mirror of
https://github.com/topjohnwu/Magisk
synced 2024-11-14 22:28:37 +01:00
Adjust several operation orders
This commit is contained in:
topjohnwu
parent
6eb7c0b5d6
commit
a7dfc20967
@ -409,6 +409,64 @@ static void link_busybox() {
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symlink(MIRRDIR "/bin/busybox", BBPATH "/busybox");
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}
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static int prepare_img() {
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int new_img = 0;
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if (access(MAINIMG, F_OK) == -1) {
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if (create_img(MAINIMG, 64))
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return 1;
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new_img = 1;
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}
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LOGI("* Mounting " MAINIMG "\n");
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// Mounting magisk image
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char *magiskloop = mount_image(MAINIMG, MOUNTPOINT);
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if (magiskloop == NULL)
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return 1;
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vec_init(&module_list);
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if (new_img) {
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xmkdir(COREDIR, 0755);
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xmkdir(COREDIR "/post-fs-data.d", 0755);
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xmkdir(COREDIR "/service.d", 0755);
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xmkdir(COREDIR "/props", 0755);
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} else {
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DIR *dir = xopendir(MOUNTPOINT);
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struct dirent *entry;
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while ((entry = xreaddir(dir))) {
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if (entry->d_type == DT_DIR) {
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if (strcmp(entry->d_name, ".") == 0 ||
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strcmp(entry->d_name, "..") == 0 ||
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strcmp(entry->d_name, ".core") == 0 ||
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strcmp(entry->d_name, "lost+found") == 0)
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continue;
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snprintf(buf, PATH_MAX, "%s/%s/remove", MOUNTPOINT, entry->d_name);
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if (access(buf, F_OK) == 0) {
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rm_rf(buf);
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continue;
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}
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snprintf(buf, PATH_MAX, "%s/%s/disable", MOUNTPOINT, entry->d_name);
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if (access(buf, F_OK) == 0)
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continue;
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vec_push_back(&module_list, strdup(entry->d_name));
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}
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}
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closedir(dir);
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// Trim image
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umount_image(MOUNTPOINT, magiskloop);
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free(magiskloop);
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trim_img(MAINIMG);
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// Remount them back :)
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magiskloop = mount_image(MAINIMG, MOUNTPOINT);
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free(magiskloop);
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}
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return 0;
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}
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/****************
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* Entry points *
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****************/
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@ -511,38 +569,26 @@ void post_fs_data(int client) {
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return;
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}
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int new_img = 0;
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if (access(MAINIMG, F_OK) == -1) {
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if (create_img(MAINIMG, 64))
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goto unblock;
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new_img = 1;
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}
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LOGI("* Mounting " MAINIMG "\n");
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// Mounting magisk image
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char *magiskloop = mount_image(MAINIMG, MOUNTPOINT);
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if (magiskloop == NULL)
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// Trim, mount magisk.img, which will also travel through the modules
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// After this, it will create the module list
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if (prepare_img())
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goto unblock;
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if (new_img) {
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xmkdir(COREDIR, 0755);
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xmkdir(COREDIR "/post-fs-data.d", 0755);
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xmkdir(COREDIR "/service.d", 0755);
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xmkdir(COREDIR "/props", 0755);
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}
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// Run common scripts
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LOGI("* Running post-fs-data.d scripts\n");
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exec_common_script("post-fs-data");
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// Core only mode
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if (access(DISABLEFILE, F_OK) == 0)
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goto core_only;
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DIR *dir;
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struct dirent *entry;
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// Execute module scripts
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LOGI("* Running module post-fs-data scripts\n");
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exec_module_script("post-fs-data");
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char *module;
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struct node_entry *sys_root, *ven_root = NULL, *child;
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dir = xopendir(MOUNTPOINT);
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// Create the system root entry
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sys_root = xcalloc(sizeof(*sys_root), 1);
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sys_root->name = strdup("system");
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@ -550,70 +596,36 @@ void post_fs_data(int client) {
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int has_modules = 0;
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// Travel through each modules
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vec_init(&module_list);
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LOGI("* Loading modules\n");
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while ((entry = xreaddir(dir))) {
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if (entry->d_type == DT_DIR) {
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if (strcmp(entry->d_name, ".") == 0 ||
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strcmp(entry->d_name, "..") == 0 ||
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strcmp(entry->d_name, ".core") == 0 ||
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strcmp(entry->d_name, "lost+found") == 0)
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continue;
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snprintf(buf, PATH_MAX, "%s/%s", MOUNTPOINT, entry->d_name);
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// Check whether remove
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snprintf(buf2, PATH_MAX, "%s/remove", buf);
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if (access(buf2, F_OK) == 0) {
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rm_rf(buf);
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continue;
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}
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// Check whether disable
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snprintf(buf2, PATH_MAX, "%s/disable", buf);
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if (access(buf2, F_OK) == 0)
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continue;
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// Add the module to list
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module = strdup(entry->d_name);
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vec_push_back(&module_list, module);
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// Read props
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snprintf(buf2, PATH_MAX, "%s/system.prop", buf);
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if (access(buf2, F_OK) == 0) {
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LOGI("%s: loading [system.prop]\n", module);
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read_prop_file(buf2, 0);
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}
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// Check whether enable auto_mount
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snprintf(buf2, PATH_MAX, "%s/auto_mount", buf);
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if (access(buf2, F_OK) == -1)
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continue;
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// Double check whether the system folder exists
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snprintf(buf2, PATH_MAX, "%s/system", buf);
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if (access(buf2, F_OK) == -1)
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continue;
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// Construct structure
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has_modules = 1;
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LOGI("%s: constructing magic mount structure\n", module);
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// If /system/vendor exists in module, create a link outside
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snprintf(buf2, PATH_MAX, "%s/system/vendor", buf);
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if (access(buf2, F_OK) == 0) {
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snprintf(buf, PATH_MAX, "%s/%s/vendor", MOUNTPOINT, module);
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unlink(buf);
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symlink(buf2, buf);
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}
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construct_tree(module, sys_root);
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vec_for_each(&module_list, module) {
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// Read props
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snprintf(buf, PATH_MAX, "%s/%s/system.prop", MOUNTPOINT, module);
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if (access(buf, F_OK) == 0) {
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LOGI("%s: loading [system.prop]\n", module);
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read_prop_file(buf, 0);
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}
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// Check whether enable auto_mount
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snprintf(buf, PATH_MAX, "%s/%s/auto_mount", MOUNTPOINT, module);
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if (access(buf, F_OK) == -1)
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continue;
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// Double check whether the system folder exists
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snprintf(buf, PATH_MAX, "%s/%s/system", MOUNTPOINT, module);
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if (access(buf, F_OK) == -1)
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continue;
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// Construct structure
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has_modules = 1;
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LOGI("%s: constructing magic mount structure\n", module);
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// If /system/vendor exists in module, create a link outside
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snprintf(buf, PATH_MAX, "%s/%s/system/vendor", MOUNTPOINT, module);
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if (access(buf, F_OK) == 0) {
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snprintf(buf2, PATH_MAX, "%s/%s/vendor", MOUNTPOINT, module);
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unlink(buf2);
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symlink(buf, buf2);
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}
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construct_tree(module, sys_root);
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}
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closedir(dir);
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// Trim image
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umount_image(MOUNTPOINT, magiskloop);
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free(magiskloop);
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trim_img(MAINIMG);
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// Remount them back :)
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magiskloop = mount_image(MAINIMG, MOUNTPOINT);
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free(magiskloop);
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if (has_modules) {
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// Extract the vendor node out of system tree and swap with placeholder
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vec_for_each(sys_root->children, child) {
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@ -640,15 +652,7 @@ void post_fs_data(int client) {
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destroy_subtree(sys_root);
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if (ven_root) destroy_subtree(ven_root);
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// Execute module scripts
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LOGI("* Running module post-fs-data scripts\n");
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exec_module_script("post-fs-data");
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core_only:
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// Run common scripts
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LOGI("* Running post-fs-data.d scripts\n");
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exec_common_script("post-fs-data");
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// Systemless hosts
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if (access(HOSTSFILE, F_OK) == 0) {
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LOGI("* Enabling systemless hosts file support");
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@ -685,6 +689,10 @@ void late_start(int client) {
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// Wait till the full patch is done
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pthread_join(sepol_patch, NULL);
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// Run scripts after full patch, most reliable way to run scripts
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LOGI("* Running service.d scripts\n");
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exec_common_script("service");
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// Core only mode
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if (access(DISABLEFILE, F_OK) == 0)
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goto core_only;
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@ -693,10 +701,6 @@ void late_start(int client) {
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exec_module_script("service");
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core_only:
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// Run scripts after full patch, most reliable way to run scripts
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LOGI("* Running service.d scripts\n");
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exec_common_script("service");
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// Install Magisk Manager if exists
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if (access(MANAGERAPK, F_OK) == 0) {
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while (1) {
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