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Moving dex2oat installd patches from frameworks/base

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(cherry picked from commit 3fa3a652ba9a7c5b23b6f2bc7c1851d4e23e430f)

Change-Id: I2f9bb66e1b0463bef41805f2d220160880121813
This commit is contained in:
Brian Carlstrom 2013-03-21 18:20:22 -07:00
parent 12861530ef
commit 1705fc44fb
2 changed files with 69 additions and 38 deletions
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99
cmds/installd/commands.c
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@ -540,7 +540,6 @@ done:
}
/* a simpler version of dexOptGenerateCacheFileName() */
int create_cache_path(char path[PKG_PATH_MAX], const char *src)
{
char *tmp;
@ -580,7 +579,7 @@ int create_cache_path(char path[PKG_PATH_MAX], const char *src)
}
static void run_dexopt(int zip_fd, int odex_fd, const char* input_file_name,
const char* dexopt_flags)
const char* output_file_name, const char* dexopt_flags)
{
static const char* DEX_OPT_BIN = "/system/bin/dexopt";
static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig
@ -590,11 +589,35 @@ static void run_dexopt(int zip_fd, int odex_fd, const char* input_file_name,
sprintf(zip_num, "%d", zip_fd);
sprintf(odex_num, "%d", odex_fd);
ALOGV("Running %s in=%s out=%s\n", DEX_OPT_BIN, input_file_name, output_file_name);
execl(DEX_OPT_BIN, DEX_OPT_BIN, "--zip", zip_num, odex_num, input_file_name,
dexopt_flags, (char*) NULL);
ALOGE("execl(%s) failed: %s\n", DEX_OPT_BIN, strerror(errno));
}
static void run_dex2oat(int zip_fd, int oat_fd, const char* input_file_name,
const char* output_file_name, const char* dexopt_flags)
{
static const char* DEX2OAT_BIN = "/system/bin/dex2oat";
static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig
char zip_fd_arg[strlen("--zip-fd=") + MAX_INT_LEN];
char zip_location_arg[strlen("--zip-location=") + PKG_PATH_MAX];
char oat_fd_arg[strlen("--oat-fd=") + MAX_INT_LEN];
char oat_location_arg[strlen("--oat-name=") + PKG_PATH_MAX];
sprintf(zip_fd_arg, "--zip-fd=%d", zip_fd);
sprintf(zip_location_arg, "--zip-location=%s", input_file_name);
sprintf(oat_fd_arg, "--oat-fd=%d", oat_fd);
sprintf(oat_location_arg, "--oat-location=%s", output_file_name);
ALOGV("Running %s in=%s out=%s\n", DEX2OAT_BIN, input_file_name, output_file_name);
execl(DEX2OAT_BIN, DEX2OAT_BIN,
zip_fd_arg, zip_location_arg,
oat_fd_arg, oat_location_arg,
(char*) NULL);
ALOGE("execl(%s) failed: %s\n", DEX2OAT_BIN, strerror(errno));
}
static int wait_dexopt(pid_t pid, const char* apk_path)
{
int status;
@ -631,31 +654,33 @@ int dexopt(const char *apk_path, uid_t uid, int is_public)
{
struct utimbuf ut;
struct stat apk_stat, dex_stat;
char dex_path[PKG_PATH_MAX];
char out_path[PKG_PATH_MAX];
char dexopt_flags[PROPERTY_VALUE_MAX];
char dalvik_vm_lib[PROPERTY_VALUE_MAX];
char *end;
int res, zip_fd=-1, odex_fd=-1;
int res, zip_fd=-1, out_fd=-1;
/* Before anything else: is there a .odex file? If so, we have
* pre-optimized the apk and there is nothing to do here.
*/
if (strlen(apk_path) >= (PKG_PATH_MAX - 8)) {
return -1;
}
/* platform-specific flags affecting optimization and verification */
property_get("dalvik.vm.dexopt-flags", dexopt_flags, "");
ALOGV("dalvik.vm.dexopt_flags=%s\n", dexopt_flags);
strcpy(dex_path, apk_path);
end = strrchr(dex_path, '.');
if (end != NULL) {
strcpy(end, ".odex");
if (stat(dex_path, &dex_stat) == 0) {
/* The command to run depend ones the value of dalvik.vm.lib */
property_get("dalvik.vm.lib", dalvik_vm_lib, "libdvm.so");
ALOGV("dalvik.vm.lib=%s\n", dalvik_vm_lib);
/* Before anything else: is there a .odex file? If so, we have
* precompiled the apk and there is nothing to do here.
*/
sprintf(out_path, "%s%s", apk_path, ".odex");
if (stat(out_path, &dex_stat) == 0) {
return 0;
}
}
if (create_cache_path(dex_path, apk_path)) {
if (create_cache_path(out_path, apk_path)) {
return -1;
}
@ -664,24 +689,24 @@ int dexopt(const char *apk_path, uid_t uid, int is_public)
zip_fd = open(apk_path, O_RDONLY, 0);
if (zip_fd < 0) {
ALOGE("dexopt cannot open '%s' for input\n", apk_path);
ALOGE("installd cannot open '%s' for input during dexopt\n", apk_path);
return -1;
}
unlink(dex_path);
odex_fd = open(dex_path, O_RDWR | O_CREAT | O_EXCL, 0644);
if (odex_fd < 0) {
ALOGE("dexopt cannot open '%s' for output\n", dex_path);
unlink(out_path);
out_fd = open(out_path, O_RDWR | O_CREAT | O_EXCL, 0644);
if (out_fd < 0) {
ALOGE("installd cannot open '%s' for output during dexopt\n", out_path);
goto fail;
}
if (fchmod(odex_fd,
if (fchmod(out_fd,
S_IRUSR|S_IWUSR|S_IRGRP |
(is_public ? S_IROTH : 0)) < 0) {
ALOGE("dexopt cannot chmod '%s'\n", dex_path);
ALOGE("installd cannot chmod '%s' during dexopt\n", out_path);
goto fail;
}
if (fchown(odex_fd, AID_SYSTEM, uid) < 0) {
ALOGE("dexopt cannot chown '%s'\n", dex_path);
if (fchown(out_fd, AID_SYSTEM, uid) < 0) {
ALOGE("installd cannot chown '%s' during dexopt\n", out_path);
goto fail;
}
@ -692,11 +717,11 @@ int dexopt(const char *apk_path, uid_t uid, int is_public)
if (pid == 0) {
/* child -- drop privileges before continuing */
if (setgid(uid) != 0) {
ALOGE("setgid(%d) failed during dexopt\n", uid);
ALOGE("setgid(%d) failed in installd during dexopt\n", uid);
exit(64);
}
if (setuid(uid) != 0) {
ALOGE("setuid(%d) during dexopt\n", uid);
ALOGE("setuid(%d) failed in installd during dexopt\n", uid);
exit(65);
}
// drop capabilities
@ -709,33 +734,39 @@ int dexopt(const char *apk_path, uid_t uid, int is_public)
ALOGE("capset failed: %s\n", strerror(errno));
exit(66);
}
if (flock(odex_fd, LOCK_EX | LOCK_NB) != 0) {
ALOGE("flock(%s) failed: %s\n", dex_path, strerror(errno));
if (flock(out_fd, LOCK_EX | LOCK_NB) != 0) {
ALOGE("flock(%s) failed: %s\n", out_path, strerror(errno));
exit(67);
}
run_dexopt(zip_fd, odex_fd, apk_path, dexopt_flags);
if (strncmp(dalvik_vm_lib, "libdvm", 6) == 0) {
run_dexopt(zip_fd, out_fd, apk_path, out_path, dexopt_flags);
} else if (strncmp(dalvik_vm_lib, "libart", 6) == 0) {
run_dex2oat(zip_fd, out_fd, apk_path, out_path, dexopt_flags);
} else {
exit(69); /* Unexpected dalvik.vm.lib value */
}
exit(68); /* only get here on exec failure */
} else {
res = wait_dexopt(pid, apk_path);
if (res != 0) {
ALOGE("dexopt failed on '%s' res = %d\n", dex_path, res);
ALOGE("dexopt in='%s' out='%s' res=%d\n", apk_path, out_path, res);
goto fail;
}
}
ut.actime = apk_stat.st_atime;
ut.modtime = apk_stat.st_mtime;
utime(dex_path, &ut);
utime(out_path, &ut);
close(odex_fd);
close(out_fd);
close(zip_fd);
return 0;
fail:
if (odex_fd >= 0) {
close(odex_fd);
unlink(dex_path);
if (out_fd >= 0) {
close(out_fd);
unlink(out_path);
}
if (zip_fd >= 0) {
close(zip_fd);