root / mainbox / query.c @ 75cef49f
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#include "query.h" |
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#include "event.h" |
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#include <stdio.h> |
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#include <curl/curl.h> |
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|
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const char *server; |
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|
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int query_init(const char *server_name) { |
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CURLcode error_code; |
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|
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server = server_name; |
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|
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error_code = curl_global_init(CURL_GLOBAL_NOTHING); |
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if (error_code)
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fprintf(stderr, "curl_global_init: %s\n", curl_easy_strerror(error_code));
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return error_code;
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} |
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|
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void query_cleanup() {
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curl_global_cleanup(); |
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} |
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|
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static size_t write_bool(void *buffer, size_t size, size_t nmemb, void *userp) { |
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int *resultp = userp;
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char *str = buffer;
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|
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if (size*nmemb > 0 && str[0] == '1') |
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*resultp = 1;
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else
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*resultp = 0;
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return nmemb;
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} |
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|
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/*
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* query_user_permission
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*
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* Makes an HTTP request to the CRM server to see if user_id has access to
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* tool_id. Returns 1 if the server replies with '1' or 0 otherwise.
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*/
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int query_user_permission(int tool_id, unsigned int user_id) { |
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CURL* handle; |
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CURLcode error_code; |
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char url[1024]; |
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int result = 0; |
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long response = 0; |
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handle = curl_easy_init(); |
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if (handle == NULL) |
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return 0; |
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sprintf(url, "http://%s/roboauth/%08x/%d/", server, user_id, tool_id);
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error_code = curl_easy_setopt(handle, CURLOPT_URL, url); |
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if (error_code) goto error; |
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error_code = curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, write_bool); |
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if (error_code) goto error; |
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error_code = curl_easy_setopt(handle, CURLOPT_WRITEDATA, &result); |
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if (error_code) goto error; |
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error_code = curl_easy_perform(handle); |
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if (error_code) goto error; |
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error_code = curl_easy_getinfo(handle, CURLINFO_RESPONSE_CODE, &response); |
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if (error_code) goto error; |
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if (response >= 400) |
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fprintf(stderr, "Error %ld from %s\n", response, url);
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else if (response > 200) |
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fprintf(stderr, "Warning: response %ld from %s\n", response, url);
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curl_easy_cleanup(handle); |
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return result;
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error:
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fprintf(stderr, "curl: %s\n", curl_easy_strerror(error_code));
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fprintf(stderr, " when authenticating user %08x on tool %d\n",
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user_id, tool_id); |
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curl_easy_cleanup(handle); |
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return 0; |
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} |
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/*
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* query_add_event
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*
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* Makes an HTTPS POST request to add an event to the CRM server, including
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* user, tool, start time, and stop time. Reads the password from password.txt.
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* Returns 0 if successful, or 1 if there was an error and the caller should
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* try the same event again later.
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*
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* Times are represented as strftime's "%F %T", which is like "YYYY-MM-DD
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* HH:MM:SS" with 24-hour time
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*/
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int query_add_event(struct event_t *event) { |
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CURL* handle; |
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CURLcode error_code; |
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struct curl_httppost *formpost = NULL, *lastptr = NULL; |
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char buf[1024]; |
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struct tm *timeinfo;
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long response = 0; |
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handle = curl_easy_init(); |
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if (handle == NULL) |
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return 1; |
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curl_formadd(&formpost, &lastptr, |
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CURLFORM_COPYNAME, "type",
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CURLFORM_COPYCONTENTS, "usage",
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CURLFORM_END); |
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timeinfo = localtime(&event->tstart); |
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strftime(buf, sizeof(buf), "%F %T", timeinfo); |
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curl_formadd(&formpost, &lastptr, |
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CURLFORM_COPYNAME, "tstart",
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CURLFORM_COPYCONTENTS, buf, |
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CURLFORM_END); |
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timeinfo = localtime(&event->tend); |
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strftime(buf, sizeof(buf), "%F %T", timeinfo); |
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curl_formadd(&formpost, &lastptr, |
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CURLFORM_COPYNAME, "tend",
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CURLFORM_COPYCONTENTS, buf, |
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CURLFORM_END); |
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sprintf(buf, "%08x", event->user);
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curl_formadd(&formpost, &lastptr, |
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CURLFORM_COPYNAME, "user",
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CURLFORM_COPYCONTENTS, buf, |
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CURLFORM_END); |
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sprintf(buf, "%d", event->tool_id);
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curl_formadd(&formpost, &lastptr, |
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CURLFORM_COPYNAME, "machine",
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CURLFORM_COPYCONTENTS, buf, |
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CURLFORM_END); |
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sprintf(buf, "https://%s/add_event/", server);
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error_code = curl_easy_setopt(handle, CURLOPT_URL, buf); |
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if (error_code) goto error; |
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error_code = curl_easy_setopt(handle, CURLOPT_HTTPPOST, formpost); |
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if (error_code) goto error; |
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error_code = curl_easy_perform(handle); |
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if (error_code) goto error; |
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error_code = curl_easy_getinfo(handle, CURLINFO_RESPONSE_CODE, &response); |
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if (error_code) goto error; |
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if (response >= 400) |
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fprintf(stderr, "Error %ld from %s\n", response, buf);
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else if (response > 200) |
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fprintf(stderr, "Warning: response %ld from %s\n", response, buf);
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curl_easy_cleanup(handle); |
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return response >= 300; |
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error:
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fprintf(stderr, "curl: %s\n", curl_easy_strerror(error_code));
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curl_easy_cleanup(handle); |
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return 1; |
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} |