diff options
| -rw-r--r-- | Documentation/config.txt | 26 | ||||
| -rw-r--r-- | Documentation/technical/api-remote.txt | 4 | ||||
| -rw-r--r-- | http.c | 65 | ||||
| -rw-r--r-- | remote.c | 3 | ||||
| -rw-r--r-- | remote.h | 1 |
5 files changed, 96 insertions, 3 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt index f617886..a6c3d0f 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -1600,6 +1600,27 @@ http.proxy:: `curl(1)`). This can be overridden on a per-remote basis; see remote.<name>.proxy +http.proxyAuthMethod:: + Set the method with which to authenticate against the HTTP proxy. This + only takes effect if the configured proxy string contains a user name part + (i.e. is of the form 'user@host' or 'user@host:port'). This can be + overridden on a per-remote basis; see `remote.<name>.proxyAuthMethod`. + Both can be overridden by the 'GIT_HTTP_PROXY_AUTHMETHOD' environment + variable. Possible values are: ++ +-- +* `anyauth` - Automatically pick a suitable authentication method. It is + assumed that the proxy answers an unauthenticated request with a 407 + status code and one or more Proxy-authenticate headers with supported + authentication methods. This is the default. +* `basic` - HTTP Basic authentication +* `digest` - HTTP Digest authentication; this prevents the password from being + transmitted to the proxy in clear text +* `negotiate` - GSS-Negotiate authentication (compare the --negotiate option + of `curl(1)`) +* `ntlm` - NTLM authentication (compare the --ntlm option of `curl(1)`) +-- + http.cookieFile:: File containing previously stored cookie lines which should be used in the Git http session, if they match the server. The file format @@ -2407,6 +2428,11 @@ remote.<name>.proxy:: the proxy to use for that remote. Set to the empty string to disable proxying for that remote. +remote.<name>.proxyAuthMethod:: + For remotes that require curl (http, https and ftp), the method to use for + authenticating against the proxy in use (probably set in + `remote.<name>.proxy`). See `http.proxyAuthMethod`. + remote.<name>.fetch:: The default set of "refspec" for linkgit:git-fetch[1]. See linkgit:git-fetch[1]. diff --git a/Documentation/technical/api-remote.txt b/Documentation/technical/api-remote.txt index 2cfdd22..f10941b 100644 --- a/Documentation/technical/api-remote.txt +++ b/Documentation/technical/api-remote.txt @@ -51,6 +51,10 @@ struct remote The proxy to use for curl (http, https, ftp, etc.) URLs. +`http_proxy_authmethod`:: + + The method used for authenticating against `http_proxy`. + struct remotes can be found by name with remote_get(), and iterated through with for_each_remote(). remote_get(NULL) will return the default remote, given the current branch and configuration. @@ -62,6 +62,24 @@ static long curl_low_speed_limit = -1; static long curl_low_speed_time = -1; static int curl_ftp_no_epsv; static const char *curl_http_proxy; +static const char *http_proxy_authmethod; +static struct { + const char *name; + long curlauth_param; +} proxy_authmethods[] = { + { "basic", CURLAUTH_BASIC }, + { "digest", CURLAUTH_DIGEST }, + { "negotiate", CURLAUTH_GSSNEGOTIATE }, + { "ntlm", CURLAUTH_NTLM }, +#ifdef LIBCURL_CAN_HANDLE_AUTH_ANY + { "anyauth", CURLAUTH_ANY }, +#endif + /* + * CURLAUTH_DIGEST_IE has no corresponding command-line option in + * curl(1) and is not included in CURLAUTH_ANY, so we leave it out + * here, too + */ +}; static const char *curl_cookie_file; static int curl_save_cookies; struct credential http_auth = CREDENTIAL_INIT; @@ -256,6 +274,9 @@ static int http_options(const char *var, const char *value, void *cb) if (!strcmp("http.proxy", var)) return git_config_string(&curl_http_proxy, var, value); + if (!strcmp("http.proxyauthmethod", var)) + return git_config_string(&http_proxy_authmethod, var, value); + if (!strcmp("http.cookiefile", var)) return git_config_string(&curl_cookie_file, var, value); if (!strcmp("http.savecookies", var)) { @@ -304,6 +325,40 @@ static void init_curl_http_auth(CURL *result) #endif } +/* *var must be free-able */ +static void var_override(const char **var, char *value) +{ + if (value) { + free((void *)*var); + *var = xstrdup(value); + } +} + +static void init_curl_proxy_auth(CURL *result) +{ + var_override(&http_proxy_authmethod, getenv("GIT_HTTP_PROXY_AUTHMETHOD")); + +#if LIBCURL_VERSION_NUM >= 0x070a07 /* CURLOPT_PROXYAUTH and CURLAUTH_ANY */ + if (http_proxy_authmethod) { + int i; + for (i = 0; i < ARRAY_SIZE(proxy_authmethods); i++) { + if (!strcmp(http_proxy_authmethod, proxy_authmethods[i].name)) { + curl_easy_setopt(result, CURLOPT_PROXYAUTH, + proxy_authmethods[i].curlauth_param); + break; + } + } + if (i == ARRAY_SIZE(proxy_authmethods)) { + warning("unsupported proxy authentication method %s: using anyauth", + http_proxy_authmethod); + curl_easy_setopt(result, CURLOPT_PROXYAUTH, CURLAUTH_ANY); + } + } + else + curl_easy_setopt(result, CURLOPT_PROXYAUTH, CURLAUTH_ANY); +#endif +} + static int has_cert_password(void) { if (ssl_cert == NULL || ssl_cert_password_required != 1) @@ -476,9 +531,7 @@ static CURL *get_curl_handle(void) CURLOPT_PROXYTYPE, CURLPROXY_SOCKS4); #endif } -#if LIBCURL_VERSION_NUM >= 0x070a07 - curl_easy_setopt(result, CURLOPT_PROXYAUTH, CURLAUTH_ANY); -#endif + init_curl_proxy_auth(result); set_curl_keepalive(result); @@ -519,6 +572,9 @@ void http_init(struct remote *remote, const char *url, int proactive_auth) if (remote && remote->http_proxy) curl_http_proxy = xstrdup(remote->http_proxy); + if (remote) + var_override(&http_proxy_authmethod, remote->http_proxy_authmethod); + pragma_header = curl_slist_append(pragma_header, "Pragma: no-cache"); no_pragma_header = curl_slist_append(no_pragma_header, "Pragma:"); @@ -617,6 +673,9 @@ void http_cleanup(void) curl_http_proxy = NULL; } + free((void *)http_proxy_authmethod); + http_proxy_authmethod = NULL; + if (cert_auth.password != NULL) { memset(cert_auth.password, 0, strlen(cert_auth.password)); free(cert_auth.password); @@ -428,6 +428,9 @@ static int handle_config(const char *key, const char *value, void *cb) } else if (!strcmp(subkey, ".proxy")) { return git_config_string((const char **)&remote->http_proxy, key, value); + } else if (!strcmp(subkey, ".proxyauthmethod")) { + return git_config_string((const char **)&remote->http_proxy_authmethod, + key, value); } else if (!strcmp(subkey, ".vcs")) { return git_config_string(&remote->foreign_vcs, key, value); } @@ -54,6 +54,7 @@ struct remote { * for curl remotes only */ char *http_proxy; + char *http_proxy_authmethod; }; struct remote *remote_get(const char *name); |