***/
#include <netinet/ether.h>
-#include <net/if.h>
+#include <linux/if.h>
+#include <arpa/inet.h>
+#include <fnmatch.h>
#include "net-util.h"
#include "log.h"
#include "utf8.h"
#include "util.h"
#include "conf-parser.h"
+#include "condition.h"
bool net_match_config(const struct ether_addr *match_mac,
const char *match_path,
const char *match_driver,
const char *match_type,
const char *match_name,
+ Condition *match_host,
+ Condition *match_virt,
+ Condition *match_kernel,
+ Condition *match_arch,
const char *dev_mac,
const char *dev_path,
+ const char *dev_parent_driver,
const char *dev_driver,
const char *dev_type,
const char *dev_name) {
- if (match_mac) {
- if (!dev_mac || memcmp(match_mac, ether_aton(dev_mac), ETH_ALEN)) {
- log_debug("Interface MAC address (%s) did not match MACAddress=%s",
- dev_mac, ether_ntoa(match_mac));
- return 0;
- }
- }
+ if (match_host && !condition_test_host(match_host))
+ return 0;
- if (match_path) {
- if (!streq_ptr(match_path, dev_path)) {
- log_debug("Interface persistent path (%s) did not match Path=%s",
- dev_path, match_path);
- return 0;
- }
- }
+ if (match_virt && !condition_test_virtualization(match_virt))
+ return 0;
+
+ if (match_kernel && !condition_test_kernel_command_line(match_kernel))
+ return 0;
+
+ if (match_arch && !condition_test_architecture(match_arch))
+ return 0;
+
+ if (match_mac && (!dev_mac || memcmp(match_mac, ether_aton(dev_mac), ETH_ALEN)))
+ return 0;
+
+ if (match_path && (!dev_path || fnmatch(match_path, dev_path, 0)))
+ return 0;
if (match_driver) {
- if (!streq_ptr(match_driver, dev_driver)) {
- log_debug("Interface device driver (%s) did not match Driver=%s",
- dev_driver, match_driver);
+ if (dev_parent_driver && !streq(match_driver, dev_parent_driver))
return 0;
- }
- }
-
- if (match_type) {
- if (!streq_ptr(match_type, dev_type)) {
- log_debug("Interface type (%s) did not match Type=%s",
- dev_type, match_type);
+ else if (!streq_ptr(match_driver, dev_driver))
return 0;
- }
}
- if (match_name) {
- if (!streq_ptr(match_name, dev_name)) {
- log_debug("Interface name (%s) did not match Name=%s",
- dev_name, match_name);
- return 0;
- }
- }
+ if (match_type && !streq_ptr(match_type, dev_type))
+ return 0;
+
+ if (match_name && (!dev_name || fnmatch(match_name, dev_name, 0)))
+ return 0;
return 1;
}
+unsigned net_netmask_to_prefixlen(const struct in_addr *addr) {
+ assert(addr);
+
+ return 32 - u32ctz(be32toh(addr->s_addr));
+}
+
+int config_parse_net_condition(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) {
+
+ ConditionType cond = ltype;
+ Condition **ret = data;
+ bool negate;
+ Condition *c;
+ _cleanup_free_ char *s = NULL;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ negate = rvalue[0] == '!';
+ if (negate)
+ rvalue++;
+
+ s = strdup(rvalue);
+ if (!s)
+ return log_oom();
+
+ c = condition_new(cond, s, false, negate);
+ if (!c)
+ return log_oom();
+
+ if (*ret)
+ condition_free(*ret);
+
+ *ret = c;
+ return 0;
+}
+
int config_parse_ifname(const char *unit,
const char *filename,
unsigned line,
const char *section,
+ unsigned section_line,
const char *lvalue,
int ltype,
const char *rvalue,
return 0;
}
+int config_parse_ifalias(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;
+ char *n;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ n = strdup(rvalue);
+ if (!n)
+ return log_oom();
+
+ if (!ascii_is_valid(n) || strlen(n) >= IFALIASZ) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Interface alias is not ASCII clean or is too long, ignoring assignment: %s", rvalue);
+ free(n);
+ return 0;
+ }
+
+ free(*s);
+ if (*n)
+ *s = n;
+ else {
+ free(n);
+ *s = NULL;
+ }
+
+ return 0;
+}
+
int config_parse_hwaddr(const char *unit,
const char *filename,
unsigned line,
const char *section,
+ unsigned section_line,
const char *lvalue,
int ltype,
const char *rvalue,
return 0;
}
+
+int net_parse_inaddr(const char *address, unsigned char *family, void *dst) {
+ int r;
+
+ assert(address);
+ assert(family);
+ assert(dst);
+
+ /* IPv4 */
+ r = inet_pton(AF_INET, address, dst);
+ if (r > 0) {
+ /* succsefully parsed IPv4 address */
+ if (*family == AF_UNSPEC)
+ *family = AF_INET;
+ else if (*family != AF_INET)
+ return -EINVAL;
+ } else if (r < 0)
+ return -errno;
+ else {
+ /* not an IPv4 address, so let's try IPv6 */
+ r = inet_pton(AF_INET6, address, dst);
+ if (r > 0) {
+ /* successfully parsed IPv6 address */
+ if (*family == AF_UNSPEC)
+ *family = AF_INET6;
+ else if (*family != AF_INET6)
+ return -EINVAL;
+ } else if (r < 0)
+ return -errno;
+ else
+ return -EINVAL;
+ }
+
+ return 0;
+}