main-afb-daemon: Export variables to connect to binder

[src/app-framework-binder.git] / src / main-afb-daemon.c

diff --git a/src/main-afb-daemon.c b/src/main-afb-daemon.c
index 65481c4..4fb4792 100644 (file)
--- a/src/main-afb-daemon.c
+++ b/src/main-afb-daemon.c
@@ -116,6 +116,21 @@ static int addenv_realpath(const char *name, const char *path)
        return p ? addenv(name, p) : -1;
 }
 
+/**
+ * Tiny helper around addenv that export an integer
+ *
+ * @param name name of the variable to set
+ * @param value the integer value to export
+ *
+ * @return 0 in case of success or -1 in case of error (with errno set to ENOMEM)
+ */
+static int addenv_int(const char *name, int value)
+{
+       char buffer[64];
+       snprintf(buffer, sizeof buffer, "%d", value);
+       return addenv(name, buffer);
+}
+
 /*----------------------------------------------------------
  |   helpers for handling list of arguments
  +--------------------------------------------------------- */
@@ -526,7 +541,7 @@ static int execute_command()
                ERROR("port->txt failed");
        }
        else {
-               /* instanciate arguments and environment */
+               /* instantiate arguments and environment */
                token = afb_session_initial_token();
                args = instanciate_command_args(exec, port, token);
                if (args && instanciate_environ(port, token) >= 0) {
@@ -667,7 +682,8 @@ static void start(int signum, void *arg)
        settings = NULL;
        token = rootapi = tracesvc = traceditf = tracereq =
                traceapi = traceevt = traceses = traceglob = NULL;
-       no_httpd = http_port = 0;
+       no_httpd = 0;
+       http_port = -1;
        rc = wrap_json_unpack(main_config, "{"
                        "ss ss s?s"
                        "si si si"
@@ -707,6 +723,12 @@ static void start(int signum, void *arg)
                exit(1);
        }
 
+       /* initialize session handling */
+       if (afb_session_init(max_session_count, session_timeout, token)) {
+               ERROR("initialisation of session manager failed");
+               goto error;
+       }
+
        /* set the directories */
        mkdir(workdir, S_IRWXU | S_IRGRP | S_IXGRP);
        if (chdir(workdir) < 0) {
@@ -719,16 +741,29 @@ static void start(int signum, void *arg)
        }
        if (addenv_realpath("AFB_WORKDIR", "."     /* resolved by realpath */)
         || addenv_realpath("AFB_ROOTDIR", rootdir /* relative to current directory */)) {
-               ERROR("can't set environment");
+               ERROR("can't set DIR environment");
                goto error;
        }
 
+       /* setup HTTP */
+       if (!no_httpd) {
+               if (http_port < 0) {
+                       ERROR("no port is defined");
+                       goto error;
+               }
+               if (http_port == 0) {
+                       ERROR("random port is not implemented");
+                       goto error;
+               }
+               if (addenv_int("AFB_PORT", http_port)
+                || addenv("AFB_TOKEN", afb_session_initial_token())) {
+                       ERROR("can't set HTTP environment");
+                       goto error;
+               }
+       }
+
        /* configure the daemon */
        afb_export_set_config(settings);
-       if (afb_session_init(max_session_count, session_timeout, token)) {
-               ERROR("initialisation of session manager failed");
-               goto error;
-       }
        main_apiset = afb_apiset_create("main", api_timeout);
        if (!main_apiset) {
                ERROR("can't create main api set");
@@ -794,11 +829,6 @@ static void start(int signum, void *arg)
        /* start the HTTP server */
        afb_debug("start-http");
        if (!no_httpd) {
-               if (http_port <= 0) {
-                       ERROR("no port is defined");
-                       goto error;
-               }
-
                if (!afb_hreq_init_cookie(http_port, rootapi, session_timeout)) {
                        ERROR("initialisation of HTTP cookies failed");
                        goto error;