cc-4227: added new upgrade scripts
This commit is contained in:
Rudi Grinberg
parent
48ae4a578f
commit
c43e1b3b5e
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<?php
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/* This class deals with any modifications to config files in /etc/airtime
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* as well as backups. All functions other than start() should be marked
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* as private. */
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class AirtimeConfigFileUpgrade{
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public static function start(){
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echo "* Updating configFiles".PHP_EOL;
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self::task0();
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}
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private static function task0(){
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UpgradeCommon::upgradeConfigFiles();
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}
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}
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<?php
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/* All functions other than start() should be marked as
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* private.
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*/
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class AirtimeDatabaseUpgrade{
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public static function start($p_dbValues){
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echo "* Updating Database".PHP_EOL;
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self::task0($p_dbValues);
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echo " * Complete".PHP_EOL;
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}
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private static function task0($p_dbValues){
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$username = $p_dbValues['database']['dbuser'];
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$password = $p_dbValues['database']['dbpass'];
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$host = $p_dbValues['database']['host'];
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$database = $p_dbValues['database']['dbname'];
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$dir = __DIR__;
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passthru("export PGPASSWORD=$password && psql -h $host -U $username -q -f $dir/data/upgrade.sql $database 2>&1 | grep -v \"will create implicit index\"");
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}
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}
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<?php
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require_once 'DbUpgrade.php';
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require_once 'ConfFileUpgrade.php';
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require_once 'common/UpgradeCommon.php';
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$filename = "/etc/airtime/airtime.conf";
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$values = parse_ini_file($filename, true);
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AirtimeConfigFileUpgrade::start();
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AirtimeDatabaseUpgrade::start($values);
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<?php
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/* These are helper functions that are common to each upgrade such as
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* creating connections to a database, backing up config files etc.
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*/
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class UpgradeCommon{
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const CONF_FILE_AIRTIME = "/etc/airtime/airtime.conf";
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const CONF_FILE_PYPO = "/etc/airtime/pypo.cfg";
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const CONF_FILE_LIQUIDSOAP = "/etc/airtime/liquidsoap.cfg";
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const CONF_FILE_MEDIAMONITOR = "/etc/airtime/media-monitor.cfg";
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const CONF_FILE_API_CLIENT = "/etc/airtime/api_client.cfg";
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const CONF_PYPO_GRP = "pypo";
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const CONF_WWW_DATA_GRP = "www-data";
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const CONF_BACKUP_SUFFIX = "220";
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const VERSION_NUMBER = "2.2.0";
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public static function SetDefaultTimezone()
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{
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$sql = "SELECT valstr from cc_pref WHERE keystr = 'timezone'";
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$result = self::queryDb($sql);
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$timezone = $result->fetchColumn();
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date_default_timezone_set($timezone);
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}
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public static function connectToDatabase($p_exitOnError = true)
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{
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try {
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$con = Propel::getConnection();
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} catch (Exception $e) {
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echo $e->getMessage().PHP_EOL;
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echo "Database connection problem.".PHP_EOL;
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echo "Check if database exists with corresponding permissions.".PHP_EOL;
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if ($p_exitOnError) {
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exit(1);
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}
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return false;
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}
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return true;
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}
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public static function DbTableExists($p_name)
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{
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$con = Propel::getConnection();
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try {
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$sql = "SELECT * FROM ".$p_name." LIMIT 1";
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$con->query($sql);
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} catch (PDOException $e){
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return false;
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}
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return true;
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}
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private static function GetAirtimeSrcDir()
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{
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return __DIR__."/../../../../airtime_mvc";
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}
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public static function MigrateTablesToVersion($dir, $version)
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{
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echo "Upgrading database, may take several minutes, please wait".PHP_EOL;
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$appDir = self::GetAirtimeSrcDir();
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$command = "php --php-ini $dir/../../airtime-php.ini ".
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"$appDir/library/doctrine/migrations/doctrine-migrations.phar ".
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"--configuration=$dir/common/migrations.xml ".
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"--db-configuration=$appDir/library/doctrine/migrations/migrations-db.php ".
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"--no-interaction migrations:migrate $version";
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system($command);
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}
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public static function BypassMigrations($dir, $version)
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{
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$appDir = self::GetAirtimeSrcDir();
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$command = "php --php-ini $dir/../../airtime-php.ini ".
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"$appDir/library/doctrine/migrations/doctrine-migrations.phar ".
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"--configuration=$dir/common/migrations.xml ".
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"--db-configuration=$appDir/library/doctrine/migrations/migrations-db.php ".
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"--no-interaction --add migrations:version $version";
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system($command);
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}
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public static function upgradeConfigFiles(){
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$configFiles = array(UpgradeCommon::CONF_FILE_AIRTIME,
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UpgradeCommon::CONF_FILE_PYPO,
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UpgradeCommon::CONF_FILE_LIQUIDSOAP,
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UpgradeCommon::CONF_FILE_MEDIAMONITOR,
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UpgradeCommon::CONF_FILE_API_CLIENT);
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// Backup the config files
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$suffix = date("Ymdhis")."-".UpgradeCommon::VERSION_NUMBER;
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foreach ($configFiles as $conf) {
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// do not back up monit cfg
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if (file_exists($conf)) {
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echo "Backing up $conf to $conf$suffix.bak".PHP_EOL;
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//copy($conf, $conf.$suffix.".bak");
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exec("cp -p $conf $conf$suffix.bak"); //use cli version to preserve file attributes
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}
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}
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self::CreateIniFiles(UpgradeCommon::CONF_BACKUP_SUFFIX);
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self::MergeConfigFiles($configFiles, $suffix);
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}
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/**
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* This function creates the /etc/airtime configuration folder
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* and copies the default config files to it.
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*/
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public static function CreateIniFiles($suffix)
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{
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if (!file_exists("/etc/airtime/")){
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if (!mkdir("/etc/airtime/", 0755, true)){
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echo "Could not create /etc/airtime/ directory. Exiting.";
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exit(1);
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}
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}
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if (!copy(__DIR__."/../etc/airtime.conf.$suffix", self::CONF_FILE_AIRTIME)){
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echo "Could not copy airtime.conf to /etc/airtime/. Exiting.";
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exit(1);
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}
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if (!copy(__DIR__."/../etc/pypo.cfg.$suffix", self::CONF_FILE_PYPO)){
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echo "Could not copy pypo.cfg to /etc/airtime/. Exiting.";
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exit(1);
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}
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if (!copy(__DIR__."/../etc/media-monitor.cfg.$suffix", self::CONF_FILE_MEDIAMONITOR)){
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echo "Could not copy meadia-monitor.cfg to /etc/airtime/. Exiting.";
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exit(1);
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}
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if (!copy(__DIR__."/../etc/api_client.cfg.$suffix", self::CONF_FILE_API_CLIENT)){
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echo "Could not copy api_client.cfg to /etc/monit/conf.d/. Exiting.";
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exit(1);
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}
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}
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private static function MergeConfigFiles($configFiles, $suffix) {
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foreach ($configFiles as $conf) {
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// we want to use new liquidsoap.cfg so don't merge
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// also for monit
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if( $conf == self::CONF_FILE_LIQUIDSOAP){
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continue;
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}
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if (file_exists("$conf$suffix.bak")) {
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if($conf === self::CONF_FILE_AIRTIME) {
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// Parse with sections
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$newSettings = parse_ini_file($conf, true);
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$oldSettings = parse_ini_file("$conf$suffix.bak", true);
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}
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else {
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$newSettings = self::ReadPythonConfig($conf);
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$oldSettings = self::ReadPythonConfig("$conf$suffix.bak");
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}
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$settings = array_keys($newSettings);
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foreach($settings as $section) {
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if(isset($oldSettings[$section])) {
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if(is_array($oldSettings[$section])) {
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$sectionKeys = array_keys($newSettings[$section]);
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foreach($sectionKeys as $sectionKey) {
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if(isset($oldSettings[$section][$sectionKey])) {
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self::UpdateIniValue($conf, $sectionKey, $oldSettings[$section][$sectionKey]);
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}
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}
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} else {
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self::UpdateIniValue($conf, $section, $oldSettings[$section]);
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}
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}
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}
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}
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}
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}
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private static function ReadPythonConfig($p_filename)
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{
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$values = array();
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$fh = fopen($p_filename, 'r');
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while(!feof($fh)){
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$line = fgets($fh);
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if(substr(trim($line), 0, 1) == '#' || trim($line) == ""){
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continue;
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}else{
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$info = explode('=', $line, 2);
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$values[trim($info[0])] = trim($info[1]);
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}
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}
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return $values;
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}
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/**
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* This function updates an INI style config file.
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*
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* A property and the value the property should be changed to are
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* supplied. If the property is not found, then no changes are made.
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*
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* @param string $p_filename
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* The path the to the file.
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* @param string $p_property
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* The property to look for in order to change its value.
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* @param string $p_value
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* The value the property should be changed to.
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*
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*/
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private static function UpdateIniValue($p_filename, $p_property, $p_value)
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{
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$lines = file($p_filename);
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$n=count($lines);
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foreach ($lines as &$line) {
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if ($line[0] != "#"){
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$key_value = explode("=", $line);
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$key = trim($key_value[0]);
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if ($key == $p_property){
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$line = "$p_property = $p_value".PHP_EOL;
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}
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}
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}
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$fp=fopen($p_filename, 'w');
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for($i=0; $i<$n; $i++){
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fwrite($fp, $lines[$i]);
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}
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fclose($fp);
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}
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public static function queryDb($p_sql){
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$con = Propel::getConnection();
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try {
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$result = $con->query($p_sql);
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} catch (Exception $e) {
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echo "Error executing $p_sql. Exiting.";
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exit(1);
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}
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return $result;
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}
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}
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