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[svn] Made [0.5*wait, 1.5*wait) the range of --random-wait.

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hniksic 2006-02-05 00:35:22 -08:00
parent 85146a6ebd
commit a202418374
4 changed files with 17 additions and 5 deletions
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5
doc/ChangeLog
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@ -1,3 +1,8 @@
2006-02-05 Hrvoje Niksic <hniksic@xemacs.org>
* wget.texi (Download Options): Document the modified meaning of
--random-wait.
2005-11-15 Hrvoje Niksic <hniksic@xemacs.org> 2005-11-15 Hrvoje Niksic <hniksic@xemacs.org>
* wget.texi: Document https_proxy. * wget.texi: Document https_proxy.

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doc/wget.texi
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@ -789,7 +789,9 @@ suffix, or in days using @code{d} suffix.
Specifying a large value for this option is useful if the network or the Specifying a large value for this option is useful if the network or the
destination host is down, so that Wget can wait long enough to destination host is down, so that Wget can wait long enough to
reasonably expect the network error to be fixed before the retry. reasonably expect the network error to be fixed before the retry. The
waiting interval specified by this function is influenced by
@code{--random-wait}, which see.
@cindex retries, waiting between @cindex retries, waiting between
@cindex waiting between retries @cindex waiting between retries
@ -811,7 +813,7 @@ Note that this option is turned on by default in the global
Some web sites may perform log analysis to identify retrieval programs Some web sites may perform log analysis to identify retrieval programs
such as Wget by looking for statistically significant similarities in such as Wget by looking for statistically significant similarities in
the time between requests. This option causes the time between requests the time between requests. This option causes the time between requests
to vary between 0 and 2 * @var{wait} seconds, where @var{wait} was to vary between 0.5 and 1.5 * @var{wait} seconds, where @var{wait} was
specified using the @samp{--wait} option, in order to mask Wget's specified using the @samp{--wait} option, in order to mask Wget's
presence from such analysis. presence from such analysis.

5
src/ChangeLog
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@ -1,3 +1,8 @@
2006-02-05 Hrvoje Niksic <hniksic@xemacs.org>
* retr.c (sleep_between_retrievals): Sleep at a minimum of 1/2 of
the specified wait period.
2006-02-03 Hrvoje Niksic <hniksic@xemacs.org> 2006-02-03 Hrvoje Niksic <hniksic@xemacs.org>
* utils.c (number_to_string): Don't use sprintf for printing * utils.c (number_to_string): Don't use sprintf for printing

6
src/retr.c
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@ -915,9 +915,9 @@ sleep_between_retrievals (int count)
else else
{ {
/* Sleep a random amount of time averaging in opt.wait /* Sleep a random amount of time averaging in opt.wait
seconds. The sleeping amount ranges from 0 to seconds. The sleeping amount ranges from 0.5*opt.wait to
opt.wait*2, inclusive. */ 1.5*opt.wait. */
double waitsecs = 2 * opt.wait * random_float (); double waitsecs = (0.5 + random_float ()) * opt.wait;
DEBUGP (("sleep_between_retrievals: avg=%f,sleep=%f\n", DEBUGP (("sleep_between_retrievals: avg=%f,sleep=%f\n",
opt.wait, waitsecs)); opt.wait, waitsecs));
xsleep (waitsecs); xsleep (waitsecs);