int config_parse_geneve_flow_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) {
Geneve *v = userdata;
uint32_t f;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
r = safe_atou32(rvalue, &f);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse Geneve flow label '%s'.", rvalue);
return 0;
}
if (f & ~GENEVE_FLOW_LABEL_MAX_MASK) {
log_syntax(unit, LOG_ERR, filename, line, r,
"Geneve flow label '%s' not valid. Flow label range should be [0-1048575].", rvalue);
return 0;
}
v->flow_label = f;
return 0;
}
int config_parse_tunnel_address(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) {
Tunnel *t = userdata;
union in_addr_union *addr = data, buffer;
int r, f;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
r = in_addr_from_string_auto(rvalue, &f, &buffer);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Tunnel address is invalid, ignoring assignment: %s", rvalue);
return 0;
}
if (t->family != AF_UNSPEC && t->family != f) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Tunnel addresses incompatible, ignoring assignment: %s", rvalue);
return 0;
}
t->family = f;
*addr = buffer;
return 0;
}
int config_parse_dnssd_service_type(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) {
DnssdService *s = userdata;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(s);
if (isempty(rvalue)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Service type can't be empty. Ignoring.");
return -EINVAL;
}
if (!dnssd_srv_type_is_valid(rvalue)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Service type is invalid. Ignoring.");
return -EINVAL;
}
r = free_and_strdup(&s->type, rvalue);
if (r < 0)
return log_oom();
return 0;
}
int config_parse_6rd_prefix(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) {
Tunnel *t = userdata;
assert(filename);
assert(lvalue);
assert(rvalue);
union in_addr_union p;
uint8_t l;
int r;
r = in_addr_prefix_from_string(rvalue, AF_INET6, &p, &l);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse 6rd prefix \"%s\", ignoring: %m", rvalue);
return 0;
}
if (l == 0) {
log_syntax(unit, LOG_ERR, filename, line, 0, "6rd prefix length of \"%s\" must be greater than zero, ignoring", rvalue);
return 0;
}
t->sixrd_prefix = p.in6;
t->sixrd_prefixlen = l;
return 0;
}
int config_parse_brvlan_vlan(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) {
Network *network = userdata;
int r;
uint16_t vid, vid_end;
assert(filename);
assert(section);
assert(lvalue);
assert(rvalue);
assert(data);
r = parse_vid_range(rvalue, &vid, &vid_end);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse VLAN, ignoring: %s", rvalue);
return 0;
}
if (UINT16_MAX == vid_end)
set_bit(vid++, network->br_vid_bitmap);
else {
if (vid >= vid_end) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid VLAN range, ignoring %s", rvalue);
return 0;
}
for (; vid <= vid_end; vid++)
set_bit(vid, network->br_vid_bitmap);
}
network->use_br_vlan = true;
return 0;
}
int config_parse_expose_port(
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) {
Settings *s = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
r = expose_port_parse(&s->expose_ports, rvalue);
if (r == -EEXIST) {
log_syntax(unit, LOG_ERR, filename, line, r, "Duplicate port specification, ignoring: %s", rvalue);
return 0;
}
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse host port %s: %m", rvalue);
return 0;
}
return 0;
}
int config_parse_geneve_vni(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) {
Geneve *v = userdata;
uint32_t f;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
r = safe_atou32(rvalue, &f);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse Geneve VNI '%s'.", rvalue);
return 0;
}
if (f > GENEVE_VID_MAX){
log_syntax(unit, LOG_ERR, filename, line, r, "Geneve VNI out is of range '%s'.", rvalue);
return 0;
}
v->id = f;
return 0;
}
int config_parse_tunnel_address(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) {
Tunnel *t = userdata;
union in_addr_union *addr = data, buffer;
int r, f;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
/* This is used to parse addresses on both local and remote ends of the tunnel.
* Address families must match.
*
* "any" is a special value which means that the address is unspecified.
*/
if (streq(rvalue, "any")) {
*addr = IN_ADDR_NULL;
/* As a special case, if both the local and remote addresses are
* unspecified, also clear the address family.
*/
if (t->family != AF_UNSPEC &&
in_addr_is_null(t->family, &t->local) &&
in_addr_is_null(t->family, &t->remote))
t->family = AF_UNSPEC;
return 0;
}
r = in_addr_from_string_auto(rvalue, &f, &buffer);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r,
"Tunnel address \"%s\" invalid, ignoring assignment: %m", rvalue);
return 0;
}
if (t->family != AF_UNSPEC && t->family != f) {
log_syntax(unit, LOG_ERR, filename, line, 0,
"Tunnel addresses incompatible, ignoring assignment: %s", rvalue);
return 0;
}
t->family = f;
*addr = buffer;
return 0;
}
int parse_cpu_set_and_warn(
const char *rvalue,
cpu_set_t **cpu_set,
const char *unit,
const char *filename,
unsigned line,
const char *lvalue) {
const char *whole_rvalue = rvalue;
_cleanup_cpu_free_ cpu_set_t *c = NULL;
unsigned ncpus = 0;
assert(lvalue);
assert(rvalue);
for (;;) {
_cleanup_free_ char *word = NULL;
unsigned cpu;
int r;
r = extract_first_word(&rvalue, &word, WHITESPACE, EXTRACT_QUOTES);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Invalid value for %s: %s", lvalue, whole_rvalue);
return r;
}
if (r == 0)
break;
if (!c) {
c = cpu_set_malloc(&ncpus);
if (!c)
return log_oom();
}
r = safe_atou(word, &cpu);
if (r < 0 || cpu >= ncpus) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse CPU affinity '%s'", rvalue);
return -EINVAL;
}
CPU_SET_S(cpu, CPU_ALLOC_SIZE(ncpus), c);
}
/* On success, sets *cpu_set and returns ncpus for the system. */
if (c) {
*cpu_set = c;
c = NULL;
}
return (int) ncpus;
}
int config_parse_router_preference(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) {
Network *network = userdata;
assert(filename);
assert(section);
assert(lvalue);
assert(rvalue);
assert(data);
if (streq(rvalue, "high"))
network->router_preference = SD_NDISC_PREFERENCE_HIGH;
else if (STR_IN_SET(rvalue, "medium", "normal", "default"))
network->router_preference = SD_NDISC_PREFERENCE_MEDIUM;
else if (streq(rvalue, "low"))
network->router_preference = SD_NDISC_PREFERENCE_LOW;
else
log_syntax(unit, LOG_ERR, filename, line, -EINVAL, "Router preference '%s' is invalid, ignoring assignment: %m", rvalue);
return 0;
}
int config_parse_ipv6_route_preference(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) {
Network *network = userdata;
_cleanup_route_free_ Route *n = NULL;
int r;
r = route_new_static(network, filename, section_line, &n);
if (r < 0)
return r;
if (streq(rvalue, "low"))
n->pref = ICMPV6_ROUTER_PREF_LOW;
else if (streq(rvalue, "medium"))
n->pref = ICMPV6_ROUTER_PREF_MEDIUM;
else if (streq(rvalue, "high"))
n->pref = ICMPV6_ROUTER_PREF_HIGH;
else {
log_syntax(unit, LOG_ERR, filename, line, 0, "Unknown route preference: %s", rvalue);
return 0;
}
n = NULL;
return 0;
}
int config_parse_address_family_boolean_with_kernel(
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) {
AddressFamilyBoolean *fwd = data, s;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
s = address_family_boolean_from_string(rvalue);
if (s < 0) {
if (streq(rvalue, "kernel"))
s = _ADDRESS_FAMILY_BOOLEAN_INVALID;
else {
log_syntax(unit, LOG_ERR, filename, line, s, "Failed to parse IPForwarding= option, ignoring: %s", rvalue);
return 0;
}
}
*fwd = s;
return 0;
}
int config_parse_tunnel_address(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) {
NetDev *n = userdata;
union in_addr_union *addr = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
r = net_parse_inaddr(rvalue, &n->family, addr);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
"Tunnel address is invalid, ignoring assignment: %s", rvalue);
return 0;
}
return 0;
}
int config_parse_bytes_size(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 *sz = data;
off_t o;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
r = parse_bytes(rvalue, &o);
if (r < 0 || (off_t) (size_t) o != o) {
log_syntax(unit, LOG_ERR, filename, line, -r,
"Failed to parse byte value, ignoring: %s", rvalue);
return 0;
}
*sz = (size_t) o;
return 0;
}
int config_parse_router_prefix_delegation(
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) {
Network *network = userdata;
RADVPrefixDelegation d;
assert(filename);
assert(section);
assert(lvalue);
assert(rvalue);
assert(data);
d = radv_prefix_delegation_from_string(rvalue);
if (d < 0) {
log_syntax(unit, LOG_ERR, filename, line, -EINVAL, "Invalid router prefix delegation '%s', ignoring assignment.", rvalue);
return 0;
}
network->router_prefix_delegation = d;
return 0;
}
int config_parse_veth_extra(
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) {
Settings *settings = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
r = veth_extra_parse(&settings->network_veth_extra, rvalue);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Invalid extra virtual Ethernet link specification %s: %m", rvalue);
return 0;
}
return 0;
}
int config_parse_pivot_root(
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) {
Settings *settings = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
r = pivot_root_parse(&settings->pivot_root_new, &settings->pivot_root_old, rvalue);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Invalid pivot root mount specification %s: %m", rvalue);
return 0;
}
return 0;
}
int config_parse_servers(
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) {
Manager *m = userdata;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
if (isempty(rvalue))
manager_flush_server_names(m, ltype);
else {
r = manager_parse_server_string(m, ltype, rvalue);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse NTP server string '%s'. Ignoring.", rvalue);
return 0;
}
}
return 0;
}
int config_parse_quickack(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_route_free_ Route *n = NULL;
Network *network = userdata;
int k, r;
assert(filename);
assert(section);
assert(lvalue);
assert(rvalue);
assert(data);
r = route_new_static(network, filename, section_line, &n);
if (r < 0)
return r;
k = parse_boolean(rvalue);
if (k < 0) {
log_syntax(unit, LOG_ERR, filename, line, k, "Failed to parse TCP quickack, ignoring: %s", rvalue);
return 0;
}
n->quickack = !!k;
n = NULL;
return 0;
}
int config_parse_route_type(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) {
Network *network = userdata;
_cleanup_route_free_ Route *n = NULL;
int r;
r = route_new_static(network, filename, section_line, &n);
if (r < 0)
return r;
if (streq(rvalue, "unicast"))
n->type = RTN_UNICAST;
else if (streq(rvalue, "blackhole"))
n->type = RTN_BLACKHOLE;
else if (streq(rvalue, "unreachable"))
n->type = RTN_UNREACHABLE;
else if (streq(rvalue, "prohibit"))
n->type = RTN_PROHIBIT;
else {
log_syntax(unit, LOG_ERR, filename, line, r, "Could not parse route type \"%s\", ignoring assignment: %m", rvalue);
return 0;
}
n = NULL;
return 0;
}
int config_parse_id128(
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) {
sd_id128_t t, *result = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
r = sd_id128_from_string(rvalue, &t);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse 128bit ID/UUID, ignoring: %s", rvalue);
return 0;
}
*result = t;
return 0;
}
int config_parse_tristate(const char *unit,
const char *filename,
unsigned line,
const char *section,
const char *lvalue,
int ltype,
const char *rvalue,
void *data,
void *userdata) {
int k;
int *b = data;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
/* Tristates are like booleans, but can also take the 'default' value, i.e. "-1" */
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;
}
*b = !!k;
return 0;
}
int config_parse_overlay(
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) {
Settings *settings = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
r = overlay_mount_parse(&settings->custom_mounts, &settings->n_custom_mounts, rvalue, ltype);
if (r < 0)
log_syntax(unit, LOG_ERR, filename, line, r, "Invalid overlay file system specification %s, ignoring: %m", rvalue);
return 0;
}
int config_parse_bool(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 k;
bool *b = data;
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;
}
*b = !!k;
return 0;
}
int config_parse_network_zone(
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) {
Settings *settings = data;
_cleanup_free_ char *j = NULL;
assert(filename);
assert(lvalue);
assert(rvalue);
j = strappend("vz-", rvalue);
if (!ifname_valid(j)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid network zone name %s, ignoring: %m", rvalue);
return 0;
}
free(settings->network_zone);
settings->network_zone = j;
j = NULL;
return 0;
}
int config_parse_link_journal(
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) {
Settings *settings = data;
int r;
assert(rvalue);
assert(settings);
r = parse_link_journal(rvalue, &settings->link_journal, &settings->link_journal_try);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse link journal mode, ignoring: %s", rvalue);
return 0;
}
return 0;
}
int config_parse_bytes_off(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) {
off_t *bytes = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
assert_cc(sizeof(off_t) == sizeof(uint64_t));
r = parse_bytes(rvalue, bytes);
if (r < 0)
log_syntax(unit, LOG_ERR, filename, line, -r,
"Failed to parse bytes value, ignoring: %s", rvalue);
return 0;
}
int config_parse_address_label_prefix(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_address_label_free_ AddressLabel *n = NULL;
Network *network = userdata;
int r;
assert(filename);
assert(section);
assert(lvalue);
assert(rvalue);
assert(data);
r = address_label_new_static(network, filename, section_line, &n);
if (r < 0)
return r;
r = in_addr_prefix_from_string(rvalue, AF_INET6, &n->in_addr, &n->prefixlen);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Address label is invalid, ignoring assignment: %s", rvalue);
return 0;
}
n = NULL;
return 0;
}
int config_parse_show_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) {
int k;
ShowStatus *b = data;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
k = parse_show_status(rvalue, b);
if (k < 0) {
log_syntax(unit, LOG_ERR, filename, line, -k,
"Failed to parse show status setting, ignoring: %s", rvalue);
return 0;
}
return 0;
}
int config_parse_hostname(
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 **s = data;
assert(rvalue);
assert(s);
if (!hostname_is_valid(rvalue, false)) {
log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid hostname, ignoring: %s", rvalue);
return 0;
}
if (free_and_strdup(s, empty_to_null(rvalue)) < 0)
return log_oom();
return 0;
}
