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flatpak-builder
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/*
* Copyright © 2015 Red Hat, Inc
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Alexander Larsson <alexl@redhat.com>
*/
#include "config.h"
#include <locale.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <gio/gunixinputstream.h>
#include "libgsystem.h"
#include "libglnx/libglnx.h"
#include "flatpak-builtins.h"
#include "flatpak-utils.h"
#include "flatpak-chain-input-stream.h"
#ifdef HAVE_LIBARCHIVE
#include <archive.h>
#include <archive_entry.h>
#endif
static char *opt_arch;
static char *opt_repo_url;
static gboolean opt_runtime = FALSE;
static char **opt_gpg_file;
static gboolean opt_oci = FALSE;
static GOptionEntry options[] = {
{ "runtime", 0, 0, G_OPTION_ARG_NONE, &opt_runtime, "Export runtime instead of app"},
{ "arch", 0, 0, G_OPTION_ARG_STRING, &opt_arch, "Arch to bundle for", "ARCH" },
{ "repo-url", 0, 0, G_OPTION_ARG_STRING, &opt_repo_url, "Url for repo", "URL" },
{ "gpg-keys", 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &opt_gpg_file, "Add GPG key from FILE (- for stdin)", "FILE" },
{ "oci", 0, 0, G_OPTION_ARG_NONE, &opt_oci, "Export oci image instead of flatpak bundle"},
{ NULL }
};
static GBytes *
read_gpg_data (GCancellable *cancellable,
GError **error)
{
g_autoptr(GInputStream) source_stream = NULL;
guint n_keyrings = 0;
g_autoptr(GPtrArray) streams = NULL;
if (opt_gpg_file != NULL)
n_keyrings = g_strv_length (opt_gpg_file);
guint ii;
streams = g_ptr_array_new_with_free_func (g_object_unref);
for (ii = 0; ii < n_keyrings; ii++)
{
GInputStream *input_stream = NULL;
if (strcmp (opt_gpg_file[ii], "-") == 0)
{
input_stream = g_unix_input_stream_new (STDIN_FILENO, FALSE);
}
else
{
g_autoptr(GFile) file = g_file_new_for_path (opt_gpg_file[ii]);
input_stream = G_INPUT_STREAM (g_file_read (file, cancellable, error));
if (input_stream == NULL)
return NULL;
}
/* Takes ownership. */
g_ptr_array_add (streams, input_stream);
}
/* Chain together all the --keyring options as one long stream. */
source_stream = (GInputStream *) flatpak_chain_input_stream_new (streams);
return flatpak_read_stream (source_stream, FALSE, error);
}
static gboolean
build_bundle (OstreeRepo *repo, GFile *file,
const char *name, const char *full_branch,
GCancellable *cancellable, GError **error)
{
GVariantBuilder metadata_builder;
GVariantBuilder param_builder;
g_autoptr(GKeyFile) keyfile = NULL;
g_autoptr(GFile) xmls_dir = NULL;
g_autoptr(GFile) metadata_file = NULL;
g_autoptr(GFile) appstream_file = NULL;
g_autofree char *appstream_basename = NULL;
g_autoptr(GInputStream) in = NULL;
g_autoptr(GInputStream) xml_in = NULL;
g_autoptr(GFile) root = NULL;
g_autofree char *commit_checksum = NULL;
g_autoptr(GBytes) gpg_data = NULL;
if (!ostree_repo_resolve_rev (repo, full_branch, FALSE, &commit_checksum, error))
return FALSE;
if (!ostree_repo_read_commit (repo, commit_checksum, &root, NULL, NULL, error))
return FALSE;
g_variant_builder_init (&metadata_builder, G_VARIANT_TYPE ("a{sv}"));
/* We add this first in the metadata, so this will become the file
* format header. The first part is readable to make it easy to
* figure out the type. The uint32 is basically a random value, but
* it ensures we have both zero and high bits sets, so we don't get
* sniffed as text. Also, the last 01 can be used as a version
* later. Furthermore, the use of an uint32 lets use detect
* byteorder issues.
*/
g_variant_builder_add (&metadata_builder, "{sv}", "flatpak",
g_variant_new_uint32 (0xe5890001));
g_variant_builder_add (&metadata_builder, "{sv}", "ref", g_variant_new_string (full_branch));
metadata_file = g_file_resolve_relative_path (root, "metadata");
keyfile = g_key_file_new ();
in = (GInputStream *) g_file_read (metadata_file, cancellable, NULL);
if (in != NULL)
{
g_autoptr(GBytes) bytes = flatpak_read_stream (in, TRUE, error);
if (bytes == NULL)
return FALSE;
if (!g_key_file_load_from_data (keyfile,
g_bytes_get_data (bytes, NULL),
g_bytes_get_size (bytes),
G_KEY_FILE_NONE, error))
return FALSE;
g_variant_builder_add (&metadata_builder, "{sv}", "metadata",
g_variant_new_string (g_bytes_get_data (bytes, NULL)));
}
xmls_dir = g_file_resolve_relative_path (root, "files/share/app-info/xmls");
appstream_basename = g_strconcat (name, ".xml.gz", NULL);
appstream_file = g_file_get_child (xmls_dir, appstream_basename);
xml_in = (GInputStream *) g_file_read (appstream_file, cancellable, NULL);
if (xml_in)
{
g_autoptr(FlatpakXml) appstream_root = NULL;
g_autoptr(FlatpakXml) xml_root = flatpak_xml_parse (xml_in, TRUE,
cancellable, error);
if (xml_root == NULL)
return FALSE;
appstream_root = flatpak_appstream_xml_new ();
if (flatpak_appstream_xml_migrate (xml_root, appstream_root,
full_branch, name, keyfile))
{
g_autoptr(GBytes) xml_data = flatpak_appstream_xml_root_to_data (appstream_root, error);
int i;
g_autoptr(GFile) icons_dir =
g_file_resolve_relative_path (root,
"files/share/app-info/icons/flatpak");
const char *icon_sizes[] = { "64x64", "128x128" };
const char *icon_sizes_key[] = { "icon-64", "icon-128" };
g_autofree char *icon_name = g_strconcat (name, ".png", NULL);
if (xml_data == NULL)
return FALSE;
g_variant_builder_add (&metadata_builder, "{sv}", "appdata",
g_variant_new_from_bytes (G_VARIANT_TYPE_BYTESTRING,
xml_data, TRUE));
for (i = 0; i < G_N_ELEMENTS (icon_sizes); i++)
{
g_autoptr(GFile) size_dir = g_file_get_child (icons_dir, icon_sizes[i]);
g_autoptr(GFile) icon_file = g_file_get_child (size_dir, icon_name);
g_autoptr(GInputStream) png_in = NULL;
png_in = (GInputStream *) g_file_read (icon_file, cancellable, NULL);
if (png_in != NULL)
{
g_autoptr(GBytes) png_data = flatpak_read_stream (png_in, FALSE, error);
if (png_data == NULL)
return FALSE;
g_variant_builder_add (&metadata_builder, "{sv}", icon_sizes_key[i],
g_variant_new_from_bytes (G_VARIANT_TYPE_BYTESTRING,
png_data, TRUE));
}
}
}
}
if (opt_repo_url)
g_variant_builder_add (&metadata_builder, "{sv}", "origin", g_variant_new_string (opt_repo_url));
if (opt_gpg_file != NULL)
{
gpg_data = read_gpg_data (cancellable, error);
if (gpg_data == NULL)
return FALSE;
}
if (gpg_data)
{
g_variant_builder_add (&metadata_builder, "{sv}", "gpg-keys",
g_variant_new_fixed_array (G_VARIANT_TYPE_BYTE,
g_bytes_get_data (gpg_data, NULL),
g_bytes_get_size (gpg_data),
1));
}
g_variant_builder_init (&param_builder, G_VARIANT_TYPE ("a{sv}"));
g_variant_builder_add (&param_builder, "{sv}", "min-fallback-size", g_variant_new_uint32 (0));
g_variant_builder_add (&param_builder, "{sv}", "compression", g_variant_new_byte ('x'));
g_variant_builder_add (&param_builder, "{sv}", "bsdiff-enabled", g_variant_new_boolean (FALSE));
g_variant_builder_add (&param_builder, "{sv}", "inline-parts", g_variant_new_boolean (TRUE));
g_variant_builder_add (&param_builder, "{sv}", "include-detached", g_variant_new_boolean (TRUE));
g_variant_builder_add (&param_builder, "{sv}", "filename", g_variant_new_bytestring (gs_file_get_path_cached (file)));
if (!ostree_repo_static_delta_generate (repo,
OSTREE_STATIC_DELTA_GENERATE_OPT_LOWLATENCY,
/* from */ NULL,
commit_checksum,
g_variant_builder_end (&metadata_builder),
g_variant_builder_end (&param_builder),
cancellable,
error))
return FALSE;
return TRUE;
}
#if defined(HAVE_LIBARCHIVE) && defined(HAVE_OSTREE_EXPORT_PATH_PREFIX)
GLNX_DEFINE_CLEANUP_FUNCTION (void *, flatpak_local_free_read_archive, archive_read_free)
#define free_read_archive __attribute__((cleanup (flatpak_local_free_read_archive)))
GLNX_DEFINE_CLEANUP_FUNCTION (void *, flatpak_local_free_write_archive, archive_write_free)
#define free_write_archive __attribute__((cleanup (flatpak_local_free_write_archive)))
GLNX_DEFINE_CLEANUP_FUNCTION (void *, flatpak_local_free_archive_entry, archive_entry_free)
#define free_archive_entry __attribute__((cleanup (flatpak_local_free_archive_entry)))
typedef struct
{
GString *str;
int depth;
GList *index;
} JsonWriter;
static void
json_writer_init (JsonWriter *writer)
{
memset (writer, 0, sizeof (*writer));
writer->str = g_string_new ("");
writer->index = g_list_prepend (writer->index, 0);
}
static void
json_writer_indent (JsonWriter *writer)
{
int i;
for (i = 0; i < writer->depth; i++)
g_string_append (writer->str, " ");
}
static void
json_writer_add_bool (JsonWriter *writer, gboolean val)
{
if (val)
g_string_append (writer->str, "true");
else
g_string_append (writer->str, "false");
}
static void
json_writer_add_string (JsonWriter *writer, const gchar *str)
{
const gchar *p;
g_string_append_c (writer->str, '"');
for (p = str; *p != 0; p++)
{
if (*p == '\\' || *p == '"')
{
g_string_append_c (writer->str, '\\');
g_string_append_c (writer->str, *p);
}
else if ((*p > 0 && *p < 0x1f) || *p == 0x7f)
{
switch (*p)
{
case '\b':
g_string_append (writer->str, "\\b");
break;
case '\f':
g_string_append (writer->str, "\\f");
break;
case '\n':
g_string_append (writer->str, "\\n");
break;
case '\r':
g_string_append (writer->str, "\\r");
break;
case '\t':
g_string_append (writer->str, "\\t");
break;
default:
g_string_append_printf (writer->str, "\\u00%02x", (guint) * p);
break;
}
}
else
{
g_string_append_c (writer->str, *p);
}
}
g_string_append_c (writer->str, '"');
}
static void
json_writer_start_item (JsonWriter *writer)
{
int index = GPOINTER_TO_INT (writer->index->data);
if (index != 0)
g_string_append (writer->str, ",\n");
else
g_string_append (writer->str, "\n");
json_writer_indent (writer);
writer->index->data = GINT_TO_POINTER (index + 1);
}
static void
json_writer_open_scope (JsonWriter *writer)
{
writer->depth += 1;
writer->index = g_list_prepend (writer->index, 0);
}
static void
json_writer_close_scope (JsonWriter *writer)
{
GList *l;
writer->depth -= 1;
l = writer->index;
writer->index = g_list_remove_link (writer->index, l);
g_list_free (l);
g_string_append (writer->str, "\n");
json_writer_indent (writer);
}
static void
json_writer_open_struct (JsonWriter *writer)
{
g_string_append (writer->str, "{");
json_writer_open_scope (writer);
}
static void
json_writer_close_struct (JsonWriter *writer)
{
int index;
json_writer_close_scope (writer);
g_string_append (writer->str, "}");
/* Last newline in file */
index = GPOINTER_TO_INT (writer->index->data);
if (index == 0)
g_string_append (writer->str, "\n");
}
static void
json_writer_open_array (JsonWriter *writer)
{
g_string_append (writer->str, "[");
json_writer_open_scope (writer);
}
static void
json_writer_close_array (JsonWriter *writer)
{
json_writer_close_scope (writer);
g_string_append (writer->str, "]");
}
static void
json_writer_add_property (JsonWriter *writer, const gchar *name)
{
json_writer_start_item (writer);
json_writer_add_string (writer, name);
g_string_append (writer->str, ": ");
}
static void
json_writer_add_struct_property (JsonWriter *writer, const gchar *name)
{
json_writer_add_property (writer, name);
json_writer_open_struct (writer);
}
static void
json_writer_add_array_property (JsonWriter *writer, const gchar *name)
{
json_writer_add_property (writer, name);
json_writer_open_array (writer);
}
static void
json_writer_add_string_property (JsonWriter *writer, const gchar *name, const char *value)
{
json_writer_add_property (writer, name);
json_writer_add_string (writer, value);
}
static void
json_writer_add_bool_property (JsonWriter *writer, const gchar *name, gboolean value)
{
json_writer_add_property (writer, name);
json_writer_add_bool (writer, value);
}
static void
json_writer_add_array_item (JsonWriter *writer, const gchar *string)
{
json_writer_start_item (writer);
json_writer_add_string (writer, string);
}
static void
json_writer_add_array_struct (JsonWriter *writer)
{
json_writer_start_item (writer);
json_writer_open_struct (writer);
}
static gboolean
propagate_libarchive_error (GError **error,
struct archive *a)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"%s", archive_error_string (a));
return FALSE;
}
struct archive_entry *
new_entry (struct archive *a,
const char *name,
OstreeRepoExportArchiveOptions *opts)
{
struct archive_entry *entry = archive_entry_new2 (a);
time_t ts = (time_t) opts->timestamp_secs;
archive_entry_update_pathname_utf8 (entry, name);
archive_entry_set_ctime (entry, ts, 0);
archive_entry_set_mtime (entry, ts, 0);
archive_entry_set_atime (entry, ts, 0);
archive_entry_set_uid (entry, 0);
archive_entry_set_gid (entry, 0);
return entry;
}
static gboolean
add_dir (struct archive *a,
const char *name,
OstreeRepoExportArchiveOptions *opts,
GError **error)
{
g_autofree char *full_name = g_build_filename ("rootfs", name, NULL);
free_archive_entry struct archive_entry *entry = new_entry (a, full_name, opts);
archive_entry_set_mode (entry, AE_IFDIR | 0755);
if (archive_write_header (a, entry) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
return TRUE;
}
static gboolean
add_symlink (struct archive *a,
const char *name,
const char *target,
OstreeRepoExportArchiveOptions *opts,
GError **error)
{
g_autofree char *full_name = g_build_filename ("rootfs", name, NULL);
free_archive_entry struct archive_entry *entry = new_entry (a, full_name, opts);
archive_entry_set_mode (entry, AE_IFLNK | 0755);
archive_entry_set_symlink (entry, target);
if (archive_write_header (a, entry) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
return TRUE;
}
static gboolean
add_file (struct archive *a,
const char *name,
OstreeRepo *repo,
GFile *file,
OstreeRepoExportArchiveOptions *opts,
GCancellable *cancellable,
GError **error)
{
free_archive_entry struct archive_entry *entry = new_entry (a, name, opts);
guint8 buf[8192];
g_autoptr(GInputStream) file_in = NULL;
g_autoptr(GFileInfo) file_info = NULL;
const char *checksum;
checksum = ostree_repo_file_get_checksum ((OstreeRepoFile *) file);
if (!ostree_repo_load_file (repo, checksum, &file_in, &file_info, NULL,
cancellable, error))
return FALSE;
archive_entry_set_uid (entry, g_file_info_get_attribute_uint32 (file_info, "unix::uid"));
archive_entry_set_gid (entry, g_file_info_get_attribute_uint32 (file_info, "unix::gid"));
archive_entry_set_mode (entry, g_file_info_get_attribute_uint32 (file_info, "unix::mode"));
archive_entry_set_size (entry, g_file_info_get_size (file_info));
if (archive_write_header (a, entry) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
while (TRUE)
{
ssize_t r;
gssize bytes_read = g_input_stream_read (file_in, buf, sizeof (buf),
cancellable, error);
if (bytes_read < 0)
return FALSE;
if (bytes_read == 0)
break;
r = archive_write_data (a, buf, bytes_read);
if (r != bytes_read)
return propagate_libarchive_error (error, a);
}
if (archive_write_finish_entry (a) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
return TRUE;
}
static gboolean
add_file_from_data (struct archive *a,
const char *name,
OstreeRepo *repo,
const char *data,
gsize size,
OstreeRepoExportArchiveOptions *opts,
GCancellable *cancellable,
GError **error)
{
free_archive_entry struct archive_entry *entry = new_entry (a, name, opts);
ssize_t r;
archive_entry_set_mode (entry, AE_IFREG | 0755);
archive_entry_set_size (entry, size);
if (archive_write_header (a, entry) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
r = archive_write_data (a, data, size);
if (r != size)
return propagate_libarchive_error (error, a);
if (archive_write_finish_entry (a) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
return TRUE;
}
static const char *
get_oci_arch (const char *arch)
{
if (strcmp (arch, "x86_64") == 0)
return "amd64";
if (strcmp (arch, "aarch64") == 0)
return "arm64";
return arch;
}
static GString *
generate_config_json (const char *arch)
{
JsonWriter writer;
json_writer_init (&writer);
json_writer_open_struct (&writer);
json_writer_add_string_property (&writer, "ociVersion", "0.5.0");
json_writer_add_struct_property (&writer, "platform");
{
json_writer_add_string_property (&writer, "os", "linux");
json_writer_add_string_property (&writer, "arch", get_oci_arch (arch));
json_writer_close_struct (&writer);
}
json_writer_add_struct_property (&writer, "process");
{
json_writer_add_bool_property (&writer, "terminal", TRUE);
json_writer_add_array_property (&writer, "args");
json_writer_add_array_item (&writer, "/bin/sh");
json_writer_close_array (&writer);
json_writer_add_array_property (&writer, "envs");
json_writer_add_array_item (&writer, "PATH=/app/bin:/usr/bin");
json_writer_add_array_item (&writer, "LD_LIBRARY_PATH=/app/lib");
json_writer_add_array_item (&writer, "XDG_CONFIG_DIRS=/app/etc/xdg:/etc/xdg");
json_writer_add_array_item (&writer, "XDG_DATA_DIRS=/app/share:/usr/share");
json_writer_add_array_item (&writer, "SHELL=/bin/sh");
json_writer_close_array (&writer);
json_writer_add_string_property (&writer, "cwd", "/");
json_writer_add_bool_property (&writer, "noNewPrivileges", TRUE);
json_writer_close_struct (&writer);
}
json_writer_add_struct_property (&writer, "root");
{
json_writer_add_string_property (&writer, "path", "rootfs");
json_writer_add_bool_property (&writer, "readonly", TRUE);
json_writer_close_struct (&writer);
}
json_writer_add_array_property (&writer, "mounts");
{
json_writer_add_array_struct (&writer);
{
json_writer_add_string_property (&writer, "destination", "/proc");
json_writer_add_string_property (&writer, "type", "proc");
json_writer_add_string_property (&writer, "source", "proc");
json_writer_close_struct (&writer);
}
json_writer_add_array_struct (&writer);
{
json_writer_add_string_property (&writer, "destination", "/sys");
json_writer_add_string_property (&writer, "type", "sysfs");
json_writer_add_string_property (&writer, "source", "sysfs");
json_writer_add_array_property (&writer, "options");
{
json_writer_add_array_item (&writer, "nosuid");
json_writer_add_array_item (&writer, "noexec");
json_writer_add_array_item (&writer, "nodev");
json_writer_close_array (&writer);
}
json_writer_close_struct (&writer);
}
json_writer_add_array_struct (&writer);
{
json_writer_add_string_property (&writer, "destination", "/dev");
json_writer_add_string_property (&writer, "type", "tmpfs");
json_writer_add_string_property (&writer, "source", "tmpfs");
json_writer_add_array_property (&writer, "options");
{
json_writer_add_array_item (&writer, "nosuid");
json_writer_close_array (&writer);
}
json_writer_close_struct (&writer);
}
json_writer_close_array (&writer);
}
json_writer_add_struct_property (&writer, "linux");
{
json_writer_add_string_property (&writer, "rootfsPropagation", "slave");
json_writer_add_struct_property (&writer, "resources");
{
json_writer_close_struct (&writer);
}
json_writer_add_array_property (&writer, "namespaces");
{
json_writer_add_array_struct (&writer);
{
json_writer_add_string_property (&writer, "type", "pid");
json_writer_close_struct (&writer);
}
json_writer_add_array_struct (&writer);
{
json_writer_add_string_property (&writer, "type", "mount");
json_writer_close_struct (&writer);
}
json_writer_close_array (&writer);
}
json_writer_close_struct (&writer);
}
json_writer_add_struct_property (&writer, "annotations");
{
json_writer_close_struct (&writer);
}
json_writer_close_struct (&writer);
return writer.str;
}
#endif
static gboolean
build_oci (OstreeRepo *repo, GFile *file,
const char *name, const char *full_branch,
GCancellable *cancellable, GError **error)
{
#if !defined(HAVE_OSTREE_EXPORT_PATH_PREFIX)
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
"This version of ostree is to old to support OCI exports");
return FALSE;
#elif !defined(HAVE_LIBARCHIVE)
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
"This version of flatpak is not compiled with libarchive support");
return FALSE;
#else
struct free_write_archive archive *a = NULL;
OstreeRepoExportArchiveOptions opts = { 0, };
g_autoptr(GFile) root = NULL;
g_autoptr(GFile) files = NULL;
g_autoptr(GFile) export = NULL;
g_autoptr(GFile) metadata = NULL;
g_autoptr(GVariant) commit_data = NULL;
g_autoptr(GVariant) commit_metadata = NULL;
g_autofree char *commit_checksum = NULL;
g_autoptr(GString) str = g_string_new ("");
g_auto(GStrv) ref_parts = g_strsplit (full_branch, "/", -1);
if (!ostree_repo_resolve_rev (repo, full_branch, FALSE, &commit_checksum, error))
return FALSE;
if (!ostree_repo_read_commit (repo, commit_checksum, &root, NULL, NULL, error))
return FALSE;
if (!ostree_repo_load_variant (repo, OSTREE_OBJECT_TYPE_COMMIT, commit_checksum, &commit_data, error))
return FALSE;
if (!ostree_repo_read_commit_detached_metadata (repo, commit_checksum, &commit_metadata, cancellable, error))
return FALSE;
a = archive_write_new ();
if (archive_write_set_format_gnutar (a) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
if (archive_write_add_filter_none (a) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
if (archive_write_open_filename (a, gs_file_get_path_cached (file)) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
opts.timestamp_secs = ostree_commit_get_timestamp (commit_data);
files = g_file_get_child (root, "files");
export = g_file_get_child (root, "export");
metadata = g_file_get_child (root, "metadata");
if (opt_runtime)
opts.path_prefix = "rootfs/usr/";
else
opts.path_prefix = "rootfs/app/";
{
const char *root_dirs[] = { "dev", "home", "proc", "run", "sys", "tmp", "var", "opt", "srv", "media", "mnt" };
const char *root_symlinks[] = {
"etc", "usr/etc",
"lib", "usr/lib",
"lib64", "usr/lib64",
"lib32", "usr/lib32",
"bin", "usr/bin",
"sbin", "usr/sbin",
"var/tmp", "/tmp",
"var/run", "/run",
};
int i;
/* Add the "other" of /app & /usr */
if (!add_dir (a, opt_runtime ? "app" : "usr", &opts, error))
return FALSE;
for (i = 0; i < G_N_ELEMENTS (root_dirs); i++)
if (!add_dir (a, root_dirs[i], &opts, error))
return FALSE;
for (i = 0; i < G_N_ELEMENTS (root_symlinks); i += 2)
if (!add_symlink (a, root_symlinks[i], root_symlinks[i + 1], &opts, error))
return FALSE;
}
if (!ostree_repo_export_tree_to_archive (repo, &opts, (OstreeRepoFile *) files, a,
cancellable, error))
return FALSE;
if (!opt_runtime && g_file_query_exists (export, NULL))
{
opts.path_prefix = "rootfs/export/";
if (!ostree_repo_export_tree_to_archive (repo, &opts, (OstreeRepoFile *) export, a,
cancellable, error))
return FALSE;
}
opts.path_prefix = NULL;
if (!add_file (a, "rootfs/metadata", repo, metadata, &opts, cancellable, error))
return FALSE;
if (!add_file_from_data (a, "rootfs/ref",
repo,
full_branch,
strlen (full_branch),
&opts, cancellable, error))
return FALSE;
if (!add_file_from_data (a, "rootfs/commit",
repo,
g_variant_get_data (commit_data),
g_variant_get_size (commit_data),
&opts, cancellable, error))
return FALSE;
if (commit_metadata != NULL)
{
if (!add_file_from_data (a, "rootfs/commitmeta",
repo,
g_variant_get_data (commit_metadata),
g_variant_get_size (commit_metadata),
&opts, cancellable, error))
return FALSE;
}
str = generate_config_json (ref_parts[2]);
if (!add_file_from_data (a, "config.json",
repo,
str->str,
str->len,
&opts, cancellable, error))
return FALSE;
if (archive_write_close (a) != ARCHIVE_OK)
return propagate_libarchive_error (error, a);
g_print ("WARNING: the oci format produced by flatpak is experimental and unstable.\n"
"Don't use this for anything but experiments for now\n");
return TRUE;
#endif
}
gboolean
flatpak_builtin_build_bundle (int argc, char **argv, GCancellable *cancellable, GError **error)
{
g_autoptr(GOptionContext) context = NULL;
g_autoptr(GFile) file = NULL;
g_autoptr(GFile) repofile = NULL;
g_autoptr(OstreeRepo) repo = NULL;
const char *location;
const char *filename;
const char *name;
const char *branch;
g_autofree char *full_branch = NULL;
context = g_option_context_new ("LOCATION FILENAME NAME [BRANCH] - Create a single file bundle from a local repository");
if (!flatpak_option_context_parse (context, options, &argc, &argv, FLATPAK_BUILTIN_FLAG_NO_DIR, NULL, cancellable, error))
return FALSE;
if (argc < 4)
return usage_error (context, "LOCATION, FILENAME and NAME must be specified", error);
location = argv[1];
filename = argv[2];
name = argv[3];
if (argc >= 5)
branch = argv[4];
else
branch = "master";
repofile = g_file_new_for_commandline_arg (location);
repo = ostree_repo_new (repofile);
if (!g_file_query_exists (repofile, cancellable))
return flatpak_fail (error, "'%s' is not a valid repository", location);
file = g_file_new_for_commandline_arg (filename);
if (!flatpak_is_valid_name (name))
return flatpak_fail (error, "'%s' is not a valid name", name);
if (!flatpak_is_valid_branch (branch))
return flatpak_fail (error, "'%s' is not a valid branch name", branch);
if (opt_runtime)
full_branch = flatpak_build_runtime_ref (name, branch, opt_arch);
else
full_branch = flatpak_build_app_ref (name, branch, opt_arch);
if (!ostree_repo_open (repo, cancellable, error))
return FALSE;
if (opt_oci)
{
if (!build_oci (repo, file, name, full_branch, cancellable, error))
return FALSE;
}
else
{
if (!build_bundle (repo, file, name, full_branch, cancellable, error))
return FALSE;
}
return TRUE;
}
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