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Allow wildcarded mapaddress targets in controller MAPADDRESS command

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This commit is contained in:
Nick Mathewson 2012-06-27 23:38:04 -04:00
parent 0b3f5ca11f
commit 23f2e37ff7
2 changed files with 18 additions and 4 deletions
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4
changes/bug6244 Normal file
View file

@ -0,0 +1,4 @@
o Major bugfixes:
- Allow wildcarded mapaddress targets to be specified on the controlport.
Partial fix for bug 6244; bugfix on 0.2.3.9-alpha.

18
src/or/control.c
View file

@ -1313,6 +1313,17 @@ handle_control_takeownership(control_connection_t *conn, uint32_t len,
return 0;
}
/** Return true iff <b>addr</b> is unusable as a mapaddress target because of
* containing funny characters. */
static int
address_is_invalid_mapaddress_target(const char *addr)
{
if (!strcmpstart(addr, "*."))
return address_is_invalid_destination(addr+2, 1);
else
return address_is_invalid_destination(addr, 1);
}
/** Called when we get a MAPADDRESS command; try to bind all listed addresses,
* and report success or failure. */
static int
@ -1331,14 +1342,13 @@ handle_control_mapaddress(control_connection_t *conn, uint32_t len,
reply = smartlist_new();
smartlist_split_string(lines, body, " ",
SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0);
SMARTLIST_FOREACH(lines, char *, line,
{
SMARTLIST_FOREACH_BEGIN(lines, char *, line) {
tor_strlower(line);
smartlist_split_string(elts, line, "=", 0, 2);
if (smartlist_len(elts) == 2) {
const char *from = smartlist_get(elts,0);
const char *to = smartlist_get(elts,1);
if (address_is_invalid_destination(to, 1)) {
if (address_is_invalid_mapaddress_target(to)) {
smartlist_add_asprintf(reply,
"512-syntax error: invalid address '%s'", to);
log_warn(LD_CONTROL,
@ -1370,7 +1380,7 @@ handle_control_mapaddress(control_connection_t *conn, uint32_t len,
}
SMARTLIST_FOREACH(elts, char *, cp, tor_free(cp));
smartlist_clear(elts);
});
} SMARTLIST_FOREACH_END(line);
SMARTLIST_FOREACH(lines, char *, cp, tor_free(cp));
smartlist_free(lines);
smartlist_free(elts);