}
/* possible negotiate authentication with the client. Use "leader" to
- start off the auth if necessary */
-int auth_server(int fd, int module, char *addr, char *leader)
+ start off the auth if necessary
+
+ return NULL if authentication failed
+
+ return "" if anonymous access
+
+ otherwise return username
+*/
+char *auth_server(int fd, int module, char *addr, char *leader)
{
char *users = lp_auth_users(module);
char challenge[16];
char b64_challenge[30];
char line[MAXPATHLEN];
- char user[100];
+ static char user[100];
char secret[100];
char pass[30];
char pass2[30];
char *tok;
/* if no auth list then allow anyone in! */
- if (!users || !*users) return 1;
+ if (!users || !*users) return "";
gen_challenge(addr, challenge);
io_printf(fd,"%s%s\n", leader, b64_challenge);
if (!read_line(fd, line, sizeof(line)-1)) {
- return 0;
+ return NULL;
}
memset(user, 0, sizeof(user));
memset(pass, 0, sizeof(pass));
if (sscanf(line,"%99s %29s", user, pass) != 2) {
- return 0;
+ return NULL;
}
users = strdup(users);
- if (!users) return 0;
+ if (!users) return NULL;
for (tok=strtok(users," ,\t"); tok; tok = strtok(NULL," ,\t")) {
if (strcmp(tok, user) == 0) break;
free(users);
if (!tok) {
- return 0;
+ return NULL;
}
memset(secret, 0, sizeof(secret));
if (!get_secret(module, user, secret, sizeof(secret)-1)) {
memset(secret, 0, sizeof(secret));
- return 0;
+ return NULL;
}
generate_hash(secret, b64_challenge, pass2);
memset(secret, 0, sizeof(secret));
- return (strcmp(pass, pass2) == 0);
+ if (strcmp(pass, pass2) == 0)
+ return user;
+
+ return NULL;
}
char *addr = client_addr(fd);
char *host = client_name(fd);
char *name = lp_name(i);
+ char *user;
int start_glob=0;
char *request=NULL;
extern int am_sender;
return -1;
}
- if (!auth_server(fd, i, addr, "@RSYNCD: AUTHREQD ")) {
- rprintf(FERROR,"auth failed on module %s from %s (%s)\n",
- name, client_name(fd), client_addr(fd));
- io_printf(fd,"@ERROR: auth failed on module %s\n",name);
- return -1;
- }
-
if (!claim_connection(lp_lock_file(), lp_max_connections())) {
rprintf(FERROR,"max connections (%d) reached\n",
lp_max_connections());
}
+ user = auth_server(fd, i, addr, "@RSYNCD: AUTHREQD ");
+
+ if (!user) {
+ rprintf(FERROR,"auth failed on module %s from %s (%s)\n",
+ name, client_name(fd), client_addr(fd));
+ io_printf(fd,"@ERROR: auth failed on module %s\n",name);
+ return -1;
+ }
+
module_id = i;
if (lp_read_only(i))
parse_arguments(argc, argv);
if (request) {
- rprintf(FINFO,"rsync %s %s from %s (%s)\n",
- am_sender?"on":"to",
- request, host, addr);
+ if (*user) {
+ rprintf(FINFO,"rsync %s %s from %s@%s (%s)\n",
+ am_sender?"on":"to",
+ request, user, host, addr);
+ } else {
+ rprintf(FINFO,"rsync %s %s from %s (%s)\n",
+ am_sender?"on":"to",
+ request, host, addr);
+ }
free(request);
}