dns.c

/*
 * dns.c
 */

#define LIBNFSNAPI_BUILDING_LIB

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "dns.h"
#include "error.h"
#include "mgr.h"


libnfsnapi_dns_t *libnfsnapi_dns_create(libnfsnapi_mgr_t *mgr,
                                                const char *domain)
{
        libnfsnapi_dns_t *dns;

        dns = (libnfsnapi_dns_t *) malloc(sizeof(libnfsnapi_dns_t));
        if (!dns) {
                mgr->error = LIBNFSNAPI_ERROR_MEMORY;
                return NULL;
        }

        dns->mgr = mgr;

        dns->domain = strdup(domain);
        if (!dns->domain) {
                mgr->error = LIBNFSNAPI_ERROR_MEMORY;
                free(dns);
                return NULL;
        }

        return dns;
}

void libnfsnapi_dns_destroy(libnfsnapi_dns_t *dns)
{
        free(dns->domain);
        free(dns);
}

/* Returns minTTL in seconds, or a negative number on error. */
int libnfsnapi_dns_balance(libnfsnapi_dns_t *dns)
{
        char *request_uri;
        int err;

        asprintf(&request_uri, "/dns/%s/minTTL", dns->domain);
        if (!request_uri) {
                dns->mgr->error = LIBNFSNAPI_ERROR_MEMORY;
                return -1;
        }
        err = libnfsnapi_mgr_do(dns->mgr, LIBNFSNAPI_MGR_HTTP_GET,
                                request_uri, NULL);
        free(request_uri);

        if (err)
                return -1;

        return libnfsnapi_mgr_result_int(dns->mgr);
}

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