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fix(vnode/cos): fix error printing to avoid buffer overflow

This commit is contained in:
Minglei Jin 2023-11-08 15:18:55 +08:00
parent 3f125bc6bf
commit a1e692a796
1 changed files with 11 additions and 6 deletions
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17
source/dnode/vnode/src/vnd/vnodeCos.c
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@ -99,20 +99,22 @@ static void responseCompleteCallback(S3Status status, const S3ErrorDetails *erro
int len = 0;
const int elen = sizeof(cbd->err_msg);
if (error) {
if (error->message) {
if (error->message && elen - len > 0) {
len += snprintf(&(cbd->err_msg[len]), elen - len, " Message: %s\n", error->message);
}
if (error->resource) {
if (error->resource && elen - len > 0) {
len += snprintf(&(cbd->err_msg[len]), elen - len, " Resource: %s\n", error->resource);
}
if (error->furtherDetails) {
if (error->furtherDetails && elen - len > 0) {
len += snprintf(&(cbd->err_msg[len]), elen - len, " Further Details: %s\n", error->furtherDetails);
}
if (error->extraDetailsCount) {
if (error->extraDetailsCount && elen - len > 0) {
len += snprintf(&(cbd->err_msg[len]), elen - len, "%s", " Extra Details:\n");
for (int i = 0; i < error->extraDetailsCount; i++) {
len += snprintf(&(cbd->err_msg[len]), elen - len, " %s: %s\n", error->extraDetails[i].name,
error->extraDetails[i].value);
if (elen - len > 0) {
len += snprintf(&(cbd->err_msg[len]), elen - len, " %s: %s\n", error->extraDetails[i].name,
error->extraDetails[i].value);
}
}
}
}
@ -205,6 +207,7 @@ static void growbuffer_destroy(growbuffer *gb) {
typedef struct put_object_callback_data {
char err_msg[512];
S3Status status;
uint64_t content_length;
// FILE *infile;
TdFilePtr infileFD;
growbuffer *gb;
@ -218,6 +221,7 @@ typedef struct put_object_callback_data {
typedef struct UploadManager {
char err_msg[512];
S3Status status;
uint64_t content_length;
// used for initial multipart
char *upload_id;
@ -233,6 +237,7 @@ typedef struct UploadManager {
typedef struct list_parts_callback_data {
char err_msg[512];
S3Status status;
uint64_t content_length;
int isTruncated;
char nextPartNumberMarker[24];
char initiatorId[256];