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-rw-r--r--src/tools/scratchtoolpp.cc293
1 files changed, 293 insertions, 0 deletions
diff --git a/src/tools/scratchtoolpp.cc b/src/tools/scratchtoolpp.cc
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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/types.h"
+#include "include/rados/librados.hpp"
+
+using namespace librados;
+
+#include <iostream>
+
+#include <errno.h>
+#include <stdlib.h>
+#include <time.h>
+
+#pragma GCC diagnostic ignored "-Wpragmas"
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+
+void buf_to_hex(const unsigned char *buf, int len, char *str)
+{
+ str[0] = '\0';
+ for (int i = 0; i < len; i++) {
+ sprintf(&str[i*2], "%02x", (int)buf[i]);
+ }
+}
+
+class C_Watch : public WatchCtx {
+public:
+ C_Watch() {}
+ void notify(uint8_t opcode, uint64_t ver, bufferlist& bl) override {
+ cout << "C_Watch::notify() opcode=" << (int)opcode << " ver=" << ver << std::endl;
+ }
+};
+
+void testradospp_milestone(void)
+{
+ int c;
+ cout << "*** press enter to continue ***" << std::endl;
+ while ((c = getchar()) != EOF) {
+ if (c == '\n')
+ break;
+ }
+}
+
+int main(int argc, const char **argv)
+{
+ Rados rados;
+ if (rados.init(NULL) < 0) {
+ cerr << "couldn't initialize rados!" << std::endl;
+ exit(1);
+ }
+
+ if (rados.conf_read_file(NULL)) {
+ cerr << "couldn't read configuration file." << std::endl;
+ exit(1);
+ }
+ rados.conf_parse_argv(argc, argv);
+
+ if (!rados.conf_set("config option that doesn't exist",
+ "some random value")) {
+ printf("error: succeeded in setting nonexistent config option\n");
+ exit(1);
+ }
+ if (rados.conf_set("log to stderr", "true")) {
+ printf("error: error setting log_to_stderr\n");
+ exit(1);
+ }
+ std::string tmp;
+ if (rados.conf_get("log to stderr", tmp)) {
+ printf("error: failed to read log_to_stderr from config\n");
+ exit(1);
+ }
+ if (tmp != "true") {
+ printf("error: new setting for log_to_stderr failed to take effect.\n");
+ exit(1);
+ }
+
+ if (rados.connect()) {
+ printf("error connecting\n");
+ exit(1);
+ }
+
+ cout << "rados_initialize completed" << std::endl;
+ testradospp_milestone();
+
+ time_t tm;
+ bufferlist bl, bl2, blf;
+ char buf[128];
+
+ time(&tm);
+ snprintf(buf, 128, "%s", ctime(&tm));
+ bl.append(buf, strlen(buf));
+ blf.append(buf, 16);
+
+ const char *oid = "bar";
+
+ int r = rados.pool_create("foo");
+ cout << "pool_create result = " << r << std::endl;
+
+ IoCtx io_ctx;
+ r = rados.ioctx_create("foo", io_ctx);
+ cout << "ioctx_create result = " << r << std::endl;
+
+ r = io_ctx.write(oid, bl, bl.length(), 0);
+ uint64_t objver = io_ctx.get_last_version();
+ ceph_assert(objver > 0);
+ cout << "io_ctx.write returned " << r << " last_ver=" << objver << std::endl;
+
+ uint64_t stat_size;
+ time_t stat_mtime;
+ r = io_ctx.stat(oid, &stat_size, &stat_mtime);
+ cout << "io_ctx.stat returned " << r << " size = " << stat_size << " mtime = " << stat_mtime << std::endl;
+
+ r = io_ctx.stat(oid, NULL, NULL);
+ cout << "io_ctx.stat(does_not_exist) = " << r << std::endl;
+
+ uint64_t handle;
+ C_Watch wc;
+ r = io_ctx.watch(oid, objver, &handle, &wc);
+ cout << "io_ctx.watch returned " << r << std::endl;
+
+ testradospp_milestone();
+ io_ctx.set_notify_timeout(7);
+ bufferlist notify_bl;
+ r = io_ctx.notify(oid, objver, notify_bl);
+ cout << "io_ctx.notify returned " << r << std::endl;
+ testradospp_milestone();
+
+ r = io_ctx.notify(oid, objver, notify_bl);
+ cout << "io_ctx.notify returned " << r << std::endl;
+ testradospp_milestone();
+
+ r = io_ctx.unwatch(oid, handle);
+ cout << "io_ctx.unwatch returned " << r << std::endl;
+ testradospp_milestone();
+
+ r = io_ctx.notify(oid, objver, notify_bl);
+ cout << "io_ctx.notify returned " << r << std::endl;
+ testradospp_milestone();
+ io_ctx.set_assert_version(objver);
+
+ r = io_ctx.write(oid, bl, bl.length() - 1, 0);
+ cout << "io_ctx.write returned " << r << std::endl;
+
+ r = io_ctx.write(oid, bl, bl.length() - 2, 0);
+ cout << "io_ctx.write returned " << r << std::endl;
+ r = io_ctx.write(oid, bl, bl.length() - 3, 0);
+ cout << "rados.write returned " << r << std::endl;
+ r = io_ctx.append(oid, bl, bl.length());
+ cout << "rados.write returned " << r << std::endl;
+ r = io_ctx.write_full(oid, blf);
+ cout << "rados.write_full returned " << r << std::endl;
+ r = io_ctx.read(oid, bl, bl.length(), 0);
+ cout << "rados.read returned " << r << std::endl;
+ r = io_ctx.trunc(oid, 8);
+ cout << "rados.trunc returned " << r << std::endl;
+ r = io_ctx.read(oid, bl, bl.length(), 0);
+ cout << "rados.read returned " << r << std::endl;
+ r = io_ctx.exec(oid, "crypto", "md5", bl, bl2);
+ cout << "exec returned " << r << " buf size=" << bl2.length() << std::endl;
+ const unsigned char *md5 = (const unsigned char *)bl2.c_str();
+ char md5_str[bl2.length()*2 + 1];
+ buf_to_hex(md5, bl2.length(), md5_str);
+ cout << "md5 result=" << md5_str << std::endl;
+
+ // test assert_version
+ r = io_ctx.read(oid, bl, 0, 1);
+ ceph_assert(r >= 0);
+ uint64_t v = io_ctx.get_last_version();
+ cout << oid << " version is " << v << std::endl;
+ ceph_assert(v > 0);
+ io_ctx.set_assert_version(v);
+ r = io_ctx.read(oid, bl, 0, 1);
+ ceph_assert(r >= 0);
+ io_ctx.set_assert_version(v - 1);
+ r = io_ctx.read(oid, bl, 0, 1);
+ ceph_assert(r == -ERANGE);
+ io_ctx.set_assert_version(v + 1);
+ r = io_ctx.read(oid, bl, 0, 1);
+ ceph_assert(r == -EOVERFLOW);
+
+ r = io_ctx.exec(oid, "crypto", "sha1", bl, bl2);
+ cout << "exec returned " << r << std::endl;
+ const unsigned char *sha1 = (const unsigned char *)bl2.c_str();
+ char sha1_str[bl2.length()*2 + 1];
+ buf_to_hex(sha1, bl2.length(), sha1_str);
+ cout << "sha1 result=" << sha1_str << std::endl;
+
+ r = io_ctx.exec(oid, "acl", "set", bl, bl2);
+ cout << "exec (set) returned " << r << std::endl;
+ r = io_ctx.exec(oid, "acl", "get", bl, bl2);
+ cout << "exec (get) returned " << r << std::endl;
+ if (bl2.length() > 0) {
+ cout << "attr=" << bl2.c_str() << std::endl;
+ }
+
+ int size = io_ctx.read(oid, bl2, 128, 0);
+ if (size <= 0) {
+ cout << "failed to read oid " << oid << "." << std::endl;
+ exit(1);
+ }
+ if (size > 4096) {
+ cout << "read too many bytes from oid " << oid << "." << std::endl;
+ exit(1);
+ }
+ char rbuf[size + 1];
+ memcpy(rbuf, bl2.c_str(), size);
+ rbuf[size] = '\0';
+ cout << "read result='" << rbuf << "'" << std::endl;
+ cout << "size=" << size << std::endl;
+
+ const char *oid2 = "jjj10.rbd";
+ r = io_ctx.exec(oid2, "rbd", "snap_list", bl, bl2);
+ cout << "snap_list result=" << r << std::endl;
+ r = io_ctx.exec(oid2, "rbd", "snap_add", bl, bl2);
+ cout << "snap_add result=" << r << std::endl;
+
+ if (r > 0) {
+ char *s = bl2.c_str();
+ for (int i=0; i<r; i++, s += strlen(s) + 1)
+ cout << s << std::endl;
+ }
+
+ cout << "compound operation..." << std::endl;
+ ObjectWriteOperation o;
+ o.write(0, bl);
+ o.setxattr("foo", bl2);
+ r = io_ctx.operate(oid, &o);
+ cout << "operate result=" << r << std::endl;
+
+ cout << "cmpxattr" << std::endl;
+ bufferlist val;
+ val.append("foo");
+ r = io_ctx.setxattr(oid, "foo", val);
+ ceph_assert(r >= 0);
+ {
+ ObjectReadOperation o;
+ o.cmpxattr("foo", CEPH_OSD_CMPXATTR_OP_EQ, val);
+ r = io_ctx.operate(oid, &o, &bl2);
+ cout << " got " << r << " wanted >= 0" << std::endl;
+ ceph_assert(r >= 0);
+ }
+ val.append("...");
+ {
+ ObjectReadOperation o;
+ o.cmpxattr("foo", CEPH_OSD_CMPXATTR_OP_EQ, val);
+ r = io_ctx.operate(oid, &o, &bl2);
+ cout << " got " << r << " wanted " << -ECANCELED << " (-ECANCELED)" << std::endl;
+ ceph_assert(r == -ECANCELED);
+ }
+
+ io_ctx.locator_set_key(string());
+
+ cout << "iterating over objects..." << std::endl;
+ int num_objs = 0;
+ for (NObjectIterator iter = io_ctx.nobjects_begin();
+ iter != io_ctx.nobjects_end(); ++iter) {
+ num_objs++;
+ cout << "'" << *iter << "'" << std::endl;
+ }
+ cout << "iterated over " << num_objs << " objects." << std::endl;
+ map<string, bufferlist> attrset;
+ io_ctx.getxattrs(oid, attrset);
+
+ map<string, bufferlist>::iterator it;
+ for (it = attrset.begin(); it != attrset.end(); ++it) {
+ cout << "xattr: " << it->first << std::endl;
+ }
+
+ r = io_ctx.remove(oid);
+ cout << "remove result=" << r << std::endl;
+
+ r = rados.pool_delete("foo");
+ cout << "pool_delete result=" << r << std::endl;
+
+ rados.shutdown();
+
+ return 0;
+}
+
+#pragma GCC diagnostic pop
+#pragma GCC diagnostic warning "-Wpragmas"
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