#include "utf8.h"
#include "path-util.h"
#include "syscall-list.h"
+#include "env-util.h"
#ifndef HAVE_SYSV_COMPAT
int config_parse_warn_compat(
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
k = unit_name_printf(u, t);
if (!k)
- return -ENOMEM;
+ return log_oom();
r = unit_add_dependency_by_name(u, d, k, NULL, true);
if (r < 0)
void *userdata) {
Unit *u = userdata;
- char *k;
- int r;
+ _cleanup_free_ char *k = NULL;
assert(filename);
assert(lvalue);
k = unit_full_printf(u, rvalue);
if (!k)
- return -ENOMEM;
-
- r = config_parse_string(filename, line, section, lvalue, ltype, k, data, userdata);
- free (k);
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, rvalue);
- return r;
+ return config_parse_string(filename, line, section, lvalue, ltype, k ? k : rvalue, data, userdata);
}
int config_parse_unit_strv_printf(
void *userdata) {
Unit *u = userdata;
- char *k;
- int r;
+ _cleanup_free_ char *k = NULL;
assert(filename);
assert(lvalue);
k = unit_full_printf(u, rvalue);
if (!k)
- return -ENOMEM;
-
- r = config_parse_strv(filename, line, section, lvalue, ltype, k, data, userdata);
- free(k);
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, rvalue);
- return r;
+ return config_parse_strv(filename, line, section, lvalue, ltype, k ? k : rvalue, data, userdata);
}
int config_parse_unit_path_printf(
void *userdata) {
Unit *u = userdata;
- char *k;
- int r;
+ _cleanup_free_ char *k = NULL;
assert(filename);
assert(lvalue);
k = unit_full_printf(u, rvalue);
if (!k)
- return log_oom();
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, rvalue);
- r = config_parse_path(filename, line, section, lvalue, ltype, k, data, userdata);
- free(k);
-
- return r;
+ return config_parse_path(filename, line, section, lvalue, ltype, k ? k : rvalue, data, userdata);
}
int config_parse_socket_listen(
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 -ENOMEM;
-
- if (streq(lvalue, "ListenFIFO")) {
- p->type = SOCKET_FIFO;
-
- if (!(p->path = unit_full_printf(UNIT(s), rvalue))) {
- free(p);
- return -ENOMEM;
- }
-
- path_kill_slashes(p->path);
-
- } else if (streq(lvalue, "ListenSpecial")) {
- p->type = SOCKET_SPECIAL;
-
- if (!(p->path = unit_full_printf(UNIT(s), rvalue))) {
- free(p);
- return -ENOMEM;
- }
-
- path_kill_slashes(p->path);
-
- } else if (streq(lvalue, "ListenMessageQueue")) {
-
- p->type = SOCKET_MQUEUE;
+ return log_oom();
- if (!(p->path = unit_full_printf(UNIT(s), rvalue))) {
- free(p);
- return -ENOMEM;
+ if (ltype != SOCKET_SOCKET) {
+
+ p->type = ltype;
+ p->path = unit_full_printf(UNIT(s), rvalue);
+ if (!p->path) {
+ p->path = strdup(rvalue);
+ if (!p->path) {
+ free(p);
+ return log_oom();
+ } else
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, rvalue);
}
path_kill_slashes(p->path);
} else if (streq(lvalue, "ListenNetlink")) {
- char *k;
+ _cleanup_free_ char *k = NULL;
int r;
p->type = SOCKET_SOCKET;
k = unit_full_printf(UNIT(s), rvalue);
- r = socket_address_parse_netlink(&p->address, k);
- free(k);
+ if (!k)
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, rvalue);
+ r = socket_address_parse_netlink(&p->address, k ? k : rvalue);
if (r < 0) {
log_error("[%s:%u] Failed to parse address value, ignoring: %s", filename, line, rvalue);
free(p);
}
} else {
- char *k;
+ _cleanup_free_ char *k = NULL;
int r;
p->type = SOCKET_SOCKET;
k = unit_full_printf(UNIT(s), rvalue);
- r = socket_address_parse(&p->address, k);
- free(k);
+ if (!k)
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, rvalue);
+ r = socket_address_parse(&p->address, k ? k : rvalue);
if (r < 0) {
log_error("[%s:%u] Failed to parse address value, ignoring: %s", filename, line, rvalue);
free(p);
assert(rvalue);
assert(e);
+ e += ltype;
+
+ if (isempty(rvalue)) {
+ /* An empty assignment resets the list */
+ exec_command_free_list(*e);
+ *e = NULL;
+ return 0;
+ }
+
/* We accept an absolute path as first argument, or
* alternatively an absolute prefixed with @ to allow
* overriding of argv[0]. */
-
- e += ltype;
-
for (;;) {
int i;
char *w;
k = 0;
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- if (strncmp(w, ";", MAX(l, 1U)) == 0)
+ if (strneq(w, ";", MAX(l, 1U)))
break;
k++;
n = new(char*, k + !honour_argv0);
if (!n)
- return -ENOMEM;
+ return log_oom();
k = 0;
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
- if (strncmp(w, ";", MAX(l, 1U)) == 0)
+ if (strneq(w, ";", MAX(l, 1U)))
break;
- else if (strncmp(w, "\\;", MAX(l, 1U)) == 0)
+ else if (strneq(w, "\\;", MAX(l, 1U)))
w ++;
if (honour_argv0 && w == rvalue) {
path = strndup(w, l);
if (!path) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
c = n[k++] = cunescape_length(w, l);
if (!c) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
if (!path) {
path = strdup(n[0]);
if (!path) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
}
nce = new0(ExecCommand, 1);
if (!nce) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
assert(data);
if (rvalue[0] && !streq(rvalue, "*")) {
- if (!(n = strdup(rvalue)))
- return -ENOMEM;
+ n = strdup(rvalue);
+ if (!n)
+ return log_oom();
} else
n = NULL;
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);
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(w, l, rvalue, state) {
char _cleanup_free_ *t = NULL;
int r;
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
r = safe_atou(t, &cpu);
if (!c->cpuset) {
c->cpuset = cpu_set_malloc(&c->cpuset_ncpus);
if (!c->cpuset)
- return -ENOMEM;
+ return log_oom();
}
if (r < 0 || cpu >= c->cpuset_ncpus) {
assert(rvalue);
assert(data);
- if (!(cap = cap_from_text(rvalue))) {
+ cap = cap_from_text(rvalue);
+ if (!cap) {
if (errno == ENOMEM)
- return -ENOMEM;
+ return log_oom();
log_error("[%s:%u] Failed to parse capabilities, ignoring: %s", filename, line, rvalue);
return 0;
assert(rvalue);
assert(data);
+ if (isempty(rvalue)) {
+ /* An empty assignment resets the field */
+ c->secure_bits = 0;
+ return 0;
+ }
+
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
if (first_word(w, "keep-caps"))
c->secure_bits |= SECURE_KEEP_CAPS;
assert(rvalue);
assert(data);
+ if (isempty(rvalue)) {
+ /* An empty assignment resets */
+ *capability_bounding_set_drop = 0;
+ return 0;
+ }
+
if (rvalue[0] == '~') {
invert = true;
rvalue++;
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
r = cap_from_name(t, &cap);
if (r < 0) {
return 0;
}
- if (!*rl)
- if (!(*rl = new(struct rlimit, 1)))
- return -ENOMEM;
+ if (!*rl) {
+ *rl = new(struct rlimit, 1);
+ if (!*rl)
+ return log_oom();
+ }
(*rl)->rlim_cur = (*rl)->rlim_max = (rlim_t) u;
return 0;
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 -ENOMEM;
+ return log_oom();
k = unit_full_printf(u, t);
if (!k)
- return -ENOMEM;
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, t);
- ku = cunescape(k);
+ ku = cunescape(k ? k : t);
if (!ku)
- return -ENOMEM;
+ return log_oom();
- r = unit_add_cgroup_from_text(u, ku);
+ r = unit_add_cgroup_from_text(u, ku, true, NULL);
if (r < 0) {
log_error("[%s:%u] Failed to parse cgroup value %s, ignoring: %s",
filename, line, k, rvalue);
assert(rvalue);
assert(sig);
- if ((r = signal_from_string_try_harder(rvalue)) <= 0) {
+ r = signal_from_string_try_harder(rvalue);
+ if (r <= 0) {
log_error("[%s:%u] Failed to parse kill signal, ignoring: %s", filename, line, rvalue);
return 0;
}
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
if (streq(t, "shared"))
flags |= MS_SHARED;
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_error("[%s:%u] Failed to parse timer base, ignoring: %s", filename, line, lvalue);
v = new0(TimerValue, 1);
if (!v)
- return -ENOMEM;
+ return log_oom();
v->base = b;
v->clock_id = id;
int r;
DBusError error;
Unit *u;
+ _cleanup_free_ char *p = NULL;
assert(filename);
assert(lvalue);
dbus_error_init(&error);
- if (endswith(rvalue, ".timer")) {
+ p = unit_name_printf(UNIT(t), rvalue);
+ if (!p)
+ return log_oom();
+
+ if (endswith(p, ".timer")) {
log_error("[%s:%u] Unit cannot be of type timer, ignoring: %s", filename, line, rvalue);
return 0;
}
- r = manager_load_unit(UNIT(t)->manager, rvalue, NULL, NULL, &u);
+ r = manager_load_unit(UNIT(t)->manager, p, NULL, NULL, &u);
if (r < 0) {
log_error("[%s:%u] Failed to load unit %s, ignoring: %s", filename, line, rvalue, bus_error(&error, r));
dbus_error_free(&error);
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_error("[%s:%u] Failed to parse path type, ignoring: %s", filename, line, lvalue);
}
k = unit_full_printf(UNIT(p), rvalue);
- if (!k)
- return log_oom();
+ if (!k) {
+ k = strdup(rvalue);
+ if (!k)
+ return log_oom();
+ else
+ log_error("[%s:%u] Failed to resolve unit specifiers on %s. Ignoring.",
+ filename, line, rvalue);
+ }
if (!path_is_absolute(k)) {
log_error("[%s:%u] Path is not absolute, ignoring: %s", filename, line, k);
int r;
DBusError error;
Unit *u;
+ _cleanup_free_ char *p = NULL;
assert(filename);
assert(lvalue);
dbus_error_init(&error);
- if (endswith(rvalue, ".path")) {
- log_error("[%s:%u] Unit cannot be of type path, ignoring: %s", filename, line, rvalue);
+ p = unit_name_printf(UNIT(t), rvalue);
+ if (!p)
+ return log_oom();
+
+ if (endswith(p, ".path")) {
+ log_error("[%s:%u] Unit cannot be of type path, ignoring: %s", filename, line, p);
return 0;
}
- if ((r = manager_load_unit(UNIT(t)->manager, rvalue, NULL, &error, &u)) < 0) {
- log_error("[%s:%u] Failed to load unit %s, ignoring: %s", filename, line, rvalue, bus_error(&error, r));
+ r = manager_load_unit(UNIT(t)->manager, p, NULL, &error, &u);
+ if (r < 0) {
+ log_error("[%s:%u] Failed to load unit %s, ignoring: %s", filename, line, p, bus_error(&error, r));
dbus_error_free(&error);
return 0;
}
int r;
DBusError error;
Unit *x;
+ _cleanup_free_ char *p = NULL;
assert(filename);
assert(lvalue);
dbus_error_init(&error);
- if (!endswith(rvalue, ".service")) {
+ p = unit_name_printf(UNIT(s), rvalue);
+ if (!p)
+ return log_oom();
+
+ if (!endswith(p, ".service")) {
log_error("[%s:%u] Unit must be of type service, ignoring: %s", filename, line, rvalue);
return 0;
}
- r = manager_load_unit(UNIT(s)->manager, rvalue, NULL, &error, &x);
+ r = manager_load_unit(UNIT(s)->manager, p, NULL, &error, &x);
if (r < 0) {
log_error("[%s:%u] Failed to load unit %s, ignoring: %s", filename, line, rvalue, bus_error(&error, r));
dbus_error_free(&error);
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
k = unit_name_printf(UNIT(s), t);
if (!k)
- return -ENOMEM;
+ return log_oom();
if (!endswith(k, ".socket")) {
log_error("[%s:%u] Unit must be of type socket, ignoring: %s",
assert(s);
r = config_parse_usec(filename, line, section, lvalue, ltype, rvalue, data, userdata);
-
- if (r)
+ if (r < 0)
return r;
if (streq(lvalue, "TimeoutSec")) {
void *data,
void *userdata) {
- char ***env = data, **k;
+ char ***env = data;
Unit *u = userdata;
- char *s;
+ _cleanup_free_ char *s = NULL;
+ 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;
+ }
+
s = unit_full_printf(u, rvalue);
if (!s)
- return -ENOMEM;
+ return log_oom();
if (!path_is_absolute(s[0] == '-' ? s + 1 : s)) {
log_error("[%s:%u] Path '%s' is not absolute, ignoring.", filename, line, s);
- free(s);
return 0;
}
- k = strv_append(*env, s);
- free(s);
+ r = strv_extend(env, s);
+ if (r < 0)
+ return log_oom();
+
+ return 0;
+}
+
+int config_parse_environ(
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ Unit *u = userdata;
+ char*** env = data, *w, *state;
+ size_t l;
+ _cleanup_free_ char *k = NULL;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(u);
+
+ if (isempty(rvalue)) {
+ /* Empty assignment resets the list */
+ strv_free(*env);
+ *env = NULL;
+ return 0;
+ }
+
+ k = unit_full_printf(u, rvalue);
if (!k)
- return -ENOMEM;
+ return log_oom();
+
+ FOREACH_WORD_QUOTED(w, l, k, state) {
+ _cleanup_free_ char *n;
+ char **x;
- strv_free(*env);
- *env = k;
+ n = cunescape_length(w, l);
+ if (!n)
+ return log_oom();
+
+ if (!env_assignment_is_valid(n)) {
+ log_error("[%s:%u] Invalid environment assignment, ignoring: %s", filename, line, rvalue);
+ continue;
+ }
+
+ x = strv_env_set(*env, n);
+ if (!x)
+ return log_oom();
+
+ strv_free(*env);
+ *env = x;
+ }
return 0;
}
assert(rvalue);
assert(data);
+ if (isempty(rvalue)) {
+ /* Empty assignment resets the list */
+ condition_free_list(u->conditions);
+ u->conditions = NULL;
+ return 0;
+ }
+
trigger = rvalue[0] == '|';
if (trigger)
rvalue++;
p = unit_full_printf(u, rvalue);
if (!p)
- return -ENOMEM;
+ return log_oom();
if (!path_is_absolute(p)) {
log_error("[%s:%u] Path in condition not absolute, ignoring: %s", filename, line, p);
c = condition_new(cond, p, trigger, negate);
if (!c)
- return -ENOMEM;
+ return log_oom();
LIST_PREPEND(Condition, conditions, u->conditions, c);
return 0;
assert(rvalue);
assert(data);
+ if (isempty(rvalue)) {
+ /* Empty assignment resets the list */
+ condition_free_list(u->conditions);
+ u->conditions = NULL;
+ return 0;
+ }
+
trigger = rvalue[0] == '|';
if (trigger)
rvalue++;
s = unit_full_printf(u, rvalue);
if (!s)
- return -ENOMEM;
+ return log_oom();
c = condition_new(cond, s, trigger, negate);
if (!c)
assert(rvalue);
assert(data);
- if ((trigger = rvalue[0] == '|'))
+ if (isempty(rvalue)) {
+ /* Empty assignment resets the list */
+ condition_free_list(u->conditions);
+ u->conditions = NULL;
+ return 0;
+ }
+
+ trigger = rvalue[0] == '|';
+ if (trigger)
rvalue++;
- if ((negate = rvalue[0] == '!'))
+ negate = rvalue[0] == '!';
+ if (negate)
rvalue++;
- if ((b = parse_boolean(rvalue)) < 0) {
+ b = parse_boolean(rvalue);
+ if (b < 0) {
log_error("[%s:%u] Failed to parse boolean value in condition, ignoring: %s", filename, line, rvalue);
return 0;
}
if (!b)
negate = !negate;
- if (!(c = condition_new(CONDITION_NULL, NULL, trigger, negate)))
- return -ENOMEM;
+ c = condition_new(CONDITION_NULL, NULL, trigger, negate);
+ if (!c)
+ return log_oom();
LIST_PREPEND(Condition, conditions, u->conditions, c);
return 0;
void *userdata) {
Unit *u = data;
- char **l;
+ size_t a, b;
+ _cleanup_free_ char *n = NULL, *v = NULL;
+ const CGroupSemantics *s;
int r;
assert(filename);
assert(rvalue);
assert(data);
- l = strv_split_quoted(rvalue);
- if (!l)
- return -ENOMEM;
-
- if (strv_length(l) != 2) {
- log_error("[%s:%u] Failed to parse cgroup attribute value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
- return 0;
- }
-
- r = unit_add_cgroup_attribute(u, NULL, l[0], l[1], NULL);
- strv_free(l);
-
- if (r < 0) {
- log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_unit_cpu_shares(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) {
- Unit *u = data;
- int r;
- unsigned long ul;
- char *t;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (safe_atolu(rvalue, &ul) < 0 || ul < 1) {
- log_error("[%s:%u] Failed to parse CPU shares value, ignoring: %s", filename, line, rvalue);
+ if (isempty(rvalue)) {
+ /* Empty assignment clears the list */
+ cgroup_attribute_free_list(u->cgroup_attributes);
+ u->cgroup_attributes = NULL;
return 0;
}
- if (asprintf(&t, "%lu", ul) < 0)
- return -ENOMEM;
-
- r = unit_add_cgroup_attribute(u, "cpu", "cpu.shares", t, NULL);
- free(t);
-
- if (r < 0) {
- log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_unit_memory_limit(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) {
- Unit *u = data;
- int r;
- off_t sz;
- char *t;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- if (parse_bytes(rvalue, &sz) < 0 || sz <= 0) {
- log_error("[%s:%u] Failed to parse memory limit value, ignoring: %s", filename, line, rvalue);
+ a = strcspn(rvalue, WHITESPACE);
+ b = strspn(rvalue + a, WHITESPACE);
+ if (a <= 0 || b <= 0) {
+ log_error("[%s:%u] Failed to parse cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
}
- if (asprintf(&t, "%llu", (unsigned long long) sz) < 0)
- return -ENOMEM;
-
- r = unit_add_cgroup_attribute(u,
- "memory",
- streq(lvalue, "MemorySoftLimit") ? "memory.soft_limit_in_bytes" : "memory.limit_in_bytes",
- t, NULL);
- free(t);
+ n = strndup(rvalue, a);
+ if (!n)
+ return log_oom();
+ r = cgroup_semantics_find(NULL, n, rvalue + a + b, &v, &s);
if (r < 0) {
- log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
- return 0;
- }
-
- return 0;
-}
-
-static int device_map(const char *controller, const char *name, const char *value, char **ret) {
- char **l;
-
- assert(controller);
- assert(name);
- assert(value);
- assert(ret);
-
- l = strv_split_quoted(value);
- if (!l)
- return -ENOMEM;
-
- assert(strv_length(l) >= 1);
-
- if (streq(l[0], "*")) {
-
- if (asprintf(ret, "a *:*%s%s",
- isempty(l[1]) ? "" : " ", strempty(l[1])) < 0) {
- strv_free(l);
- return -ENOMEM;
- }
-
- } else {
- struct stat st;
-
- if (stat(l[0], &st) < 0) {
- log_warning("Couldn't stat device %s", l[0]);
- strv_free(l);
- return -errno;
- }
-
- if (!S_ISCHR(st.st_mode) && !S_ISBLK(st.st_mode)) {
- log_warning("%s is not a device.", l[0]);
- strv_free(l);
- return -ENODEV;
- }
-
- if (asprintf(ret, "%c %u:%u%s%s",
- S_ISCHR(st.st_mode) ? 'c' : 'b',
- major(st.st_rdev), minor(st.st_rdev),
- isempty(l[1]) ? "" : " ", strempty(l[1])) < 0) {
-
- strv_free(l);
- return -ENOMEM;
- }
- }
-
- strv_free(l);
- return 0;
-}
-
-int config_parse_unit_device_allow(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) {
- Unit *u = data;
- char **l;
- int r;
- unsigned k;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- l = strv_split_quoted(rvalue);
- if (!l)
- return -ENOMEM;
-
- k = strv_length(l);
- if (k < 1 || k > 2) {
- log_error("[%s:%u] Failed to parse device value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
- return 0;
- }
-
- if (!streq(l[0], "*") && !path_startswith(l[0], "/dev")) {
- log_error("[%s:%u] Device node path not absolute, ignoring: %s", filename, line, rvalue);
- strv_free(l);
- return 0;
- }
-
- if (!isempty(l[1]) && !in_charset(l[1], "rwm")) {
- log_error("[%s:%u] Device access string invalid, ignoring: %s", filename, line, rvalue);
- strv_free(l);
+ log_error("[%s:%u] Failed to parse cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
}
- strv_free(l);
-
- r = unit_add_cgroup_attribute(u, "devices",
- streq(lvalue, "DeviceAllow") ? "devices.allow" : "devices.deny",
- rvalue, device_map);
+ r = unit_add_cgroup_attribute(u, s, NULL, n, v ? v : rvalue + a + b, NULL);
if (r < 0) {
log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
return 0;
}
-static int blkio_map(const char *controller, const char *name, const char *value, char **ret) {
- struct stat st;
- char **l;
- dev_t d;
-
- assert(controller);
- assert(name);
- assert(value);
- assert(ret);
-
- l = strv_split_quoted(value);
- if (!l)
- return -ENOMEM;
-
- assert(strv_length(l) == 2);
-
- if (stat(l[0], &st) < 0) {
- log_warning("Couldn't stat device %s", l[0]);
- strv_free(l);
- return -errno;
- }
-
- if (S_ISBLK(st.st_mode))
- d = st.st_rdev;
- else if (major(st.st_dev) != 0) {
- /* If this is not a device node then find the block
- * device this file is stored on */
- d = st.st_dev;
-
- /* If this is a partition, try to get the originating
- * block device */
- block_get_whole_disk(d, &d);
- } else {
- log_warning("%s is not a block device and file system block device cannot be determined or is not local.", l[0]);
- strv_free(l);
- return -ENODEV;
- }
-
- if (asprintf(ret, "%u:%u %s", major(d), minor(d), l[1]) < 0) {
- strv_free(l);
- return -ENOMEM;
- }
-
- strv_free(l);
- return 0;
-}
+int config_parse_unit_cgroup_attr_pretty(
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
-int config_parse_unit_blkio_weight(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;
- unsigned long ul;
- const char *device = NULL, *weight;
- unsigned k;
- char *t, **l;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
- l = strv_split_quoted(rvalue);
- if (!l)
- return -ENOMEM;
-
- k = strv_length(l);
- if (k < 1 || k > 2) {
- log_error("[%s:%u] Failed to parse weight value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
- return 0;
- }
-
- if (k == 1)
- weight = l[0];
- else {
- device = l[0];
- weight = l[1];
- }
-
- if (device && !path_is_absolute(device)) {
- log_error("[%s:%u] Failed to parse block device node value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
- return 0;
- }
-
- if (safe_atolu(weight, &ul) < 0 || ul < 10 || ul > 1000) {
- log_error("[%s:%u] Failed to parse block IO weight value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
- return 0;
- }
-
- if (device)
- r = asprintf(&t, "%s %lu", device, ul);
- else
- r = asprintf(&t, "%lu", ul);
- strv_free(l);
-
- if (r < 0)
- return -ENOMEM;
-
- if (device)
- r = unit_add_cgroup_attribute(u, "blkio", "blkio.weight_device", t, blkio_map);
- else
- r = unit_add_cgroup_attribute(u, "blkio", "blkio.weight", t, NULL);
- free(t);
-
+ r = cgroup_semantics_find(NULL, lvalue, rvalue, &v, &s);
if (r < 0) {
- log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
- return 0;
- }
-
- return 0;
-}
-
-int config_parse_unit_blkio_bandwidth(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata) {
- Unit *u = data;
- int r;
- off_t bytes;
- unsigned k;
- char *t, **l;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- l = strv_split_quoted(rvalue);
- if (!l)
- return -ENOMEM;
-
- k = strv_length(l);
- if (k != 2) {
- log_error("[%s:%u] Failed to parse bandwidth value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
+ log_error("[%s:%u] Failed to parse cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
- }
-
- if (!path_is_absolute(l[0])) {
- log_error("[%s:%u] Failed to parse block device node value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
+ } else if (r == 0) {
+ log_error("[%s:%u] Unknown or unsupported cgroup attribute %s, ignoring: %s", filename, line, lvalue, rvalue);
return 0;
}
- if (parse_bytes(l[1], &bytes) < 0 || bytes <= 0) {
- log_error("[%s:%u] Failed to parse block IO bandwidth value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
- return 0;
- }
-
- r = asprintf(&t, "%s %llu", l[0], (unsigned long long) bytes);
- strv_free(l);
-
- if (r < 0)
- return -ENOMEM;
-
- r = unit_add_cgroup_attribute(u, "blkio",
- streq(lvalue, "BlockIOReadBandwidth") ? "blkio.read_bps_device" : "blkio.write_bps_device",
- t, blkio_map);
- free(t);
-
+ r = unit_add_cgroup_attribute(u, s, NULL, NULL, v, NULL);
if (r < 0) {
log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
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(filename, line, section, lvalue, ltype, rvalue, data, userdata);
if (r < 0)
return r;
}
static void syscall_set(uint32_t *p, int nr) {
+ nr = SYSCALL_TO_INDEX(nr);
p[nr >> 4] |= 1 << (nr & 31);
}
static void syscall_unset(uint32_t *p, int nr) {
+ nr = SYSCALL_TO_INDEX(nr);
p[nr >> 4] &= ~(1 << (nr & 31));
}
assert(rvalue);
assert(u);
+ if (isempty(rvalue)) {
+ /* Empty assignment resets the list */
+ free(c->syscall_filter);
+ c->syscall_filter = NULL;
+ return 0;
+ }
+
if (rvalue[0] == '~') {
invert = true;
rvalue++;
n = (syscall_max() + 31) >> 4;
c->syscall_filter = new(uint32_t, n);
if (!c->syscall_filter)
- return -ENOMEM;
+ return log_oom();
memset(c->syscall_filter, invert ? 0xFF : 0, n * sizeof(uint32_t));
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
id = syscall_from_name(t);
-
if (id < 0) {
log_error("[%s:%u] Failed to parse syscall, ignoring: %s",
filename, line, t);
prefix_len = dot-i;
if (dot)
- if (!prev || strncmp(prev, i, prefix_len+1) != 0) {
+ if (!prev || !strneq(prev, i, prefix_len+1)) {
if (prev)
fputc('\n', f);