diff options
Diffstat (limited to 'support/test-container.c')
| -rw-r--r-- | support/test-container.c | 78 |
1 files changed, 65 insertions, 13 deletions
diff --git a/support/test-container.c b/support/test-container.c index 4c58254558..e970eb2c18 100644 --- a/support/test-container.c +++ b/support/test-container.c @@ -95,6 +95,8 @@ int verbose = 0; mv FILE FILE cp FILE FILE rm FILE + cwd PATH + exec FILE FILE must start with $B/, $S/, $I/, $L/, or / (expands to build dir, source dir, install dir, library dir (in container), or container's root) @@ -104,6 +106,8 @@ int verbose = 0; - 'mv': A minimal move files command. - 'cp': A minimal copy files command. - 'rm': A minimal remove files command. + - 'cwd': set test working directory + - 'exec': change test binary location (may end in /) * mytest.root/postclean.req causes fresh rsync (with delete) after test if present @@ -147,7 +151,7 @@ maybe_xmkdir (const char *path, mode_t mode) } /* Temporarily concatenate multiple strings into one. Allows up to 10 - temporary results; use strdup () if you need them to be + temporary results; use xstrdup () if you need them to be permanent. */ static char * concat (const char *str, ...) @@ -670,11 +674,13 @@ main (int argc, char **argv) char *new_objdir_path; char *new_srcdir_path; char **new_child_proc; + char *new_child_exec; char *command_root; char *command_base; char *command_basename; char *so_base; int do_postclean = 0; + char *change_cwd = NULL; int pipes[2]; char pid_buf[20]; @@ -701,7 +707,7 @@ main (int argc, char **argv) if (argc < 2) { - fprintf (stderr, "Usage: containerize <program to run> <args...>\n"); + fprintf (stderr, "Usage: test-container <program to run> <args...>\n"); exit (1); } @@ -746,12 +752,13 @@ main (int argc, char **argv) } } - pristine_root_path = strdup (concat (support_objdir_root, + pristine_root_path = xstrdup (concat (support_objdir_root, "/testroot.pristine", NULL)); - new_root_path = strdup (concat (support_objdir_root, + new_root_path = xstrdup (concat (support_objdir_root, "/testroot.root", NULL)); new_cwd_path = get_current_dir_name (); new_child_proc = argv + 1; + new_child_exec = argv[1]; lock_fd = open (concat (pristine_root_path, "/lock.fd", NULL), O_CREAT | O_TRUNC | O_RDWR, 0666); @@ -778,10 +785,10 @@ main (int argc, char **argv) command_root = concat (support_srcdir_root, argv[1] + strlen (support_objdir_root), ".root", NULL); - command_root = strdup (command_root); + command_root = xstrdup (command_root); /* This cuts off the ".root" we appended above. */ - command_base = strdup (command_root); + command_base = xstrdup (command_root); command_base[strlen (command_base) - 5] = 0; /* This is the basename of the test we're running. */ @@ -792,7 +799,7 @@ main (int argc, char **argv) ++command_basename; /* Shared object base directory. */ - so_base = strdup (argv[1]); + so_base = xstrdup (argv[1]); if (strrchr (so_base, '/') != NULL) strrchr (so_base, '/')[1] = 0; @@ -806,9 +813,9 @@ main (int argc, char **argv) && S_ISDIR (st.st_mode)) rsync (command_root, new_root_path, 0); - new_objdir_path = strdup (concat (new_root_path, + new_objdir_path = xstrdup (concat (new_root_path, support_objdir_root, NULL)); - new_srcdir_path = strdup (concat (new_root_path, + new_srcdir_path = xstrdup (concat (new_root_path, support_srcdir_root, NULL)); /* new_cwd_path starts with '/' so no "/" needed between the two. */ @@ -868,7 +875,10 @@ main (int argc, char **argv) the_words[i] = concat (new_root_path, support_libdir_prefix, the_words[i] + 2, NULL); - else if (the_words[i][0] == '/') + /* "exec" and "cwd" use inside-root paths. */ + else if (strcmp (the_words[0], "exec") != 0 + && strcmp (the_words[0], "cwd") != 0 + && the_words[i][0] == '/') the_words[i] = concat (new_root_path, the_words[i], NULL); } @@ -912,13 +922,49 @@ main (int argc, char **argv) { maybe_xunlink (the_words[1]); } + else if (nt >= 2 && strcmp (the_words[0], "exec") == 0) + { + /* The first argument is the desired location and name + of the test binary as we wish to exec it; we will + copy the binary there. The second (optional) + argument is the value to pass as argv[0], it + defaults to the same as the first argument. */ + char *new_exec_path = the_words[1]; + + /* If the new exec path ends with a slash, that's the + * directory, and use the old test base name. */ + if (new_exec_path [strlen(new_exec_path) - 1] == '/') + new_exec_path = concat (new_exec_path, + basename (new_child_proc[0]), + NULL); + + + /* new_child_proc is in the build tree, so has the + same path inside the chroot as outside. The new + exec path is, by definition, relative to the + chroot. */ + copy_one_file (new_child_proc[0], concat (new_root_path, + new_exec_path, + NULL)); + + new_child_exec = xstrdup (new_exec_path); + if (the_words[2]) + new_child_proc[0] = xstrdup (the_words[2]); + else + new_child_proc[0] = new_child_exec; + } + else if (nt == 2 && strcmp (the_words[0], "cwd") == 0) + { + change_cwd = xstrdup (the_words[1]); + } else if (nt == 1 && strcmp (the_words[0], "su") == 0) { be_su = 1; } else if (nt > 0 && the_words[0][0] != '#') { - printf ("\033[31minvalid [%s]\033[0m\n", the_words[0]); + fprintf (stderr, "\033[31minvalid [%s]\033[0m\n", the_words[0]); + exit (1); } } fclose (f); @@ -1089,11 +1135,17 @@ main (int argc, char **argv) write (GMAP, tmp, strlen (tmp)); xclose (GMAP); + if (change_cwd) + { + if (chdir (change_cwd) < 0) + FAIL_EXIT1 ("Can't cd to %s inside container - ", change_cwd); + } + /* Now run the child. */ - execvp (new_child_proc[0], new_child_proc); + execvp (new_child_exec, new_child_proc); /* Or don't run the child? */ - FAIL_EXIT1 ("Unable to exec %s\n", new_child_proc[0]); + FAIL_EXIT1 ("Unable to exec %s\n", new_child_exec); /* Because gcc won't know error () never returns... */ exit (EXIT_UNSUPPORTED); |