diff options
Diffstat (limited to '')
-rw-r--r-- | src/tools/scratchtool.c | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/src/tools/scratchtool.c b/src/tools/scratchtool.c new file mode 100644 index 00000000..899447ec --- /dev/null +++ b/src/tools/scratchtool.c @@ -0,0 +1,319 @@ +// -*- 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(); +} |