mig_0013_add_rule_hit_table.go

/* Copyright © 2020 Red Hat, Inc. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */
package
ocpmigrations
import
(
"database/sql"
"encoding/json"
"time"
"github.com/RedHatInsights/insights-results-aggregator/migration"
"github.com/RedHatInsights/insights-results-aggregator/types"
)
var
mig0013AddRuleHitTable
=
migration
.
Migration
{
StepUp
:
func
(
tx
*
sql
.
Tx
,
driver
types
.
DBDriver
)
error
{
_
,
err
:=
tx
.
Exec
(
` CREATE TABLE rule_hit ( org_id INTEGER NOT NULL, cluster_id VARCHAR NOT NULL, rule_fqdn VARCHAR NOT NULL, error_key VARCHAR NOT NULL, template_data VARCHAR NOT NULL, PRIMARY KEY(cluster_id, org_id, rule_fqdn, error_key) )`
)
if
err
!=
nil
{
return
err
}
_
,
err
=
tx
.
Exec
(
` DECLARE report_cursor CURSOR FOR SELECT org_id, cluster, report, reported_at, last_checked_at FROM report `
)
if
err
!=
nil
{
return
err
}
for
{
var
(
orgID
types
.
OrgID
clusterID
types
.
ClusterName
report
types
.
ClusterReport
reportedAt
time
.
Time
lastCheckedAt
time
.
Time
)
err
:=
tx
.
QueryRow
(
"FETCH NEXT FROM report_cursor"
)
.
Scan
(
&
orgID
,
&
clusterID
,
&
report
,
&
reportedAt
,
&
lastCheckedAt
)
if
err
==
sql
.
ErrNoRows
{
break
}
else
if
err
!=
nil
{
return
err
}
err
=
writeRulesFromReportToRuleHit
(
tx
,
orgID
,
clusterID
,
report
)
if
err
!=
nil
{
return
err
}
}
_
,
err
=
tx
.
Exec
(
"CLOSE report_cursor"
)
return
err
}
,
StepDown
:
func
(
tx
*
sql
.
Tx
,
driver
types
.
DBDriver
)
error
{
_
,
err
:=
tx
.
Exec
(
` DROP TABLE rule_hit `
)
return
err
}
,
}
func
writeRulesFromReportToRuleHit
(
tx
*
sql
.
Tx
,
orgID
types
.
OrgID
,
clusterID
types
.
ClusterName
,
stringReport
types
.
ClusterReport
,
)
error
{
var
report
types
.
ReportRules
err
:=
json
.
Unmarshal
(
[
]
byte
(
stringReport
)
,
&
report
)
if
err
!=
nil
{
return
err
}
for
_
,
rule
:=
range
report
.
HitRules
{
var
templateData
[
]
byte
if
templateDataStr
,
ok
:=
rule
.
TemplateData
.
(
string
)
;
ok
{
templateData
=
[
]
byte
(
templateDataStr
)
}
else
{
templateData
,
err
=
json
.
Marshal
(
rule
.
TemplateData
)
if
err
!=
nil
{
return
err
}
}
_
,
err
=
tx
.
Exec
(
` INSERT INTO rule_hit ( org_id, cluster_id, rule_fqdn, error_key, template_data ) VALUES ($1, $2, $3, $4, $5) `
,
orgID
,
clusterID
,
rule
.
Module
,
rule
.
ErrorKey
,
string
(
templateData
)
)
if
err
!=
nil
{
return
err
}
}
return
nil
}