cartodb4/node-pg-copy-streams
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Bugfix - Chunk frontiers were not correctly tested

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This commit is contained in:
jeromew 2016-07-28 23:03:11 +00:00
parent a5e532f20b
commit 9ccda04036
1 changed files with 3 additions and 3 deletions
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6
copy-to.js
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@ -42,10 +42,10 @@ CopyStreamQuery.prototype._transform = function(chunk, enc, cb) {
var messageCode;
var needPush = false;
while((chunk.length - offset) > (Byte1Len + Int32Len)) {
while((chunk.length - offset) >= (Byte1Len + Int32Len)) {
var messageCode = chunk[offset]
//console.log(c, w, offset, 'PostgreSQL message ' + String.fromCharCode(messageCode))
//console.log('PostgreSQL message ' + String.fromCharCode(messageCode))
switch(messageCode) {
// detect COPY start
@ -79,7 +79,7 @@ CopyStreamQuery.prototype._transform = function(chunk, enc, cb) {
}
length = chunk.readUInt32BE(offset+Byte1Len)
if(chunk.length > (offset + Byte1Len + length)) {
if(chunk.length >= (offset + Byte1Len + length)) {
offset += Byte1Len + Int32Len
if (needPush) {
var row = chunk.slice(offset, offset + length - Int32Len)