mirror of
https://github.com/topjohnwu/Magisk.git
synced 2024-11-28 12:35:26 +00:00
92 lines
2.1 KiB
C++
92 lines
2.1 KiB
C++
#include <unistd.h>
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#include <cstdio>
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#include <cstdlib>
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#include <string>
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#include <vector>
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#include <magisk.h>
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#include <utils.h>
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#include <selinux.h>
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using namespace std;
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static void set_path() {
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char buf[4096];
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sprintf(buf, BBPATH ":%s", getenv("PATH"));
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setenv("PATH", buf, 1);
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}
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void exec_script(const char *script) {
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exec_t exec {
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.pre_exec = set_path,
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.fork = fork_no_zombie
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};
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exec_command_sync(exec, "/system/bin/sh", script);
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}
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void exec_common_script(const char *stage) {
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char path[4096];
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sprintf(path, SECURE_DIR "/%s.d", stage);
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auto dir = xopen_dir(path);
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if (!dir)
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return;
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chdir(path);
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bool pfs = stage == "post-fs-data"sv;
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for (dirent *entry; (entry = xreaddir(dir.get()));) {
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if (entry->d_type == DT_REG) {
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if (access(entry->d_name, X_OK) == -1)
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continue;
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LOGI("%s.d: exec [%s]\n", stage, entry->d_name);
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exec_t exec {
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.pre_exec = set_path,
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.fork = pfs ? fork_no_zombie : fork_dont_care
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};
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if (pfs)
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exec_command_sync(exec, "/system/bin/sh", entry->d_name);
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else
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exec_command(exec, "/system/bin/sh", entry->d_name);
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}
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}
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chdir("/");
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}
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void exec_module_script(const char *stage, const vector<string> &module_list) {
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char path[4096];
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bool pfs = stage == "post-fs-data"sv;
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for (auto &m : module_list) {
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const char* module = m.c_str();
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sprintf(path, MODULEROOT "/%s/%s.sh", module, stage);
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if (access(path, F_OK) == -1)
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continue;
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LOGI("%s: exec [%s.sh]\n", module, stage);
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exec_t exec {
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.pre_exec = set_path,
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.fork = pfs ? fork_no_zombie : fork_dont_care
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};
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if (pfs)
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exec_command_sync(exec, "/system/bin/sh", path);
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else
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exec_command(exec, "/system/bin/sh", path);
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}
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}
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constexpr char install_script[] = R"EOF(
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APK=%s
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log -t Magisk "apk_install: $APK"
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log -t Magisk "apk_install: `pm install -r $APK 2>&1`"
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rm -f $APK
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)EOF";
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void install_apk(const char *apk) {
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setfilecon(apk, "u:object_r:" SEPOL_FILE_DOMAIN ":s0");
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exec_t exec {
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.pre_exec = set_path,
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.fork = fork_no_zombie
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};
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char cmds[sizeof(install_script) + 4096];
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sprintf(cmds, install_script, apk);
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exec_command_sync(exec, "/system/bin/sh", "-c", cmds);
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}
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