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Add zygote server notifier

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This commit is contained in:
topjohnwu
2019-03-04 16:45:18 -05:00
parent e73fa57d54
commit 6c3896079d
8 changed files with 68 additions and 13 deletions
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35
native/jni/core/magisk.cpp
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@@ -1,3 +1,4 @@
#include <sys/mount.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
@@ -81,19 +82,19 @@ int magisk_main(int argc, char *argv[]) {
cp_afc(argv[2], argv[3]);
return 0;
} else if (strcmp(argv[1], "--daemon") == 0) {
int fd = connect_daemon();
int fd = connect_daemon(true);
write_int(fd, DO_NOTHING);
return 0;
} else if (strcmp(argv[1], "--post-fs-data") == 0) {
int fd = connect_daemon();
int fd = connect_daemon(true);
write_int(fd, POST_FS_DATA);
return read_int(fd);
} else if (strcmp(argv[1], "--service") == 0) {
int fd = connect_daemon();
int fd = connect_daemon(true);
write_int(fd, LATE_START);
return read_int(fd);
} else if (strcmp(argv[1], "--boot-complete") == 0) {
int fd = connect_daemon();
int fd = connect_daemon(true);
write_int(fd, BOOT_COMPLETE);
return read_int(fd);
} else if (strcmp(argv[1], "--sqlite") == 0) {
@@ -111,3 +112,29 @@ int magisk_main(int argc, char *argv[]) {
#endif
usage();
}
int app_process_main(int argc, char *argv[]) {
char path[512];
bool zygote = false;
for (int i = 0; i < argc; ++i) {
if (strcmp(argv[i], "--zygote") == 0) {
zygote = true;
break;
}
}
if (zygote) {
// Notify main daemon
sprintf(path, "/system/bin/%s", basename(argv[0]));
umount2(path, MNT_DETACH);
int fd = connect_daemon();
write_int(fd, ZYGOTE_NOTIFY);
write_string(fd, path);
close(fd);
} else {
// Redirect to system mirror
sprintf(path, MIRRDIR "/system/bin/%s", basename(argv[0]));
}
argv[0] = path;
execve(path, argv, environ);
return -1;
}