#include "exceptions.h"
#include "ext.h"
#include "nanomsg.h"
+#include <dcp/file.h>
+#include <dcp/filesystem.h>
#ifdef DCPOMATIC_LINUX
#include <linux/fs.h>
#include <lwext4/ext4_mkfs.h>
}
#include <boost/filesystem.hpp>
+#include <chrono>
#include <string>
/* Use quite a big block size here, as ext4's fwrite() has quite a bit of overhead */
-static uint64_t const block_size = 4096 * 4096;
+uint64_t constexpr block_size = 4096 * 4096;
static
void
-count (boost::filesystem::path dir, uint64_t& total_bytes)
+count (std::vector<boost::filesystem::path> dirs, uint64_t& total_bytes)
{
using namespace boost::filesystem;
- for (directory_iterator i = directory_iterator(dir); i != directory_iterator(); ++i) {
- if (is_directory(*i)) {
- count (*i, total_bytes);
- } else {
- total_bytes += file_size (*i);
+
+ for (auto dir: dirs) {
+ dir = dcp::filesystem::fix_long_path(dir);
+ for (auto path: directory_iterator(dir)) {
+ if (is_directory(path)) {
+ count({path}, total_bytes);
+ } else {
+ total_bytes += file_size(path);
+ }
}
}
}
+
+static
+void
+set_timestamps_to_now (boost::filesystem::path path)
+{
+ auto const now = std::chrono::duration_cast<std::chrono::seconds>(std::chrono::system_clock::now().time_since_epoch()).count();
+ ext4_mtime_set (path.generic_string().c_str(), now);
+ ext4_ctime_set (path.generic_string().c_str(), now);
+ ext4_atime_set (path.generic_string().c_str(), now);
+}
+
+
static
string
write (boost::filesystem::path from, boost::filesystem::path to, uint64_t& total_remaining, uint64_t total, Nanomsg* nanomsg)
ext4_file out;
int r = ext4_fopen(&out, to.generic_string().c_str(), "wb");
if (r != EOK) {
- throw CopyError (String::compose("Failed to open file %1", to.generic_string()), r);
+ throw CopyError(String::compose("Failed to open file %1", to.generic_string()), r, ext4_blockdev_errno);
}
- FILE* in = fopen_boost (from, "rb");
+ dcp::File in(from, "rb");
if (!in) {
ext4_fclose (&out);
- throw CopyError (String::compose("Failed to open file %1", from.string()), 0);
+ throw CopyError(String::compose("Failed to open file %1", from.string()), 0);
}
- uint8_t* buffer = new uint8_t[block_size];
+ std::vector<uint8_t> buffer(block_size);
Digester digester;
int progress_frequency = 1;
uint64_t remaining = file_size (from);
while (remaining > 0) {
uint64_t const this_time = min(remaining, block_size);
- size_t read = fread (buffer, 1, this_time, in);
+ size_t read = in.read(buffer.data(), 1, this_time);
if (read != this_time) {
- fclose (in);
ext4_fclose (&out);
- delete[] buffer;
- throw CopyError (String::compose("Short read; expected %1 but read %2", this_time, read), 0);
+ throw CopyError(String::compose("Short read; expected %1 but read %2", this_time, read), 0, ext4_blockdev_errno);
}
- digester.add (buffer, this_time);
+ digester.add (buffer.data(), this_time);
size_t written;
- r = ext4_fwrite (&out, buffer, this_time, &written);
+ r = ext4_fwrite (&out, buffer.data(), this_time, &written);
if (r != EOK) {
- fclose (in);
ext4_fclose (&out);
- delete[] buffer;
- throw CopyError ("Write failed", r);
+ throw CopyError("Write failed", r, ext4_blockdev_errno);
}
if (written != this_time) {
- fclose (in);
ext4_fclose (&out);
- delete[] buffer;
- throw CopyError (String::compose("Short write; expected %1 but wrote %2", this_time, written), 0);
+ throw CopyError(String::compose("Short write; expected %1 but wrote %2", this_time, written), 0, ext4_blockdev_errno);
}
remaining -= this_time;
total_remaining -= this_time;
++progress_count;
if ((progress_count % progress_frequency) == 0 && nanomsg) {
- nanomsg->send(String::compose(DISK_WRITER_COPY_PROGRESS "\n%1\n", (1 - float(total_remaining) / total)), SHORT_TIMEOUT);
+ DiskWriterBackEndResponse::copy_progress(1 - float(total_remaining) / total).write_to_nanomsg(*nanomsg, SHORT_TIMEOUT);
}
}
- fclose (in);
ext4_fclose (&out);
- delete[] buffer;
+
+ set_timestamps_to_now (to);
return digester.get ();
}
}
LOG_DISK("Opened %1 for read", to.generic_string());
- uint8_t* buffer = new uint8_t[block_size];
+ std::vector<uint8_t> buffer(block_size);
Digester digester;
uint64_t remaining = file_size (from);
while (remaining > 0) {
uint64_t const this_time = min(remaining, block_size);
size_t read;
- r = ext4_fread (&in, buffer, this_time, &read);
+ r = ext4_fread (&in, buffer.data(), this_time, &read);
if (read != this_time) {
ext4_fclose (&in);
- delete[] buffer;
throw VerifyError (String::compose("Short read; expected %1 but read %2", this_time, read), 0);
}
- digester.add (buffer, this_time);
+ digester.add (buffer.data(), this_time);
remaining -= this_time;
total_remaining -= this_time;
if (nanomsg) {
- nanomsg->send(String::compose(DISK_WRITER_VERIFY_PROGRESS "\n%1\n", (1 - float(total_remaining) / total)), SHORT_TIMEOUT);
+ DiskWriterBackEndResponse::verify_progress(1 - float(total_remaining) / total).write_to_nanomsg(*nanomsg, SHORT_TIMEOUT);
}
}
ext4_fclose (&in);
- delete[] buffer;
return digester.get ();
}
copy (boost::filesystem::path from, boost::filesystem::path to, uint64_t& total_remaining, uint64_t total, vector<CopiedFile>& copied_files, Nanomsg* nanomsg)
{
LOG_DISK ("Copy %1 -> %2", from.string(), to.generic_string());
+ from = dcp::filesystem::fix_long_path(from);
using namespace boost::filesystem;
if (is_directory(from)) {
int r = ext4_dir_mk (cr.generic_string().c_str());
if (r != EOK) {
- throw CopyError (String::compose("Failed to create directory %1", cr.generic_string()), r);
+ throw CopyError(String::compose("Failed to create directory %1", cr.generic_string()), r, ext4_blockdev_errno);
}
+ set_timestamps_to_now (cr);
- for (directory_iterator i = directory_iterator(from); i != directory_iterator(); ++i) {
- copy (i->path(), cr, total_remaining, total, copied_files, nanomsg);
+ for (auto i: directory_iterator(from)) {
+ copy (i.path(), cr, total_remaining, total, copied_files, nanomsg);
}
} else {
string const write_digest = write (from, cr, total_remaining, total, nanomsg);
format_progress (void* context, float progress)
{
if (context) {
- reinterpret_cast<Nanomsg*>(context)->send(String::compose(DISK_WRITER_FORMAT_PROGRESS "\n%1\n", progress), SHORT_TIMEOUT);
+ DiskWriterBackEndResponse::format_progress(progress).write_to_nanomsg(*reinterpret_cast<Nanomsg*>(context), SHORT_TIMEOUT);
}
}
void
#ifdef DCPOMATIC_WINDOWS
-dcpomatic::write (boost::filesystem::path dcp_path, string device, string, Nanomsg* nanomsg)
+dcpomatic::write (vector<boost::filesystem::path> dcp_paths, string device, string, Nanomsg* nanomsg)
#else
-dcpomatic::write (boost::filesystem::path dcp_path, string device, string posix_partition, Nanomsg* nanomsg)
+dcpomatic::write (vector<boost::filesystem::path> dcp_paths, string device, string posix_partition, Nanomsg* nanomsg)
#endif
try
{
ext4_dmask_set (DEBUG_ALL);
- /* We rely on static initialization for these */
- static struct ext4_fs fs;
- static struct ext4_mkfs_info info;
+ struct ext4_fs fs;
+ fs.read_only = false;
+ fs.bdev = nullptr;
+ fs.last_inode_bg_id = 0;
+ fs.jbd_fs = nullptr;
+ fs.jbd_journal = nullptr;
+ fs.curr_trans = nullptr;
+ struct ext4_mkfs_info info;
+ info.len = 0;
info.block_size = 4096;
+ info.blocks_per_group = 0;
info.inode_size = 128;
+ info.inodes = 0;
+ info.journal_blocks = 0;
+ info.dsc_size = 0;
+ for (int i = 0; i < UUID_SIZE; ++i) {
+ info.uuid[i] = rand() & 0xff;
+ }
info.journal = false;
+ info.label = nullptr;
#ifdef WIN32
file_windows_name_set(device.c_str());
#endif
if (!bd) {
- throw CopyError ("Failed to open drive", 0);
+ throw CopyError("Failed to open drive", 0, ext4_blockdev_errno);
}
LOG_DISK_NC ("Opened drive");
parts.division[2] = 0;
parts.division[3] = 0;
-#ifdef DCPOMATIC_LINUX
- PrivilegeEscalator e;
-#endif
-
/* XXX: not sure if disk_id matters */
int r = ext4_mbr_write (bd, &parts, 0);
if (r) {
- throw CopyError ("Failed to write MBR", r);
+ throw CopyError("Failed to write MBR", r, ext4_blockdev_errno);
}
LOG_DISK_NC ("Wrote MBR");
struct ext4_mbr_bdevs bdevs;
r = ext4_mbr_scan (bd, &bdevs);
if (r != EOK) {
- throw CopyError ("Failed to read MBR", r);
+ throw CopyError("Failed to read MBR", r, ext4_blockdev_errno);
}
#ifdef DCPOMATIC_LINUX
#endif
if (!bd) {
- throw CopyError ("Failed to open partition", 0);
+ throw CopyError("Failed to open partition", 0, ext4_blockdev_errno);
}
LOG_DISK_NC ("Opened partition");
r = ext4_mkfs(&fs, bd, &info, F_SET_EXT2, format_progress, nanomsg);
if (r != EOK) {
- throw CopyError ("Failed to make filesystem", r);
+ throw CopyError("Failed to make filesystem", r, ext4_blockdev_errno);
}
LOG_DISK_NC ("Made filesystem");
r = ext4_device_register(bd, "ext4_fs");
if (r != EOK) {
- throw CopyError ("Failed to register device", r);
+ throw CopyError("Failed to register device", r, ext4_blockdev_errno);
}
LOG_DISK_NC ("Registered device");
r = ext4_mount("ext4_fs", "/mp/", false);
if (r != EOK) {
- throw CopyError ("Failed to mount device", r);
+ throw CopyError("Failed to mount device", r, ext4_blockdev_errno);
}
LOG_DISK_NC ("Mounted device");
uint64_t total_bytes = 0;
- count (dcp_path, total_bytes);
+ count (dcp_paths, total_bytes);
uint64_t total_remaining = total_bytes;
vector<CopiedFile> copied_files;
- copy (dcp_path, "/mp", total_remaining, total_bytes, copied_files, nanomsg);
+ for (auto dcp_path: dcp_paths) {
+ copy (dcp_path, "/mp", total_remaining, total_bytes, copied_files, nanomsg);
+ }
/* Unmount and re-mount to make sure the write has finished */
r = ext4_umount("/mp/");
if (r != EOK) {
- throw CopyError ("Failed to unmount device", r);
+ throw CopyError("Failed to unmount device", r, ext4_blockdev_errno);
}
r = ext4_mount("ext4_fs", "/mp/", false);
if (r != EOK) {
- throw CopyError ("Failed to mount device", r);
+ throw CopyError("Failed to mount device", r, ext4_blockdev_errno);
}
LOG_DISK_NC ("Re-mounted device");
r = ext4_umount("/mp/");
if (r != EOK) {
- throw CopyError ("Failed to unmount device", r);
+ throw CopyError("Failed to unmount device", r, ext4_blockdev_errno);
}
ext4_device_unregister("ext4_fs");
- if (nanomsg && !nanomsg->send(DISK_WRITER_OK "\n", LONG_TIMEOUT)) {
+ if (nanomsg && !DiskWriterBackEndResponse::ok().write_to_nanomsg(*nanomsg, LONG_TIMEOUT)) {
throw CommunicationFailedError ();
}
disk_write_finished ();
} catch (CopyError& e) {
- LOG_DISK("CopyError (from write): %1 %2", e.message(), e.number().get_value_or(0));
+ LOG_DISK("CopyError (from write): %1 %2 %3", e.message(), e.ext4_number().get_value_or(0), e.platform_number().get_value_or(0));
if (nanomsg) {
- nanomsg->send(String::compose(DISK_WRITER_ERROR "\n%1\n%2\n", e.message(), e.number().get_value_or(0)), LONG_TIMEOUT);
+ DiskWriterBackEndResponse::error(e.message(), e.ext4_number().get_value_or(0), e.platform_number().get_value_or(0)).write_to_nanomsg(*nanomsg, LONG_TIMEOUT);
}
} catch (VerifyError& e) {
LOG_DISK("VerifyError (from write): %1 %2", e.message(), e.number());
if (nanomsg) {
- nanomsg->send(String::compose(DISK_WRITER_ERROR "\n%1\n%2\n", e.message(), e.number()), LONG_TIMEOUT);
+ DiskWriterBackEndResponse::error(e.message(), e.number(), 0).write_to_nanomsg(*nanomsg, LONG_TIMEOUT);
}
} catch (exception& e) {
LOG_DISK("Exception (from write): %1", e.what());
if (nanomsg) {
- nanomsg->send(String::compose(DISK_WRITER_ERROR "\n%1\n0\n", e.what()), LONG_TIMEOUT);
+ DiskWriterBackEndResponse::error(e.what(), 0, 0).write_to_nanomsg(*nanomsg, LONG_TIMEOUT);
}
}