/*
- * Copyright (c) 2000, Red Hat, Inc.
+ * Copyright (c) 2000, 2001, Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
/* The purpose of this file is to download all the files we need to
do the installation. */
-static char *cvsid = "\n%%% $Id$\n";
+#include "csu_util/rfc1738.h"
+#include "download.h"
+
#include "win32.h"
#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
+#include <unistd.h>
+#include <process.h>
+#include <vector>
#include "resource.h"
#include "msg.h"
-#include "ini.h"
#include "dialog.h"
-#include "concat.h"
#include "geturl.h"
#include "state.h"
-#include "mkdir.h"
-#include "log.h"
+#include "LogFile.h"
+#include "filemanip.h"
-#define pi (package[i].info[package[i].trust])
+#include "io_stream.h"
-void
-do_download (HINSTANCE h)
+#include "package_db.h"
+#include "package_meta.h"
+#include "package_source.h"
+
+#include "threebar.h"
+
+#include "Exception.h"
+
+extern ThreeBarProgressPage Progress;
+
+// Return true if selected checks pass, false if they don't and the
+// user chooses to delete the file; otherwise throw an exception.
+static bool
+validateCachedPackage (const std::string& fullname, packagesource & pkgsource,
+ HWND owner, bool check_hash, bool check_size)
+{
+ try
+ {
+ if (check_size)
+ pkgsource.check_size_and_cache (fullname);
+ if (check_hash)
+ pkgsource.check_hash ();
+ return true;
+ }
+ catch (Exception *e)
+ {
+ pkgsource.set_cached ("");
+ const char *filename = fullname.c_str ();
+ if (strncmp (filename, "file://", 7) == 0)
+ filename += 7;
+ if (e->errNo() == APPERR_CORRUPT_PACKAGE
+ && yesno (owner, IDS_QUERY_CORRUPT, filename) == IDYES)
+ remove (filename);
+ else
+ throw e;
+ }
+ return false;
+}
+
+/* 0 if not cached; may throw exception if validation fails.
+ */
+int
+check_for_cached (packagesource & pkgsource, HWND owner, bool mirror_mode,
+ bool check_hash)
+{
+ /* If the packagesource doesn't have a filename, it can't possibly be in the
+ cache */
+ if (!pkgsource.Canonical())
+ {
+ return 0;
+ }
+
+ /* Note that the cache dir is represented by a mirror site of file://local_dir */
+ std::string prefix = "file://" + local_dir + "/";
+ std::string fullname = prefix + pkgsource.Canonical();
+
+ if (mirror_mode)
+ {
+ /* Just assume correctness of mirror. */
+ if (!pkgsource.Cached())
+ pkgsource.set_cached (fullname);
+ return 1;
+ }
+
+ // Already found one, which we can assume to have the right size.
+ if (pkgsource.Cached())
+ {
+ if (validateCachedPackage (pkgsource.Cached(), pkgsource, owner,
+ check_hash, false))
+ return 1;
+ // If we get here, pkgsource.Cached() was corrupt and deleted.
+ pkgsource.set_cached ("");
+ }
+
+ /*
+ 1) is there a legacy version in the cache dir available.
+ */
+ if (io_stream::exists (fullname))
+ {
+ if (validateCachedPackage (fullname, pkgsource, owner, check_hash, true))
+ return 1;
+ // If we get here, fullname was corrupt and deleted, but it
+ // might have been cached.
+ pkgsource.set_cached ("");
+ }
+
+ /*
+ 2) is there a version from one of the selected mirror sites available ?
+ */
+ for (packagesource::sitestype::const_iterator n = pkgsource.sites.begin();
+ n != pkgsource.sites.end(); ++n)
+ {
+ std::string fullname = prefix + rfc1738_escape_part (n->key) + "/" +
+ pkgsource.Canonical ();
+ if (io_stream::exists(fullname))
+ {
+ if (validateCachedPackage (fullname, pkgsource, owner, check_hash,
+ true))
+ return 1;
+ // If we get here, fullname was corrupt and deleted, but it
+ // might have been cached.
+ pkgsource.set_cached ("");
+ }
+ }
+ return 0;
+}
+
+/* download a file from a mirror site to the local cache. */
+static int
+download_one (packagesource & pkgsource, HWND owner)
{
- int i;
-
- for (i=0; i<npackages; i++)
- if (package[i].action != ACTION_SAME)
- {
- char *local = pi.install;
-
- struct stat s;
- if (stat (local, &s) >= 0)
- if (s.st_size == pi.install_size)
- continue;
-
- mkdir_p (0, local);
-
- if (get_url_to_file (concat (MIRROR_SITE, "/", pi.install, 0),
- concat (local, ".tmp", 0),
- pi.install_size))
- {
- log (0, "Download %s failed", local);
- package[i].action = ACTION_ERROR;
- continue;
- }
- else
- {
- stat (concat (local, ".tmp", 0), &s);
- if (s.st_size == pi.install_size)
- {
- log (0, "Downloaded %s", local);
- rename (concat (local, ".tmp", 0), local);
- }
- else
- {
- log (0, "Download %s wrong size (%d vs %d)", local, s.st_size, pi.install_size);
- note (IDS_DOWNLOAD_SHORT, local, s.st_size, pi.install_size);
- package[i].action = ACTION_ERROR;
- }
- }
- }
-
- dismiss_url_status_dialog ();
+ try
+ {
+ if (check_for_cached (pkgsource, owner))
+ return 0;
+ }
+ catch (Exception * e)
+ {
+ // We know what to do with these..
+ if (e->errNo() == APPERR_CORRUPT_PACKAGE)
+ {
+ fatal (owner, IDS_CORRUPT_PACKAGE, pkgsource.Canonical());
+ return 1;
+ }
+ // Unexpected exception.
+ throw e;
+ }
+ /* try the download sites one after another */
+
+ int success = 0;
+ for (packagesource::sitestype::const_iterator n = pkgsource.sites.begin();
+ n != pkgsource.sites.end() && !success; ++n)
+ {
+ const std::string local = local_dir + "/" +
+ rfc1738_escape_part (n->key) + "/" +
+ pkgsource.Canonical ();
+ io_stream::mkpath_p (PATH_TO_FILE, "file://" + local, 0);
+
+ if (get_url_to_file(n->key + pkgsource.Canonical (),
+ local + ".tmp", pkgsource.size, owner))
+ {
+ /* FIXME: note new source ? */
+ continue;
+ }
+ else
+ {
+ try
+ {
+ if (_access (local.c_str(), 0) == 0)
+ remove (local.c_str());
+ rename ((local + ".tmp").c_str(), local.c_str());
+ pkgsource.check_size_and_cache ("file://" + local);
+ pkgsource.check_hash ();
+ Log (LOG_PLAIN) << "Downloaded " << local << endLog;
+ success = 1;
+ // FIXME: move the downloaded file to the
+ // original locations - without the mirror site dir in the way
+ continue;
+ }
+ catch (Exception *e)
+ {
+ remove (local.c_str());
+ pkgsource.set_cached ("");
+ if (e->errNo() == APPERR_CORRUPT_PACKAGE)
+ {
+ Log (LOG_PLAIN) << "Downloaded file " << local
+ << " is corrupt; deleting." << endLog;
+ continue;
+ }
+ else
+ {
+ Log (LOG_PLAIN) << "Unexpected exception while validating "
+ << "downloaded file " << local
+ << "; deleting." << endLog;
+ throw e;
+ }
+ }
+ }
+ }
+ if (success)
+ return 0;
+ return 1;
+}
+
+static std::vector <packageversion> download_failures;
+static std::string download_warn_pkgs;
+
+static INT_PTR CALLBACK
+download_error_proc (HWND h, UINT message, WPARAM wParam, LPARAM lParam)
+{
+ switch (message)
+ {
+ case WM_INITDIALOG:
+ eset (h, IDC_DOWNLOAD_EDIT, download_warn_pkgs);
+ SetFocus (GetDlgItem(h, IDRETRY));
+ return FALSE;
+
+ case WM_COMMAND:
+ switch (LOWORD (wParam))
+ {
+ case IDRETRY:
+ case IDC_BACK:
+ case IDIGNORE:
+ case IDABORT:
+ EndDialog (h, LOWORD (wParam));
+ default:
+ // Not reached.
+ return 0;
+ }
+
+ default:
+ // Not handled.
+ return FALSE;
+ }
+ return TRUE;
+}
+
+static int
+query_download_errors (HINSTANCE h, HWND owner)
+{
+ download_warn_pkgs = "";
+ Log (LOG_PLAIN) << "The following package(s) had download errors:" << endLog;
+ for (std::vector <packageversion>::const_iterator i = download_failures.begin (); i != download_failures.end (); i++)
+ {
+ packageversion pv = *i;
+ std::string pvs = pv.Name () + "-" + pv.Canonical_version ();
+ Log (LOG_PLAIN) << " " << pvs << endLog;
+ download_warn_pkgs += pvs + "\r\n";
+ }
+ return DialogBox (h, MAKEINTRESOURCE (IDD_DOWNLOAD_ERROR), owner,
+ download_error_proc);
+}
+
+static int
+do_download_thread (HINSTANCE h, HWND owner)
+{
+ int errors = 0;
+ total_download_bytes = 0;
+ total_download_bytes_sofar = 0;
+ download_failures.clear ();
+
+ Progress.SetText1 (IDS_PROGRESS_CHECKING);
+ Progress.SetText2 ("");
+ Progress.SetText3 ("");
+
+ packagedb db;
+ const SolverTransactionList &t = db.solution.transactions();
+
+ /* calculate the total size of the download */
+ for (SolverTransactionList::const_iterator i = t.begin (); i != t.end (); ++i)
+ {
+ if (i->type != SolverTransaction::transInstall)
+ continue;
+ packageversion version = i->version;
+
+ try
+ {
+ if (!check_for_cached (*version.source(), owner))
+ total_download_bytes += version.source()->size;
+ }
+ catch (Exception * e)
+ {
+ // We know what to do with these..
+ if (e->errNo() == APPERR_CORRUPT_PACKAGE)
+ fatal (owner, IDS_CORRUPT_PACKAGE, version.Name().c_str());
+ // Unexpected exception.
+ throw e;
+ }
+ Progress.SetBar2(std::distance(t.begin(), i) + 1, t.size());
+ }
+
+ /* and do the download. FIXME: This here we assign a new name for the cached version
+ * and check that above.
+ */
+ for (SolverTransactionList::const_iterator i = t.begin (); i != t.end (); ++i)
+ {
+ if (i->type != SolverTransaction::transInstall)
+ continue;
+ packageversion version = i->version;
+
+ {
+ int e = 0;
+ e += download_one (*version.source(), owner);
+ errors += e;
+ if (e)
+ download_failures.push_back (version);
+#if 0
+ if (e)
+ pkg->action = ACTION_ERROR;
+#endif
+ }
+ }
+
+ if (errors)
+ {
+ // In unattended mode we retry the download, but not forever.
+ static int retries = 5;
+ int rc;
+ if (unattended_mode && --retries <= 0)
+ {
+ Log (LOG_PLAIN) << "download error in unattended_mode: out of retries" << endLog;
+ rc = IDABORT;
+ }
+ else if (unattended_mode)
+ {
+ Log (LOG_PLAIN) << "download error in unattended_mode: " << retries
+ << (retries > 1 ? " retries" : " retry") << " remaining." << endLog;
+ rc = IDRETRY;
+ }
+ else
+ rc = query_download_errors (h, owner);
+ switch (rc)
+ {
+ case IDRETRY:
+ Progress.SetActivateTask (WM_APP_START_DOWNLOAD);
+ return IDD_INSTATUS;
+ case IDC_BACK:
+ return IDD_CHOOSE;
+ case IDABORT:
+ Logger ().setExitMsg (IDS_DOWNLOAD_INCOMPLETE_EXIT);
+ Logger ().exit (1);
+ case IDIGNORE:
+ break;
+ default:
+ break;
+ }
+ }
if (source == IDC_SOURCE_DOWNLOAD)
{
- exit_msg = IDS_DOWNLOAD_COMPLETE;
- next_dialog = 0;
+ if (errors)
+ Logger ().setExitMsg (IDS_DOWNLOAD_INCOMPLETE_EXIT);
+ else if (!unattended_mode)
+ Logger ().setExitMsg (IDS_DOWNLOAD_COMPLETE);
+ return IDD_DESKTOP;
}
else
- next_dialog = IDD_S_INSTALL;
+ return IDD_S_INSTALL;
+}
+
+static DWORD WINAPI
+do_download_reflector (void *p)
+{
+ HANDLE *context;
+ context = (HANDLE *) p;
+
+ SetThreadUILanguage(langid);
+
+ try
+ {
+ int next_dialog =
+ do_download_thread ((HINSTANCE) context[0], (HWND) context[1]);
+
+ // Tell the progress page that we're done downloading
+ Progress.PostMessageNow (WM_APP_DOWNLOAD_THREAD_COMPLETE, 0, next_dialog);
+ }
+ TOPLEVEL_CATCH((HWND) context[1], "download");
+
+ ExitThread(0);
+}
+
+static HANDLE context[2];
+
+void
+do_download (HINSTANCE h, HWND owner)
+{
+ context[0] = h;
+ context[1] = owner;
+
+ DWORD threadID;
+ CreateThread (NULL, 0, do_download_reflector, context, 0, &threadID);
}