static int
do_validate()
{
GList *repo_list = seaf_repo_manager_get_repo_list(seaf->repo_mgr, -1, -1);
if (!repo_list) {
printf ("There is no repo yet.\n");
return 0;
}
GList *ptr = repo_list;
while(ptr) {
SeafRepo *repo = ptr->data;
ptr = ptr->next;
if (validate_repo(repo) < 0 && !force_continue) {
return -1;
}
}
return 0;
}
/*
* paranoid wrapper, runs hg executable in server mode.
*/
static void serve_data(int argc, char **argv)
{
char *hg_root = HG_ROOT;
char *repo, *repo_root;
enum cmdline cmd;
char *nargv[6];
size_t repolen;
int i;
/*
* check argv for looking okay. we should be invoked with argv
* resembling like this:
*
* hgsh
* -c
* hg -R some/path serve --stdio
*
* the "-c" is added by sshd, because it thinks we are login shell.
*/
if (argc != 3) {
goto badargs;
}
if (strcmp(argv[1], "-c") != 0) {
goto badargs;
}
if (sscanf(argv[2], "hg init %as", &repo) == 1) {
cmd = hg_init;
}
else if (sscanf(argv[2], "hg -R %as serve --stdio", &repo) == 1) {
cmd = hg_serve;
} else {
goto badargs;
}
repolen = repo ? strlen(repo) : 0;
if (repolen == 0) {
goto badargs;
}
if (hg_root) {
if (asprintf(&repo_root, "%s/%s/", hg_root, repo) == -1) {
goto badargs;
}
/*
* attempt to stop break out from inside the
* repository tree. could do something more clever
* here, because e.g. we could traverse a symlink that
* looks safe, but really breaks us out of tree.
*/
if (strstr(repo_root, "/../") != NULL) {
goto badargs;
}
/* only hg init expects no repo. */
if (cmd != hg_init) {
int valid;
valid = validate_repo(repo_root, "data");
if (valid == -1) {
goto badargs;
}
if (valid == 0) {
valid = validate_repo(repo_root, "store");
if (valid == -1) {
goto badargs;
}
}
if (valid == 0) {
perror(repo);
exit(EX_DATAERR);
}
}
if (chdir(hg_root) == -1) {
perror(hg_root);
exit(EX_SOFTWARE);
}
}
i = 0;
switch (cmd) {
case hg_serve:
nargv[i++] = HG;
nargv[i++] = "-R";
nargv[i++] = repo;
nargv[i++] = "serve";
nargv[i++] = "--stdio";
break;
case hg_init:
nargv[i++] = HG;
nargv[i++] = "init";
nargv[i++] = repo;
break;
}
nargv[i] = NULL;
if (debug) {
print_cmdline(i, nargv);
}
execv(HG, nargv);
perror(HG);
exit(EX_UNAVAILABLE);
badargs:
/* print useless error message. */
usage("invalid arguments", EX_DATAERR);
}