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Add setting to control DHT nodeslist update frequency

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Also rename a few things and semi-fix man page format issues
This commit is contained in:
Jfreegman 2016-09-20 13:13:12 -04:00
parent 4f6c603543
commit 151f5f0c51
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GPG Key ID: 3627F3144076AE63
11 changed files with 77 additions and 49 deletions
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6
doc/toxic.1
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@ -82,7 +82,8 @@ Show help message
.RS 4
Use specified
\fInodes\-file\fR
for DHT bootstrap nodes, instead of the default
for DHT bootstrap nodes instead of
\fI~/\&.config/tox/DHTnodes\&.json\fR
.RE
.PP
\-o, \-\-noconnect
@ -124,7 +125,8 @@ Unencrypt a data file\&. A warning will appear if this option is used with a dat
~/\&.config/tox/DHTnodes\&.json
.RS 4
Default location for list of DHT bootstrap nodes (list obtained from
https://nodes\&.tox\&.chat)\&. This list is automatically updated every 30 days\&.
https://nodes\&.tox\&.chat)\&. This list is automatically updated\&. See
\fBtoxic\&.conf\fR(5) for details on controlling the update frequency\&.
.RE
.PP
~/\&.config/tox/toxic_profile\&.tox

4
doc/toxic.1.asc
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@ -41,7 +41,7 @@ OPTIONS
Show help message
-n, --nodes nodes-file::
Use specified 'nodes-file' for DHT bootstrap nodes, instead of the default
Use specified 'nodes-file' for DHT bootstrap nodes instead of '~/.config/tox/DHTnodes.json'
-o, --noconnect::
Do not connect to the DHT network
@ -69,7 +69,7 @@ FILES
-----
~/.config/tox/DHTnodes.json::
Default location for list of DHT bootstrap nodes (list obtained from https://nodes.tox.chat).
This list is automatically updated every 30 days.
This list is automatically updated. See *toxic.conf*(5) for details on controlling the update frequency.
~/.config/tox/toxic_profile.tox::
Savestate which contains your personal info (nickname, Tox ID, contacts,

25
doc/toxic.conf.5
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@ -2,12 +2,12 @@
.\" Title: toxic.conf
.\" Author: [see the "AUTHORS" section]
.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
.\" Date: 2016-02-28
.\" Date: 2016-07-21
.\" Manual: Toxic Manual
.\" Source: toxic __VERSION__
.\" Language: English
.\"
.TH "TOXIC\&.CONF" "5" "2016\-02\-28" "toxic __VERSION__" "Toxic Manual"
.TH "TOXIC\&.CONF" "5" "2016\-07\-21" "toxic __VERSION__" "Toxic Manual"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@ -118,6 +118,11 @@ Show welcome message on startup\&. true or false
Enable friend connection change notifications\&. true or false
.RE
.PP
\fBnodelist_update_freq\fR
.RS 4
How often in days to update the DHT nodes list\&. (0 to disable updates)
.RE
.PP
\fBhistory_size\fR
.RS 4
Maximum lines for chat window history\&. Integer value\&. (for example: 700)
@ -151,11 +156,19 @@ Set user status when attaching and detaching from GNU screen or tmux\&. true or
\fBmplex_away_note\fR
.RS 4
Status message to set when status is set to away due to screen/tmux detach\&. When attaching, the status message is set back to the original value\&.
.RE
.PP
.sp
.if n \{\
.RS 4
.\}
.nf
The following options control whether to output a terminal bell on certain events\&.
.br
Some terminals mark the window as urgent when a bell is received\&. Urgent windows are usually highlighted in the taskbar and some window managers even provide shortcuts to jump to the next urgent window\&. These options don't affect the "alerts" option\&.
Some terminals mark the window as urgent when a bell is received\&. Urgent windows are usually highlighted in the taskbar and some window managers even provide shortcuts to jump to the next urgent window\&.
These options don\*(Aqt affect the "alerts" option\&.
.fi
.if n \{\
.RE
.\}
.RE
.PP
\fBbell_on_message\fR
.RS 4

11
doc/toxic.conf.5.asc
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@ -75,6 +75,9 @@ OPTIONS
*show_connection_msg*;;
Enable friend connection change notifications. true or false
*nodelist_update_freq*;;
How often in days to update the DHT nodes list. (0 to disable updates)
*history_size*;;
Maximum lines for chat window history. Integer value. (for example: 700)
@ -104,16 +107,16 @@ OPTIONS
Some terminals mark the window as urgent when a bell is received. Urgent windows are usually highlighted in the taskbar and some window managers even provide shortcuts to jump to the next urgent window.
These options don't affect the "alerts" option.
*bell_on_message*
*bell_on_message*;;
Enable/Disable the terminal bell when receiving a message. true or false
*bell_on_filetrans*
*bell_on_filetrans*;;
Enable/Disable the terminal bell when receiving a filetransfer. true or false
*bell_on_filetrans_accept*
*bell_on_filetrans_accept*;;
Enable/Disable the terminal bell when a filetransfer was accepted. true or false
*bell_on_invite*
*bell_on_invite*;;
Enable/Disable the terminal bell when receiving a group/call invite. true or false

8
misc/toxic.conf.example
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@ -29,7 +29,7 @@ ui = {
// 24 or 12 hour time
time_format=24;
// timestamp format string according to date/strftime format. Overrides time_format setting
// Timestamp format string according to date/strftime format. Overrides time_format setting
timestamp_format="%H:%M:%S";
// true to show you when others are typing a message in 1-on-1 chats
@ -44,6 +44,9 @@ ui = {
// true to show friend connection change messages on the home screen
show_connection_msg=true;
// How often in days to update the DHT nodes list. (0 to disable updates)
nodeslist_update_freq=30;
// maximum lines for chat window history
history_size=700;
@ -101,8 +104,7 @@ sounds = {
};
// Currently supported: Ctrl modified keys, Tab, PAGEUP and PAGEDOWN (case insensitive)
// Note: All printable keys register as input
// Note2: Ctrl+M does not work
// Note: Ctrl+M does not work
keys = {
next_tab="Ctrl+P";
prev_tab="Ctrl+O";

48
src/bootstrap.c
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@ -33,9 +33,10 @@
#include "misc_tools.h"
#include "configdir.h"
#include "curl_util.h"
#include "settings.h"
extern struct arg_opts arg_opts;
extern struct user_settings *user_settings;
/* URL that we get the JSON encoded nodes list from. */
#define NODES_LIST_URL "https://nodes.tox.chat/json"
@ -48,9 +49,6 @@ extern struct arg_opts arg_opts;
/* Number of nodes to bootstrap to per try */
#define NUM_BOOTSTRAP_NODES 5
/* How often we should update the nodeslist file. */
#define NODELIST_UPDATE_TIMEOUT (60*24*30)
#define IPv4_MAX_SIZE 64
#define PORT_MAX_SIZE 5
@ -72,12 +70,12 @@ extern struct arg_opts arg_opts;
#define NODELEN (MAX_NODE_LINE - TOX_PUBLIC_KEY_SIZE - 7)
#define MAX_NODELIST_SIZE (1024 * MAXNODES)
static struct toxNodes {
static struct DHT_Nodes {
size_t lines;
char nodes[MAXNODES][NODELEN];
uint16_t ports[MAXNODES];
char keys[MAXNODES][TOX_PUBLIC_KEY_SIZE];
} toxNodes;
} Nodes;
/* Return true if nodeslist pointed to by fp needs to be updated.
@ -86,6 +84,10 @@ static struct toxNodes {
*/
static bool nodeslist_needs_update(const char *nodes_path)
{
if (user_settings->nodeslist_update_freq <= 0) {
return false;
}
FILE *fp = fopen(nodes_path, "r+");
if (fp == NULL) {
@ -111,7 +113,7 @@ static bool nodeslist_needs_update(const char *nodes_path)
last_scan_val += LAST_SCAN_JSON_VALUE_LEN;
long long int last_scan = strtoll(last_scan_val, NULL, 10);
if (timed_out(last_scan, NODELIST_UPDATE_TIMEOUT)) {
if (timed_out(last_scan, user_settings->nodeslist_update_freq * 24 * 60 * 60)) {
return true;
}
@ -123,7 +125,7 @@ static bool nodeslist_needs_update(const char *nodes_path)
* Return 0 on success.
* Return -1 on failure.
*/
static int curl_fetch_nodes_JSON(struct Recv_Data *recv_data)
static int curl_fetch_nodes_JSON(struct Recv_Curl_Data *recv_data)
{
CURL *c_handle = curl_easy_init();
@ -137,7 +139,7 @@ static int curl_fetch_nodes_JSON(struct Recv_Data *recv_data)
curl_easy_setopt(c_handle, CURLOPT_HTTPHEADER, headers);
curl_easy_setopt(c_handle, CURLOPT_URL, NODES_LIST_URL);
curl_easy_setopt(c_handle, CURLOPT_WRITEFUNCTION, write_lookup_data);
curl_easy_setopt(c_handle, CURLOPT_WRITEFUNCTION, curl_cb_write_data);
curl_easy_setopt(c_handle, CURLOPT_WRITEDATA, recv_data);
curl_easy_setopt(c_handle, CURLOPT_USERAGENT, "libcurl-agent/1.0");
curl_easy_setopt(c_handle, CURLOPT_HTTPGET, 1L);
@ -202,8 +204,8 @@ static int update_DHT_nodeslist(const char *nodes_path)
return -1;
}
struct Recv_Data recv_data;
memset(&recv_data, 0, sizeof(struct Recv_Data));
struct Recv_Curl_Data recv_data;
memset(&recv_data, 0, sizeof(struct Recv_Curl_Data));
if (curl_fetch_nodes_JSON(&recv_data) == -1) {
fclose(fp);
@ -276,7 +278,7 @@ int load_DHT_nodeslist(void)
const char *line_start = line;
while ((line_start = strstr(line_start + 1, IPV4_JSON_VALUE)) && toxNodes.lines < MAXNODES) {
while ((line_start = strstr(line_start + 1, IPV4_JSON_VALUE)) && Nodes.lines < MAXNODES) {
/* Extract IPv4 address */
const char *ip_start = strstr(line_start, IPV4_JSON_VALUE);
@ -338,19 +340,19 @@ int load_DHT_nodeslist(void)
key_string[TOX_PUBLIC_KEY_SIZE * 2] = 0;
/* Add entry to nodes list */
snprintf(toxNodes.nodes[toxNodes.lines], sizeof(toxNodes.nodes[toxNodes.lines]), "%s", ipv4_string);
toxNodes.ports[toxNodes.lines] = port;
snprintf(Nodes.nodes[Nodes.lines], sizeof(Nodes.nodes[Nodes.lines]), "%s", ipv4_string);
Nodes.ports[Nodes.lines] = port;
if (hex_string_to_bin(key_string, key_len, toxNodes.keys[toxNodes.lines], TOX_PUBLIC_KEY_SIZE) == -1)
if (hex_string_to_bin(key_string, key_len, Nodes.keys[Nodes.lines], TOX_PUBLIC_KEY_SIZE) == -1)
continue;
toxNodes.lines++;
Nodes.lines++;
}
/* If nodeslist does not contain any valid entries we set the last_scan value
* to 0 so that it will fetch a new list the next time this function is called.
*/
if (toxNodes.lines == 0) {
if (Nodes.lines == 0) {
const char *s = "{\"last_scan\":0}";
rewind(fp);
fwrite(s, strlen(s), 1, fp); // Not much we can do if it fails
@ -365,26 +367,26 @@ int load_DHT_nodeslist(void)
/* Connects to NUM_BOOTSTRAP_NODES random DHT nodes listed in the DHTnodes file. */
static void DHT_bootstrap(Tox *m)
{
if (toxNodes.lines == 0) {
if (Nodes.lines == 0) {
return;
}
size_t i;
for (i = 0; i < NUM_BOOTSTRAP_NODES; ++i) {
size_t node = rand() % toxNodes.lines;
size_t node = rand() % Nodes.lines;
TOX_ERR_BOOTSTRAP err;
tox_bootstrap(m, toxNodes.nodes[node], toxNodes.ports[node], (uint8_t *) toxNodes.keys[node], &err);
tox_bootstrap(m, Nodes.nodes[node], Nodes.ports[node], (uint8_t *) Nodes.keys[node], &err);
if (err != TOX_ERR_BOOTSTRAP_OK) {
fprintf(stderr, "Failed to bootstrap %s:%d\n", toxNodes.nodes[node], toxNodes.ports[node]);
fprintf(stderr, "Failed to bootstrap %s:%d\n", Nodes.nodes[node], Nodes.ports[node]);
}
tox_add_tcp_relay(m, toxNodes.nodes[node], toxNodes.ports[node], (uint8_t *) toxNodes.keys[node], &err);
tox_add_tcp_relay(m, Nodes.nodes[node], Nodes.ports[node], (uint8_t *) Nodes.keys[node], &err);
if (err != TOX_ERR_BOOTSTRAP_OK) {
fprintf(stderr, "Failed to add TCP relay %s:%d\n", toxNodes.nodes[node], toxNodes.ports[node]);
fprintf(stderr, "Failed to add TCP relay %s:%d\n", Nodes.nodes[node], Nodes.ports[node]);
}
}
}

4
src/curl_util.c
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@ -74,9 +74,9 @@ int set_curl_proxy(CURL *c_handle, const char *proxy_address, uint16_t port, uin
* Returns number of bytes received from http request on success (don't change this).
* Returns 0 if data exceeds buffer size.
*/
size_t write_lookup_data(void *data, size_t size, size_t nmemb, void *user_pointer)
size_t curl_cb_write_data(void *data, size_t size, size_t nmemb, void *user_pointer)
{
struct Recv_Data *recv_data = (struct Recv_Data *) user_pointer;
struct Recv_Curl_Data *recv_data = (struct Recv_Curl_Data *) user_pointer;
size_t length = size * nmemb;
size_t total_size = length + recv_data->length;

4
src/curl_util.h
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@ -27,7 +27,7 @@
#define MAX_RECV_CURL_DATA_SIZE 32767
/* Holds data received from curl lookup */
struct Recv_Data {
struct Recv_Curl_Data {
char data[MAX_RECV_CURL_DATA_SIZE + 1]; /* Data received from curl write data callback */
size_t length; /* Total number of bytes written to data buffer (doesn't include null) */
};
@ -47,4 +47,4 @@ int set_curl_proxy(CURL *c_handle, const char *proxy_address, uint16_t port, uin
*
* Returns size of bytes written to the data buffer.
*/
size_t write_lookup_data(void *data, size_t size, size_t nmemb, void *user_pointer);
size_t curl_cb_write_data(void *data, size_t size, size_t nmemb, void *user_pointer);

8
src/name_lookup.c
View File

@ -192,7 +192,7 @@ static bool get_domain_match(char *pubkey, char *out_domain, size_t out_domain_s
* Returns -1 on failure.
*/
#define ID_PREFIX "\"tox_id\": \""
static int process_response(struct Recv_Data *recv_data)
static int process_response(struct Recv_Curl_Data *recv_data)
{
size_t prefix_size = strlen(ID_PREFIX);
@ -248,8 +248,8 @@ void *lookup_thread_func(void *data)
kill_lookup_thread();
}
struct Recv_Data recv_data;
memset(&recv_data, 0, sizeof(struct Recv_Data));
struct Recv_Curl_Data recv_data;
memset(&recv_data, 0, sizeof(struct Recv_Curl_Data));
char post_data[MAX_STR_SIZE];
snprintf(post_data, sizeof(post_data), "{\"action\": 3, \"name\": \"%s\"}", name);
@ -261,7 +261,7 @@ void *lookup_thread_func(void *data)
curl_easy_setopt(c_handle, CURLOPT_HTTPHEADER, headers);
curl_easy_setopt(c_handle, CURLOPT_URL, real_domain);
curl_easy_setopt(c_handle, CURLOPT_WRITEFUNCTION, write_lookup_data);
curl_easy_setopt(c_handle, CURLOPT_WRITEFUNCTION, curl_cb_write_data);
curl_easy_setopt(c_handle, CURLOPT_WRITEDATA, &recv_data);
curl_easy_setopt(c_handle, CURLOPT_USERAGENT, "libcurl-agent/1.0");
curl_easy_setopt(c_handle, CURLOPT_POSTFIELDS, post_data);

7
src/settings.c
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@ -62,6 +62,7 @@ static struct ui_strings {
const char* show_typing_other;
const char* show_welcome_msg;
const char* show_connection_msg;
const char* nodeslist_update_freq;
const char* line_join;
const char* line_quit;
@ -88,6 +89,7 @@ static struct ui_strings {
"show_typing_other",
"show_welcome_msg",
"show_connection_msg",
"nodeslist_update_freq",
"line_join",
"line_quit",
"line_alert",
@ -114,6 +116,7 @@ static void ui_defaults(struct user_settings* settings)
settings->show_typing_other = SHOW_TYPING_ON;
settings->show_welcome_msg = SHOW_WELCOME_MSG_ON;
settings->show_connection_msg = SHOW_CONNECTION_MSG_ON;
settings->nodeslist_update_freq = 30;
snprintf(settings->line_join, LINE_HINT_MAX + 1, "%s", LINE_JOIN);
snprintf(settings->line_quit, LINE_HINT_MAX + 1, "%s", LINE_QUIT);
@ -347,12 +350,14 @@ int settings_load(struct user_settings *s, const char *patharg)
config_setting_lookup_bool(setting, ui_strings.autolog, &s->autolog);
config_setting_lookup_bool(setting, ui_strings.native_colors, &s->colour_theme);
config_setting_lookup_int(setting, ui_strings.history_size, &s->history_size);
config_setting_lookup_bool(setting, ui_strings.show_typing_self, &s->show_typing_self);
config_setting_lookup_bool(setting, ui_strings.show_typing_other, &s->show_typing_other);
config_setting_lookup_bool(setting, ui_strings.show_welcome_msg, &s->show_welcome_msg);
config_setting_lookup_bool(setting, ui_strings.show_connection_msg, &s->show_connection_msg);
config_setting_lookup_int(setting, ui_strings.history_size, &s->history_size);
config_setting_lookup_int(setting, ui_strings.nodeslist_update_freq, &s->nodeslist_update_freq);
if ( config_setting_lookup_string(setting, ui_strings.line_join, &str) ) {
snprintf(s->line_join, sizeof(s->line_join), "%s", str);
}

1
src/settings.h
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@ -53,6 +53,7 @@ struct user_settings {
int show_typing_other; /* boolean */
int show_welcome_msg; /* boolean */
int show_connection_msg; /* boolean */
int nodeslist_update_freq; /* int (<= 0 to disable updates) */
char line_join[LINE_HINT_MAX + 1];
char line_quit[LINE_HINT_MAX + 1];