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-rw-r--r--src/tools/scratchtool.c319
1 files changed, 319 insertions, 0 deletions
diff --git a/src/tools/scratchtool.c b/src/tools/scratchtool.c
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+++ b/src/tools/scratchtool.c
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation. See file COPYING.
+ *
+ */
+
+#include "include/rados/librados.h"
+
+#include <assert.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+static int do_rados_setxattr(rados_ioctx_t io_ctx, const char *oid,
+ const char *key, const char *val)
+{
+ int ret = rados_setxattr(io_ctx, oid, key, val, strlen(val) + 1);
+ if (ret < 0) {
+ printf("rados_setxattr failed with error %d\n", ret);
+ return 1;
+ }
+ printf("rados_setxattr %s=%s\n", key, val);
+ return 0;
+}
+
+static int do_rados_getxattr(rados_ioctx_t io_ctx, const char *oid,
+ const char *key, const char *expected)
+{
+ size_t blen = strlen(expected) + 1;
+ char buf[blen];
+ memset(buf, 0, sizeof(buf));
+ int r = rados_getxattr(io_ctx, oid, key, buf, blen);
+ if (r < 0) {
+ printf("rados_getxattr(%s) failed with error %d\n", key, r);
+ return 1;
+ }
+ if (strcmp(buf, expected) != 0) {
+ printf("rados_getxattr(%s) got wrong result! "
+ "expected: '%s'. got '%s'\n", key, expected, buf);
+ return 1;
+ }
+ printf("rados_getxattr %s=%s\n", key, buf);
+ return 0;
+}
+
+static int do_rados_getxattrs(rados_ioctx_t io_ctx, const char *oid,
+ const char **exkeys, const char **exvals)
+{
+ rados_xattrs_iter_t iter;
+ int nval = 0, i, nfound = 0, r = 0, ret = 1;
+
+ for (i = 0; exvals[i]; ++i) {
+ ++nval;
+ }
+ r = rados_getxattrs(io_ctx, oid, &iter);
+ if (r) {
+ printf("rados_getxattrs(%s) failed with error %d\n", oid, r);
+ return 1;
+ }
+ while (1) {
+ size_t len;
+ const char *key, *val;
+ r = rados_getxattrs_next(iter, &key, &val, &len);
+ if (r) {
+ printf("rados_getxattrs(%s): rados_getxattrs_next "
+ "returned error %d\n", oid, r);
+ goto out_err;
+ }
+ if (!key)
+ break;
+ for (i = 0; i < nval; ++i) {
+ if (strcmp(exkeys[i], key))
+ continue;
+ if ((len == strlen(exvals[i]) + 1) && (val != NULL) && (!strcmp(exvals[i], val))) {
+ nfound++;
+ break;
+ }
+ printf("rados_getxattrs(%s): got key %s, but the "
+ "value was %s rather than %s.\n",
+ oid, key, val, exvals[i]);
+ goto out_err;
+ }
+ }
+ if (nfound != nval) {
+ printf("rados_getxattrs(%s): only found %d extended attributes. "
+ "Expected %d\n", oid, nfound, nval);
+ goto out_err;
+ }
+ ret = 0;
+ printf("rados_getxattrs(%s)\n", oid);
+
+out_err:
+ rados_getxattrs_end(iter);
+ return ret;
+}
+
+static int testrados(void)
+{
+ char tmp[32];
+ int i, r;
+ int ret = 1; //set 1 as error case
+ rados_t cl;
+
+ if (rados_create(&cl, NULL) < 0) {
+ printf("error initializing\n");
+ return 1;
+ }
+
+ if (rados_conf_read_file(cl, NULL)) {
+ printf("error reading configuration file\n");
+ goto out_err;
+ }
+
+ // Try to set a configuration option that doesn't exist.
+ // This should fail.
+ if (!rados_conf_set(cl, "config option that doesn't exist",
+ "some random value")) {
+ printf("error: succeeded in setting nonexistent config option\n");
+ goto out_err;
+ }
+
+ if (rados_conf_get(cl, "log to stderr", tmp, sizeof(tmp))) {
+ printf("error: failed to read log_to_stderr from config\n");
+ goto out_err;
+ }
+
+ // Can we change it?
+ if (rados_conf_set(cl, "log to stderr", "true")) {
+ printf("error: error setting log_to_stderr\n");
+ goto out_err;
+ }
+ if (rados_conf_get(cl, "log to stderr", tmp, sizeof(tmp))) {
+ printf("error: failed to read log_to_stderr from config\n");
+ goto out_err;
+ }
+ if (strcmp(tmp, "true")) {
+ printf("error: new setting for log_to_stderr failed to take effect.\n");
+ goto out_err;
+ }
+
+ if (rados_connect(cl)) {
+ printf("error connecting\n");
+ goto out_err;
+ }
+ if (rados_connect(cl) == 0) {
+ printf("second connect attempt didn't return an error\n");
+ goto out_err;
+ }
+
+ /* create an io_ctx */
+ r = rados_pool_create(cl, "foo");
+ printf("rados_pool_create = %d\n", r);
+
+ rados_ioctx_t io_ctx;
+ r = rados_ioctx_create(cl, "foo", &io_ctx);
+ if (r < 0) {
+ printf("error creating ioctx\n");
+ goto out_err;
+ }
+ printf("rados_ioctx_create = %d, io_ctx = %p\n", r, io_ctx);
+
+ /* list all pools */
+ {
+ int buf_sz = rados_pool_list(cl, NULL, 0);
+ printf("need buffer size of %d\n", buf_sz);
+ char buf[buf_sz];
+ int r = rados_pool_list(cl, buf, buf_sz);
+ if (r != buf_sz) {
+ printf("buffer size mismatch: got %d the first time, but %d "
+ "the second.\n", buf_sz, r);
+ goto out_err_cleanup;
+ }
+ const char *b = buf;
+ printf("begin pools.\n");
+ while (1) {
+ if (b[0] == '\0')
+ break;
+ printf(" pool: '%s'\n", b);
+ b += strlen(b) + 1;
+ };
+ printf("end pools.\n");
+ }
+
+
+ /* stat */
+ struct rados_pool_stat_t st;
+ r = rados_ioctx_pool_stat(io_ctx, &st);
+ printf("rados_ioctx_pool_stat = %d, %lld KB, %lld objects\n", r, (long long)st.num_kb, (long long)st.num_objects);
+
+ /* snapshots */
+ r = rados_ioctx_snap_create(io_ctx, "snap1");
+ printf("rados_ioctx_snap_create snap1 = %d\n", r);
+ rados_snap_t snaps[10];
+ r = rados_ioctx_snap_list(io_ctx, snaps, 10);
+ for (i=0; i<r; i++) {
+ char name[100];
+ rados_ioctx_snap_get_name(io_ctx, snaps[i], name, sizeof(name));
+ printf("rados_ioctx_snap_list got snap %lld %s\n", (long long)snaps[i], name);
+ }
+ rados_snap_t snapid;
+ r = rados_ioctx_snap_lookup(io_ctx, "snap1", &snapid);
+ printf("rados_ioctx_snap_lookup snap1 got %lld, result %d\n", (long long)snapid, r);
+ r = rados_ioctx_snap_remove(io_ctx, "snap1");
+ printf("rados_ioctx_snap_remove snap1 = %d\n", r);
+
+ /* sync io */
+ time_t tm;
+ char buf[128], buf2[128];
+ time(&tm);
+ snprintf(buf, 128, "%s", ctime(&tm));
+ const char *oid = "foo_object";
+ r = rados_write(io_ctx, oid, buf, strlen(buf) + 1, 0);
+ printf("rados_write = %d\n", r);
+ r = rados_read(io_ctx, oid, buf2, sizeof(buf2), 0);
+ printf("rados_read = %d\n", r);
+ if (memcmp(buf, buf2, r))
+ printf("*** content mismatch ***\n");
+
+ /* attrs */
+ if (do_rados_setxattr(io_ctx, oid, "b", "2"))
+ goto out_err_cleanup;
+ if (do_rados_setxattr(io_ctx, oid, "a", "1"))
+ goto out_err_cleanup;
+ if (do_rados_setxattr(io_ctx, oid, "c", "3"))
+ goto out_err_cleanup;
+ if (do_rados_getxattr(io_ctx, oid, "a", "1"))
+ goto out_err_cleanup;
+ if (do_rados_getxattr(io_ctx, oid, "b", "2"))
+ goto out_err_cleanup;
+ if (do_rados_getxattr(io_ctx, oid, "c", "3"))
+ goto out_err_cleanup;
+ const char *exkeys[] = { "a", "b", "c", NULL };
+ const char *exvals[] = { "1", "2", "3", NULL };
+ if (do_rados_getxattrs(io_ctx, oid, exkeys, exvals))
+ goto out_err_cleanup;
+
+ uint64_t size;
+ time_t mtime;
+ r = rados_stat(io_ctx, oid, &size, &mtime);
+ printf("rados_stat size = %lld mtime = %d = %d\n", (long long)size, (int)mtime, r);
+ r = rados_stat(io_ctx, "does_not_exist", NULL, NULL);
+ printf("rados_stat(does_not_exist) = %d\n", r);
+
+ /* exec */
+ rados_exec(io_ctx, oid, "crypto", "md5", buf, strlen(buf) + 1, buf, 128);
+ printf("exec result=%s\n", buf);
+ r = rados_read(io_ctx, oid, buf2, 128, 0);
+ printf("read result=%s\n", buf2);
+ printf("size=%d\n", r);
+
+ /* aio */
+ rados_completion_t a, b;
+ rados_aio_create_completion(0, 0, 0, &a);
+ rados_aio_create_completion(0, 0, 0, &b);
+ rados_aio_write(io_ctx, "a", a, buf, 100, 0);
+ rados_aio_write(io_ctx, "../b/bb_bb_bb\\foo\\bar", b, buf, 100, 0);
+ rados_aio_wait_for_safe(a);
+ printf("a safe\n");
+ rados_aio_wait_for_safe(b);
+ printf("b safe\n");
+ rados_aio_release(a);
+ rados_aio_release(b);
+
+ /* test flush */
+ printf("testing aio flush\n");
+ rados_completion_t c;
+ rados_aio_create_completion(0, 0, 0, &c);
+ rados_aio_write(io_ctx, "c", c, buf, 100, 0);
+ int safe = rados_aio_is_safe(c);
+ printf("a should not yet be safe and ... %s\n", safe ? "is":"is not");
+ assert(!safe);
+ rados_aio_flush(io_ctx);
+ safe = rados_aio_is_safe(c);
+ printf("a should be safe and ... %s\n", safe ? "is":"is not");
+ assert(safe);
+ rados_aio_release(c);
+
+ rados_read(io_ctx, "../b/bb_bb_bb\\foo\\bar", buf2, 128, 0);
+
+ /* list objects */
+ rados_list_ctx_t h;
+ r = rados_nobjects_list_open(io_ctx, &h);
+ printf("rados_nobjects_list_open = %d, h = %p\n", r, h);
+ const char *poolname;
+ while (rados_nobjects_list_next2(h, &poolname, NULL, NULL, NULL, NULL, NULL) == 0)
+ printf("rados_nobjects_list_next2 got object '%s'\n", poolname);
+ rados_nobjects_list_close(h);
+
+ /* stat */
+ r = rados_ioctx_pool_stat(io_ctx, &st);
+ printf("rados_stat_pool = %d, %lld KB, %lld objects\n", r, (long long)st.num_kb, (long long)st.num_objects);
+
+ ret = 0;
+
+out_err_cleanup:
+ /* delete a pool */
+ rados_ioctx_destroy(io_ctx);
+
+ r = rados_pool_delete(cl, "foo");
+ printf("rados_delete_pool = %d\n", r);
+
+out_err:
+ rados_shutdown(cl);
+ return ret;
+}
+
+int main(int argc, const char **argv)
+{
+ return testrados();
+}
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