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Diffstat (limited to 'src/core/load-fragment.c')
-rw-r--r--src/core/load-fragment.c372
1 files changed, 213 insertions, 159 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 7b1e66451..f82ddd530 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -91,11 +91,11 @@ int config_parse_unit_deps(
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)
@@ -117,8 +117,7 @@ int config_parse_unit_string_printf(
void *userdata) {
Unit *u = userdata;
- char *k;
- int r;
+ _cleanup_free_ char *k = NULL;
assert(filename);
assert(lvalue);
@@ -127,12 +126,9 @@ int config_parse_unit_string_printf(
k = unit_full_printf(u, rvalue);
if (!k)
- return -ENOMEM;
-
- r = config_parse_string(filename, line, section, lvalue, ltype, k, data, userdata);
- free (k);
+ return log_oom();
- return r;
+ return config_parse_string(filename, line, section, lvalue, ltype, k, data, userdata);
}
int config_parse_unit_strv_printf(
@@ -146,8 +142,7 @@ int config_parse_unit_strv_printf(
void *userdata) {
Unit *u = userdata;
- char *k;
- int r;
+ _cleanup_free_ char *k = NULL;
assert(filename);
assert(lvalue);
@@ -156,12 +151,9 @@ int config_parse_unit_strv_printf(
k = unit_full_printf(u, rvalue);
if (!k)
- return -ENOMEM;
-
- r = config_parse_strv(filename, line, section, lvalue, ltype, k, data, userdata);
- free(k);
+ return log_oom();
- return r;
+ return config_parse_strv(filename, line, section, lvalue, ltype, k, data, userdata);
}
int config_parse_unit_path_printf(
@@ -175,8 +167,7 @@ int config_parse_unit_path_printf(
void *userdata) {
Unit *u = userdata;
- char *k;
- int r;
+ _cleanup_free_ char *k = NULL;
assert(filename);
assert(lvalue);
@@ -187,10 +178,7 @@ int config_parse_unit_path_printf(
if (!k)
return log_oom();
- 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, data, userdata);
}
int config_parse_socket_listen(
@@ -213,50 +201,39 @@ 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")) {
+ return log_oom();
- p->type = SOCKET_MQUEUE;
+ if (ltype != SOCKET_SOCKET) {
- if (!(p->path = unit_full_printf(UNIT(s), rvalue))) {
+ p->type = ltype;
+ p->path = unit_full_printf(UNIT(s), rvalue);
+ if (!p->path) {
free(p);
- return -ENOMEM;
+ return log_oom();
}
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) {
+ free(p);
+ return log_oom();
+ }
+ r = socket_address_parse_netlink(&p->address, k);
if (r < 0) {
log_error("[%s:%u] Failed to parse address value, ignoring: %s", filename, line, rvalue);
free(p);
@@ -264,14 +241,17 @@ int config_parse_socket_listen(
}
} 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) {
+ free(p);
+ return log_oom();
+ }
+ r = socket_address_parse(&p->address, k);
if (r < 0) {
log_error("[%s:%u] Failed to parse address value, ignoring: %s", filename, line, rvalue);
free(p);
@@ -430,12 +410,18 @@ int config_parse_exec(
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;
@@ -480,7 +466,7 @@ int config_parse_exec(
n = new(char*, k + !honour_argv0);
if (!n)
- return -ENOMEM;
+ return log_oom();
k = 0;
FOREACH_WORD_QUOTED(w, l, rvalue, state) {
@@ -494,7 +480,7 @@ int config_parse_exec(
path = strndup(w, l);
if (!path) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
@@ -509,7 +495,7 @@ int config_parse_exec(
c = n[k++] = cunescape_length(w, l);
if (!c) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
@@ -532,7 +518,7 @@ int config_parse_exec(
if (!path) {
path = strdup(n[0]);
if (!path) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
}
@@ -541,7 +527,7 @@ int config_parse_exec(
nce = new0(ExecCommand, 1);
if (!nce) {
- r = -ENOMEM;
+ r = log_oom();
goto fail;
}
@@ -589,8 +575,9 @@ int config_parse_socket_bindtodevice(
assert(data);
if (rvalue[0] && !streq(rvalue, "*")) {
- if (!(n = strdup(rvalue)))
- return -ENOMEM;
+ n = strdup(rvalue);
+ if (!n)
+ return log_oom();
} else
n = NULL;
@@ -718,7 +705,6 @@ int config_parse_exec_cpu_sched_prio(
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);
@@ -754,6 +740,14 @@ int config_parse_exec_cpu_affinity(
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;
@@ -761,14 +755,14 @@ int config_parse_exec_cpu_affinity(
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) {
@@ -801,9 +795,10 @@ int config_parse_exec_capabilities(
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;
@@ -836,6 +831,12 @@ int config_parse_exec_secure_bits(
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;
@@ -881,6 +882,12 @@ int config_parse_bounding_set(
assert(rvalue);
assert(data);
+ if (isempty(rvalue)) {
+ /* An empty assignment resets */
+ *capability_bounding_set_drop = 0;
+ return 0;
+ }
+
if (rvalue[0] == '~') {
invert = true;
rvalue++;
@@ -898,7 +905,7 @@ int config_parse_bounding_set(
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
r = cap_from_name(t, &cap);
if (r < 0) {
@@ -945,9 +952,11 @@ int config_parse_limit(
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;
@@ -968,21 +977,28 @@ int config_parse_unit_cgroup(
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;
+ return log_oom();
ku = cunescape(k);
if (!ku)
- return -ENOMEM;
+ return log_oom();
r = unit_add_cgroup_from_text(u, ku, true, NULL);
if (r < 0) {
@@ -1071,7 +1087,8 @@ int config_parse_kill_signal(
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;
}
@@ -1106,7 +1123,7 @@ int config_parse_exec_mount_flags(
t = strndup(w, l);
if (!t)
- return -ENOMEM;
+ return log_oom();
if (streq(t, "shared"))
flags |= MS_SHARED;
@@ -1147,6 +1164,12 @@ int config_parse_timer(
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);
@@ -1171,7 +1194,7 @@ int config_parse_timer(
v = new0(TimerValue, 1);
if (!v)
- return -ENOMEM;
+ return log_oom();
v->base = b;
v->clock_id = id;
@@ -1197,6 +1220,7 @@ int config_parse_timer_unit(
int r;
DBusError error;
Unit *u;
+ _cleanup_free_ char *p = NULL;
assert(filename);
assert(lvalue);
@@ -1205,12 +1229,16 @@ int config_parse_timer_unit(
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);
@@ -1242,6 +1270,12 @@ int config_parse_path_spec(
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);
@@ -1331,6 +1365,7 @@ int config_parse_socket_service(
int r;
DBusError error;
Unit *x;
+ _cleanup_free_ char *p = NULL;
assert(filename);
assert(lvalue);
@@ -1339,12 +1374,16 @@ int config_parse_socket_service(
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);
@@ -1381,11 +1420,11 @@ int config_parse_service_sockets(
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",
@@ -1425,8 +1464,7 @@ int config_parse_service_timeout(
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")) {
@@ -1457,9 +1495,17 @@ int config_parse_unit_env_file(
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);
@@ -1470,7 +1516,7 @@ int config_parse_unit_env_file(
k = strv_append(*env, s);
free(s);
if (!k)
- return -ENOMEM;
+ return log_oom();
strv_free(*env);
*env = k;
@@ -1526,6 +1572,13 @@ int config_parse_unit_condition_path(
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++;
@@ -1536,7 +1589,7 @@ int config_parse_unit_condition_path(
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);
@@ -1545,7 +1598,7 @@ int config_parse_unit_condition_path(
c = condition_new(cond, p, trigger, negate);
if (!c)
- return -ENOMEM;
+ return log_oom();
LIST_PREPEND(Condition, conditions, u->conditions, c);
return 0;
@@ -1572,6 +1625,13 @@ int config_parse_unit_condition_string(
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++;
@@ -1582,7 +1642,7 @@ int config_parse_unit_condition_string(
s = unit_full_printf(u, rvalue);
if (!s)
- return -ENOMEM;
+ return log_oom();
c = condition_new(cond, s, trigger, negate);
if (!c)
@@ -1612,13 +1672,23 @@ int config_parse_unit_condition_null(
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;
}
@@ -1626,8 +1696,9 @@ int config_parse_unit_condition_null(
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;
@@ -1647,7 +1718,7 @@ int config_parse_unit_cgroup_attr(
void *userdata) {
Unit *u = data;
- char **l;
+ _cleanup_strv_free_ char **l = NULL;
int r;
assert(filename);
@@ -1655,19 +1726,23 @@ int config_parse_unit_cgroup_attr(
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;
+ }
+
l = strv_split_quoted(rvalue);
if (!l)
- return -ENOMEM;
+ return log_oom();
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, NULL);
- strv_free(l);
-
if (r < 0) {
log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
@@ -1680,7 +1755,7 @@ int config_parse_unit_cpu_shares(const char *filename, unsigned line, const char
Unit *u = data;
int r;
unsigned long ul;
- char *t;
+ _cleanup_free_ char *t = NULL;
assert(filename);
assert(lvalue);
@@ -1693,11 +1768,9 @@ int config_parse_unit_cpu_shares(const char *filename, unsigned line, const char
}
if (asprintf(&t, "%lu", ul) < 0)
- return -ENOMEM;
+ return log_oom();
r = unit_add_cgroup_attribute(u, "cpu", "cpu.shares", t, NULL, NULL);
- free(t);
-
if (r < 0) {
log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
@@ -1710,7 +1783,7 @@ int config_parse_unit_memory_limit(const char *filename, unsigned line, const ch
Unit *u = data;
int r;
off_t sz;
- char *t;
+ _cleanup_free_ char *t = NULL;
assert(filename);
assert(lvalue);
@@ -1723,14 +1796,12 @@ int config_parse_unit_memory_limit(const char *filename, unsigned line, const ch
}
if (asprintf(&t, "%llu", (unsigned long long) sz) < 0)
- return -ENOMEM;
+ return log_oom();
r = unit_add_cgroup_attribute(u,
"memory",
streq(lvalue, "MemorySoftLimit") ? "memory.soft_limit_in_bytes" : "memory.limit_in_bytes",
t, NULL, NULL);
- free(t);
-
if (r < 0) {
log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
@@ -1740,7 +1811,7 @@ int config_parse_unit_memory_limit(const char *filename, unsigned line, const ch
}
static int device_map(const char *controller, const char *name, const char *value, char **ret) {
- char **l;
+ _cleanup_strv_free_ char **l = NULL;
assert(controller);
assert(name);
@@ -1756,43 +1827,34 @@ static int device_map(const char *controller, const char *name, const char *valu
if (streq(l[0], "*")) {
if (asprintf(ret, "a *:*%s%s",
- isempty(l[1]) ? "" : " ", strempty(l[1])) < 0) {
- strv_free(l);
+ isempty(l[1]) ? "" : " ", strempty(l[1])) < 0)
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);
+ isempty(l[1]) ? "" : " ", strempty(l[1])) < 0)
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;
+ _cleanup_strv_free_ char **l = NULL;
int r;
unsigned k;
@@ -1803,27 +1865,23 @@ int config_parse_unit_device_allow(const char *filename, unsigned line, const ch
l = strv_split_quoted(rvalue);
if (!l)
- return -ENOMEM;
+ return log_oom();
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);
return 0;
}
- strv_free(l);
r = unit_add_cgroup_attribute(u, "devices",
streq(lvalue, "DeviceAllow") ? "devices.allow" : "devices.deny",
@@ -1839,7 +1897,7 @@ int config_parse_unit_device_allow(const char *filename, unsigned line, const ch
static int blkio_map(const char *controller, const char *name, const char *value, char **ret) {
struct stat st;
- char **l;
+ _cleanup_strv_free_ char **l = NULL;
dev_t d;
assert(controller);
@@ -1849,13 +1907,12 @@ static int blkio_map(const char *controller, const char *name, const char *value
l = strv_split_quoted(value);
if (!l)
- return -ENOMEM;
+ return log_oom();
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;
}
@@ -1871,16 +1928,12 @@ static int blkio_map(const char *controller, const char *name, const char *value
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);
+ if (asprintf(ret, "%u:%u %s", major(d), minor(d), l[1]) < 0)
return -ENOMEM;
- }
- strv_free(l);
return 0;
}
@@ -1890,7 +1943,8 @@ int config_parse_unit_blkio_weight(const char *filename, unsigned line, const ch
unsigned long ul;
const char *device = NULL, *weight;
unsigned k;
- char *t, **l;
+ _cleanup_free_ char *t = NULL;
+ _cleanup_strv_free_ char **l = NULL;
assert(filename);
assert(lvalue);
@@ -1899,12 +1953,11 @@ int config_parse_unit_blkio_weight(const char *filename, unsigned line, const ch
l = strv_split_quoted(rvalue);
if (!l)
- return -ENOMEM;
+ return log_oom();
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;
}
@@ -1917,13 +1970,11 @@ int config_parse_unit_blkio_weight(const char *filename, unsigned line, const ch
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;
}
@@ -1931,17 +1982,13 @@ int config_parse_unit_blkio_weight(const char *filename, unsigned line, const ch
r = asprintf(&t, "%s %lu", device, ul);
else
r = asprintf(&t, "%lu", ul);
- strv_free(l);
-
if (r < 0)
- return -ENOMEM;
+ return log_oom();
if (device)
r = unit_add_cgroup_attribute(u, "blkio", "blkio.weight_device", t, blkio_map, NULL);
else
r = unit_add_cgroup_attribute(u, "blkio", "blkio.weight", t, NULL, NULL);
- free(t);
-
if (r < 0) {
log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
@@ -1955,7 +2002,8 @@ int config_parse_unit_blkio_bandwidth(const char *filename, unsigned line, const
int r;
off_t bytes;
unsigned k;
- char *t, **l;
+ _cleanup_free_ char *t = NULL;
+ _cleanup_strv_free_ char **l = NULL;
assert(filename);
assert(lvalue);
@@ -1964,38 +2012,31 @@ int config_parse_unit_blkio_bandwidth(const char *filename, unsigned line, const
l = strv_split_quoted(rvalue);
if (!l)
- return -ENOMEM;
+ return log_oom();
k = strv_length(l);
if (k != 2) {
log_error("[%s:%u] Failed to parse bandwidth value, ignoring: %s", filename, line, rvalue);
- strv_free(l);
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);
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;
+ return log_oom();
r = unit_add_cgroup_attribute(u, "blkio",
streq(lvalue, "BlockIOReadBandwidth") ? "blkio.read_bps_device" : "blkio.write_bps_device",
t, blkio_map, NULL);
- free(t);
-
if (r < 0) {
log_error("[%s:%u] Failed to add cgroup attribute value, ignoring: %s", filename, line, rvalue);
return 0;
@@ -2053,6 +2094,13 @@ int config_parse_documentation(
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;
@@ -2101,6 +2149,13 @@ int config_parse_syscall_filter(
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++;
@@ -2112,7 +2167,7 @@ int config_parse_syscall_filter(
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));
@@ -2132,10 +2187,9 @@ int config_parse_syscall_filter(
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);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 12:35:50 +0000