From 36e47dcdfb7d19d4c8982a77b4dd3b87d8c4ca31 Mon Sep 17 00:00:00 2001 From: Simon Rettberg Date: Wed, 16 Oct 2019 18:12:17 +0200 Subject: [serversetup-bwlp-ipxe/minilinux] Implement minilinux hook for ipxe --- modules-available/minilinux/inc/minilinux.inc.php | 138 +++++++++++++++++++++- 1 file changed, 134 insertions(+), 4 deletions(-) (limited to 'modules-available/minilinux/inc') diff --git a/modules-available/minilinux/inc/minilinux.inc.php b/modules-available/minilinux/inc/minilinux.inc.php index 46c63c94..e940380c 100644 --- a/modules-available/minilinux/inc/minilinux.inc.php +++ b/modules-available/minilinux/inc/minilinux.inc.php @@ -5,6 +5,20 @@ class MiniLinux const PROPERTY_KEY_FETCHTIME = 'ml-list-fetch'; + const PROPERTY_DEFAULT_BOOT = 'ml-default'; + + const PROPERTY_DEFAULT_BOOT_EFFECTIVE = 'ml-default-eff'; + + const INVALID = 'invalid'; + + /* + * Update of available versions by querying sources + */ + + /** + * Query all known sources for meta data + * @return int number of sources query was just initialized for + */ public static function updateList() { $stamp = time(); @@ -27,19 +41,25 @@ class MiniLinux 'id' => $source['taskid'], 'url' => $source['url'], ), true); - TaskmanagerCallback::addCallback($source['taskid'], 'mlDownload', $source['sourceid']); + TaskmanagerCallback::addCallback($source['taskid'], 'mlGotList', $source['sourceid']); } Database::exec('UNLOCK TABLES'); return count($list); } + /** + * Called when downloading metadata from a specific update source is finished + * @param mixed $task task structure + * @param string $sourceid see minilinux_source table + */ public static function listDownloadCallback($task, $sourceid) { + if ($task['statusCode'] !== 'TASK_FINISHED') + return; $taskId = $task['id']; $data = json_decode($task['data']['content'], true); if (!is_array($data)) { EventLog::warning('Cannot download Linux version meta data for ' . $sourceid); - error_log(print_r($task, true)); $lastupdate = 'lastupdate'; } else { if (isset($data['systems']) && is_array($data['systems'])) { @@ -141,6 +161,10 @@ class MiniLinux return preg_match('/^[a-z0-9_\-]+$/', $str) > 0; } + /* + * Download of specific version + */ + public static function validateDownloadTask($versionid, $taskid) { if ($taskid === null) @@ -193,7 +217,6 @@ class MiniLinux 'gpg' => $file['gpg'], ]; } - error_log(print_r($list, true)); $uuid = Util::randomUuid(); Database::exec('LOCK TABLES minilinux_version WRITE'); $aff = Database::exec('UPDATE minilinux_version SET taskid = :taskid WHERE versionid = :versionid AND taskid IS NULL', @@ -206,7 +229,6 @@ class MiniLinux 'files' => $list, ]); if (Taskmanager::isFailed($task)) { - error_log(print_r($task, true)); $task = false; } else { $task = $task['id']; @@ -215,6 +237,10 @@ class MiniLinux $task = false; } Database::exec('UNLOCK TABLES'); + if ($task !== false) { + // Callback for db column + TaskmanagerCallback::addCallback($task, 'mlGotLinux', $versionid); + } if ($aff === 0) return self::downloadVersion($versionid); return $task; @@ -225,4 +251,108 @@ class MiniLinux return 'x' . substr(md5($fileName . $versionid), 0, 8); } + /* + * Check status, availability of updates + */ + + /** + * Geenrate messages regarding setup und update availability. + * @return bool true if severe problems were found, false otherwise + */ + public static function generateUpdateNotice() + { + // Messages in here are with module name, as required by the + // main-warning hook. + $default = Property::get(self::PROPERTY_DEFAULT_BOOT); + if ($default === false) { + Message::addError('minilinux.no-default-set', true); + return true; + } + $installed = self::updateCurrentBootSetting(); + $effective = Property::get(self::PROPERTY_DEFAULT_BOOT_EFFECTIVE); + $slashes = substr_count($default, '/'); + if ($slashes === 1) { + // Brônche, always latest version + $latest = Database::queryFirst('SELECT versionid FROM minilinux_version + WHERE branchid = :branchid ORDER BY dateline DESC', ['branchid' => $default]); + if ($latest === false) { + Message::addError('minilinux.default-is-invalid', true); + return true; + } elseif ($latest['versionid'] !== $effective) { + Message::addInfo('minilinux.default-update-available', true, $default, $latest['versionid']); + } + } elseif ($slashes === 2) { + // Specific version selected + if ($effective === self::INVALID) { + Message::addError('minilinux.default-is-invalid', true); + return true; + } + } + if (!$installed) { + Message::addError('minilinux.default-not-installed', true, $default); + return true; + } + return false; + } + + /** + * Update the effective current default version to boot. + * If the version does not exist, it is set to INVALID. + * Function returns whether the currently selected version is + * actually installed locally. + * @return bool true if installed locally, false otherwise + */ + public static function updateCurrentBootSetting() + { + $default = Property::get(self::PROPERTY_DEFAULT_BOOT); + if ($default === false) + return false; + $slashes = substr_count($default, '/'); + if ($slashes === 2) { + // Specific version + $ver = Database::queryFirst('SELECT versionid, installed FROM minilinux_version + WHERE versionid = :versionid', ['versionid' => $default]); + } elseif ($slashes === 1) { + // Latest from branch + $ver = Database::queryFirst('SELECT versionid, installed FROM minilinux_version + WHERE branchid = :branchid AND installed = 1 ORDER BY dateline DESC', ['branchid' => $default]); + } else { + // Unknown + return false; + } + // Determine state + if ($ver === false) { // Doesn't exist + Property::set(self::PROPERTY_DEFAULT_BOOT_EFFECTIVE, self::INVALID); + return false; + } + Property::set(self::PROPERTY_DEFAULT_BOOT_EFFECTIVE, $ver['versionid']); + return $ver['installed'] != 0; + } + + public static function linuxDownloadCallback($task, $versionid) + { + self::setInstalledState($versionid, $task['statusCode'] === 'TASK_FINISHED'); + } + + public static function setInstalledState($versionid, $installed) + { + settype($installed, 'int'); + error_log("Setting $versionid to $installed"); + Database::exec('UPDATE minilinux_version SET installed = :installed WHERE versionid = :versionid', [ + 'versionid' => $versionid, + 'installed' => $installed, + ]); + } + + public static function queryAllVersionsByBranch() + { + $list = []; + $res = Database::simpleQuery('SELECT branchid, versionid, title, dateline, orphan, taskid, installed + FROM minilinux_version ORDER BY branchid, dateline, versionid'); + while ($row = $res->fetch(PDO::FETCH_ASSOC)) { + $list[$row['branchid']][$row['versionid']] = $row; + } + return $list; + } + } \ No newline at end of file -- cgit v1.2.3-55-g7522