X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fmain.c;h=ff35b54b6dce19b9635037067a79808cfe850929;hb=775144f839df8e3d37ec1cf52d0f7d3849ac7d46;hp=0bfa5292a9195b85c0e6f7d2c05f6aae22a785e9;hpb=df506d8aeef9ec113c455f3a5f3d471b0a8529e6;p=src%2Fapp-framework-binder.git diff --git a/src/main.c b/src/main.c index 0bfa5292..ff35b54b 100644 --- a/src/main.c +++ b/src/main.c @@ -17,36 +17,44 @@ */ #define _GNU_SOURCE -#define NO_BINDING_VERBOSE_MACRO #include #include +#include +#include #include #include #include #include #include -#include -#include +#if !defined(NO_CALL_PERSONALITY) +#include +#endif -#include +#include + +#include #include "afb-config.h" #include "afb-hswitch.h" -#include "afb-apis.h" +#include "afb-apiset.h" #include "afb-api-so.h" #include "afb-api-dbus.h" #include "afb-api-ws.h" #include "afb-hsrv.h" -#include "afb-context.h" #include "afb-hreq.h" +#include "afb-xreq.h" #include "jobs.h" #include "afb-session.h" #include "verbose.h" #include "afb-common.h" +#include "afb-monitor.h" #include "afb-hook.h" #include "sd-fds.h" +#include "afb-debug.h" +#include "process-name.h" +#include "afb-supervision.h" /* if SELF_PGROUP == 0 the launched command is the group leader @@ -54,7 +62,9 @@ */ #define SELF_PGROUP 1 -static struct afb_config *config; +struct afb_apiset *main_apiset; +struct afb_config *main_config; + static pid_t childpid; /*---------------------------------------------------------- @@ -79,12 +89,12 @@ static struct afb_config_list *run_for_list(struct afb_config_list *list, static int run_start(void *closure, char *value) { - int (*starter) (const char *value) = closure; - return starter(value) >= 0; + int (*starter) (const char *value, struct afb_apiset *apiset) = closure; + return starter(value, main_apiset) >= 0; } -static void start_list(struct afb_config_list *list, - int (*starter) (const char *value), const char *message) +static void apiset_start_list(struct afb_config_list *list, + int (*starter) (const char *value, struct afb_apiset *apiset), const char *message) { list = run_for_list(list, run_start, starter); if (list) { @@ -154,7 +164,7 @@ static void daemonize() int pid; // open /dev/console to redirect output messAFBes - consoleFD = open(config->console, O_WRONLY | O_APPEND | O_CREAT, 0640); + consoleFD = open(main_config->console, O_WRONLY | O_APPEND | O_CREAT, 0640); if (consoleFD < 0) { ERROR("AFB-daemon cannot open /dev/console (use --foreground)"); exit(1); @@ -173,7 +183,7 @@ static void daemonize() // son process get all data in standalone mode NOTICE("background mode [pid:%d console:%s]", getpid(), - config->console); + main_config->console); // redirect default I/O on console close(2); @@ -211,25 +221,25 @@ static int init_alias(void *closure, char *spec) static int init_http_server(struct afb_hsrv *hsrv) { if (!afb_hsrv_add_handler - (hsrv, config->rootapi, afb_hswitch_websocket_switch, NULL, 20)) + (hsrv, main_config->rootapi, afb_hswitch_websocket_switch, main_apiset, 20)) return 0; if (!afb_hsrv_add_handler - (hsrv, config->rootapi, afb_hswitch_apis, NULL, 10)) + (hsrv, main_config->rootapi, afb_hswitch_apis, main_apiset, 10)) return 0; - if (run_for_list(config->aliases, init_alias, hsrv)) + if (run_for_list(main_config->aliases, init_alias, hsrv)) return 0; - if (config->roothttp != NULL) { + if (main_config->roothttp != NULL) { if (!afb_hsrv_add_alias - (hsrv, "", afb_common_rootdir_get_fd(), config->roothttp, + (hsrv, "", afb_common_rootdir_get_fd(), main_config->roothttp, -10, 1)) return 0; } if (!afb_hsrv_add_handler - (hsrv, config->rootbase, afb_hswitch_one_page_api_redirect, NULL, + (hsrv, main_config->rootbase, afb_hswitch_one_page_api_redirect, NULL, -20)) return 0; @@ -241,8 +251,8 @@ static struct afb_hsrv *start_http_server() int rc; struct afb_hsrv *hsrv; - if (afb_hreq_init_download_path(config->uploaddir)) { - ERROR("unable to set the upload directory %s", config->uploaddir); + if (afb_hreq_init_download_path(main_config->uploaddir)) { + ERROR("unable to set the upload directory %s", main_config->uploaddir); return NULL; } @@ -252,17 +262,17 @@ static struct afb_hsrv *start_http_server() return NULL; } - if (!afb_hsrv_set_cache_timeout(hsrv, config->cacheTimeout) + if (!afb_hsrv_set_cache_timeout(hsrv, main_config->cacheTimeout) || !init_http_server(hsrv)) { ERROR("initialisation of httpd failed"); afb_hsrv_put(hsrv); return NULL; } - NOTICE("Waiting port=%d rootdir=%s", config->httpdPort, config->rootdir); - NOTICE("Browser URL= http://localhost:%d", config->httpdPort); + NOTICE("Waiting port=%d rootdir=%s", main_config->httpdPort, main_config->rootdir); + NOTICE("Browser URL= http://localhost:%d", main_config->httpdPort); - rc = afb_hsrv_start(hsrv, (uint16_t) config->httpdPort, 15); + rc = afb_hsrv_start(hsrv, (uint16_t) main_config->httpdPort, 15); if (!rc) { ERROR("starting of httpd failed"); afb_hsrv_put(hsrv); @@ -274,7 +284,6 @@ static struct afb_hsrv *start_http_server() /*--------------------------------------------------------- | execute_command - | +--------------------------------------------------------- */ static void on_sigchld(int signum, siginfo_t *info, void *uctx) @@ -342,7 +351,7 @@ static char *instanciate_string(char *arg, const char *port, const char *token) switch(*++it) { case 'p': wr = stpcpy(wr, port); break; case 't': wr = stpcpy(wr, token); break; - default: *wr++ = SUBST_CHAR; + default: *wr++ = SUBST_CHAR; /*@fallthrough@*/ case SUBST_CHAR: *wr++ = *it; } arg = ++it; @@ -374,11 +383,11 @@ static int instanciate_command_args(const char *port, const char *token) int i; /* instanciate the arguments */ - for (i = 0 ; config->exec[i] ; i++) { - repl = instanciate_string(config->exec[i], port, token); + for (i = 0 ; main_config->exec[i] ; i++) { + repl = instanciate_string(main_config->exec[i], port, token); if (!repl) return -1; - config->exec[i] = repl; + main_config->exec[i] = repl; } return 0; } @@ -387,10 +396,11 @@ static int execute_command() { struct sigaction siga; char port[20]; + const char *token; int rc; /* check whether a command is to execute or not */ - if (!config->exec || !config->exec[0]) + if (!main_config->exec || !main_config->exec[0]) return 0; if (SELF_PGROUP) @@ -408,8 +418,8 @@ static int execute_command() return 0; /* compute the string for port */ - if (config->httpdPort) - rc = snprintf(port, sizeof port, "%d", config->httpdPort); + if (main_config->httpdPort) + rc = snprintf(port, sizeof port, "%d", main_config->httpdPort); else rc = snprintf(port, sizeof port, "%cp", SUBST_CHAR); if (rc < 0 || rc >= (int)(sizeof port)) { @@ -417,80 +427,211 @@ static int execute_command() } else { /* instanciate arguments and environment */ - if (instanciate_command_args(port, config->token) >= 0 - && instanciate_environ(port, config->token) >= 0) { + token = afb_session_initial_token(); + if (instanciate_command_args(port, token) >= 0 + && instanciate_environ(port, token) >= 0) { /* run */ if (!SELF_PGROUP) setpgid(0, 0); - execv(config->exec[0], config->exec); - ERROR("can't launch %s: %m", config->exec[0]); + execv(main_config->exec[0], main_config->exec); + ERROR("can't launch %s: %m", main_config->exec[0]); } } exit(1); return -1; } +/*--------------------------------------------------------- + | startup calls + +--------------------------------------------------------- */ + +struct startup_req +{ + struct afb_xreq xreq; + char *api; + char *verb; + struct afb_config_list *current; + struct afb_session *session; +}; + +static void startup_call_reply(struct afb_xreq *xreq, int status, struct json_object *obj) +{ + struct startup_req *sreq = CONTAINER_OF_XREQ(struct startup_req, xreq); + + if (status >= 0) + NOTICE("startup call %s returned %s", sreq->current->value, json_object_get_string(obj)); + else { + ERROR("startup call %s ERROR! %s", sreq->current->value, json_object_get_string(obj)); + exit(1); + } +} + +static void startup_call_current(struct startup_req *sreq); + +static void startup_call_unref(struct afb_xreq *xreq) +{ + struct startup_req *sreq = CONTAINER_OF_XREQ(struct startup_req, xreq); + + free(sreq->api); + free(sreq->verb); + json_object_put(sreq->xreq.json); + sreq->current = sreq->current->next; + if (sreq->current) + startup_call_current(sreq); + else { + afb_session_close(sreq->session); + afb_session_unref(sreq->session); + free(sreq); + } +} + +static struct afb_xreq_query_itf startup_xreq_itf = +{ + .reply = startup_call_reply, + .unref = startup_call_unref +}; + +static void startup_call_current(struct startup_req *sreq) +{ + char *api, *verb, *json; + + api = sreq->current->value; + verb = strchr(api, '/'); + if (verb) { + json = strchr(verb, ':'); + if (json) { + afb_xreq_init(&sreq->xreq, &startup_xreq_itf); + afb_context_init(&sreq->xreq.context, sreq->session, NULL); + sreq->xreq.context.validated = 1; + sreq->api = strndup(api, verb - api); + sreq->verb = strndup(verb + 1, json - verb - 1); + sreq->xreq.request.api = sreq->api; + sreq->xreq.request.verb = sreq->verb; + sreq->xreq.json = json_tokener_parse(json + 1); + if (sreq->api && sreq->verb && sreq->xreq.json) { + afb_xreq_process(&sreq->xreq, main_apiset); + return; + } + } + } + ERROR("Bad call specification %s", sreq->current->value); + exit(1); +} + +static void run_startup_calls() +{ + struct afb_config_list *list; + struct startup_req *sreq; + + list = main_config->calls; + if (list) { + sreq = calloc(1, sizeof *sreq); + sreq->session = afb_session_create(3600); + sreq->current = list; + startup_call_current(sreq); + } +} + /*--------------------------------------------------------- | job for starting the daemon +--------------------------------------------------------- */ -static void start() +static void start(int signum, void *arg) { struct afb_hsrv *hsrv; - // ------------------ sanity check ---------------------------------------- - if (config->httpdPort <= 0) { - ERROR("no port is defined"); - goto error; + afb_debug("start-entry"); + + if (signum) { + ERROR("start aborted: received signal %s", strsignal(signum)); + exit(1); } /* set the directories */ - mkdir(config->workdir, S_IRWXU | S_IRGRP | S_IXGRP); - if (chdir(config->workdir) < 0) { - ERROR("Can't enter working dir %s", config->workdir); + mkdir(main_config->workdir, S_IRWXU | S_IRGRP | S_IXGRP); + if (chdir(main_config->workdir) < 0) { + ERROR("Can't enter working dir %s", main_config->workdir); goto error; } - if (afb_common_rootdir_set(config->rootdir) < 0) { + if (afb_common_rootdir_set(main_config->rootdir) < 0) { ERROR("failed to set common root directory"); goto error; } - /* install hooks */ - if (config->tracereq) - afb_hook_create_xreq(NULL, NULL, NULL, config->tracereq, NULL, NULL); - if (config->traceditf) - afb_hook_create_ditf(NULL, config->traceditf, NULL, NULL); - - afb_apis_set_timeout(config->apiTimeout); - start_list(config->dbus_clients, afb_api_dbus_add_client, "the afb-dbus client"); - start_list(config->ws_clients, afb_api_ws_add_client, "the afb-websocket client"); - start_list(config->ldpaths, afb_api_so_add_pathset, "the binding path set"); - start_list(config->so_bindings, afb_api_so_add_binding, "the binding"); - - afb_session_init(config->nbSessionMax, config->cntxTimeout, config->token); - - start_list(config->dbus_servers, afb_api_dbus_add_server, "the afb-dbus service"); - start_list(config->ws_servers, afb_api_ws_add_server, "the afb-websocket service"); - - if (!afb_hreq_init_cookie(config->httpdPort, config->rootapi, config->cntxTimeout)) { - ERROR("initialisation of cookies failed"); + /* configure the daemon */ + if (afb_session_init(main_config->nbSessionMax, main_config->cntxTimeout, main_config->token)) { + ERROR("initialisation of session manager failed"); + goto error; + } + main_apiset = afb_apiset_create("main", main_config->apiTimeout); + if (!main_apiset) { + ERROR("can't create main api set"); + goto error; + } + if (afb_monitor_init() < 0) { + ERROR("failed to setup monitor"); + goto error; + } + if (afb_supervision_init() < 0) { + ERROR("failed to setup supervision"); goto error; } + /* install hooks */ + if (main_config->tracereq) + afb_hook_create_xreq(NULL, NULL, NULL, main_config->tracereq, NULL, NULL); + if (main_config->traceditf) + afb_hook_create_ditf(NULL, main_config->traceditf, NULL, NULL); + if (main_config->tracesvc) + afb_hook_create_svc(NULL, main_config->tracesvc, NULL, NULL); + if (main_config->traceevt) + afb_hook_create_evt(NULL, main_config->traceevt, NULL, NULL); + + /* load bindings */ + afb_debug("start-load"); + apiset_start_list(main_config->so_bindings, afb_api_so_add_binding, "the binding"); + apiset_start_list(main_config->dbus_clients, afb_api_dbus_add_client, "the afb-dbus client"); + apiset_start_list(main_config->ws_clients, afb_api_ws_add_client_weak, "the afb-websocket client"); + apiset_start_list(main_config->ldpaths, afb_api_so_add_pathset_fails, "the binding path set"); + apiset_start_list(main_config->weak_ldpaths, afb_api_so_add_pathset_nofails, "the weak binding path set"); + + apiset_start_list(main_config->dbus_servers, afb_api_dbus_add_server, "the afb-dbus service"); + apiset_start_list(main_config->ws_servers, afb_api_ws_add_server, "the afb-websocket service"); + DEBUG("Init config done"); /* start the services */ - if (afb_apis_start_all_services(1) < 0) + afb_debug("start-start"); +#if !defined(NO_CALL_PERSONALITY) + personality((unsigned long)-1L); +#endif + if (afb_apiset_start_all_services(main_apiset, 1) < 0) goto error; /* start the HTTP server */ - if (!config->noHttpd) { + afb_debug("start-http"); + if (!main_config->noHttpd) { + if (main_config->httpdPort <= 0) { + ERROR("no port is defined"); + goto error; + } + + if (!afb_hreq_init_cookie(main_config->httpdPort, main_config->rootapi, main_config->cntxTimeout)) { + ERROR("initialisation of HTTP cookies failed"); + goto error; + } + hsrv = start_http_server(); if (hsrv == NULL) goto error; } + /* run the startup calls */ + afb_debug("start-call"); + run_startup_calls(); + /* run the command */ + afb_debug("start-exec"); if (execute_command() < 0) goto error; @@ -508,17 +649,24 @@ error: int main(int argc, char *argv[]) { + afb_debug("main-entry"); + // let's run this program with a low priority nice(20); sd_fds_init(); // ------------- Build session handler & init config ------- - config = afb_config_parse_arguments(argc, argv); - INFO("running with pid %d", getpid()); + main_config = afb_config_parse_arguments(argc, argv); + if (main_config->name) { + verbose_set_name(main_config->name, 0); + process_name_set_name(main_config->name); + process_name_replace_cmdline(argv, main_config->name); + } + afb_debug("main-args"); // --------- run ----------- - if (config->background) { + if (main_config->background) { // --------- in background mode ----------- INFO("entering background mode"); daemonize(); @@ -526,12 +674,15 @@ int main(int argc, char *argv[]) // ---- in foreground mode -------------------- INFO("entering foreground mode"); } + INFO("running with pid %d", getpid()); /* set the daemon environment */ setup_daemon(); + afb_debug("main-start"); + /* enter job processing */ - jobs_start(3, 0, 50, start); + jobs_start(3, 0, 50, start, NULL); WARNING("hoops returned from jobs_enter! [report bug]"); return 1; }