test/online/common.c

   1 #define _XOPEN_SOURCE 700
   2 #include <stdlib.h>
   3 #include <stdio.h>
   4 #include <string.h>
   5
   6 char credentials_file[] = "../../test_credentials";
   7
   8 static int read_config(char **line, int order) {
   9     FILE *file;
  10     size_t length = 0;
  11     char *eol;
  12
  13     if (!line) return -1;
  14     free(*line);
  15     *line = NULL;
  16
  17     file = fopen(credentials_file, "r");
  18     if (!file) {
  19         fprintf(stderr, "Could open %s\n", credentials_file);
  20         return -1;
  21     }
  22
  23     for (int i = 0; i < order; i++) {
  24         if (-1 == getline(line, &length, file)) {
  25             fprintf(stderr, "Could not read line #%d from %s: ",
  26                     i + 1, credentials_file);
  27             if (ferror(file))
  28                 fprintf(stderr, "error occured\n");
  29             else if (feof(file))
  30                 fprintf(stderr, "end of file reached\n");
  31             else
  32                 fprintf(stderr, "I don't know why\n");
  33             fclose(file);
  34             free(*line);
  35             *line = NULL;
  36             return -1;
  37         }
  38     }
  39
  40     fclose(file);
  41
  42     eol = strpbrk(*line, "\r\n");
  43     if (eol) *eol = '\0';
  44
  45     return 0;
  46 }
  47
  48 const char *username(void) {
  49     static char *username;
  50
  51     if (!username) {
  52         username = getenv("ISDS_USERNAME");
  53         if (!username)
  54             read_config(&username, 1);
  55     }
  56     return username;
  57 }
  58
  59 const char *password(void) {
  60     static char *password;
  61
  62     if (!password) {
  63         password = getenv("ISDS_PASSWORD");
  64         if (!password)
  65             read_config(&password, 2);
  66     }
  67     return password;
  68 }
  69