Bug #2588 » chunk.c.patch
| chunk_new.c 2017-08-28 01:47:48.000000000 +0200 | ||
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return 0;
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}
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#ifdef __linux__
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#include <linux/version.h>
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#endif
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#include <stdlib.h> /* to get retrieved the POSIX_SOURCE defines */
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int os_fallocate(int fd, off_t filesize) {
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)
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return fallocate(fd, 0, 0, filesize);
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#elif _XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L
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return posix_fallocate(fd, 0, filesize);
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#else
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/* fprintf(stderr, "unsupported platform, old upload bug can still occur\n"); */
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#endif
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}
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chunk *chunkqueue_get_append_tempfile(chunkqueue *cq) {
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chunk *c;
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buffer *template = buffer_init_string("/var/tmp/lighttpd-upload-XXXXXX");
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| ... | ... | |
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if (-1 != (c->file.fd = mkstemp(template->ptr))) {
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/* only trigger the unlink if we created the temp-file successfully */
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c->file.is_temp = 1;
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break;
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/* ensure that there is enough storage for our data */
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const int MAX_CHUNK_SIZE = 1 * 1024 * 1024;
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if (os_fallocate(c->file.fd, MAX_CHUNK_SIZE + 1) ) {
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/* fprintf(stderr, "not enough space on storage: %d\n", i); */
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close(c->file.fd);
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c->file.fd = -1;
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unlink(template->ptr);
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}
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else {
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lseek(c->file.fd, 0, SEEK_SET);
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c->file.is_temp = 1;
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break;
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}
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}
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}
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} else {
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