add clearing cache for external storage.

Change-Id: I2f798d7f4b08d3e16f721dba61620b7e2b3d2541
Signed-off-by: jongmyeongko <jongmyeong.ko@samsung.com>

diff --git a/src/pkg_clearcache.c b/src/pkg_clearcache.c
index ba7f11063c541d4b21804667a273630186dccfe7..2352ec4c683ffea963ef9d73572f55211f793232 100644 (file)
--- a/src/pkg_clearcache.c
+++ b/src/pkg_clearcache.c
@@ -36,6 +36,7 @@
 
 #define MAX_PKG_NAME_LEN       256
 #define INTERNAL_CACHE_PATH_PREFIX tzplatform_getenv(TZ_USER_APP)
+#define EXTERNAL_CACHE_PATH_PREFIX tzplatform_mkpath(TZ_SYS_MEDIA, "SDCardA1/apps")
 #define CACHE_PATH_POSTFIX "/cache"
 #define SHARED_PATH_POSTFIX "/shared/cache"
 
@@ -64,33 +65,38 @@ static int __clear_dir(const char *dirname)
 
        dp = opendir(dirname);
        if (dp == NULL) {
+               if (errno == ENOENT) {
+                       LOGD("no entry, path(%s)", dirname);
+                       free(abs_filename);
+                       return 0;
+               }
                LOGE("Couldn't open the directory. errno : %d (%s)\n", errno,
-                               strerror_r(errno, buf, sizeof(buf)));
+                       strerror_r(errno, buf, sizeof(buf)));
                goto err;
        }
 
        for (ret = readdir_r(dp, &ep, &result);
-                       ret == 0 && result != NULL;
-                       ret = readdir_r(dp, &ep, &result)) {
+               ret == 0 && result != NULL;
+               ret = readdir_r(dp, &ep, &result)) {
                snprintf(abs_filename, PATH_MAX - 1, "%s/%s", dirname,
-                               ep.d_name);
+                       ep.d_name);
                if (lstat(abs_filename, &stFileInfo) < 0)
                        perror(abs_filename);
 
                if (S_ISDIR(stFileInfo.st_mode)) {
                        if (strcmp(ep.d_name, ".") &&
-                                       strcmp(ep.d_name, "..")) {
+                               strcmp(ep.d_name, "..")) {
                                ret = __clear_dir(abs_filename);
                                if (ret != 0)
                                        LOGE("Couldn't remove the directory. "
-                                                       "errno : %d (%s)\n",
-                                                       errno, strerror_r(errno, buf, sizeof(buf)));
+                                               "errno : %d (%s)\n",
+                                               errno, strerror_r(errno, buf, sizeof(buf)));
 
                                ret = remove(abs_filename);
                                if (ret != 0) {
                                        LOGE("Couldn't remove the directory. "
-                                                       "errno : %d (%s)\n",
-                                                       errno, strerror_r(errno, buf, sizeof(buf)));
+                                               "errno : %d (%s)\n",
+                                               errno, strerror_r(errno, buf, sizeof(buf)));
                                        goto err;
                                }
                        }
@@ -98,8 +104,8 @@ static int __clear_dir(const char *dirname)
                        ret = remove(abs_filename);
                        if (ret != 0) {
                                LOGE("Couldn't remove the directory. errno : "
-                                               "%d (%s)\n", errno,
-                                               strerror_r(errno, buf, sizeof(buf)));
+                                       "%d (%s)\n", errno,
+                                       strerror_r(errno, buf, sizeof(buf)));
                                goto err;
                        }
                }
@@ -121,6 +127,7 @@ err:
 static int __clear_cache_dir(const char *pkgid)
 {
        int ret = 0;
+       uid_t uid = getuid();
        char dirname[PATH_MAX] = {0,};
 
        if (pkgid == NULL) {
@@ -130,7 +137,7 @@ static int __clear_cache_dir(const char *pkgid)
 
        /* cache internal */
        snprintf(dirname, sizeof(dirname), "%s/%s%s",
-                       INTERNAL_CACHE_PATH_PREFIX, pkgid, CACHE_PATH_POSTFIX);
+               INTERNAL_CACHE_PATH_PREFIX, pkgid, CACHE_PATH_POSTFIX);
 
        ret = __clear_dir(dirname);
        if (ret < 0)
@@ -138,7 +145,31 @@ static int __clear_cache_dir(const char *pkgid)
 
        /* shared/cache internal */
        snprintf(dirname, sizeof(dirname), "%s/%s%s",
-                       INTERNAL_CACHE_PATH_PREFIX, pkgid, SHARED_PATH_POSTFIX);
+               INTERNAL_CACHE_PATH_PREFIX, pkgid, SHARED_PATH_POSTFIX);
+
+       ret = __clear_dir(dirname);
+       if (ret < 0)
+               LOGE("Failed to clear internal shared cache dir.");
+
+       /* cache external */
+       tzplatform_set_user(uid);
+
+       snprintf(dirname, sizeof(dirname), "%s%s%s",
+               EXTERNAL_CACHE_PATH_PREFIX,
+               tzplatform_mkpath(TZ_USER_NAME, pkgid),
+               CACHE_PATH_POSTFIX);
+
+       ret = __clear_dir(dirname);
+       if (ret < 0)
+               LOGE("Failed to clear external cache dir.");
+
+       /* shared/cache external */
+       snprintf(dirname, sizeof(dirname), "%s%s%s",
+               EXTERNAL_CACHE_PATH_PREFIX,
+               tzplatform_mkpath(TZ_USER_NAME, pkgid),
+               SHARED_PATH_POSTFIX);
+
+       tzplatform_reset_user();
 
        ret = __clear_dir(dirname);
        if (ret < 0)
@@ -177,7 +208,7 @@ static int __clear_all_cache_dir(void)
        int res;
 
        res = pkgmgrinfo_pkginfo_get_usr_list(__clear_all_cache_dir_cb,
-                       &err_cnt, getuid());
+               &err_cnt, getuid());
        if (res != PMINFO_R_OK) {
                LOGE("Failed to get pkg list. (%d)", res);
                return -1;