pgadmin3/slony/slSet.cpp
2020-07-07 22:19:12 +05:00

565 lines
14 KiB
C++

//////////////////////////////////////////////////////////////////////////
//
// pgAdmin III - PostgreSQL Tools
//
// Copyright (C) 2002 - 2016, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
// slSet.cpp PostgreSQL Slony-I Set
//
//////////////////////////////////////////////////////////////////////////
// wxWindows headers
#include <wx/wx.h>
// App headers
#include "pgAdmin3.h"
#include "utils/misc.h"
#include "schema/pgObject.h"
#include "slony/dlgRepSet.h"
#include "slony/slSet.h"
#include "slony/slCluster.h"
#include "slony/slNode.h"
#include "slony/slSequence.h"
#include "slony/slTable.h"
#include "slony/slSubscription.h"
#include "frm/frmMain.h"
slSet::slSet(slCluster *cl, const wxString &newName)
: slObject(cl, setFactory, newName)
{
}
int slSet::GetIconId()
{
if (GetOriginId() == GetCluster()->GetLocalNodeID())
return setFactory.GetExportedIconId();
else
return setFactory.GetIconId();
}
wxMenu *slSet::GetNewMenu()
{
wxMenu *menu = pgObject::GetNewMenu();
if (GetOriginId() == GetCluster()->GetLocalNodeID())
{
slSequenceFactory.AppendMenu(menu);
slTableFactory.AppendMenu(menu);
}
slsubscriptionFactory.AppendMenu(menu);
return menu;
}
bool slSet::DropObject(wxFrame *frame, ctlTree *browser, bool cascaded)
{
return GetDatabase()->ExecuteVoid(
wxT("SELECT ") + GetCluster()->GetSchemaPrefix()
+ wxT("dropset(") + NumToStr(GetSlId()) + wxT(");\n"));
}
wxString slSet::GetTranslatedMessage(int kindOfMessage) const
{
wxString message = wxEmptyString;
switch (kindOfMessage)
{
case RETRIEVINGDETAILS:
message = _("Retrieving details on Slony set");
message += wxT(" ") + GetName();
break;
case REFRESHINGDETAILS:
message = _("Refreshing Slony set");
message += wxT(" ") + GetName();
break;
case DROPINCLUDINGDEPS:
message = wxString::Format(_("Are you sure you wish to drop Slony set \"%s\" including all objects that depend on it?"),
GetFullIdentifier().c_str());
break;
case DROPEXCLUDINGDEPS:
message = wxString::Format(_("Are you sure you wish to drop Slony set \"%s\"?"),
GetFullIdentifier().c_str());
break;
case DROPCASCADETITLE:
message = _("Drop Slony set cascaded?");
break;
case DROPTITLE:
message = _("Drop Slony set?");
break;
case PROPERTIESREPORT:
message = _("Slony set properties report");
message += wxT(" - ") + GetName();
break;
case PROPERTIES:
message = _("Slony set properties");
break;
case DDLREPORT:
message = _("Slony set DDL report");
message += wxT(" - ") + GetName();
break;
case DDL:
message = _("Slony set DDL");
break;
case DEPENDENCIESREPORT:
message = _("Slony set dependencies report");
message += wxT(" - ") + GetName();
break;
case DEPENDENCIES:
message = _("Slony set dependencies");
break;
case DEPENDENTSREPORT:
message = _("Slony set dependents report");
message += wxT(" - ") + GetName();
break;
case DEPENDENTS:
message = _("Slony set dependents");
break;
}
return message;
}
wxString slSet::GetSql(ctlTree *browser)
{
if (sql.IsNull())
{
sql = wxT("-- Create replication set ") + GetName() + wxT(".\n\n")
wxT("SELECT ") + GetCluster()->GetSchemaPrefix() + wxT("storeset(")
+ NumToStr(GetSlId()) + wxT(", ")
+ qtDbString(GetComment()) + wxT(");\n");
}
return sql;
}
void slSet::ShowDependencies(frmMain *form, ctlListView *list, const wxString &wh)
{
list->ClearAll();
list->AddColumn(_("Type"), 60);
list->AddColumn(_("Name"), 100);
list->AddColumn(_("Comment"), 200);
wxString where;
if (wh.IsEmpty())
where = wxT(" WHERE set_id=") + NumToStr(GetSlId());
else
where = wh;
pgSet *set = GetDatabase()->ExecuteSet(
wxT("SELECT relkind, nspname, relname, id, comment\n")
wxT(" FROM pg_class cl\n")
wxT(" JOIN pg_namespace nsp ON nsp.oid=cl.relnamespace\n")
wxT(" JOIN (\n")
wxT(" SELECT tab_id AS id, tab_reloid AS oid, tab_altered AS altered, tab_comment AS comment\n")
wxT(" FROM ") + GetCluster()->GetSchemaPrefix() + wxT("sl_table t\n")
wxT(" JOIN ") + GetCluster()->GetSchemaPrefix() + wxT("sl_set s ON tab_set=set_id ") + where + wxT("\n")
wxT(" UNION\n")
wxT(" SELECT seq_id, seq_reloid, NULL, seq_comment\n")
wxT(" FROM ") + GetCluster()->GetSchemaPrefix() + wxT("sl_sequence t\n")
wxT(" JOIN ") + GetCluster()->GetSchemaPrefix() + wxT("sl_set s ON seq_set=set_id ") + where + wxT("\n")
wxT(" ) AS set ON set.oid=cl.oid"));
if (set)
{
while (!set->Eof())
{
wxString name = set->GetVal(wxT("nspname")) + wxT(".") + set->GetVal(wxT("relname"));
wxString typestr = set->GetVal(wxT("relkind"));
wxString comment = set->GetVal(wxT("comment"));
wxString typname;
int icon = -1;
switch ( (wxChar)typestr.c_str()[0])
{
case 'S':
typname = _("Sequence");
icon = -1;
break;
case 'r':
typname = _("Table");
icon = -1;
break;
}
list->AppendItem(icon, typname, name, comment);
set->MoveNext();
}
delete set;
}
}
wxString slSet::GetLockXXID()
{
return GetConnection()->ExecuteScalar(
wxT("SELECT set_locked FROM ")
+ GetCluster()->GetSchemaPrefix() + wxT("sl_set\n")
wxT(" WHERE set_id=") + NumToStr(GetSlId()));
}
bool slSet::Lock()
{
return GetConnection()->ExecuteVoid(wxT("SELECT ") + GetCluster()->GetSchemaPrefix()
+ wxT("lockSet(") + NumToStr(GetSlId()) + wxT(");"));
}
bool slSet::Unlock()
{
return GetConnection()->ExecuteVoid(wxT("SELECT ") + GetCluster()->GetSchemaPrefix()
+ wxT("unlockSet(") + NumToStr(GetSlId()) + wxT(");"));
}
bool slSet::CanDrop()
{
if (GetMetaType() != SLM_SUBSCRIPTION)
return !GetSubscriptionCount() && GetOriginId() == GetCluster()->GetLocalNodeID();
else
return GetOriginId() != GetCluster()->GetLocalNodeID();
}
void slSet::ShowDependents(frmMain *form, ctlListView *referencedBy, const wxString &wh)
{
}
void slSet::ShowTreeDetail(ctlTree *browser, frmMain *form, ctlListView *properties, ctlSQLBox *sqlPane)
{
if (!expandedKids)
{
expandedKids = true;
browser->RemoveDummyChild(this);
// Log
wxLogInfo(wxT("Adding child object to set %s"), GetIdentifier().c_str());
if (GetOriginId() == GetCluster()->GetLocalNodeID())
{
browser->AppendCollection(this, slSequenceFactory);
browser->AppendCollection(this, slTableFactory);
}
browser->AppendCollection(this, slsubscriptionFactory);
}
if (properties)
{
CreateListColumns(properties);
properties->AppendItem(_("Name"), GetName());
properties->AppendItem(_("ID"), GetSlId());
properties->AppendItem(_("Origin ID"), GetOriginId());
properties->AppendItem(_("Origin Node"), GetOriginNode());
properties->AppendItem(_("Subscriptions"), GetSubscriptionCount());
wxString lockXXID = GetLockXXID();
if (!lockXXID.IsEmpty())
properties->AppendItem(_("Lock XXID"), lockXXID);
properties->AppendItem(_("Comment"), firstLineOnly(GetComment()));
}
}
pgObject *slSet::Refresh(ctlTree *browser, const wxTreeItemId item)
{
pgObject *set = 0;
pgCollection *coll = browser->GetParentCollection(item);
if (coll)
set = setFactory.CreateObjects(coll, 0, wxT(" WHERE set_id=") + NumToStr(GetSlId()) + wxT("\n"));
return set;
}
pgObject *slSetFactory::CreateObjects(pgCollection *coll, ctlTree *browser, const wxString &restriction)
{
slSet *set = 0;
slObjCollection *collection = (slObjCollection *)coll;
wxString prefix = collection->GetCluster()->GetSchemaPrefix();
pgSet *sets = collection->GetDatabase()->ExecuteSet(
wxT("SELECT set_id, set_origin, no_comment, set_comment,\n")
wxT(" (SELECT COUNT(1) FROM ") + prefix + wxT("sl_subscribe where sub_set=set_id) AS subcount\n")
wxT(" FROM ") + prefix + wxT("sl_set\n")
wxT(" JOIN ") + prefix + wxT("sl_node ON set_origin=no_id\n")
+ restriction +
wxT(" ORDER BY set_id"));
if (sets)
{
while (!sets->Eof())
{
set = new slSet(collection->GetCluster(), sets->GetVal(wxT("set_comment")).BeforeFirst('\n'));
set->iSetSlId(sets->GetLong(wxT("set_id")));
set->iSetOriginId(sets->GetLong(wxT("set_origin")));
set->iSetOriginNode(sets->GetVal(wxT("no_comment")));
set->iSetSubscriptionCount(sets->GetLong(wxT("subcount")));
set->iSetComment(sets->GetVal(wxT("set_comment")));
if (browser)
{
browser->AppendObject(coll, set);
sets->MoveNext();
}
else
break;
}
delete sets;
}
return set;
}
wxString slSetCollection::GetTranslatedMessage(int kindOfMessage) const
{
wxString message = wxEmptyString;
switch (kindOfMessage)
{
case RETRIEVINGDETAILS:
message = _("Retrieving details on Slony sets");
break;
case REFRESHINGDETAILS:
message = _("Refreshing Slony sets");
break;
case OBJECTSLISTREPORT:
message = _("Slony sets list report");
break;
}
return message;
}
//////////////////////////////////////////////////
#include "images/slset.pngc"
#include "images/slset2.pngc"
#include "images/slsets.pngc"
slSetFactory::slSetFactory()
: slObjFactory(__("Set"), __("New Replication Set"), __("Create a new Replication Set."), slset2_png_img)
{
exportedIconId = addIcon(slset_png_img);
metaType = SLM_SET;
}
pgCollection *slSetFactory::CreateCollection(pgObject *obj)
{
return new slSetCollection(GetCollectionFactory(), (slCluster *)obj);
}
slSetObject::slSetObject(slSet *s, pgaFactory &factory, const wxString &newName)
: slObject(s->GetCluster(), factory, newName)
{
set = s;
}
bool slSetObject::CanDrop()
{
if (GetMetaType() != SLM_SUBSCRIPTION)
return !set->GetSubscriptionCount() && set->GetOriginId() == GetCluster()->GetLocalNodeID();
else
{
if (GetCluster()->ClusterMinimumVersion(1, 1))
return (set->GetOriginId() == GetCluster()->GetLocalNodeID() || ((slSubscription *)this)->GetForward());
else
return set->GetOriginId() != GetCluster()->GetLocalNodeID();
}
}
bool slSetObject::CanCreate()
{
if (GetMetaType() != SLM_SUBSCRIPTION)
return !set->GetSubscriptionCount() && set->GetOriginId() == GetCluster()->GetLocalNodeID();
else
{
if (GetCluster()->ClusterMinimumVersion(1, 1))
return (set->GetOriginId() == GetCluster()->GetLocalNodeID() || ((slSubscription *)this)->GetForward());
else
return set->GetOriginId() != GetCluster()->GetLocalNodeID();
}
}
slSetObjCollection::slSetObjCollection(pgaFactory *factory, slSet *_set)
: slObjCollection(factory, _set->GetCluster())
{
set = _set;
subscription = 0;
iSetSlId(set->GetSlId());
}
bool slSetObjCollection::CanCreate()
{
switch (GetMetaType())
{
case SLM_SUBSCRIPTION:
if (GetCluster()->ClusterMinimumVersion(1, 1))
return (set->GetOriginId() == GetCluster()->GetLocalNodeID() || ((slSubscription *)this)->GetForward());
else
return set->GetOriginId() != GetCluster()->GetLocalNodeID();
case SLM_TABLE:
case SLM_SEQUENCE:
if (set->GetSubscriptionCount())
return false;
else
return set->GetOriginId() == GetCluster()->GetLocalNodeID();
default:
return false;
}
}
pgCollection *slSetObjFactory::CreateCollection(pgObject *obj)
{
return new slSetObjCollection(GetCollectionFactory(), (slSet *)obj);
}
slSetFactory setFactory;
static pgaCollectionFactory cf(&setFactory, __("Replication Sets"), slsets_png_img);
////////////////////////////////////////////////////////////
slonyMergeSetFactory::slonyMergeSetFactory(menuFactoryList *list, wxMenu *mnu, ctlMenuToolbar *toolbar) : contextActionFactory(list)
{
mnu->Append(id, _("Merge Set"), _("Merge two replication sets."));
}
wxWindow *slonyMergeSetFactory::StartDialog(frmMain *form, pgObject *obj)
{
dlgProperty *dlg = new dlgRepSetMerge(&setFactory, form, (slSet *)obj);
dlg->InitDialog(form, obj);
dlg->CreateAdditionalPages();
dlg->Go(false);
dlg->CheckChange();
return 0;
}
bool slonyMergeSetFactory::CheckEnable(pgObject *obj)
{
if (!obj || !obj->IsCreatedBy(setFactory))
return false;
slSet *set = (slSet *)obj;
return set->GetOriginId() == set->GetCluster()->GetLocalNodeID();
}
/////////////////////////////
slonyLockSetFactory::slonyLockSetFactory(menuFactoryList *list, wxMenu *mnu, ctlMenuToolbar *toolbar) : contextActionFactory(list)
{
mnu->Append(id, _("Lock Set"), _("Lock a replication set against updates."));
}
wxWindow *slonyLockSetFactory::StartDialog(frmMain *form, pgObject *obj)
{
slSet *set = (slSet *)obj;
if (set->GetCluster()->GetLocalNode(form->GetBrowser())->CheckAcksAndContinue(form))
{
if (set->Lock())
form->Refresh(set);
}
return 0;
}
bool slonyLockSetFactory::CheckEnable(pgObject *obj)
{
if (!obj || !obj->IsCreatedBy(setFactory))
return false;
slSet *set = (slSet *)obj;
return set->GetOriginId() == set->GetCluster()->GetLocalNodeID() && set->GetLockXXID().IsEmpty();
}
/////////////////////////////
slonyUnlockSetFactory::slonyUnlockSetFactory(menuFactoryList *list, wxMenu *mnu, ctlMenuToolbar *toolbar) : contextActionFactory(list)
{
mnu->Append(id, _("Unlock Set"), _("Unlock a replication set and re-allow updates."));
}
wxWindow *slonyUnlockSetFactory::StartDialog(frmMain *form, pgObject *obj)
{
slSet *set = (slSet *)obj;
if (set->GetCluster()->GetLocalNode(form->GetBrowser())->CheckAcksAndContinue(form))
{
if (set->Unlock())
form->Refresh(set);
}
return 0;
}
bool slonyUnlockSetFactory::CheckEnable(pgObject *obj)
{
if (!obj || !obj->IsCreatedBy(setFactory))
return false;
slSet *set = (slSet *)obj;
return set->GetOriginId() == set->GetCluster()->GetLocalNodeID() && !set->GetLockXXID().IsEmpty();
}
////////////////////////////////
slonyMoveSetFactory::slonyMoveSetFactory(menuFactoryList *list, wxMenu *mnu, ctlMenuToolbar *toolbar) : contextActionFactory(list)
{
mnu->Append(id, _("Move Set"), _("Move replication set to different node"));
}
wxWindow *slonyMoveSetFactory::StartDialog(frmMain *form, pgObject *obj)
{
dlgProperty *dlg = new dlgRepSetMove(&setFactory, form, (slSet *)obj);
dlg->InitDialog(form, obj);
dlg->CreateAdditionalPages();
dlg->Go(false);
dlg->CheckChange();
return 0;
}
bool slonyMoveSetFactory::CheckEnable(pgObject *obj)
{
if (!obj || ! obj->IsCreatedBy(setFactory))
return false;
slSet *set = (slSet *)obj;
return set->GetOriginId() == set->GetCluster()->GetLocalNodeID() && !set->GetLockXXID().IsEmpty();
}