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network: introduce link_serialize_dhcp6_client()

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This commit is contained in:
Yu Watanabe 2020-10-02 20:15:44 +09:00
parent ca21a19a2e
commit 5460bde5c5
3 changed files with 26 additions and 12 deletions
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21
src/network/networkd-dhcp6.c
View File

@ -1472,6 +1472,27 @@ int dhcp6_configure(Link *link) {
return 0;
}
int link_serialize_dhcp6_client(Link *link, FILE *f) {
_cleanup_free_ char *duid = NULL;
uint32_t iaid;
int r;
assert(link);
if (!link->dhcp6_client)
return 0;
r = sd_dhcp6_client_get_iaid(link->dhcp6_client, &iaid);
if (r >= 0)
fprintf(f, "DHCP6_CLIENT_IAID=0x%x\n", iaid);
r = sd_dhcp6_client_duid_as_string(link->dhcp6_client, &duid);
if (r >= 0)
fprintf(f, "DHCP6_CLIENT_DUID=%s\n", duid);
return 0;
}
int config_parse_dhcp6_pd_hint(
const char* unit,
const char *filename,

2
src/network/networkd-dhcp6.h
View File

@ -32,6 +32,8 @@ int dhcp6_configure(Link *link);
int dhcp6_request_address(Link *link, int ir);
int dhcp6_request_prefix_delegation(Link *link);
int link_serialize_dhcp6_client(Link *link, FILE *f);
CONFIG_PARSER_PROTOTYPE(config_parse_dhcp6_pd_hint);
CONFIG_PARSER_PROTOTYPE(config_parse_dhcp6_mud_url);
CONFIG_PARSER_PROTOTYPE(config_parse_dhcp6_client_start_mode);

15
src/network/networkd-link.c
View File

@ -3515,18 +3515,9 @@ int link_save(Link *link) {
if (r < 0)
goto fail;
if (link->dhcp6_client) {
_cleanup_free_ char *duid = NULL;
uint32_t iaid;
r = sd_dhcp6_client_get_iaid(link->dhcp6_client, &iaid);
if (r >= 0)
fprintf(f, "DHCP6_CLIENT_IAID=0x%x\n", iaid);
r = sd_dhcp6_client_duid_as_string(link->dhcp6_client, &duid);
if (r >= 0)
fprintf(f, "DHCP6_CLIENT_DUID=%s\n", duid);
}
r = link_serialize_dhcp6_client(link, f);
if (r < 0)
goto fail;
r = fflush_and_check(f);
if (r < 0)