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-rw-r--r--src/test/librados/io.cc442
1 files changed, 442 insertions, 0 deletions
diff --git a/src/test/librados/io.cc b/src/test/librados/io.cc
new file mode 100644
index 000000000..9e801dcd4
--- /dev/null
+++ b/src/test/librados/io.cc
@@ -0,0 +1,442 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*
+// vim: ts=8 sw=2 smarttab
+
+#include <climits>
+
+#include "include/rados/librados.h"
+#include "include/encoding.h"
+#include "include/err.h"
+#include "include/scope_guard.h"
+#include "test/librados/test.h"
+#include "test/librados/TestCase.h"
+
+#include <errno.h>
+#include "gtest/gtest.h"
+
+using std::string;
+
+typedef RadosTest LibRadosIo;
+typedef RadosTestEC LibRadosIoEC;
+
+TEST_F(LibRadosIo, SimpleWrite) {
+ char buf[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+ rados_ioctx_set_namespace(ioctx, "nspace");
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+}
+
+TEST_F(LibRadosIo, TooBig) {
+ char buf[1];
+ ASSERT_EQ(-E2BIG, rados_write(ioctx, "A", buf, UINT_MAX, 0));
+ ASSERT_EQ(-E2BIG, rados_append(ioctx, "A", buf, UINT_MAX));
+ ASSERT_EQ(-E2BIG, rados_write_full(ioctx, "A", buf, UINT_MAX));
+ ASSERT_EQ(-E2BIG, rados_writesame(ioctx, "A", buf, sizeof(buf), UINT_MAX, 0));
+}
+
+TEST_F(LibRadosIo, ReadTimeout) {
+ char buf[128];
+ memset(buf, 'a', sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+
+ {
+ // set up a second client
+ rados_t cluster;
+ rados_ioctx_t ioctx;
+ ASSERT_EQ(0, rados_create(&cluster, "admin"));
+ ASSERT_EQ(0, rados_conf_read_file(cluster, NULL));
+ ASSERT_EQ(0, rados_conf_parse_env(cluster, NULL));
+ ASSERT_EQ(0, rados_conf_set(cluster, "rados_osd_op_timeout", "1")); // use any small value that will result in a timeout
+ ASSERT_EQ(0, rados_conf_set(cluster, "ms_inject_internal_delays", "2")); // create a 2 second delay
+ ASSERT_EQ(0, rados_connect(cluster));
+ ASSERT_EQ(0, rados_ioctx_create(cluster, pool_name.c_str(), &ioctx));
+ rados_ioctx_set_namespace(ioctx, nspace.c_str());
+
+ // then we show that the buffer is changed after rados_read returned
+ // with a timeout
+ for (int i=0; i<5; i++) {
+ char buf2[sizeof(buf)];
+ memset(buf2, 0, sizeof(buf2));
+ int err = rados_read(ioctx, "foo", buf2, sizeof(buf2), 0);
+ if (err == -110) {
+ int startIndex = 0;
+ // find the index until which librados already read the object before the timeout occurred
+ for (unsigned b=0; b<sizeof(buf); b++) {
+ if (buf2[b] != buf[b]) {
+ startIndex = b;
+ break;
+ }
+ }
+
+ // wait some time to give librados a change to do something
+ sleep(1);
+
+ // then check if the buffer was changed after the call
+ if (buf2[startIndex] == 'a') {
+ printf("byte at index %d was changed after the timeout to %d\n",
+ startIndex, (int)buf[startIndex]);
+ ASSERT_TRUE(0);
+ break;
+ }
+ } else {
+ printf("no timeout :/\n");
+ }
+ }
+ rados_ioctx_destroy(ioctx);
+ rados_shutdown(cluster);
+ }
+}
+
+
+TEST_F(LibRadosIo, RoundTrip) {
+ char buf[128];
+ char buf2[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+ memset(buf2, 0, sizeof(buf2));
+ ASSERT_EQ((int)sizeof(buf2), rados_read(ioctx, "foo", buf2, sizeof(buf2), 0));
+ ASSERT_EQ(0, memcmp(buf, buf2, sizeof(buf)));
+
+ uint64_t off = 19;
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "bar", buf, sizeof(buf), off));
+ memset(buf2, 0, sizeof(buf2));
+ ASSERT_EQ((int)sizeof(buf2), rados_read(ioctx, "bar", buf2, sizeof(buf2), off));
+ ASSERT_EQ(0, memcmp(buf, buf2, sizeof(buf)));
+}
+
+TEST_F(LibRadosIo, Checksum) {
+ char buf[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+
+ uint32_t expected_crc = ceph_crc32c(-1, reinterpret_cast<const uint8_t*>(buf),
+ sizeof(buf));
+ ceph_le32 init_value = init_le32(-1);
+ ceph_le32 crc[2];
+ ASSERT_EQ(0, rados_checksum(ioctx, "foo", LIBRADOS_CHECKSUM_TYPE_CRC32C,
+ reinterpret_cast<char*>(&init_value),
+ sizeof(init_value), sizeof(buf), 0, 0,
+ reinterpret_cast<char*>(&crc), sizeof(crc)));
+ ASSERT_EQ(1U, crc[0]);
+ ASSERT_EQ(expected_crc, crc[1]);
+}
+
+TEST_F(LibRadosIo, OverlappingWriteRoundTrip) {
+ char buf[128];
+ char buf2[64];
+ char buf3[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+ memset(buf2, 0xdd, sizeof(buf2));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf2, sizeof(buf2), 0));
+ memset(buf3, 0xdd, sizeof(buf3));
+ ASSERT_EQ((int)sizeof(buf3), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
+ ASSERT_EQ(0, memcmp(buf3, buf2, sizeof(buf2)));
+ ASSERT_EQ(0, memcmp(buf3 + sizeof(buf2), buf, sizeof(buf) - sizeof(buf2)));
+}
+
+TEST_F(LibRadosIo, WriteFullRoundTrip) {
+ char buf[128];
+ char buf2[64];
+ char buf3[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+ memset(buf2, 0xdd, sizeof(buf2));
+ ASSERT_EQ(0, rados_write_full(ioctx, "foo", buf2, sizeof(buf2)));
+ memset(buf3, 0x00, sizeof(buf3));
+ ASSERT_EQ((int)sizeof(buf2), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
+ ASSERT_EQ(0, memcmp(buf2, buf3, sizeof(buf2)));
+}
+
+TEST_F(LibRadosIo, AppendRoundTrip) {
+ char buf[64];
+ char buf2[64];
+ char buf3[sizeof(buf) + sizeof(buf2)];
+ memset(buf, 0xde, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ memset(buf2, 0xad, sizeof(buf2));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf2, sizeof(buf2)));
+ memset(buf3, 0, sizeof(buf3));
+ ASSERT_EQ((int)sizeof(buf3), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
+ ASSERT_EQ(0, memcmp(buf3, buf, sizeof(buf)));
+ ASSERT_EQ(0, memcmp(buf3 + sizeof(buf), buf2, sizeof(buf2)));
+}
+
+TEST_F(LibRadosIo, TruncTest) {
+ char buf[128];
+ char buf2[sizeof(buf)];
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(0, rados_trunc(ioctx, "foo", sizeof(buf) / 2));
+ memset(buf2, 0, sizeof(buf2));
+ ASSERT_EQ((int)(sizeof(buf)/2), rados_read(ioctx, "foo", buf2, sizeof(buf2), 0));
+ ASSERT_EQ(0, memcmp(buf, buf2, sizeof(buf)/2));
+}
+
+TEST_F(LibRadosIo, RemoveTest) {
+ char buf[128];
+ char buf2[sizeof(buf)];
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(0, rados_remove(ioctx, "foo"));
+ memset(buf2, 0, sizeof(buf2));
+ ASSERT_EQ(-ENOENT, rados_read(ioctx, "foo", buf2, sizeof(buf2), 0));
+}
+
+TEST_F(LibRadosIo, XattrsRoundTrip) {
+ char buf[128];
+ char attr1[] = "attr1";
+ char attr1_buf[] = "foo bar baz";
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(-ENODATA, rados_getxattr(ioctx, "foo", attr1, buf, sizeof(buf)));
+ ASSERT_EQ(0, rados_setxattr(ioctx, "foo", attr1, attr1_buf, sizeof(attr1_buf)));
+ ASSERT_EQ((int)sizeof(attr1_buf),
+ rados_getxattr(ioctx, "foo", attr1, buf, sizeof(buf)));
+ ASSERT_EQ(0, memcmp(attr1_buf, buf, sizeof(attr1_buf)));
+}
+
+TEST_F(LibRadosIo, RmXattr) {
+ char buf[128];
+ char attr1[] = "attr1";
+ char attr1_buf[] = "foo bar baz";
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(0,
+ rados_setxattr(ioctx, "foo", attr1, attr1_buf, sizeof(attr1_buf)));
+ ASSERT_EQ(0, rados_rmxattr(ioctx, "foo", attr1));
+ ASSERT_EQ(-ENODATA, rados_getxattr(ioctx, "foo", attr1, buf, sizeof(buf)));
+
+ // Test rmxattr on a removed object
+ char buf2[128];
+ char attr2[] = "attr2";
+ char attr2_buf[] = "foo bar baz";
+ memset(buf2, 0xbb, sizeof(buf2));
+ ASSERT_EQ(0, rados_write(ioctx, "foo_rmxattr", buf2, sizeof(buf2), 0));
+ ASSERT_EQ(0,
+ rados_setxattr(ioctx, "foo_rmxattr", attr2, attr2_buf, sizeof(attr2_buf)));
+ ASSERT_EQ(0, rados_remove(ioctx, "foo_rmxattr"));
+ ASSERT_EQ(-ENOENT, rados_rmxattr(ioctx, "foo_rmxattr", attr2));
+}
+
+TEST_F(LibRadosIo, XattrIter) {
+ char buf[128];
+ char attr1[] = "attr1";
+ char attr1_buf[] = "foo bar baz";
+ char attr2[] = "attr2";
+ char attr2_buf[256];
+ for (size_t j = 0; j < sizeof(attr2_buf); ++j) {
+ attr2_buf[j] = j % 0xff;
+ }
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(0, rados_setxattr(ioctx, "foo", attr1, attr1_buf, sizeof(attr1_buf)));
+ ASSERT_EQ(0, rados_setxattr(ioctx, "foo", attr2, attr2_buf, sizeof(attr2_buf)));
+ rados_xattrs_iter_t iter;
+ ASSERT_EQ(0, rados_getxattrs(ioctx, "foo", &iter));
+ int num_seen = 0;
+ while (true) {
+ const char *name;
+ const char *val;
+ size_t len;
+ ASSERT_EQ(0, rados_getxattrs_next(iter, &name, &val, &len));
+ if (name == NULL) {
+ break;
+ }
+ ASSERT_LT(num_seen, 2);
+ if ((strcmp(name, attr1) == 0) && (val != NULL) && (memcmp(val, attr1_buf, len) == 0)) {
+ num_seen++;
+ continue;
+ }
+ else if ((strcmp(name, attr2) == 0) && (val != NULL) && (memcmp(val, attr2_buf, len) == 0)) {
+ num_seen++;
+ continue;
+ }
+ else {
+ ASSERT_EQ(0, 1);
+ }
+ }
+ rados_getxattrs_end(iter);
+}
+
+TEST_F(LibRadosIoEC, SimpleWrite) {
+ char buf[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+ rados_ioctx_set_namespace(ioctx, "nspace");
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+}
+
+TEST_F(LibRadosIoEC, RoundTrip) {
+ char buf[128];
+ char buf2[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+ memset(buf2, 0, sizeof(buf2));
+ ASSERT_EQ((int)sizeof(buf2), rados_read(ioctx, "foo", buf2, sizeof(buf2), 0));
+ ASSERT_EQ(0, memcmp(buf, buf2, sizeof(buf)));
+
+ uint64_t off = 19;
+ ASSERT_EQ(-EOPNOTSUPP, rados_write(ioctx, "bar", buf, sizeof(buf), off));
+}
+
+TEST_F(LibRadosIoEC, OverlappingWriteRoundTrip) {
+ int bsize = alignment;
+ int dbsize = bsize * 2;
+ char *buf = (char *)new char[dbsize];
+ char *buf2 = (char *)new char[bsize];
+ char *buf3 = (char *)new char[dbsize];
+ auto cleanup = [&] {
+ delete[] buf;
+ delete[] buf2;
+ delete[] buf3;
+ };
+ scope_guard<decltype(cleanup)> sg(std::move(cleanup));
+ memset(buf, 0xcc, dbsize);
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, dbsize, 0));
+ memset(buf2, 0xdd, bsize);
+ ASSERT_EQ(-EOPNOTSUPP, rados_write(ioctx, "foo", buf2, bsize, 0));
+ memset(buf3, 0xdd, dbsize);
+ ASSERT_EQ(dbsize, rados_read(ioctx, "foo", buf3, dbsize, 0));
+ // Read the same as first write
+ ASSERT_EQ(0, memcmp(buf3, buf, dbsize));
+}
+
+TEST_F(LibRadosIoEC, WriteFullRoundTrip) {
+ char buf[128];
+ char buf2[64];
+ char buf3[128];
+ memset(buf, 0xcc, sizeof(buf));
+ ASSERT_EQ(0, rados_write(ioctx, "foo", buf, sizeof(buf), 0));
+ memset(buf2, 0xdd, sizeof(buf2));
+ ASSERT_EQ(0, rados_write_full(ioctx, "foo", buf2, sizeof(buf2)));
+ memset(buf3, 0xee, sizeof(buf3));
+ ASSERT_EQ((int)sizeof(buf2), rados_read(ioctx, "foo", buf3, sizeof(buf3), 0));
+ ASSERT_EQ(0, memcmp(buf3, buf2, sizeof(buf2)));
+}
+
+TEST_F(LibRadosIoEC, AppendRoundTrip) {
+ char *buf = (char *)new char[alignment];
+ char *buf2 = (char *)new char[alignment];
+ char *buf3 = (char *)new char[alignment *2];
+ int uasize = alignment/2;
+ char *unalignedbuf = (char *)new char[uasize];
+ auto cleanup = [&] {
+ delete[] buf;
+ delete[] buf2;
+ delete[] buf3;
+ delete[] unalignedbuf;
+ };
+ scope_guard<decltype(cleanup)> sg(std::move(cleanup));
+ memset(buf, 0xde, alignment);
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, alignment));
+ memset(buf2, 0xad, alignment);
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf2, alignment));
+ memset(buf3, 0, alignment*2);
+ ASSERT_EQ((int)alignment*2, rados_read(ioctx, "foo", buf3, alignment*2, 0));
+ ASSERT_EQ(0, memcmp(buf3, buf, alignment));
+ ASSERT_EQ(0, memcmp(buf3 + alignment, buf2, alignment));
+ memset(unalignedbuf, 0, uasize);
+ ASSERT_EQ(0, rados_append(ioctx, "foo", unalignedbuf, uasize));
+ ASSERT_EQ(-EOPNOTSUPP, rados_append(ioctx, "foo", unalignedbuf, uasize));
+}
+
+TEST_F(LibRadosIoEC, TruncTest) {
+ char buf[128];
+ char buf2[sizeof(buf)];
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(-EOPNOTSUPP, rados_trunc(ioctx, "foo", sizeof(buf) / 2));
+ memset(buf2, 0, sizeof(buf2));
+ // Same size
+ ASSERT_EQ((int)sizeof(buf), rados_read(ioctx, "foo", buf2, sizeof(buf2), 0));
+ // No change
+ ASSERT_EQ(0, memcmp(buf, buf2, sizeof(buf)));
+}
+
+TEST_F(LibRadosIoEC, RemoveTest) {
+ char buf[128];
+ char buf2[sizeof(buf)];
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(0, rados_remove(ioctx, "foo"));
+ memset(buf2, 0, sizeof(buf2));
+ ASSERT_EQ(-ENOENT, rados_read(ioctx, "foo", buf2, sizeof(buf2), 0));
+}
+
+TEST_F(LibRadosIoEC, XattrsRoundTrip) {
+ char buf[128];
+ char attr1[] = "attr1";
+ char attr1_buf[] = "foo bar baz";
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(-ENODATA, rados_getxattr(ioctx, "foo", attr1, buf, sizeof(buf)));
+ ASSERT_EQ(0, rados_setxattr(ioctx, "foo", attr1, attr1_buf, sizeof(attr1_buf)));
+ ASSERT_EQ((int)sizeof(attr1_buf),
+ rados_getxattr(ioctx, "foo", attr1, buf, sizeof(buf)));
+ ASSERT_EQ(0, memcmp(attr1_buf, buf, sizeof(attr1_buf)));
+}
+
+TEST_F(LibRadosIoEC, RmXattr) {
+ char buf[128];
+ char attr1[] = "attr1";
+ char attr1_buf[] = "foo bar baz";
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(0,
+ rados_setxattr(ioctx, "foo", attr1, attr1_buf, sizeof(attr1_buf)));
+ ASSERT_EQ(0, rados_rmxattr(ioctx, "foo", attr1));
+ ASSERT_EQ(-ENODATA, rados_getxattr(ioctx, "foo", attr1, buf, sizeof(buf)));
+
+ // Test rmxattr on a removed object
+ char buf2[128];
+ char attr2[] = "attr2";
+ char attr2_buf[] = "foo bar baz";
+ memset(buf2, 0xbb, sizeof(buf2));
+ ASSERT_EQ(0, rados_write(ioctx, "foo_rmxattr", buf2, sizeof(buf2), 0));
+ ASSERT_EQ(0,
+ rados_setxattr(ioctx, "foo_rmxattr", attr2, attr2_buf, sizeof(attr2_buf)));
+ ASSERT_EQ(0, rados_remove(ioctx, "foo_rmxattr"));
+ ASSERT_EQ(-ENOENT, rados_rmxattr(ioctx, "foo_rmxattr", attr2));
+}
+
+TEST_F(LibRadosIoEC, XattrIter) {
+ char buf[128];
+ char attr1[] = "attr1";
+ char attr1_buf[] = "foo bar baz";
+ char attr2[] = "attr2";
+ char attr2_buf[256];
+ for (size_t j = 0; j < sizeof(attr2_buf); ++j) {
+ attr2_buf[j] = j % 0xff;
+ }
+ memset(buf, 0xaa, sizeof(buf));
+ ASSERT_EQ(0, rados_append(ioctx, "foo", buf, sizeof(buf)));
+ ASSERT_EQ(0, rados_setxattr(ioctx, "foo", attr1, attr1_buf, sizeof(attr1_buf)));
+ ASSERT_EQ(0, rados_setxattr(ioctx, "foo", attr2, attr2_buf, sizeof(attr2_buf)));
+ rados_xattrs_iter_t iter;
+ ASSERT_EQ(0, rados_getxattrs(ioctx, "foo", &iter));
+ int num_seen = 0;
+ while (true) {
+ const char *name;
+ const char *val;
+ size_t len;
+ ASSERT_EQ(0, rados_getxattrs_next(iter, &name, &val, &len));
+ if (name == NULL) {
+ break;
+ }
+ ASSERT_LT(num_seen, 2);
+ if ((strcmp(name, attr1) == 0) && (val != NULL) && (memcmp(val, attr1_buf, len) == 0)) {
+ num_seen++;
+ continue;
+ }
+ else if ((strcmp(name, attr2) == 0) && (val != NULL) && (memcmp(val, attr2_buf, len) == 0)) {
+ num_seen++;
+ continue;
+ }
+ else {
+ ASSERT_EQ(0, 1);
+ }
+ }
+ rados_getxattrs_end(iter);
+}
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