/
postdata.go
189 lines (170 loc) · 7.66 KB
/
postdata.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
package backup
/*
* This file contains structs and functions related to backing up "post-data" metadata
* on the coordinator, which is any metadata that needs to be restored after data is
* restored, such as indexes and rules.
*/
import (
"strings"
"github.com/greenplum-db/gp-common-go-libs/gplog"
"github.com/greenplum-db/gpbackup/toc"
"github.com/greenplum-db/gpbackup/utils"
"github.com/pkg/errors"
)
func PrintCreateIndexStatements(metadataFile *utils.FileWithByteCount, objToc *toc.TOC, indexes []IndexDefinition, indexMetadata MetadataMap) {
for _, index := range indexes {
start := metadataFile.ByteCount
if !index.SupportsConstraint {
section, entry := index.GetMetadataEntry()
metadataFile.MustPrintf("\n\n%s;", index.Def.String)
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
// Start INDEX metadata
entry.ReferenceObject = index.FQN()
entry.ObjectType = "INDEX METADATA"
if index.Tablespace != "" {
start := metadataFile.ByteCount
metadataFile.MustPrintf("\nALTER INDEX %s SET TABLESPACE %s;", index.FQN(), index.Tablespace)
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
}
if index.ParentIndexFQN != "" && connectionPool.Version.AtLeast("7") {
start := metadataFile.ByteCount
metadataFile.MustPrintf("\nALTER INDEX %s ATTACH PARTITION %s;", index.ParentIndexFQN, index.FQN())
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
}
tableFQN := utils.MakeFQN(index.OwningSchema, index.OwningTable)
if index.IsClustered {
start := metadataFile.ByteCount
metadataFile.MustPrintf("\nALTER TABLE %s CLUSTER ON %s;", tableFQN, index.Name)
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
}
if index.IsReplicaIdentity {
start := metadataFile.ByteCount
metadataFile.MustPrintf("\nALTER TABLE %s REPLICA IDENTITY USING INDEX %s;", tableFQN, index.Name)
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
}
if index.StatisticsColumns != "" && index.StatisticsValues != "" {
cols := strings.Split(index.StatisticsColumns, ",")
vals := strings.Split(index.StatisticsValues, ",")
if len(cols) != len(vals) {
gplog.Fatal(errors.Errorf("Index StatisticsColumns(%d) and StatisticsValues(%d) count don't match\n", len(cols), len(vals)), "")
}
for i := 0; i < len(cols); i++ {
start := metadataFile.ByteCount
metadataFile.MustPrintf("\nALTER INDEX %s ALTER COLUMN %s SET STATISTICS %s;", index.FQN(), cols[i], vals[i])
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
}
}
}
PrintObjectMetadata(metadataFile, objToc, indexMetadata[index.GetUniqueID()], index, "", []uint32{0, 0})
}
}
func PrintCreateRuleStatements(metadataFile *utils.FileWithByteCount, objToc *toc.TOC, rules []RuleDefinition, ruleMetadata MetadataMap) {
for _, rule := range rules {
start := metadataFile.ByteCount
metadataFile.MustPrintf("\n\n%s", rule.Def.String)
section, entry := rule.GetMetadataEntry()
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
tableFQN := utils.MakeFQN(rule.OwningSchema, rule.OwningTable)
PrintObjectMetadata(metadataFile, objToc, ruleMetadata[rule.GetUniqueID()], rule, tableFQN, []uint32{0, 0})
}
}
func PrintCreateTriggerStatements(metadataFile *utils.FileWithByteCount, objToc *toc.TOC, triggers []TriggerDefinition, triggerMetadata MetadataMap) {
for _, trigger := range triggers {
start := metadataFile.ByteCount
metadataFile.MustPrintf("\n\n%s;", trigger.Def.String)
section, entry := trigger.GetMetadataEntry()
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
tableFQN := utils.MakeFQN(trigger.OwningSchema, trigger.OwningTable)
PrintObjectMetadata(metadataFile, objToc, triggerMetadata[trigger.GetUniqueID()], trigger, tableFQN, []uint32{0, 0})
}
}
func PrintCreateEventTriggerStatements(metadataFile *utils.FileWithByteCount, objToc *toc.TOC, eventTriggers []EventTrigger, eventTriggerMetadata MetadataMap) {
for _, eventTrigger := range eventTriggers {
start := metadataFile.ByteCount
section, entry := eventTrigger.GetMetadataEntry()
metadataFile.MustPrintf("\n\nCREATE EVENT TRIGGER %s\nON %s", eventTrigger.Name, eventTrigger.Event)
if eventTrigger.EventTags != "" {
metadataFile.MustPrintf("\nWHEN TAG IN (%s)", eventTrigger.EventTags)
}
if connectionPool.Version.AtLeast("7") {
metadataFile.MustPrintf("\nEXECUTE FUNCTION %s();", eventTrigger.FunctionName)
} else {
metadataFile.MustPrintf("\nEXECUTE PROCEDURE %s();", eventTrigger.FunctionName)
}
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
// Start EVENT TRIGGER metadata
entry.ReferenceObject = eventTrigger.Name
entry.ObjectType = toc.OBJ_EVENT_TRIGGER + " METADATA"
if eventTrigger.Enabled != "O" {
var enableOption string
switch eventTrigger.Enabled {
case "D":
enableOption = "DISABLE"
case "A":
enableOption = "ENABLE ALWAYS"
case "R":
enableOption = "ENABLE REPLICA"
default:
enableOption = "ENABLE"
}
start := metadataFile.ByteCount
metadataFile.MustPrintf("\nALTER EVENT TRIGGER %s %s;", eventTrigger.Name, enableOption)
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
}
PrintObjectMetadata(metadataFile, objToc, eventTriggerMetadata[eventTrigger.GetUniqueID()], eventTrigger, "", []uint32{0, 0})
}
}
func PrintCreatePolicyStatements(metadataFile *utils.FileWithByteCount, objToc *toc.TOC, policies []RLSPolicy, policyMetadata MetadataMap) {
for _, policy := range policies {
start := metadataFile.ByteCount
section, entry := policy.GetMetadataEntry()
tableFQN := utils.MakeFQN(policy.Schema, policy.Table)
metadataFile.MustPrintf("\n\nALTER TABLE %s ENABLE ROW LEVEL SECURITY;", tableFQN)
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
permissiveOption := ""
if policy.Permissive == "false" {
permissiveOption = " AS RESTRICTIVE"
}
cmdOption := ""
if policy.Cmd != "" {
switch policy.Cmd {
case "*":
cmdOption = ""
case "r":
cmdOption = " FOR SELECT"
case "a":
cmdOption = " FOR INSERT"
case "w":
cmdOption = " FOR UPDATE"
case "d":
cmdOption = " FOR DELETE"
default:
gplog.Fatal(errors.Errorf("Unexpected policy command: expected '*|r|a|w|d' got '%s'\n", policy.Cmd), "")
}
}
start = metadataFile.ByteCount
metadataFile.MustPrintf("\nCREATE POLICY %s\nON %s%s%s", policy.Name, tableFQN, permissiveOption, cmdOption)
if policy.Roles != "" {
metadataFile.MustPrintf("\n TO %s", policy.Roles)
}
if policy.Qual != "" {
metadataFile.MustPrintf("\n USING (%s)", policy.Qual)
}
if policy.WithCheck != "" {
metadataFile.MustPrintf("\n WITH CHECK (%s)", policy.WithCheck)
}
metadataFile.MustPrintf(";\n")
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
PrintObjectMetadata(metadataFile, objToc, policyMetadata[policy.GetUniqueID()], policy, "", []uint32{0, 0})
}
}
func PrintCreateExtendedStatistics(metadataFile *utils.FileWithByteCount, objToc *toc.TOC, statExtObjects []StatisticExt, statMetadata MetadataMap) {
for _, stat := range statExtObjects {
start := metadataFile.ByteCount
metadataFile.MustPrintln()
metadataFile.MustPrintf("\n%s;", stat.Definition)
section, entry := stat.GetMetadataEntry()
objToc.AddMetadataEntry(section, entry, start, metadataFile.ByteCount, []uint32{0, 0})
PrintObjectMetadata(metadataFile, objToc, statMetadata[stat.GetUniqueID()], stat, "", []uint32{0, 0})
}
}