static void link_nonexisting(abts_case *tc, void *data)
{
apr_status_t rv;
rv = apr_file_link("data/does_not_exist.txt", "data/fake.txt");
ABTS_ASSERT(tc, "", rv != APR_SUCCESS);
}
static void link_existing(abts_case *tc, void *data)
{
apr_status_t rv;
rv = apr_file_link("data/file_datafile.txt", "data/file_datafile2.txt");
apr_file_remove("data/file_datafile2.txt", p);
ABTS_ASSERT(tc, "Couldn't create hardlink to file", rv == APR_SUCCESS);
}
int lua_apr_file_link(lua_State *L)
{
const char *source, *target;
apr_status_t status;
source = luaL_checkstring(L, 1);
target = luaL_checkstring(L, 2);
status = apr_file_link(source, target);
return push_status(L, status);
}
void nx_expr_proc__xm_fileop_file_link(nx_expr_eval_ctx_t *eval_ctx,
nx_module_t *module,
nx_expr_arg_list_t *args)
{
#ifdef HAVE_APR_FILE_LINK
nx_expr_arg_t *src, *dst;
nx_value_t srcval, dstval;
nx_exception_t e;
apr_status_t rv;
ASSERT(module != NULL);
ASSERT(args != NULL);
src = NX_DLIST_FIRST(args);
ASSERT(src != NULL);
ASSERT(src->expr != NULL);
dst = NX_DLIST_NEXT(src, link);
ASSERT(dst != NULL);
ASSERT(dst->expr != NULL);
nx_expr_evaluate(eval_ctx, &srcval, src->expr);
if ( srcval.defined != TRUE )
{
throw_msg("'src' is undef");
}
if ( srcval.type != NX_VALUE_TYPE_STRING )
{
nx_value_kill(&srcval);
throw_msg("string type required for 'src'");
}
try
{
nx_expr_evaluate(eval_ctx, &dstval, dst->expr);
}
catch(e)
{
nx_value_kill(&srcval);
rethrow(e);
}
if ( dstval.defined != TRUE )
{
nx_value_kill(&srcval);
throw_msg("'dst' is undef");
}
if ( dstval.type != NX_VALUE_TYPE_STRING )
{
nx_value_kill(&dstval);
nx_value_kill(&srcval);
throw_msg("string type required for 'dst'");
}
if ( (rv = apr_file_link(srcval.string->buf, dstval.string->buf)) != APR_SUCCESS )
{
log_aprerror(rv, "failed to link file from '%s' to '%s'",
srcval.string->buf, dstval.string->buf);
}
nx_value_kill(&srcval);
nx_value_kill(&dstval);
#else
throw_msg("file_link() is not available because apr_file_link is not provided by the linked apr library. Recompile with a newer apr version");
#endif
}
/*
* Handle post-rotate processing.
*/
static void post_rotate(apr_pool_t *pool, struct logfile *newlog,
rotate_config_t *config, rotate_status_t *status)
{
apr_status_t rv;
char error[120];
apr_procattr_t *pattr;
const char *argv[4];
apr_proc_t proc;
/* Handle link file, if configured. */
if (config->linkfile) {
apr_file_remove(config->linkfile, newlog->pool);
if (config->verbose) {
fprintf(stderr,"Linking %s to %s\n", newlog->name, config->linkfile);
}
rv = apr_file_link(newlog->name, config->linkfile);
if (rv != APR_SUCCESS) {
apr_strerror(rv, error, sizeof error);
fprintf(stderr, "Error linking file %s to %s (%s)\n",
newlog->name, config->linkfile, error);
exit(2);
}
}
if (!config->postrotate_prog) {
/* Nothing more to do. */
return;
}
/* Collect any zombies from a previous run, but don't wait. */
while (apr_proc_wait_all_procs(&proc, NULL, NULL, APR_NOWAIT, pool) == APR_CHILD_DONE)
/* noop */;
if ((rv = apr_procattr_create(&pattr, pool)) != APR_SUCCESS) {
fprintf(stderr,
"post_rotate: apr_procattr_create failed for '%s': %s\n",
config->postrotate_prog,
apr_strerror(rv, error, sizeof(error)));
return;
}
rv = apr_procattr_error_check_set(pattr, 1);
if (rv == APR_SUCCESS)
rv = apr_procattr_cmdtype_set(pattr, APR_PROGRAM_ENV);
if (rv != APR_SUCCESS) {
fprintf(stderr,
"post_rotate: could not set up process attributes for '%s': %s\n",
config->postrotate_prog,
apr_strerror(rv, error, sizeof(error)));
return;
}
argv[0] = config->postrotate_prog;
argv[1] = newlog->name;
if (status->current.fd) {
argv[2] = status->current.name;
argv[3] = NULL;
}
else {
argv[2] = NULL;
}
if (config->verbose)
fprintf(stderr, "Calling post-rotate program: %s\n", argv[0]);
rv = apr_proc_create(&proc, argv[0], argv, NULL, pattr, pool);
if (rv != APR_SUCCESS) {
fprintf(stderr, "Could not spawn post-rotate process '%s': %s\n",
config->postrotate_prog,
apr_strerror(rv, error, sizeof(error)));
return;
}
}