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/*
* Copyright (C) 2015 "IoT.bzh"
* Author "Fulup Ar Foll"
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
References:
https://www.gnu.org/software/libmicrohttpd/manual/html_node/index.html#Top
http://www-01.ibm.com/support/knowledgecenter/SSB23S_1.1.0.9/com.ibm.ztpf-ztpfdf.doc_put.09/gtpc2/cpp_vsprintf.html?cp=SSB23S_1.1.0.9%2F0-3-8-1-0-16-8
*/
#include "../include/local-def.h"
#include <stdarg.h>
#include <sys/stat.h>
#include <sys/types.h>
#define AFB_CONFIG_JTYPE "AFB_config"
PUBLIC char *ERROR_LABEL[]=ERROR_LABEL_DEF;
// load config from disk and merge with CLI option
PUBLIC AFB_error configLoadFile (AFB_session * session, AFB_config *cliconfig) {
static char cacheTimeout [10];
int fd;
json_object * AFBConfig, *value;
// TBD integrate alias-dir array with config-file
session->config->aliasdir = cliconfig->aliasdir;
session->config->mode = cliconfig->mode;
// default HTTP port
if (cliconfig->httpdPort == 0) session->config->httpdPort=1234;
else session->config->httpdPort=cliconfig->httpdPort;
// default Plugin API timeout
if (cliconfig->apiTimeout == 0) session->config->apiTimeout=DEFLT_API_TIMEOUT;
else session->config->apiTimeout=cliconfig->apiTimeout;
// default AUTH_TOKEN
if (cliconfig->token == NULL) session->config->token= DEFLT_AUTH_TOKEN;
else session->config->token=cliconfig->token;
// cache timeout default one hour
if (cliconfig->cacheTimeout == 0) session->config->cacheTimeout=DEFLT_CACHE_TIMEOUT;
else session->config->cacheTimeout=cliconfig->cacheTimeout;
// cache timeout default one hour
if (cliconfig->cntxTimeout == 0) session->config->cntxTimeout=DEFLT_CNTX_TIMEOUT;
else session->config->cntxTimeout=cliconfig->cntxTimeout;
if (cliconfig->rootdir == NULL) {
session->config->rootdir = getenv("AFBDIR");
if (session->config->rootdir == NULL) {
session->config->rootdir = malloc (512);
strncpy (session->config->rootdir, getenv("HOME"),512);
strncat (session->config->rootdir, "/.AFB",512);
}
// if directory does not exist createit
mkdir (session->config->rootdir, O_RDWR | S_IRWXU | S_IRGRP);
} else {
session->config->rootdir = cliconfig->rootdir;
}
// if no Angular/HTML5 rootbase let's try '/' as default
if (cliconfig->rootbase == NULL) {
session->config->rootbase = "/opa";
} else {
session->config->rootbase= cliconfig->rootbase;
}
if (cliconfig->rootapi == NULL) {
session->config->rootapi = "/api";
} else {
session->config->rootapi= cliconfig->rootapi;
}
if (cliconfig->ldpaths == NULL) {
session->config->ldpaths = PLUGIN_INSTALL_DIR;
} else {
session->config->ldpaths= cliconfig->ldpaths;
}
// if no session dir create a default path from rootdir
if (cliconfig->sessiondir == NULL) {
session->config->sessiondir = malloc (512);
strncpy (session->config->sessiondir, session->config->rootdir, 512);
strncat (session->config->sessiondir, "/sessions",512);
} else {
session->config->sessiondir = cliconfig->sessiondir;
}
// if no config dir create a default path from sessiondir
if (cliconfig->configfile == NULL) {
session->config->configfile = malloc (512);
strncpy (session->config->configfile, session->config->sessiondir, 512);
strncat (session->config->configfile, "/AFB-config.json",512);
} else {
session->config->configfile = cliconfig->configfile;
}
// if no config dir create a default path from sessiondir
if (cliconfig->pidfile == NULL) {
session->config->pidfile = malloc (512);
strncpy (session->config->pidfile, session->config->sessiondir, 512);
strncat (session->config->pidfile, "/AFB-process.pid",512);
} else {
session->config->pidfile= cliconfig->pidfile;
}
// if no config dir create a default path from sessiondir
if (cliconfig->console == NULL) {
session->config->console = malloc (512);
strncpy (session->config->console, session->config->sessiondir, 512);
strncat (session->config->console, "/AFB-console.out",512);
} else {
session->config->console= cliconfig->console;
}
// just upload json object and return without any further processing
if((fd = open(session->config->configfile, O_RDONLY)) < 0) {
if (verbose) fprintf (stderr, "AFB:notice: config at %s: %s\n", session->config->configfile, strerror(errno));
return AFB_EMPTY;
}
// openjson from FD is not public API we need to reopen it !!!
close(fd);
AFBConfig = json_object_from_file (session->config->configfile);
// check it is an AFB_config
if (json_object_object_get_ex (AFBConfig, "jtype", &value)) {
if (strcmp (AFB_CONFIG_JTYPE, json_object_get_string (value))) {
fprintf (stderr,"AFB: Error file [%s] is not a valid [%s] type\n ", session->config->configfile, AFB_CONFIG_JTYPE);
return AFB_FAIL;
}
}
if (!cliconfig->rootdir && json_object_object_get_ex (AFBConfig, "rootdir", &value)) {
session->config->rootdir = strdup (json_object_get_string (value));
}
if (!cliconfig->rootbase && json_object_object_get_ex (AFBConfig, "rootbase", &value)) {
session->config->rootbase = strdup (json_object_get_string (value));
}
if (!cliconfig->rootapi && json_object_object_get_ex (AFBConfig, "rootapi", &value)) {
session->config->rootapi = strdup (json_object_get_string (value));
}
if (!cliconfig->ldpaths && json_object_object_get_ex (AFBConfig, "plugins", &value)) {
session->config->ldpaths = strdup (json_object_get_string (value));
}
if (!cliconfig->setuid && json_object_object_get_ex (AFBConfig, "setuid", &value)) {
session->config->setuid = strdup (json_object_get_string (value));
}
if (!cliconfig->sessiondir && json_object_object_get_ex (AFBConfig, "sessiondir", &value)) {
session->config->sessiondir = strdup (json_object_get_string (value));
}
if (!cliconfig->pidfile && json_object_object_get_ex (AFBConfig, "pidfile", &value)) {
session->config->pidfile = strdup (json_object_get_string (value));
}
if (!cliconfig->httpdPort && json_object_object_get_ex (AFBConfig, "httpdPort", &value)) {
session->config->httpdPort = json_object_get_int (value);
}
if (!cliconfig->localhostOnly && json_object_object_get_ex (AFBConfig, "localhostonly", &value)) {
session->config->localhostOnly = json_object_get_int (value);
}
if (!cliconfig->cacheTimeout && json_object_object_get_ex (AFBConfig, "cachetimeout", &value)) {
session->config->cacheTimeout = json_object_get_int (value);
}
if (!cliconfig->apiTimeout && json_object_object_get_ex (AFBConfig, "apitimeout", &value)) {
session->config->apiTimeout = json_object_get_int (value);
}
if (!cliconfig->cntxTimeout && json_object_object_get_ex (AFBConfig, "cntxtimeout", &value)) {
session->config->cntxTimeout = json_object_get_int (value);
}
// cacheTimeout is an integer but HTTPd wants it as a string
snprintf (cacheTimeout, sizeof (cacheTimeout),"%d", session->config->cacheTimeout);
session->cacheTimeout = cacheTimeout; // httpd uses cacheTimeout string version
json_object_put (AFBConfig); // decrease reference count to free the json object
return AFB_SUCCESS;
}
PUBLIC AFB_session *configInit ()
{
AFB_session *session = calloc (1, sizeof (AFB_session));
session->config = calloc (1, sizeof (AFB_config));
return session;
}
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