X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=http.c;h=5a1047345997cf35c40cfff5420f5519958257c3;hb=fc2d99f1e95252dcd3eb645a370a658bea7fd5bd;hp=b2ae8de16db3abe2cad27249ae767f421aa6bb24;hpb=52b195f2b8e0d8c9d4583aab44846698ed3149f2;p=git.git diff --git a/http.c b/http.c index b2ae8de16..5a1047345 100644 --- a/http.c +++ b/http.c @@ -4,7 +4,6 @@ #include "run-command.h" #include "url.h" -int data_received; int active_requests; int http_is_verbose; size_t http_post_buffer = 16 * LARGE_PACKET_MAX; @@ -41,7 +40,9 @@ 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 char *user_name, *user_pass; +static const char *curl_cookie_file; +static char *user_name, *user_pass, *description; +static int http_proactive_auth; static const char *user_agent; #if LIBCURL_VERSION_NUM >= 0x071700 @@ -98,13 +99,11 @@ size_t fwrite_buffer(char *ptr, size_t eltsize, size_t nmemb, void *buffer_) struct strbuf *buffer = buffer_; strbuf_add(buffer, ptr, size); - data_received++; return size; } size_t fwrite_null(char *ptr, size_t eltsize, size_t nmemb, void *strbuf) { - data_received++; return eltsize * nmemb; } @@ -138,6 +137,27 @@ static void process_curl_messages(void) } #endif +static char *git_getpass_with_description(const char *what, const char *desc) +{ + struct strbuf prompt = STRBUF_INIT; + char *r; + + if (desc) + strbuf_addf(&prompt, "%s for '%s': ", what, desc); + else + strbuf_addf(&prompt, "%s: ", what); + /* + * NEEDSWORK: for usernames, we should do something less magical that + * actually echoes the characters. However, we need to read from + * /dev/tty and not stdio, which is not portable (but getpass will do + * it for us). http.c uses the same workaround. + */ + r = git_getpass(prompt.buf); + + strbuf_release(&prompt); + return xstrdup(r); +} + static int http_options(const char *var, const char *value, void *cb) { if (!strcmp("http.sslverify", var)) { @@ -191,6 +211,9 @@ 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.cookiefile", var)) + return git_config_string(&curl_cookie_file, var, value); + if (!strcmp("http.postbuffer", var)) { http_post_buffer = git_config_int(var, value); if (http_post_buffer < LARGE_PACKET_MAX) @@ -210,7 +233,7 @@ static void init_curl_http_auth(CURL *result) if (user_name) { struct strbuf up = STRBUF_INIT; if (!user_pass) - user_pass = xstrdup(git_getpass("Password: ")); + user_pass = xstrdup(git_getpass_with_description("Password", description)); strbuf_addf(&up, "%s:%s", user_name, user_pass); curl_easy_setopt(result, CURLOPT_USERPWD, strbuf_detach(&up, NULL)); @@ -225,7 +248,7 @@ static int has_cert_password(void) return 0; /* Only prompt the user once. */ ssl_cert_password_required = -1; - ssl_cert_password = git_getpass("Certificate Password: "); + ssl_cert_password = git_getpass_with_description("Certificate Password", description); if (ssl_cert_password != NULL) { ssl_cert_password = xstrdup(ssl_cert_password); return 1; @@ -254,7 +277,8 @@ static CURL *get_curl_handle(void) curl_easy_setopt(result, CURLOPT_HTTPAUTH, CURLAUTH_ANY); #endif - init_curl_http_auth(result); + if (http_proactive_auth) + init_curl_http_auth(result); if (ssl_cert != NULL) curl_easy_setopt(result, CURLOPT_SSLCERT, ssl_cert); @@ -303,8 +327,7 @@ static CURL *get_curl_handle(void) static void http_auth_init(const char *url) { - char *at, *colon, *cp, *slash, *decoded; - int len; + const char *at, *colon, *cp, *slash, *host; cp = strstr(url, "://"); if (!cp) @@ -320,34 +343,22 @@ static void http_auth_init(const char *url) at = strchr(cp, '@'); colon = strchr(cp, ':'); slash = strchrnul(cp, '/'); - if (!at || slash <= at) - return; /* No credentials */ - if (!colon || at <= colon) { + if (!at || slash <= at) { + /* No credentials, but we may have to ask for some later */ + host = cp; + } + else if (!colon || at <= colon) { /* Only username */ - len = at - cp; - user_name = xmalloc(len + 1); - memcpy(user_name, cp, len); - user_name[len] = '\0'; - decoded = url_decode(user_name); - free(user_name); - user_name = decoded; + user_name = url_decode_mem(cp, at - cp); user_pass = NULL; + host = at + 1; } else { - len = colon - cp; - user_name = xmalloc(len + 1); - memcpy(user_name, cp, len); - user_name[len] = '\0'; - decoded = url_decode(user_name); - free(user_name); - user_name = decoded; - len = at - (colon + 1); - user_pass = xmalloc(len + 1); - memcpy(user_pass, colon + 1, len); - user_pass[len] = '\0'; - decoded = url_decode(user_pass); - free(user_pass); - user_pass = decoded; + user_name = url_decode_mem(cp, colon - cp); + user_pass = url_decode_mem(colon + 1, at - (colon + 1)); + host = at + 1; } + + description = url_decode_mem(host, slash - host); } static void set_from_env(const char **var, const char *envname) @@ -357,7 +368,7 @@ static void set_from_env(const char **var, const char *envname) *var = val; } -void http_init(struct remote *remote) +void http_init(struct remote *remote, const char *url, int proactive_auth) { char *low_speed_limit; char *low_speed_time; @@ -368,6 +379,8 @@ void http_init(struct remote *remote) curl_global_init(CURL_GLOBAL_ALL); + http_proactive_auth = proactive_auth; + if (remote && remote->http_proxy) curl_http_proxy = xstrdup(remote->http_proxy); @@ -421,11 +434,11 @@ void http_init(struct remote *remote) if (getenv("GIT_CURL_FTP_NO_EPSV")) curl_ftp_no_epsv = 1; - if (remote && remote->url && remote->url[0]) { - http_auth_init(remote->url[0]); + if (url) { + http_auth_init(url); if (!ssl_cert_password_required && getenv("GIT_SSL_CERT_PASSWORD_PROTECTED") && - !prefixcmp(remote->url[0], "https://")) + !prefixcmp(url, "https://")) ssl_cert_password_required = 1; } @@ -526,11 +539,11 @@ struct active_request_slot *get_active_slot(void) active_requests++; slot->in_use = 1; - slot->local = NULL; slot->results = NULL; slot->finished = NULL; slot->callback_data = NULL; slot->callback_func = NULL; + curl_easy_setopt(slot->curl, CURLOPT_COOKIEFILE, curl_cookie_file); curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, pragma_header); curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, curl_errorstr); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, NULL); @@ -629,8 +642,6 @@ void step_active_slots(void) void run_active_slot(struct active_request_slot *slot) { #ifdef USE_CURL_MULTI - long last_pos = 0; - long current_pos; fd_set readfds; fd_set writefds; fd_set excfds; @@ -640,25 +651,33 @@ void run_active_slot(struct active_request_slot *slot) slot->finished = &finished; while (!finished) { - data_received = 0; step_active_slots(); - if (!data_received && slot->local != NULL) { - current_pos = ftell(slot->local); - if (current_pos > last_pos) - data_received++; - last_pos = current_pos; - } + if (slot->in_use) { +#if LIBCURL_VERSION_NUM >= 0x070f04 + long curl_timeout; + curl_multi_timeout(curlm, &curl_timeout); + if (curl_timeout == 0) { + continue; + } else if (curl_timeout == -1) { + select_timeout.tv_sec = 0; + select_timeout.tv_usec = 50000; + } else { + select_timeout.tv_sec = curl_timeout / 1000; + select_timeout.tv_usec = (curl_timeout % 1000) * 1000; + } +#else + select_timeout.tv_sec = 0; + select_timeout.tv_usec = 50000; +#endif - if (slot->in_use && !data_received) { - max_fd = 0; + max_fd = -1; FD_ZERO(&readfds); FD_ZERO(&writefds); FD_ZERO(&excfds); - select_timeout.tv_sec = 0; - select_timeout.tv_usec = 50000; - select(max_fd, &readfds, &writefds, - &excfds, &select_timeout); + curl_multi_fdset(curlm, &readfds, &writefds, &excfds, &max_fd); + + select(max_fd+1, &readfds, &writefds, &excfds, &select_timeout); } } #else @@ -736,14 +755,6 @@ static inline int needs_quote(int ch) return 1; } -static inline int hex(int v) -{ - if (v < 10) - return '0' + v; - else - return 'A' + v - 10; -} - static char *quote_ref_url(const char *base, const char *ref) { struct strbuf buf = STRBUF_INIT; @@ -811,7 +822,6 @@ static int http_request(const char *url, void *result, int target, int options) headers = curl_slist_append(headers, buf.buf); strbuf_reset(&buf); } - slot->local = result; } else curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); @@ -833,7 +843,7 @@ static int http_request(const char *url, void *result, int target, int options) else if (missing_target(&results)) ret = HTTP_MISSING_TARGET; else if (results.http_code == 401) { - if (user_name) { + if (user_name && user_pass) { ret = HTTP_NOAUTH; } else { /* @@ -842,31 +852,41 @@ static int http_request(const char *url, void *result, int target, int options) * but that is non-portable. Using git_getpass() can at least be stubbed * on other platforms with a different implementation if/when necessary. */ - user_name = xstrdup(git_getpass("Username: ")); + if (!user_name) + user_name = xstrdup(git_getpass_with_description("Username", description)); init_curl_http_auth(slot->curl); ret = HTTP_REAUTH; } - } else + } else { + if (!curl_errorstr[0]) + strlcpy(curl_errorstr, + curl_easy_strerror(results.curl_result), + sizeof(curl_errorstr)); ret = HTTP_ERROR; + } } else { error("Unable to start HTTP request for %s", url); ret = HTTP_START_FAILED; } - slot->local = NULL; curl_slist_free_all(headers); strbuf_release(&buf); return ret; } +static int http_request_reauth(const char *url, void *result, int target, + int options) +{ + int ret = http_request(url, result, target, options); + if (ret != HTTP_REAUTH) + return ret; + return http_request(url, result, target, options); +} + int http_get_strbuf(const char *url, struct strbuf *result, int options) { - int http_ret = http_request(url, result, HTTP_REQUEST_STRBUF, options); - if (http_ret == HTTP_REAUTH) { - http_ret = http_request(url, result, HTTP_REQUEST_STRBUF, options); - } - return http_ret; + return http_request_reauth(url, result, HTTP_REQUEST_STRBUF, options); } /* @@ -889,7 +909,7 @@ static int http_get_file(const char *url, const char *filename, int options) goto cleanup; } - ret = http_request(url, result, HTTP_REQUEST_FILE, options); + ret = http_request_reauth(url, result, HTTP_REQUEST_FILE, options); fclose(result); if ((ret == HTTP_OK) && move_temp_to_file(tmpfile.buf, filename)) @@ -903,7 +923,7 @@ int http_error(const char *url, int ret) { /* http_request has already handled HTTP_START_FAILED. */ if (ret != HTTP_START_FAILED) - error("%s while accessing %s\n", curl_errorstr, url); + error("%s while accessing %s", curl_errorstr, url); return ret; } @@ -1043,7 +1063,6 @@ void release_http_pack_request(struct http_pack_request *preq) if (preq->packfile != NULL) { fclose(preq->packfile); preq->packfile = NULL; - preq->slot->local = NULL; } if (preq->range_header != NULL) { curl_slist_free_all(preq->range_header); @@ -1065,7 +1084,6 @@ int finish_http_pack_request(struct http_pack_request *preq) fclose(preq->packfile); preq->packfile = NULL; - preq->slot->local = NULL; lst = preq->lst; while (*lst != p) @@ -1116,9 +1134,8 @@ struct http_pack_request *new_http_pack_request( struct strbuf buf = STRBUF_INIT; struct http_pack_request *preq; - preq = xmalloc(sizeof(*preq)); + preq = xcalloc(1, sizeof(*preq)); preq->target = target; - preq->range_header = NULL; end_url_with_slash(&buf, base_url); strbuf_addf(&buf, "objects/pack/pack-%s.pack", @@ -1135,7 +1152,6 @@ struct http_pack_request *new_http_pack_request( } preq->slot = get_active_slot(); - preq->slot->local = preq->packfile; curl_easy_setopt(preq->slot->curl, CURLOPT_FILE, preq->packfile); curl_easy_setopt(preq->slot->curl, CURLOPT_WRITEFUNCTION, fwrite); curl_easy_setopt(preq->slot->curl, CURLOPT_URL, preq->url); @@ -1192,7 +1208,6 @@ static size_t fwrite_sha1_file(char *ptr, size_t eltsize, size_t nmemb, git_SHA1_Update(&freq->c, expn, sizeof(expn) - freq->stream.avail_out); } while (freq->stream.avail_in && freq->zret == Z_OK); - data_received++; return size; } @@ -1210,7 +1225,7 @@ struct http_object_request *new_http_object_request(const char *base_url, struct curl_slist *range_header = NULL; struct http_object_request *freq; - freq = xmalloc(sizeof(*freq)); + freq = xcalloc(1, sizeof(*freq)); hashcpy(freq->sha1, sha1); freq->localfile = -1; @@ -1248,8 +1263,6 @@ struct http_object_request *new_http_object_request(const char *base_url, goto abort; } - memset(&freq->stream, 0, sizeof(freq->stream)); - git_inflate_init(&freq->stream); git_SHA1_Init(&freq->c); @@ -1324,7 +1337,6 @@ struct http_object_request *new_http_object_request(const char *base_url, return freq; abort: - free(filename); free(freq->url); free(freq); return NULL;