forked from Mirrors/flatpak-builder
403 lines
11 KiB
C
403 lines
11 KiB
C
/* builder-source-git.c
|
|
*
|
|
* Copyright (C) 2015 Red Hat, Inc
|
|
*
|
|
* This file 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 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This file 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 General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Authors:
|
|
* Alexander Larsson <alexl@redhat.com>
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <string.h>
|
|
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <sys/statfs.h>
|
|
|
|
#include "builder-utils.h"
|
|
|
|
#include "builder-source-git.h"
|
|
#include "builder-utils.h"
|
|
|
|
struct BuilderSourceGit {
|
|
BuilderSource parent;
|
|
|
|
char *url;
|
|
char *branch;
|
|
};
|
|
|
|
typedef struct {
|
|
BuilderSourceClass parent_class;
|
|
} BuilderSourceGitClass;
|
|
|
|
G_DEFINE_TYPE (BuilderSourceGit, builder_source_git, BUILDER_TYPE_SOURCE);
|
|
|
|
enum {
|
|
PROP_0,
|
|
PROP_URL,
|
|
PROP_BRANCH,
|
|
LAST_PROP
|
|
};
|
|
|
|
static void
|
|
builder_source_git_finalize (GObject *object)
|
|
{
|
|
BuilderSourceGit *self = (BuilderSourceGit *)object;
|
|
|
|
g_free (self->url);
|
|
g_free (self->branch);
|
|
|
|
G_OBJECT_CLASS (builder_source_git_parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
builder_source_git_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
BuilderSourceGit *self = BUILDER_SOURCE_GIT (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_URL:
|
|
g_value_set_string (value, self->url);
|
|
break;
|
|
|
|
case PROP_BRANCH:
|
|
g_value_set_string (value, self->branch);
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
}
|
|
}
|
|
|
|
static void
|
|
builder_source_git_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
BuilderSourceGit *self = BUILDER_SOURCE_GIT (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_URL:
|
|
g_free (self->url);
|
|
self->url = g_value_dup_string (value);
|
|
break;
|
|
|
|
case PROP_BRANCH:
|
|
g_free (self->branch);
|
|
self->branch = g_value_dup_string (value);
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
}
|
|
}
|
|
|
|
typedef struct
|
|
{
|
|
GError *error;
|
|
GError *splice_error;
|
|
GMainLoop *loop;
|
|
int refs;
|
|
} GitData;
|
|
|
|
static gboolean git (GFile *dir,
|
|
char **output,
|
|
GError **error,
|
|
const gchar *argv1,
|
|
...) G_GNUC_NULL_TERMINATED;
|
|
|
|
|
|
static void
|
|
git_data_exit (GitData *data)
|
|
{
|
|
data->refs--;
|
|
if (data->refs == 0)
|
|
g_main_loop_quit (data->loop);
|
|
}
|
|
|
|
static void
|
|
git_output_spliced_cb (GObject *obj,
|
|
GAsyncResult *result,
|
|
gpointer user_data)
|
|
{
|
|
GitData *data = user_data;
|
|
|
|
g_output_stream_splice_finish (G_OUTPUT_STREAM (obj), result, &data->splice_error);
|
|
git_data_exit (data);
|
|
}
|
|
|
|
static void
|
|
git_exit_cb (GObject *obj,
|
|
GAsyncResult *result,
|
|
gpointer user_data)
|
|
{
|
|
GitData *data = user_data;
|
|
|
|
g_subprocess_wait_check_finish (G_SUBPROCESS (obj), result, &data->error);
|
|
git_data_exit (data);
|
|
}
|
|
|
|
static gboolean
|
|
git (GFile *dir,
|
|
char **output,
|
|
GError **error,
|
|
const gchar *argv1,
|
|
...)
|
|
{
|
|
g_autoptr(GSubprocessLauncher) launcher = NULL;
|
|
g_autoptr(GSubprocess) subp = NULL;
|
|
GPtrArray *args;
|
|
const gchar *arg;
|
|
GInputStream *in;
|
|
g_autoptr(GOutputStream) out = NULL;
|
|
g_autoptr(GMainLoop) loop = NULL;
|
|
va_list ap;
|
|
GitData data = {0};
|
|
|
|
args = g_ptr_array_new ();
|
|
g_ptr_array_add (args, "git");
|
|
va_start (ap, argv1);
|
|
g_ptr_array_add (args, (gchar *) argv1);
|
|
while ((arg = va_arg (ap, const gchar *)))
|
|
g_ptr_array_add (args, (gchar *) arg);
|
|
g_ptr_array_add (args, NULL);
|
|
va_end (ap);
|
|
|
|
launcher = g_subprocess_launcher_new (0);
|
|
|
|
if (output)
|
|
g_subprocess_launcher_set_flags (launcher, G_SUBPROCESS_FLAGS_STDOUT_PIPE);
|
|
|
|
if (dir)
|
|
{
|
|
g_autofree char *path = g_file_get_path (dir);
|
|
g_subprocess_launcher_set_cwd (launcher, path);
|
|
}
|
|
|
|
subp = g_subprocess_launcher_spawnv (launcher, (const gchar * const *) args->pdata, error);
|
|
g_ptr_array_free (args, TRUE);
|
|
|
|
if (subp == NULL)
|
|
return FALSE;
|
|
|
|
loop = g_main_loop_new (NULL, FALSE);
|
|
|
|
data.loop = loop;
|
|
data.refs = 1;
|
|
|
|
if (output)
|
|
{
|
|
data.refs++;
|
|
in = g_subprocess_get_stdout_pipe (subp);
|
|
out = g_memory_output_stream_new_resizable ();
|
|
g_output_stream_splice_async (out,
|
|
in,
|
|
G_OUTPUT_STREAM_SPLICE_CLOSE_TARGET,
|
|
0,
|
|
NULL,
|
|
git_output_spliced_cb,
|
|
&data);
|
|
}
|
|
|
|
g_subprocess_wait_async (subp, NULL, git_exit_cb, &data);
|
|
|
|
g_main_loop_run (loop);
|
|
|
|
if (data.error)
|
|
{
|
|
g_propagate_error (error, data.error);
|
|
g_clear_error (&data.splice_error);
|
|
return FALSE;
|
|
}
|
|
|
|
if (out)
|
|
{
|
|
if (data.splice_error)
|
|
{
|
|
g_propagate_error (error, data.splice_error);
|
|
return FALSE;
|
|
}
|
|
|
|
/* Null terminate */
|
|
g_output_stream_write (out, "\0", 1, NULL, NULL);
|
|
*output = g_memory_output_stream_steal_data (G_MEMORY_OUTPUT_STREAM (out));
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static GFile *
|
|
get_mirror_dir (BuilderSourceGit *self, BuilderContext *context)
|
|
{
|
|
g_autoptr(GFile) git_dir = NULL;
|
|
g_autofree char *filename = NULL;
|
|
g_autofree char *git_dir_path = NULL;
|
|
|
|
git_dir = g_file_get_child (builder_context_get_state_dir (context),
|
|
"git");
|
|
|
|
git_dir_path = g_file_get_path (git_dir);
|
|
g_mkdir_with_parents (git_dir_path, 0755);
|
|
|
|
filename = builder_uri_to_filename (self->url);
|
|
return g_file_get_child (git_dir, filename);
|
|
}
|
|
|
|
static const char *
|
|
get_branch (BuilderSourceGit *self)
|
|
{
|
|
if (self->branch)
|
|
return self->branch;
|
|
else
|
|
return "master";
|
|
}
|
|
|
|
static char *
|
|
get_current_commit (BuilderSourceGit *self, BuilderContext *context, GError **error)
|
|
{
|
|
g_autoptr(GFile) mirror_dir = NULL;
|
|
char *output = NULL;
|
|
|
|
mirror_dir = get_mirror_dir (self, context);
|
|
|
|
if (!git (mirror_dir, &output, error,
|
|
"rev-parse", get_branch (self), NULL))
|
|
return NULL;
|
|
|
|
return output;
|
|
}
|
|
|
|
static gboolean
|
|
builder_source_git_download (BuilderSource *source,
|
|
BuilderContext *context,
|
|
GError **error)
|
|
{
|
|
BuilderSourceGit *self = BUILDER_SOURCE_GIT (source);
|
|
g_autoptr(GFile) mirror_dir = NULL;
|
|
|
|
if (self->url == NULL)
|
|
{
|
|
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "URL not specified");
|
|
return NULL;
|
|
}
|
|
|
|
mirror_dir = get_mirror_dir (self, context);
|
|
|
|
if (!g_file_query_exists (mirror_dir, NULL))
|
|
{
|
|
g_autofree char *filename = g_file_get_basename (mirror_dir);
|
|
g_autoptr(GFile) parent = g_file_get_parent (mirror_dir);
|
|
g_autofree char *filename_tmp = g_strconcat (filename, ".clone_tmp", NULL);
|
|
g_autoptr(GFile) mirror_dir_tmp = g_file_get_child (parent, filename_tmp);
|
|
|
|
if (!git (parent, NULL, error,
|
|
"clone", "--mirror", self->url, filename_tmp, NULL) ||
|
|
!g_file_move (mirror_dir_tmp, mirror_dir, 0, NULL, NULL, NULL, error))
|
|
return FALSE;
|
|
}
|
|
else
|
|
{
|
|
if (!git (mirror_dir, NULL, error,
|
|
"fetch", NULL))
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
builder_source_git_extract (BuilderSource *source,
|
|
GFile *dest,
|
|
BuilderContext *context,
|
|
GError **error)
|
|
{
|
|
BuilderSourceGit *self = BUILDER_SOURCE_GIT (source);
|
|
g_autoptr(GFile) mirror_dir = NULL;
|
|
g_autofree char *mirror_dir_path = NULL;
|
|
g_autofree char *dest_path = NULL;
|
|
|
|
mirror_dir = get_mirror_dir (self, context);
|
|
|
|
mirror_dir_path = g_file_get_path (mirror_dir);
|
|
dest_path = g_file_get_path (dest);
|
|
|
|
if (!git (NULL, NULL, error,
|
|
"clone", "--branch", get_branch (self), "--recursive", mirror_dir_path, dest_path, NULL))
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
builder_source_git_checksum (BuilderSource *source,
|
|
BuilderCache *cache,
|
|
BuilderContext *context)
|
|
{
|
|
BuilderSourceGit *self = BUILDER_SOURCE_GIT (source);
|
|
g_autofree char *current_commit;
|
|
g_autoptr(GError) error = NULL;
|
|
|
|
builder_cache_checksum_str (cache, self->url);
|
|
builder_cache_checksum_str (cache, self->branch);
|
|
|
|
current_commit = get_current_commit (self, context, &error);
|
|
if (current_commit)
|
|
builder_cache_checksum_str (cache, current_commit);
|
|
else if (error)
|
|
g_warning ("Failed to get current git checksum: %s", error->message);
|
|
}
|
|
|
|
static void
|
|
builder_source_git_class_init (BuilderSourceGitClass *klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
BuilderSourceClass *source_class = BUILDER_SOURCE_CLASS (klass);
|
|
|
|
object_class->finalize = builder_source_git_finalize;
|
|
object_class->get_property = builder_source_git_get_property;
|
|
object_class->set_property = builder_source_git_set_property;
|
|
|
|
source_class->download = builder_source_git_download;
|
|
source_class->extract = builder_source_git_extract;
|
|
source_class->checksum = builder_source_git_checksum;
|
|
|
|
g_object_class_install_property (object_class,
|
|
PROP_URL,
|
|
g_param_spec_string ("url",
|
|
"",
|
|
"",
|
|
NULL,
|
|
G_PARAM_READWRITE));
|
|
g_object_class_install_property (object_class,
|
|
PROP_BRANCH,
|
|
g_param_spec_string ("branch",
|
|
"",
|
|
"",
|
|
NULL,
|
|
G_PARAM_READWRITE));
|
|
}
|
|
|
|
static void
|
|
builder_source_git_init (BuilderSourceGit *self)
|
|
{
|
|
}
|