#include "missing.h"
#include "unit-name.h"
#include "unit-printf.h"
-#include "bus-errors.h"
+#include "dbus-common.h"
#include "utf8.h"
#include "path-util.h"
#include "syscall-list.h"
#include "env-util.h"
+#include "cgroup.h"
#ifndef HAVE_SYSV_COMPAT
int config_parse_warn_compat(const char *unit,
assert(rvalue);
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- char _cleanup_free_ *t = NULL, *k = NULL;
+ _cleanup_free_ char *t = NULL, *k = NULL;
int r;
t = strndup(w, l);
}
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- char _cleanup_free_ *t = NULL;
+ _cleanup_free_ char *t = NULL;
int r;
unsigned cpu;
* interface. */
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- char _cleanup_free_ *t = NULL;
+ _cleanup_free_ char *t = NULL;
int r;
cap_value_t cap;
return 0;
}
-int config_parse_unit_cgroup(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Unit *u = userdata;
- char *w;
- size_t l;
- char *state;
-
- if (isempty(rvalue)) {
- /* An empty assignment resets the list */
- cgroup_bonding_free_list(u->cgroup_bondings, false);
- u->cgroup_bondings = NULL;
- return 0;
- }
-
- FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- char _cleanup_free_ *t = NULL, *k = NULL, *ku = NULL;
- int r;
-
- t = strndup(w, l);
- if (!t)
- return log_oom();
-
- k = unit_full_printf(u, t);
- if (!k)
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to resolve unit specifiers on %s. Ignoring.",
- t);
-
- ku = cunescape(k ? k : t);
- if (!ku)
- return log_oom();
-
- r = unit_add_cgroup_from_text(u, ku, true, NULL);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse cgroup value %s, ignoring: %s",
- k, rvalue);
- return 0;
- }
- }
-
- return 0;
-}
-
#ifdef HAVE_SYSV_COMPAT
int config_parse_sysv_priority(const char *unit,
const char *filename,
assert(data);
FOREACH_WORD_SEPARATOR(w, l, rvalue, ", ", state) {
- char _cleanup_free_ *t;
+ _cleanup_free_ char *t;
t = strndup(w, l);
if (!t)
return 0;
}
-int config_parse_timer_unit(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
+int config_parse_trigger_unit(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
- Timer *t = data;
- int r;
- DBusError error;
- Unit *u;
_cleanup_free_ char *p = NULL;
+ Unit *u = data;
+ UnitType type;
+ int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
- dbus_error_init(&error);
+ 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;
+ }
- p = unit_name_printf(UNIT(t), rvalue);
+ p = unit_name_printf(u, rvalue);
if (!p)
return log_oom();
- if (endswith(p, ".timer")) {
+ type = unit_name_to_type(p);
+ 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,
- "Unit cannot be of type timer, ignoring: %s", rvalue);
+ "Trigger cannot be of same type, ignoring: %s", rvalue);
return 0;
}
- r = manager_load_unit(UNIT(t)->manager, p, NULL, NULL, &u);
+ r = unit_add_two_dependencies_by_name(u, UNIT_BEFORE, UNIT_TRIGGERS, p, NULL, true);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to load unit %s, ignoring: %s",
- rvalue, bus_error(&error, r));
- dbus_error_free(&error);
+ "Failed to add trigger on %s, ignoring: %s", p, strerror(-r));
return 0;
}
- unit_ref_set(&t->unit, u);
-
return 0;
}
Path *p = data;
PathSpec *s;
PathType b;
- char _cleanup_free_ *k = NULL;
+ _cleanup_free_ char *k = NULL;
assert(filename);
assert(lvalue);
return 0;
}
-int config_parse_path_unit(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Path *t = data;
- int r;
- DBusError error;
- Unit *u;
- _cleanup_free_ char *p = NULL;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- dbus_error_init(&error);
-
- p = unit_name_printf(UNIT(t), rvalue);
- if (!p)
- return log_oom();
-
- if (endswith(p, ".path")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Unit cannot be of type path, ignoring: %s", p);
- return 0;
- }
-
- r = manager_load_unit(UNIT(t)->manager, p, NULL, &error, &u);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to load unit %s, ignoring: %s",
- p, bus_error(&error, r));
- dbus_error_free(&error);
- return 0;
- }
-
- unit_ref_set(&t->unit, u);
-
- return 0;
-}
-
int config_parse_socket_service(const char *unit,
const char *filename,
unsigned line,
assert(data);
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- char _cleanup_free_ *t = NULL, *k = NULL;
+ _cleanup_free_ char *t = NULL, *k = NULL;
t = strndup(w, l);
if (!t)
assert(filename);
assert(lvalue);
assert(rvalue);
- assert(u);
+ assert(data);
if (isempty(rvalue)) {
/* Empty assignment resets the list */
return 0;
}
- k = unit_full_printf(u, rvalue);
+ if (u)
+ k = unit_full_printf(u, rvalue);
+ else
+ k = strdup(rvalue);
+
if (!k)
return log_oom();
DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier");
DEFINE_CONFIG_PARSE_ENUM(config_parse_start_limit_action, start_limit_action, StartLimitAction, "Failed to parse start limit action specifier");
-int config_parse_unit_cgroup_attr(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Unit *u = data;
- size_t a, b;
- _cleanup_free_ char *n = NULL, *v = NULL;
- const CGroupSemantics *s;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (isempty(rvalue)) {
- /* Empty assignment clears the list */
- cgroup_attribute_free_list(u->cgroup_attributes);
- u->cgroup_attributes = NULL;
- return 0;
- }
-
- a = strcspn(rvalue, WHITESPACE);
- b = strspn(rvalue + a, WHITESPACE);
- if (a <= 0 || b <= 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to parse cgroup attribute value, ignoring: %s",
- rvalue);
- return 0;
- }
-
- n = strndup(rvalue, a);
- if (!n)
- return log_oom();
-
- r = cgroup_semantics_find(NULL, n, rvalue + a + b, &v, &s);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse cgroup attribute value, ignoring: %s",
- rvalue);
- return 0;
- }
-
- r = unit_add_cgroup_attribute(u, s, NULL, n, v ? v : rvalue + a + b, NULL);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to add cgroup attribute value, ignoring: %s", rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_unit_cgroup_attr_pretty(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Unit *u = data;
- _cleanup_free_ char *v = NULL;
- const CGroupSemantics *s;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- r = cgroup_semantics_find(NULL, lvalue, rvalue, &v, &s);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to parse cgroup attribute value, ignoring: %s",
- rvalue);
- return 0;
- } else if (r == 0) {
- log_syntax(unit, LOG_ERR, filename, line, ENOTSUP,
- "Unknown or unsupported cgroup attribute %s, ignoring: %s",
- lvalue, rvalue);
- return 0;
- }
-
- r = unit_add_cgroup_attribute(u, s, NULL, NULL, v, NULL);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to add cgroup attribute value, ignoring: %s", rvalue);
- return 0;
- }
-
- return 0;
-}
-
int config_parse_unit_requires_mounts_for(const char *unit,
const char *filename,
unsigned line,
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
int id;
- char _cleanup_free_ *t = NULL;
+ _cleanup_free_ char *t = NULL;
t = strndup(w, l);
if (!t)
return 0;
}
+int config_parse_unit_slice(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ 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);
+
+ k = unit_name_printf(u, rvalue);
+ if (!k)
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Failed to resolve unit specifiers on %s. Ignoring.", rvalue);
+
+ r = manager_load_unit(u->manager, k ? k : rvalue, NULL, NULL, &slice);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, -r,
+ "Failed to load slice unit %s. Ignoring.", k ? k : rvalue);
+ return 0;
+ }
+
+ if (slice->type != UNIT_SLICE) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Slice unit %s is not a slice. Ignoring.", k ? k : rvalue);
+ 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,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ CGroupContext *c = data;
+ unsigned long lu;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ if (isempty(rvalue)) {
+ c->cpu_shares = 1024;
+ 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;
+ }
+
+ c->cpu_shares = lu;
+ return 0;
+}
+
+int config_parse_memory_limit(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ CGroupContext *c = data;
+ uint64_t *limit;
+ off_t bytes;
+ int r;
+
+ limit = streq(lvalue, "MemoryLimit") ? &c->memory_limit : &c->memory_soft_limit;
+
+ if (isempty(rvalue)) {
+ *limit = (uint64_t) -1;
+ return 0;
+ }
+
+ assert_cc(sizeof(uint64_t) == sizeof(off_t));
+
+ r = parse_bytes(rvalue, &bytes);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Memory limit '%s' invalid. Ignoring.", rvalue);
+ return 0;
+ }
+
+ *limit = (uint64_t) bytes;
+ return 0;
+}
+
+int config_parse_device_allow(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ 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 (!path_startswith(path, "/dev")) {
+ 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(CGroupDeviceAllow, device_allow, c->device_allow, a);
+ return 0;
+}
+
+int config_parse_blockio_weight(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ CGroupContext *c = data;
+ unsigned long lu;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ if (isempty(rvalue)) {
+ c->blockio_weight = 1000;
+ 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;
+ }
+
+ c->blockio_weight = lu;
+
+ return 0;
+}
+
+int config_parse_blockio_device_weight(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ 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(CGroupBlockIODeviceWeight, 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,
+ 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;
+ size_t n;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ if (isempty(rvalue)) {
+ while (c->blockio_device_bandwidths)
+ cgroup_context_free_blockio_device_bandwidth(c, c->blockio_device_bandwidths);
+
+ 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_bytes(bandwidth, &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;
+
+ LIST_PREPEND(CGroupBlockIODeviceBandwidth, device_bandwidths, c->blockio_device_bandwidths, b);
+
+ return 0;
+}
+
#define FOLLOW_MAX 8
static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {
if (!id)
return -ENOMEM;
- r = set_put(names, id);
- if (r < 0) {
- free(id);
+ r = set_consume(names, id);
+ if (r < 0)
return r;
- }
}
}
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,
- (void*) load_fragment_gperf_lookup, false, u);
+ (void*) load_fragment_gperf_lookup, false, true, u);
if (r < 0)
goto finish;
-
- u->load_state = UNIT_LOADED;
}
free(u->fragment_path);
{ config_parse_exec_secure_bits, "SECUREBITS" },
{ config_parse_bounding_set, "BOUNDINGSET" },
{ config_parse_limit, "LIMIT" },
- { config_parse_unit_cgroup, "CGROUP [...]" },
{ config_parse_unit_deps, "UNIT [...]" },
{ config_parse_exec, "PATH [ARGUMENT [...]]" },
{ config_parse_service_type, "SERVICETYPE" },
{ 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_timer_unit, "NAME" },
{ config_parse_path_spec, "PATH" },
- { config_parse_path_unit, "UNIT" },
{ 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" },
};
const char *prev = NULL;
~ianmdlvl / elogind.git / blobdiff