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authorJosé Bollo <jose.bollo@iot.bzh>2016-02-04 15:43:49 +0100
committerJosé Bollo <jose.bollo@iot.bzh>2016-02-04 15:48:32 +0100
commit50dd441a11440201e1da9da81a7103677e2282ad (patch)
tree489d653e78e1be60ae10877656c7aa09c9c49297
parentbb15844347ed0d53a795d24dce7035ab27df4e53 (diff)
Adding uninstallation of widgets
Change-Id: I8558a77312590181de5313c89ea4c9bdb9b477c7 Signed-off-by: José Bollo <jose.bollo@iot.bzh>
-rw-r--r--src/CMakeLists.txt1
-rw-r--r--src/afm-system-daemon.c30
-rw-r--r--src/secmgr-wrap.c11
-rw-r--r--src/secmgr-wrap.h17
-rw-r--r--src/simulation/security-manager.h3
-rw-r--r--src/wgtpkg-install.c2
-rw-r--r--src/wgtpkg-uninstall.c102
-rw-r--r--src/wgtpkg-uninstall.h20
8 files changed, 176 insertions, 10 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 9379142..0b055e8 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -75,6 +75,7 @@ add_library(wgtpkg
wgtpkg-files.c
wgtpkg-install.c
wgtpkg-permissions.c
+ wgtpkg-uninstall.c
wgtpkg-workdir.c
wgtpkg-xmlsec.c
wgtpkg-zip.c
diff --git a/src/afm-system-daemon.c b/src/afm-system-daemon.c
index f02ff3d..ab87c97 100644
--- a/src/afm-system-daemon.c
+++ b/src/afm-system-daemon.c
@@ -31,6 +31,7 @@
#include "afm-db.h"
#include "wgt-info.h"
#include "wgtpkg-install.h"
+#include "wgtpkg-uninstall.h"
static const char appname[] = "afm-system-daemon";
static const char *rootdir = NULL;
@@ -117,7 +118,34 @@ static void on_install(struct jreq *jreq, struct json_object *req)
static void on_uninstall(struct jreq *jreq, struct json_object *req)
{
- jbus_reply_error_s(jreq, "\"not yet implemented\"");
+ const char *idaver;
+ const char *root;
+ int rc;
+
+ /* scan the request */
+ switch (json_object_get_type(req)) {
+ case json_type_string:
+ idaver = json_object_get_string(req);
+ root = rootdir;
+ break;
+ case json_type_object:
+ idaver = j_get_string(req, "id", NULL);
+ if (idaver != NULL) {
+ root = j_get_string(req, "root", rootdir);
+ break;
+ }
+ default:
+ jbus_reply_error_s(jreq, error_bad_request);
+ return;
+ }
+
+ /* install the widget */
+ rc = uninstall_widget(idaver, root);
+ if (rc) {
+ jbus_reply_error_s(jreq, "\"uninstallation had error\"");
+ return;
+ }
+ jbus_reply_s(jreq, "true");
}
static int daemonize()
diff --git a/src/secmgr-wrap.c b/src/secmgr-wrap.c
index 78680a5..fee9d64 100644
--- a/src/secmgr-wrap.c
+++ b/src/secmgr-wrap.c
@@ -80,6 +80,17 @@ int secmgr_install()
return retcode(rc);
}
+int secmgr_uninstall()
+{
+ int rc;
+ assert(request != NULL);
+ rc = security_manager_app_uninstall(request);
+ if (rc != SECURITY_MANAGER_SUCCESS)
+ ERROR("security_manager_app_uninstall failed");
+ secmgr_cancel();
+ return retcode(rc);
+}
+
int secmgr_permit(const char *permission)
{
int rc;
diff --git a/src/secmgr-wrap.h b/src/secmgr-wrap.h
index 106b1b5..db5d0bb 100644
--- a/src/secmgr-wrap.h
+++ b/src/secmgr-wrap.h
@@ -16,12 +16,13 @@
limitations under the License.
*/
-int secmgr_init(const char *id);
-void secmgr_cancel();
-int secmgr_install();
-int secmgr_permit(const char *permission);
-int secmgr_path_public_read_only(const char *pathname);
-int secmgr_path_read_only(const char *pathname);
-int secmgr_path_read_write(const char *pathname);
+extern int secmgr_init(const char *id);
+extern void secmgr_cancel();
+extern int secmgr_install();
+extern int secmgr_uninstall();
+extern int secmgr_permit(const char *permission);
+extern int secmgr_path_public_read_only(const char *pathname);
+extern int secmgr_path_read_only(const char *pathname);
+extern int secmgr_path_read_write(const char *pathname);
-int secmgr_prepare_exec(const char *appid);
+extern int secmgr_prepare_exec(const char *appid);
diff --git a/src/simulation/security-manager.h b/src/simulation/security-manager.h
index 6bc379a..59c356d 100644
--- a/src/simulation/security-manager.h
+++ b/src/simulation/security-manager.h
@@ -52,6 +52,9 @@ static int diese = 0;
#define security_manager_app_install(r) \
(printf("security_manager_app_install(%p)\n",r), SECURITY_MANAGER_SUCCESS)
+#define security_manager_app_uninstall(r) \
+ (printf("security_manager_app_uninstall(%p)\n",r), SECURITY_MANAGER_SUCCESS)
+
#define security_manager_prepare_app(a) \
(printf("security_manager_prepare_app(%s)\n",a), SECURITY_MANAGER_SUCCESS)
diff --git a/src/wgtpkg-install.c b/src/wgtpkg-install.c
index b8646fa..deb2741 100644
--- a/src/wgtpkg-install.c
+++ b/src/wgtpkg-install.c
@@ -137,7 +137,7 @@ static int install_icon(const struct wgt_desc *desc)
int rc;
create_directory(FWK_ICON_DIR, 0755, 1);
- rc = snprintf(link, sizeof link, "%s/%s@%s", FWK_ICON_DIR, desc->id, desc->ver);
+ rc = snprintf(link, sizeof link, "%s/%s", FWK_ICON_DIR, desc->idaver);
if (rc >= sizeof link) {
ERROR("link to long in install_icon");
errno = EINVAL;
diff --git a/src/wgtpkg-uninstall.c b/src/wgtpkg-uninstall.c
new file mode 100644
index 0000000..7516c3f
--- /dev/null
+++ b/src/wgtpkg-uninstall.c
@@ -0,0 +1,102 @@
+/*
+ Copyright 2015 IoT.bzh
+
+ author: José Bollo <jose.bollo@iot.bzh>
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#define _GNU_SOURCE
+
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
+#include <stdio.h>
+#include <assert.h>
+#include <unistd.h>
+
+#include "verbose.h"
+#include "utils-dir.h"
+#include "secmgr-wrap.h"
+
+/* uninstall the widget of idaver */
+int uninstall_widget(const char *idaver, const char *root)
+{
+ char *id;
+ char *ver;
+ char path[PATH_MAX];
+ const char *at;
+ int rc, rc2;
+
+ NOTICE("-- UNINSTALLING widget of id %s from %s --", idaver, root);
+
+ /* find the last '@' of the id */
+ at = strrchr(idaver, '@');
+ if (at == NULL) {
+ ERROR("bad widget id '%s', no @", idaver);
+ errno = EINVAL;
+ return -1;
+ }
+ id = strndupa(idaver, at - idaver);
+ ver = strdupa(at + 1);
+
+ /* compute the path */
+ rc = snprintf(path, sizeof path, "%s/%s/%s", root, id, ver);
+ if (rc >= sizeof path) {
+ ERROR("bad widget id '%s', too long", idaver);
+ errno = EINVAL;
+ return -1;
+ }
+
+ /* removes the directory of the application */
+ rc = remove_directory(path, 1);
+ if (rc < 0) {
+ ERROR("error while removing directory '%s': %m", path);
+ return -1;
+ }
+
+ /* removes the icon of the application */
+ rc = snprintf(path, sizeof path, "%s/%s", FWK_ICON_DIR, idaver);
+ assert(rc < sizeof path);
+ rc = unlink(path);
+ if (rc < 0)
+ ERROR("can't removing '%s': %m", path);
+
+ /* removes the parent directory if empty */
+ rc2 = snprintf(path, sizeof path, "%s/%s", root, id);
+ assert(rc2 < sizeof path);
+ rc2 = rmdir(path);
+ if (rc < 0 && errno == ENOTEMPTY)
+ return rc;
+ if (rc < 0) {
+ ERROR("error while removing directory '%s': %m", path);
+ return -1;
+ }
+
+ /*
+ * parent directory removed: last occurrence of the application
+ * uninstall it for the security-manager
+ */
+ rc2 = secmgr_init(id);
+ if (rc2) {
+ ERROR("can't init security manager context");
+ return -1;
+ }
+ rc2 = secmgr_uninstall();
+ if (rc2) {
+ ERROR("can't uninstall security manager context");
+ return -1;
+ }
+ return rc;
+}
+
diff --git a/src/wgtpkg-uninstall.h b/src/wgtpkg-uninstall.h
new file mode 100644
index 0000000..f3b4c5b
--- /dev/null
+++ b/src/wgtpkg-uninstall.h
@@ -0,0 +1,20 @@
+/*
+ Copyright 2015 IoT.bzh
+
+ author: José Bollo <jose.bollo@iot.bzh>
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+extern int uninstall_widget(const char *idaver, const char *root);
+