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datasource_mig.go
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datasource_mig.go
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package migrations
import . "github.com/grafana/grafana/pkg/services/sqlstore/migrator"
func addDataSourceMigration(mg *Migrator) {
var tableV1 = Table{
Name: "data_source",
Columns: []*Column{
{Name: "id", Type: DB_BigInt, IsPrimaryKey: true, IsAutoIncrement: true},
{Name: "account_id", Type: DB_BigInt, Nullable: false},
{Name: "version", Type: DB_Int, Nullable: false},
{Name: "type", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "name", Type: DB_NVarchar, Length: 190, Nullable: false},
{Name: "access", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "url", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "password", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "user", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "database", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "basic_auth", Type: DB_Bool, Nullable: false},
{Name: "basic_auth_user", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "basic_auth_password", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "is_default", Type: DB_Bool, Nullable: false},
{Name: "created", Type: DB_DateTime, Nullable: false},
{Name: "updated", Type: DB_DateTime, Nullable: false},
},
Indices: []*Index{
{Cols: []string{"account_id"}},
{Cols: []string{"account_id", "name"}, Type: UniqueIndex},
},
}
mg.AddMigration("create data_source table", NewAddTableMigration(tableV1))
mg.AddMigration("add index data_source.account_id", NewAddIndexMigration(tableV1, tableV1.Indices[0]))
mg.AddMigration("add unique index data_source.account_id_name", NewAddIndexMigration(tableV1, tableV1.Indices[1]))
// ---------------------
// account -> org changes
// drop v1 indices
addDropAllIndicesMigrations(mg, "v1", tableV1)
// rename table
addTableRenameMigration(mg, "data_source", "data_source_v1", "v1")
// new table
var tableV2 = Table{
Name: "data_source",
Columns: []*Column{
{Name: "id", Type: DB_BigInt, IsPrimaryKey: true, IsAutoIncrement: true},
{Name: "org_id", Type: DB_BigInt, Nullable: false},
{Name: "version", Type: DB_Int, Nullable: false},
{Name: "type", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "name", Type: DB_NVarchar, Length: 190, Nullable: false},
{Name: "access", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "url", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "password", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "user", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "database", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "basic_auth", Type: DB_Bool, Nullable: false},
{Name: "basic_auth_user", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "basic_auth_password", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "is_default", Type: DB_Bool, Nullable: false},
{Name: "json_data", Type: DB_Text, Nullable: true},
{Name: "created", Type: DB_DateTime, Nullable: false},
{Name: "updated", Type: DB_DateTime, Nullable: false},
},
Indices: []*Index{
{Cols: []string{"org_id"}},
{Cols: []string{"org_id", "name"}, Type: UniqueIndex},
},
}
// create v2 table
mg.AddMigration("create data_source table v2", NewAddTableMigration(tableV2))
// add v2 indíces
addTableIndicesMigrations(mg, "v2", tableV2)
//------- copy data from v1 to v2 -------------------
mg.AddMigration("copy data_source v1 to v2", NewCopyTableDataMigration("data_source", "data_source_v1", map[string]string{
"id": "id",
"org_id": "account_id",
"version": "version",
"type": "type",
"name": "name",
"access": "access",
"url": "url",
"user": "user",
"password": "password",
"database": "database",
"basic_auth": "basic_auth",
"basic_auth_user": "basic_auth_user",
"basic_auth_password": "basic_auth_password",
"is_default": "is_default",
"created": "created",
"updated": "updated",
}))
mg.AddMigration("Drop old table data_source_v1 #2", NewDropTableMigration("data_source_v1"))
// add column to activate withCredentials option
mg.AddMigration("Add column with_credentials", NewAddColumnMigration(tableV2, &Column{
Name: "with_credentials", Type: DB_Bool, Nullable: false, Default: "0",
}))
// add column that can store TLS client auth data
mg.AddMigration("Add secure json data column", NewAddColumnMigration(tableV2, &Column{
Name: "secure_json_data", Type: DB_Text, Nullable: true,
}))
mg.AddMigration("Update data_source table charset", NewTableCharsetMigration(tableV2.Name, []*Column{
{Name: "type", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "name", Type: DB_NVarchar, Length: 190, Nullable: false},
{Name: "access", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "url", Type: DB_NVarchar, Length: 255, Nullable: false},
{Name: "password", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "user", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "database", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "basic_auth_user", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "basic_auth_password", Type: DB_NVarchar, Length: 255, Nullable: true},
{Name: "json_data", Type: DB_Text, Nullable: true},
{Name: "secure_json_data", Type: DB_Text, Nullable: true},
}))
const setVersionToOneWhereZero = `UPDATE data_source SET version = 1 WHERE version = 0`
mg.AddMigration("Update initial version to 1", NewRawSqlMigration(setVersionToOneWhereZero))
mg.AddMigration("Add read_only data column", NewAddColumnMigration(tableV2, &Column{
Name: "read_only", Type: DB_Bool, Nullable: true,
}))
const migrateLoggingToLoki = `UPDATE data_source SET type = 'loki' WHERE type = 'logging'`
mg.AddMigration("Migrate logging ds to loki ds", NewRawSqlMigration(migrateLoggingToLoki))
}