Files
im_server/scripts/apply_hotgo_tenant_db.go
T

234 lines
8.2 KiB
Go

//go:build ignore
package main
import (
"database/sql"
"fmt"
"os"
"strings"
_ "github.com/go-sql-driver/mysql"
)
func main() {
dsn := strings.TrimPrefix(os.Getenv("IM_MYSQL_DSN"), "mysql://")
if dsn == "" {
fatal("IM_MYSQL_DSN is required")
}
db, err := sql.Open("mysql", dsn)
if err != nil {
fatal(err)
}
defer db.Close()
if err = db.Ping(); err != nil {
fatal(err)
}
statements := []string{
"CREATE DATABASE IF NOT EXISTS hotgo CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci",
`CREATE TABLE IF NOT EXISTS hotgo.im_tenant(
id BIGINT NOT NULL AUTO_INCREMENT,
code VARCHAR(64) NOT NULL,
name VARCHAR(128) NOT NULL,
tenant_desc VARCHAR(256),
db_name VARCHAR(128) NOT NULL DEFAULT '',
db_dsn VARCHAR(1024) NOT NULL DEFAULT '',
state SMALLINT NOT NULL,
created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
created_by BIGINT NOT NULL,
updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
updated_by BIGINT NOT NULL,
PRIMARY KEY(id),
UNIQUE INDEX uk_im_tenant_code(code)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci`,
`CREATE TABLE IF NOT EXISTS hotgo.im_tenant_config(
id BIGINT NOT NULL AUTO_INCREMENT,
tenant_id BIGINT NOT NULL,
max_users BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '0 means unlimited',
max_groups BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '0 means unlimited',
max_group_members INT UNSIGNED NOT NULL DEFAULT 0 COMMENT '0 means unlimited',
created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
created_by BIGINT NOT NULL,
updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
updated_by BIGINT NOT NULL,
PRIMARY KEY(id),
UNIQUE INDEX uk_im_tenant_config_tenant_id(tenant_id),
CONSTRAINT fk_im_tenant_config_tenant FOREIGN KEY(tenant_id) REFERENCES hotgo.im_tenant(id) ON DELETE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci`,
"CREATE DATABASE IF NOT EXISTS tinode CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci",
`CREATE TABLE IF NOT EXISTS tinode.im_call_records(
id BIGINT NOT NULL AUTO_INCREMENT,
call_id VARCHAR(64) NOT NULL,
topic CHAR(25) NOT NULL,
seq_id INT NOT NULL,
caller_id BIGINT NOT NULL,
callee_id BIGINT NOT NULL,
call_type VARCHAR(16) NOT NULL,
status VARCHAR(32) NOT NULL,
end_reason VARCHAR(64) NOT NULL DEFAULT '',
duration_ms BIGINT NOT NULL DEFAULT 0,
started_at DATETIME(3) NOT NULL,
accepted_at DATETIME(3),
finished_at DATETIME(3),
created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
PRIMARY KEY(id),
UNIQUE INDEX uk_im_call_records_call(call_id),
UNIQUE INDEX uk_im_call_records_topic_seq(topic, seq_id),
INDEX idx_im_call_records_caller(caller_id, id DESC),
INDEX idx_im_call_records_callee(callee_id, id DESC),
INDEX idx_im_call_records_status(status, updated_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci`,
}
for _, stmt := range statements {
if _, err = db.Exec(stmt); err != nil {
fatal(fmt.Errorf("exec failed: %s: %w", stmt, err))
}
}
for _, stmt := range []string{
"ALTER TABLE hotgo.im_tenant ADD COLUMN tenant_desc VARCHAR(256) AFTER name",
"ALTER TABLE hotgo.im_tenant ADD COLUMN db_name VARCHAR(128) NOT NULL DEFAULT '' AFTER tenant_desc",
"ALTER TABLE hotgo.im_tenant ADD COLUMN db_dsn VARCHAR(1024) NOT NULL DEFAULT '' AFTER db_name",
"ALTER TABLE tinode.im_tenant ADD COLUMN tenant_desc VARCHAR(256) AFTER name",
"ALTER TABLE tinode.im_tenant ADD COLUMN db_name VARCHAR(128) NOT NULL DEFAULT '' AFTER tenant_desc",
"ALTER TABLE tinode.im_tenant ADD COLUMN db_dsn VARCHAR(1024) NOT NULL DEFAULT '' AFTER db_name",
} {
if _, err = db.Exec(stmt); err != nil && !strings.Contains(err.Error(), "Duplicate column name") {
fatal(fmt.Errorf("exec failed: %s: %w", stmt, err))
}
}
if _, err = db.Exec(`INSERT INTO hotgo.im_tenant(code,name,tenant_desc,db_name,db_dsn,state,created_by,updated_by)
VALUES('default','Default Tenant',NULL,'tinode','',1,0,0)
ON DUPLICATE KEY UPDATE name=VALUES(name), db_name=VALUES(db_name), updated_at=CURRENT_TIMESTAMP(3)`); err != nil {
fatal(err)
}
if _, err = db.Exec(`INSERT INTO hotgo.im_tenant_config(tenant_id,max_users,max_groups,max_group_members,created_by,updated_by)
SELECT id,0,0,0,0,0 FROM hotgo.im_tenant WHERE code='default'
ON DUPLICATE KEY UPDATE updated_at=CURRENT_TIMESTAMP(3)`); err != nil {
fatal(err)
}
if _, err = db.Exec("UPDATE tinode.im_tenant SET db_name='tinode' WHERE code='default' AND (db_name='' OR db_name IS NULL)"); err != nil {
fatal(err)
}
if err = dropTenantIDColumns(db, "tinode"); err != nil {
fatal(err)
}
var code, dbName string
var state int
if err = db.QueryRow("SELECT code, db_name, state FROM hotgo.im_tenant WHERE code='default'").Scan(&code, &dbName, &state); err != nil {
fatal(err)
}
fmt.Printf("hotgo.im_tenant default: code=%s db_name=%s state=%d\n", code, dbName, state)
var columnCount int
if err = db.QueryRow(`SELECT COUNT(*) FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA='tinode' AND TABLE_NAME='im_tenant' AND COLUMN_NAME IN ('tenant_desc','db_name','db_dsn')`).Scan(&columnCount); err != nil {
fatal(err)
}
fmt.Printf("tinode.im_tenant routing columns: %d/3\n", columnCount)
rows, err := db.Query(`SELECT table_name FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA='tinode' AND COLUMN_NAME='tenant_id'
ORDER BY table_name`)
if err != nil {
fatal(err)
}
defer rows.Close()
var tables []string
for rows.Next() {
var table string
if err = rows.Scan(&table); err != nil {
fatal(err)
}
tables = append(tables, table)
}
if err = rows.Err(); err != nil {
fatal(err)
}
if len(tables) == 0 {
fmt.Println("tinode tenant_id columns: none")
} else {
fmt.Printf("tinode tenant_id columns: %s\n", strings.Join(tables, ","))
}
}
func fatal(v any) {
fmt.Fprintln(os.Stderr, v)
os.Exit(1)
}
func dropTenantIDColumns(db *sql.DB, schema string) error {
fks, err := queryPairs(db, `SELECT DISTINCT table_name, constraint_name
FROM information_schema.KEY_COLUMN_USAGE
WHERE TABLE_SCHEMA=? AND COLUMN_NAME='tenant_id' AND REFERENCED_TABLE_NAME IS NOT NULL`,
schema)
if err != nil {
return err
}
for _, fk := range fks {
if _, err = db.Exec("ALTER TABLE " + quoteIdent(schema) + "." + quoteIdent(fk[0]) + " DROP FOREIGN KEY " + quoteIdent(fk[1])); err != nil {
return fmt.Errorf("drop foreign key %s.%s: %w", fk[0], fk[1], err)
}
}
indexes, err := queryPairs(db, `SELECT DISTINCT table_name, index_name
FROM information_schema.STATISTICS
WHERE TABLE_SCHEMA=? AND COLUMN_NAME='tenant_id' AND INDEX_NAME<>'PRIMARY'`,
schema)
if err != nil {
return err
}
for _, idx := range indexes {
if _, err = db.Exec("ALTER TABLE " + quoteIdent(schema) + "." + quoteIdent(idx[0]) + " DROP INDEX " + quoteIdent(idx[1])); err != nil {
return fmt.Errorf("drop index %s.%s: %w", idx[0], idx[1], err)
}
}
rows, err := db.Query(`SELECT table_name FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA=? AND COLUMN_NAME='tenant_id'
ORDER BY table_name`, schema)
if err != nil {
return err
}
defer rows.Close()
var tables []string
for rows.Next() {
var table string
if err = rows.Scan(&table); err != nil {
return err
}
tables = append(tables, table)
}
if err = rows.Err(); err != nil {
return err
}
for _, table := range tables {
if _, err = db.Exec("ALTER TABLE " + quoteIdent(schema) + "." + quoteIdent(table) + " DROP COLUMN tenant_id"); err != nil {
return fmt.Errorf("drop column %s.tenant_id: %w", table, err)
}
}
return nil
}
func queryPairs(db *sql.DB, query string, args ...any) ([][2]string, error) {
rows, err := db.Query(query, args...)
if err != nil {
return nil, err
}
defer rows.Close()
var pairs [][2]string
for rows.Next() {
var first, second string
if err = rows.Scan(&first, &second); err != nil {
return nil, err
}
pairs = append(pairs, [2]string{first, second})
}
return pairs, rows.Err()
}
func quoteIdent(name string) string {
return "`" + strings.ReplaceAll(name, "`", "``") + "`"
}