X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fmain.c;h=dbfbac5d455b96e661b94b4803b591530589dafa;hb=06382af9092babedbf56aa1c00b3bd7cb0b86cda;hp=f870a3ed1957e654c4892c6d22ad705dcf3a37c0;hpb=bcc7f5e4fc170c7feaad561d13e3fb6b4e6dd798;p=src%2Fapp-framework-binder.git diff --git a/src/main.c b/src/main.c index f870a3ed..dbfbac5d 100644 --- a/src/main.c +++ b/src/main.c @@ -1,69 +1,64 @@ /* - * Copyright (C) 2015 "IoT.bzh" + * Copyright (C) 2015, 2016 "IoT.bzh" * Author "Fulup Ar Foll" + * Author José Bollo * - * 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. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at * - * 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. + * http://www.apache.org/licenses/LICENSE-2.0 * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. */ -/* - * File: main.c - * Author: "Fulup Ar Foll" - * - * Created on 05 December 2015, 15:38 - */ +#define _GNU_SOURCE -#include "local-def.h" - -#include -#include -#include -#include -#include +#include +#include +#include +#include +#include #include -#include +#include -#define AFB_VERSION "0.1" +#include -static sigjmp_buf exitPoint; // context save for set/longjmp +#include "afb-config.h" +#include "afb-hswitch.h" +#include "afb-apis.h" +#include "afb-api-so.h" +#include "afb-api-dbus.h" +#include "afb-hsrv.h" +#include "afb-context.h" +#include "afb-hreq.h" +#include "afb-sig-handler.h" +#include "session.h" +#include "verbose.h" +#include "afb-common.h" -/*---------------------------------------------------------- - | printversion - | print version and copyright - +--------------------------------------------------------- */ - static void printVersion (void) { - - fprintf (stderr,"\n----------------------------------------- \n"); - fprintf (stderr,"| AFB [Application Framework Binder] version=%s |\n", AFB_VERSION); - fprintf (stderr,"----------------------------------------- \n"); - fprintf (stderr,"| Copyright(C) 2016 /IoT.bzh [fulup -at- iot.bzh]\n"); - fprintf (stderr,"| AFB comes with ABSOLUTELY NO WARRANTY.\n"); - fprintf (stderr,"| Licence [what ever makes you happy] until you fix bugs by yourself :)\n\n"); - exit (0); - } // end printVersion +#include + +#if !defined(PLUGIN_INSTALL_DIR) +#error "you should define PLUGIN_INSTALL_DIR" +#endif +#define AFB_VERSION "0.4" // Define command line option #define SET_VERBOSE 1 #define SET_BACKGROUND 2 #define SET_FORGROUND 3 -#define SET_FAKE_MOD 4 #define SET_TCP_PORT 5 #define SET_ROOT_DIR 6 #define SET_ROOT_BASE 7 #define SET_ROOT_API 8 -#define SET_ROOT_ALIAS 9 +#define SET_ALIAS 9 #define SET_CACHE_TIMEOUT 10 #define SET_SESSION_DIR 11 @@ -79,6 +74,10 @@ static sigjmp_buf exitPoint; // context save for set/longjmp #define SET_MODE 18 #define SET_READYFD 19 +#define DBUS_CLIENT 20 +#define DBUS_SERVICE 21 +#define SO_PLUGIN 22 + // Command line structure hold cli --command + help text typedef struct { int val; // command number within application @@ -99,11 +98,11 @@ static AFB_options cliOptions [] = { {SET_ROOT_DIR ,1,"rootdir" , "HTTP Root Directory [default $HOME/.AFB]"}, {SET_ROOT_BASE ,1,"rootbase" , "Angular Base Root URL [default /opa]"}, {SET_ROOT_API ,1,"rootapi" , "HTML Root API URL [default /api]"}, - {SET_ROOT_ALIAS ,1,"alias" , "Muliple url map outside of rootdir [eg: --alias=/icons:/usr/share/icons]"}, + {SET_ALIAS ,1,"alias" , "Muliple url map outside of rootdir [eg: --alias=/icons:/usr/share/icons]"}, {SET_APITIMEOUT ,1,"apitimeout" , "Plugin API timeout in seconds [default 10]"}, {SET_CNTXTIMEOUT ,1,"cntxtimeout" , "Client Session Context Timeout [default 900]"}, - {SET_CACHE_TIMEOUT ,1,"cache-eol" , "Client cache end of live [default 3600s]"}, + {SET_CACHE_TIMEOUT,1,"cache-eol" , "Client cache end of live [default 3600s]"}, {SET_SESSION_DIR ,1,"sessiondir" , "Sessions file path [default rootdir/sessions]"}, @@ -115,168 +114,133 @@ static AFB_options cliOptions [] = { {SET_MODE ,1,"mode" , "set the mode: either local, remote or global"}, {SET_READYFD ,1,"readyfd" , "set the #fd to signal when ready"}, + + {DBUS_CLIENT ,1,"dbus-client" , "bind to an afb service through dbus"}, + {DBUS_SERVICE ,1,"dbus-server" , "provides an afb service through dbus"}, + {SO_PLUGIN ,1,"plugin" , "load the plugin of path"}, + {0, 0, NULL, NULL} }; -static AFB_aliasdir aliasdir[MAX_ALIAS]; -static int aliascount=0; +/*---------------------------------------------------------- + | printversion + | print version and copyright + +--------------------------------------------------------- */ +static void printVersion (FILE *file) +{ + fprintf(file, "\n----------------------------------------- \n"); + fprintf(file, " AFB [Application Framework Binder] version=%s |\n", AFB_VERSION); + fprintf(file, " \n"); + fprintf(file, " Copyright (C) 2015, 2016 \"IoT.bzh\" [fulup -at- iot.bzh]\n"); + fprintf(file, " AFB comes with ABSOLUTELY NO WARRANTY.\n"); + fprintf(file, " Licence Apache 2\n\n"); + exit (0); +} + +/*---------------------------------------------------------- + | printHelp + | print information from long option array + +--------------------------------------------------------- */ + +static void printHelp(FILE *file, const char *name) +{ + int ind; + char command[50]; + + fprintf (file, "%s:\nallowed options\n", name); + for (ind=0; cliOptions [ind].name != NULL;ind++) + { + // display options + if (cliOptions [ind].has_arg == 0 ) + { + fprintf (file, " --%-15s %s\n", cliOptions [ind].name, cliOptions[ind].help); + } else { + sprintf(command, "%s=xxxx", cliOptions [ind].name); + fprintf (file, " --%-15s %s\n", command, cliOptions[ind].help); + } + } + fprintf (file, "Example:\n %s\\\n --verbose --port=1234 --token='azerty' --ldpaths=build/plugins:/usr/lib64/agl/plugins\n", name); +} // load config from disk and merge with CLI option -static AFB_error config_set_default (AFB_session * session) +static void config_set_default (struct afb_config * config) { - static char cacheTimeout [10]; - // default HTTP port - if (session->config->httpdPort == 0) session->config->httpdPort=1234; + if (config->httpdPort == 0) + config->httpdPort = 1234; // default Plugin API timeout - if (session->config->apiTimeout == 0) session->config->apiTimeout=DEFLT_API_TIMEOUT; + if (config->apiTimeout == 0) + config->apiTimeout = DEFLT_API_TIMEOUT; // default AUTH_TOKEN - if (session->config->token == NULL) session->config->token= DEFLT_AUTH_TOKEN; + if (config->token == NULL) + config->token = DEFLT_AUTH_TOKEN; // cache timeout default one hour - if (session->config->cacheTimeout == 0) session->config->cacheTimeout=DEFLT_CACHE_TIMEOUT; + if (config->cacheTimeout == 0) + config->cacheTimeout = DEFLT_CACHE_TIMEOUT; // cache timeout default one hour - if (session->config->cntxTimeout == 0) session->config->cntxTimeout=DEFLT_CNTX_TIMEOUT; - - if (session->config->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 (config->cntxTimeout == 0) + config->cntxTimeout = DEFLT_CNTX_TIMEOUT; + + if (config->rootdir == NULL) { + config->rootdir = getenv("AFBDIR"); + if (config->rootdir == NULL) { + config->rootdir = malloc (512); + strncpy (config->rootdir, getenv("HOME"),512); + strncat (config->rootdir, "/.AFB",512); } // if directory does not exist createit - mkdir (session->config->rootdir, O_RDWR | S_IRWXU | S_IRGRP); + mkdir (config->rootdir, O_RDWR | S_IRWXU | S_IRGRP); } // if no Angular/HTML5 rootbase let's try '/' as default - if (session->config->rootbase == NULL) { - session->config->rootbase = "/opa"; - } + if (config->rootbase == NULL) + config->rootbase = "/opa"; - if (session->config->rootapi == NULL) { - session->config->rootapi = "/api"; - } + if (config->rootapi == NULL) + config->rootapi = "/api"; - if (session->config->ldpaths == NULL) { - session->config->ldpaths = PLUGIN_INSTALL_DIR; - } + if (config->ldpaths == NULL) + config->ldpaths = PLUGIN_INSTALL_DIR; // if no session dir create a default path from rootdir - if (session->config->sessiondir == NULL) { - session->config->sessiondir = malloc (512); - strncpy (session->config->sessiondir, session->config->rootdir, 512); - strncat (session->config->sessiondir, "/sessions",512); + if (config->sessiondir == NULL) { + config->sessiondir = malloc (512); + strncpy (config->sessiondir, config->rootdir, 512); + strncat (config->sessiondir, "/sessions",512); } // if no config dir create a default path from sessiondir - if (session->config->console == NULL) { - session->config->console = malloc (512); - strncpy (session->config->console, session->config->sessiondir, 512); - strncat (session->config->console, "/AFB-console.out",512); + if (config->console == NULL) { + config->console = malloc (512); + strncpy (config->console, config->sessiondir, 512); + strncat (config->console, "/AFB-console.out",512); } - - // 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 - - return AFB_SUCCESS; -} - - - -/*---------------------------------------------------------- - | timeout signalQuit - | - +--------------------------------------------------------- */ -void signalQuit (int signum) { - - sigset_t sigset; - - // unlock timeout signal to allow a new signal to come - sigemptyset (&sigset); - sigaddset (&sigset, SIGABRT); - sigprocmask (SIG_UNBLOCK, &sigset, 0); - - fprintf (stderr, "%s ERR:Received signal quit\n",configTime()); - syslog (LOG_ERR, "Daemon got kill3 & quit [please report bug]"); - longjmp (exitPoint, signum); } -/*---------------------------------------------------------- - | printHelp - | print information from long option array - +--------------------------------------------------------- */ - - static void printHelp(char *name) { - int ind; - char command[20]; - - fprintf (stderr,"%s:\nallowed options\n", name); - for (ind=0; cliOptions [ind].name != NULL;ind++) - { - // display options - if (cliOptions [ind].has_arg == 0 ) - { - fprintf (stderr," --%-15s %s\n", cliOptions [ind].name, cliOptions[ind].help); - } else { - sprintf(command,"%s=xxxx", cliOptions [ind].name); - fprintf (stderr," --%-15s %s\n", command, cliOptions[ind].help); - } - } - fprintf (stderr,"Example:\n %s\\\n --verbose --port=1234 --token='azerty' --ldpaths=build/plugins:/usr/lib64/agl/plugins\n", name); -} // end printHelp - -/*---------------------------------------------------------- - | closeSession - | try to close everything before leaving - +--------------------------------------------------------- */ -static void closeSession (AFB_session *session) { - - -} - -/*---------------------------------------------------------- - | listenLoop - | Main listening HTTP loop - +--------------------------------------------------------- */ -static void listenLoop (AFB_session *session) { - AFB_error err; - - if (signal (SIGABRT, signalQuit) == SIG_ERR) { - fprintf (stderr, "%s ERR: main fail to install Signal handler\n", configTime()); - return; - } - - // ------ Start httpd server - if (session->config->httpdPort > 0) { - - err = httpdStart (session); - if (err != AFB_SUCCESS) return; - - if (session->readyfd != 0) { - static const char readystr[] = "READY=1"; - write(session->readyfd, readystr, sizeof(readystr) - 1); - close(session->readyfd); - } - - // infinite loop - httpdLoop(session); - - fprintf (stderr, "hoops returned from infinite loop [report bug]\n"); - } -} - /*--------------------------------------------------------- | main | Parse option and launch action +--------------------------------------------------------- */ -static void parse_arguments(int argc, char *argv[], AFB_session *session) +static void add_item(struct afb_config *config, int kind, char *value) +{ + struct afb_config_item *item = malloc(sizeof *item); + if (item == NULL) { + ERROR("out of memory"); + exit(1); + } + item->kind = kind; + item->value = value; + item->previous = config->items; + config->items = item; +} + +static void parse_arguments(int argc, char *argv[], struct afb_config *config) { char* programName = argv [0]; int optionIndex = 0; @@ -284,15 +248,11 @@ static void parse_arguments(int argc, char *argv[], AFB_session *session) int nbcmd; struct option *gnuOptions; - // ------------- Build session handler & init config ------- - memset(&aliasdir ,0,sizeof(aliasdir)); - session->config->aliasdir = aliasdir; - // ------------------ Process Command Line ----------------------- // if no argument print help and return if (argc < 2) { - printHelp(programName); + printHelp(stderr, programName); exit(1); } @@ -313,287 +273,370 @@ static void parse_arguments(int argc, char *argv[], AFB_session *session) switch (optc) { case SET_VERBOSE: - verbose = 1; + verbosity++; break; case SET_TCP_PORT: if (optarg == 0) goto needValueForOption; - if (!sscanf (optarg, "%d", &session->config->httpdPort)) goto notAnInteger; + if (!sscanf (optarg, "%d", &config->httpdPort)) goto notAnInteger; break; case SET_APITIMEOUT: if (optarg == 0) goto needValueForOption; - if (!sscanf (optarg, "%d", &session->config->apiTimeout)) goto notAnInteger; + if (!sscanf (optarg, "%d", &config->apiTimeout)) goto notAnInteger; break; case SET_CNTXTIMEOUT: if (optarg == 0) goto needValueForOption; - if (!sscanf (optarg, "%d", &session->config->cntxTimeout)) goto notAnInteger; + if (!sscanf (optarg, "%d", &config->cntxTimeout)) goto notAnInteger; break; case SET_ROOT_DIR: if (optarg == 0) goto needValueForOption; - session->config->rootdir = optarg; - if (verbose) fprintf(stderr, "Forcing Rootdir=%s\n",session->config->rootdir); + config->rootdir = optarg; + INFO("Forcing Rootdir=%s",config->rootdir); break; case SET_ROOT_BASE: if (optarg == 0) goto needValueForOption; - session->config->rootbase = optarg; - if (verbose) fprintf(stderr, "Forcing Rootbase=%s\n",session->config->rootbase); + config->rootbase = optarg; + INFO("Forcing Rootbase=%s",config->rootbase); break; case SET_ROOT_API: if (optarg == 0) goto needValueForOption; - session->config->rootapi = optarg; - if (verbose) fprintf(stderr, "Forcing Rootapi=%s\n",session->config->rootapi); + config->rootapi = optarg; + INFO("Forcing Rootapi=%s",config->rootapi); break; - case SET_ROOT_ALIAS: + case SET_ALIAS: if (optarg == 0) goto needValueForOption; - if (aliascount < MAX_ALIAS) { - aliasdir[aliascount].url = strsep(&optarg,":"); + if ((unsigned)config->aliascount < sizeof (config->aliasdir) / sizeof (config->aliasdir[0])) { + config->aliasdir[config->aliascount].url = strsep(&optarg,":"); if (optarg == NULL) { - fprintf(stderr, "missing ':' in alias %s, ignored\n", aliasdir[aliascount].url); + ERROR("missing ':' in alias %s, ignored", config->aliasdir[config->aliascount].url); } else { - aliasdir[aliascount].path = optarg; - aliasdir[aliascount].len = strlen(aliasdir[aliascount].url); - if (verbose) fprintf(stderr, "Alias url=%s path=%s\n", aliasdir[aliascount].url, aliasdir[aliascount].path); - aliascount++; + config->aliasdir[config->aliascount].path = optarg; + INFO("Alias url=%s path=%s", config->aliasdir[config->aliascount].url, config->aliasdir[config->aliascount].path); + config->aliascount++; } } else { - fprintf(stderr, "Too many aliases [max:%d] %s ignored\n", MAX_ALIAS, optarg); + ERROR("Too many aliases [max:%d] %s ignored", MAX_ALIAS, optarg); } break; case SET_AUTH_TOKEN: if (optarg == 0) goto needValueForOption; - session->config->token = optarg; + config->token = optarg; break; case SET_LDPATH: if (optarg == 0) goto needValueForOption; - session->config->ldpaths = optarg; + config->ldpaths = optarg; break; case SET_SESSION_DIR: if (optarg == 0) goto needValueForOption; - session->config->sessiondir = optarg; + config->sessiondir = optarg; break; case SET_CACHE_TIMEOUT: if (optarg == 0) goto needValueForOption; - if (!sscanf (optarg, "%d", &session->config->cacheTimeout)) goto notAnInteger; - break; - - case SET_FAKE_MOD: - if (optarg != 0) goto noValueForOption; - session->fakemod = 1; + if (!sscanf (optarg, "%d", &config->cacheTimeout)) goto notAnInteger; break; case SET_FORGROUND: if (optarg != 0) goto noValueForOption; - session->foreground = 1; + config->background = 0; break; case SET_BACKGROUND: if (optarg != 0) goto noValueForOption; - session->background = 1; + config->background = 1; break; case SET_MODE: if (optarg == 0) goto needValueForOption; - if (!strcmp(optarg, "local")) session->config->mode = AFB_MODE_LOCAL; - else if (!strcmp(optarg, "remote")) session->config->mode = AFB_MODE_REMOTE; - else if (!strcmp(optarg, "global")) session->config->mode = AFB_MODE_GLOBAL; + if (!strcmp(optarg, "local")) config->mode = AFB_MODE_LOCAL; + else if (!strcmp(optarg, "remote")) config->mode = AFB_MODE_REMOTE; + else if (!strcmp(optarg, "global")) config->mode = AFB_MODE_GLOBAL; else goto badMode; break; case SET_READYFD: if (optarg == 0) goto needValueForOption; - if (!sscanf (optarg, "%u", &session->readyfd)) goto notAnInteger; + if (!sscanf (optarg, "%u", &config->readyfd)) goto notAnInteger; + break; + + case DBUS_CLIENT: + case DBUS_SERVICE: + case SO_PLUGIN: + if (optarg == 0) goto needValueForOption; + add_item(config, optc, optarg); break; case DISPLAY_VERSION: if (optarg != 0) goto noValueForOption; - printVersion(); - exit(0); + printVersion(stdout); + break; case DISPLAY_HELP: default: - printHelp(programName); + printHelp(stdout, programName); exit(0); } } free(gnuOptions); - // if exist merge config file with CLI arguments - config_set_default (session); + config_set_default (config); return; needValueForOption: - fprintf (stderr,"\nERR: AFB-daemon option [--%s] need a value i.e. --%s=xxx\n\n" + ERROR("AFB-daemon option [--%s] need a value i.e. --%s=xxx" ,gnuOptions[optionIndex].name, gnuOptions[optionIndex].name); exit (1); notAnInteger: - fprintf (stderr,"\nERR: AFB-daemon option [--%s] requirer an interger i.e. --%s=9\n\n" + ERROR("AFB-daemon option [--%s] requirer an interger i.e. --%s=9" ,gnuOptions[optionIndex].name, gnuOptions[optionIndex].name); exit (1); noValueForOption: - fprintf (stderr,"\nERR: AFB-daemon option [--%s] don't take value\n\n" + ERROR("AFB-daemon option [--%s] don't take value" ,gnuOptions[optionIndex].name); exit (1); badMode: - fprintf (stderr,"\nERR: AFB-daemon option [--%s] only accepts local, global or remote.\n\n" + ERROR("AFB-daemon option [--%s] only accepts local, global or remote." ,gnuOptions[optionIndex].name); exit (1); } -/*--------------------------------------------------------- - | main - | Parse option and launch action +/*---------------------------------------------------------- + | closeSession + | try to close everything before leaving +--------------------------------------------------------- */ +static void closeSession (int status, void *data) { + /* struct afb_config *config = data; */ +} -int main(int argc, char *argv[]) { - AFB_session *session; +/*---------------------------------------------------------- + | daemonize + | set the process in background + +--------------------------------------------------------- */ +static void daemonize(struct afb_config *config) +{ int consoleFD; - int pid, status; + int pid; - // ------------- Build session handler & init config ------- - session = calloc (1, sizeof (AFB_session)); - session->config = calloc (1, sizeof (AFB_config)); - parse_arguments(argc, argv, session); + // open /dev/console to redirect output messAFBes + consoleFD = open(config->console, O_WRONLY | O_APPEND | O_CREAT , 0640); + if (consoleFD < 0) { + ERROR("AFB-daemon cannot open /dev/console (use --foreground)"); + exit (1); + } - initPlugins(session); + // fork process when running background mode + pid = fork (); - // ------------------ sanity check ---------------------------------------- - if ((session->background) && (session->foreground)) { - fprintf (stderr, "%s ERR: cannot select foreground & background at the same time\n",configTime()); - exit (1); - } + // if fail nothing much to do + if (pid == -1) { + ERROR("AFB-daemon Failed to fork son process"); + exit (1); + } - // ------------------ Some useful default values ------------------------- - if ((session->background == 0) && (session->foreground == 0)) session->foreground=1; + // if in father process, just leave + if (pid != 0) _exit (0); - // open syslog if ever needed - openlog("AFB-log", 0, LOG_DAEMON); + // son process get all data in standalone mode + NOTICE("background mode [pid:%d console:%s]", getpid(),config->console); + + // redirect default I/O on console + close (2); dup(consoleFD); // redirect stderr + close (1); dup(consoleFD); // redirect stdout + close (0); // no need for stdin + close (consoleFD); + +#if 0 + setsid(); // allow father process to fully exit + sleep (2); // allow main to leave and release port +#endif +} - // ------------------ clean exit on CTR-C signal ------------------------ - if (signal (SIGINT, signalQuit) == SIG_ERR) { - fprintf (stderr, "%s Quit Signal received.",configTime()); - return 1; - } +/*--------------------------------------------------------- + | http server + | Handles the HTTP server + +--------------------------------------------------------- */ +static int init_http_server(struct afb_hsrv *hsrv, struct afb_config * config) +{ + int idx; - // save exitPoint context when returning from longjmp closeSession and exit - status = setjmp (exitPoint); // return !+ when coming from longjmp - if (status != 0) { - if (verbose) printf ("INF: main returning from longjump after signal [%d]\n", status); - closeSession (session); - goto exitOnSignal; - } + if (!afb_hsrv_add_handler(hsrv, config->rootapi, afb_hswitch_websocket_switch, NULL, 20)) + return 0; - // let's run this program with a low priority - status=nice (20); + if (!afb_hsrv_add_handler(hsrv, config->rootapi, afb_hswitch_apis, NULL, 10)) + return 0; - // ------------------ Finaly Process Commands ----------------------------- - // let's not take the risk to run as ROOT - //if (getuid() == 0) goto errorNoRoot; + for (idx = 0; idx < config->aliascount; idx++) + if (!afb_hsrv_add_alias (hsrv, config->aliasdir[idx].url, config->aliasdir[idx].path, 0)) + return 0; - // check session dir and create if it does not exist - if (sessionCheckdir (session) != AFB_SUCCESS) goto errSessiondir; - if (verbose) fprintf (stderr, "AFB: notice Init config done\n"); + if (!afb_hsrv_add_alias(hsrv, "", config->rootdir, -10)) + return 0; + if (!afb_hsrv_add_handler(hsrv, config->rootbase, afb_hswitch_one_page_api_redirect, NULL, -20)) + return 0; + return 1; +} - // ---- run in foreground mode -------------------- - if (session->foreground) { +static struct afb_hsrv *start_http_server(struct afb_config * config) +{ + int rc; + struct afb_hsrv *hsrv; - if (verbose) fprintf (stderr,"AFB: notice Foreground mode\n"); + if (afb_hreq_init_download_path("/tmp")) { /* TODO: sessiondir? */ + ERROR("unable to set the tmp directory"); + return NULL; + } - // enter listening loop in foreground - listenLoop(session); - goto exitInitLoop; - } // end foreground + hsrv = afb_hsrv_create(); + if (hsrv == NULL) { + ERROR("memory allocation failure"); + return NULL; + } + if (!afb_hsrv_set_cache_timeout(hsrv, config->cacheTimeout) + || !init_http_server(hsrv, config)) { + ERROR("initialisation of httpd failed"); + afb_hsrv_put(hsrv); + return NULL; + } - // --------- run in background mode ----------- - if (session->background) { + NOTICE("Waiting port=%d rootdir=%s", config->httpdPort, config->rootdir); + NOTICE("Browser URL= http:/*localhost:%d", config->httpdPort); - // if (status != 0) goto errorCommand; - if (verbose) printf ("AFB: Entering background mode\n"); + rc = afb_hsrv_start(hsrv, (uint16_t) config->httpdPort, 15); + if (!rc) { + ERROR("starting of httpd failed"); + afb_hsrv_put(hsrv); + return NULL; + } - // open /dev/console to redirect output messAFBes - consoleFD = open(session->config->console, O_WRONLY | O_APPEND | O_CREAT , 0640); - if (consoleFD < 0) goto errConsole; + return hsrv; +} - // fork process when running background mode - pid = fork (); +static void start_items(struct afb_config_item *item) +{ + if (item != NULL) { + /* keeps the order */ + start_items(item->previous); + switch(item->kind) { + case DBUS_CLIENT: + if (afb_api_dbus_add_client(item->value) < 0) { + ERROR("can't start the afb-dbus client of path %s",item->value); + exit(1); + } + break; + case DBUS_SERVICE: + if (afb_api_dbus_add_server(item->value) < 0) { + ERROR("can't start the afb-dbus service of path %s",item->value); + exit(1); + } + break; + case SO_PLUGIN: + if (afb_api_so_add_plugin(item->value) < 0) { + ERROR("can't start the plugin of path %s",item->value); + exit(1); + } + break; + default: + ERROR("unexpected internal error"); + exit(1); + } + /* frre the item */ + free(item); + } +} - // son process get all data in standalone mode - if (pid == 0) { +/*--------------------------------------------------------- + | main + | Parse option and launch action + +--------------------------------------------------------- */ - printf ("\nAFB: background mode [pid:%d console:%s]\n", getpid(),session->config->console); +int main(int argc, char *argv[]) { + struct afb_hsrv *hsrv; + struct afb_config *config; + struct sd_event *eventloop; - // redirect default I/O on console - close (2); status=dup(consoleFD); // redirect stderr - close (1); status=dup(consoleFD); // redirect stdout - close (0); // no need for stdin - close (consoleFD); + LOGAUTH("afb-daemon"); - setsid(); // allow father process to fully exit - sleep (2); // allow main to leave and release port + // ------------- Build session handler & init config ------- + config = calloc (1, sizeof (struct afb_config)); - fprintf (stderr, "----------------------------\n"); - fprintf (stderr, "%s INF: main background pid=%d\n", configTime(), getpid()); - fflush (stderr); + on_exit(closeSession, config); + parse_arguments(argc, argv, config); - // if everything look OK then look forever - syslog (LOG_ERR, "AFB: Entering infinite loop in background mode"); + // ------------------ sanity check ---------------------------------------- + if (config->httpdPort <= 0) { + ERROR("no port is defined"); + exit (1); + } - // should normally never return from this loop - listenLoop(session); - syslog (LOG_ERR, "AFB: FAIL background infinite loop exited check [%s]\n", session->config->console); + if (config->ldpaths) + afb_api_so_add_pathset(config->ldpaths); - goto exitInitLoop; - } + start_items(config->items); + config->items = NULL; - // if fail nothing much to do - if (pid == -1) goto errorFork; + ctxStoreInit(CTX_NBCLIENTS, config->cntxTimeout, config->token, afb_apis_count()); + if (!afb_hreq_init_cookie(config->httpdPort, config->rootapi, DEFLT_CNTX_TIMEOUT)) { + ERROR("initialisation of cookies failed"); + exit (1); + } - // we are in father process, we don't need this one - _exit (0); + if (afb_sig_handler_init() < 0) { + ERROR("main fail to initialise signal handlers"); + return 1; + } - } // end background-foreground + // let's run this program with a low priority + nice (20); -normalExit: - closeSession (session); // try to close everything before leaving - if (verbose) printf ("\n---- Application Framework Binder Normal End ------\n"); - exit(0); + // ------------------ Finaly Process Commands ----------------------------- + // let's not take the risk to run as ROOT + //if (getuid() == 0) goto errorNoRoot; + + DEBUG("Init config done"); + + // --------- run ----------- + if (config->background) { + // --------- in background mode ----------- + INFO("entering background mode"); + daemonize(config); + } else { + // ---- in foreground mode -------------------- + INFO("entering foreground mode"); + } -// ------------- Fatal ERROR display error and quit ------------- -errorFork: - fprintf (stderr,"\nERR: AFB-daemon Failed to fork son process\n\n"); - exit (1); + hsrv = start_http_server(config); + if (hsrv == NULL) + exit(1); -exitOnSignal: - fprintf (stderr,"\n%s INF: AFB-daemon pid=%d received exit signal (Hopefully crtl-C or --kill-previous !!!)\n\n" - ,configTime(), getpid()); - exit (1); + if (config->readyfd != 0) { + static const char readystr[] = "READY=1"; + write(config->readyfd, readystr, sizeof(readystr) - 1); + close(config->readyfd); + } -errConsole: - fprintf (stderr,"\nERR: AFB-daemon cannot open /dev/console (use --foreground)\n\n"); - exit (1); + // infinite loop + eventloop = afb_common_get_event_loop(); + for(;;) + sd_event_run(eventloop, 30000000); -errSessiondir: - fprintf (stderr,"\nERR: AFB-daemon cannot read/write session dir\n\n"); - exit (1); + WARNING("hoops returned from infinite loop [report bug]"); -exitInitLoop: - exit (1); + return 0; } -