199 lines
5.9 KiB
C
199 lines
5.9 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include <pthread.h>
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#include <stdlib.h>
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#include "sd-bus.h"
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#include "bus-internal.h"
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#include "bus-util.h"
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#include "log.h"
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#include "macro.h"
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#include "memory-util.h"
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struct context {
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int fds[2];
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bool client_negotiate_unix_fds;
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bool server_negotiate_unix_fds;
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bool client_anonymous_auth;
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bool server_anonymous_auth;
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};
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static void *server(void *p) {
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struct context *c = p;
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sd_bus *bus = NULL;
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sd_id128_t id;
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bool quit = false;
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int r;
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assert_se(sd_id128_randomize(&id) >= 0);
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assert_se(sd_bus_new(&bus) >= 0);
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assert_se(sd_bus_set_fd(bus, c->fds[0], c->fds[0]) >= 0);
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assert_se(sd_bus_set_server(bus, 1, id) >= 0);
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assert_se(sd_bus_set_anonymous(bus, c->server_anonymous_auth) >= 0);
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assert_se(sd_bus_negotiate_fds(bus, c->server_negotiate_unix_fds) >= 0);
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assert_se(sd_bus_start(bus) >= 0);
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while (!quit) {
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_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
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r = sd_bus_process(bus, &m);
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if (r < 0) {
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log_error_errno(r, "Failed to process requests: %m");
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goto fail;
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}
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if (r == 0) {
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r = sd_bus_wait(bus, (uint64_t) -1);
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if (r < 0) {
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log_error_errno(r, "Failed to wait: %m");
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goto fail;
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}
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continue;
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}
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if (!m)
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continue;
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log_info("Got message! member=%s", strna(sd_bus_message_get_member(m)));
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if (sd_bus_message_is_method_call(m, "org.freedesktop.systemd.test", "Exit")) {
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assert_se((sd_bus_can_send(bus, 'h') >= 1) ==
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(c->server_negotiate_unix_fds && c->client_negotiate_unix_fds));
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r = sd_bus_message_new_method_return(m, &reply);
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if (r < 0) {
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log_error_errno(r, "Failed to allocate return: %m");
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goto fail;
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}
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quit = true;
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} else if (sd_bus_message_is_method_call(m, NULL, NULL)) {
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r = sd_bus_message_new_method_error(
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m,
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&reply,
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&SD_BUS_ERROR_MAKE_CONST(SD_BUS_ERROR_UNKNOWN_METHOD, "Unknown method."));
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if (r < 0) {
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log_error_errno(r, "Failed to allocate return: %m");
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goto fail;
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}
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}
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if (reply) {
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r = sd_bus_send(bus, reply, NULL);
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if (r < 0) {
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log_error_errno(r, "Failed to send reply: %m");
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goto fail;
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}
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}
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}
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r = 0;
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fail:
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if (bus) {
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sd_bus_flush(bus);
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sd_bus_unref(bus);
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}
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return INT_TO_PTR(r);
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}
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static int client(struct context *c) {
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_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
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_cleanup_(sd_bus_unrefp) sd_bus *bus = NULL;
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_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
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int r;
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assert_se(sd_bus_new(&bus) >= 0);
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assert_se(sd_bus_set_fd(bus, c->fds[1], c->fds[1]) >= 0);
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assert_se(sd_bus_negotiate_fds(bus, c->client_negotiate_unix_fds) >= 0);
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assert_se(sd_bus_set_anonymous(bus, c->client_anonymous_auth) >= 0);
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assert_se(sd_bus_start(bus) >= 0);
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r = sd_bus_message_new_method_call(
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bus,
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&m,
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"org.freedesktop.systemd.test",
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"/",
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"org.freedesktop.systemd.test",
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"Exit");
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if (r < 0)
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return log_error_errno(r, "Failed to allocate method call: %m");
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r = sd_bus_call(bus, m, 0, &error, &reply);
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if (r < 0)
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return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, -r));
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return 0;
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}
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static int test_one(bool client_negotiate_unix_fds, bool server_negotiate_unix_fds,
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bool client_anonymous_auth, bool server_anonymous_auth) {
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struct context c;
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pthread_t s;
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void *p;
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int r, q;
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zero(c);
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assert_se(socketpair(AF_UNIX, SOCK_STREAM, 0, c.fds) >= 0);
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c.client_negotiate_unix_fds = client_negotiate_unix_fds;
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c.server_negotiate_unix_fds = server_negotiate_unix_fds;
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c.client_anonymous_auth = client_anonymous_auth;
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c.server_anonymous_auth = server_anonymous_auth;
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r = pthread_create(&s, NULL, server, &c);
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if (r != 0)
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return -r;
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r = client(&c);
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q = pthread_join(s, &p);
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if (q != 0)
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return -q;
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if (r < 0)
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return r;
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if (PTR_TO_INT(p) < 0)
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return PTR_TO_INT(p);
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return 0;
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}
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int main(int argc, char *argv[]) {
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int r;
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r = test_one(true, true, false, false);
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assert_se(r >= 0);
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r = test_one(true, false, false, false);
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assert_se(r >= 0);
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r = test_one(false, true, false, false);
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assert_se(r >= 0);
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r = test_one(false, false, false, false);
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assert_se(r >= 0);
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r = test_one(true, true, true, true);
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assert_se(r >= 0);
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r = test_one(true, true, false, true);
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assert_se(r >= 0);
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r = test_one(true, true, true, false);
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assert_se(r == -EPERM);
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return EXIT_SUCCESS;
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}
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