- When doing non-anonymous ftp via http proxies and the password is not

provided in the url, add it there (squid needs this).

CHANGES

@@ -6,6 +6,10 @@
 
                                   Changelog
 
+Michal Marek (16 Jun 2009)
+- When doing non-anonymous ftp via http proxies and the password is not
+  provided in the url, add it there (squid needs this).
+
 Daniel Stenberg (15 Jun 2009)
 - Eric Wong's patch:
 

RELEASE-NOTES

@@ -28,6 +28,7 @@ This release includes the following bugfixes:
  o libcurl-NSS client cert handling segfaults
  o curl uploading from stdin/pipes now works in non-blocking way so that it
    continues the downloading even when the read stalls
+ o ftp credentials are added to the url if needed for http proxies
 
 This release includes the following known bugs:
 

lib/http.c

@@ -2060,6 +2060,7 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
   CURLcode result=CURLE_OK;
   struct HTTP *http;
   const char *ppath = data->state.path;
+  bool paste_ftp_userpwd = FALSE;
   char ftp_typecode[sizeof(";type=?")] = "";
   const char *host = conn->host.name;
   const char *te = ""; /* transfer-encoding */
@@ -2288,24 +2289,26 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
       }
     }
     ppath = data->change.url;
-    if (data->set.proxy_transfer_mode) {
-      /* when doing ftp, append ;type=<a|i> if not present */
-      if(checkprefix("ftp://", ppath) || checkprefix("ftps://", ppath)) {
-        char *p = strstr(ppath, ";type=");
-        if(p && p[6] && p[7] == 0) {
-          switch (Curl_raw_toupper(p[6])) {
-          case 'A':
-          case 'D':
-          case 'I':
-            break;
-          default:
-            p = NULL;
+    if(checkprefix("ftp://", ppath)) {
+      if (data->set.proxy_transfer_mode) {
+        /* when doing ftp, append ;type=<a|i> if not present */
+          char *p = strstr(ppath, ";type=");
+          if(p && p[6] && p[7] == 0) {
+            switch (Curl_raw_toupper(p[6])) {
+            case 'A':
+            case 'D':
+            case 'I':
+              break;
+            default:
+              p = NULL;
+            }
           }
-        }
-        if(!p)
-          snprintf(ftp_typecode, sizeof(ftp_typecode), ";type=%c",
-                   data->set.prefer_ascii ? 'a' : 'i');
+          if(!p)
+            snprintf(ftp_typecode, sizeof(ftp_typecode), ";type=%c",
+                     data->set.prefer_ascii ? 'a' : 'i');
       }
+      if (conn->bits.user_passwd && !conn->bits.userpwd_in_url)
+        paste_ftp_userpwd = TRUE;
     }
   }
 #endif /* CURL_DISABLE_PROXY */
@@ -2464,10 +2467,23 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
     return CURLE_OUT_OF_MEMORY;
 
   /* add the main request stuff */
-  result =
-    add_bufferf(req_buffer,
-                "%s " /* GET/HEAD/POST/PUT */
-                "%s%s HTTP/%s\r\n" /* path + HTTP version */
+  /* GET/HEAD/POST/PUT */
+  result = add_bufferf(req_buffer, "%s ", request);
+  if (result)
+    return result;
+
+  /* url */
+  if (paste_ftp_userpwd)
+    result = add_bufferf(req_buffer, "ftp://%s:%s@%s",
+        conn->user, conn->passwd, ppath + sizeof("ftp://") - 1);
+  else
+    result = add_buffer(req_buffer, ppath, strlen(ppath));
+  if (result)
+    return result;
+
+  result = add_bufferf(req_buffer,
+                "%s" /* ftp typecode (;type=x) */
+                " HTTP/%s\r\n" /* HTTP version */
                 "%s" /* proxyuserpwd */
                 "%s" /* userpwd */
                 "%s" /* range */
@@ -2479,8 +2495,6 @@ CURLcode Curl_http(struct connectdata *conn, bool *done)
                 "%s" /* Proxy-Connection */
                 "%s",/* transfer-encoding */
 
-                request,
-                ppath,
                 ftp_typecode,
                 httpstring,
                 conn->allocptr.proxyuserpwd?

lib/url.c

@@ -3831,6 +3831,7 @@ static CURLcode parse_url_userpass(struct SessionHandle *data,
        * set user/passwd, but doing that first adds more cases here :-(
        */
 
+      conn->bits.userpwd_in_url = 1;
       if(data->set.use_netrc != CURL_NETRC_REQUIRED) {
         /* We could use the one in the URL */
 

lib/urldata.h

@@ -625,6 +625,7 @@ struct ConnectBits {
                          EPRT doesn't work we disable it for the forthcoming
                          requests */
   bool netrc;         /* name+password provided by netrc */
+  bool userpwd_in_url; /* name+password found in url */
 
   bool done;          /* set to FALSE when Curl_do() is called and set to TRUE
                          when Curl_done() is called, to prevent Curl_done() to

tests/data/test299

@@ -0,0 +1,53 @@
+<testcase>
+<info>
+<keywords>
+FTP
+HTTP
+CURLOPT_USERPWD
+HTTP proxy
+</keywords>
+</info>
+
+# Server-side
+<reply>
+<data>
+HTTP/1.0 200 OK swsclose
+Date: Thu, 09 Nov 2010 14:49:00 GMT
+Server: test-server/fake
+
+blablabla
+
+</data>
+</reply>
+
+# Client-side
+<client>
+<server>
+http
+</server>
+<features>
+ftp
+</features>
+ <name>
+FTP over HTTP proxy with user:pass not in url
+ </name>
+ <command>
+-x http://%HOSTIP:%HTTPPORT -u michal:aybabtu ftp://host.com/we/want/299
+</command>
+</client>
+
+# Verify data after the test has been "shot"
+<verify>
+<strip>
+^User-Agent:.*
+</strip>
+<protocol>
+GET ftp://michal:aybabtu@host.com/we/want/299 HTTP/1.1
+Authorization: Basic bWljaGFsOmF5YmFidHU=
+Host: host.com:21
+Accept: */*
+Proxy-Connection: Keep-Alive
+
+</protocol>
+</verify>
+</testcase>