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sd-network: add system-wide sd_network_get_domains() API
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parent
d5314fff96
commit
8612e93653
@ -92,6 +92,10 @@ _public_ int sd_network_get_ntp(char ***ret) {
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return network_get_strv("NTP", ret);
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}
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_public_ int sd_network_get_domains(char ***ret) {
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return network_get_strv("DOMAINS", ret);
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}
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_public_ int sd_network_link_get_setup_state(int ifindex, char **state) {
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_cleanup_free_ char *s = NULL, *p = NULL;
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int r;
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@ -450,8 +450,27 @@ static int set_put_in_addrv(Set *s, const struct in_addr *addresses, int n) {
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return c;
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}
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static void print_string_set(FILE *f, const char *field, Set *s) {
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bool space = false;
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Iterator i;
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char *p;
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if (set_isempty(s))
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return;
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fputs(field, f);
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SET_FOREACH(p, s, i) {
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if (space)
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fputc(' ', f);
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fputs(p, f);
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space = true;
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}
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fputc('\n', f);
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}
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int manager_save(Manager *m) {
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_cleanup_set_free_free_ Set *dns = NULL, *ntp = NULL;
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_cleanup_set_free_free_ Set *dns = NULL, *ntp = NULL, *domains = NULL;
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Link *link;
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Iterator i;
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_cleanup_free_ char *temp_path = NULL;
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@ -472,6 +491,10 @@ int manager_save(Manager *m) {
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if (!ntp)
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return -ENOMEM;
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domains = set_new(string_hash_func, string_compare_func);
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if (!domains)
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return -ENOMEM;
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HASHMAP_FOREACH(link, m->links, i) {
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if (link->flags & IFF_LOOPBACK)
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continue;
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@ -491,6 +514,10 @@ int manager_save(Manager *m) {
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if (r < 0)
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return r;
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r = set_put_strdupv(domains, link->network->domains);
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if (r < 0)
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return r;
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if (!link->dhcp_lease)
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continue;
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@ -503,7 +530,7 @@ int manager_save(Manager *m) {
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r = set_put_in_addrv(dns, addresses, r);
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if (r < 0)
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return r;
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} else if (r != -ENOENT)
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} else if (r < 0 && r != -ENOENT)
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return r;
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}
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@ -515,6 +542,18 @@ int manager_save(Manager *m) {
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r = set_put_in_addrv(ntp, addresses, r);
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if (r < 0)
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return r;
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} else if (r < 0 && r != -ENOENT)
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return r;
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}
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if (link->network->dhcp_domains) {
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const char *domainname;
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r = sd_dhcp_lease_get_domainname(link->dhcp_lease, &domainname);
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if (r >= 0) {
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r = set_put_strdup(domains, domainname);
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if (r < 0)
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return r;
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} else if (r != -ENOENT)
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return r;
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}
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@ -533,33 +572,9 @@ int manager_save(Manager *m) {
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"# This is private data. Do not parse.\n"
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"OPER_STATE=%s\n", operstate_str);
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if (!set_isempty(dns)) {
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bool space = false;
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char *p;
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fputs("DNS=", f);
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SET_FOREACH(p, dns, i) {
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if (space)
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fputc(' ', f);
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fputs(p, f);
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space = true;
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}
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fputc('\n', f);
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}
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if (!set_isempty(ntp)) {
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bool space = false;
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char *p;
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fputs("NTP=", f);
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SET_FOREACH(p, ntp, i) {
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if (space)
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fputc(' ', f);
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fputs(p, f);
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space = true;
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}
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fputc('\n', f);
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}
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print_string_set(f, "DNS=", dns);
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print_string_set(f, "NTP=", ntp);
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print_string_set(f, "DOMAINS=", domains);
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r = fflush_and_check(f);
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if (r < 0)
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@ -58,11 +58,14 @@ int sd_network_get_operational_state(char **state);
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/* Get DNS entries for all links. These are string representations of
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* IP addresses */
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int sd_network_get_dns(char ***addr);
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int sd_network_get_dns(char ***dns);
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/* Get NTP entries for all links. These are domain names or string
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* reperesentations of IP addresses */
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int sd_network_get_ntp(char ***addr);
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int sd_network_get_ntp(char ***ntp);
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/* Get the search/routing domains for all links. */
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int sd_network_get_domains(char ***domains);
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/* Get setup state from ifindex.
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* Possible states:
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