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Added some logging on corrupted md5 ids.

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default 2023-06-16 10:04:29 +02:00
parent 1b1cb2dc38
commit 723efdb251
1 changed files with 22 additions and 7 deletions
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29
data.c
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@ -543,10 +543,12 @@ xs_list *index_list_desc(const char *fn, int skip, int show)
/** objects **/ /** objects **/
xs_str *_object_fn_by_md5(const char *md5) static xs_str *_object_fn_by_md5(const char *md5)
{ {
if (!xs_is_hex(md5)) if (!xs_is_hex(md5) || strlen(md5) != 32) {
srv_log(xs_fmt("_object_fn_by_md5(): '%s' not hex", md5)); srv_log(xs_fmt("_object_fn_by_md5(): bad md5 '%s'", md5));
return NULL;
}
xs *bfn = xs_fmt("%s/object/%c%c", srv_basedir, md5[0], md5[1]); xs *bfn = xs_fmt("%s/object/%c%c", srv_basedir, md5[0], md5[1]);
@ -567,7 +569,7 @@ int object_here_by_md5(const char *id)
/* checks if an object is already downloaded */ /* checks if an object is already downloaded */
{ {
xs *fn = _object_fn_by_md5(id); xs *fn = _object_fn_by_md5(id);
return mtime(fn) > 0.0; return fn && mtime(fn) > 0.0;
} }
@ -586,6 +588,11 @@ int object_get_by_md5(const char *md5, xs_dict **obj)
xs *fn = _object_fn_by_md5(md5); xs *fn = _object_fn_by_md5(md5);
FILE *f; FILE *f;
if (xs_is_null(fn)) {
srv_log(xs_fmt("object_get_by_md5(): bad md5 '%s'", md5));
return 500;
}
if ((f = fopen(fn, "r")) != NULL) { if ((f = fopen(fn, "r")) != NULL) {
flock(fileno(f), LOCK_SH); flock(fileno(f), LOCK_SH);
@ -689,6 +696,11 @@ int object_del_by_md5(const char *md5)
int status = 404; int status = 404;
xs *fn = _object_fn_by_md5(md5); xs *fn = _object_fn_by_md5(md5);
if (xs_is_null(fn)) {
srv_log(xs_fmt("object_del_by_md5(): bad md5 '%s'", md5));
return 500;
}
if (unlink(fn) != -1) { if (unlink(fn) != -1) {
status = 200; status = 200;
@ -736,7 +748,7 @@ int object_del_if_unref(const char *id)
double object_ctime_by_md5(const char *md5) double object_ctime_by_md5(const char *md5)
{ {
xs *fn = _object_fn_by_md5(md5); xs *fn = _object_fn_by_md5(md5);
return f_ctime(fn); return fn ? f_ctime(fn) : 0.0;
} }
@ -793,10 +805,13 @@ xs_list *object_announces(const char *id)
} }
int object_parent(const char *id, char *buf, int size) int object_parent(const char *md5, char *buf, int size)
/* returns the object parent, if any */ /* returns the object parent, if any */
{ {
xs *fn = _object_fn_by_md5(id); xs *fn = _object_fn_by_md5(md5);
if (xs_is_null(fn))
return 0;
fn = xs_replace_i(fn, ".json", "_p.idx"); fn = xs_replace_i(fn, ".json", "_p.idx");
return index_first(fn, buf, size); return index_first(fn, buf, size);
} }