diff options
Diffstat (limited to 'src/libostree')
-rw-r--r-- | src/libostree/ostree-sysroot.c | 176 | ||||
-rw-r--r-- | src/libostree/ostree-sysroot.h | 42 | ||||
-rw-r--r-- | src/libostree/ostree-types.h | 1 | ||||
-rw-r--r-- | src/libostree/ostree.h | 1 |
4 files changed, 220 insertions, 0 deletions
diff --git a/src/libostree/ostree-sysroot.c b/src/libostree/ostree-sysroot.c new file mode 100644 index 00000000..4fa27af0 --- /dev/null +++ b/src/libostree/ostree-sysroot.c @@ -0,0 +1,176 @@ +/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- + * + * Copyright (C) 2013 Colin Walters <walters@verbum.org> + * + * This library 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, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "otutil.h" +#include "libgsystem.h" + +#include "ostree-sysroot.h" + +/** + * SECTION:libostree-sysroot + * @title: Root partition mount point + * @short_description: Manage physical root filesystem + * + * A #OstreeSysroot object represents a physical root filesystem, + * which in particular should contain a toplevel /ostree directory. + * Inside this directory is an #OstreeRepo in /ostree/repo, plus a set + * of deployments in /ostree/deploy. + */ + +struct OstreeSysroot { + GObject parent; + + GFile *path; + int sysroot_fd; +}; + +typedef struct { + GObjectClass parent_class; +} OstreeSysrootClass; + +enum { + PROP_0, + + PROP_PATH +}; + +G_DEFINE_TYPE (OstreeSysroot, ostree_sysroot, G_TYPE_OBJECT) + +static void +ostree_sysroot_finalize (GObject *object) +{ + OstreeSysroot *self = OSTREE_SYSROOT (object); + + g_clear_object (&self->path); + + G_OBJECT_CLASS (ostree_sysroot_parent_class)->finalize (object); +} + +static void +ostree_sysroot_set_property(GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + OstreeSysroot *self = OSTREE_SYSROOT (object); + + switch (prop_id) + { + case PROP_PATH: + /* Canonicalize */ + self->path = g_file_new_for_path (gs_file_get_path_cached (g_value_get_object (value))); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +ostree_sysroot_get_property(GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + OstreeSysroot *self = OSTREE_SYSROOT (object); + + switch (prop_id) + { + case PROP_PATH: + g_value_set_object (value, self->path); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +ostree_sysroot_constructed (GObject *object) +{ + OstreeSysroot *self = OSTREE_SYSROOT (object); + + g_assert (self->path != NULL); + + G_OBJECT_CLASS (ostree_sysroot_parent_class)->constructed (object); +} + +static void +ostree_sysroot_class_init (OstreeSysrootClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->constructed = ostree_sysroot_constructed; + object_class->get_property = ostree_sysroot_get_property; + object_class->set_property = ostree_sysroot_set_property; + object_class->finalize = ostree_sysroot_finalize; + + g_object_class_install_property (object_class, + PROP_PATH, + g_param_spec_object ("path", + "", + "", + G_TYPE_FILE, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); +} + +static void +ostree_sysroot_init (OstreeSysroot *self) +{ + self->sysroot_fd = -1; +} + +/** + * ostree_sysroot_new: + * @path: Path to a system root directory + * + * Returns: (transfer full): An accessor object for an system root located at @path + */ +OstreeSysroot* +ostree_sysroot_new (GFile *path) +{ + return g_object_new (OSTREE_TYPE_SYSROOT, "path", path, NULL); +} + +/** + * ostree_sysroot_new_default: + * + * Returns: (transfer full): An accessor for the current visible root / filesystem + */ +OstreeSysroot* +ostree_sysroot_new_default (void) +{ + gs_unref_object GFile *rootfs = g_file_new_for_path ("/"); + return ostree_sysroot_new (rootfs); +} + +/** + * ostree_sysroot_get_path: + * @self: + * + * Returns: (transfer none): Path to rootfs + */ +GFile * +ostree_sysroot_get_path (OstreeSysroot *self) +{ + return self->path; +} diff --git a/src/libostree/ostree-sysroot.h b/src/libostree/ostree-sysroot.h new file mode 100644 index 00000000..b983383b --- /dev/null +++ b/src/libostree/ostree-sysroot.h @@ -0,0 +1,42 @@ +/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- + * + * Copyright (C) 2013 Colin Walters <walters@verbum.org> + * + * This library 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, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#pragma once + +#include "ostree-repo.h" + +G_BEGIN_DECLS + +#define OSTREE_TYPE_SYSROOT ostree_sysroot_get_type() +#define OSTREE_SYSROOT(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST ((obj), OSTREE_TYPE_SYSROOT, OstreeSysroot)) +#define OSTREE_IS_SYSROOT(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE ((obj), OSTREE_TYPE_SYSROOT)) + +GType ostree_sysroot_get_type (void); + +OstreeSysroot* ostree_sysroot_new (GFile *path); + +OstreeSysroot* ostree_sysroot_new_default (void); + +GFile *ostree_sysroot_get_path (OstreeSysroot *self); + +G_END_DECLS + diff --git a/src/libostree/ostree-types.h b/src/libostree/ostree-types.h index a0fff03d..b15cbbc9 100644 --- a/src/libostree/ostree-types.h +++ b/src/libostree/ostree-types.h @@ -27,6 +27,7 @@ G_BEGIN_DECLS typedef struct OstreeRepo OstreeRepo; +typedef struct OstreeSysroot OstreeSysroot; typedef struct OstreeMutableTree OstreeMutableTree; typedef struct OstreeRepoFile OstreeRepoFile; diff --git a/src/libostree/ostree.h b/src/libostree/ostree.h index efafe0d3..aaaeb1b4 100644 --- a/src/libostree/ostree.h +++ b/src/libostree/ostree.h @@ -26,4 +26,5 @@ #include <ostree-repo.h> #include <ostree-mutable-tree.h> #include <ostree-repo-file.h> +#include <ostree-sysroot.h> #include <ostree-diff.h> |