2 devtools.c -- Debugging and quality control functions.
3 Copyright (C) 2014, 2017 Guus Sliepen <guus@meshlink.io>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 #include "meshlink_internal.h"
26 #include "splay_tree.h"
32 static void nop_probe(void) {
36 static void keyrotate_nop_probe(int stage) {
41 static void inviter_commits_first_nop_probe(bool stage) {
46 static void sptps_renewal_nop_probe(meshlink_node_t *node) {
51 void (*devtool_trybind_probe)(void) = nop_probe;
52 void (*devtool_keyrotate_probe)(int stage) = keyrotate_nop_probe;
53 void (*devtool_set_inviter_commits_first)(bool inviter_commited_first) = inviter_commits_first_nop_probe;
54 void (*devtool_sptps_renewal_probe)(meshlink_node_t *node) = sptps_renewal_nop_probe;
56 void devtool_get_node_status(meshlink_handle_t *mesh, meshlink_node_t *node, devtool_node_status_t *status) {
57 if(!mesh || !node || !status) {
58 meshlink_errno = MESHLINK_EINVAL;
62 node_t *internal = (node_t *)node;
64 if(pthread_mutex_lock(&mesh->mutex) != 0) {
68 memcpy(&status->status, &internal->status, sizeof status->status);
69 status->mtu = internal->mtu;
70 status->minmtu = internal->minmtu;
71 status->maxmtu = internal->maxmtu;
72 status->mtuprobes = internal->mtuprobes;
73 status->in_packets = internal->in_packets;
74 status->in_bytes = internal->in_bytes;
75 status->out_packets = internal->out_packets;
76 status->out_bytes = internal->out_bytes;
78 // Derive UDP connection status
79 if(internal == mesh->self) {
80 status->udp_status = DEVTOOL_UDP_WORKING;
81 } else if(!internal->status.reachable) {
82 status->udp_status = DEVTOOL_UDP_IMPOSSIBLE;
83 } else if(!internal->status.validkey) {
84 status->udp_status = DEVTOOL_UDP_UNKNOWN;
85 } else if(internal->status.udp_confirmed) {
86 status->udp_status = DEVTOOL_UDP_WORKING;
87 } else if(internal->mtuprobes > 30) {
88 status->udp_status = DEVTOOL_UDP_FAILED;
89 } else if(internal->mtuprobes > 0) {
90 status->udp_status = DEVTOOL_UDP_TRYING;
92 status->udp_status = DEVTOOL_UDP_UNKNOWN;
95 pthread_mutex_unlock(&mesh->mutex);
98 meshlink_handle_t *devtool_open_in_netns(const char *confbase, const char *name, const char *appname, dev_class_t devclass, int netns) {
99 meshlink_open_params_t *params = meshlink_open_params_init(confbase, name, appname, devclass);
100 params->netns = dup(netns);
101 meshlink_handle_t *handle;
103 if(params->netns == -1) {
105 meshlink_errno = MESHLINK_EINVAL;
107 handle = meshlink_open_ex(params);
110 meshlink_open_params_free(params);
115 void devtool_force_sptps_renewal(meshlink_handle_t *mesh, meshlink_node_t *node) {
117 meshlink_errno = MESHLINK_EINVAL;
121 node_t *n = (node_t *)node;
122 connection_t *c = n->connection;
124 n->last_req_key = -3600;
127 c->last_key_renewal = -3600;
131 void devtool_set_meta_status_cb(meshlink_handle_t *mesh, meshlink_node_status_cb_t cb) {
133 meshlink_errno = MESHLINK_EINVAL;
137 if(pthread_mutex_lock(&mesh->mutex) != 0) {
141 mesh->meta_status_cb = cb;
142 pthread_mutex_unlock(&mesh->mutex);