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); }