go-ceph/rados/rados_test.go

1164 lines
30 KiB
Go

package rados
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"math/rand"
"os"
"sort"
"strconv"
"testing"
"time"
"github.com/gofrs/uuid"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
)
type RadosTestSuite struct {
suite.Suite
conn *Conn
ioctx *IOContext
pool string
count int
}
func (suite *RadosTestSuite) SetupSuite() {
conn, err := NewConn()
require.NoError(suite.T(), err)
defer conn.Shutdown()
err = conn.ReadDefaultConfigFile()
require.NoError(suite.T(), err)
timeout := time.After(time.Second * 5)
ch := make(chan error)
go func(conn *Conn) {
ch <- conn.Connect()
}(conn)
select {
case err = <-ch:
case <-timeout:
err = fmt.Errorf("timed out waiting for connect")
}
if assert.NoError(suite.T(), err) {
pool := uuid.Must(uuid.NewV4()).String()
if err = conn.MakePool(pool); assert.NoError(suite.T(), err) {
suite.pool = pool
return
}
}
suite.T().FailNow()
}
func (suite *RadosTestSuite) SetupTest() {
suite.conn = nil
suite.ioctx = nil
suite.count = 0
conn, err := NewConn()
require.NoError(suite.T(), err)
suite.conn = conn
suite.conn.ReadDefaultConfigFile()
}
func (suite *RadosTestSuite) SetupConnection() {
if err := suite.conn.Connect(); assert.NoError(suite.T(), err) {
ioctx, err := suite.conn.OpenIOContext(suite.pool)
if assert.NoError(suite.T(), err) {
suite.ioctx = ioctx
return
}
}
suite.conn.Shutdown()
suite.T().FailNow()
}
func (suite *RadosTestSuite) GenObjectName() string {
name := fmt.Sprintf("%s_%d", suite.T().Name(), suite.count)
suite.count++
return name
}
func (suite *RadosTestSuite) RandomBytes(size int) []byte {
bytes := make([]byte, size)
n, err := rand.Read(bytes)
require.Equal(suite.T(), n, size)
require.NoError(suite.T(), err)
return bytes
}
func (suite *RadosTestSuite) TearDownTest() {
if suite.ioctx != nil {
suite.ioctx.Destroy()
}
suite.conn.Shutdown()
}
func (suite *RadosTestSuite) TearDownSuite() {
conn, err := NewConn()
require.NoError(suite.T(), err)
defer conn.Shutdown()
conn.ReadDefaultConfigFile()
if err = conn.Connect(); assert.NoError(suite.T(), err) {
err = conn.DeletePool(suite.pool)
assert.NoError(suite.T(), err)
}
}
func TestVersion(t *testing.T) {
var major, minor, patch = Version()
assert.False(t, major < 0 || major > 1000, "invalid major")
assert.False(t, minor < 0 || minor > 1000, "invalid minor")
assert.False(t, patch < 0 || patch > 1000, "invalid patch")
}
func (suite *RadosTestSuite) TestGetFSID() {
fsid, err := suite.conn.GetFSID()
assert.NoError(suite.T(), err)
assert.NotEqual(suite.T(), fsid, "")
}
func (suite *RadosTestSuite) TestGetSetConfigOption() {
// rejects invalid options
err := suite.conn.SetConfigOption("___dne___", "value")
assert.Error(suite.T(), err, "Invalid option")
// verify SetConfigOption changes a values
prev_val, err := suite.conn.GetConfigOption("log_file")
assert.NoError(suite.T(), err, "Invalid option")
err = suite.conn.SetConfigOption("log_file", "/dev/null")
assert.NoError(suite.T(), err, "Invalid option")
curr_val, err := suite.conn.GetConfigOption("log_file")
assert.NoError(suite.T(), err, "Invalid option")
assert.NotEqual(suite.T(), prev_val, "/dev/null")
assert.Equal(suite.T(), curr_val, "/dev/null")
}
func (suite *RadosTestSuite) TestParseDefaultConfigEnv() {
prev_val, err := suite.conn.GetConfigOption("log_file")
assert.NoError(suite.T(), err, "Invalid option")
err = os.Setenv("CEPH_ARGS", "--log-file /dev/null")
assert.NoError(suite.T(), err)
err = suite.conn.ParseDefaultConfigEnv()
assert.NoError(suite.T(), err)
curr_val, err := suite.conn.GetConfigOption("log_file")
assert.NoError(suite.T(), err, "Invalid option")
assert.NotEqual(suite.T(), prev_val, "/dev/null")
assert.Equal(suite.T(), curr_val, "/dev/null")
}
func (suite *RadosTestSuite) TestParseCmdLineArgs() {
prev_val, err := suite.conn.GetConfigOption("log_file")
assert.NoError(suite.T(), err, "Invalid option")
args := []string{"--log_file", "/dev/null"}
err = suite.conn.ParseCmdLineArgs(args)
assert.NoError(suite.T(), err)
curr_val, err := suite.conn.GetConfigOption("log_file")
assert.NoError(suite.T(), err, "Invalid option")
assert.NotEqual(suite.T(), prev_val, "/dev/null")
assert.Equal(suite.T(), curr_val, "/dev/null")
}
func (suite *RadosTestSuite) TestReadConfigFile() {
// check current log_file value
prev_str, err := suite.conn.GetConfigOption("log_max_new")
assert.NoError(suite.T(), err)
prev_val, err := strconv.Atoi(prev_str)
assert.NoError(suite.T(), err)
// create conf file that changes log_file conf option
file, err := ioutil.TempFile("/tmp", "go-rados")
assert.NoError(suite.T(), err)
next_val := prev_val + 1
conf := fmt.Sprintf("[global]\nlog_max_new = %d\n", next_val)
_, err = io.WriteString(file, conf)
assert.NoError(suite.T(), err)
// parse the config file
err = suite.conn.ReadConfigFile(file.Name())
assert.NoError(suite.T(), err)
// check current log_file value
curr_str, err := suite.conn.GetConfigOption("log_max_new")
assert.NoError(suite.T(), err)
curr_val, err := strconv.Atoi(curr_str)
assert.NoError(suite.T(), err)
assert.NotEqual(suite.T(), prev_str, curr_str)
assert.Equal(suite.T(), curr_val, prev_val+1)
file.Close()
os.Remove(file.Name())
}
func (suite *RadosTestSuite) TestGetClusterStats() {
suite.SetupConnection()
// grab current stats
prev_stat, err := suite.conn.GetClusterStats()
fmt.Printf("prev_stat: %+v\n", prev_stat)
assert.NoError(suite.T(), err)
// make some changes to the cluster
buf := make([]byte, 1<<20)
for i := 0; i < 10; i++ {
objname := suite.GenObjectName()
suite.ioctx.Write(objname, buf, 0)
}
// wait a while for the stats to change
for i := 0; i < 30; i++ {
stat, err := suite.conn.GetClusterStats()
assert.NoError(suite.T(), err)
// wait for something to change
if stat == prev_stat {
fmt.Printf("curr_stat: %+v (trying again...)\n", stat)
time.Sleep(time.Second)
} else {
// success
fmt.Printf("curr_stat: %+v (change detected)\n", stat)
return
}
}
suite.T().Error("Cluster stats aren't changing")
}
func (suite *RadosTestSuite) TestGetInstanceID() {
suite.SetupConnection()
id := suite.conn.GetInstanceID()
assert.NotEqual(suite.T(), id, 0)
}
func (suite *RadosTestSuite) TestMakeDeletePool() {
suite.SetupConnection()
// check that new pool name is unique
new_name := uuid.Must(uuid.NewV4()).String()
_, err := suite.conn.GetPoolByName(new_name)
if err == nil {
suite.T().Error("Random pool name exists!")
return
}
// create pool
err = suite.conn.MakePool(new_name)
assert.NoError(suite.T(), err)
// verify that the new pool name exists
pool, err := suite.conn.GetPoolByName(new_name)
assert.NoError(suite.T(), err)
if pool == 0 {
suite.T().Error("Cannot find newly created pool")
}
// delete the pool
err = suite.conn.DeletePool(new_name)
assert.NoError(suite.T(), err)
// verify that it is gone
pool, _ = suite.conn.GetPoolByName(new_name)
if pool != 0 {
suite.T().Error("Deleted pool still exists")
}
}
func (suite *RadosTestSuite) TestGetPoolByName() {
suite.SetupConnection()
// get current list of pool
pools, err := suite.conn.ListPools()
assert.NoError(suite.T(), err)
// check that new pool name is unique
new_name := uuid.Must(uuid.NewV4()).String()
for _, poolname := range pools {
if new_name == poolname {
suite.T().Error("Random pool name exists!")
return
}
}
pool, _ := suite.conn.GetPoolByName(new_name)
if pool != 0 {
suite.T().Error("Pool does not exist, but was found!")
return
}
// create pool
err = suite.conn.MakePool(new_name)
assert.NoError(suite.T(), err)
// verify that the new pool name exists
pools, err = suite.conn.ListPools()
assert.NoError(suite.T(), err)
found := false
for _, poolname := range pools {
if new_name == poolname {
found = true
}
}
if !found {
suite.T().Error("Cannot find newly created pool")
}
pool, err = suite.conn.GetPoolByName(new_name)
assert.NoError(suite.T(), err)
if pool == 0 {
suite.T().Error("Pool not found!")
return
}
// delete the pool
err = suite.conn.DeletePool(new_name)
assert.NoError(suite.T(), err)
// verify that it is gone
pools, err = suite.conn.ListPools()
assert.NoError(suite.T(), err)
found = false
for _, poolname := range pools {
if new_name == poolname {
found = true
}
}
if found {
suite.T().Error("Deleted pool still exists")
}
pool, err = suite.conn.GetPoolByName(new_name)
if pool != 0 || err == nil {
suite.T().Error("Pool should have been deleted, but was found!")
return
}
}
func (suite *RadosTestSuite) TestGetPoolByID() {
suite.SetupConnection()
// check that new pool name is unique
new_name := uuid.Must(uuid.NewV4()).String()
pool, err := suite.conn.GetPoolByName(new_name)
if pool != 0 || err == nil {
suite.T().Error("Random pool name exists!")
return
}
// create pool
err = suite.conn.MakePool(new_name)
assert.NoError(suite.T(), err)
// verify that the new pool name exists
id, err := suite.conn.GetPoolByName(new_name)
assert.NoError(suite.T(), err)
if id == 0 {
suite.T().Error("Cannot find newly created pool")
}
// get the name of the pool
name, err := suite.conn.GetPoolByID(id)
assert.NoError(suite.T(), err)
if name == "" {
suite.T().Error("Cannot find name of newly created pool")
}
// delete the pool
err = suite.conn.DeletePool(new_name)
assert.NoError(suite.T(), err)
// verify that it is gone
name, err = suite.conn.GetPoolByID(id)
if name != "" || err == nil {
suite.T().Error("Deleted pool still exists")
}
}
func (suite *RadosTestSuite) TestPingMonitor() {
suite.SetupConnection()
// mon id that should work with vstart.sh
reply, err := suite.conn.PingMonitor("a")
assert.NoError(suite.T(), err)
assert.NotEqual(suite.T(), reply, "")
}
func (suite *RadosTestSuite) TestWaitForLatestOSDMap() {
suite.SetupConnection()
err := suite.conn.WaitForLatestOSDMap()
assert.NoError(suite.T(), err)
}
func (suite *RadosTestSuite) TestReadWrite() {
suite.SetupConnection()
bytes_in := []byte("input data")
err := suite.ioctx.Write("obj", bytes_in, 0)
assert.NoError(suite.T(), err)
bytes_out := make([]byte, len(bytes_in))
n_out, err := suite.ioctx.Read("obj", bytes_out, 0)
assert.Equal(suite.T(), n_out, len(bytes_in))
assert.Equal(suite.T(), bytes_in, bytes_out)
bytes_in = []byte("input another data")
err = suite.ioctx.WriteFull("obj", bytes_in)
assert.NoError(suite.T(), err)
bytes_out = make([]byte, len(bytes_in))
n_out, err = suite.ioctx.Read("obj", bytes_out, 0)
assert.Equal(suite.T(), n_out, len(bytes_in))
assert.Equal(suite.T(), bytes_in, bytes_out)
}
func (suite *RadosTestSuite) TestAppend() {
suite.SetupConnection()
mirror := []byte{}
oid := suite.GenObjectName()
for i := 0; i < 3; i++ {
// append random bytes
bytes := suite.RandomBytes(33)
err := suite.ioctx.Append(oid, bytes)
assert.NoError(suite.T(), err)
// what the object should contain
mirror = append(mirror, bytes...)
// check object contains what we expect
buf := make([]byte, len(mirror))
n, err := suite.ioctx.Read(oid, buf, 0)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), n, len(buf))
assert.Equal(suite.T(), buf, mirror)
}
}
func (suite *RadosTestSuite) TestReadNotFound() {
suite.SetupConnection()
var bytes []byte
oid := suite.GenObjectName()
_, err := suite.ioctx.Read(oid, bytes, 0)
assert.Equal(suite.T(), err, RadosErrorNotFound)
}
func (suite *RadosTestSuite) TestDeleteNotFound() {
suite.SetupConnection()
oid := suite.GenObjectName()
err := suite.ioctx.Delete(oid)
assert.Equal(suite.T(), err, RadosErrorNotFound)
}
func (suite *RadosTestSuite) TestStatNotFound() {
suite.SetupConnection()
oid := suite.GenObjectName()
_, err := suite.ioctx.Stat(oid)
assert.Equal(suite.T(), err, RadosErrorNotFound)
}
func (suite *RadosTestSuite) TestObjectStat() {
suite.SetupConnection()
oid := suite.GenObjectName()
bytes := suite.RandomBytes(234)
err := suite.ioctx.Write(oid, bytes, 0)
assert.NoError(suite.T(), err)
stat, err := suite.ioctx.Stat(oid)
assert.Equal(suite.T(), uint64(len(bytes)), stat.Size)
assert.NotNil(suite.T(), stat.ModTime)
}
func (suite *RadosTestSuite) TestGetPoolStats() {
suite.SetupConnection()
// grab current stats
prev_stat, err := suite.ioctx.GetPoolStats()
fmt.Printf("prev_stat: %+v\n", prev_stat)
assert.NoError(suite.T(), err)
// make some changes to the cluster
buf := make([]byte, 1<<20)
for i := 0; i < 10; i++ {
oid := suite.GenObjectName()
suite.ioctx.Write(oid, buf, 0)
}
// wait a while for the stats to change
for i := 0; i < 30; i++ {
stat, err := suite.ioctx.GetPoolStats()
assert.NoError(suite.T(), err)
// wait for something to change
if stat == prev_stat {
fmt.Printf("curr_stat: %+v (trying again...)\n", stat)
time.Sleep(time.Second)
} else {
// success
fmt.Printf("curr_stat: %+v (change detected)\n", stat)
return
}
}
suite.T().Error("Pool stats aren't changing")
}
func (suite *RadosTestSuite) TestGetPoolName() {
suite.SetupConnection()
name, err := suite.ioctx.GetPoolName()
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), name, suite.pool)
}
func (suite *RadosTestSuite) TestMonCommand() {
suite.SetupConnection()
command, err := json.Marshal(
map[string]string{"prefix": "df", "format": "json"})
assert.NoError(suite.T(), err)
buf, info, err := suite.conn.MonCommand(command)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), info, "")
var message map[string]interface{}
err = json.Unmarshal(buf, &message)
assert.NoError(suite.T(), err)
}
func (suite *RadosTestSuite) TestMonCommandWithInputBuffer() {
suite.SetupConnection()
entity := fmt.Sprintf("client.testMonCmdUser%d", time.Now().UnixNano())
// first add the new test user, specifying its key in the input buffer
command, err := json.Marshal(map[string]interface{}{
"prefix": "auth add",
"format": "json",
"entity": entity,
})
assert.NoError(suite.T(), err)
client_key := fmt.Sprintf(`
[%s]
key = AQD4PGNXBZJNHhAA582iUgxe9DsN+MqFN4Z6Jw==
`, entity)
inbuf := []byte(client_key)
buf, info, err := suite.conn.MonCommandWithInputBuffer(command, inbuf)
assert.NoError(suite.T(), err)
expected_info := fmt.Sprintf("added key for %s", entity)
assert.Equal(suite.T(), expected_info, info)
assert.Equal(suite.T(), "", string(buf[:]))
// get the key and verify that it's what we previously set
command, err = json.Marshal(map[string]interface{}{
"prefix": "auth get-key",
"format": "json",
"entity": entity,
})
assert.NoError(suite.T(), err)
buf, info, err = suite.conn.MonCommand(command)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), "", info)
assert.Equal(suite.T(),
`{"key":"AQD4PGNXBZJNHhAA582iUgxe9DsN+MqFN4Z6Jw=="}`,
string(buf[:]))
}
func (suite *RadosTestSuite) TestPGCommand() {
suite.SetupConnection()
pgid := "1.2"
command, err := json.Marshal(
map[string]string{"prefix": "query", "pgid": pgid, "format": "json"})
assert.NoError(suite.T(), err)
buf, info, err := suite.conn.PGCommand([]byte(pgid), [][]byte{[]byte(command)})
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), info, "")
var message map[string]interface{}
err = json.Unmarshal(buf, &message)
assert.NoError(suite.T(), err)
}
func (suite *RadosTestSuite) TestObjectListObjects() {
suite.SetupConnection()
// objects currently in pool
prevObjectList := []string{}
err := suite.ioctx.ListObjects(func(oid string) {
prevObjectList = append(prevObjectList, oid)
})
assert.NoError(suite.T(), err)
// create some objects
createdList := []string{}
for i := 0; i < 10; i++ {
oid := suite.GenObjectName()
bytes := []byte("input data")
err := suite.ioctx.Write(oid, bytes, 0)
assert.NoError(suite.T(), err)
createdList = append(createdList, oid)
}
// join the lists of objects
expectedObjectList := prevObjectList
expectedObjectList = append(expectedObjectList, createdList...)
// now list the current set of objects in the pool
currObjectList := []string{}
err = suite.ioctx.ListObjects(func(oid string) {
currObjectList = append(currObjectList, oid)
})
assert.NoError(suite.T(), err)
// lists should be equal
sort.Strings(currObjectList)
sort.Strings(expectedObjectList)
assert.Equal(suite.T(), currObjectList, expectedObjectList)
}
func (suite *RadosTestSuite) TestObjectIterator() {
suite.SetupConnection()
// current objs in default namespace
prevObjectList := []string{}
iter, err := suite.ioctx.Iter()
assert.NoError(suite.T(), err)
for iter.Next() {
prevObjectList = append(prevObjectList, iter.Value())
}
iter.Close()
assert.NoError(suite.T(), iter.Err())
// create an object in a different namespace to verify that
// iteration within a namespace does not return it
suite.ioctx.SetNamespace("ns1")
bytes_in := []byte("input data")
err = suite.ioctx.Write(suite.GenObjectName(), bytes_in, 0)
assert.NoError(suite.T(), err)
// create some objects in default namespace
suite.ioctx.SetNamespace("")
createdList := []string{}
for i := 0; i < 10; i++ {
oid := suite.GenObjectName()
bytes_in := []byte("input data")
err = suite.ioctx.Write(oid, bytes_in, 0)
assert.NoError(suite.T(), err)
createdList = append(createdList, oid)
}
// prev list plus new oids
expectedObjectList := prevObjectList
expectedObjectList = append(expectedObjectList, createdList...)
currObjectList := []string{}
iter, err = suite.ioctx.Iter()
assert.NoError(suite.T(), err)
for iter.Next() {
currObjectList = append(currObjectList, iter.Value())
}
iter.Close()
assert.NoError(suite.T(), iter.Err())
// curr list doesn't include the obj in ns1
sort.Strings(expectedObjectList)
sort.Strings(currObjectList)
assert.Equal(suite.T(), currObjectList, expectedObjectList)
}
func (suite *RadosTestSuite) TestObjectIteratorAcrossNamespaces() {
suite.SetupConnection()
const perNamespace = 100
// tests use a shared pool so namespaces need to be unique across tests.
// below ns1=nsX and ns2=nsY. ns1 is used elsewhere.
objectListNS1 := []string{}
objectListNS2 := []string{}
// populate list of current objects
suite.ioctx.SetNamespace(RadosAllNamespaces)
existingList := []string{}
iter, err := suite.ioctx.Iter()
assert.NoError(suite.T(), err)
for iter.Next() {
existingList = append(existingList, iter.Value())
}
iter.Close()
assert.NoError(suite.T(), iter.Err())
// create some new objects in namespace: nsX
createdList := []string{}
suite.ioctx.SetNamespace("nsX")
for i := 0; i < 10; i++ {
oid := suite.GenObjectName()
bytes_in := []byte("input data")
err = suite.ioctx.Write(oid, bytes_in, 0)
assert.NoError(suite.T(), err)
createdList = append(createdList, oid)
}
assert.True(suite.T(), len(createdList) == 10)
// create some new objects in namespace: nsY
suite.ioctx.SetNamespace("nsY")
for i := 0; i < 10; i++ {
oid := suite.GenObjectName()
bytes_in := []byte("input data")
err = suite.ioctx.Write(oid, bytes_in, 0)
assert.NoError(suite.T(), err)
createdList = append(createdList, oid)
}
assert.True(suite.T(), len(createdList) == 20)
suite.ioctx.SetNamespace(RadosAllNamespaces)
iter, err = suite.ioctx.Iter()
assert.NoError(suite.T(), err)
rogueList := []string{}
for iter.Next() {
if iter.Namespace() == "nsX" {
objectListNS1 = append(objectListNS1, iter.Value())
} else if iter.Namespace() == "nsY" {
objectListNS2 = append(objectListNS2, iter.Value())
} else {
rogueList = append(rogueList, iter.Value())
}
}
iter.Close()
assert.NoError(suite.T(), iter.Err())
assert.Equal(suite.T(), len(existingList), len(rogueList))
assert.Equal(suite.T(), len(objectListNS1), 10)
assert.Equal(suite.T(), len(objectListNS2), 10)
objectList := []string{}
objectList = append(objectList, objectListNS1...)
objectList = append(objectList, objectListNS2...)
sort.Strings(objectList)
sort.Strings(createdList)
assert.Equal(suite.T(), objectList, createdList)
sort.Strings(rogueList)
sort.Strings(existingList)
assert.Equal(suite.T(), rogueList, existingList)
}
func (suite *RadosTestSuite) TestNewConnWithUser() {
_, err := NewConnWithUser("admin")
assert.Equal(suite.T(), err, nil)
}
func (suite *RadosTestSuite) TestNewConnWithClusterAndUser() {
_, err := NewConnWithClusterAndUser("ceph", "client.admin")
assert.Equal(suite.T(), err, nil)
}
func (suite *RadosTestSuite) TestReadWriteXattr() {
suite.SetupConnection()
oid := suite.GenObjectName()
val := []byte("value")
err := suite.ioctx.SetXattr(oid, "key", val)
assert.NoError(suite.T(), err)
out := make([]byte, len(val))
n, err := suite.ioctx.GetXattr(oid, "key", out)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), n, len(out))
assert.Equal(suite.T(), out, val)
}
func (suite *RadosTestSuite) TestListXattrs() {
suite.SetupConnection()
oid := suite.GenObjectName()
xattrs := make(map[string][]byte)
val := []byte("value")
for i := 0; i < 10; i++ {
name := fmt.Sprintf("key_%d", i)
err := suite.ioctx.SetXattr(oid, name, val)
assert.NoError(suite.T(), err)
xattrs[name] = val
}
out, err := suite.ioctx.ListXattrs(oid)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), xattrs, out)
}
func (suite *RadosTestSuite) TestRmXattr() {
suite.SetupConnection()
oid := suite.GenObjectName()
// 2 xattrs
xattrs := make(map[string][]byte)
xattrs["key1"] = []byte("val")
xattrs["key2"] = []byte("val")
assert.Equal(suite.T(), len(xattrs), 2)
// add them to the object
for key, value := range xattrs {
err := suite.ioctx.SetXattr(oid, key, value)
assert.NoError(suite.T(), err)
}
out, err := suite.ioctx.ListXattrs(oid)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), len(out), 2)
assert.Equal(suite.T(), out, xattrs)
// remove key1
err = suite.ioctx.RmXattr(oid, "key1")
assert.NoError(suite.T(), err)
delete(xattrs, "key1")
// verify key1 is gone
out, err = suite.ioctx.ListXattrs(oid)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), len(out), 1)
assert.Equal(suite.T(), out, xattrs)
// remove key2
err = suite.ioctx.RmXattr(oid, "key2")
assert.NoError(suite.T(), err)
delete(xattrs, "key2")
// verify key2 is gone
out, err = suite.ioctx.ListXattrs(oid)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), len(out), 0)
assert.Equal(suite.T(), out, xattrs)
}
func (suite *RadosTestSuite) TestReadWriteOmap() {
suite.SetupConnection()
// set some key/value pairs on an object
orig := map[string][]byte{
"key1": []byte("value1"),
"key2": []byte("value2"),
"prefixed-key3": []byte("value3"),
"empty": []byte(""),
}
oid := suite.GenObjectName()
err := suite.ioctx.SetOmap(oid, orig)
assert.NoError(suite.T(), err)
// verify that they can all be read back
remaining := map[string][]byte{}
for k, v := range orig {
remaining[k] = v
}
err = suite.ioctx.ListOmapValues(oid, "", "", 4, func(key string, value []byte) {
assert.Equal(suite.T(), remaining[key], value)
delete(remaining, key)
})
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), len(remaining), 0)
// Get (with a fixed number of keys)
fetched, err := suite.ioctx.GetOmapValues(oid, "", "", 4)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), orig, fetched)
// Get All (with an iterator size bigger than the map size)
fetched, err = suite.ioctx.GetAllOmapValues(oid, "", "", 100)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), orig, fetched)
// Get All (with an iterator size smaller than the map size)
fetched, err = suite.ioctx.GetAllOmapValues(oid, "", "", 1)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), orig, fetched)
// Remove
err = suite.ioctx.RmOmapKeys(oid, []string{"key1", "prefixed-key3"})
assert.NoError(suite.T(), err)
fetched, err = suite.ioctx.GetOmapValues(oid, "", "", 4)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), map[string][]byte{
"key2": []byte("value2"),
"empty": []byte(""),
}, fetched)
// Clear
err = suite.ioctx.CleanOmap(oid)
assert.NoError(suite.T(), err)
fetched, err = suite.ioctx.GetOmapValues(oid, "", "", 4)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), map[string][]byte{}, fetched)
}
func (suite *RadosTestSuite) TestReadFilterOmap() {
suite.SetupConnection()
orig := map[string][]byte{
"key1": []byte("value1"),
"prefixed-key3": []byte("value3"),
"key2": []byte("value2"),
}
oid := suite.GenObjectName()
err := suite.ioctx.SetOmap(oid, orig)
assert.NoError(suite.T(), err)
// filter by prefix
fetched, err := suite.ioctx.GetOmapValues(oid, "", "prefixed", 4)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), map[string][]byte{
"prefixed-key3": []byte("value3"),
}, fetched)
// "start_after" a key
fetched, err = suite.ioctx.GetOmapValues(oid, "key1", "", 4)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), map[string][]byte{
"prefixed-key3": []byte("value3"),
"key2": []byte("value2"),
}, fetched)
// maxReturn
fetched, err = suite.ioctx.GetOmapValues(oid, "", "key", 1)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), map[string][]byte{
"key1": []byte("value1"),
}, fetched)
}
func (suite *RadosTestSuite) TestSetNamespace() {
suite.SetupConnection()
// create oid
oid := suite.GenObjectName()
bytes_in := []byte("input data")
err := suite.ioctx.Write(oid, bytes_in, 0)
assert.NoError(suite.T(), err)
stat, err := suite.ioctx.Stat(oid)
assert.Equal(suite.T(), uint64(len(bytes_in)), stat.Size)
assert.NotNil(suite.T(), stat.ModTime)
// oid isn't seen in space1 ns
suite.ioctx.SetNamespace("space1")
stat, err = suite.ioctx.Stat(oid)
assert.Equal(suite.T(), err, RadosErrorNotFound)
// create oid2 in space1 ns
oid2 := suite.GenObjectName()
bytes_in = []byte("input data")
err = suite.ioctx.Write(oid2, bytes_in, 0)
assert.NoError(suite.T(), err)
suite.ioctx.SetNamespace("")
stat, err = suite.ioctx.Stat(oid2)
assert.Equal(suite.T(), err, RadosErrorNotFound)
stat, err = suite.ioctx.Stat(oid)
assert.Equal(suite.T(), uint64(len(bytes_in)), stat.Size)
assert.NotNil(suite.T(), stat.ModTime)
}
func (suite *RadosTestSuite) TestListAcrossNamespaces() {
suite.SetupConnection()
// count objects in pool
origObjects := 0
err := suite.ioctx.ListObjects(func(oid string) {
origObjects++
})
// create oid
oid := suite.GenObjectName()
bytes_in := []byte("input data")
err = suite.ioctx.Write(oid, bytes_in, 0)
assert.NoError(suite.T(), err)
// create oid2 in space1 ns
suite.ioctx.SetNamespace("space1")
oid2 := suite.GenObjectName()
bytes_in = []byte("input data")
err = suite.ioctx.Write(oid2, bytes_in, 0)
assert.NoError(suite.T(), err)
// count objects in space1 ns
nsFoundObjects := 0
err = suite.ioctx.ListObjects(func(oid string) {
nsFoundObjects++
})
assert.NoError(suite.T(), err)
assert.EqualValues(suite.T(), 1, nsFoundObjects)
// count objects in pool
suite.ioctx.SetNamespace(RadosAllNamespaces)
allFoundObjects := 0
err = suite.ioctx.ListObjects(func(oid string) {
allFoundObjects++
})
assert.NoError(suite.T(), err)
assert.EqualValues(suite.T(), (origObjects + 2), allFoundObjects)
}
func (suite *RadosTestSuite) TestLocking() {
suite.SetupConnection()
oid := suite.GenObjectName()
// lock ex
res, err := suite.ioctx.LockExclusive(oid, "myLock", "myCookie", "this is a test lock", 0, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, res)
// verify lock ex
info, err := suite.ioctx.ListLockers(oid, "myLock")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 1, len(info.Clients))
assert.Equal(suite.T(), true, info.Exclusive)
// fail to lock ex again
res, err = suite.ioctx.LockExclusive(oid, "myLock", "myCookie", "this is a description", 0, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), -17, res)
// fail to lock sh
res, err = suite.ioctx.LockShared(oid, "myLock", "myCookie", "", "a description", 0, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), -17, res)
// unlock
res, err = suite.ioctx.Unlock(oid, "myLock", "myCookie")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, res)
// verify unlock
info, err = suite.ioctx.ListLockers(oid, "myLock")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, len(info.Clients))
// lock sh
res, err = suite.ioctx.LockShared(oid, "myLock", "myCookie", "", "a description", 0, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, res)
// verify lock sh
info, err = suite.ioctx.ListLockers(oid, "myLock")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 1, len(info.Clients))
assert.Equal(suite.T(), false, info.Exclusive)
// fail to lock sh again
res, err = suite.ioctx.LockExclusive(oid, "myLock", "myCookie", "a description", 0, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), -17, res)
// fail to lock ex
res, err = suite.ioctx.LockExclusive(oid, "myLock", "myCookie", "this is a test lock", 0, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), res, -17)
// break the lock
res, err = suite.ioctx.BreakLock(oid, "myLock", info.Clients[0], "myCookie")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, res)
// verify lock broken
info, err = suite.ioctx.ListLockers(oid, "myLock")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, len(info.Clients))
// lock sh with duration
res, err = suite.ioctx.LockShared(oid, "myLock", "myCookie", "", "a description", time.Millisecond, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, res)
// verify lock sh expired
time.Sleep(time.Second)
info, err = suite.ioctx.ListLockers(oid, "myLock")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, len(info.Clients))
// lock sh with duration
res, err = suite.ioctx.LockExclusive(oid, "myLock", "myCookie", "a description", time.Millisecond, nil)
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, res)
// verify lock sh expired
time.Sleep(time.Second)
info, err = suite.ioctx.ListLockers(oid, "myLock")
assert.NoError(suite.T(), err)
assert.Equal(suite.T(), 0, len(info.Clients))
}
func (suite *RadosTestSuite) TestOmapOnNonexistentObjectError() {
suite.SetupConnection()
oid := suite.GenObjectName()
_, err := suite.ioctx.GetAllOmapValues(oid, "", "", 100)
assert.Equal(suite.T(), err, RadosErrorNotFound)
}
func TestRadosTestSuite(t *testing.T) {
suite.Run(t, new(RadosTestSuite))
}
func TestRadosError(t *testing.T) {
err := getRadosError(0)
assert.NoError(t, err)
err = getRadosError(-5) // IO error
assert.Error(t, err)
assert.Equal(t, err.Error(), "rados: ret=5, Input/output error")
err = getRadosError(345) // no such errno
assert.Error(t, err)
assert.Equal(t, err.Error(), "rados: ret=345")
}