Allow the mesh to detect when a node has completely restarted.

[meshlink] / src / meshlink.c

diff --git a/src/meshlink.c b/src/meshlink.c
index f1b6a334c6a7bb90bd6be8018a90b861a65a2842..0318a497ba98bc4a30549898c72ccbd19b12ef81 100644 (file)
--- a/src/meshlink.c
+++ b/src/meshlink.c
@@ -889,6 +889,7 @@ static bool meshlink_setup(meshlink_handle_t *mesh) {
        mesh->self->name = xstrdup(mesh->name);
        mesh->self->devclass = mesh->devclass;
        mesh->self->ecdsa = ecdsa_set_public_key(ecdsa_get_public_key(mesh->private_key));
+       mesh->self->session_id = mesh->session_id;
 
        if(!write_main_config_files(mesh)) {
                logger(mesh, MESHLINK_ERROR, "Could not write main config files into %s/current: %s\n", mesh->confbase, strerror(errno));
@@ -967,6 +968,7 @@ static bool meshlink_read_config(meshlink_handle_t *mesh) {
        mesh->self = new_node();
        mesh->self->name = xstrdup(name);
        mesh->self->devclass = mesh->devclass;
+       mesh->self->session_id = mesh->session_id;
 
        if(!node_read_public_key(mesh, mesh->self)) {
                logger(NULL, MESHLINK_ERROR, "Could not read our host configuration file!");
@@ -1288,6 +1290,10 @@ meshlink_handle_t *meshlink_open_ex(const meshlink_open_params_t *params) {
 
        randomize(&mesh->prng_state, sizeof(mesh->prng_state));
 
+       do {
+               randomize(&mesh->session_id, sizeof(mesh->session_id));
+       } while(mesh->session_id == 0);
+
        memcpy(mesh->dev_class_traits, default_class_traits, sizeof(default_class_traits));
 
        if(usingname) {
@@ -2221,6 +2227,7 @@ bool meshlink_set_port(meshlink_handle_t *mesh, int port) {
        mesh->self = new_node();
        mesh->self->name = xstrdup(mesh->name);
        mesh->self->devclass = mesh->devclass;
+       mesh->self->session_id = mesh->session_id;
        xasprintf(&mesh->myport, "%d", port);
 
        if(!node_read_public_key(mesh, mesh->self)) {