go-ceph/rados/rados_test.go

1146 lines
26 KiB
Go

package rados_test
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net"
"os"
"os/exec"
"sort"
"testing"
"time"
"github.com/ceph/go-ceph/rados"
"github.com/stretchr/testify/assert"
)
func GetUUID() string {
out, _ := exec.Command("uuidgen").Output()
return string(out[:36])
}
func TestVersion(t *testing.T) {
var major, minor, patch = rados.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 TestGetSetConfigOption(t *testing.T) {
conn, _ := rados.NewConn()
// rejects invalid options
err := conn.SetConfigOption("wefoijweojfiw", "welfkwjelkfj")
assert.Error(t, err, "Invalid option")
// verify SetConfigOption changes a values
log_file_val, err := conn.GetConfigOption("log_file")
assert.NotEqual(t, log_file_val, "/dev/null")
err = conn.SetConfigOption("log_file", "/dev/null")
assert.NoError(t, err, "Invalid option")
log_file_val, err = conn.GetConfigOption("log_file")
assert.Equal(t, log_file_val, "/dev/null")
}
func TestParseDefaultConfigEnv(t *testing.T) {
conn, _ := rados.NewConn()
log_file_val, _ := conn.GetConfigOption("log_file")
assert.NotEqual(t, log_file_val, "/dev/null")
err := os.Setenv("CEPH_ARGS", "--log-file /dev/null")
assert.NoError(t, err)
err = conn.ParseDefaultConfigEnv()
assert.NoError(t, err)
log_file_val, _ = conn.GetConfigOption("log_file")
assert.Equal(t, log_file_val, "/dev/null")
}
func TestParseCmdLineArgs(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
mon_host_val, _ := conn.GetConfigOption("mon_host")
assert.NotEqual(t, mon_host_val, "1.1.1.1")
args := []string{"--mon-host", "1.1.1.1"}
err := conn.ParseCmdLineArgs(args)
assert.NoError(t, err)
mon_host_val, _ = conn.GetConfigOption("mon_host")
assert.Equal(t, mon_host_val, "1.1.1.1")
}
func TestGetClusterStats(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
poolname := GetUUID()
err := conn.MakePool(poolname)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(poolname)
assert.NoError(t, err)
// grab current stats
prev_stat, err := conn.GetClusterStats()
fmt.Printf("prev_stat: %+v\n", prev_stat)
assert.NoError(t, err)
// make some changes to the cluster
buf := make([]byte, 1<<20)
for i := 0; i < 10; i++ {
objname := GetUUID()
pool.Write(objname, buf, 0)
}
// wait a while for the stats to change
for i := 0; i < 30; i++ {
stat, err := conn.GetClusterStats()
assert.NoError(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)
conn.Shutdown()
return
}
}
pool.Destroy()
conn.Shutdown()
t.Error("Cluster stats aren't changing")
}
func TestGetFSID(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
fsid, err := conn.GetFSID()
assert.NoError(t, err)
assert.NotEqual(t, fsid, "")
conn.Shutdown()
}
func TestGetInstanceID(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
id := conn.GetInstanceID()
assert.NotEqual(t, id, 0)
conn.Shutdown()
}
func TestMakeDeletePool(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
// get current list of pool
pools, err := conn.ListPools()
assert.NoError(t, err)
// check that new pool name is unique
new_name := GetUUID()
for _, poolname := range pools {
if new_name == poolname {
t.Error("Random pool name exists!")
return
}
}
// create pool
err = conn.MakePool(new_name)
assert.NoError(t, err)
// get updated list of pools
pools, err = conn.ListPools()
assert.NoError(t, err)
// verify that the new pool name exists
found := false
for _, poolname := range pools {
if new_name == poolname {
found = true
}
}
if !found {
t.Error("Cannot find newly created pool")
}
// delete the pool
err = conn.DeletePool(new_name)
assert.NoError(t, err)
// verify that it is gone
// get updated list of pools
pools, err = conn.ListPools()
assert.NoError(t, err)
// verify that the new pool name exists
found = false
for _, poolname := range pools {
if new_name == poolname {
found = true
}
}
if found {
t.Error("Deleted pool still exists")
}
conn.Shutdown()
}
func TestPingMonitor(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
// mon id that should work with vstart.sh
reply, err := conn.PingMonitor("a")
if err == nil {
assert.NotEqual(t, reply, "")
return
}
// mon id that should work with micro-osd.sh
reply, err = conn.PingMonitor("0")
if err == nil {
assert.NotEqual(t, reply, "")
return
}
// try to use a hostname as the monitor id
mon_addr, _ := conn.GetConfigOption("mon_host")
hosts, _ := net.LookupAddr(mon_addr)
for _, host := range hosts {
reply, err := conn.PingMonitor(host)
if err == nil {
assert.NotEqual(t, reply, "")
return
}
}
t.Error("Could not find a valid monitor id")
conn.Shutdown()
}
func TestReadConfigFile(t *testing.T) {
conn, _ := rados.NewConn()
// check current log_file value
log_file_val, err := conn.GetConfigOption("log_file")
assert.NoError(t, err)
assert.NotEqual(t, log_file_val, "/dev/null")
// create a temporary ceph.conf file that changes the log_file conf
// option.
file, err := ioutil.TempFile("/tmp", "go-rados")
assert.NoError(t, err)
_, err = io.WriteString(file, "[global]\nlog_file = /dev/null\n")
assert.NoError(t, err)
// parse the config file
err = conn.ReadConfigFile(file.Name())
assert.NoError(t, err)
// check current log_file value
log_file_val, err = conn.GetConfigOption("log_file")
assert.NoError(t, err)
assert.Equal(t, log_file_val, "/dev/null")
// cleanup
file.Close()
os.Remove(file.Name())
}
func TestWaitForLatestOSDMap(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
err := conn.WaitForLatestOSDMap()
assert.NoError(t, err)
conn.Shutdown()
}
func TestReadWrite(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
// make pool
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_in := []byte("input data")
err = pool.Write("obj", bytes_in, 0)
assert.NoError(t, err)
bytes_out := make([]byte, len(bytes_in))
n_out, err := pool.Read("obj", bytes_out, 0)
assert.Equal(t, n_out, len(bytes_in))
assert.Equal(t, bytes_in, bytes_out)
bytes_in = []byte("input another data")
err = pool.WriteFull("obj", bytes_in)
assert.NoError(t, err)
bytes_out = make([]byte, len(bytes_in))
n_out, err = pool.Read("obj", bytes_out, 0)
assert.Equal(t, n_out, len(bytes_in))
assert.Equal(t, bytes_in, bytes_out)
pool.Destroy()
conn.Shutdown()
}
func TestAppend(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
// make pool
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_accum := []byte{}
for _, str_in := range []string{"input", " ", "another", " ", "data"} {
bytes_in := []byte(str_in)
err = pool.Append("obj", bytes_in)
assert.NoError(t, err)
bytes_accum = append(bytes_accum, bytes_in...)
bytes_out := make([]byte, len(bytes_accum))
n_out, err := pool.Read("obj", bytes_out, 0)
assert.NoError(t, err)
assert.Equal(t, n_out, len(bytes_accum))
assert.Equal(t, bytes_accum, bytes_out)
}
pool.Destroy()
conn.Shutdown()
}
func TestNotFound(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
// make pool
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
size := 128
bytes_out := make([]byte, size)
_, err = pool.Read("obj", bytes_out, 0)
assert.Equal(t, err, rados.RadosErrorNotFound)
err = pool.Delete("obj")
assert.Equal(t, err, rados.RadosErrorNotFound)
pool.Destroy()
conn.Shutdown()
}
func TestObjectStat(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_in := []byte("input data")
err = pool.Write("obj", bytes_in, 0)
assert.NoError(t, err)
stat, err := pool.Stat("obj")
assert.Equal(t, uint64(len(bytes_in)), stat.Size)
assert.NotNil(t, stat.ModTime)
_, err = pool.Stat("notfound")
assert.Equal(t, err, rados.RadosErrorNotFound)
pool.Destroy()
conn.Shutdown()
}
func TestGetPoolStats(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
poolname := GetUUID()
err := conn.MakePool(poolname)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(poolname)
assert.NoError(t, err)
// grab current stats
prev_stat, err := pool.GetPoolStats()
fmt.Printf("prev_stat: %+v\n", prev_stat)
assert.NoError(t, err)
// make some changes to the cluster
buf := make([]byte, 1<<20)
for i := 0; i < 10; i++ {
objname := GetUUID()
pool.Write(objname, buf, 0)
}
// wait a while for the stats to change
for i := 0; i < 30; i++ {
stat, err := pool.GetPoolStats()
assert.NoError(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)
conn.Shutdown()
return
}
}
pool.Destroy()
conn.Shutdown()
t.Error("Pool stats aren't changing")
}
func TestGetPoolName(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
poolname := GetUUID()
err := conn.MakePool(poolname)
assert.NoError(t, err)
ioctx, err := conn.OpenIOContext(poolname)
assert.NoError(t, err)
poolname_ret, err := ioctx.GetPoolName()
assert.NoError(t, err)
assert.Equal(t, poolname, poolname_ret)
ioctx.Destroy()
conn.Shutdown()
}
func TestMonCommand(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
defer conn.Shutdown()
command, err := json.Marshal(map[string]string{"prefix": "df", "format": "json"})
assert.NoError(t, err)
buf, info, err := conn.MonCommand(command)
assert.NoError(t, err)
assert.Equal(t, info, "")
var message map[string]interface{}
err = json.Unmarshal(buf, &message)
assert.NoError(t, err)
}
func TestMonCommandWithInputBuffer(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
defer conn.Shutdown()
// 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": "client.testMonCommandUser",
})
assert.NoError(t, err)
inbuf := []byte(`[client.testMonCommandUser]
key = AQD4PGNXBZJNHhAA582iUgxe9DsN+MqFN4Z6Jw==
`)
buf, info, err := conn.MonCommandWithInputBuffer(command, inbuf)
assert.NoError(t, err)
assert.Equal(t, "added key for client.testMonCommandUser", info)
assert.Equal(t, "", string(buf[:]))
// now get the key, and verify it is equal to the key we specified in the input buffer for "auth add"
command, err = json.Marshal(map[string]interface{}{
"prefix": "auth get-key",
"format": "json",
"entity": "client.testMonCommandUser",
})
assert.NoError(t, err)
buf, info, err = conn.MonCommand(command)
assert.NoError(t, err)
assert.Equal(t, "", info)
assert.Equal(t, `{"key":"AQD4PGNXBZJNHhAA582iUgxe9DsN+MqFN4Z6Jw=="}`, string(buf[:]))
}
func TestObjectListObjects(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
poolname := GetUUID()
err := conn.MakePool(poolname)
assert.NoError(t, err)
ioctx, err := conn.OpenIOContext(poolname)
assert.NoError(t, err)
objectList := []string{}
err = ioctx.ListObjects(func(oid string) {
objectList = append(objectList, oid)
})
assert.NoError(t, err)
assert.True(t, len(objectList) == 0)
createdList := []string{}
for i := 0; i < 200; i++ {
oid := GetUUID()
bytes_in := []byte("input data")
err = ioctx.Write(oid, bytes_in, 0)
assert.NoError(t, err)
createdList = append(createdList, oid)
}
assert.True(t, len(createdList) == 200)
err = ioctx.ListObjects(func(oid string) {
objectList = append(objectList, oid)
})
assert.NoError(t, err)
assert.Equal(t, len(objectList), len(createdList))
sort.Strings(objectList)
sort.Strings(createdList)
assert.Equal(t, objectList, createdList)
}
func TestObjectIterator(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
poolname := GetUUID()
err := conn.MakePool(poolname)
assert.NoError(t, err)
ioctx, err := conn.OpenIOContext(poolname)
assert.NoError(t, err)
objectList := []string{}
iter, err := ioctx.Iter()
assert.NoError(t, err)
for iter.Next() {
objectList = append(objectList, iter.Value())
}
iter.Close()
assert.NoError(t, iter.Err())
assert.True(t, len(objectList) == 0)
//create an object in a different namespace to verify that
//iteration within a namespace does not return it
ioctx.SetNamespace("ns1")
bytes_in := []byte("input data")
err = ioctx.Write(GetUUID(), bytes_in, 0)
assert.NoError(t, err)
ioctx.SetNamespace("")
createdList := []string{}
for i := 0; i < 200; i++ {
oid := GetUUID()
bytes_in := []byte("input data")
err = ioctx.Write(oid, bytes_in, 0)
assert.NoError(t, err)
createdList = append(createdList, oid)
}
assert.True(t, len(createdList) == 200)
iter, err = ioctx.Iter()
assert.NoError(t, err)
for iter.Next() {
objectList = append(objectList, iter.Value())
}
iter.Close()
assert.NoError(t, iter.Err())
assert.Equal(t, len(objectList), len(createdList))
sort.Strings(objectList)
sort.Strings(createdList)
assert.Equal(t, objectList, createdList)
}
func TestObjectIteratorAcrossNamespaces(t *testing.T) {
const perNamespace = 100
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
poolname := GetUUID()
err := conn.MakePool(poolname)
assert.NoError(t, err)
ioctx, err := conn.OpenIOContext(poolname)
assert.NoError(t, err)
objectListNS1 := []string{}
objectListNS2 := []string{}
iter, err := ioctx.Iter()
assert.NoError(t, err)
preexisting := 0
for iter.Next() {
preexisting++
}
iter.Close()
assert.NoError(t, iter.Err())
assert.EqualValues(t, 0, preexisting)
createdList := []string{}
ioctx.SetNamespace("ns1")
for i := 0; i < 90; i++ {
oid := GetUUID()
bytes_in := []byte("input data")
err = ioctx.Write(oid, bytes_in, 0)
assert.NoError(t, err)
createdList = append(createdList, oid)
}
ioctx.SetNamespace("ns2")
for i := 0; i < 100; i++ {
oid := GetUUID()
bytes_in := []byte("input data")
err = ioctx.Write(oid, bytes_in, 0)
assert.NoError(t, err)
createdList = append(createdList, oid)
}
assert.True(t, len(createdList) == 190)
ioctx.SetNamespace(rados.RadosAllNamespaces)
iter, err = ioctx.Iter()
assert.NoError(t, err)
rogue := 0
for iter.Next() {
if iter.Namespace() == "ns1" {
objectListNS1 = append(objectListNS1, iter.Value())
} else if iter.Namespace() == "ns2" {
objectListNS2 = append(objectListNS2, iter.Value())
} else {
rogue++
}
}
iter.Close()
assert.NoError(t, iter.Err())
assert.EqualValues(t, 0, rogue)
assert.Equal(t, len(objectListNS1), 90)
assert.Equal(t, len(objectListNS2), 100)
objectList := []string{}
objectList = append(objectList, objectListNS1...)
objectList = append(objectList, objectListNS2...)
sort.Strings(objectList)
sort.Strings(createdList)
assert.Equal(t, objectList, createdList)
}
func TestNewConnWithUser(t *testing.T) {
_, err := rados.NewConnWithUser("admin")
assert.Equal(t, err, nil)
}
func TestNewConnWithClusterAndUser(t *testing.T) {
_, err := rados.NewConnWithClusterAndUser("ceph", "client.admin")
assert.Equal(t, err, nil)
}
func TestReadWriteXattr(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
// make pool
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_in := []byte("input data")
err = pool.Write("obj", bytes_in, 0)
assert.NoError(t, err)
my_xattr_in := []byte("my_value")
err = pool.SetXattr("obj", "my_key", my_xattr_in)
assert.NoError(t, err)
my_xattr_out := make([]byte, len(my_xattr_in))
n_out, err := pool.GetXattr("obj", "my_key", my_xattr_out)
assert.Equal(t, n_out, len(my_xattr_in))
assert.Equal(t, my_xattr_in, my_xattr_out)
pool.Destroy()
}
func TestListXattrs(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
// make pool
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_in := []byte("input data")
err = pool.Write("obj", bytes_in, 0)
assert.NoError(t, err)
input_xattrs := make(map[string][]byte)
for i := 0; i < 200; i++ {
name := fmt.Sprintf("key_%d", i)
data := []byte(GetUUID())
err = pool.SetXattr("obj", name, data)
assert.NoError(t, err)
input_xattrs[name] = data
}
output_xattrs := make(map[string][]byte)
output_xattrs, err = pool.ListXattrs("obj")
assert.NoError(t, err)
assert.Equal(t, len(input_xattrs), len(output_xattrs))
assert.Equal(t, input_xattrs, output_xattrs)
pool.Destroy()
}
func TestRmXattr(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_in := []byte("input data")
err = pool.Write("obj", bytes_in, 0)
assert.NoError(t, err)
key := "key1"
val := []byte("val1")
err = pool.SetXattr("obj", key, val)
assert.NoError(t, err)
key = "key2"
val = []byte("val2")
err = pool.SetXattr("obj", key, val)
assert.NoError(t, err)
xattr_list := make(map[string][]byte)
xattr_list, err = pool.ListXattrs("obj")
assert.NoError(t, err)
assert.Equal(t, len(xattr_list), 2)
pool.RmXattr("obj", "key2")
xattr_list, err = pool.ListXattrs("obj")
assert.NoError(t, err)
assert.Equal(t, len(xattr_list), 1)
found := false
for key, _ = range xattr_list {
if key == "key2" {
found = true
}
}
if found {
t.Error("Deleted pool still exists")
}
pool.Destroy()
}
func TestReadWriteOmap(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
// Set
orig := map[string][]byte{
"key1": []byte("value1"),
"key2": []byte("value2"),
"prefixed-key3": []byte("value3"),
"empty": []byte(""),
}
err = pool.SetOmap("obj", orig)
assert.NoError(t, err)
// List
remaining := map[string][]byte{}
for k, v := range orig {
remaining[k] = v
}
err = pool.ListOmapValues("obj", "", "", 4, func(key string, value []byte) {
assert.Equal(t, remaining[key], value)
delete(remaining, key)
})
assert.NoError(t, err)
assert.Equal(t, 0, len(remaining))
// Get (with a fixed number of keys)
fetched, err := pool.GetOmapValues("obj", "", "", 4)
assert.NoError(t, err)
assert.Equal(t, orig, fetched)
// Get All (with an iterator size bigger than the map size)
fetched, err = pool.GetAllOmapValues("obj", "", "", 100)
assert.NoError(t, err)
assert.Equal(t, orig, fetched)
// Get All (with an iterator size smaller than the map size)
fetched, err = pool.GetAllOmapValues("obj", "", "", 1)
assert.NoError(t, err)
assert.Equal(t, orig, fetched)
// Remove
err = pool.RmOmapKeys("obj", []string{"key1", "prefixed-key3"})
assert.NoError(t, err)
fetched, err = pool.GetOmapValues("obj", "", "", 4)
assert.NoError(t, err)
assert.Equal(t, map[string][]byte{
"key2": []byte("value2"),
"empty": []byte(""),
}, fetched)
// Clear
err = pool.CleanOmap("obj")
assert.NoError(t, err)
fetched, err = pool.GetOmapValues("obj", "", "", 4)
assert.NoError(t, err)
assert.Equal(t, map[string][]byte{}, fetched)
pool.Destroy()
}
func TestReadFilterOmap(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
orig := map[string][]byte{
"key1": []byte("value1"),
"prefixed-key3": []byte("value3"),
"key2": []byte("value2"),
}
err = pool.SetOmap("obj", orig)
assert.NoError(t, err)
// filter by prefix
fetched, err := pool.GetOmapValues("obj", "", "prefixed", 4)
assert.NoError(t, err)
assert.Equal(t, map[string][]byte{
"prefixed-key3": []byte("value3"),
}, fetched)
// "start_after" a key
fetched, err = pool.GetOmapValues("obj", "key1", "", 4)
assert.NoError(t, err)
assert.Equal(t, map[string][]byte{
"prefixed-key3": []byte("value3"),
"key2": []byte("value2"),
}, fetched)
// maxReturn
fetched, err = pool.GetOmapValues("obj", "", "key", 1)
assert.NoError(t, err)
assert.Equal(t, map[string][]byte{
"key1": []byte("value1"),
}, fetched)
pool.Destroy()
}
func TestSetNamespace(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_in := []byte("input data")
err = pool.Write("obj", bytes_in, 0)
assert.NoError(t, err)
stat, err := pool.Stat("obj")
assert.Equal(t, uint64(len(bytes_in)), stat.Size)
assert.NotNil(t, stat.ModTime)
pool.SetNamespace("space1")
stat, err = pool.Stat("obj")
assert.Equal(t, err, rados.RadosErrorNotFound)
bytes_in = []byte("input data")
err = pool.Write("obj2", bytes_in, 0)
assert.NoError(t, err)
pool.SetNamespace("")
stat, err = pool.Stat("obj2")
assert.Equal(t, err, rados.RadosErrorNotFound)
stat, err = pool.Stat("obj")
assert.Equal(t, uint64(len(bytes_in)), stat.Size)
assert.NotNil(t, stat.ModTime)
pool.Destroy()
conn.Shutdown()
}
func TestListAcrossNamespaces(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
bytes_in := []byte("input data")
err = pool.Write("obj", bytes_in, 0)
assert.NoError(t, err)
pool.SetNamespace("space1")
bytes_in = []byte("input data")
err = pool.Write("obj2", bytes_in, 0)
assert.NoError(t, err)
foundObjects := 0
err = pool.ListObjects(func(oid string) {
foundObjects++
})
assert.NoError(t, err)
assert.EqualValues(t, 1, foundObjects)
pool.SetNamespace(rados.RadosAllNamespaces)
foundObjects = 0
err = pool.ListObjects(func(oid string) {
foundObjects++
})
assert.NoError(t, err)
assert.EqualValues(t, 2, foundObjects)
pool.Destroy()
conn.Shutdown()
}
func TestLocking(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
// lock ex
res, err := pool.LockExclusive("obj", "myLock", "myCookie", "this is a test lock", 0, nil)
assert.NoError(t, err)
assert.Equal(t, 0, res)
// verify lock ex
info, err := pool.ListLockers("obj", "myLock")
assert.NoError(t, err)
assert.Equal(t, 1, len(info.Clients))
assert.Equal(t, true, info.Exclusive)
// fail to lock ex again
res, err = pool.LockExclusive("obj", "myLock", "myCookie", "this is a description", 0, nil)
assert.NoError(t, err)
assert.Equal(t, -17, res)
// fail to lock sh
res, err = pool.LockShared("obj", "myLock", "myCookie", "", "a description", 0, nil)
assert.NoError(t, err)
assert.Equal(t, -17, res)
// unlock
res, err = pool.Unlock("obj", "myLock", "myCookie")
assert.NoError(t, err)
assert.Equal(t, 0, res)
// verify unlock
info, err = pool.ListLockers("obj", "myLock")
assert.NoError(t, err)
assert.Equal(t, 0, len(info.Clients))
// lock sh
res, err = pool.LockShared("obj", "myLock", "myCookie", "", "a description", 0, nil)
assert.NoError(t, err)
assert.Equal(t, 0, res)
// verify lock sh
info, err = pool.ListLockers("obj", "myLock")
assert.NoError(t, err)
assert.Equal(t, 1, len(info.Clients))
assert.Equal(t, false, info.Exclusive)
// fail to lock sh again
res, err = pool.LockExclusive("obj", "myLock", "myCookie", "a description", 0, nil)
assert.NoError(t, err)
assert.Equal(t, -17, res)
// fail to lock ex
res, err = pool.LockExclusive("obj", "myLock", "myCookie", "this is a test lock", 0, nil)
assert.NoError(t, err)
assert.Equal(t, res, -17)
// break the lock
res, err = pool.BreakLock("obj", "myLock", info.Clients[0], "myCookie")
assert.NoError(t, err)
assert.Equal(t, 0, res)
// verify lock broken
info, err = pool.ListLockers("obj", "myLock")
assert.NoError(t, err)
assert.Equal(t, 0, len(info.Clients))
// lock sh with duration
res, err = pool.LockShared("obj", "myLock", "myCookie", "", "a description", time.Millisecond, nil)
assert.NoError(t, err)
assert.Equal(t, 0, res)
// verify lock sh expired
time.Sleep(time.Second)
info, err = pool.ListLockers("obj", "myLock")
assert.NoError(t, err)
assert.Equal(t, 0, len(info.Clients))
// lock sh with duration
res, err = pool.LockExclusive("obj", "myLock", "myCookie", "a description", time.Millisecond, nil)
assert.NoError(t, err)
assert.Equal(t, 0, res)
// verify lock sh expired
time.Sleep(time.Second)
info, err = pool.ListLockers("obj", "myLock")
assert.NoError(t, err)
assert.Equal(t, 0, len(info.Clients))
pool.Destroy()
conn.Shutdown()
}
func TestOmapOnNonexistentObjectError(t *testing.T) {
conn, _ := rados.NewConn()
conn.ReadDefaultConfigFile()
conn.Connect()
pool_name := GetUUID()
err := conn.MakePool(pool_name)
assert.NoError(t, err)
pool, err := conn.OpenIOContext(pool_name)
assert.NoError(t, err)
//This object does not exist
objname := GetUUID()
_, err = pool.GetAllOmapValues(objname, "", "", 100)
assert.Equal(t, err, rados.RadosErrorNotFound)
}