Merge "ueventd: only relabel devices if there's a delta"
diff --git a/adb/client/main.cpp b/adb/client/main.cpp
index 65640ad..d2ca44e 100644
--- a/adb/client/main.cpp
+++ b/adb/client/main.cpp
@@ -23,11 +23,6 @@
#include <stdlib.h>
#include <unistd.h>
-// We only build the affinity WAR code for Linux.
-#if defined(__linux__)
-#include <sched.h>
-#endif
-
#include <android-base/errors.h>
#include <android-base/file.h>
#include <android-base/logging.h>
@@ -39,21 +34,14 @@
#include "adb_utils.h"
#include "transport.h"
-#if defined(_WIN32)
-static BOOL WINAPI ctrlc_handler(DWORD type) {
- // TODO: Consider trying to kill a starting up adb server (if we're in
- // launch_server) by calling GenerateConsoleCtrlEvent().
- exit(STATUS_CONTROL_C_EXIT);
- return TRUE;
-}
-
static std::string GetLogFilePath() {
+#if defined(_WIN32)
const char log_name[] = "adb.log";
WCHAR temp_path[MAX_PATH];
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa364992%28v=vs.85%29.aspx
DWORD nchars = GetTempPathW(arraysize(temp_path), temp_path);
- if ((nchars >= arraysize(temp_path)) || (nchars == 0)) {
+ if (nchars >= arraysize(temp_path) || nchars == 0) {
// If string truncation or some other error.
fatal("cannot retrieve temporary file path: %s\n",
android::base::SystemErrorCodeToString(GetLastError()).c_str());
@@ -65,12 +53,12 @@
}
return temp_path_utf8 + log_name;
-}
#else
-static std::string GetLogFilePath() {
- return std::string("/tmp/adb.log");
-}
+ const char* tmp_dir = getenv("TMPDIR");
+ if (tmp_dir == nullptr) tmp_dir = "/tmp";
+ return android::base::StringPrintf("%s/adb.%u.log", tmp_dir, getuid());
#endif
+}
static void setup_daemon_logging(void) {
const std::string log_file_path(GetLogFilePath());
@@ -90,6 +78,15 @@
LOG(INFO) << adb_version();
}
+#if defined(_WIN32)
+static BOOL WINAPI ctrlc_handler(DWORD type) {
+ // TODO: Consider trying to kill a starting up adb server (if we're in
+ // launch_server) by calling GenerateConsoleCtrlEvent().
+ exit(STATUS_CONTROL_C_EXIT);
+ return TRUE;
+}
+#endif
+
int adb_server_main(int is_daemon, int server_port, int ack_reply_fd) {
#if defined(_WIN32)
// adb start-server starts us up with stdout and stderr hooked up to
diff --git a/adb/file_sync_service.cpp b/adb/file_sync_service.cpp
index 926dbcf..14c26cb 100644
--- a/adb/file_sync_service.cpp
+++ b/adb/file_sync_service.cpp
@@ -21,13 +21,13 @@
#include <dirent.h>
#include <errno.h>
-#include <log/log.h>
-#include <selinux/android.h>
+#include <linux/xattr.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
+#include <sys/xattr.h>
#include <unistd.h>
#include <utime.h>
@@ -39,6 +39,8 @@
#include <android-base/stringprintf.h>
#include <android-base/strings.h>
+#include <log/log.h>
+#include <selinux/android.h>
static bool should_use_fs_config(const std::string& path) {
// TODO: use fs_config to configure permissions on /data.
@@ -47,11 +49,27 @@
android::base::StartsWith(path, "/oem/");
}
+static bool update_capabilities(const char* path, uint64_t capabilities) {
+ if (capabilities == 0) {
+ // Ensure we clean up in case the capabilities weren't 0 in the past.
+ removexattr(path, XATTR_NAME_CAPS);
+ return true;
+ }
+
+ vfs_cap_data cap_data = {};
+ cap_data.magic_etc = VFS_CAP_REVISION | VFS_CAP_FLAGS_EFFECTIVE;
+ cap_data.data[0].permitted = (capabilities & 0xffffffff);
+ cap_data.data[0].inheritable = 0;
+ cap_data.data[1].permitted = (capabilities >> 32);
+ cap_data.data[1].inheritable = 0;
+ return setxattr(path, XATTR_NAME_CAPS, &cap_data, sizeof(cap_data), 0) != -1;
+}
+
static bool secure_mkdirs(const std::string& path) {
uid_t uid = -1;
gid_t gid = -1;
unsigned int mode = 0775;
- uint64_t cap = 0;
+ uint64_t capabilities = 0;
if (path[0] != '/') return false;
@@ -62,18 +80,19 @@
partial_path += path_component;
if (should_use_fs_config(partial_path)) {
- fs_config(partial_path.c_str(), 1, nullptr, &uid, &gid, &mode, &cap);
+ fs_config(partial_path.c_str(), 1, nullptr, &uid, &gid, &mode, &capabilities);
}
if (adb_mkdir(partial_path.c_str(), mode) == -1) {
if (errno != EEXIST) {
return false;
}
} else {
- if (chown(partial_path.c_str(), uid, gid) == -1) {
- return false;
- }
+ if (chown(partial_path.c_str(), uid, gid) == -1) return false;
+
// Not all filesystems support setting SELinux labels. http://b/23530370.
selinux_android_restorecon(partial_path.c_str(), 0);
+
+ if (!update_capabilities(partial_path.c_str(), capabilities)) return false;
}
}
return true;
@@ -83,8 +102,7 @@
syncmsg msg;
msg.stat.id = ID_STAT;
- struct stat st;
- memset(&st, 0, sizeof(st));
+ struct stat st = {};
// TODO: add a way to report that the stat failed!
lstat(path, &st);
msg.stat.mode = st.st_mode;
@@ -146,8 +164,8 @@
return SendSyncFail(fd, android::base::StringPrintf("%s: %s", reason.c_str(), strerror(errno)));
}
-static bool handle_send_file(int s, const char* path, uid_t uid,
- gid_t gid, mode_t mode, std::vector<char>& buffer, bool do_unlink) {
+static bool handle_send_file(int s, const char* path, uid_t uid, gid_t gid, uint64_t capabilities,
+ mode_t mode, std::vector<char>& buffer, bool do_unlink) {
syncmsg msg;
unsigned int timestamp = 0;
@@ -178,8 +196,13 @@
// fchown clears the setuid bit - restore it if present.
// Ignore the result of calling fchmod. It's not supported
- // by all filesystems. b/12441485
+ // by all filesystems, so we don't check for success. b/12441485
fchmod(fd, mode);
+
+ if (!update_capabilities(path, capabilities)) {
+ SendSyncFailErrno(s, "update_capabilities failed");
+ goto fail;
+ }
}
while (true) {
@@ -338,13 +361,13 @@
uid_t uid = -1;
gid_t gid = -1;
- uint64_t cap = 0;
+ uint64_t capabilities = 0;
if (should_use_fs_config(path)) {
unsigned int broken_api_hack = mode;
- fs_config(path.c_str(), 0, nullptr, &uid, &gid, &broken_api_hack, &cap);
+ fs_config(path.c_str(), 0, nullptr, &uid, &gid, &broken_api_hack, &capabilities);
mode = broken_api_hack;
}
- return handle_send_file(s, path.c_str(), uid, gid, mode, buffer, do_unlink);
+ return handle_send_file(s, path.c_str(), uid, gid, capabilities, mode, buffer, do_unlink);
}
static bool do_recv(int s, const char* path, std::vector<char>& buffer) {
diff --git a/adb/shell_service.cpp b/adb/shell_service.cpp
index e8dad58..b038fda 100644
--- a/adb/shell_service.cpp
+++ b/adb/shell_service.cpp
@@ -477,8 +477,14 @@
// and only fall back on this for unexpected closures.
D("protocol FD died, sending SIGHUP to pid %d", pid_);
kill(pid_, SIGHUP);
+
+ // We also need to close the pipes connected to the child process
+ // so that if it ignores SIGHUP and continues to write data it
+ // won't fill up the pipe and block.
+ stdinout_sfd_.clear();
+ stderr_sfd_.clear();
}
- dead_sfd->reset(-1);
+ dead_sfd->clear();
}
}
}
diff --git a/fs_mgr/fs_mgr.c b/fs_mgr/fs_mgr.c
index b3e65cb..1b3893f 100644
--- a/fs_mgr/fs_mgr.c
+++ b/fs_mgr/fs_mgr.c
@@ -586,6 +586,7 @@
/* mount(2) returned an error, handle the encryptable/formattable case */
bool wiped = partition_wiped(fstab->recs[top_idx].blk_device);
+ bool crypt_footer = false;
if (mret && mount_errno != EBUSY && mount_errno != EACCES &&
fs_mgr_is_formattable(&fstab->recs[top_idx]) && wiped) {
/* top_idx and attempted_idx point at the same partition, but sometimes
@@ -606,8 +607,11 @@
ERROR("%s(): %s wouldn't open (%s)\n", __func__,
fstab->recs[top_idx].key_loc, strerror(errno));
}
+ } else if (fs_mgr_is_encryptable(&fstab->recs[top_idx]) &&
+ !strcmp(fstab->recs[top_idx].key_loc, KEY_IN_FOOTER)) {
+ crypt_footer = true;
}
- if (fs_mgr_do_format(&fstab->recs[top_idx]) == 0) {
+ if (fs_mgr_do_format(&fstab->recs[top_idx], crypt_footer) == 0) {
/* Let's replay the mount actions. */
i = top_idx - 1;
continue;
diff --git a/fs_mgr/fs_mgr_format.c b/fs_mgr/fs_mgr_format.c
index 6c5b1eb..5011b08 100644
--- a/fs_mgr/fs_mgr_format.c
+++ b/fs_mgr/fs_mgr_format.c
@@ -32,11 +32,12 @@
#include "ext4.h"
#include "make_ext4fs.h"
#include "fs_mgr_priv.h"
+#include "cryptfs.h"
extern struct fs_info info; /* magic global from ext4_utils */
extern void reset_ext4fs_info();
-static int format_ext4(char *fs_blkdev, char *fs_mnt_point)
+static int format_ext4(char *fs_blkdev, char *fs_mnt_point, bool crypt_footer)
{
uint64_t dev_sz;
int fd, rc = 0;
@@ -63,6 +64,9 @@
/* Format the partition using the calculated length */
reset_ext4fs_info();
info.len = (off64_t)dev_sz;
+ if (crypt_footer) {
+ info.len -= CRYPT_FOOTER_OFFSET;
+ }
/* Use make_ext4fs_internal to avoid wiping an already-wiped partition. */
rc = make_ext4fs_internal(fd, NULL, NULL, fs_mnt_point, 0, 0, 0, 0, 0, 0, sehandle, 0, 0, NULL);
@@ -118,7 +122,7 @@
return rc;
}
-int fs_mgr_do_format(struct fstab_rec *fstab)
+int fs_mgr_do_format(struct fstab_rec *fstab, bool crypt_footer)
{
int rc = -EINVAL;
@@ -127,7 +131,7 @@
if (!strncmp(fstab->fs_type, "f2fs", 4)) {
rc = format_f2fs(fstab->blk_device);
} else if (!strncmp(fstab->fs_type, "ext4", 4)) {
- rc = format_ext4(fstab->blk_device, fstab->mount_point);
+ rc = format_ext4(fstab->blk_device, fstab->mount_point, crypt_footer);
} else {
ERROR("File system type '%s' is not supported\n", fstab->fs_type);
}
diff --git a/fs_mgr/fs_mgr_verity.cpp b/fs_mgr/fs_mgr_verity.cpp
index 72554a8..aa32600 100644
--- a/fs_mgr/fs_mgr_verity.cpp
+++ b/fs_mgr/fs_mgr_verity.cpp
@@ -91,14 +91,12 @@
FILE* f = fopen(path, "r");
if (!f) {
ERROR("Can't open '%s'\n", path);
- free(key_data);
return NULL;
}
if (!fread(key_data, sizeof(key_data), 1, f)) {
ERROR("Could not read key!\n");
fclose(f);
- free(key_data);
return NULL;
}
@@ -107,7 +105,6 @@
RSA* key = NULL;
if (!android_pubkey_decode(key_data, sizeof(key_data), &key)) {
ERROR("Could not parse key!\n");
- free(key_data);
return NULL;
}
diff --git a/fs_mgr/include/fs_mgr.h b/fs_mgr/include/fs_mgr.h
index b498618..3c27ede 100644
--- a/fs_mgr/include/fs_mgr.h
+++ b/fs_mgr/include/fs_mgr.h
@@ -18,6 +18,7 @@
#define __CORE_FS_MGR_H
#include <stdint.h>
+#include <stdbool.h>
#include <linux/dm-ioctl.h>
// Magic number at start of verity metadata
@@ -108,7 +109,7 @@
int fs_mgr_is_nofail(struct fstab_rec *fstab);
int fs_mgr_swapon_all(struct fstab *fstab);
-int fs_mgr_do_format(struct fstab_rec *fstab);
+int fs_mgr_do_format(struct fstab_rec *fstab, bool reserve_footer);
#ifdef __cplusplus
}
diff --git a/include/cutils/properties.h b/include/cutils/properties.h
index 24aa224..adf670b 100644
--- a/include/cutils/properties.h
+++ b/include/cutils/properties.h
@@ -109,7 +109,7 @@
int property_list(void (*propfn)(const char *key, const char *value, void *cookie), void *cookie);
-#if defined(__BIONIC_FORTIFY)
+#if defined(__BIONIC_FORTIFY) && !defined(__clang__)
extern int __property_get_real(const char *, char *, const char *)
__asm__(__USER_LABEL_PREFIX__ "property_get");
diff --git a/init/Android.mk b/init/Android.mk
index e1a3638..7aa3c3f 100644
--- a/init/Android.mk
+++ b/init/Android.mk
@@ -52,7 +52,7 @@
service.cpp \
util.cpp \
-LOCAL_STATIC_LIBRARIES := libbase libselinux
+LOCAL_STATIC_LIBRARIES := libbase libselinux liblog libprocessgroup
LOCAL_MODULE := libinit
LOCAL_SANITIZE := integer
LOCAL_CLANG := true
@@ -91,7 +91,6 @@
libcutils \
libbase \
libext4_utils_static \
- libutils \
libc \
libselinux \
liblog \
@@ -100,7 +99,8 @@
libc++_static \
libdl \
libsparse_static \
- libz
+ libz \
+ libprocessgroup
# Create symlinks
LOCAL_POST_INSTALL_CMD := $(hide) mkdir -p $(TARGET_ROOT_OUT)/sbin; \
diff --git a/init/readme.txt b/init/readme.txt
index aa372eb..8130806 100644
--- a/init/readme.txt
+++ b/init/readme.txt
@@ -184,6 +184,9 @@
Write the child's pid to the given files when it forks. Meant for
cgroup/cpuset usage.
+priority <priority>
+ Scheduling priority of the service process. This value has to be in range
+ -20 to 19. Default priority is 0. Priority is set via setpriority().
Triggers
--------
diff --git a/init/service.cpp b/init/service.cpp
index f5b8b00..6e68878 100644
--- a/init/service.cpp
+++ b/init/service.cpp
@@ -17,7 +17,9 @@
#include "service.h"
#include <fcntl.h>
+#include <sys/resource.h>
#include <sys/stat.h>
+#include <sys/time.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <termios.h>
@@ -29,6 +31,9 @@
#include <android-base/stringprintf.h>
#include <cutils/android_reboot.h>
#include <cutils/sockets.h>
+#include <system/thread_defs.h>
+
+#include <processgroup/processgroup.h>
#include "action.h"
#include "init.h"
@@ -63,7 +68,7 @@
const std::vector<std::string>& args)
: name_(name), classname_(classname), flags_(0), pid_(0), time_started_(0),
time_crashed_(0), nr_crashed_(0), uid_(0), gid_(0), seclabel_(""),
- ioprio_class_(IoSchedClass_NONE), ioprio_pri_(0), args_(args) {
+ ioprio_class_(IoSchedClass_NONE), ioprio_pri_(0), priority_(0), args_(args) {
onrestart_.InitSingleTrigger("onrestart");
}
@@ -72,7 +77,8 @@
const std::string& seclabel, const std::vector<std::string>& args)
: name_(name), classname_(classname), flags_(flags), pid_(0), time_started_(0),
time_crashed_(0), nr_crashed_(0), uid_(uid), gid_(gid), supp_gids_(supp_gids),
- seclabel_(seclabel), ioprio_class_(IoSchedClass_NONE), ioprio_pri_(0), args_(args) {
+ seclabel_(seclabel), ioprio_class_(IoSchedClass_NONE), ioprio_pri_(0), priority_(0),
+ args_(args) {
onrestart_.InitSingleTrigger("onrestart");
}
@@ -97,7 +103,7 @@
if (!(flags_ & SVC_ONESHOT) || (flags_ & SVC_RESTART)) {
NOTICE("Service '%s' (pid %d) killing any children in process group\n",
name_.c_str(), pid_);
- kill(-pid_, SIGKILL);
+ killProcessGroup(uid_, pid_, SIGKILL);
}
// Remove any sockets we may have created.
@@ -195,6 +201,19 @@
return true;
}
+bool Service::HandlePriority(const std::vector<std::string>& args, std::string* err) {
+ priority_ = std::stoi(args[1]);
+
+ if (priority_ < ANDROID_PRIORITY_HIGHEST || priority_ > ANDROID_PRIORITY_LOWEST) {
+ priority_ = 0;
+ *err = StringPrintf("process priority value must be range %d - %d",
+ ANDROID_PRIORITY_HIGHEST, ANDROID_PRIORITY_LOWEST);
+ return false;
+ }
+
+ return true;
+}
+
bool Service::HandleIoprio(const std::vector<std::string>& args, std::string* err) {
ioprio_pri_ = std::stoul(args[2], 0, 8);
@@ -288,6 +307,7 @@
{"disabled", {0, 0, &Service::HandleDisabled}},
{"group", {1, NR_SVC_SUPP_GIDS + 1, &Service::HandleGroup}},
{"ioprio", {2, 2, &Service::HandleIoprio}},
+ {"priority", {1, 1, &Service::HandlePriority}},
{"keycodes", {1, kMax, &Service::HandleKeycodes}},
{"oneshot", {0, 0, &Service::HandleOneshot}},
{"onrestart", {1, kMax, &Service::HandleOnrestart}},
@@ -468,14 +488,28 @@
_exit(127);
}
}
+ if (priority_ != 0) {
+ if (setpriority(PRIO_PROCESS, 0, priority_) != 0) {
+ ERROR("setpriority failed: %s\n", strerror(errno));
+ _exit(127);
+ }
+ }
+ std::vector<std::string> expanded_args;
std::vector<char*> strs;
- for (const auto& s : args_) {
- strs.push_back(const_cast<char*>(s.c_str()));
+ expanded_args.resize(args_.size());
+ strs.push_back(const_cast<char*>(args_[0].c_str()));
+ for (std::size_t i = 1; i < args_.size(); ++i) {
+ if (!expand_props(args_[i], &expanded_args[i])) {
+ ERROR("%s: cannot expand '%s'\n", args_[0].c_str(), args_[i].c_str());
+ _exit(127);
+ }
+ strs.push_back(const_cast<char*>(expanded_args[i].c_str()));
}
strs.push_back(nullptr);
- if (execve(args_[0].c_str(), (char**) &strs[0], (char**) ENV) < 0) {
- ERROR("cannot execve('%s'): %s\n", args_[0].c_str(), strerror(errno));
+
+ if (execve(strs[0], (char**) &strs[0], (char**) ENV) < 0) {
+ ERROR("cannot execve('%s'): %s\n", strs[0], strerror(errno));
}
_exit(127);
@@ -490,6 +524,7 @@
time_started_ = gettime();
pid_ = pid;
flags_ |= SVC_RUNNING;
+ createProcessGroup(uid_, pid_);
if ((flags_ & SVC_EXEC) != 0) {
INFO("SVC_EXEC pid %d (uid %d gid %d+%zu context %s) started; waiting...\n",
@@ -532,7 +567,7 @@
if (pid_) {
NOTICE("Sending SIGTERM to service '%s' (pid %d)...\n", name_.c_str(),
pid_);
- kill(-pid_, SIGTERM);
+ killProcessGroup(uid_, pid_, SIGTERM);
NotifyStateChange("stopping");
}
}
@@ -583,7 +618,7 @@
if (pid_) {
NOTICE("Service '%s' is being killed...\n", name_.c_str());
- kill(-pid_, SIGKILL);
+ killProcessGroup(uid_, pid_, SIGKILL);
NotifyStateChange("stopping");
} else {
NotifyStateChange("stopped");
diff --git a/init/service.h b/init/service.h
index d6ce664..dc14f9a 100644
--- a/init/service.h
+++ b/init/service.h
@@ -93,6 +93,7 @@
pid_t pid() const { return pid_; }
uid_t uid() const { return uid_; }
gid_t gid() const { return gid_; }
+ int priority() const { return priority_; }
const std::vector<gid_t>& supp_gids() const { return supp_gids_; }
const std::string& seclabel() const { return seclabel_; }
const std::vector<int>& keycodes() const { return keycodes_; }
@@ -116,6 +117,7 @@
bool HandleCritical(const std::vector<std::string>& args, std::string* err);
bool HandleDisabled(const std::vector<std::string>& args, std::string* err);
bool HandleGroup(const std::vector<std::string>& args, std::string* err);
+ bool HandlePriority(const std::vector<std::string>& args, std::string* err);
bool HandleIoprio(const std::vector<std::string>& args, std::string* err);
bool HandleKeycodes(const std::vector<std::string>& args, std::string* err);
bool HandleOneshot(const std::vector<std::string>& args, std::string* err);
@@ -155,6 +157,7 @@
IoSchedClass ioprio_class_;
int ioprio_pri_;
+ int priority_;
std::vector<std::string> args_;
};
diff --git a/init/util.cpp b/init/util.cpp
index 750e040..69f6566 100644
--- a/init/util.cpp
+++ b/init/util.cpp
@@ -489,6 +489,7 @@
* - will accept $$ as a literal $.
* - no nested property expansion, i.e. ${foo.${bar}} is not supported,
* bad things will happen
+ * - ${x.y:-default} will return default value if property empty.
*/
while (*src_ptr) {
const char* c;
@@ -511,6 +512,7 @@
}
std::string prop_name;
+ std::string def_val;
if (*c == '{') {
c++;
const char* end = strchr(c, '}');
@@ -521,6 +523,11 @@
}
prop_name = std::string(c, end);
c = end + 1;
+ size_t def = prop_name.find(":-");
+ if (def < prop_name.size()) {
+ def_val = prop_name.substr(def + 2);
+ prop_name = prop_name.substr(0, def);
+ }
} else {
prop_name = c;
ERROR("using deprecated syntax for specifying property '%s', use ${name} instead\n",
@@ -535,9 +542,12 @@
std::string prop_val = property_get(prop_name.c_str());
if (prop_val.empty()) {
- ERROR("property '%s' doesn't exist while expanding '%s'\n",
- prop_name.c_str(), src.c_str());
- return false;
+ if (def_val.empty()) {
+ ERROR("property '%s' doesn't exist while expanding '%s'\n",
+ prop_name.c_str(), src.c_str());
+ return false;
+ }
+ prop_val = def_val;
}
dst->append(prop_val);
diff --git a/liblog/tests/liblog_benchmark.cpp b/liblog/tests/liblog_benchmark.cpp
index 01fb50f..1b66a56 100644
--- a/liblog/tests/liblog_benchmark.cpp
+++ b/liblog/tests/liblog_benchmark.cpp
@@ -205,7 +205,7 @@
android_log_header_t header;
android_log_event_int_t payload;
};
- char buf[sizeof(struct packet) + 8] __aligned(8);
+ alignas(8) char buf[sizeof(struct packet) + 8];
memset(buf, 0, sizeof(buf));
struct packet *buffer = (struct packet*)(((uintptr_t)buf + 7) & ~7);
if (((uintptr_t)&buffer->pmsg_header) & 7) {
@@ -281,7 +281,7 @@
android_log_header_t header;
android_log_event_int_t payload;
};
- char buf[sizeof(struct packet) + 8] __aligned(8);
+ alignas(8) char buf[sizeof(struct packet) + 8];
memset(buf, 0, sizeof(buf));
struct packet *buffer = (struct packet*)((((uintptr_t)buf + 7) & ~7) + 1);
if ((((uintptr_t)&buffer->pmsg_header) & 7) != 1) {
@@ -357,7 +357,7 @@
android_log_header_t header;
android_log_event_int_t payload;
};
- char buf[sizeof(struct packet) + 8 + LOGGER_ENTRY_MAX_PAYLOAD] __aligned(8);
+ alignas(8) char buf[sizeof(struct packet) + 8 + LOGGER_ENTRY_MAX_PAYLOAD];
memset(buf, 0, sizeof(buf));
struct packet *buffer = (struct packet*)(((uintptr_t)buf + 7) & ~7);
if (((uintptr_t)&buffer->pmsg_header) & 7) {
@@ -430,7 +430,7 @@
android_log_header_t header;
android_log_event_int_t payload;
};
- char buf[sizeof(struct packet) + 8 + LOGGER_ENTRY_MAX_PAYLOAD] __aligned(8);
+ alignas(8) char buf[sizeof(struct packet) + 8 + LOGGER_ENTRY_MAX_PAYLOAD];
memset(buf, 0, sizeof(buf));
struct packet *buffer = (struct packet*)((((uintptr_t)buf + 7) & ~7) + 1);
if ((((uintptr_t)&buffer->pmsg_header) & 7) != 1) {
diff --git a/libnetutils/dhcptool.c b/libnetutils/dhcptool.c
index 352ac5e..a2d3869 100644
--- a/libnetutils/dhcptool.c
+++ b/libnetutils/dhcptool.c
@@ -14,6 +14,7 @@
* limitations under the License.
*/
+#include <err.h>
#include <errno.h>
#include <error.h>
#include <stdbool.h>
@@ -29,12 +30,14 @@
char* interface = argv[1];
if (ifc_init()) {
- error(EXIT_FAILURE, errno, "dhcptool %s: ifc_init failed", interface);
+ err(errno, "dhcptool %s: ifc_init failed", interface);
+ ifc_close();
+ return EXIT_FAILURE;
}
int rc = do_dhcp(interface);
if (rc) {
- error(0, errno, "dhcptool %s: do_dhcp failed", interface);
+ err(errno, "dhcptool %s: do_dhcp failed", interface);
}
ifc_close();
diff --git a/libnetutils/ifc_utils.c b/libnetutils/ifc_utils.c
index f9f62f8..eae32ce 100644
--- a/libnetutils/ifc_utils.c
+++ b/libnetutils/ifc_utils.c
@@ -19,6 +19,7 @@
#include <unistd.h>
#include <string.h>
#include <errno.h>
+#include <pthread.h>
#include <sys/socket.h>
#include <sys/select.h>
@@ -57,6 +58,8 @@
static int ifc_ctl_sock = -1;
static int ifc_ctl_sock6 = -1;
+static pthread_mutex_t ifc_sock_mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
+static pthread_mutex_t ifc_sock6_mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
void printerr(char *fmt, ...);
#define DBG 0
@@ -122,6 +125,8 @@
int ifc_init(void)
{
int ret;
+
+ pthread_mutex_lock(&ifc_sock_mutex);
if (ifc_ctl_sock == -1) {
ifc_ctl_sock = socket(AF_INET, SOCK_DGRAM | SOCK_CLOEXEC, 0);
if (ifc_ctl_sock < 0) {
@@ -136,6 +141,7 @@
int ifc_init6(void)
{
+ pthread_mutex_lock(&ifc_sock6_mutex);
if (ifc_ctl_sock6 == -1) {
ifc_ctl_sock6 = socket(AF_INET6, SOCK_DGRAM | SOCK_CLOEXEC, 0);
if (ifc_ctl_sock6 < 0) {
@@ -152,6 +158,7 @@
(void)close(ifc_ctl_sock);
ifc_ctl_sock = -1;
}
+ pthread_mutex_unlock(&ifc_sock_mutex);
}
void ifc_close6(void)
@@ -160,6 +167,7 @@
(void)close(ifc_ctl_sock6);
ifc_ctl_sock6 = -1;
}
+ pthread_mutex_unlock(&ifc_sock6_mutex);
}
static void ifc_init_ifr(const char *name, struct ifreq *ifr)
@@ -553,6 +561,7 @@
ifc_init();
if (ifc_ctl_sock < 0) {
+ ifc_close();
return -errno;
}
diff --git a/libprocessgroup/Android.mk b/libprocessgroup/Android.mk
index ee6ba58..87985d4 100644
--- a/libprocessgroup/Android.mk
+++ b/libprocessgroup/Android.mk
@@ -3,7 +3,16 @@
include $(CLEAR_VARS)
LOCAL_SRC_FILES := processgroup.cpp
LOCAL_MODULE := libprocessgroup
-LOCAL_SHARED_LIBRARIES := liblog libutils
+LOCAL_STATIC_LIBRARIES := liblog
+LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
+LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)/include
+LOCAL_CFLAGS := -Wall -Werror
+include $(BUILD_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_SRC_FILES := processgroup.cpp
+LOCAL_MODULE := libprocessgroup
+LOCAL_SHARED_LIBRARIES := liblog
LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)/include
LOCAL_CFLAGS := -Wall -Werror
diff --git a/libprocessgroup/processgroup.cpp b/libprocessgroup/processgroup.cpp
index 00a0357..da4bb71 100644
--- a/libprocessgroup/processgroup.cpp
+++ b/libprocessgroup/processgroup.cpp
@@ -22,19 +22,18 @@
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
-#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
+
+#include <chrono>
#include <memory>
#include <log/log.h>
#include <private/android_filesystem_config.h>
-#include <utils/SystemClock.h>
-
#include <processgroup/processgroup.h>
#include "processgroup_priv.h"
@@ -250,25 +249,26 @@
int killProcessGroup(uid_t uid, int initialPid, int signal)
{
- int processes;
- const int sleep_us = 5 * 1000; // 5ms
- int64_t startTime = android::uptimeMillis();
- int retry = 40;
+ std::chrono::steady_clock::time_point start = std::chrono::steady_clock::now();
+ int retry = 40;
+ int processes;
while ((processes = killProcessGroupOnce(uid, initialPid, signal)) > 0) {
SLOGV("killed %d processes for processgroup %d\n", processes, initialPid);
if (retry > 0) {
- usleep(sleep_us);
+ usleep(5 * 1000); // 5ms
--retry;
} else {
- SLOGE("failed to kill %d processes for processgroup %d\n",
- processes, initialPid);
+ SLOGE("failed to kill %d processes for processgroup %d\n", processes, initialPid);
break;
}
}
- SLOGV("Killed process group uid %d pid %d in %" PRId64 "ms, %d procs remain", uid, initialPid,
- android::uptimeMillis()-startTime, processes);
+ std::chrono::steady_clock::time_point end = std::chrono::steady_clock::now();
+
+ SLOGV("Killed process group uid %d pid %d in %dms, %d procs remain", uid, initialPid,
+ static_cast<int>(std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count()),
+ processes);
if (processes == 0) {
return removeProcessGroup(uid, initialPid);
diff --git a/logcat/logcat.cpp b/logcat/logcat.cpp
index 52f49cc..b8232cd 100644
--- a/logcat/logcat.cpp
+++ b/logcat/logcat.cpp
@@ -27,7 +27,6 @@
#include <android-base/file.h>
#include <android-base/strings.h>
-#include <cutils/properties.h>
#include <cutils/sched_policy.h>
#include <cutils/sockets.h>
#include <log/event_tag_map.h>
@@ -281,10 +280,10 @@
fprintf(stderr, "options include:\n"
" -s Set default filter to silent. Equivalent to filterspec '*:S'\n"
" -f <file>, --file=<file> Log to file. Default is stdout\n"
- " -r <kbytes>, --rotate-kbytes=<kbytes> Rotate log every kbytes. Requires -f\n"
- " option. Permits property expansion.\n"
- " -n <count>, --rotate-count=<count> Sets max number of rotated logs to\n"
- " <count>, default 4. Permits property expansion.\n"
+ " -r <kbytes>, --rotate-kbytes=<kbytes>\n"
+ " Rotate log every kbytes. Requires -f option\n"
+ " -n <count>, --rotate-count=<count>\n"
+ " Sets max number of rotated logs to <count>, default 4\n"
" -v <format>, --format=<format>\n"
" Sets the log print format, where <format> is:\n"
" brief color epoch long monotonic printable process raw\n"
@@ -318,7 +317,6 @@
" 'system', 'radio', 'events', 'crash', 'default' or 'all'.\n"
" Multiple -b parameters or comma separated list of buffers are\n"
" allowed. Buffers interleaved. Default -b main,system,crash.\n"
- " Permits property expansion.\n"
" -B, --binary Output the log in binary.\n"
" -S, --statistics Output statistics.\n"
" -p, --prune Print prune white and ~black list. Service is specified as\n"
@@ -336,11 +334,7 @@
" comes first. Improves efficiency of polling by providing\n"
" an about-to-wrap wakeup.\n");
- fprintf(stderr,"\nProperty expansion where available, may need to be single quoted to prevent\n"
- "shell expansion:\n"
- " ${key} - Expand string with property value associated with key\n"
- " ${key:-default} - Expand, if property key value clear, use default\n"
- "\nfilterspecs are a series of \n"
+ fprintf(stderr,"\nfilterspecs are a series of \n"
" <tag>[:priority]\n\n"
"where <tag> is a log component tag (or * for all) and priority is:\n"
" V Verbose (default for <tag>)\n"
@@ -538,49 +532,6 @@
return retval;
}
-// Expand multiple flat property references ${<tag>:-default} or ${tag}.
-//
-// ToDo: Do we permit nesting?
-// ${persist.logcat.something:-${ro.logcat.something:-maybesomething}}
-// For now this will result in a syntax error for caller and is acceptable.
-//
-std::string expand(const char *str)
-{
- std::string retval(str);
-
- // Caller has no use for ${, } or :- as literals so no use for escape
- // character. Result expectations are a number or a string, with validity
- // checking for both in caller. Recursive expansion or other syntax errors
- // will result in content caller can not obviously tolerate, error must
- // report substring if applicable, expanded and original content (if
- // different) so that it will be clear to user what they did wrong.
- for (size_t pos; (pos = retval.find("${")) != std::string::npos; ) {
- size_t epos = retval.find("}", pos + 2);
- if (epos == std::string::npos) {
- break; // Caller will error out, showing this unexpanded.
- }
- size_t def = retval.find(":-", pos + 2);
- if (def >= epos) {
- def = std::string::npos;
- }
- std::string default_value("");
- std::string key;
- if (def == std::string::npos) {
- key = retval.substr(pos + 2, epos - (pos + 2));
- } else {
- key = retval.substr(pos + 2, def - (pos + 2));
- default_value = retval.substr(def + 2, epos - (def + 2));
- }
- char value[PROPERTY_VALUE_MAX];
- property_get(key.c_str(), value, default_value.c_str());
- // Caller will error out, syntactically empty content at this point
- // will not be tolerated as expected.
- retval.replace(pos, epos - pos + 1, value);
- }
-
- return retval;
-}
-
} /* namespace android */
@@ -812,35 +763,23 @@
case 'b': {
unsigned idMask = 0;
- std::string expanded = expand(optarg);
- std::istringstream copy(expanded);
- std::string token;
- // wish for strtok and ",:; \t\n\r\f" for hidden flexibility
- while (std::getline(copy, token, ',')) { // settle for ","
- if (token.compare("default") == 0) {
+ while ((optarg = strtok(optarg, ",:; \t\n\r\f")) != NULL) {
+ if (strcmp(optarg, "default") == 0) {
idMask |= (1 << LOG_ID_MAIN) |
(1 << LOG_ID_SYSTEM) |
(1 << LOG_ID_CRASH);
- } else if (token.compare("all") == 0) {
+ } else if (strcmp(optarg, "all") == 0) {
idMask = (unsigned)-1;
} else {
- log_id_t log_id = android_name_to_log_id(token.c_str());
+ log_id_t log_id = android_name_to_log_id(optarg);
const char *name = android_log_id_to_name(log_id);
- if (token.compare(name) != 0) {
- bool strDifferent = expanded.compare(token);
- if (expanded.compare(optarg)) {
- expanded += " expanded from ";
- expanded += optarg;
- }
- if (strDifferent) {
- expanded = token + " within " + expanded;
- }
- logcat_panic(true, "unknown buffer -b %s\n",
- expanded.c_str());
+ if (strcmp(name, optarg) != 0) {
+ logcat_panic(true, "unknown buffer %s\n", optarg);
}
idMask |= (1 << log_id);
}
+ optarg = NULL;
}
for (int i = LOG_ID_MIN; i < LOG_ID_MAX; ++i) {
@@ -895,36 +834,22 @@
g_outputFileName = optarg;
break;
- case 'r': {
- std::string expanded = expand(optarg);
- if (!getSizeTArg(expanded.c_str(), &g_logRotateSizeKBytes, 1)) {
- if (expanded.compare(optarg)) {
- expanded += " expanded from ";
- expanded += optarg;
- }
- logcat_panic(true, "Invalid parameter -r %s\n",
- expanded.c_str());
+ case 'r':
+ if (!getSizeTArg(optarg, &g_logRotateSizeKBytes, 1)) {
+ logcat_panic(true, "Invalid parameter %s to -r\n", optarg);
}
- }
break;
- case 'n': {
- std::string expanded = expand(optarg);
- if (!getSizeTArg(expanded.c_str(), &g_maxRotatedLogs, 1)) {
- if (expanded.compare(optarg)) {
- expanded += " expanded from ";
- expanded += optarg;
- }
- logcat_panic(true, "Invalid parameter -n %s\n",
- expanded.c_str());
+ case 'n':
+ if (!getSizeTArg(optarg, &g_maxRotatedLogs, 1)) {
+ logcat_panic(true, "Invalid parameter %s to -n\n", optarg);
}
- }
break;
case 'v':
err = setLogFormat (optarg);
if (err < 0) {
- logcat_panic(true, "Invalid parameter -v %s\n", optarg);
+ logcat_panic(true, "Invalid parameter %s to -v\n", optarg);
}
hasSetLogFormat |= err;
break;
diff --git a/logcat/logpersist b/logcat/logpersist
index e448456..bd465c8 100755
--- a/logcat/logpersist
+++ b/logcat/logpersist
@@ -28,7 +28,7 @@
-b|--buffer) buffer="${2}" ; shift ;;
-h|--help|*)
LEAD_SPACE_="`echo ${progname%.*} | tr '[ -~]' ' '`"
- echo "${progname%.*}.cat - dump current ${service%d} logs"
+ echo "${progname%.*}.cat - dump current ${service} logs"
echo "${progname%.*}.start [--size=<size_in_kb>] [--buffer=<buffers>] [--clear]"
echo "${LEAD_SPACE_} - start ${service} service"
echo "${progname%.*}.stop [--clear] - stop ${service} service"
@@ -113,8 +113,8 @@
getprop ${property}
# 20ms done, to permit process feedback check
sleep 1
- # also generate an error return code if not found running, bonus
- ps -t | grep "${data##*/}.*${service%d}"
+ # also generate an error return code if not found running
+ pgrep -u ${data##*/} ${service%d}
;;
*.stop)
if [ -n "${size}${buffer}" ]; then
diff --git a/logcat/tests/Android.mk b/logcat/tests/Android.mk
index 3bf8a0b..a28664e 100644
--- a/logcat/tests/Android.mk
+++ b/logcat/tests/Android.mk
@@ -56,6 +56,6 @@
LOCAL_MODULE := $(test_module_prefix)unit-tests
LOCAL_MODULE_TAGS := $(test_tags)
LOCAL_CFLAGS += $(test_c_flags)
-LOCAL_SHARED_LIBRARIES := liblog libcutils
+LOCAL_SHARED_LIBRARIES := liblog
LOCAL_SRC_FILES := $(test_src_files)
include $(BUILD_NATIVE_TEST)
diff --git a/logcat/tests/logcat_test.cpp b/logcat/tests/logcat_test.cpp
index 920d504..d46e9ff 100644
--- a/logcat/tests/logcat_test.cpp
+++ b/logcat/tests/logcat_test.cpp
@@ -25,7 +25,6 @@
#include <memory>
-#include <cutils/properties.h>
#include <gtest/gtest.h>
#include <log/log.h>
#include <log/logger.h>
@@ -426,14 +425,6 @@
"logcat -v brief -b radio,events,system,main -g 2>/dev/null"));
}
-// duplicate test for get_size, but use test.logcat.buffer property
-TEST(logcat, property_expand) {
- property_set("test.logcat.buffer", "radio,events");
- EXPECT_EQ(4, get_groups(
- "logcat -v brief -b 'system,${test.logcat.buffer:-bogo},main' -g 2>/dev/null"));
- property_set("test.logcat.buffer", "");
-}
-
TEST(logcat, bad_buffer) {
ASSERT_EQ(0, get_groups(
"logcat -v brief -b radio,events,bogo,system,main -g 2>/dev/null"));
diff --git a/logd/LogListener.cpp b/logd/LogListener.cpp
index 39dd227..61b7fd8 100644
--- a/logd/LogListener.cpp
+++ b/logd/LogListener.cpp
@@ -48,7 +48,7 @@
+ LOGGER_ENTRY_MAX_PAYLOAD];
struct iovec iov = { buffer, sizeof(buffer) };
- char control[CMSG_SPACE(sizeof(struct ucred))] __aligned(4);
+ alignas(4) char control[CMSG_SPACE(sizeof(struct ucred))];
struct msghdr hdr = {
NULL,
0,
diff --git a/toolbox/Android.mk b/toolbox/Android.mk
index ba04364..feeffda 100644
--- a/toolbox/Android.mk
+++ b/toolbox/Android.mk
@@ -32,7 +32,6 @@
OUR_TOOLS := \
getevent \
- ioctl \
log \
nandread \
newfs_msdos \
diff --git a/toolbox/ioctl.c b/toolbox/ioctl.c
deleted file mode 100644
index 093e467..0000000
--- a/toolbox/ioctl.c
+++ /dev/null
@@ -1,182 +0,0 @@
-/*
- * Copyright (c) 2008, The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Google, Inc. nor the names of its contributors
- * may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <errno.h>
-#include <error.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <stdio.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <unistd.h>
-
-static void usage() {
- fprintf(stderr, "%s [-l <length>] [-a <argsize>] [-rdh] <device> <ioctlnr>\n"
- " -l <length> Length of io buffer\n"
- " -a <argsize> Size of each argument (1-8)\n"
- " -r Open device in read only mode\n"
- " -d Direct argument (no iobuffer)\n"
- " -h Print help\n", getprogname());
- exit(1);
-}
-
-static int xstrtoi(const char* s, const char* what) {
- char* endp;
- errno = 0;
- long result = strtol(s, &endp, 0);
- if (errno != 0 || *endp != '\0') {
- error(1, errno, "couldn't parse %s '%s'", what, s);
- }
- if (result > INT_MAX || result < INT_MIN) {
- error(1, errno, "%s '%s' out of range", what, s);
- }
- return result;
-}
-
-int ioctl_main(int argc, char* argv[]) {
- int read_only = 0;
- int length = -1;
- int arg_size = 4;
- int direct_arg = 0;
-
- void *ioctl_args = NULL;
- uint8_t *ioctl_argp;
- uint8_t *ioctl_argp_save = NULL;
- int rem;
-
- int c;
- while ((c = getopt(argc, argv, "rdl:a:h")) != -1) {
- switch (c) {
- case 'r':
- read_only = 1;
- break;
- case 'd':
- direct_arg = 1;
- break;
- case 'l':
- length = xstrtoi(optarg, "length");
- break;
- case 'a':
- arg_size = xstrtoi(optarg, "argument size");
- break;
- case 'h':
- usage();
- break;
- default:
- error(1, 0, "invalid option -%c", optopt);
- }
- }
-
- if (optind + 2 > argc) {
- usage();
- }
-
- const char* device = argv[optind];
- int fd;
- if (strcmp(device, "-") == 0) {
- fd = STDIN_FILENO;
- } else {
- fd = open(device, read_only ? O_RDONLY : (O_RDWR | O_SYNC));
- if (fd == -1) {
- error(1, errno, "cannot open %s", argv[optind]);
- }
- }
- optind++;
-
- // IOCTL(2) wants second parameter as a signed int.
- // Let's let the user specify either negative numbers or large positive
- // numbers, for the case where ioctl number is larger than INT_MAX.
- errno = 0;
- char* endp;
- int ioctl_nr = UINT_MAX & strtoll(argv[optind], &endp, 0);
- if (errno != 0 || *endp != '\0') {
- error(1, errno, "couldn't parse ioctl number '%s'", argv[optind]);
- }
- optind++;
-
- if(direct_arg) {
- arg_size = 4;
- length = 4;
- }
-
- if(length < 0) {
- length = (argc - optind) * arg_size;
- }
- if(length) {
- ioctl_args = calloc(1, length);
-
- ioctl_argp_save = ioctl_argp = ioctl_args;
- rem = length;
- while (optind < argc) {
- uint64_t tmp = strtoull(argv[optind], NULL, 0);
- if (rem < arg_size) {
- error(1, 0, "too many arguments");
- }
- memcpy(ioctl_argp, &tmp, arg_size);
- ioctl_argp += arg_size;
- rem -= arg_size;
- optind++;
- }
- }
- printf("sending ioctl 0x%x", ioctl_nr);
- rem = length;
- while(rem--) {
- printf(" 0x%02x", *ioctl_argp_save++);
- }
- printf(" to %s\n", device);
-
- int res;
- if(direct_arg)
- res = ioctl(fd, ioctl_nr, *(uint32_t*)ioctl_args);
- else if(length)
- res = ioctl(fd, ioctl_nr, ioctl_args);
- else
- res = ioctl(fd, ioctl_nr, 0);
- if (res < 0) {
- free(ioctl_args);
- error(1, errno, "ioctl 0x%x failed (returned %d)", ioctl_nr, res);
- }
-
- if (length) {
- printf("return buf:");
- ioctl_argp = ioctl_args;
- rem = length;
- while(rem--) {
- printf(" %02x", *ioctl_argp++);
- }
- printf("\n");
- }
- free(ioctl_args);
- close(fd);
- return 0;
-}