func newIndexMetaData(info *indexInfo, queryport string) *mclient.IndexMetadata {
defn := &common.IndexDefn{
DefnId: common.IndexDefnId(info.DefnID),
Name: info.Name,
Using: common.IndexType(info.Using),
Bucket: info.Bucket,
IsPrimary: info.IsPrimary,
ExprType: common.ExprType(info.ExprType),
SecExprs: info.SecExprs,
PartitionKey: info.PartnExpr,
}
instances := []*mclient.InstanceDefn{
&mclient.InstanceDefn{
InstId: common.IndexInstId(info.DefnID), // TODO: defnID as InstID
State: common.INDEX_STATE_READY,
Endpts: []common.Endpoint{common.Endpoint(queryport)},
},
}
imeta := &mclient.IndexMetadata{
Definition: defn,
Instances: instances,
}
return imeta
}
func (o *MetadataProvider) CreateIndexWithPlan(
name, bucket, using, exprType, partnExpr, whereExpr string,
secExprs []string, isPrimary bool, plan map[string]interface{}) (c.IndexDefnId, error, bool) {
// FindIndexByName will only return valid index
if o.FindIndexByName(name, bucket) != nil {
return c.IndexDefnId(0), errors.New(fmt.Sprintf("Index %s already exist.", name)), false
}
var deferred bool = false
var wait bool = true
var nodes []string = nil
if plan != nil {
logging.Debugf("MetadataProvider:CreateIndexWithPlan(): plan %v", plan)
ns, ok := plan["nodes"].([]interface{})
if ok {
if len(ns) != 1 {
return c.IndexDefnId(0), errors.New("Create Index is allowed for one and only one node"), false
}
n, ok := ns[0].(string)
if ok {
nodes = []string{n}
} else {
return c.IndexDefnId(0),
errors.New(fmt.Sprintf("Fails to create index. Node '%v' is not valid", plan["nodes"])),
false
}
} else {
n, ok := plan["nodes"].(string)
if ok {
nodes = []string{n}
} else if _, ok := plan["nodes"]; ok {
return c.IndexDefnId(0),
errors.New(fmt.Sprintf("Fails to create index. Node '%v' is not valid", plan["nodes"])),
false
}
}
deferred2, ok := plan["defer_build"].(bool)
if !ok {
deferred_str, ok := plan["defer_build"].(string)
if ok {
var err error
deferred2, err = strconv.ParseBool(deferred_str)
if err != nil {
return c.IndexDefnId(0),
errors.New("Fails to create index. Parameter defer_build must be a boolean value of (true or false)."),
false
}
deferred = deferred2
wait = !deferred
} else if _, ok := plan["defer_build"]; ok {
return c.IndexDefnId(0),
errors.New("Fails to create index. Parameter defer_build must be a boolean value of (true or false)."),
false
}
} else {
deferred = deferred2
wait = !deferred
}
}
logging.Debugf("MetadataProvider:CreateIndex(): deferred_build %v sync %v nodes %v", deferred, wait, nodes)
watcher, err, retry := o.findWatcherWithRetry(nodes)
if err != nil {
return c.IndexDefnId(0), err, retry
}
// set the node list using indexerId
nodes = []string{string(watcher.getIndexerId())}
defnID, err := c.NewIndexDefnId()
if err != nil {
return c.IndexDefnId(0),
errors.New(fmt.Sprintf("Fails to create index. Fail to create uuid for index definition.")),
false
}
idxDefn := &c.IndexDefn{
DefnId: defnID,
Name: name,
Using: c.IndexType(using),
Bucket: bucket,
IsPrimary: isPrimary,
SecExprs: secExprs,
ExprType: c.ExprType(exprType),
PartitionScheme: c.SINGLE,
PartitionKey: partnExpr,
WhereExpr: whereExpr,
Deferred: deferred,
Nodes: nodes}
content, err := c.MarshallIndexDefn(idxDefn)
if err != nil {
return 0, err, false
}
key := fmt.Sprintf("%d", defnID)
if _, err = watcher.makeRequest(OPCODE_CREATE_INDEX, key, content); err != nil {
return defnID, err, false
}
if wait {
err := watcher.waitForEvent(defnID, []c.IndexState{c.INDEX_STATE_ACTIVE, c.INDEX_STATE_DELETED})
return defnID, err, false
}
return defnID, nil, false
}
