s", rvalue);
- return 0;
- }
-
- *ip_tos = x;
- return 0;
-}
-
-int config_parse_unit_condition_path(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *p = NULL;
- Condition **list = data, *c;
- ConditionType t = ltype;
- bool trigger, negate;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *list = condition_free_list(*list);
- return 0;
- }
-
- trigger = rvalue[0] == '|';
- if (trigger)
- rvalue++;
-
- negate = rvalue[0] == '!';
- if (negate)
- rvalue++;
-
- r = unit_full_printf(u, rvalue, &p);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!path_is_absolute(p)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Path in condition not absolute, ignoring: %s", p);
- return 0;
- }
-
- c = condition_new(t, p, trigger, negate);
- if (!c)
- return log_oom();
-
- LIST_PREPEND(conditions, *list, c);
- return 0;
-}
-
-int config_parse_unit_condition_string(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *s = NULL;
- Condition **list = data, *c;
- ConditionType t = ltype;
- bool trigger, negate;
- Unit *u = userdata;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *list = condition_free_list(*list);
- return 0;
- }
-
- trigger = rvalue[0] == '|';
- if (trigger)
- rvalue++;
-
- negate = rvalue[0] == '!';
- if (negate)
- rvalue++;
-
- r = unit_full_printf(u, rvalue, &s);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", rvalue);
- return 0;
- }
-
- c = condition_new(t, s, trigger, negate);
- if (!c)
- return log_oom();
-
- LIST_PREPEND(conditions, *list, c);
- return 0;
-}
-
-int config_parse_unit_condition_null(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Condition **list = data, *c;
- bool trigger, negate;
- int b;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- *list = condition_free_list(*list);
- return 0;
- }
-
- trigger = rvalue[0] == '|';
- if (trigger)
- rvalue++;
-
- negate = rvalue[0] == '!';
- if (negate)
- rvalue++;
-
- b = parse_boolean(rvalue);
- if (b < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -b, "Failed to parse boolean value in condition, ignoring: %s", rvalue);
- return 0;
- }
-
- if (!b)
- negate = !negate;
-
- c = condition_new(CONDITION_NULL, NULL, trigger, negate);
- if (!c)
- return log_oom();
-
- LIST_PREPEND(conditions, *list, c);
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_failure_action, failure_action, FailureAction, "Failed to parse failure action specifier");
-
-int config_parse_unit_requires_mounts_for(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Unit *u = userdata;
- const char *word, *state;
- size_t l;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- int r;
- _cleanup_free_ char *n;
-
- n = strndup(word, l);
- if (!n)
- return log_oom();
-
- if (!utf8_is_valid(n)) {
- log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
- continue;
- }
-
- r = unit_require_mounts_for(u, n);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to add required mount for, ignoring: %s", rvalue);
- continue;
- }
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_documentation(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Unit *u = userdata;
- int r;
- char **a, **b;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- strv_free(u->documentation);
- u->documentation = NULL;
- return 0;
- }
-
- r = config_parse_unit_strv_printf(unit, filename, line, section, section_line, lvalue, ltype,
- rvalue, data, userdata);
- if (r < 0)
- return r;
-
- for (a = b = u->documentation; a && *a; a++) {
-
- if (documentation_url_is_valid(*a))
- *(b++) = *a;
- else {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid URL, ignoring: %s", *a);
- free(*a);
- }
- }
- if (b)
- *b = NULL;
-
- return r;
-}
-
-#ifdef HAVE_SECCOMP
-int config_parse_syscall_filter(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- static const char default_syscalls[] =
- "execve\0"
- "exit\0"
- "exit_group\0"
- "rt_sigreturn\0"
- "sigreturn\0";
-
- ExecContext *c = data;
- Unit *u = userdata;
- bool invert = false;
- const char *word, *state;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- set_free(c->syscall_filter);
- c->syscall_filter = NULL;
- c->syscall_whitelist = false;
- return 0;
- }
-
- if (rvalue[0] == '~') {
- invert = true;
- rvalue++;
- }
-
- if (!c->syscall_filter) {
- c->syscall_filter = set_new(NULL);
- if (!c->syscall_filter)
- return log_oom();
-
- if (invert)
- /* Allow everything but the ones listed */
- c->syscall_whitelist = false;
- else {
- const char *i;
-
- /* Allow nothing but the ones listed */
- c->syscall_whitelist = true;
-
- /* Accept default syscalls if we are on a whitelist */
- NULSTR_FOREACH(i, default_syscalls) {
- int id;
-
- id = seccomp_syscall_resolve_name(i);
- if (id < 0)
- continue;
-
- r = set_put(c->syscall_filter, INT_TO_PTR(id + 1));
- if (r == -EEXIST)
- continue;
- if (r < 0)
- return log_oom();
- }
- }
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
- int id;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- id = seccomp_syscall_resolve_name(t);
- if (id < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse system call, ignoring: %s", t);
- continue;
- }
-
- /* If we previously wanted to forbid a syscall and now
- * we want to allow it, then remove it from the list
- */
- if (!invert == c->syscall_whitelist) {
- r = set_put(c->syscall_filter, INT_TO_PTR(id + 1));
- if (r == -EEXIST)
- continue;
- if (r < 0)
- return log_oom();
- } else
- set_remove(c->syscall_filter, INT_TO_PTR(id + 1));
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- /* Turn on NNP, but only if it wasn't configured explicitly
- * before, and only if we are in user mode. */
- if (!c->no_new_privileges_set && u->manager->running_as == SYSTEMD_USER)
- c->no_new_privileges = true;
-
- return 0;
-}
-
-int config_parse_syscall_archs(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Set **archs = data;
- const char *word, *state;
- size_t l;
- int r;
-
- if (isempty(rvalue)) {
- set_free(*archs);
- *archs = NULL;
- return 0;
- }
-
- r = set_ensure_allocated(archs, NULL);
- if (r < 0)
- return log_oom();
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
- uint32_t a;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- r = seccomp_arch_from_string(t, &a);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse system call architecture, ignoring: %s", t);
- continue;
- }
-
- r = set_put(*archs, UINT32_TO_PTR(a + 1));
- if (r == -EEXIST)
- continue;
- if (r < 0)
- return log_oom();
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_syscall_errno(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int e;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets to KILL */
- c->syscall_errno = 0;
- return 0;
- }
-
- e = errno_from_name(rvalue);
- if (e < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse error number, ignoring: %s", rvalue);
- return 0;
- }
-
- c->syscall_errno = e;
- return 0;
-}
-
-int config_parse_address_families(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- bool invert = false;
- const char *word, *state;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- set_free(c->address_families);
- c->address_families = NULL;
- c->address_families_whitelist = false;
- return 0;
- }
-
- if (rvalue[0] == '~') {
- invert = true;
- rvalue++;
- }
-
- if (!c->address_families) {
- c->address_families = set_new(NULL);
- if (!c->address_families)
- return log_oom();
-
- c->address_families_whitelist = !invert;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
- int af;
-
- t = strndup(word, l);
- if (!t)
- return log_oom();
-
- af = af_from_name(t);
- if (af <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse address family, ignoring: %s", t);
- continue;
- }
-
- /* If we previously wanted to forbid an address family and now
- * we want to allow it, then remove it from the list
- */
- if (!invert == c->address_families_whitelist) {
- r = set_put(c->address_families, INT_TO_PTR(af));
- if (r == -EEXIST)
- continue;
- if (r < 0)
- return log_oom();
- } else
- set_remove(c->address_families, INT_TO_PTR(af));
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-#endif
-
-int config_parse_unit_slice(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *k = NULL;
- Unit *u = userdata, *slice;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(u);
-
- r = unit_name_printf(u, rvalue, &k);
- if (r < 0)
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to resolve unit specifiers on %s. Ignoring.", rvalue);
- if (!k) {
- k = strdup(rvalue);
- if (!k)
- return log_oom();
- }
-
- r = manager_load_unit(u->manager, k, NULL, NULL, &slice);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to load slice unit %s. Ignoring.", k);
- return 0;
- }
-
- if (slice->type != UNIT_SLICE) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Slice unit %s is not a slice. Ignoring.", k);
- return 0;
- }
-
- unit_ref_set(&u->slice, slice);
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_device_policy, cgroup_device_policy, CGroupDevicePolicy, "Failed to parse device policy");
-
-int config_parse_cpu_shares(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- unsigned long *shares = data, lu;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- *shares = (unsigned long) -1;
- return 0;
- }
-
- r = safe_atolu(rvalue, &lu);
- if (r < 0 || lu <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "CPU shares '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- *shares = lu;
- return 0;
-}
-
-int config_parse_cpu_quota(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- CGroupContext *c = data;
- double percent;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- c->cpu_quota_per_sec_usec = USEC_INFINITY;
- return 0;
- }
-
- if (!endswith(rvalue, "%")) {
-
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "CPU quota '%s' not ending in '%%'. Ignoring.", rvalue);
- return 0;
- }
-
- if (sscanf(rvalue, "%lf%%", &percent) != 1 || percent <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "CPU quota '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- c->cpu_quota_per_sec_usec = (usec_t) (percent * USEC_PER_SEC / 100);
-
- return 0;
-}
-
-int config_parse_memory_limit(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- CGroupContext *c = data;
- off_t bytes;
- int r;
-
- if (isempty(rvalue)) {
- c->memory_limit = (uint64_t) -1;
- return 0;
- }
-
- assert_cc(sizeof(uint64_t) == sizeof(off_t));
-
- r = parse_size(rvalue, 1024, &bytes);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Memory limit '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- c->memory_limit = (uint64_t) bytes;
- return 0;
-}
-
-int config_parse_device_allow(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *path = NULL;
- CGroupContext *c = data;
- CGroupDeviceAllow *a;
- const char *m;
- size_t n;
-
- if (isempty(rvalue)) {
- while (c->device_allow)
- cgroup_context_free_device_allow(c, c->device_allow);
-
- return 0;
- }
-
- n = strcspn(rvalue, WHITESPACE);
- path = strndup(rvalue, n);
- if (!path)
- return log_oom();
-
- if (!startswith(path, "/dev/") &&
- !startswith(path, "block-") &&
- !startswith(path, "char-")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- m = rvalue + n + strspn(rvalue + n, WHITESPACE);
- if (isempty(m))
- m = "rwm";
-
- if (!in_charset(m, "rwm")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid device rights '%s'. Ignoring.", m);
- return 0;
- }
-
- a = new0(CGroupDeviceAllow, 1);
- if (!a)
- return log_oom();
-
- a->path = path;
- path = NULL;
- a->r = !!strchr(m, 'r');
- a->w = !!strchr(m, 'w');
- a->m = !!strchr(m, 'm');
-
- LIST_PREPEND(device_allow, c->device_allow, a);
- return 0;
-}
-
-int config_parse_blockio_weight(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- unsigned long *weight = data, lu;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- *weight = (unsigned long) -1;
- return 0;
- }
-
- r = safe_atolu(rvalue, &lu);
- if (r < 0 || lu < 10 || lu > 1000) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Block IO weight '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- *weight = lu;
- return 0;
-}
-
-int config_parse_blockio_device_weight(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *path = NULL;
- CGroupBlockIODeviceWeight *w;
- CGroupContext *c = data;
- unsigned long lu;
- const char *weight;
- size_t n;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- if (isempty(rvalue)) {
- while (c->blockio_device_weights)
- cgroup_context_free_blockio_device_weight(c, c->blockio_device_weights);
-
- return 0;
- }
-
- n = strcspn(rvalue, WHITESPACE);
- weight = rvalue + n;
- if (!*weight) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Expected block device and device weight. Ignoring.");
- return 0;
- }
-
- path = strndup(rvalue, n);
- if (!path)
- return log_oom();
-
- if (!path_startswith(path, "/dev")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- weight += strspn(weight, WHITESPACE);
- r = safe_atolu(weight, &lu);
- if (r < 0 || lu < 10 || lu > 1000) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Block IO weight '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- w = new0(CGroupBlockIODeviceWeight, 1);
- if (!w)
- return log_oom();
-
- w->path = path;
- path = NULL;
-
- w->weight = lu;
-
- LIST_PREPEND(device_weights, c->blockio_device_weights, w);
- return 0;
-}
-
-int config_parse_blockio_bandwidth(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- _cleanup_free_ char *path = NULL;
- CGroupBlockIODeviceBandwidth *b;
- CGroupContext *c = data;
- const char *bandwidth;
- off_t bytes;
- bool read;
- size_t n;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- read = streq("BlockIOReadBandwidth", lvalue);
-
- if (isempty(rvalue)) {
- CGroupBlockIODeviceBandwidth *next;
-
- LIST_FOREACH_SAFE (device_bandwidths, b, next, c->blockio_device_bandwidths)
- if (b->read == read)
- cgroup_context_free_blockio_device_bandwidth(c, b);
-
- return 0;
- }
-
- n = strcspn(rvalue, WHITESPACE);
- bandwidth = rvalue + n;
- bandwidth += strspn(bandwidth, WHITESPACE);
-
- if (!*bandwidth) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Expected space separated pair of device node and bandwidth. Ignoring.");
- return 0;
- }
-
- path = strndup(rvalue, n);
- if (!path)
- return log_oom();
-
- if (!path_startswith(path, "/dev")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Invalid device node path '%s'. Ignoring.", path);
- return 0;
- }
-
- r = parse_size(bandwidth, 1000, &bytes);
- if (r < 0 || bytes <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Block IO Bandwidth '%s' invalid. Ignoring.", rvalue);
- return 0;
- }
-
- b = new0(CGroupBlockIODeviceBandwidth, 1);
- if (!b)
- return log_oom();
-
- b->path = path;
- path = NULL;
- b->bandwidth = (uint64_t) bytes;
- b->read = read;
-
- LIST_PREPEND(device_bandwidths, c->blockio_device_bandwidths, b);
-
- return 0;
-}
-
-DEFINE_CONFIG_PARSE_ENUM(config_parse_job_mode, job_mode, JobMode, "Failed to parse job mode");
-
-int config_parse_job_mode_isolate(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- JobMode *m = data;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- r = parse_boolean(rvalue);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse boolean, ignoring: %s", rvalue);
- return 0;
- }
-
- *m = r ? JOB_ISOLATE : JOB_REPLACE;
- return 0;
-}
-
-int config_parse_personality(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- unsigned long *personality = data, p;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(personality);
-
- p = personality_from_string(rvalue);
- if (p == 0xffffffffUL) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse personality, ignoring: %s", rvalue);
- return 0;
- }
-
- *personality = p;
- return 0;
-}
-
-int config_parse_runtime_directory(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- char***rt = data;
- const char *word, *state;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- strv_free(*rt);
- *rt = NULL;
- return 0;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *n;
-
- n = strndup(word, l);
- if (!n)
- return log_oom();
-
- if (!filename_is_valid(n)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Runtime directory is not valid, ignoring assignment: %s", rvalue);
- continue;
- }
-
- r = strv_push(rt, n);
- if (r < 0)
- return log_oom();
-
- n = NULL;
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_set_status(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- size_t l;
- const char *word, *state;
- int r;
- ExitStatusSet *status_set = data;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- /* Empty assignment resets the list */
- if (isempty(rvalue)) {
- exit_status_set_free(status_set);
- return 0;
- }
-
- FOREACH_WORD(word, l, rvalue, state) {
- _cleanup_free_ char *temp;
- int val;
- Set **set;
-
- temp = strndup(word, l);
- if (!temp)
- return log_oom();
-
- r = safe_atoi(temp, &val);
- if (r < 0) {
- val = signal_from_string_try_harder(temp);
-
- if (val <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, -val,
- "Failed to parse value, ignoring: %s", word);
- continue;
- }
- set = &status_set->signal;
- } else {
- if (val < 0 || val > 255) {
- log_syntax(unit, LOG_ERR, filename, line, ERANGE,
- "Value %d is outside range 0-255, ignoring", val);
- continue;
- }
- set = &status_set->status;
- }
-
- r = set_ensure_allocated(set, NULL);
- if (r < 0)
- return log_oom();
-
- r = set_put(*set, INT_TO_PTR(val));
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Unable to store: %s", word);
- return r;
- }
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_namespace_path_strv(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- char*** sv = data;
- const char *word, *state;
- size_t l;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment resets the list */
- strv_free(*sv);
- *sv = NULL;
- return 0;
- }
-
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *n;
- int offset;
-
- n = strndup(word, l);
- if (!n)
- return log_oom();
-
- if (!utf8_is_valid(n)) {
- log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
- continue;
- }
-
- offset = n[0] == '-';
- if (!path_is_absolute(n + offset)) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Not an absolute path, ignoring: %s", rvalue);
- continue;
- }
-
- path_kill_slashes(n);
-
- r = strv_push(sv, n);
- if (r < 0)
- return log_oom();
-
- n = NULL;
- }
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Trailing garbage, ignoring.");
-
- return 0;
-}
-
-int config_parse_no_new_privileges(
- const char* unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int k;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- k = parse_boolean(rvalue);
- if (k < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -k,
- "Failed to parse boolean value, ignoring: %s", rvalue);
- return 0;
- }
-
- c->no_new_privileges = !!k;
- c->no_new_privileges_set = true;
-
- return 0;
-}
-
-int config_parse_protect_home(
- const char* unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int k;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- /* Our enum shall be a superset of booleans, hence first try
- * to parse as as boolean, and then as enum */
-
- k = parse_boolean(rvalue);
- if (k > 0)
- c->protect_home = PROTECT_HOME_YES;
- else if (k == 0)
- c->protect_home = PROTECT_HOME_NO;
- else {
- ProtectHome h;
-
- h = protect_home_from_string(rvalue);
- if (h < 0){
- log_syntax(unit, LOG_ERR, filename, line, -h,
- "Failed to parse protect home value, ignoring: %s", rvalue);
- return 0;
- }
-
- c->protect_home = h;
- }
-
- return 0;
-}
-
-int config_parse_protect_system(
- const char* unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- ExecContext *c = data;
- int k;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- /* Our enum shall be a superset of booleans, hence first try
- * to parse as as boolean, and then as enum */
-
- k = parse_boolean(rvalue);
- if (k > 0)
- c->protect_system = PROTECT_SYSTEM_YES;
- else if (k == 0)
- c->protect_system = PROTECT_SYSTEM_NO;
- else {
- ProtectSystem s;
-
- s = protect_system_from_string(rvalue);
- if (s < 0){
- log_syntax(unit, LOG_ERR, filename, line, -s,
- "Failed to parse protect system value, ignoring: %s", rvalue);
- return 0;
- }
-
- c->protect_system = s;
- }
-
- return 0;
-}
-
-#define FOLLOW_MAX 8
-
-static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {
- unsigned c = 0;
- int fd, r;
- FILE *f;
- char *id = NULL;
-
- assert(filename);
- assert(*filename);
- assert(_f);
- assert(names);
-
- /* This will update the filename pointer if the loaded file is
- * reached by a symlink. The old string will be freed. */
-
- for (;;) {
- char *target, *name;
-
- if (c++ >= FOLLOW_MAX)
- return -ELOOP;
-
- path_kill_slashes(*filename);
-
- /* Add the file name we are currently looking at to
- * the names of this unit, but only if it is a valid
- * unit name. */
- name = basename(*filename);
-
- if (unit_name_is_valid(name, TEMPLATE_VALID)) {
-
- id = set_get(names, name);
- if (!id) {
- id = strdup(name);
- if (!id)
- return -ENOMEM;
-
- r = set_consume(names, id);
- if (r < 0)
- return r;
- }
- }
-
- /* Try to open the file name, but don't if its a symlink */
- fd = open(*filename, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW);
- if (fd >= 0)
- break;
-
- if (errno != ELOOP)
- return -errno;
-
- /* Hmm, so this is a symlink. Let's read the name, and follow it manually */
- r = readlink_and_make_absolute(*filename, &target);
- if (r < 0)
- return r;
-
- free(*filename);
- *filename = target;
- }
-
- f = fdopen(fd, "re");
- if (!f) {
- safe_close(fd);
- return -errno;
- }
-
- *_f = f;
- *_final = id;
- return 0;
-}
-
-static int merge_by_names(Unit **u, Set *names, const char *id) {
- char *k;
- int r;
-
- assert(u);
- assert(*u);
- assert(names);
-
- /* Let's try to add in all symlink names we found */
- while ((k = set_steal_first(names))) {
-
- /* First try to merge in the other name into our
- * unit */
- r = unit_merge_by_name(*u, k);
- if (r < 0) {
- Unit *other;
-
- /* Hmm, we couldn't merge the other unit into
- * ours? Then let's try it the other way
- * round */
-
- other = manager_get_unit((*u)->manager, k);
- free(k);
-
- if (other) {
- r = unit_merge(other, *u);
- if (r >= 0) {
- *u = other;
- return merge_by_names(u, names, NULL);
- }
- }
-
- return r;
- }
-
- if (id == k)
- unit_choose_id(*u, id);
-
- free(k);
- }
-
- return 0;
-}
-
-static int load_from_path(Unit *u, const char *path) {
- int r;
- _cleanup_set_free_free_ Set *symlink_names = NULL;
- _cleanup_fclose_ FILE *f = NULL;
- _cleanup_free_ char *filename = NULL;
- char *id = NULL;
- Unit *merged;
- struct stat st;
-
- assert(u);
- assert(path);
-
- symlink_names = set_new(&string_hash_ops);
- if (!symlink_names)
- return -ENOMEM;
-
- if (path_is_absolute(path)) {
-
- filename = strdup(path);
- if (!filename)
- return -ENOMEM;
-
- r = open_follow(&filename, &f, symlink_names, &id);
- if (r < 0) {
- free(filename);
- filename = NULL;
-
- if (r != -ENOENT)
- return r;
- }
-
- } else {
- char **p;
-
- STRV_FOREACH(p, u->manager->lookup_paths.unit_path) {
-
- /* Instead of opening the path right away, we manually
- * follow all symlinks and add their name to our unit
- * name set while doing so */
- filename = path_make_absolute(path, *p);
- if (!filename)
- return -ENOMEM;
-
- if (u->manager->unit_path_cache &&
- !set_get(u->manager->unit_path_cache, filename))
- r = -ENOENT;
- else
- r = open_follow(&filename, &f, symlink_names, &id);
-
- if (r < 0) {
- free(filename);
- filename = NULL;
-
- if (r != -ENOENT)
- return r;
-
- /* Empty the symlink names for the next run */
- set_clear_free(symlink_names);
- continue;
- }
-
- break;
- }
- }
-
- if (!filename)
- /* Hmm, no suitable file found? */
- return 0;
-
- merged = u;
- r = merge_by_names(&merged, symlink_names, id);
- if (r < 0)
- return r;
-
- if (merged != u) {
- u->load_state = UNIT_MERGED;
- return 0;
- }
-
- if (fstat(fileno(f), &st) < 0)
- return -errno;
-
- if (null_or_empty(&st))
- u->load_state = UNIT_MASKED;
- else {
- u->load_state = UNIT_LOADED;
-
- /* Now, parse the file contents */
- r = config_parse(u->id, filename, f,
- UNIT_VTABLE(u)->sections,
- config_item_perf_lookup, load_fragment_gperf_lookup,
- false, true, false, u);
- if (r < 0)
- return r;
- }
-
- free(u->fragment_path);
- u->fragment_path = filename;
- filename = NULL;
-
- u->fragment_mtime = timespec_load(&st.st_mtim);
-
- if (u->source_path) {
- if (stat(u->source_path, &st) >= 0)
- u->source_mtime = timespec_load(&st.st_mtim);
- else
- u->source_mtime = 0;
- }
-
- return 0;
-}
-
-int unit_load_fragment(Unit *u) {
- int r;
- Iterator i;
- const char *t;
-
- assert(u);
- assert(u->load_state == UNIT_STUB);
- assert(u->id);
-
- /* First, try to find the unit under its id. We always look
- * for unit files in the default directories, to make it easy
- * to override things by placing things in /etc/systemd/system */
- r = load_from_path(u, u->id);
- if (r < 0)
- return r;
-
- /* Try to find an alias we can load this with */
- if (u->load_state == UNIT_STUB) {
- SET_FOREACH(t, u->names, i) {
-
- if (t == u->id)
- continue;
-
- r = load_from_path(u, t);
- if (r < 0)
- return r;
-
- if (u->load_state != UNIT_STUB)
- break;
- }
- }
-
- /* And now, try looking for it under the suggested (originally linked) path */
- if (u->load_state == UNIT_STUB && u->fragment_path) {
-
- r = load_from_path(u, u->fragment_path);
- if (r < 0)
- return r;
-
- if (u->load_state == UNIT_STUB) {
- /* Hmm, this didn't work? Then let's get rid
- * of the fragment path stored for us, so that
- * we don't point to an invalid location. */
- free(u->fragment_path);
- u->fragment_path = NULL;
- }
- }
-
- /* Look for a template */
- if (u->load_state == UNIT_STUB && u->instance) {
- _cleanup_free_ char *k;
-
- k = unit_name_template(u->id);
- if (!k)
- return -ENOMEM;
-
- r = load_from_path(u, k);
- if (r < 0)
- return r;
-
- if (u->load_state == UNIT_STUB) {
- SET_FOREACH(t, u->names, i) {
- _cleanup_free_ char *z = NULL;
-
- if (t == u->id)
- continue;
-
- z = unit_name_template(t);
- if (!z)
- return -ENOMEM;
-
- r = load_from_path(u, z);
- if (r < 0)
- return r;
-
- if (u->load_state != UNIT_STUB)
- break;
- }
- }
- }
-
- return 0;
-}
-
-void unit_dump_config_items(FILE *f) {
- static const struct {
- const ConfigParserCallback callback;
- const char *rvalue;
- } table[] = {
- { config_parse_warn_compat, "NOTSUPPORTED" },
- { config_parse_int, "INTEGER" },
- { config_parse_unsigned, "UNSIGNED" },
- { config_parse_iec_size, "SIZE" },
- { config_parse_iec_off, "SIZE" },
- { config_parse_si_size, "SIZE" },
- { config_parse_bool, "BOOLEAN" },
- { config_parse_string, "STRING" },
- { config_parse_path, "PATH" },
- { config_parse_unit_path_printf, "PATH" },
- { config_parse_strv, "STRING [...]" },
- { config_parse_exec_nice, "NICE" },
- { config_parse_exec_oom_score_adjust, "OOMSCOREADJUST" },
- { config_parse_exec_io_class, "IOCLASS" },
- { config_parse_exec_io_priority, "IOPRIORITY" },
- { config_parse_exec_cpu_sched_policy, "CPUSCHEDPOLICY" },
- { config_parse_exec_cpu_sched_prio, "CPUSCHEDPRIO" },
- { config_parse_exec_cpu_affinity, "CPUAFFINITY" },
- { config_parse_mode, "MODE" },
- { config_parse_unit_env_file, "FILE" },
- { config_parse_output, "OUTPUT" },
- { config_parse_input, "INPUT" },
- { config_parse_log_facility, "FACILITY" },
- { config_parse_log_level, "LEVEL" },
- { config_parse_exec_capabilities, "CAPABILITIES" },
- { config_parse_exec_secure_bits, "SECUREBITS" },
- { config_parse_bounding_set, "BOUNDINGSET" },
- { config_parse_limit, "LIMIT" },
- { config_parse_unit_deps, "UNIT [...]" },
- { config_parse_exec, "PATH [ARGUMENT [...]]" },
- { config_parse_service_type, "SERVICETYPE" },
- { config_parse_service_restart, "SERVICERESTART" },
- { config_parse_kill_mode, "KILLMODE" },
- { config_parse_kill_signal, "SIGNAL" },
- { config_parse_socket_listen, "SOCKET [...]" },
- { config_parse_socket_bind, "SOCKETBIND" },
- { config_parse_socket_bindtodevice, "NETWORKINTERFACE" },
- { config_parse_sec, "SECONDS" },
- { config_parse_nsec, "NANOSECONDS" },
- { config_parse_namespace_path_strv, "PATH [...]" },
- { config_parse_unit_requires_mounts_for, "PATH [...]" },
- { config_parse_exec_mount_flags, "MOUNTFLAG [...]" },
- { config_parse_unit_string_printf, "STRING" },
- { config_parse_trigger_unit, "UNIT" },
- { config_parse_timer, "TIMER" },
- { config_parse_path_spec, "PATH" },
- { config_parse_notify_access, "ACCESS" },
- { config_parse_ip_tos, "TOS" },
- { config_parse_unit_condition_path, "CONDITION" },
- { config_parse_unit_condition_string, "CONDITION" },
- { config_parse_unit_condition_null, "CONDITION" },
- { config_parse_unit_slice, "SLICE" },
- { config_parse_documentation, "URL" },
- { config_parse_service_timeout, "SECONDS" },
- { config_parse_failure_action, "ACTION" },
- { config_parse_set_status, "STATUS" },
- { config_parse_service_sockets, "SOCKETS" },
- { config_parse_environ, "ENVIRON" },
-#ifdef HAVE_SECCOMP
- { config_parse_syscall_filter, "SYSCALLS" },
- { config_parse_syscall_archs, "ARCHS" },
- { config_parse_syscall_errno, "ERRNO" },
- { config_parse_address_families, "FAMILIES" },
-#endif
- { config_parse_cpu_shares, "SHARES" },
- { config_parse_memory_limit, "LIMIT" },
- { config_parse_device_allow, "DEVICE" },
- { config_parse_device_policy, "POLICY" },
- { config_parse_blockio_bandwidth, "BANDWIDTH" },
- { config_parse_blockio_weight, "WEIGHT" },
- { config_parse_blockio_device_weight, "DEVICEWEIGHT" },
- { config_parse_long, "LONG" },
- { config_parse_socket_service, "SERVICE" },
-#ifdef HAVE_SELINUX
- { config_parse_exec_selinux_context, "LABEL" },
-#endif
- { config_parse_job_mode, "MODE" },
- { config_parse_job_mode_isolate, "BOOLEAN" },
- { config_parse_personality, "PERSONALITY" },
- };
-
- const char *prev = NULL;
- const char *i;
-
- assert(f);
-
- NULSTR_FOREACH(i, load_fragment_gperf_nulstr) {
- const char *rvalue = "OTHER", *lvalue;
- unsigned j;
- size_t prefix_len;
- const char *dot;
- const ConfigPerfItem *p;
-
- assert_se(p = load_fragment_gperf_lookup(i, strlen(i)));
-
- dot = strchr(i, '.');
- lvalue = dot ? dot + 1 : i;
- prefix_len = dot-i;
-
- if (dot)
- if (!prev || !strneq(prev, i, prefix_len+1)) {
- if (prev)
- fputc('\n', f);
-
- fprintf(f, "[%.*s]\n", (int) prefix_len, i);
- }
-
- for (j = 0; j < ELEMENTSOF(table); j++)
- if (p->parse == table[j].callback) {
- rvalue = table[j].rvalue;
- break;
- }
-
- fprintf(f, "%s=%s\n", lvalue, rvalue);
- prev = i;
- }
-}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-08-07 22:41:53 +0000