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make DirFetchPeriod and StatusFetchPeriod truly obsolete.

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svn:r6373
This commit is contained in:
Roger Dingledine 2006-04-10 20:16:46 +00:00
parent c2565c2ffb
commit 12d461a245
3 changed files with 6 additions and 93 deletions
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55
src/or/config.c
View File

@ -148,8 +148,7 @@ static config_var_t _option_vars[] = {
VAR("DebugLogFile", STRING, DebugLogFile, NULL),
VAR("DirAllowPrivateAddresses",BOOL, DirAllowPrivateAddresses, NULL),
VAR("DirListenAddress", LINELIST, DirListenAddress, NULL),
/* if DirFetchPeriod is 0, see get_dir_fetch_period() in main.c */
VAR("DirFetchPeriod", INTERVAL, DirFetchPeriod, "0 seconds"),
OBSOLETE("DirFetchPeriod"),
VAR("DirPolicy", LINELIST, DirPolicy, NULL),
VAR("DirPort", UINT, DirPort, "0"),
OBSOLETE("DirPostPeriod"),
@ -227,8 +226,7 @@ static config_var_t _option_vars[] = {
VAR("SocksPolicy", LINELIST, SocksPolicy, NULL),
VAR("SocksPort", UINT, SocksPort, "9050"),
VAR("SocksTimeout", INTERVAL, SocksTimeout, "2 minutes"),
/* if StatusFetchPeriod is 0, see get_status_fetch_period() in main.c */
VAR("StatusFetchPeriod", INTERVAL, StatusFetchPeriod, "0 seconds"),
OBSOLETE("StatusFetchPeriod"),
VAR("StrictEntryNodes", BOOL, StrictEntryNodes, "0"),
VAR("StrictExitNodes", BOOL, StrictExitNodes, "0"),
VAR("SysLog", LINELIST_S, OldLogOptions, NULL),
@ -1958,23 +1956,13 @@ validate_ports_csv(smartlist_t *sl, const char *name, char **msg)
return 0;
}
/** Lowest allowable value for DirFetchPeriod; if this is too low, clients can
* overload the directory system. */
#define MIN_DIR_FETCH_PERIOD (10*60)
/** Lowest allowable value for RendPostPeriod; if this is too low, hidden
* services can overload the directory system. */
#define MIN_REND_POST_PERIOD (5*60)
/** Lowest allowable value for StatusFetchPeriod; if this is too low, clients
* can overload the directory system. */
#define MIN_STATUS_FETCH_PERIOD (5*60)
/** Highest allowable value for DirFetchPeriod, StatusFetchPeriod, and
* RendPostPeriod. */
#define MAX_DIR_PERIOD (MIN_ONION_KEY_LIFETIME/2)
/** Highest allowable value for DirFetchPeriod for directory caches. */
#define MAX_CACHE_DIR_FETCH_PERIOD (60*60)
/** Highest allowable value for StatusFetchPeriod for directory caches. */
#define MAX_CACHE_STATUS_FETCH_PERIOD (15*60)
/** Return 0 if every setting in <b>options</b> is reasonable, and a
* permissible transition from <b>old_options</b>. Else return -1.
@ -2291,51 +2279,12 @@ options_validate(or_options_t *old_options, or_options_t *options,
(options->PathlenCoinWeight < 0.0 || options->PathlenCoinWeight >= 1.0))
REJECT("PathlenCoinWeight option must be >=0.0 and <1.0.");
if (options->DirFetchPeriod &&
options->DirFetchPeriod < MIN_DIR_FETCH_PERIOD) {
log(LOG_WARN, LD_CONFIG,
"DirFetchPeriod option must be at least %d seconds. Clipping.",
MIN_DIR_FETCH_PERIOD);
options->DirFetchPeriod = MIN_DIR_FETCH_PERIOD;
}
if (options->StatusFetchPeriod &&
options->StatusFetchPeriod < MIN_STATUS_FETCH_PERIOD) {
log(LOG_WARN, LD_CONFIG,
"StatusFetchPeriod option must be at least %d seconds. Clipping.",
MIN_STATUS_FETCH_PERIOD);
options->StatusFetchPeriod = MIN_STATUS_FETCH_PERIOD;
}
if (options->RendPostPeriod < MIN_REND_POST_PERIOD) {
log(LOG_WARN,LD_CONFIG,"RendPostPeriod option must be at least %d seconds."
" Clipping.", MIN_REND_POST_PERIOD);
options->RendPostPeriod = MIN_REND_POST_PERIOD;
}
if (options->DirPort && ! options->AuthoritativeDir) {
if (options->DirFetchPeriod > MAX_CACHE_DIR_FETCH_PERIOD) {
log(LOG_WARN, LD_CONFIG, "Caching directory servers must have "
"DirFetchPeriod less than %d seconds. Clipping.",
MAX_CACHE_DIR_FETCH_PERIOD);
options->DirFetchPeriod = MAX_CACHE_DIR_FETCH_PERIOD;
}
if (options->StatusFetchPeriod > MAX_CACHE_STATUS_FETCH_PERIOD) {
log(LOG_WARN, LD_CONFIG, "Caching directory servers must have "
"StatusFetchPeriod less than %d seconds. Clipping.",
MAX_CACHE_STATUS_FETCH_PERIOD);
options->StatusFetchPeriod = MAX_CACHE_STATUS_FETCH_PERIOD;
}
}
if (options->DirFetchPeriod > MAX_DIR_PERIOD) {
log(LOG_WARN, LD_CONFIG, "DirFetchPeriod is too large; clipping to %ds.",
MAX_DIR_PERIOD);
options->DirFetchPeriod = MAX_DIR_PERIOD;
}
if (options->StatusFetchPeriod > MAX_DIR_PERIOD) {
log(LOG_WARN, LD_CONFIG,"StatusFetchPeriod is too large; clipping to %ds.",
MAX_DIR_PERIOD);
options->StatusFetchPeriod = MAX_DIR_PERIOD;
}
if (options->RendPostPeriod > MAX_DIR_PERIOD) {
log(LOG_WARN, LD_CONFIG, "RendPostPeriod is too large; clipping to %ds.",
MAX_DIR_PERIOD);

40
src/or/main.c
View File

@ -548,40 +548,6 @@ directory_all_unreachable(time_t now)
}
}
/**
* Return the interval to wait between directory downloads, in seconds.
*/
static INLINE int
get_dir_fetch_period(or_options_t *options)
{
if (options->DirFetchPeriod)
/* Value from config file. */
return options->DirFetchPeriod;
else if (options->DirPort)
/* Default for directory server */
return 60*60;
else
/* Default for average user. */
return 120*60;
}
/**
* Return the interval to wait betweeen router status downloads, in seconds.
*/
static INLINE int
get_status_fetch_period(or_options_t *options)
{
if (options->StatusFetchPeriod)
/* Value from config file. */
return options->StatusFetchPeriod;
else if (options->DirPort)
/* Default for directory server */
return 15*60;
else
/* Default for average user. */
return 30*60;
}
/** This function is called whenever we successfully pull down some new
* network statuses or server descriptors. */
void
@ -830,7 +796,8 @@ run_scheduled_events(time_t now)
directory_get_from_dirserver(DIR_PURPOSE_FETCH_DIR, NULL, 1);
}
time_to_fetch_directory = now + get_dir_fetch_period(options);
#define V1_DIR_FETCH_PERIOD (60*60)
time_to_fetch_directory = now + V1_DIR_FETCH_PERIOD;
/* Also, take this chance to remove old information from rephist
* and the rend cache. */
@ -846,7 +813,8 @@ run_scheduled_events(time_t now)
if (!authdir_mode(options) || !options->V1AuthoritativeDir) {
directory_get_from_dirserver(DIR_PURPOSE_FETCH_RUNNING_LIST, NULL, 1);
}
time_to_fetch_running_routers = now + get_status_fetch_period(options);
#define V1_RUNNINGROUTERS_FETCH_PERIOD (20*60)
time_to_fetch_running_routers = now + V1_RUNNINGROUTERS_FETCH_PERIOD;
}
/* 2b. Once per minute, regenerate and upload the descriptor if the old

4
src/or/or.h
View File

@ -1290,12 +1290,8 @@ typedef struct {
int TrackHostExitsExpire; /**< Number of seconds until we expire an
* addressmap */
config_line_t *AddressMap; /**< List of address map directives. */
int DirFetchPeriod; /**< How often do we fetch new directories? */
int DirPostPeriod; /**< How often do we post our server descriptor to the
* authoritative directory servers? */
int RendPostPeriod; /**< How often do we post each rendezvous service
* descriptor? Remember to publish them independently. */
int StatusFetchPeriod; /**< How often do we fetch running-routers lists? */
int KeepalivePeriod; /**< How often do we send padding cells to keep
* connections alive? */
int SocksTimeout; /**< How long do we let a socks connection wait