#include "../src/meshlink.h"
-static int n = 100;
+static int n = 10;
static meshlink_handle_t **mesh;
-static void log_message(meshlink_handle_t *mesh, meshlink_log_level_t level, const char *text) {
- const char *levelstr[] = {"DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"};
- fprintf(stderr, "%s: %s\n", levelstr[level], text);
-}
+static meshlink_node_t **nodes;
+static size_t nnodes;
-static void receive(meshlink_handle_t *mesh, meshlink_node_t *source, const void *data, size_t len) {
- const char *msg = data;
+//Test mesh sending data
+static void testmesh () {
- if(!len || msg[len - 1]) {
- fprintf(stderr, "Received invalid data from %s\n", source->name);
- return;
+ for(int nindex = 0; nindex < n; nindex++) {
+
+ nodes = meshlink_get_all_nodes(mesh[nindex], nodes, &nnodes);
+ if(!nodes) {
+ fprintf(stderr, "Could not get list of nodes: %s\n", meshlink_strerror(meshlink_errno));
+ } else {
+ printf("%zu known nodes:", nnodes);
+ for(int i = 0; i < nnodes; i++) {
+ printf(" %s", nodes[i]->name);
+ if(!meshlink_send(mesh[nindex], nodes[i], "magic", strlen("magic") + 1)) {
+ fprintf(stderr, "Could not send message to '%s': %s\n", nodes[i]->name, meshlink_strerror(meshlink_errno));
+ }
}
- printf("%s says: %s\n", source->name, msg);
-}
+ }
-static void node_status(meshlink_handle_t *mesh, meshlink_node_t *node, bool reachable) {
- if(reachable)
- printf("%s joined.\n", node->name);
- else
- printf("%s left.\n", node->name);
+ }
}
-
// Make all nodes know about each other by importing each others public keys and addresses.
static void linkmesh() {
for(int i = 0; i < n; i++) {
fprintf(stderr, "/join requires an argument!\n");
return;
}
-
+ meshlink_stop(mesh[0]);
if(!meshlink_join(mesh[0], arg))
fprintf(stderr, "Could not join using invitation: %s\n", meshlink_strerror(meshlink_errno));
- else
+ else {
fprintf(stderr, "Invitation accepted!\n");
+ meshlink_start(mesh[0]);
+ }
} else if(!strcasecmp(buf, "kick")) {
if(!arg) {
fprintf(stderr, "/kick requires an argument!\n");
printf("Node '%s' blacklisted.\n", arg);
} else if(!strcasecmp(buf, "who")) {
if(!arg) {
- meshlink_node_t *nodes[100];
- size_t n = meshlink_get_all_nodes(mesh[0], nodes, 100);
- if(!n) {
- fprintf(stderr, "No nodes known!\n");
+ nodes = meshlink_get_all_nodes(mesh[0], nodes, &nnodes);
+ if(!nodes) {
+ fprintf(stderr, "Could not get list of nodes: %s\n", meshlink_strerror(meshlink_errno));
} else {
- printf("Known nodes:");
- for(int i = 0; i < n && i < 100; i++)
+ printf("%zu known nodes:", nnodes);
+ for(int i = 0; i < nnodes; i++)
printf(" %s", nodes[i]->name);
- if(n > 100)
- printf(" (and %zu more)", n - 100);
printf("\n");
}
} else {
}
} else if(!strcasecmp(buf, "link")) {
linkmesh();
+ } else if(!strcasecmp(buf, "test")) {
+ testmesh();
} else if(!strcasecmp(buf, "quit")) {
printf("Bye!\n");
fclose(stdin);
"/kick <name> Blacklist the given node.\n"
"/who [<name>] List all nodes or show information about the given node.\n"
"/link Link all nodes together.\n"
+ "/test Test functionality sending some data to all nodes\n"
"/quit Exit this program.\n"
);
} else {
int main(int argc, char *argv[]) {
const char *basebase = ".manynodes";
+ const char *namesprefix = "machine1";
char buf[1024];
if(argc > 1)
n = atoi(argv[1]);
if(n < 1) {
- fprintf(stderr, "Usage: %s [number of local nodes] [confbase]\n", argv[0]);
+ fprintf(stderr, "Usage: %s [number of local nodes] [confbase] [prefixnodenames]\n", argv[0]);
return 1;
}
if(argc > 2)
basebase = argv[2];
+ if(argc > 3)
+ namesprefix = argv[3];
+
mesh = calloc(n, sizeof *mesh);
mkdir(basebase, 0750);
char filename[PATH_MAX];
char nodename[100];
for(int i = 0; i < n; i++) {
- snprintf(nodename, sizeof nodename, "node%d", i);
+ snprintf(nodename, sizeof nodename, "%snode%d", namesprefix,i);
snprintf(filename, sizeof filename, "%s/%s", basebase, nodename);
bool itsnew = access(filename, R_OK);
- mesh[i] = meshlink_open(filename, nodename);
+ mesh[i] = meshlink_open(filename, nodename, "manynodes");
if(itsnew)
meshlink_add_address(mesh[i], "localhost");
if(!mesh[i]) {