Merge branch 'so/http-user-agent'

* so/http-user-agent:
Allow HTTP user agent string to be modified.

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 5e86a28f92b38865a767ba569ab453aeda454f8d..0b4011f76e008350c01c7328d949361279379afa 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1248,6 +1248,15 @@ 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.useragent::
+       The HTTP USER_AGENT string presented to an HTTP server.  The default
+       value represents the version of the client git such as git/1.7.1.
+       This option allows you to override this value to a more common value
+       such as Mozilla/4.0.  This may be necessary, for instance, if
+       connecting through a firewall that restricts HTTP connections to a set
+       of common USER_AGENT strings (but not including those like git/1.7.1).
+       Can be overridden by the 'GIT_HTTP_USER_AGENT' environment variable.
+
 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/Makefile b/Makefile
index 1f11618cfdd8d1f680bbdcb8672960fdd7074b9a..b4745a5412a206704ada573c7388e96b094ca050 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1873,7 +1873,7 @@ builtin/init-db.s builtin/init-db.o: EXTRA_CPPFLAGS = \
 
 config.s config.o: EXTRA_CPPFLAGS = -DETC_GITCONFIG='"$(ETC_GITCONFIG_SQ)"'
 
-http.s http.o: EXTRA_CPPFLAGS = -DGIT_USER_AGENT='"git/$(GIT_VERSION)"'
+http.s http.o: EXTRA_CPPFLAGS = -DGIT_HTTP_USER_AGENT='"git/$(GIT_VERSION)"'
 
 ifdef NO_EXPAT
 http-walker.s http-walker.o: EXTRA_CPPFLAGS = -DNO_EXPAT

diff --git a/http.c b/http.c
index 1320c50e32eb7b8715b263bc2af089c3dbce39fa..0a5011f615bdfade0b69682b177dc97471ac20a3 100644 (file)
--- a/http.c
+++ b/http.c
@@ -41,6 +41,7 @@ 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;
+static const char *user_agent;
 
 #if LIBCURL_VERSION_NUM >= 0x071700
 /* Use CURLOPT_KEYPASSWD as is */
@@ -196,6 +197,9 @@ static int http_options(const char *var, const char *value, void *cb)
                return 0;
        }
 
+       if (!strcmp("http.useragent", var))
+               return git_config_string(&user_agent, var, value);
+
        /* Fall back on the default ones */
        return git_default_config(var, value, cb);
 }
@@ -279,7 +283,8 @@ static CURL *get_curl_handle(void)
        if (getenv("GIT_CURL_VERBOSE"))
                curl_easy_setopt(result, CURLOPT_VERBOSE, 1);
 
-       curl_easy_setopt(result, CURLOPT_USERAGENT, GIT_USER_AGENT);
+       curl_easy_setopt(result, CURLOPT_USERAGENT,
+               user_agent ? user_agent : GIT_HTTP_USER_AGENT);
 
        if (curl_ftp_no_epsv)
                curl_easy_setopt(result, CURLOPT_FTP_USE_EPSV, 0);
@@ -380,6 +385,8 @@ void http_init(struct remote *remote)
 #endif
        set_from_env(&ssl_cainfo, "GIT_SSL_CAINFO");
 
+       set_from_env(&user_agent, "GIT_HTTP_USER_AGENT");
+
        low_speed_limit = getenv("GIT_HTTP_LOW_SPEED_LIMIT");
        if (low_speed_limit != NULL)
                curl_low_speed_limit = strtol(low_speed_limit, NULL, 10);