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_pwd_file[] = "../../test_credentials";
   7 char credentials_mep_file[] = "../../test_credentials_mep";
   8
   9 static int read_config(const char *credentials_file, char **line, int order) {
  10     FILE *file;
  11     size_t length = 0;
  12     char *eol;
  13
  14     if (NULL == credentials_file) {
  15         return -1;
  16     }
  17
  18     if (!line) return -1;
  19     free(*line);
  20     *line = NULL;
  21
  22     file = fopen(credentials_file, "r");
  23     if (!file) {
  24         fprintf(stderr, "Could not open %s\n", credentials_file);
  25         return -1;
  26     }
  27
  28     for (int i = 0; i < order; i++) {
  29         if (-1 == getline(line, &length, file)) {
  30             fprintf(stderr, "Could not read line #%d from %s: ",
  31                     i + 1, credentials_file);
  32             if (ferror(file))
  33                 fprintf(stderr, "error occured\n");
  34             else if (feof(file))
  35                 fprintf(stderr, "end of file reached\n");
  36             else
  37                 fprintf(stderr, "I don't know why\n");
  38             fclose(file);
  39             free(*line);
  40             *line = NULL;
  41             return -1;
  42         }
  43     }
  44
  45     fclose(file);
  46
  47     eol = strpbrk(*line, "\r\n");
  48     if (eol) *eol = '\0';
  49
  50     return 0;
  51 }
  52
  53 const char *username(void) {
  54     static char *username = NULL;
  55
  56     if (NULL == username) {
  57         username = getenv("ISDS_USERNAME");
  58         if (NULL == username)
  59             read_config(credentials_pwd_file, &username, 1);
  60     }
  61     return username;
  62 }
  63
  64 const char *password(void) {
  65     static char *password = NULL;
  66
  67     if (NULL == password) {
  68         password = getenv("ISDS_PASSWORD");
  69         if (NULL == password)
  70             read_config(credentials_pwd_file, &password, 2);
  71     }
  72     return password;
  73 }
  74
  75 const char *username_mep(void) {
  76     static char *username = NULL;
  77
  78     if (NULL == username) {
  79         username = getenv("ISDS_USERNAME");
  80         if (NULL == username) {
  81             read_config(credentials_mep_file, &username, 1);
  82         }
  83     }
  84     return username;
  85 }
  86
  87 const char *code_mep(void) {
  88     static char *code = NULL;
  89
  90     if (NULL == code) {
  91         code = getenv("ISDS_CODE_MEP");
  92         if (NULL == code) {
  93             read_config(credentials_mep_file, &code, 2);
  94         }
  95     }
  96     return code;
  97 }