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authorLibravatar Martin Storsjö <martin@martin.st>2009-11-27 23:43:08 +0800
committerLibravatar Junio C Hamano <gitster@pobox.com>2009-11-27 22:46:33 -0800
commitb8ac923010484908d8426cb8ded5ad7e8c21a7f6 (patch)
treee74eff9c15440748a2125447cd1443d884002a9f
parenthttp: maintain curl sessions (diff)
downloadtgif-b8ac923010484908d8426cb8ded5ad7e8c21a7f6.tar.xz
Add an option for using any HTTP authentication scheme, not only basic
This adds the configuration option http.authAny (overridable with the environment variable GIT_HTTP_AUTH_ANY), for instructing curl to allow any HTTP authentication scheme, not only basic (which sends the password in plaintext). When this is enabled, curl has to do double requests most of the time, in order to discover which HTTP authentication method to use, which lowers the performance slightly. Therefore this isn't enabled by default. One example of another authentication scheme to use is digest, which doesn't send the password in plaintext, but uses a challenge-response mechanism instead. Using digest authentication in practice requires at least curl 7.18.1, due to bugs in the digest handling in earlier versions of curl. Signed-off-by: Martin Storsjö <martin@martin.st> Signed-off-by: Tay Ray Chuan <rctay89@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--Documentation/config.txt7
-rw-r--r--http.c22
2 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt
index b77d66da25..a54ede350f 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1158,6 +1158,13 @@ http.noEPSV::
support EPSV mode. Can be overridden by the 'GIT_CURL_FTP_NO_EPSV'
environment variable. Default is false (curl will use EPSV).
+http.authAny::
+ Allow any HTTP authentication method, not only basic. Enabling
+ this lowers the performance slightly, by having to do requests
+ without any authentication to discover the authentication method
+ to use. Can be overridden by the 'GIT_HTTP_AUTH_ANY'
+ environment variable. Default is false.
+
i18n.commitEncoding::
Character encoding the commit messages are stored in; git itself
does not care per se, but this information is necessary e.g. when
diff --git a/http.c b/http.c
index fb0a97b3f9..aeb69b3f29 100644
--- a/http.c
+++ b/http.c
@@ -7,6 +7,10 @@ int active_requests;
int http_is_verbose;
size_t http_post_buffer = 16 * LARGE_PACKET_MAX;
+#if LIBCURL_VERSION_NUM >= 0x070a06
+#define LIBCURL_CAN_HANDLE_AUTH_ANY
+#endif
+
static int min_curl_sessions = 1;
static int curl_session_count;
#ifdef USE_CURL_MULTI
@@ -36,6 +40,9 @@ static long curl_low_speed_time = -1;
static int curl_ftp_no_epsv;
static const char *curl_http_proxy;
static char *user_name, *user_pass;
+#ifdef LIBCURL_CAN_HANDLE_AUTH_ANY
+static int curl_http_auth_any = 0;
+#endif
#if LIBCURL_VERSION_NUM >= 0x071700
/* Use CURLOPT_KEYPASSWD as is */
@@ -190,6 +197,12 @@ static int http_options(const char *var, const char *value, void *cb)
http_post_buffer = LARGE_PACKET_MAX;
return 0;
}
+#ifdef LIBCURL_CAN_HANDLE_AUTH_ANY
+ if (!strcmp("http.authany", var)) {
+ curl_http_auth_any = git_config_bool(var, value);
+ return 0;
+ }
+#endif
/* Fall back on the default ones */
return git_default_config(var, value, cb);
@@ -240,6 +253,10 @@ static CURL *get_curl_handle(void)
#if LIBCURL_VERSION_NUM >= 0x070907
curl_easy_setopt(result, CURLOPT_NETRC, CURL_NETRC_OPTIONAL);
#endif
+#ifdef LIBCURL_CAN_HANDLE_AUTH_ANY
+ if (curl_http_auth_any)
+ curl_easy_setopt(result, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
+#endif
init_curl_http_auth(result);
@@ -391,6 +408,11 @@ void http_init(struct remote *remote)
if (getenv("GIT_CURL_FTP_NO_EPSV"))
curl_ftp_no_epsv = 1;
+#ifdef LIBCURL_CAN_HANDLE_AUTH_ANY
+ if (getenv("GIT_HTTP_AUTH_ANY"))
+ curl_http_auth_any = 1;
+#endif
+
if (remote && remote->url && remote->url[0]) {
http_auth_init(remote->url[0]);
if (!ssl_cert_password_required &&