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#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <fcntl.h>
#include "internal.h"
#include "testutils.h"
#include "network_conf.h"
#include "command.h"
#include "memory.h"
#include "network/bridge_driver.h"
/* Replace all occurrences of @token in @buf by @replacement and adjust size of
* @buf accordingly. Returns 0 on success and -1 on out-of-memory errors. */
static int replaceTokens(char **buf, const char *token, const char *replacement) {
size_t token_start, token_end;
size_t buf_len, rest_len;
const size_t token_len = strlen(token);
const size_t replacement_len = strlen(replacement);
const int diff = replacement_len - token_len;
buf_len = rest_len = strlen(*buf) + 1;
token_end = 0;
for (;;) {
char *match = strstr(*buf + token_end, token);
if (match == NULL)
break;
token_start = match - *buf;
rest_len -= token_start + token_len - token_end;
token_end = token_start + token_len;
buf_len += diff;
if (diff > 0)
if (VIR_REALLOC_N(*buf, buf_len) < 0)
return -1;
if (diff != 0)
memmove(*buf + token_end + diff, *buf + token_end, rest_len);
memcpy(*buf + token_start, replacement, replacement_len);
token_end += diff;
}
/* if diff < 0, we could shrink the buffer here... */
return 0;
}
static int testCompareXMLToArgvFiles(const char *inxml, const char *outargv) {
char *inXmlData = NULL;
char *outArgvData = NULL;
char *actual = NULL;
int ret = -1;
virNetworkDefPtr dev = NULL;
virNetworkObjPtr obj = NULL;
virCommandPtr cmd = NULL;
char *pidfile = NULL;
dnsmasqContext *dctx = NULL;
if (virtTestLoadFile(inxml, &inXmlData) < 0)
goto fail;
if (virtTestLoadFile(outargv, &outArgvData) < 0)
goto fail;
if (replaceTokens(&outArgvData, "@DNSMASQ@", DNSMASQ))
goto fail;
if (!(dev = virNetworkDefParseString(inXmlData)))
goto fail;
if (VIR_ALLOC(obj) < 0)
goto fail;
obj->def = dev;
dctx = dnsmasqContextNew(dev->name, "/var/lib/libvirt/dnsmasq");
if (dctx == NULL)
goto fail;
if (networkBuildDhcpDaemonCommandLine(obj, &cmd, pidfile, dctx) < 0)
goto fail;
if (!(actual = virCommandToString(cmd)))
goto fail;
if (STRNEQ(outArgvData, actual)) {
virtTestDifference(stderr, outArgvData, actual);
goto fail;
}
ret = 0;
fail:
VIR_FREE(inXmlData);
VIR_FREE(outArgvData);
VIR_FREE(actual);
VIR_FREE(pidfile);
virCommandFree(cmd);
virNetworkObjFree(obj);
dnsmasqContextFree(dctx);
return ret;
}
static int
testCompareXMLToArgvHelper(const void *data)
{
int result = -1;
char *inxml = NULL;
char *outxml = NULL;
if (virAsprintf(&inxml, "%s/networkxml2argvdata/%s.xml",
abs_srcdir, (const char*)data) < 0 ||
virAsprintf(&outxml, "%s/networkxml2argvdata/%s.argv",
abs_srcdir, (const char*)data) < 0) {
goto cleanup;
}
result = testCompareXMLToArgvFiles(inxml, outxml);
cleanup:
VIR_FREE(inxml);
VIR_FREE(outxml);
return result;
}
static char *
testDnsmasqLeaseFileName(const char *netname)
{
char *leasefile;
virAsprintf(&leasefile, "/var/lib/libvirt/dnsmasq/%s.leases",
netname);
return leasefile;
}
static int
mymain(void)
{
int ret = 0;
networkDnsmasqLeaseFileName = testDnsmasqLeaseFileName;
#define DO_TEST(name) \
if (virtTestRun("Network XML-2-Argv " name, \
1, testCompareXMLToArgvHelper, (name)) < 0) \
ret = -1
DO_TEST("isolated-network");
DO_TEST("routed-network");
DO_TEST("nat-network");
DO_TEST("netboot-network");
DO_TEST("netboot-proxy-network");
DO_TEST("nat-network-dns-txt-record");
DO_TEST("nat-network-dns-srv-record");
DO_TEST("nat-network-dns-srv-record-minimal");
DO_TEST("nat-network-dns-hosts");
return ret==0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIRT_TEST_MAIN(mymain)
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