SetUpRouters()
{
extern int macfilefind(), macfileprint(), macfilegetc(), macfileungetc();
int macexit();
add_router("macexit",60,NULL,NULL,NULL,NULL,macexit);
add_router("macstdout",10,macfilefind,macfileprint,macfilegetc,macfileungetc,NULL);
}
void init_routers(){
Router proxyrt;
proxyrt.preg = ".*";
proxyrt.func = proxy_router;
add_router(proxyrt);
Router rewritert;
rewritert.preg = ".*";
rewritert.func = rewrite_router;
add_router(rewritert);
Router authrt;
authrt.preg = ".*";
authrt.func = auth_router;
add_router(authrt);
Router dirrt;
dirrt.preg = ".*";
dirrt.func = dir_router;
add_router(dirrt);
Router fastcgirt;
fastcgirt.preg = "/([^/]+/)*[^/]+\\.php";
fastcgirt.func = fastcgi_router;
add_router(fastcgirt);
//--- FILO
Router httprt;
httprt.preg = ".*";
httprt.func = http_router;
add_router(httprt);
//---
}
void findRoute(){
printf("--------------start of findRoute--------------\n");
int i;
int j;
int k;
char father[256];
int L[256];
int LTable[256][256];
char used[256];
for (i=1; i<256; i++){
for (j=i; j<256; j++){
LTable[i][j] = LTable[j][i]=1000000;
if (neighborTable[i][j]<1000000){
printf("%d->%d:%d ",i,j,neighborTable[i][j]);
}
if (neighborTable[j][i]<1000000){
printf("%d->%d:%d",j,i,neighborTable[j][i]);
}
if (neighborTable[i][j]<1000000 || neighborTable[j][i]<1000000){
printf("\n");
}
tmpTable[i][j] = tmpTable[j][i] = MAX(neighborTable[i][j],neighborTable[j][i]);
}
}
int minV,minI;
//calculate the length of route from each my neighbor to others
for (k=1; k<256; k++){
if (neighborTable[HOSTID][k]<1000000){
memset(used,0,sizeof(used));
for(i=1;i<256;i++){
father[i]=0;
L[i]=1000000;
}
father[k]=k;
L[k]=tmpTable[HOSTID][k];
minV = 1;
while( minV<1000000 ){
minV = 1000000;
for(i=1; i<256; i++){
if(used[i]==0 && L[i]<minV){
minV=L[i];
minI=i;
}
}
if(minV<1000000){
used[minI] = 1;
for(i=1; i<256; i++){
j = tmpTable[minI][i];
if( j+minV < L[i] ){
L[i] = j + minV;
father[i] = father[minI];
}
}
}
}
for(i=1;i<256;i++){
LTable[k][i]=L[i];
}
}
}
//calculate the length of route from my to others
memset(used,0,sizeof(used));
for(i=1;i<256;i++){
father[i]=0;
L[i]=1000000;
}
for (k=1; k<256; k++){
if (neighborTable[HOSTID][k]<1000000){
father[k]=k;
L[k]=tmpTable[HOSTID][k];
}
}
minV = 1;
while( minV<1000000 ){
minV = 1000000;
for(i=1; i<256; i++){
if(used[i]==0 && L[i]<minV){
minV=L[i];
minI=i;
}
}
if(minV<1000000){
used[minI] = 1;
for(i=1; i<256; i++){
j = tmpTable[minI][i];
if( j+minV < L[i] ){
L[i] = j + minV;
father[i] = father[minI];
}
}
}
}
for( i=1; i<256; i++){
if(L[i]<1000000 && i!=HOSTID){
j = get_gw(i);
printf("%d---->%d father=%d L=%d\n",HOSTID,i,father[i],L[i]);
if( (j==0) || ((j!=father[i]) && (LTable[j][i]+neighborTable[HOSTID][j])>(L[i]*1.4)) ){
add_router(i, father[i]);
//printf("after add_router\n");
}
}
}
printf("---------------End of findRoute---------------\n");
}
void parse_routers()
{
xmlDoc *doc = NULL;
xmlNode *root_element = NULL;
xmlNode *current = NULL;
char* c;
/*parse the file and get the DOM */
doc = xmlReadFile(config_path, NULL, 0);
/*Get the root element node */
root_element = xmlDocGetRootElement(doc);
current = root_element->children;
request ="/config_ndpmon/actions_low_pri/sendmail/text()";
xmlobject = xmlXPathEval ((xmlChar*)request, xpctxt);
if ((xmlobject->nodesetval!=NULL) || (strcmp("1", (char*)xmlobject->nodesetval->nodeTab[0]->content)!=0)) action_low_pri.sendmail=0;
else action_low_pri.sendmail=1;
xmlXPathFreeObject (xmlobject);
while(current != NULL)
{
if (current->type == XML_ELEMENT_NODE)
{
if( !STRCMP(current->name,"routers") )
{
xmlNode *router = current->children;
while(router != NULL)
{
if (router->type == XML_ELEMENT_NODE)
{
if( !STRCMP(router->name,"router") )
{
struct ether_addr mac;
struct in6_addr lla;
uint8_t param_curhoplimit=0;
uint8_t param_flags_reserved=0;
uint16_t param_router_lifetime=0;
uint32_t param_reachable_timer=0;
uint32_t param_retrans_timer=0;
xmlNode *param = router->children;
while(param != NULL)
{
if (param->type == XML_ELEMENT_NODE)
{
if( !STRCMP(param->name,"mac") )
{
memcpy(&mac,ether_aton((char *)XML_GET_CONTENT(param->children)),sizeof(struct ether_addr));
}
else if( !STRCMP(param->name,"lla") )
{
inet_pton(AF_INET6,(char *)XML_GET_CONTENT(param->children), &lla);
}
else if( !STRCMP(param->name,"param_curhoplimit") )
{
char* text = (char*)XML_GET_CONTENT(param->children);
param_curhoplimit = atoi(text!=NULL?text:"0");
}
else if( !STRCMP(param->name,"param_flags_reserved") )
{
char* text = (char*)XML_GET_CONTENT(param->children);
param_flags_reserved = atoi(text!=NULL?text:"0");
}
else if( !STRCMP(param->name,"param_router_lifetime") )
{
char* text = (char*)XML_GET_CONTENT(param->children);
param_router_lifetime = atoi(text!=NULL?text:"0");
}
else if( !STRCMP(param->name,"param_reachable_timer") )
{
char* text = (char*)XML_GET_CONTENT(param->children);
param_reachable_timer = atoi(text!=NULL?text:"0");
}
else if( !STRCMP(param->name,"param_retrans_timer") )
{
char* text = (char*)XML_GET_CONTENT(param->children);
param_retrans_timer = atoi(text!=NULL?text:"0");
add_router(&routers, &mac, &lla, param_curhoplimit, param_flags_reserved, param_router_lifetime, param_reachable_timer, param_retrans_timer);
}
else if( !STRCMP(param->name,"addresses") )
{
xmlNode *address = param->children;
while(address != NULL)
{
if (address->type == XML_ELEMENT_NODE)
{
if( !STRCMP(address->name,"address") )
{
struct in6_addr addr;
inet_pton(AF_INET6,(char *)XML_GET_CONTENT(address->children), &addr);
add_router_address(&routers, mac, addr);
}
}
address = address->next;
}
}
else if( !STRCMP(param->name,"prefixes") )
{
xmlNode *prefix = param->children;
while(prefix != NULL)
{
if (prefix->type == XML_ELEMENT_NODE)
{
if( !STRCMP(prefix->name,"prefix") )
{
struct in6_addr addr;
int mask=0;
char buffer[INET6_ADDRSTRLEN];
struct _xmlAttr *attr = prefix->properties;
while(attr != NULL)
{
if (attr->type == XML_ATTRIBUTE_NODE)
{
if( !STRCMP(attr->name,"mask") )
{
c=(char *)XML_GET_CONTENT(attr->children);
mask = atoi(c);
/* mask = atoi((char *)XML_GET_CONTENT(attr->children)); */
}
}
attr = attr->next;
}
c=(char *)XML_GET_CONTENT(prefix->children);
strncpy(buffer,c, INET6_ADDRSTRLEN);
/* strcpy(buffer,(char *)XML_GET_CONTENT(prefix->children)); */
inet_pton(AF_INET6,buffer, &addr);
add_prefix(&routers, lla, mac, addr,mask);
}
}
prefix = prefix->next;
}
}
}
param = param->next;
}
}
}
router = router->next;
}
}
}
current = current->next;
}
xmlFreeDoc(doc);
return;
}
