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Merge branch 'master' of https://github.com/wendal/mosquitto-auth-plug …
…into wendal-master Added example python api removed included Mosquitto code slight cleanup of README closes #35 closes 28
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,186 @@ | ||
| /* | ||
| * Copyright (c) 2013 Jan-Piet Mens <jpmens()gmail.com> wendal <wendal1985()gmai.com> | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, are permitted provided that the following conditions are met: | ||
| * | ||
| * 1. Redistributions of source code must retain the above copyright notice, | ||
| * this list of conditions and the following disclaimer. | ||
| * 2. Redistributions in binary form must reproduce the above copyright | ||
| * notice, this list of conditions and the following disclaimer in the | ||
| * documentation and/or other materials provided with the distribution. | ||
| * 3. Neither the name of mosquitto nor the names of its | ||
| * contributors may be used to endorse or promote products derived from | ||
| * this software without specific prior written permission. | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
| * POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
|
|
||
| #ifdef BE_HTTP | ||
| #include "backends.h" | ||
| #include "be-http.h" | ||
| #include <stdio.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
| #include "hash.h" | ||
| #include "log.h" | ||
| #include <curl/curl.h> | ||
|
|
||
| static int http_post(void *handle, char *uri, const char *username,const char *password, const char *topic, int acc) | ||
| { | ||
| struct http_backend *conf = (struct http_backend *)handle; | ||
| struct curl_slist *headerlist=NULL; | ||
| int re; | ||
| int respCode = 0; | ||
| int ok = FALSE; | ||
| char *url; | ||
| char *data; | ||
|
|
||
| if (username == NULL) { | ||
| return (FALSE); | ||
| } | ||
| if (password == NULL) | ||
| password = ""; | ||
|
|
||
| if (topic == NULL) | ||
| topic = ""; | ||
|
|
||
| CURL *curl = curl_easy_init(); | ||
| if (NULL == curl) { | ||
| _fatal("create easy_handle fail"); | ||
| return (FALSE); | ||
| } | ||
| if (conf->hostheader != NULL) | ||
| curl_slist_append(headerlist, conf->hostheader); | ||
| curl_slist_append(headerlist, "Expect:"); | ||
|
|
||
| //_log(LOG_NOTICE, "u=%s p=%s t=%s acc=%d", username, password, topic, acc); | ||
|
|
||
| url = (char *)malloc(1024); | ||
| data = (char *)malloc(1024); | ||
| sprintf(data, "username=%s&password=%s&topic=%s&acc=%d", | ||
| curl_easy_escape(curl, username, 0), | ||
| curl_easy_escape(curl, password, 0), | ||
| curl_easy_escape(curl, topic, 0), | ||
| acc); | ||
|
|
||
| sprintf(url, "https://%s:%d%s", conf->ip, conf->port, strdup(uri)); | ||
|
|
||
| _log(LOG_DEBUG, "url=%s", url); | ||
| // curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); | ||
|
|
||
| curl_easy_setopt(curl, CURLOPT_URL, url); | ||
| curl_easy_setopt(curl, CURLOPT_POST, 1L); | ||
| curl_easy_setopt(curl, CURLOPT_POSTFIELDS, data); | ||
| curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headerlist); | ||
| curl_easy_setopt(curl, CURLOPT_TIMEOUT, 1); | ||
|
|
||
| re = curl_easy_perform(curl); | ||
| if (re == CURLE_OK) { | ||
| re = curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &respCode); | ||
| if (re == CURLE_OK && respCode == 200) { | ||
| ok = TRUE; | ||
| } else { | ||
| //_log(LOG_NOTICE, "http auth fail re=%d respCode=%d", re, respCode); | ||
| } | ||
| } else { | ||
| _log(LOG_DEBUG, "http req fail url=%s re=%s", url, curl_easy_strerror(re)); | ||
| } | ||
|
|
||
| curl_easy_cleanup(curl); | ||
| curl_slist_free_all (headerlist); | ||
| free(url); | ||
| free(data); | ||
| return (ok); | ||
| } | ||
|
|
||
|
|
||
| void *be_http_init() { | ||
| struct http_backend *conf; | ||
| char *ip; | ||
| char *getuser_uri; | ||
| char *superuser_uri; | ||
| char *aclcheck_uri; | ||
|
|
||
| if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) { | ||
| _fatal("init curl fail"); | ||
| return (NULL); | ||
| } | ||
|
|
||
| if ((ip = p_stab("http_ip")) == NULL) { | ||
| _fatal("Mandatory parameter `http_ip' missing"); | ||
| return (NULL); | ||
| } | ||
| if ((getuser_uri = p_stab("http_getuser_uri")) == NULL) { | ||
| _fatal("Mandatory parameter `http_getuser_uri' missing"); | ||
| return (NULL); | ||
| } | ||
| if ((superuser_uri = p_stab("http_superuser_uri")) == NULL) { | ||
| _fatal("Mandatory parameter `http_superuser_uri' missing"); | ||
| return (NULL); | ||
| } | ||
| if ((aclcheck_uri = p_stab("http_aclcheck_uri")) == NULL) { | ||
| _fatal("Mandatory parameter `http_aclcheck_uri' missing"); | ||
| return (NULL); | ||
| } | ||
| conf = (struct http_backend *)malloc(sizeof(struct http_backend)); | ||
| conf->ip = ip; | ||
| conf->port = p_stab("http_port") == NULL ? 80 : atoi(p_stab("http_port")); | ||
| if (p_stab("http_hostname") != NULL) { | ||
| conf->hostheader = (char *)malloc(128); | ||
| sprintf(conf->hostheader, "Host: %s", p_stab("http_hostname")); | ||
| } else { | ||
| conf->hostheader = NULL; | ||
| } | ||
| conf->getuser_uri = getuser_uri; | ||
| conf->superuser_uri = superuser_uri; | ||
| conf->aclcheck_uri = aclcheck_uri; | ||
|
|
||
| _log(LOG_DEBUG, "getuser_uri=%s", getuser_uri); | ||
| _log(LOG_DEBUG, "superuser_uri=%s", superuser_uri); | ||
| _log(LOG_DEBUG, "aclcheck_uri=%s", aclcheck_uri); | ||
|
|
||
| return conf; | ||
| }; | ||
| void be_http_destroy(void *handle){ | ||
| struct http_backend *conf = (struct http_backend *)handle; | ||
| if (conf) { | ||
| curl_global_cleanup(); | ||
| free(conf); | ||
| } | ||
| }; | ||
| char *be_http_getuser(void *handle, const char *username, const char *password, int *authenticated) { | ||
| struct http_backend *conf = (struct http_backend *)handle; | ||
| int re; | ||
| if (username == NULL) { | ||
| return NULL; | ||
| } | ||
| re = http_post(handle, conf->getuser_uri, username, password, NULL, -1); | ||
| if (re == 1) { | ||
| *authenticated = 1; | ||
| } | ||
| return NULL; | ||
| }; | ||
| int be_http_superuser(void *handle, const char *username){ | ||
| struct http_backend *conf = (struct http_backend *)handle; | ||
| return http_post(handle, conf->superuser_uri, username, NULL, NULL, -1); | ||
| }; | ||
| int be_http_aclcheck(void *handle, const char *clientid, const char *username, const char *topic, int acc) | ||
| { | ||
| struct http_backend *conf = (struct http_backend *)handle; | ||
|
|
||
| /* FIXME: support clientid */ | ||
| return http_post(conf, conf->aclcheck_uri, username, NULL, topic, acc); | ||
| }; | ||
| #endif /* BE_HTTP */ |
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