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-rw-r--r--src/core/load-fragment.c411
1 files changed, 334 insertions, 77 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index a36953f766..cbc826809e 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -64,6 +64,7 @@
#include "unit-name.h"
#include "unit-printf.h"
#include "unit.h"
+#include "user-util.h"
#include "utf8.h"
#include "web-util.h"
@@ -490,16 +491,17 @@ int config_parse_socket_bind(const char *unit,
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) {
+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;
@@ -509,14 +511,13 @@ int config_parse_exec_nice(const char *unit,
assert(rvalue);
assert(data);
- r = safe_atoi(rvalue, &priority);
+ r = parse_nice(rvalue, &priority);
if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse nice priority, ignoring: %s", rvalue);
- return 0;
- }
+ if (r == -ERANGE)
+ log_syntax(unit, LOG_ERR, filename, line, r, "Nice priority out of range, ignoring: %s", rvalue);
+ else
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse nice priority, ignoring: %s", rvalue);
- if (priority < PRIO_MIN || priority >= PRIO_MAX) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Nice priority out of range, ignoring: %s", rvalue);
return 0;
}
@@ -775,8 +776,104 @@ int config_parse_socket_bindtodevice(
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");
+DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input literal specifier");
+DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output literal specifier");
+
+int config_parse_exec_input(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 *name;
+ int r;
+
+ assert(data);
+ assert(filename);
+ assert(line);
+ assert(rvalue);
+
+ name = startswith(rvalue, "fd:");
+ if (name) {
+ /* Strip prefix and validate fd name */
+ if (!fdname_is_valid(name)) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid file descriptor name, ignoring: %s", name);
+ return 0;
+ }
+ c->std_input = EXEC_INPUT_NAMED_FD;
+ r = free_and_strdup(&c->stdio_fdname[STDIN_FILENO], name);
+ if (r < 0)
+ log_oom();
+ return r;
+ } else {
+ ExecInput ei = exec_input_from_string(rvalue);
+ if (ei == _EXEC_INPUT_INVALID)
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse input specifier, ignoring: %s", rvalue);
+ else
+ c->std_input = ei;
+ return 0;
+ }
+}
+
+int config_parse_exec_output(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;
+ ExecOutput eo;
+ const char *name;
+ int r;
+
+ assert(data);
+ assert(filename);
+ assert(line);
+ assert(lvalue);
+ assert(rvalue);
+
+ name = startswith(rvalue, "fd:");
+ if (name) {
+ /* Strip prefix and validate fd name */
+ if (!fdname_is_valid(name)) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid file descriptor name, ignoring: %s", name);
+ return 0;
+ }
+ eo = EXEC_OUTPUT_NAMED_FD;
+ } else {
+ eo = exec_output_from_string(rvalue);
+ if (eo == _EXEC_OUTPUT_INVALID) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse output specifier, ignoring: %s", rvalue);
+ return 0;
+ }
+ }
+
+ if (streq(lvalue, "StandardOutput")) {
+ c->std_output = eo;
+ r = free_and_strdup(&c->stdio_fdname[STDOUT_FILENO], name);
+ if (r < 0)
+ log_oom();
+ return r;
+ } else if (streq(lvalue, "StandardError")) {
+ c->std_error = eo;
+ r = free_and_strdup(&c->stdio_fdname[STDERR_FILENO], name);
+ if (r < 0)
+ log_oom();
+ return r;
+ } else {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse output property, ignoring: %s", lvalue);
+ return 0;
+ }
+}
int config_parse_exec_io_class(const char *unit,
const char *filename,
@@ -1337,10 +1434,13 @@ int config_parse_timer(const char *unit,
void *userdata) {
Timer *t = data;
- usec_t u = 0;
+ usec_t usec = 0;
TimerValue *v;
TimerBase b;
CalendarSpec *c = NULL;
+ Unit *u = userdata;
+ _cleanup_free_ char *k = NULL;
+ int r;
assert(filename);
assert(lvalue);
@@ -1359,14 +1459,20 @@ int config_parse_timer(const char *unit,
return 0;
}
+ r = unit_full_printf(u, rvalue, &k);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers in %s, ignoring: %m", rvalue);
+ return 0;
+ }
+
if (b == TIMER_CALENDAR) {
- if (calendar_spec_from_string(rvalue, &c) < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse calendar specification, ignoring: %s", rvalue);
+ if (calendar_spec_from_string(k, &c) < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse calendar specification, ignoring: %s", k);
return 0;
}
} else {
- if (parse_sec(rvalue, &u) < 0) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse timer value, ignoring: %s", rvalue);
+ if (parse_sec(k, &usec) < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse timer value, ignoring: %s", k);
return 0;
}
}
@@ -1378,7 +1484,7 @@ int config_parse_timer(const char *unit,
}
v->base = b;
- v->value = u;
+ v->value = usec;
v->calendar_spec = c;
LIST_PREPEND(value, t->values, v);
@@ -1581,11 +1687,7 @@ int config_parse_fdname(
return 0;
}
- free(s->fdname);
- s->fdname = p;
- p = NULL;
-
- return 0;
+ return free_and_replace(s->fdname, p);
}
int config_parse_service_sockets(
@@ -1763,6 +1865,123 @@ int config_parse_sec_fix_0(
return 0;
}
+int config_parse_user_group(
+ 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 **user = data, *n;
+ Unit *u = userdata;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(u);
+
+ if (isempty(rvalue))
+ n = NULL;
+ else {
+ _cleanup_free_ char *k = NULL;
+
+ r = unit_full_printf(u, rvalue, &k);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers in %s, ignoring: %m", rvalue);
+ return 0;
+ }
+
+ if (!valid_user_group_name_or_id(k)) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid user/group name or numeric ID, ignoring: %s", k);
+ return 0;
+ }
+
+ n = k;
+ k = NULL;
+ }
+
+ free(*user);
+ *user = n;
+
+ return 0;
+}
+
+int config_parse_user_group_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 ***users = data;
+ Unit *u = userdata;
+ const char *p;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(u);
+
+ if (isempty(rvalue)) {
+ char **empty;
+
+ empty = new0(char*, 1);
+ if (!empty)
+ return log_oom();
+
+ strv_free(*users);
+ *users = empty;
+
+ return 0;
+ }
+
+ p = rvalue;
+ for (;;) {
+ _cleanup_free_ char *word = NULL, *k = NULL;
+
+ r = extract_first_word(&p, &word, WHITESPACE, 0);
+ if (r == 0)
+ break;
+ if (r == -ENOMEM)
+ return log_oom();
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue);
+ break;
+ }
+
+ r = unit_full_printf(u, word, &k);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve unit specifiers in %s, ignoring: %m", word);
+ continue;
+ }
+
+ if (!valid_user_group_name_or_id(k)) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid user/group name or numeric ID, ignoring: %s", k);
+ continue;
+ }
+
+ r = strv_push(users, k);
+ if (r < 0)
+ return log_oom();
+
+ k = NULL;
+ }
+
+ return 0;
+}
+
int config_parse_busname_service(
const char *unit,
const char *filename,
@@ -1925,9 +2144,7 @@ int config_parse_working_directory(
return 0;
}
- free(c->working_directory);
- c->working_directory = k;
- k = NULL;
+ free_and_replace(c->working_directory, k);
c->working_directory_home = false;
}
@@ -2306,7 +2523,7 @@ int config_parse_unit_condition_null(
}
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");
+DEFINE_CONFIG_PARSE_ENUM(config_parse_emergency_action, emergency_action, EmergencyAction, "Failed to parse failure action specifier");
int config_parse_unit_requires_mounts_for(
const char *unit,
@@ -2401,6 +2618,7 @@ int config_parse_documentation(const char *unit,
}
#ifdef HAVE_SECCOMP
+
static int syscall_filter_parse_one(
const char *unit,
const char *filename,
@@ -2411,27 +2629,29 @@ static int syscall_filter_parse_one(
bool warn) {
int r;
- if (*t == '@') {
- const SystemCallFilterSet *set;
+ if (t[0] == '@') {
+ const SyscallFilterSet *set;
+ const char *i;
- for (set = syscall_filter_sets; set->set_name; set++)
- if (streq(set->set_name, t)) {
- const char *sys;
+ set = syscall_filter_set_find(t);
+ if (!set) {
+ if (warn)
+ log_syntax(unit, LOG_WARNING, filename, line, 0, "Don't know system call group, ignoring: %s", t);
+ return 0;
+ }
- NULSTR_FOREACH(sys, set->value) {
- r = syscall_filter_parse_one(unit, filename, line, c, invert, sys, false);
- if (r < 0)
- return r;
- }
- break;
- }
+ NULSTR_FOREACH(i, set->value) {
+ r = syscall_filter_parse_one(unit, filename, line, c, invert, i, false);
+ if (r < 0)
+ return r;
+ }
} else {
int id;
id = seccomp_syscall_resolve_name(t);
if (id == __NR_SCMP_ERROR) {
if (warn)
- log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse system call, ignoring: %s", t);
+ log_syntax(unit, LOG_WARNING, filename, line, 0, "Failed to parse system call, ignoring: %s", t);
return 0;
}
@@ -2445,8 +2665,9 @@ static int syscall_filter_parse_one(
if (r < 0)
return log_oom();
} else
- set_remove(c->syscall_filter, INT_TO_PTR(id + 1));
+ (void) set_remove(c->syscall_filter, INT_TO_PTR(id + 1));
}
+
return 0;
}
@@ -2465,8 +2686,7 @@ int config_parse_syscall_filter(
ExecContext *c = data;
Unit *u = userdata;
bool invert = false;
- const char *word, *state;
- size_t l;
+ const char *p;
int r;
assert(filename);
@@ -2505,24 +2725,24 @@ int config_parse_syscall_filter(
}
}
- FOREACH_WORD_QUOTED(word, l, rvalue, state) {
- _cleanup_free_ char *t = NULL;
+ p = rvalue;
+ for (;;) {
+ _cleanup_free_ char *word = NULL;
- t = strndup(word, l);
- if (!t)
+ r = extract_first_word(&p, &word, NULL, 0);
+ if (r == 0)
+ break;
+ if (r == -ENOMEM)
return log_oom();
+ if (r < 0) {
+ log_syntax(unit, LOG_WARNING, filename, line, r, "Invalid syntax, ignoring: %s", rvalue);
+ break;
+ }
- r = syscall_filter_parse_one(unit, filename, line, c, invert, t, true);
+ r = syscall_filter_parse_one(unit, filename, line, c, invert, word, true);
if (r < 0)
return r;
}
- if (!isempty(state))
- log_syntax(unit, LOG_ERR, filename, line, 0, "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 && MANAGER_IS_USER(u->manager))
- c->no_new_privileges = true;
return 0;
}
@@ -2733,6 +2953,34 @@ int config_parse_unit_slice(
DEFINE_CONFIG_PARSE_ENUM(config_parse_device_policy, cgroup_device_policy, CGroupDevicePolicy, "Failed to parse device policy");
+int config_parse_cpu_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) {
+
+ uint64_t *weight = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ r = cg_weight_parse(rvalue, weight);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "CPU weight '%s' invalid. Ignoring.", rvalue);
+ return 0;
+ }
+
+ return 0;
+}
+
int config_parse_cpu_shares(
const char *unit,
const char *filename,
@@ -2785,7 +3033,7 @@ int config_parse_cpu_quota(
return 0;
}
- r = parse_percent(rvalue);
+ r = parse_percent_unbounded(rvalue);
if (r <= 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "CPU quota '%s' invalid. Ignoring.", rvalue);
return 0;
@@ -2835,8 +3083,12 @@ int config_parse_memory_limit(
c->memory_high = bytes;
else if (streq(lvalue, "MemoryMax"))
c->memory_max = bytes;
- else
+ else if (streq(lvalue, "MemorySwapMax"))
+ c->memory_swap_max = bytes;
+ else if (streq(lvalue, "MemoryLimit"))
c->memory_limit = bytes;
+ else
+ return -EINVAL;
return 0;
}
@@ -2853,30 +3105,36 @@ int config_parse_tasks_max(
void *data,
void *userdata) {
- uint64_t *tasks_max = data, u;
+ uint64_t *tasks_max = data, v;
+ Unit *u = userdata;
int r;
- if (isempty(rvalue) || streq(rvalue, "infinity")) {
- *tasks_max = (uint64_t) -1;
+ if (isempty(rvalue)) {
+ *tasks_max = u->manager->default_tasks_max;
+ return 0;
+ }
+
+ if (streq(rvalue, "infinity")) {
+ *tasks_max = CGROUP_LIMIT_MAX;
return 0;
}
r = parse_percent(rvalue);
if (r < 0) {
- r = safe_atou64(rvalue, &u);
+ r = safe_atou64(rvalue, &v);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Maximum tasks value '%s' invalid. Ignoring.", rvalue);
return 0;
}
} else
- u = system_tasks_max_scale(r, 100U);
+ v = system_tasks_max_scale(r, 100U);
- if (u <= 0 || u >= UINT64_MAX) {
+ if (v <= 0 || v >= UINT64_MAX) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Maximum tasks value '%s' out of range. Ignoring.", rvalue);
return 0;
}
- *tasks_max = u;
+ *tasks_max = v;
return 0;
}
@@ -2919,9 +3177,7 @@ int config_parse_device_allow(
if (!path)
return log_oom();
- if (!startswith(path, "/dev/") &&
- !startswith(path, "block-") &&
- !startswith(path, "char-")) {
+ if (!is_deviceallow_pattern(path)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid device node path '%s'. Ignoring.", path);
return 0;
}
@@ -3576,7 +3832,7 @@ int config_parse_no_new_privileges(
return 0;
}
- c->no_new_privileges = !!k;
+ c->no_new_privileges = k;
c->no_new_privileges_set = true;
return 0;
@@ -4026,8 +4282,8 @@ void unit_dump_config_items(FILE *f) {
{ 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_exec_output, "OUTPUT" },
+ { config_parse_exec_input, "INPUT" },
{ config_parse_log_facility, "FACILITY" },
{ config_parse_log_level, "LEVEL" },
{ config_parse_exec_secure_bits, "SECUREBITS" },
@@ -4062,7 +4318,7 @@ void unit_dump_config_items(FILE *f) {
{ config_parse_unit_slice, "SLICE" },
{ config_parse_documentation, "URL" },
{ config_parse_service_timeout, "SECONDS" },
- { config_parse_failure_action, "ACTION" },
+ { config_parse_emergency_action, "ACTION" },
{ config_parse_set_status, "STATUS" },
{ config_parse_service_sockets, "SOCKETS" },
{ config_parse_environ, "ENVIRON" },
@@ -4073,6 +4329,7 @@ void unit_dump_config_items(FILE *f) {
{ config_parse_address_families, "FAMILIES" },
#endif
{ config_parse_cpu_shares, "SHARES" },
+ { config_parse_cpu_weight, "WEIGHT" },
{ config_parse_memory_limit, "LIMIT" },
{ config_parse_device_allow, "DEVICE" },
{ config_parse_device_policy, "POLICY" },
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 12:50:24 +0000