From 808dd053c6b14822b544ac0e76292f7d74445ec2 Mon Sep 17 00:00:00 2001 From: Andrew Dolgov Date: Thu, 23 Aug 2012 22:53:32 +0400 Subject: implement web-based self updater (closes #395) --- include/update_self.php | 302 +++++++++++++++++++++++++++++------------------- 1 file changed, 183 insertions(+), 119 deletions(-) (limited to 'include') diff --git a/include/update_self.php b/include/update_self.php index c71081115..1a4b0a344 100644 --- a/include/update_self.php +++ b/include/update_self.php @@ -1,167 +1,231 @@ /dev/null", $system_rc); + if (!file_exists("$work_dir/config.php") || !file_exists("$work_dir/include/sanity_check.php")) { + array_push($log, "Work directory $work_dir doesn't look like tt-rss installation."); + $stop = true; break; + } - if ($system_rc != 0) { - _debug("Could not run tar executable (RC=$system_rc)."); - exit; - } + if (!is_writable(sys_get_temp_dir())) { + array_push($log, "System temporary directory should be writable as current user."); + $stop = true; break; + } - _debug("Checking for latest version..."); + array_push($log, "Checking for tar..."); - $version_info = json_decode(fetch_file_contents("http://tt-rss.org/version.php"), - true); + $system_rc = 0; + system("tar --version >/dev/null", $system_rc); - if (!is_array($version_info)) { - _debug("Unable to fetch version information."); - exit; - } + if ($system_rc != 0) { + array_push($log, "Could not run tar executable (RC=$system_rc)."); + $stop = true; break; + } - $target_version = $version_info["version"]; - $target_dir = "$parent_dir/tt-rss-$target_version"; + array_push($log, "Checking for latest version..."); - _debug("Target version: $target_version"); + $version_info = json_decode(fetch_file_contents("http://tt-rss.org/version.php"), + true); - if (version_compare(VERSION, $target_version) != -1 && !$force) { - _debug("Your Tiny Tiny RSS installation is up to date."); - exit; - } - if (file_exists($target_dir)) { - _debug("Target directory $target_dir already exists."); - exit; - } + if (!is_array($version_info)) { + array_push($log, "Unable to fetch version information."); + $stop = true; break; + } - _debug("Downloading checksums..."); - $md5sum_data = fetch_file_contents("http://tt-rss.org/download/md5sum.txt"); + $target_version = $version_info["version"]; + $target_dir = "$parent_dir/tt-rss-$target_version"; - if (!$md5sum_data) { - _debug("Could not download checksums."); - exit; - } + array_push($log, "Target version: $target_version"); + $params["target_version"] = $target_version; - $md5sum_data = explode("\n", $md5sum_data); + if (version_compare(VERSION, $target_version) != -1 && !$force) { + array_push($log, "Your Tiny Tiny RSS installation is up to date."); + $stop = true; break; + } - $tarball_url = "http://tt-rss.org/download/tt-rss-$target_version.tar.gz"; - $data = fetch_file_contents($tarball_url); + if (file_exists($target_dir)) { + array_push($log, "Target directory $target_dir already exists."); + $stop = true; break; + } - if (!$data) { - _debug("Could not download distribution tarball ($tarball_url)."); - exit; - } + break; + case 1: + $target_version = $params["target_version"]; + + array_push($log, "Downloading checksums..."); + $md5sum_data = fetch_file_contents("http://tt-rss.org/download/md5sum.txt"); - _debug("Verifying tarball checksum..."); + if (!$md5sum_data) { + array_push($log, "Could not download checksums."); + $stop = true; break; + } - $target_md5sum = false; + $md5sum_data = explode("\n", $md5sum_data); - foreach ($md5sum_data as $line) { - $pair = explode(" ", $line); + foreach ($md5sum_data as $line) { + $pair = explode(" ", $line); - if ($pair[1] == "tt-rss-$target_version.tar.gz") { - $target_md5sum = $pair[0]; - break; + if ($pair[1] == "tt-rss-$target_version.tar.gz") { + $target_md5sum = $pair[0]; + break; + } } - } - if (!$target_md5sum) { - _debug("Unable to locate checksum for target version."); - exit; - } + if (!$target_md5sum) { + array_push($log, "Unable to locate checksum for target version."); + $stop = true; break; + } - $test_md5sum = md5($data); + $params["target_md5sum"] = $target_md5sum; - if ($test_md5sum != $target_md5sum) { - _debug("Downloaded checksum doesn't match (got $test_md5sum, expected $target_md5sum)."); - exit; - } + break; + case 2: + $target_version = $params["target_version"]; + $target_md5sum = $params["target_md5sum"]; - $tmp_file = tempnam(sys_get_temp_dir(), 'tt-rss'); - _debug("Saving download to $tmp_file"); + array_push($log, "Downloading distribution tarball..."); - if (!file_put_contents($tmp_file, $data)) { - _debug("Unable to save download."); - exit; - } + $tarball_url = "http://tt-rss.org/download/tt-rss-$target_version.tar.gz"; + $data = fetch_file_contents($tarball_url); - if (!chdir($parent_dir)) { - _debug("Unable to change into parent directory."); - exit; - } + if (!$data) { + array_push($log, "Could not download distribution tarball ($tarball_url)."); + $stop = true; break; + } - $old_dir = tmpdirname($parent_dir, "tt-rss-old"); + array_push($log, "Verifying tarball checksum..."); - _debug("Renaming tt-rss directory to ".basename($old_dir)); - if (!rename($work_dir, $old_dir)) { - _debug("Unable to rename tt-rss directory."); - exit; - } + $test_md5sum = md5($data); - _debug("Extracting tarball..."); - system("tar zxf $tmp_file", $system_rc); + if ($test_md5sum != $target_md5sum) { + array_push($log, "Downloaded checksum doesn't match (got $test_md5sum, expected $target_md5sum)."); + $stop = true; break; + } - if ($system_rc != 0) { - _debug("Error while extracting tarball (RC=$system_rc)."); - exit; - } + $tmp_file = tempnam(sys_get_temp_dir(), 'tt-rss'); + array_push($log, "Saving download to $tmp_file"); - _debug("Renaming target directory..."); - if (!rename($target_dir, $work_dir)) { - _debug("Unable to rename target directory."); - exit; - } + if (!file_put_contents($tmp_file, $data)) { + array_push($log, "Unable to save download."); + $stop = true; break; + } - chdir($work_dir); + $params["tmp_file"] = $tmp_file; - _debug("Copying config.php..."); - if (!copy("$old_dir/config.php", "$work_dir/config.php")) { - _debug("Unable to copy config.php to $work_dir."); - exit; - } + break; + case 3: + $tmp_file = $params["tmp_file"]; + $target_version = $params["target_version"]; + + if (!chdir($parent_dir)) { + array_push($log, "Unable to change into parent directory."); + $stop = true; break; + } - _debug("Cleaning up..."); - unlink($tmp_file); + $old_dir = tmpdirname($parent_dir, "tt-rss-old"); - _debug("Fixing permissions..."); + array_push($log, "Renaming tt-rss directory to ".basename($old_dir)); + if (!rename($work_dir, $old_dir)) { + array_push($log, "Unable to rename tt-rss directory."); + $stop = true; break; + } + + array_push($log, "Extracting tarball..."); + system("tar zxf $tmp_file", $system_rc); + + if ($system_rc != 0) { + array_push($log, "Error while extracting tarball (RC=$system_rc)."); + $stop = true; break; + } + + $target_dir = "$parent_dir/tt-rss-$target_version"; + + array_push($log, "Renaming target directory..."); + if (!rename($target_dir, $work_dir)) { + array_push($log, "Unable to rename target directory."); + $stop = true; break; + } + + if (!chdir($work_dir)) { + array_push($log, "Unable to change to work directory: $work_dir"); + $stop = true; break; + } + + array_push($log, "Copying config.php..."); + if (!copy("$old_dir/config.php", "$work_dir/config.php")) { + array_push($log, "Unable to copy config.php to $work_dir."); + $stop = true; break; + } - $directories = array( - CACHE_DIR, - CACHE_DIR . "/htmlpurifier", - CACHE_DIR . "/export", - CACHE_DIR . "/images", - CACHE_DIR . "/magpie", - CACHE_DIR . "/simplepie", - ICONS_DIR, - LOCK_DIRECTORY); + array_push($log, "Cleaning up..."); + unlink($tmp_file); - foreach ($directories as $dir) { - _debug("-> $dir"); - chmod($dir, 0777); + array_push($log, "Fixing permissions..."); + + $directories = array( + CACHE_DIR, + CACHE_DIR . "/htmlpurifier", + CACHE_DIR . "/export", + CACHE_DIR . "/images", + CACHE_DIR . "/magpie", + CACHE_DIR . "/simplepie", + ICONS_DIR, + LOCK_DIRECTORY); + + foreach ($directories as $dir) { + array_push($log, "-> $dir"); + chmod($dir, 0777); + } + + array_push($log, "Upgrade completed."); + array_push($log, "Your old tt-rss directory is saved at $old_dir. ". + "Please migrate locally modified files (if any) and remove it."); + array_push($log, "You might need to re-enter current directory in shell to see new files."); + + $stop = true; + break; + default: + $stop = true; } - _debug("Upgrade completed."); - _debug("Your old tt-rss directory is saved at $old_dir. ". - "Please migrate locally modified files (if any) and remove it."); - _debug("You might need to re-enter current directory in shell to see new files."); + return array("step" => $step, "stop" => $stop, "params" => $params, "log" => $log); + } + + + function update_self($link, $force = false) { + $step = 0; + $stop = false; + $params = array(); + + while (!$stop) { + $rc = update_self_step($link, $step, $params, $force); + + $params = $rc['params']; + $stop = $rc['stop']; + + foreach ($rc['log'] as $line) { + _debug($line); + } + ++$step; + } } ?> -- cgit v1.2.3