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First set of fixes 

There are still some problems but at least it does something now.
This commit is contained in:
Přemysl Eric Janouch 2014-09-18 23:41:07 +02:00
parent 64fa986cd0
commit 4662e84995
4 changed files with 100 additions and 83 deletions
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24
plugins/http.c
View File

@ -49,24 +49,6 @@ on_data (void *handle, struct unit *u, struct str *data)
// TODO
}
static void
on_eof (void *handle, struct unit *u)
{
// TODO
}
static void
on_error (void *handle, struct unit *u)
{
// TODO
}
static void
on_aborted (void *handle, struct unit *u)
{
// TODO
}
static struct service g_http_service =
{
.name = "HTTP",
@ -75,9 +57,9 @@ static struct service g_http_service =
.scan_init = scan_init,
.scan_free = scan_free,
.on_data = on_data,
.on_eof = on_eof,
.on_error = on_error,
.on_aborted = on_aborted
.on_eof = NULL,
.on_error = NULL,
.on_aborted = NULL
};
static bool

60
plugins/ssh.c
View File

@ -30,44 +30,50 @@ static struct plugin_data
}
g_data;
struct scan_data
{
struct str input; ///< Input buffer
};
static void *
scan_init (struct unit *u)
{
// TODO
return NULL;
(void) u;
struct scan_data *scan = xcalloc (1, sizeof *scan);
str_init (&scan->input);
return scan;
}
static void
scan_free (void *handle)
{
// TODO
struct scan_data *scan = handle;
str_free (&scan->input);
free (scan);
}
static void
on_data (void *handle, struct unit *u, struct str *data)
{
// TODO
// TODO: don't let the input buffer grow too much
struct scan_data *scan = handle;
str_append_str (&scan->input, data);
char *input = scan->input.str;
char *nl = strstr (input, "\r\n");
if (!nl)
return;
// TODO: parse the reply, make sure that it's actually SSH,
// don't put just any garbage in the output info
*nl = '\0';
g_data.api->unit_add_info (u, input);
g_data.api->unit_set_success (u, true);
g_data.api->unit_abort (u);
}
static void
on_eof (void *handle, struct unit *u)
{
// TODO
}
static void
on_error (void *handle, struct unit *u)
{
// TODO
}
static void
on_aborted (void *handle, struct unit *u)
{
// TODO
}
static struct service g_http_service =
static struct service g_ssh_service =
{
.name = "SSH",
.flags = 0,
@ -75,16 +81,16 @@ static struct service g_http_service =
.scan_init = scan_init,
.scan_free = scan_free,
.on_data = on_data,
.on_eof = on_eof,
.on_error = on_error,
.on_aborted = on_aborted
.on_eof = NULL,
.on_error = NULL,
.on_aborted = NULL
};
static bool
initialize (void *ctx, struct plugin_api *api)
{
g_data = (struct plugin_data) { .ctx = ctx, .api = api };
api->register_service (ctx, &g_http_service);
api->register_service (ctx, &g_ssh_service);
return true;
}

87
ponymap.c
View File

@ -70,7 +70,7 @@ init_terminal (void)
// Make sure all terminal features used by us are supported
if (!set_a_foreground || !orig_pair
|| !enter_standout_mode || !exit_standout_mode
|| !clr_bol || !cursor_left)
|| !carriage_return || !cursor_left || !clr_eol)
{
del_curterm (cur_term);
return;
@ -312,6 +312,10 @@ struct generator
struct transport *transport_iter; ///< Transport iterator
};
static bool generator_step (struct app_context *ctx);
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
struct app_context
{
struct str_map config; ///< User configuration
@ -432,8 +436,9 @@ indicator_show (struct app_context *ctx)
if (self->shown || !g_terminal.initialized || !g_terminal.stdout_is_tty)
return;
tputs (clr_bol, 1, putchar);
tputs (carriage_return, 1, putchar);
printf ("%s... %c", self->status, self->frames[self->position]);
tputs (clr_eol, 1, putchar);
fflush (stdout);
indicator_set_timer (ctx);
@ -447,7 +452,8 @@ indicator_hide (struct app_context *ctx)
if (!self->shown)
return;
tputs (clr_bol, 1, putchar);
tputs (carriage_return, 1, putchar);
tputs (clr_eol, 1, putchar);
fflush (stdout);
ssize_t i = poller_timers_find
@ -503,8 +509,17 @@ unit_abort (struct unit *u)
return;
u->aborted = true;
if (u->service->on_aborted)
u->service->on_aborted (u->service_data, u);
ssize_t i;
struct app_context *ctx = u->target->ctx;
struct poller *poller = &ctx->poller;
if ((i = poller_find_by_fd (poller, u->socket_fd)) != -1)
poller_remove_at_index (poller, i);
while ((i = poller_timers_find_by_data (&poller->timers, u)) != -1)
poller_timers_remove_at_index (&poller->timers, i);
u->transport->cleanup (u);
u->service->scan_free (u->service_data);
xclose (u->socket_fd);
@ -516,11 +531,9 @@ unit_abort (struct unit *u)
// We're no longer running
LIST_UNLINK (u->target->running_units, u);
// Get rid of all timers
struct poller *poller = &u->target->ctx->poller;
ssize_t i;
while ((i = poller_timers_find_by_data (&poller->timers, u)) != -1)
poller_timers_remove_at_index (&poller->timers, i);
// We might have made it possible to launch new units
while (generator_step (ctx))
;
if (u->success)
{
@ -575,9 +588,15 @@ on_unit_ready (const struct pollfd *pfd, struct unit *u)
exception:
if (result == TRANSPORT_IO_EOF)
{
if (service->on_eof)
service->on_eof (u->service_data, u);
}
else if (result == TRANSPORT_IO_ERROR)
{
if (service->on_error)
service->on_error (u->service_data, u);
}
unit_abort (u);
@ -711,9 +730,7 @@ unit_make (struct target *target, uint32_t ip, uint16_t port,
static void
try_finish_quit (struct app_context *ctx)
{
if (ctx->quitting
&& !ctx->running_targets
&& !ctx->generator.current_target)
if (!ctx->running_targets && !ctx->generator.current_target)
ctx->polling = false;
}
@ -857,7 +874,7 @@ load_plugins (struct app_context *ctx)
}
char *dot = strrchr (iter->d_name, '.');
if (dot && !strcmp (dot, ".so"))
if (!dot || strcmp (dot, ".so"))
continue;
char *path = xstrdup_printf ("%s/%s", plugin_dir, iter->d_name);
@ -1105,8 +1122,8 @@ initialize_tls (struct app_context *ctx)
}
// Fuck off, we're just scanning
SSL_CTX_set_verify (ctx->ssl_ctx, SSL_VERIFY_NONE, NULL);
SSL_CTX_set_mode (ctx->ssl_ctx,
SSL_CTX_set_verify (ssl_ctx, SSL_VERIFY_NONE, NULL);
SSL_CTX_set_mode (ssl_ctx,
SSL_MODE_ENABLE_PARTIAL_WRITE | SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
ctx->ssl_ctx = ssl_ctx;
@ -1248,6 +1265,8 @@ target_dump_json (struct target *self, struct target_dump_data *data)
if (u->service != last_service)
{
service = json_object ();
ports = json_array ();
json_array_append_new (services, service);
json_object_set_new (service, "name",
json_string (u->service->name));
@ -1256,7 +1275,6 @@ target_dump_json (struct target *self, struct target_dump_data *data)
json_object_set_new (service, "ports", ports);
last_service = u->service;
ports = json_array ();
}
json_t *port = json_object ();
@ -1426,6 +1444,7 @@ generator_make_target (struct app_context *ctx)
g->current_target = target;
target->ref_count = 1;
target->ctx = ctx;
target->ip = g->ip_iter;
if (g->ip_iter == g->ip_range_iter->original_address)
target->hostname = xstrdup (g->ip_range_iter->original_name);
@ -1458,16 +1477,21 @@ generator_step (struct app_context *ctx)
{
struct generator *g = &ctx->generator;
// XXX: we're probably going to need a way to distinguish
// between "try again" and "stop trying".
if (!g->ip_range_iter)
if (ctx->quitting || !g->ip_range_iter)
return false;
if (!g->current_target)
generator_make_target (ctx);
if (unit_make (g->current_target, g->ip_iter, g->port_iter,
g->svc, g->transport_iter) != UNIT_MAKE_OK)
switch (unit_make (g->current_target,
g->ip_iter, g->port_iter, g->svc, g->transport_iter))
{
case UNIT_MAKE_OK:
case UNIT_MAKE_ERROR:
break;
case UNIT_MAKE_TRY_AGAIN:
// TODO: set a timer for a few seconds, we might eventually get lucky
return false;
}
// Try to find the next available transport
while (true)
@ -1646,7 +1670,7 @@ static bool
add_service (struct app_context *ctx, const char *name)
{
// To be resolved later
str_map_set (&ctx->svc_list, name, (void *) name);
str_map_set (&ctx->svc_list, name, xstrdup (name));
return true;
}
@ -1678,13 +1702,13 @@ add_target (struct app_context *ctx, const char *target)
}
struct ip_range *range = xcalloc (1, sizeof *range);
uint32_t bitmask = ~(((uint64_t) 1 << (32 - mask)) - 1);
uint32_t bitmask = ((uint64_t) 1 << (32 - mask)) - 1;
hard_assert (result->ai_family == AF_INET);
hard_assert (result->ai_addr->sa_family == AF_INET);
uint32_t addr = ntohl (((struct sockaddr_in *)
result->ai_addr)->sin_addr.s_addr);
range->start = addr & bitmask;
range->start = addr & ~bitmask;
range->end = addr | bitmask;
freeaddrinfo (result);
@ -1738,9 +1762,9 @@ resolve_service_names (struct app_context *ctx)
{
struct str_map_iter iter;
str_map_iter_init (&iter, &ctx->svc_list);
const char *name;
char *name = NULL;
bool success = true;
while ((name = str_map_iter_next (&iter)))
while (free (name), (name = str_map_iter_next (&iter)))
{
struct service *service;
if ((service = str_map_find (&ctx->services, name)))
@ -1892,8 +1916,10 @@ main (int argc, char *argv[])
if (!load_plugins (&ctx))
exit (EXIT_FAILURE);
LIST_PREPEND (ctx.transports, &g_transport_plain);
// TODO: make the order unimportant; this hopes all services support
// the plain transport and that it is the first on the list
initialize_tls (&ctx);
LIST_PREPEND (ctx.transports, &g_transport_plain);
if (!ctx.port_list)
{
@ -1922,13 +1948,16 @@ main (int argc, char *argv[])
merge_port_ranges (&ctx);
merge_ip_ranges (&ctx);
// TODO: initate the scan -> generate as many units as possible
// Initate the scan: generate as many units as possible
generator_init (&ctx);
while (generator_step (&ctx))
;
ctx.polling = true;
while (ctx.polling)
poller_run (&ctx.poller);
if (ctx.json_results && !json_dump_file (ctx.json_results,
if (ctx.json_results && json_dump_file (ctx.json_results,
ctx.json_filename, JSON_INDENT (2) | JSON_SORT_KEYS | JSON_ENCODE_ANY))
print_error ("failed to write JSON output");

4
utils.c
View File

@ -1214,11 +1214,11 @@ poller_run (struct poller *self)
if (n_fds == -1)
exit_fatal ("%s: %s", "epoll", strerror (errno));
poller_timers_dispatch (&self->timers);
self->dispatch_next = 0;
self->dispatch_total = n_fds;
poller_timers_dispatch (&self->timers);
while (self->dispatch_next < self->dispatch_total)
{
struct epoll_event *revents = self->revents + self->dispatch_next;