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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <syslog.h>
#include <dirent.h>
#include <sys/time.h>
#include <string.h>
void recurse(char *cur_dir,FILE *out);
/**
*
*
**/
void
usage(void)
{
printf("priority: recurses templates and generates priority file\n");
printf("\t-h\thelp\n");
printf("\t-f\toutput file\n");
}
/**
*
*
**/
int
main(int argc, char** argv)
{
int ch;
char *filename = NULL;
//grab inputs
while ((ch = getopt(argc, argv, "hf:")) != -1) {
switch (ch) {
case 'h':
usage();
exit(0);
case 'f':
filename = optarg;
//GET OUT FILE HERE
}
if (filename == NULL) {
strcpy(filename,"priority");
}
FILE *fp = fopen(filename,"w");
if (fp == NULL) {
printf("cannot open priority file. exiting...\n");
}
char root_dir[2048] = "";
recurse(root_dir,fp);
fclose(fp);
}
return 0;
}
/**
* On each priority node write out location and value and continue recursion
*
**/
void
recurse(char *cur_dir,FILE *out)
{
char root_path[] = "/opt/vyatta/share/vyatta-cfg/templates";
char str[2048];
//open and scan node.def
char file[2048];
sprintf(file,"%s/%s/node.def",root_path,cur_dir);
FILE *fp = fopen(file,"r");
// printf("found node.def at: %s\n",file);
if (fp != NULL) {
while (fgets(str, 1024, fp) != 0) {
if (strncmp("priority:",str,9) == 0) {
//retrieve value and write out...
const char delimiters[] = " ";
char *running;
char *token;
running = strdup(str);
token = strsep(&running, delimiters);
token = strsep(&running, delimiters);
unsigned long val = strtoul(token,NULL,10);
if (val > 0 && val <= 1000) {
fwrite(token,1,strlen(token)-1,out);
fwrite(" ",1,1,out);
//remove fixed path
//offset by 1 to remove the leading slash
fwrite(cur_dir+1,1,strlen(cur_dir)-1,out);
fwrite("\n",1,1,out);
}
break;
}
}
fclose(fp);
}
//now recurse the other directories here.
//iterate over directory here
char path[2048];
sprintf(path,"%s/%s",root_path,cur_dir);
DIR *dp;
if ((dp = opendir(path)) == NULL) {
return;
}
//finally iterate over valid child directory entries
struct dirent *dirp = NULL;
while ((dirp = readdir(dp)) != NULL) {
if (strcmp(dirp->d_name, ".") != 0 &&
strcmp(dirp->d_name, "..") != 0 &&
strcmp(dirp->d_name, "node.def") != 0) {
char local_dir[2048];
strcpy(local_dir,cur_dir);
strcat(local_dir,"/");
strcat(local_dir,dirp->d_name);
recurse(local_dir,out);
}
}
closedir(dp);
}
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