am 0b743df4: Merge "Add unit tests for local socket."
* commit '0b743df4c4813d59c0405fbb32d59441399d8478': Add unit tests for local socket.
This commit is contained in:
commit
eee68196e9
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@ -74,9 +74,11 @@ LIBADB_windows_SRC_FILES := \
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LIBADB_TEST_linux_SRCS := \
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fdevent_test.cpp \
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socket_test.cpp \
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LIBADB_TEST_darwin_SRCS := \
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fdevent_test.cpp \
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socket_test.cpp \
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LIBADB_TEST_windows_SRCS := \
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sysdeps_win32_test.cpp \
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@ -162,6 +162,9 @@ std::string get_trace_setting() {
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// adbd's comes from the system property persist.adb.trace_mask.
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static void setup_trace_mask() {
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const std::string trace_setting = get_trace_setting();
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if (trace_setting.empty()) {
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return;
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}
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std::unordered_map<std::string, int> trace_flags = {
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{"1", 0},
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@ -184,7 +187,7 @@ static void setup_trace_mask() {
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for (const auto& elem : elements) {
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const auto& flag = trace_flags.find(elem);
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if (flag == trace_flags.end()) {
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D("Unknown trace flag: %s", flag->first.c_str());
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D("Unknown trace flag: %s", elem.c_str());
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continue;
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}
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86
adb/adb.h
86
adb/adb.h
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@ -26,6 +26,7 @@
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#include "adb_trace.h"
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#include "fdevent.h"
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#include "socket.h"
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constexpr size_t MAX_PAYLOAD_V1 = 4 * 1024;
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constexpr size_t MAX_PAYLOAD_V2 = 256 * 1024;
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@ -74,80 +75,6 @@ struct apacket
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unsigned char data[MAX_PAYLOAD];
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};
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/* An asocket represents one half of a connection between a local and
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** remote entity. A local asocket is bound to a file descriptor. A
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** remote asocket is bound to the protocol engine.
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*/
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struct asocket {
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/* chain pointers for the local/remote list of
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** asockets that this asocket lives in
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*/
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asocket *next;
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asocket *prev;
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/* the unique identifier for this asocket
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*/
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unsigned id;
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/* flag: set when the socket's peer has closed
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** but packets are still queued for delivery
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*/
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int closing;
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/* flag: quit adbd when both ends close the
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** local service socket
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*/
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int exit_on_close;
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/* the asocket we are connected to
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*/
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asocket *peer;
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/* For local asockets, the fde is used to bind
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** us to our fd event system. For remote asockets
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** these fields are not used.
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*/
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fdevent fde;
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int fd;
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/* queue of apackets waiting to be written
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*/
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apacket *pkt_first;
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apacket *pkt_last;
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/* enqueue is called by our peer when it has data
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** for us. It should return 0 if we can accept more
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** data or 1 if not. If we return 1, we must call
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** peer->ready() when we once again are ready to
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** receive data.
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*/
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int (*enqueue)(asocket *s, apacket *pkt);
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/* ready is called by the peer when it is ready for
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** us to send data via enqueue again
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*/
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void (*ready)(asocket *s);
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/* shutdown is called by the peer before it goes away.
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** the socket should not do any further calls on its peer.
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** Always followed by a call to close. Optional, i.e. can be NULL.
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*/
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void (*shutdown)(asocket *s);
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/* close is called by the peer when it has gone away.
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** we are not allowed to make any further calls on the
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** peer once our close method is called.
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*/
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void (*close)(asocket *s);
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/* A socket is bound to atransport */
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atransport *transport;
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size_t get_max_payload() const;
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};
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/* the adisconnect structure is used to record a callback that
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** will be called whenever a transport is disconnected (e.g. by the user)
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** this should be used to cleanup objects that depend on the
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@ -215,18 +142,7 @@ struct alistener
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void print_packet(const char *label, apacket *p);
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asocket *find_local_socket(unsigned local_id, unsigned remote_id);
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void install_local_socket(asocket *s);
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void remove_socket(asocket *s);
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void close_all_sockets(atransport *t);
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asocket *create_local_socket(int fd);
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asocket *create_local_service_socket(const char* destination,
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const atransport* transport);
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asocket *create_remote_socket(unsigned id, atransport *t);
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void connect_to_remote(asocket *s, const char *destination);
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void connect_to_smartsocket(asocket *s);
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void fatal(const char *fmt, ...) __attribute__((noreturn));
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void fatal_errno(const char *fmt, ...) __attribute__((noreturn));
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@ -119,10 +119,10 @@ void fdevent_install(fdevent* fde, int fd, fd_func func, void* arg) {
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fde->func = func;
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fde->arg = arg;
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if (fcntl(fd, F_SETFL, O_NONBLOCK) != 0) {
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// Here is not proper to handle the error. If it fails here, some error is
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// likely to be detected by poll(), then we can let the callback function
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// to handle it.
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LOG(ERROR) << "failed to fcntl(" << fd << ") to be nonblock";
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// Here is not proper to handle the error. If it fails here, some error is
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// likely to be detected by poll(), then we can let the callback function
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// to handle it.
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LOG(ERROR) << "failed to fcntl(" << fd << ") to be nonblock";
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}
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auto pair = g_poll_node_map.emplace(fde->fd, PollNode(fde));
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CHECK(pair.second) << "install existing fd " << fd;
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@ -215,10 +215,13 @@ static void fdevent_process() {
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D("poll(), pollfds = %s", dump_pollfds(pollfds).c_str());
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int ret = TEMP_FAILURE_RETRY(poll(&pollfds[0], pollfds.size(), -1));
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if (ret == -1) {
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PLOG(ERROR) << "poll(), ret = " << ret;
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return;
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PLOG(ERROR) << "poll(), ret = " << ret;
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return;
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}
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for (auto& pollfd : pollfds) {
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if (pollfd.revents != 0) {
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D("for fd %d, revents = %x", pollfd.fd, pollfd.revents);
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}
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unsigned events = 0;
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if (pollfd.revents & POLLIN) {
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events |= FDE_READ;
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@ -337,3 +340,12 @@ void fdevent_loop()
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}
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}
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}
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size_t fdevent_installed_count() {
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return g_poll_node_map.size();
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}
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void fdevent_reset() {
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g_poll_node_map.clear();
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g_pending_list.clear();
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}
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@ -17,6 +17,7 @@
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#ifndef __FDEVENT_H
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#define __FDEVENT_H
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#include <stddef.h>
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#include <stdint.h> /* for int64_t */
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/* events that may be observed */
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@ -27,10 +28,22 @@
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/* features that may be set (via the events set/add/del interface) */
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#define FDE_DONT_CLOSE 0x0080
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struct fdevent;
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typedef void (*fd_func)(int fd, unsigned events, void *userdata);
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struct fdevent {
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fdevent *next;
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fdevent *prev;
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int fd;
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int force_eof;
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uint16_t state;
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uint16_t events;
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fd_func func;
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void *arg;
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};
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/* Allocate and initialize a new fdevent object
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* Note: use FD_TIMER as 'fd' to create a fd-less object
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* (used to implement timers).
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@ -63,18 +76,9 @@ void fdevent_set_timeout(fdevent *fde, int64_t timeout_ms);
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*/
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void fdevent_loop();
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struct fdevent {
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fdevent *next;
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fdevent *prev;
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int fd;
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int force_eof;
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uint16_t state;
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uint16_t events;
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fd_func func;
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void *arg;
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};
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// For debugging only.
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size_t fdevent_installed_count();
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// For debugging only.
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void fdevent_reset();
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#endif
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@ -28,25 +28,6 @@
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#include "adb_io.h"
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class SignalHandlerRegister {
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public:
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SignalHandlerRegister(const std::vector<int>& signums, void (*handler)(int)) {
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for (auto& sig : signums) {
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sig_t old_handler = signal(sig, handler);
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saved_signal_handlers_.push_back(std::make_pair(sig, old_handler));
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}
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}
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~SignalHandlerRegister() {
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for (auto& pair : saved_signal_handlers_) {
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signal(pair.first, pair.second);
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}
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}
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private:
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std::vector<std::pair<int, sig_t>> saved_signal_handlers_;
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};
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class FdHandler {
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public:
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FdHandler(int read_fd, int write_fd) : read_fd_(read_fd), write_fd_(write_fd) {
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@ -95,6 +76,19 @@ static void signal_handler(int) {
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pthread_exit(nullptr);
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}
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class FdeventTest : public ::testing::Test {
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protected:
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static void SetUpTestCase() {
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ASSERT_NE(SIG_ERR, signal(SIGUSR1, signal_handler));
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ASSERT_NE(SIG_ERR, signal(SIGPIPE, SIG_IGN));
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}
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virtual void SetUp() {
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fdevent_reset();
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ASSERT_EQ(0u, fdevent_installed_count());
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}
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};
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struct ThreadArg {
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int first_read_fd;
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int last_write_fd;
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@ -102,8 +96,6 @@ struct ThreadArg {
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};
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static void FdEventThreadFunc(ThreadArg* arg) {
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SignalHandlerRegister signal_handler_register({SIGUSR1}, signal_handler);
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std::vector<int> read_fds;
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std::vector<int> write_fds;
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@ -124,7 +116,7 @@ static void FdEventThreadFunc(ThreadArg* arg) {
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fdevent_loop();
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}
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TEST(fdevent, smoke) {
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TEST_F(FdeventTest, smoke) {
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const size_t PIPE_COUNT = 10;
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const size_t MESSAGE_LOOP_COUNT = 100;
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const std::string MESSAGE = "fdevent_test";
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@ -154,6 +146,8 @@ TEST(fdevent, smoke) {
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ASSERT_EQ(0, pthread_kill(thread, SIGUSR1));
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ASSERT_EQ(0, pthread_join(thread, nullptr));
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ASSERT_EQ(0, close(writer));
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ASSERT_EQ(0, close(reader));
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}
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struct InvalidFdArg {
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|
@ -171,7 +165,7 @@ static void InvalidFdEventCallback(int fd, unsigned events, void* userdata) {
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}
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}
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void InvalidFdThreadFunc(void*) {
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static void InvalidFdThreadFunc(void*) {
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const int INVALID_READ_FD = std::numeric_limits<int>::max() - 1;
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size_t happened_event_count = 0;
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InvalidFdArg read_arg;
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|
@ -189,7 +183,7 @@ void InvalidFdThreadFunc(void*) {
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fdevent_loop();
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}
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TEST(fdevent, invalid_fd) {
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TEST_F(FdeventTest, invalid_fd) {
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pthread_t thread;
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ASSERT_EQ(0, pthread_create(&thread, nullptr,
|
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reinterpret_cast<void* (*)(void*)>(InvalidFdThreadFunc),
|
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|
|
|
@ -0,0 +1,117 @@
|
|||
/*
|
||||
* Copyright (C) 2015 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#ifndef __ADB_SOCKET_H
|
||||
#define __ADB_SOCKET_H
|
||||
|
||||
#include <stddef.h>
|
||||
|
||||
#include "fdevent.h"
|
||||
|
||||
struct apacket;
|
||||
class atransport;
|
||||
|
||||
/* An asocket represents one half of a connection between a local and
|
||||
** remote entity. A local asocket is bound to a file descriptor. A
|
||||
** remote asocket is bound to the protocol engine.
|
||||
*/
|
||||
struct asocket {
|
||||
/* chain pointers for the local/remote list of
|
||||
** asockets that this asocket lives in
|
||||
*/
|
||||
asocket *next;
|
||||
asocket *prev;
|
||||
|
||||
/* the unique identifier for this asocket
|
||||
*/
|
||||
unsigned id;
|
||||
|
||||
/* flag: set when the socket's peer has closed
|
||||
** but packets are still queued for delivery
|
||||
*/
|
||||
int closing;
|
||||
|
||||
// flag: set when the socket failed to write, so the socket will not wait to
|
||||
// write packets and close directly.
|
||||
bool has_write_error;
|
||||
|
||||
/* flag: quit adbd when both ends close the
|
||||
** local service socket
|
||||
*/
|
||||
int exit_on_close;
|
||||
|
||||
/* the asocket we are connected to
|
||||
*/
|
||||
|
||||
asocket *peer;
|
||||
|
||||
/* For local asockets, the fde is used to bind
|
||||
** us to our fd event system. For remote asockets
|
||||
** these fields are not used.
|
||||
*/
|
||||
fdevent fde;
|
||||
int fd;
|
||||
|
||||
/* queue of apackets waiting to be written
|
||||
*/
|
||||
apacket *pkt_first;
|
||||
apacket *pkt_last;
|
||||
|
||||
/* enqueue is called by our peer when it has data
|
||||
** for us. It should return 0 if we can accept more
|
||||
** data or 1 if not. If we return 1, we must call
|
||||
** peer->ready() when we once again are ready to
|
||||
** receive data.
|
||||
*/
|
||||
int (*enqueue)(asocket *s, apacket *pkt);
|
||||
|
||||
/* ready is called by the peer when it is ready for
|
||||
** us to send data via enqueue again
|
||||
*/
|
||||
void (*ready)(asocket *s);
|
||||
|
||||
/* shutdown is called by the peer before it goes away.
|
||||
** the socket should not do any further calls on its peer.
|
||||
** Always followed by a call to close. Optional, i.e. can be NULL.
|
||||
*/
|
||||
void (*shutdown)(asocket *s);
|
||||
|
||||
/* close is called by the peer when it has gone away.
|
||||
** we are not allowed to make any further calls on the
|
||||
** peer once our close method is called.
|
||||
*/
|
||||
void (*close)(asocket *s);
|
||||
|
||||
/* A socket is bound to atransport */
|
||||
atransport *transport;
|
||||
|
||||
size_t get_max_payload() const;
|
||||
};
|
||||
|
||||
asocket *find_local_socket(unsigned local_id, unsigned remote_id);
|
||||
void install_local_socket(asocket *s);
|
||||
void remove_socket(asocket *s);
|
||||
void close_all_sockets(atransport *t);
|
||||
|
||||
asocket *create_local_socket(int fd);
|
||||
asocket *create_local_service_socket(const char* destination,
|
||||
const atransport* transport);
|
||||
|
||||
asocket *create_remote_socket(unsigned id, atransport *t);
|
||||
void connect_to_remote(asocket *s, const char *destination);
|
||||
void connect_to_smartsocket(asocket *s);
|
||||
|
||||
#endif // __ADB_SOCKET_H
|
|
@ -0,0 +1,300 @@
|
|||
/*
|
||||
* Copyright (C) 2015 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#include "fdevent.h"
|
||||
|
||||
#include <gtest/gtest.h>
|
||||
|
||||
#include <limits>
|
||||
#include <queue>
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
||||
#include <pthread.h>
|
||||
#include <signal.h>
|
||||
#include <unistd.h>
|
||||
|
||||
#include "adb.h"
|
||||
#include "adb_io.h"
|
||||
#include "socket.h"
|
||||
#include "sysdeps.h"
|
||||
|
||||
static void signal_handler(int) {
|
||||
ASSERT_EQ(1u, fdevent_installed_count());
|
||||
pthread_exit(nullptr);
|
||||
}
|
||||
|
||||
// On host, register a dummy socket, so fdevet_loop() will not abort when previously
|
||||
// registered local sockets are all closed. On device, fdevent_subproc_setup() installs
|
||||
// one fdevent which can be considered as dummy socket.
|
||||
static void InstallDummySocket() {
|
||||
#if ADB_HOST
|
||||
int dummy_fds[2];
|
||||
ASSERT_EQ(0, pipe(dummy_fds));
|
||||
asocket* dummy_socket = create_local_socket(dummy_fds[0]);
|
||||
ASSERT_TRUE(dummy_socket != nullptr);
|
||||
dummy_socket->ready(dummy_socket);
|
||||
#endif
|
||||
}
|
||||
|
||||
struct ThreadArg {
|
||||
int first_read_fd;
|
||||
int last_write_fd;
|
||||
size_t middle_pipe_count;
|
||||
};
|
||||
|
||||
static void FdEventThreadFunc(ThreadArg* arg) {
|
||||
std::vector<int> read_fds;
|
||||
std::vector<int> write_fds;
|
||||
|
||||
read_fds.push_back(arg->first_read_fd);
|
||||
for (size_t i = 0; i < arg->middle_pipe_count; ++i) {
|
||||
int fds[2];
|
||||
ASSERT_EQ(0, adb_socketpair(fds));
|
||||
read_fds.push_back(fds[0]);
|
||||
write_fds.push_back(fds[1]);
|
||||
}
|
||||
write_fds.push_back(arg->last_write_fd);
|
||||
|
||||
for (size_t i = 0; i < read_fds.size(); ++i) {
|
||||
asocket* reader = create_local_socket(read_fds[i]);
|
||||
ASSERT_TRUE(reader != nullptr);
|
||||
asocket* writer = create_local_socket(write_fds[i]);
|
||||
ASSERT_TRUE(writer != nullptr);
|
||||
reader->peer = writer;
|
||||
writer->peer = reader;
|
||||
reader->ready(reader);
|
||||
}
|
||||
|
||||
InstallDummySocket();
|
||||
fdevent_loop();
|
||||
}
|
||||
|
||||
class LocalSocketTest : public ::testing::Test {
|
||||
protected:
|
||||
static void SetUpTestCase() {
|
||||
ASSERT_NE(SIG_ERR, signal(SIGUSR1, signal_handler));
|
||||
ASSERT_NE(SIG_ERR, signal(SIGPIPE, SIG_IGN));
|
||||
}
|
||||
|
||||
virtual void SetUp() {
|
||||
fdevent_reset();
|
||||
ASSERT_EQ(0u, fdevent_installed_count());
|
||||
}
|
||||
};
|
||||
|
||||
TEST_F(LocalSocketTest, smoke) {
|
||||
const size_t PIPE_COUNT = 100;
|
||||
const size_t MESSAGE_LOOP_COUNT = 100;
|
||||
const std::string MESSAGE = "socket_test";
|
||||
int fd_pair1[2];
|
||||
int fd_pair2[2];
|
||||
ASSERT_EQ(0, adb_socketpair(fd_pair1));
|
||||
ASSERT_EQ(0, adb_socketpair(fd_pair2));
|
||||
pthread_t thread;
|
||||
ThreadArg thread_arg;
|
||||
thread_arg.first_read_fd = fd_pair1[0];
|
||||
thread_arg.last_write_fd = fd_pair2[1];
|
||||
thread_arg.middle_pipe_count = PIPE_COUNT;
|
||||
int writer = fd_pair1[1];
|
||||
int reader = fd_pair2[0];
|
||||
|
||||
ASSERT_EQ(0, pthread_create(&thread, nullptr,
|
||||
reinterpret_cast<void* (*)(void*)>(FdEventThreadFunc),
|
||||
&thread_arg));
|
||||
|
||||
usleep(1000);
|
||||
for (size_t i = 0; i < MESSAGE_LOOP_COUNT; ++i) {
|
||||
std::string read_buffer = MESSAGE;
|
||||
std::string write_buffer(MESSAGE.size(), 'a');
|
||||
ASSERT_TRUE(WriteFdExactly(writer, read_buffer.c_str(), read_buffer.size()));
|
||||
ASSERT_TRUE(ReadFdExactly(reader, &write_buffer[0], write_buffer.size()));
|
||||
ASSERT_EQ(read_buffer, write_buffer);
|
||||
}
|
||||
ASSERT_EQ(0, adb_close(writer));
|
||||
ASSERT_EQ(0, adb_close(reader));
|
||||
// Wait until the local sockets are closed.
|
||||
sleep(1);
|
||||
|
||||
ASSERT_EQ(0, pthread_kill(thread, SIGUSR1));
|
||||
ASSERT_EQ(0, pthread_join(thread, nullptr));
|
||||
}
|
||||
|
||||
struct CloseWithPacketArg {
|
||||
int socket_fd;
|
||||
size_t bytes_written;
|
||||
int cause_close_fd;
|
||||
};
|
||||
|
||||
static void CloseWithPacketThreadFunc(CloseWithPacketArg* arg) {
|
||||
asocket* s = create_local_socket(arg->socket_fd);
|
||||
ASSERT_TRUE(s != nullptr);
|
||||
arg->bytes_written = 0;
|
||||
while (true) {
|
||||
apacket* p = get_apacket();
|
||||
p->len = sizeof(p->data);
|
||||
arg->bytes_written += p->len;
|
||||
int ret = s->enqueue(s, p);
|
||||
if (ret == 1) {
|
||||
// The writer has one packet waiting to send.
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
asocket* cause_close_s = create_local_socket(arg->cause_close_fd);
|
||||
ASSERT_TRUE(cause_close_s != nullptr);
|
||||
cause_close_s->peer = s;
|
||||
s->peer = cause_close_s;
|
||||
cause_close_s->ready(cause_close_s);
|
||||
|
||||
InstallDummySocket();
|
||||
fdevent_loop();
|
||||
}
|
||||
|
||||
// This test checks if we can close local socket in the following situation:
|
||||
// The socket is closing but having some packets, so it is not closed. Then
|
||||
// some write error happens in the socket's file handler, e.g., the file
|
||||
// handler is closed.
|
||||
TEST_F(LocalSocketTest, close_with_packet) {
|
||||
int socket_fd[2];
|
||||
ASSERT_EQ(0, adb_socketpair(socket_fd));
|
||||
int cause_close_fd[2];
|
||||
ASSERT_EQ(0, adb_socketpair(cause_close_fd));
|
||||
CloseWithPacketArg arg;
|
||||
arg.socket_fd = socket_fd[1];
|
||||
arg.cause_close_fd = cause_close_fd[1];
|
||||
pthread_t thread;
|
||||
ASSERT_EQ(0, pthread_create(&thread, nullptr,
|
||||
reinterpret_cast<void* (*)(void*)>(CloseWithPacketThreadFunc),
|
||||
&arg));
|
||||
// Wait until the fdevent_loop() starts.
|
||||
sleep(1);
|
||||
ASSERT_EQ(0, adb_close(cause_close_fd[0]));
|
||||
sleep(1);
|
||||
ASSERT_EQ(2u, fdevent_installed_count());
|
||||
ASSERT_EQ(0, adb_close(socket_fd[0]));
|
||||
// Wait until the socket is closed.
|
||||
sleep(1);
|
||||
|
||||
ASSERT_EQ(0, pthread_kill(thread, SIGUSR1));
|
||||
ASSERT_EQ(0, pthread_join(thread, nullptr));
|
||||
}
|
||||
|
||||
#undef shutdown
|
||||
|
||||
// This test checks if we can read packets from a closing local socket.
|
||||
// The socket's file handler may be non readable if the other side has
|
||||
// called shutdown(SHUT_WR). But we should always write packets
|
||||
// successfully to the other side.
|
||||
TEST_F(LocalSocketTest, half_close_with_packet) {
|
||||
int socket_fd[2];
|
||||
ASSERT_EQ(0, adb_socketpair(socket_fd));
|
||||
int cause_close_fd[2];
|
||||
ASSERT_EQ(0, adb_socketpair(cause_close_fd));
|
||||
CloseWithPacketArg arg;
|
||||
arg.socket_fd = socket_fd[1];
|
||||
arg.cause_close_fd = cause_close_fd[1];
|
||||
|
||||
pthread_t thread;
|
||||
ASSERT_EQ(0, pthread_create(&thread, nullptr,
|
||||
reinterpret_cast<void* (*)(void*)>(CloseWithPacketThreadFunc),
|
||||
&arg));
|
||||
// Wait until the fdevent_loop() starts.
|
||||
sleep(1);
|
||||
ASSERT_EQ(0, adb_close(cause_close_fd[0]));
|
||||
sleep(1);
|
||||
ASSERT_EQ(2u, fdevent_installed_count());
|
||||
ASSERT_EQ(0, shutdown(socket_fd[0], SHUT_WR));
|
||||
|
||||
// Verify if we can read successfully.
|
||||
std::vector<char> buf(arg.bytes_written);
|
||||
ASSERT_EQ(true, ReadFdExactly(socket_fd[0], buf.data(), buf.size()));
|
||||
ASSERT_EQ(0, adb_close(socket_fd[0]));
|
||||
|
||||
// Wait until the socket is closed.
|
||||
sleep(1);
|
||||
|
||||
ASSERT_EQ(0, pthread_kill(thread, SIGUSR1));
|
||||
ASSERT_EQ(0, pthread_join(thread, nullptr));
|
||||
}
|
||||
|
||||
// This test checks if we can close local socket in the following situation:
|
||||
// The socket is not closed and has some packets. When it fails to write to
|
||||
// the socket's file handler because the other end is closed, we check if the
|
||||
// socket is closed.
|
||||
TEST_F(LocalSocketTest, write_error_when_having_packets) {
|
||||
int socket_fd[2];
|
||||
ASSERT_EQ(0, adb_socketpair(socket_fd));
|
||||
int cause_close_fd[2];
|
||||
ASSERT_EQ(0, adb_socketpair(cause_close_fd));
|
||||
CloseWithPacketArg arg;
|
||||
arg.socket_fd = socket_fd[1];
|
||||
arg.cause_close_fd = cause_close_fd[1];
|
||||
|
||||
pthread_t thread;
|
||||
ASSERT_EQ(0, pthread_create(&thread, nullptr,
|
||||
reinterpret_cast<void* (*)(void*)>(CloseWithPacketThreadFunc),
|
||||
&arg));
|
||||
// Wait until the fdevent_loop() starts.
|
||||
sleep(1);
|
||||
ASSERT_EQ(3u, fdevent_installed_count());
|
||||
ASSERT_EQ(0, adb_close(socket_fd[0]));
|
||||
|
||||
// Wait until the socket is closed.
|
||||
sleep(1);
|
||||
|
||||
ASSERT_EQ(0, pthread_kill(thread, SIGUSR1));
|
||||
ASSERT_EQ(0, pthread_join(thread, nullptr));
|
||||
}
|
||||
|
||||
struct CloseNoEventsArg {
|
||||
int socket_fd;
|
||||
};
|
||||
|
||||
static void CloseNoEventsThreadFunc(CloseNoEventsArg* arg) {
|
||||
asocket* s = create_local_socket(arg->socket_fd);
|
||||
ASSERT_TRUE(s != nullptr);
|
||||
|
||||
InstallDummySocket();
|
||||
fdevent_loop();
|
||||
}
|
||||
|
||||
// This test checks when a local socket doesn't enable FDE_READ/FDE_WRITE/FDE_ERROR, it
|
||||
// can still be closed when some error happens on its file handler.
|
||||
// This test successes on linux but fails on mac because of different implementation of
|
||||
// poll(). I think the function tested here is useful to make adb server more stable on
|
||||
// linux.
|
||||
TEST_F(LocalSocketTest, close_with_no_events_installed) {
|
||||
int socket_fd[2];
|
||||
ASSERT_EQ(0, adb_socketpair(socket_fd));
|
||||
|
||||
CloseNoEventsArg arg;
|
||||
arg.socket_fd = socket_fd[1];
|
||||
pthread_t thread;
|
||||
ASSERT_EQ(0, pthread_create(&thread, nullptr,
|
||||
reinterpret_cast<void* (*)(void*)>(CloseNoEventsThreadFunc),
|
||||
&arg));
|
||||
// Wait until the fdevent_loop() starts.
|
||||
sleep(1);
|
||||
ASSERT_EQ(2u, fdevent_installed_count());
|
||||
ASSERT_EQ(0, adb_close(socket_fd[0]));
|
||||
|
||||
// Wait until the socket is closed.
|
||||
sleep(1);
|
||||
|
||||
ASSERT_EQ(0, pthread_kill(thread, SIGUSR1));
|
||||
ASSERT_EQ(0, pthread_join(thread, nullptr));
|
||||
}
|
|
@ -157,6 +157,8 @@ static int local_socket_enqueue(asocket *s, apacket *p)
|
|||
}
|
||||
if((r == 0) || (errno != EAGAIN)) {
|
||||
D( "LS(%d): not ready, errno=%d: %s", s->id, errno, strerror(errno) );
|
||||
put_apacket(p);
|
||||
s->has_write_error = true;
|
||||
s->close(s);
|
||||
return 1; /* not ready (error) */
|
||||
} else {
|
||||
|
@ -252,7 +254,7 @@ static void local_socket_close_locked(asocket *s)
|
|||
/* If we are already closing, or if there are no
|
||||
** pending packets, destroy immediately
|
||||
*/
|
||||
if (s->closing || s->pkt_first == NULL) {
|
||||
if (s->closing || s->has_write_error || s->pkt_first == NULL) {
|
||||
int id = s->id;
|
||||
local_socket_destroy(s);
|
||||
D("LS(%d): closed", id);
|
||||
|
@ -267,6 +269,7 @@ static void local_socket_close_locked(asocket *s)
|
|||
remove_socket(s);
|
||||
D("LS(%d): put on socket_closing_list fd=%d", s->id, s->fd);
|
||||
insert_local_socket(s, &local_socket_closing_list);
|
||||
CHECK_EQ(FDE_WRITE, s->fde.state & FDE_WRITE);
|
||||
}
|
||||
|
||||
static void local_socket_event_func(int fd, unsigned ev, void* _s)
|
||||
|
@ -296,6 +299,7 @@ static void local_socket_event_func(int fd, unsigned ev, void* _s)
|
|||
}
|
||||
|
||||
D(" closing after write because r=%d and errno is %d", r, errno);
|
||||
s->has_write_error = true;
|
||||
s->close(s);
|
||||
return;
|
||||
}
|
||||
|
@ -392,6 +396,7 @@ static void local_socket_event_func(int fd, unsigned ev, void* _s)
|
|||
D(" closing because is_eof=%d r=%d s->fde.force_eof=%d",
|
||||
is_eof, r, s->fde.force_eof);
|
||||
s->close(s);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -401,7 +406,6 @@ static void local_socket_event_func(int fd, unsigned ev, void* _s)
|
|||
** bytes of readable data.
|
||||
*/
|
||||
D("LS(%d): FDE_ERROR (fd=%d)", s->id, s->fd);
|
||||
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue