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use new config system

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This commit is contained in:
David Rose 2004-11-22 18:54:29 +00:00
parent 48c96d0928
commit 381477af9f
2 changed files with 125 additions and 105 deletions
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179
panda/src/downloader/config_downloader.cxx
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@ -25,105 +25,120 @@
ConfigureDef(config_downloader);
NotifyCategoryDef(downloader, "");
// How often we write to disk is determined by this ratio which is
// relative to the downloader-byte-rate (e.g. if disk-write-ratio is 4,
// we will write every 4 seconds if the frequency is 0.2)
const int downloader_disk_write_frequency =
config_downloader.GetInt("downloader-disk-write-frequency", 4);
ConfigVariableInt downloader_disk_write_frequency
("downloader-disk-write-frequency", 4,
"How often we write to disk is determined by this ratio which is "
"relative to the downloader-byte-rate (e.g. if disk-write-ratio is 4, "
"we will write every 4 seconds if the frequency is 0.2)");
// We'd like this to be about 1 second worth of download assuming a
// 28.8Kb connection (28.8Kb / 8 = 3600 bytes per second).
const int downloader_byte_rate =
config_downloader.GetInt("downloader-byte-rate", 3600);
ConfigVariableInt downloader_byte_rate
("downloader-byte-rate", 3600,
"We'd like this to be about 1 second worth of download assuming a "
"28.8Kb connection (28.8Kb / 8 = 3600 bytes per second).");
// Frequency of download chunk requests in seconds (or fractions of)
// (Estimated 200 msec round-trip to server).
const float downloader_frequency =
config_downloader.GetFloat("downloader-frequency", 0.2);
ConfigVariableDouble downloader_frequency
("downloader-frequency", 0.2,
"Frequency of download chunk requests in seconds (or fractions of) "
"(Estimated 200 msec round-trip to server).");
const int downloader_timeout =
config_downloader.GetInt("downloader-timeout", 15);
ConfigVariableInt downloader_timeout
("downloader-timeout", 15);
const int downloader_timeout_retries =
config_downloader.GetInt("downloader-timeout-retries", 5);
ConfigVariableInt downloader_timeout_retries
("downloader-timeout-retries", 5);
const int decompressor_buffer_size =
config_downloader.GetInt("decompressor-buffer-size", 4096);
ConfigVariableInt decompressor_buffer_size
("decompressor-buffer-size", 4096);
const float decompressor_frequency =
config_downloader.GetFloat("decompressor-frequency", 0.2);
ConfigVariableDouble decompressor_frequency
("decompressor-frequency", 0.2);
const int extractor_buffer_size =
config_downloader.GetInt("extractor-buffer-size", 4096);
ConfigVariableInt extractor_buffer_size
("extractor-buffer-size", 4096);
const float extractor_frequency =
config_downloader.GetFloat("extractor-frequency", 0.2);
ConfigVariableDouble extractor_frequency
("extractor-frequency", 0.2);
const int patcher_buffer_size =
config_downloader.GetInt("patcher-buffer-size", 4096);
ConfigVariableInt patcher_buffer_size
("patcher-buffer-size", 4096);
// Configure this true (the default) to compute the SSL random seed
// early on in the application (specifically, when the first
// HTTPClient is created), or false to defer this until it is actually
// needed, causing a delay the first time a https connection is
// attempted.
const bool early_random_seed =
config_downloader.GetBool("early-random-seed", true);
ConfigVariableBool early_random_seed
("early-random-seed", true,
"Configure this true (the default) to compute the SSL random seed "
"early on in the application (specifically, when the first "
"HTTPClient is created), or false to defer this until it is actually "
"needed, causing a delay the first time a https connection is "
"attempted.");
// Configure this true (the default) to insist on verifying all SSL
// (e.g. https) servers against a known certificate, or false to allow
// an unverified connection. This controls the default behavior; the
// specific behavior for a particular HTTPClient can be adjusted at
// runtime with set_verify_ssl().
const bool verify_ssl =
config_downloader.GetBool("verify-ssl", true);
ConfigVariableBool verify_ssl
("verify-ssl", true,
"Configure this true (the default) to insist on verifying all SSL "
"(e.g. https) servers against a known certificate, or false to allow "
"an unverified connection. This controls the default behavior; the "
"specific behavior for a particular HTTPClient can be adjusted at "
"runtime with set_verify_ssl().");
// This is the default value for HTTPClient::set_cipher_list().
const string ssl_cipher_list =
config_downloader.GetString("ssl-cipher-list", "DEFAULT");
ConfigVariableString ssl_cipher_list
("ssl-cipher-list", "DEFAULT",
"This is the default value for HTTPClient::set_cipher_list().");
// This specifies the proxy that we will contact for all HTTP
// connections that don't specify otherwise.
const string http_proxy =
config_downloader.GetString("http-proxy", "");
const string http_direct_hosts =
config_downloader.GetString("http-direct-hosts", "");
const bool http_try_all_direct =
config_downloader.GetBool("http-try-all-direct", true);
const string http_proxy_username =
config_downloader.GetString("http-proxy-username", "");
const bool http_proxy_tunnel =
config_downloader.GetBool("http-proxy-tunnel", false);
ConfigVariableString http_proxy
("http-proxy", "",
"This specifies the default value for HTTPClient::set_proxy_spec(). "
"It is a semicolon-delimited list of proxies that we use to contact "
"all HTTP hosts that don't specify otherwise. See "
"set_proxy_spec() for more information.");
ConfigVariableString http_direct_hosts
("http-direct-hosts", "",
"This specifies the default value for HTTPClient::set_direct_host_spec(). "
"It is a semicolon-delimited list of host names that do not require a "
"proxy. See set_direct_host_spec() for more information.");
ConfigVariableBool http_try_all_direct
("http-try-all-direct", true,
"This specifies the default value for HTTPClient::set_try_all_direct(). "
"If this is true, a direct connection will always be attempted after an "
"attempt to connect through a proxy fails.");
ConfigVariableString http_proxy_username
("http-proxy-username", "",
"This specifies a default username:password to pass to the proxy.");
ConfigVariableBool http_proxy_tunnel
("http-proxy-tunnel", false,
"This specifies the default value for HTTPChannel::set_proxy_tunnel(). "
"If this is true, we will tunnel through a proxy for all connections, "
"instead of asking the proxy to serve documents normally.");
// This is the default amount of time to wait for a TCP/IP connection
// to be established, in seconds.
const double http_connect_timeout =
config_downloader.GetDouble("http-connect-timeout", 10.0);
ConfigVariableDouble http_connect_timeout
("http-connect-timeout", 10.0,
"This is the default amount of time to wait for a TCP/IP connection "
"to be established, in seconds.");
// This is the default amount of time to wait for the HTTP server (or
// proxy) to finish sending its response to our request, in seconds.
// It starts counting after the TCP connection has been established
// (http_connect_timeout, above) and the request has been sent.
const double http_timeout =
config_downloader.GetDouble("http-timeout", 20.0);
ConfigVariableDouble http_timeout
("http-timeout", 20.0,
"This is the default amount of time to wait for the HTTP server (or "
"proxy) to finish sending its response to our request, in seconds. "
"It starts counting after the TCP connection has been established "
"(http_connect_timeout, above) and the request has been sent.");
// This is the maximum number of times to try reconnecting to the
// server on any one document attempt. This is just a failsafe to
// prevent the code from attempting runaway connections; this limit
// should never be reached in practice.
const int http_max_connect_count =
config_downloader.GetInt("http-max-connect-count", 10);
ConfigVariableInt http_max_connect_count
("http-max-connect-count", 10,
"This is the maximum number of times to try reconnecting to the "
"server on any one document attempt. This is just a failsafe to "
"prevent the code from attempting runaway connections; this limit "
"should never be reached in practice.");
// These provide a default client certificate to offer up should an
// SSL server demand one. The files references a PEM-formatted file
// that includes a public and private key specification. A
// connection-specific certificate may also be specified at runtime on
// the HTTPClient object, but this will require having a different
// HTTPClient object for each differently-certificated connection.
const Filename http_client_certificate_filename =
Filename::expand_from(config_downloader.GetString("http-client-certificate-filename", ""));
const string http_client_certificate_passphrase =
config_downloader.GetString("http-client-certificate-passphrase", "");
ConfigVariableFilename http_client_certificate_filename
("http-client-certificate-filename", "",
"This provides a default client certificate to offer up should an "
"SSL server demand one. The file names a PEM-formatted file "
"that includes a public and private key specification. A "
"connection-specific certificate may also be specified at runtime on "
"the HTTPClient object, but this will require having a different "
"HTTPClient object for each differently-certificated connection.");
ConfigVariableString http_client_certificate_passphrase
("http-client-certificate-passphrase", "",
"This specifies the passphrase to use to decode the certificate named "
"by http-client-certificate-filename.");
ConfigureFn(config_downloader) {
#ifdef HAVE_SSL

51
panda/src/downloader/config_downloader.h
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@ -22,36 +22,41 @@
#include "pandabase.h"
#include "notifyCategoryProxy.h"
#include "dconfig.h"
#include "configVariableInt.h"
#include "configVariableDouble.h"
#include "configVariableBool.h"
#include "configVariableString.h"
#include "configVariableFilename.h"
ConfigureDecl(config_downloader, EXPCL_PANDAEXPRESS, EXPTP_PANDAEXPRESS);
NotifyCategoryDecl(downloader, EXPCL_PANDAEXPRESS, EXPTP_PANDAEXPRESS);
extern const int downloader_disk_write_frequency;
extern const int downloader_byte_rate;
extern const float downloader_frequency;
extern const int downloader_timeout;
extern const int downloader_timeout_retries;
extern ConfigVariableInt downloader_disk_write_frequency;
extern ConfigVariableInt downloader_byte_rate;
extern ConfigVariableDouble downloader_frequency;
extern ConfigVariableInt downloader_timeout;
extern ConfigVariableInt downloader_timeout_retries;
extern const int decompressor_buffer_size;
extern const float decompressor_frequency;
extern ConfigVariableInt decompressor_buffer_size;
extern ConfigVariableDouble decompressor_frequency;
extern const int extractor_buffer_size;
extern const float extractor_frequency;
extern ConfigVariableInt extractor_buffer_size;
extern ConfigVariableDouble extractor_frequency;
extern const int patcher_buffer_size;
extern ConfigVariableInt patcher_buffer_size;
extern const bool early_random_seed;
extern const bool verify_ssl;
extern const string ssl_cipher_list;
extern const string http_proxy;
extern const string http_direct_hosts;
extern const bool http_try_all_direct;
extern const string http_proxy_username;
extern const bool http_proxy_tunnel;
extern const double http_connect_timeout;
extern const double http_timeout;
extern const int http_max_connect_count;
extern const Filename http_client_certificate_filename;
extern const string http_client_certificate_passphrase;
extern ConfigVariableBool early_random_seed;
extern ConfigVariableBool verify_ssl;
extern ConfigVariableString ssl_cipher_list;
extern ConfigVariableString http_proxy;
extern ConfigVariableString http_direct_hosts;
extern ConfigVariableBool http_try_all_direct;
extern ConfigVariableString http_proxy_username;
extern ConfigVariableBool http_proxy_tunnel;
extern ConfigVariableDouble http_connect_timeout;
extern ConfigVariableDouble http_timeout;
extern ConfigVariableInt http_max_connect_count;
extern ConfigVariableFilename http_client_certificate_filename;
extern ConfigVariableString http_client_certificate_passphrase;
#endif