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Fix URL parameter decoding in web server #3313

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Merged
merged 6 commits into from
Dec 30, 2017
+19 −23
Merged

Fix URL parameter decoding in web server #3313

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8c0b011
Make HTTP server test data easier to examine
scop May 31, 2017
1adf577
Add HTTP server parameter tests containing & and =
scop May 31, 2017
6855dae
Fix URL parameter decoding in web server
scop May 31, 2017
aeb89cf
Merge branch 'master' into http-params
devyte Dec 28, 2017
358069a
Merge branch 'master' into http-params
devyte Dec 30, 2017
a89c7ec
Merge branch 'master' into http-params
devyte Dec 30, 2017
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8 changes: 2 additions & 6 deletions libraries/ESP8266WebServer/src/Parsing.cpp
View file
Original file line number Diff line number Diff line change
@@ -184,13 +184,9 @@ bool ESP8266WebServer::_parseRequest(WiFiClient& client) {
return false;
}
if (contentLength > 0) {
if (searchStr != "") searchStr += '&';
if(isEncoded){
//url encoded form
String decoded = urlDecode(plainBuf);
size_t decodedLen = decoded.length();
memcpy(plainBuf, decoded.c_str(), decodedLen);
plainBuf[decodedLen] = 0;
if (searchStr != "") searchStr += '&';
searchStr += plainBuf;
}
_parseArguments(searchStr);
@@ -321,7 +317,7 @@ void ESP8266WebServer::_parseArguments(String data) {
continue;
}
RequestArgument& arg = _currentArgs[iarg];
arg.key = data.substring(pos, equal_sign_index);
arg.key = urlDecode(data.substring(pos, equal_sign_index));
arg.value = urlDecode(data.substring(equal_sign_index + 1, next_arg_index));
#ifdef DEBUG_ESP_HTTP_SERVER
DEBUG_OUTPUT.print("arg ");
26 changes: 13 additions & 13 deletions tests/device/test_http_server/test_http_server.ino
View file
Original file line number Diff line number Diff line change
@@ -36,16 +36,16 @@ TEST_CASE("HTTP GET Parameters", "[HTTPServer]")
siteData = "";
for (uint8_t i=0; i<server.args(); i++){
if(i > 0)
siteData += "&";
siteData += server.argName(i) + "=" + server.arg(i);
siteData += "\n";
siteData += server.argName(i) + " = " + server.arg(i);
}
siteHits++;
server.send(200, "text/plain", siteData);
});
uint32_t startTime = millis();
while(siteHits == 0 && (millis() - startTime) < 10000)
server.handleClient();
REQUIRE(siteHits > 0 && siteData.equals("var1=val with spaces&var+=some%"));
REQUIRE(siteHits > 0 && siteData.equals("var1 = val with spaces\nva=r+ = so&me%"));
}
}

@@ -57,16 +57,16 @@ TEST_CASE("HTTP POST Parameters", "[HTTPServer]")
siteData = "";
for (uint8_t i=0; i<server.args(); i++){
if(i > 0)
siteData += "&";
siteData += server.argName(i) + "=" + server.arg(i);
siteData += "\n";
siteData += server.argName(i) + " = " + server.arg(i);
}
siteHits++;
server.send(200, "text/plain", siteData);
});
uint32_t startTime = millis();
while(siteHits == 0 && (millis() - startTime) < 10000)
server.handleClient();
REQUIRE(siteHits > 0 && siteData.equals("var2=val with spaces"));
REQUIRE(siteHits > 0 && siteData.equals("var2 = val with spaces"));
}
}

@@ -78,16 +78,16 @@ TEST_CASE("HTTP GET+POST Parameters", "[HTTPServer]")
siteData = "";
for (uint8_t i=0; i<server.args(); i++){
if(i > 0)
siteData += "&";
siteData += server.argName(i) + "=" + server.arg(i);
siteData += "\n";
siteData += server.argName(i) + " = " + server.arg(i);
}
siteHits++;
server.send(200, "text/plain", siteData);
});
uint32_t startTime = millis();
while(siteHits == 0 && (millis() - startTime) < 10000)
server.handleClient();
REQUIRE(siteHits > 0 && siteData.equals("var3=val with spaces&var+=some%"));
REQUIRE(siteHits > 0 && siteData.equals("var3 = val with spaces\nva&r+ = so=me%"));
}
}

@@ -98,8 +98,8 @@ TEST_CASE("HTTP Upload", "[HTTPServer]")
server.on("/upload", HTTP_POST, [](){
for (uint8_t i=0; i<server.args(); i++){
if(i > 0)
siteData += "&";
siteData += server.argName(i) + "=" + server.arg(i);
siteData += "\n";
siteData += server.argName(i) + " = " + server.arg(i);
}
siteHits++;
server.send(200, "text/plain", siteData);
@@ -110,13 +110,13 @@ TEST_CASE("HTTP Upload", "[HTTPServer]")
} else if(upload.status == UPLOAD_FILE_END){
siteData.concat(":");
siteData.concat(String(upload.totalSize));
siteData.concat("&");
siteData.concat("\n");
}
});
uint32_t startTime = millis();
while(siteHits == 0 && (millis() - startTime) < 10000)
server.handleClient();
REQUIRE(siteHits > 0 && siteData.equals("test.txt:16&var4=val with spaces"));
REQUIRE(siteHits > 0 && siteData.equals("test.txt:16\nvar4 = val with spaces"));
}
}

8 changes: 4 additions & 4 deletions tests/device/test_http_server/test_http_server.py
View file
Original file line number Diff line number Diff line change
@@ -24,7 +24,7 @@ def http_test(res, url, get=None, post=None):
@setup('HTTP GET Parameters')
def setup_http_get_params(e):
def testRun():
return http_test('var1=val with spaces&var+=some%', 'http://etd.local/get', {'var1' : 'val with spaces', 'var+' : 'some%'})
return http_test('var1 = val with spaces\nva=r+ = so&me%', 'http://etd.local/get', {'var1' : 'val with spaces', 'va=r+' : 'so&me%'})
Thread(target=testRun).start()

@teardown('HTTP GET Parameters')
@@ -34,7 +34,7 @@ def teardown_http_get_params(e):
@setup('HTTP POST Parameters')
def setup_http_post_params(e):
def testRun():
return http_test('var2=val with spaces', 'http://etd.local/post', None, {'var2' : 'val with spaces'})
return http_test('var2 = val with spaces', 'http://etd.local/post', None, {'var2' : 'val with spaces'})
Thread(target=testRun).start()

@teardown('HTTP POST Parameters')
@@ -44,7 +44,7 @@ def teardown_http_post_params(e):
@setup('HTTP GET+POST Parameters')
def setup_http_getpost_params(e):
def testRun():
return http_test('var3=val with spaces&var+=some%', 'http://etd.local/get_and_post', {'var3' : 'val with spaces'}, {'var+' : 'some%'})
return http_test('var3 = val with spaces\nva&r+ = so=me%', 'http://etd.local/get_and_post', {'var3' : 'val with spaces'}, {'va&r+' : 'so=me%'})
Thread(target=testRun).start()

@teardown('HTTP GET+POST Parameters')
@@ -63,7 +63,7 @@ def testRun():
response = urllib2.urlopen(request, None, 2).read()
except:
return 1
if response != 'test.txt:16&var4=val with spaces':
if response != 'test.txt:16\nvar4 = val with spaces':
return 1
return 0
Thread(target=testRun).start()