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36d4739a68
Even when termninated normally, systemd-journal-upload would return something positive which would be interpreted as failure.
887 lines
29 KiB
C
887 lines
29 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2014 Zbigniew Jędrzejewski-Szmek
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdio.h>
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#include <curl/curl.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include "sd-daemon.h"
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#include "log.h"
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#include "util.h"
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#include "build.h"
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#include "fileio.h"
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#include "mkdir.h"
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#include "conf-parser.h"
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#include "journal-upload.h"
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#define PRIV_KEY_FILE CERTIFICATE_ROOT "/private/journal-upload.pem"
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#define CERT_FILE CERTIFICATE_ROOT "/certs/journal-upload.pem"
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#define TRUST_FILE CERTIFICATE_ROOT "/ca/trusted.pem"
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#define DEFAULT_PORT 19532
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static const char* arg_url;
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static void close_fd_input(Uploader *u);
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static const char *arg_key = NULL;
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static const char *arg_cert = NULL;
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static const char *arg_trust = NULL;
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static const char *arg_directory = NULL;
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static char **arg_file = NULL;
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static const char *arg_cursor = NULL;
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static bool arg_after_cursor = false;
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static int arg_journal_type = 0;
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static const char *arg_machine = NULL;
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static bool arg_merge = false;
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static int arg_follow = -1;
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static const char *arg_save_state = NULL;
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#define SERVER_ANSWER_KEEP 2048
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#define STATE_FILE "/var/lib/systemd/journal-upload/state"
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#define easy_setopt(curl, opt, value, level, cmd) \
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do { \
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code = curl_easy_setopt(curl, opt, value); \
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if (code) { \
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log_full(level, \
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"curl_easy_setopt " #opt " failed: %s", \
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curl_easy_strerror(code)); \
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cmd; \
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} \
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} while(0)
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static size_t output_callback(char *buf,
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size_t size,
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size_t nmemb,
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void *userp) {
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Uploader *u = userp;
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assert(u);
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log_debug("The server answers (%zu bytes): %.*s",
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size*nmemb, (int)(size*nmemb), buf);
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if (nmemb && !u->answer) {
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u->answer = strndup(buf, size*nmemb);
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if (!u->answer)
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log_warning("Failed to store server answer (%zu bytes): %s",
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size*nmemb, strerror(ENOMEM));
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}
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return size * nmemb;
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}
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static int check_cursor_updating(Uploader *u) {
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_cleanup_free_ char *temp_path = NULL;
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_cleanup_fclose_ FILE *f = NULL;
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int r;
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if (!u->state_file)
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return 0;
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r = mkdir_parents(u->state_file, 0755);
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if (r < 0) {
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log_error("Cannot create parent directory of state file %s: %s",
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u->state_file, strerror(-r));
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return r;
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}
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r = fopen_temporary(u->state_file, &f, &temp_path);
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if (r < 0) {
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log_error("Cannot save state to %s: %s",
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u->state_file, strerror(-r));
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return r;
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}
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unlink(temp_path);
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return 0;
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}
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static int update_cursor_state(Uploader *u) {
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_cleanup_free_ char *temp_path = NULL;
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_cleanup_fclose_ FILE *f = NULL;
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int r;
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if (!u->state_file || !u->last_cursor)
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return 0;
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r = fopen_temporary(u->state_file, &f, &temp_path);
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if (r < 0)
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goto finish;
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fprintf(f,
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"# This is private data. Do not parse.\n"
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"LAST_CURSOR=%s\n",
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u->last_cursor);
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fflush(f);
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if (ferror(f) || rename(temp_path, u->state_file) < 0) {
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r = -errno;
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unlink(u->state_file);
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unlink(temp_path);
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}
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finish:
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if (r < 0)
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log_error("Failed to save state %s: %s", u->state_file, strerror(-r));
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return r;
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}
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static int load_cursor_state(Uploader *u) {
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int r;
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if (!u->state_file)
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return 0;
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r = parse_env_file(u->state_file, NEWLINE,
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"LAST_CURSOR", &u->last_cursor,
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NULL);
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if (r == -ENOENT)
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log_debug("State file %s is not present.", u->state_file);
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else if (r < 0) {
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log_error("Failed to read state file %s: %s",
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u->state_file, strerror(-r));
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return r;
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} else
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log_debug("Last cursor was %s", u->last_cursor);
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return 0;
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}
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int start_upload(Uploader *u,
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size_t (*input_callback)(void *ptr,
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size_t size,
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size_t nmemb,
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void *userdata),
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void *data) {
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CURLcode code;
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assert(u);
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assert(input_callback);
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if (!u->header) {
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struct curl_slist *h;
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h = curl_slist_append(NULL, "Content-Type: application/vnd.fdo.journal");
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if (!h)
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return log_oom();
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h = curl_slist_append(h, "Transfer-Encoding: chunked");
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if (!h) {
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curl_slist_free_all(h);
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return log_oom();
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}
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h = curl_slist_append(h, "Accept: text/plain");
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if (!h) {
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curl_slist_free_all(h);
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return log_oom();
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}
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u->header = h;
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}
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if (!u->easy) {
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CURL *curl;
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curl = curl_easy_init();
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if (!curl) {
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log_error("Call to curl_easy_init failed.");
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return -ENOSR;
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}
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/* tell it to POST to the URL */
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easy_setopt(curl, CURLOPT_POST, 1L,
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LOG_ERR, return -EXFULL);
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easy_setopt(curl, CURLOPT_ERRORBUFFER, u->error,
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LOG_ERR, return -EXFULL);
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/* set where to write to */
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easy_setopt(curl, CURLOPT_WRITEFUNCTION, output_callback,
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LOG_ERR, return -EXFULL);
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easy_setopt(curl, CURLOPT_WRITEDATA, data,
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LOG_ERR, return -EXFULL);
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/* set where to read from */
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easy_setopt(curl, CURLOPT_READFUNCTION, input_callback,
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LOG_ERR, return -EXFULL);
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easy_setopt(curl, CURLOPT_READDATA, data,
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LOG_ERR, return -EXFULL);
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/* use our special own mime type and chunked transfer */
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easy_setopt(curl, CURLOPT_HTTPHEADER, u->header,
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LOG_ERR, return -EXFULL);
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/* enable verbose for easier tracing */
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easy_setopt(curl, CURLOPT_VERBOSE, 1L, LOG_WARNING, );
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easy_setopt(curl, CURLOPT_USERAGENT,
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"systemd-journal-upload " PACKAGE_STRING,
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LOG_WARNING, );
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if (arg_key || startswith(u->url, "https://")) {
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easy_setopt(curl, CURLOPT_SSLKEY, arg_key ?: PRIV_KEY_FILE,
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LOG_ERR, return -EXFULL);
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easy_setopt(curl, CURLOPT_SSLCERT, arg_cert ?: CERT_FILE,
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LOG_ERR, return -EXFULL);
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}
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if (streq_ptr(arg_trust, "all"))
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easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0,
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LOG_ERR, return -EUCLEAN);
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else if (arg_trust || startswith(u->url, "https://"))
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easy_setopt(curl, CURLOPT_CAINFO, arg_trust ?: TRUST_FILE,
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LOG_ERR, return -EXFULL);
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if (arg_key || arg_trust)
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easy_setopt(curl, CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1,
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LOG_WARNING, );
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u->easy = curl;
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} else {
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/* truncate the potential old error message */
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u->error[0] = '\0';
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free(u->answer);
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u->answer = 0;
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}
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/* upload to this place */
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code = curl_easy_setopt(u->easy, CURLOPT_URL, u->url);
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if (code) {
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log_error("curl_easy_setopt CURLOPT_URL failed: %s",
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curl_easy_strerror(code));
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return -EXFULL;
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}
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u->uploading = true;
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return 0;
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}
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static size_t fd_input_callback(void *buf, size_t size, size_t nmemb, void *userp) {
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Uploader *u = userp;
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ssize_t r;
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assert(u);
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assert(nmemb <= SSIZE_MAX / size);
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if (u->input < 0)
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return 0;
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r = read(u->input, buf, size * nmemb);
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log_debug("%s: allowed %zu, read %zu", __func__, size*nmemb, r);
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if (r > 0)
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return r;
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u->uploading = false;
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if (r == 0) {
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log_debug("Reached EOF");
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close_fd_input(u);
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return 0;
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} else {
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log_error("Aborting transfer after read error on input: %m.");
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return CURL_READFUNC_ABORT;
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}
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}
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static void close_fd_input(Uploader *u) {
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assert(u);
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if (u->input >= 0)
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close_nointr(u->input);
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u->input = -1;
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u->timeout = 0;
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}
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static int dispatch_fd_input(sd_event_source *event,
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int fd,
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uint32_t revents,
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void *userp) {
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Uploader *u = userp;
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assert(u);
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assert(fd >= 0);
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if (revents & EPOLLHUP) {
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log_debug("Received HUP");
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close_fd_input(u);
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return 0;
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}
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if (!(revents & EPOLLIN)) {
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log_warning("Unexpected poll event %"PRIu32".", revents);
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return -EINVAL;
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}
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if (u->uploading) {
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log_warning("dispatch_fd_input called when uploading, ignoring.");
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return 0;
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}
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return start_upload(u, fd_input_callback, u);
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}
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static int open_file_for_upload(Uploader *u, const char *filename) {
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int fd, r = 0;
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if (streq(filename, "-"))
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fd = STDIN_FILENO;
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else {
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fd = open(filename, O_RDONLY|O_CLOEXEC|O_NOCTTY);
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if (fd < 0) {
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log_error("Failed to open %s: %m", filename);
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return -errno;
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}
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}
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u->input = fd;
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if (arg_follow) {
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r = sd_event_add_io(u->events, &u->input_event,
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fd, EPOLLIN, dispatch_fd_input, u);
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if (r < 0) {
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if (r != -EPERM || arg_follow > 0) {
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log_error("Failed to register input event: %s", strerror(-r));
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return r;
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}
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/* Normal files should just be consumed without polling. */
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r = start_upload(u, fd_input_callback, u);
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}
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}
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return r;
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}
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static int dispatch_sigterm(sd_event_source *event,
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const struct signalfd_siginfo *si,
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void *userdata) {
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Uploader *u = userdata;
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assert(u);
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log_received_signal(LOG_INFO, si);
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close_fd_input(u);
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close_journal_input(u);
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sd_event_exit(u->events, 0);
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return 0;
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}
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static int setup_signals(Uploader *u) {
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sigset_t mask;
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int r;
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assert(u);
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assert_se(sigemptyset(&mask) == 0);
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sigset_add_many(&mask, SIGINT, SIGTERM, -1);
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assert_se(sigprocmask(SIG_SETMASK, &mask, NULL) == 0);
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r = sd_event_add_signal(u->events, &u->sigterm_event, SIGTERM, dispatch_sigterm, u);
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if (r < 0)
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return r;
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r = sd_event_add_signal(u->events, &u->sigint_event, SIGINT, dispatch_sigterm, u);
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if (r < 0)
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return r;
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return 0;
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}
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static int setup_uploader(Uploader *u, const char *url, const char *state_file) {
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int r;
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const char *host, *proto = "";
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assert(u);
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assert(url);
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memzero(u, sizeof(Uploader));
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u->input = -1;
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if (!(host = startswith(url, "http://")) && !(host = startswith(url, "https://"))) {
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host = url;
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proto = "https://";
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}
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if (strchr(host, ':'))
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u->url = strjoin(proto, url, "/upload", NULL);
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else {
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char *t;
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size_t x;
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t = strdupa(url);
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x = strlen(t);
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while (x > 0 && t[x - 1] == '/')
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t[x - 1] = '\0';
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u->url = strjoin(proto, t, ":" STRINGIFY(DEFAULT_PORT), "/upload", NULL);
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}
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if (!u->url)
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return log_oom();
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u->state_file = state_file;
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r = sd_event_default(&u->events);
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if (r < 0) {
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log_error("sd_event_default failed: %s", strerror(-r));
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return r;
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}
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r = setup_signals(u);
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if (r < 0) {
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log_error("Failed to set up signals: %s", strerror(-r));
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return r;
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}
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return load_cursor_state(u);
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}
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static void destroy_uploader(Uploader *u) {
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assert(u);
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curl_easy_cleanup(u->easy);
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curl_slist_free_all(u->header);
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free(u->answer);
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free(u->last_cursor);
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free(u->current_cursor);
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free(u->url);
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u->input_event = sd_event_source_unref(u->input_event);
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close_fd_input(u);
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close_journal_input(u);
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sd_event_source_unref(u->sigterm_event);
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sd_event_source_unref(u->sigint_event);
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sd_event_unref(u->events);
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}
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static int perform_upload(Uploader *u) {
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CURLcode code;
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long status;
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assert(u);
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code = curl_easy_perform(u->easy);
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if (code) {
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if (u->error[0])
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log_error("Upload to %s failed: %.*s",
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u->url, (int) sizeof(u->error), u->error);
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else
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log_error("Upload to %s failed: %s",
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u->url, curl_easy_strerror(code));
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return -EIO;
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}
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code = curl_easy_getinfo(u->easy, CURLINFO_RESPONSE_CODE, &status);
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if (code) {
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log_error("Failed to retrieve response code: %s",
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curl_easy_strerror(code));
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return -EUCLEAN;
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}
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if (status >= 300) {
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log_error("Upload to %s failed with code %lu: %s",
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u->url, status, strna(u->answer));
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return -EIO;
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} else if (status < 200) {
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log_error("Upload to %s finished with unexpected code %lu: %s",
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u->url, status, strna(u->answer));
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return -EIO;
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} else
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log_debug("Upload finished successfully with code %lu: %s",
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status, strna(u->answer));
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free(u->last_cursor);
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u->last_cursor = u->current_cursor;
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u->current_cursor = NULL;
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return update_cursor_state(u);
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}
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static int parse_config(void) {
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const ConfigTableItem items[] = {
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{ "Upload", "URL", config_parse_string, 0, &arg_url },
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{ "Upload", "ServerKeyFile", config_parse_path, 0, &arg_key },
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{ "Upload", "ServerCertificateFile", config_parse_path, 0, &arg_cert },
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{ "Upload", "TrustedCertificateFile", config_parse_path, 0, &arg_trust },
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{}};
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return config_parse(NULL, PKGSYSCONFDIR "/journal-upload.conf", NULL,
|
|
"Upload\0",
|
|
config_item_table_lookup, items,
|
|
false, false, true, NULL);
|
|
}
|
|
|
|
static void help(void) {
|
|
printf("%s -u URL {FILE|-}...\n\n"
|
|
"Upload journal events to a remote server.\n\n"
|
|
" -h --help Show this help\n"
|
|
" --version Show package version\n"
|
|
" -u --url=URL Upload to this address (default port "
|
|
STRINGIFY(DEFAULT_PORT) ")\n"
|
|
" --key=FILENAME Specify key in PEM format (default:\n"
|
|
" \"" PRIV_KEY_FILE "\")\n"
|
|
" --cert=FILENAME Specify certificate in PEM format (default:\n"
|
|
" \"" CERT_FILE "\")\n"
|
|
" --trust=FILENAME|all Specify CA certificate or disable checking (default:\n"
|
|
" \"" TRUST_FILE "\")\n"
|
|
" --system Use the system journal\n"
|
|
" --user Use the user journal for the current user\n"
|
|
" -m --merge Use all available journals\n"
|
|
" -M --machine=CONTAINER Operate on local container\n"
|
|
" -D --directory=PATH Use journal files from directory\n"
|
|
" --file=PATH Use this journal file\n"
|
|
" --cursor=CURSOR Start at the specified cursor\n"
|
|
" --after-cursor=CURSOR Start after the specified cursor\n"
|
|
" --follow[=BOOL] Do [not] wait for input\n"
|
|
" --save-state[=FILE] Save uploaded cursors (default \n"
|
|
" " STATE_FILE ")\n"
|
|
" -h --help Show this help and exit\n"
|
|
" --version Print version string and exit\n"
|
|
, program_invocation_short_name);
|
|
}
|
|
|
|
static int parse_argv(int argc, char *argv[]) {
|
|
enum {
|
|
ARG_VERSION = 0x100,
|
|
ARG_KEY,
|
|
ARG_CERT,
|
|
ARG_TRUST,
|
|
ARG_USER,
|
|
ARG_SYSTEM,
|
|
ARG_FILE,
|
|
ARG_CURSOR,
|
|
ARG_AFTER_CURSOR,
|
|
ARG_FOLLOW,
|
|
ARG_SAVE_STATE,
|
|
};
|
|
|
|
static const struct option options[] = {
|
|
{ "help", no_argument, NULL, 'h' },
|
|
{ "version", no_argument, NULL, ARG_VERSION },
|
|
{ "url", required_argument, NULL, 'u' },
|
|
{ "key", required_argument, NULL, ARG_KEY },
|
|
{ "cert", required_argument, NULL, ARG_CERT },
|
|
{ "trust", required_argument, NULL, ARG_TRUST },
|
|
{ "system", no_argument, NULL, ARG_SYSTEM },
|
|
{ "user", no_argument, NULL, ARG_USER },
|
|
{ "merge", no_argument, NULL, 'm' },
|
|
{ "machine", required_argument, NULL, 'M' },
|
|
{ "directory", required_argument, NULL, 'D' },
|
|
{ "file", required_argument, NULL, ARG_FILE },
|
|
{ "cursor", required_argument, NULL, ARG_CURSOR },
|
|
{ "after-cursor", required_argument, NULL, ARG_AFTER_CURSOR },
|
|
{ "follow", optional_argument, NULL, ARG_FOLLOW },
|
|
{ "save-state", optional_argument, NULL, ARG_SAVE_STATE },
|
|
{}
|
|
};
|
|
|
|
int c, r;
|
|
|
|
assert(argc >= 0);
|
|
assert(argv);
|
|
|
|
opterr = 0;
|
|
|
|
while ((c = getopt_long(argc, argv, "hu:mM:D:", options, NULL)) >= 0)
|
|
switch(c) {
|
|
case 'h':
|
|
help();
|
|
return 0 /* done */;
|
|
|
|
case ARG_VERSION:
|
|
puts(PACKAGE_STRING);
|
|
puts(SYSTEMD_FEATURES);
|
|
return 0 /* done */;
|
|
|
|
case 'u':
|
|
if (arg_url) {
|
|
log_error("cannot use more than one --url");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_url = optarg;
|
|
break;
|
|
|
|
case ARG_KEY:
|
|
if (arg_key) {
|
|
log_error("cannot use more than one --key");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_key = optarg;
|
|
break;
|
|
|
|
case ARG_CERT:
|
|
if (arg_cert) {
|
|
log_error("cannot use more than one --cert");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_cert = optarg;
|
|
break;
|
|
|
|
case ARG_TRUST:
|
|
if (arg_trust) {
|
|
log_error("cannot use more than one --trust");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_trust = optarg;
|
|
break;
|
|
|
|
case ARG_SYSTEM:
|
|
arg_journal_type |= SD_JOURNAL_SYSTEM;
|
|
break;
|
|
|
|
case ARG_USER:
|
|
arg_journal_type |= SD_JOURNAL_CURRENT_USER;
|
|
break;
|
|
|
|
case 'm':
|
|
arg_merge = true;
|
|
break;
|
|
|
|
case 'M':
|
|
if (arg_machine) {
|
|
log_error("cannot use more than one --machine/-M");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_machine = optarg;
|
|
break;
|
|
|
|
case 'D':
|
|
if (arg_directory) {
|
|
log_error("cannot use more than one --directory/-D");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_directory = optarg;
|
|
break;
|
|
|
|
case ARG_FILE:
|
|
r = glob_extend(&arg_file, optarg);
|
|
if (r < 0) {
|
|
log_error("Failed to add paths: %s", strerror(-r));
|
|
return r;
|
|
};
|
|
break;
|
|
|
|
case ARG_CURSOR:
|
|
if (arg_cursor) {
|
|
log_error("cannot use more than one --cursor/--after-cursor");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_cursor = optarg;
|
|
break;
|
|
|
|
case ARG_AFTER_CURSOR:
|
|
if (arg_cursor) {
|
|
log_error("cannot use more than one --cursor/--after-cursor");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_cursor = optarg;
|
|
arg_after_cursor = true;
|
|
break;
|
|
|
|
case ARG_FOLLOW:
|
|
if (optarg) {
|
|
r = parse_boolean(optarg);
|
|
if (r < 0) {
|
|
log_error("Failed to parse --follow= parameter.");
|
|
return -EINVAL;
|
|
}
|
|
|
|
arg_follow = !!r;
|
|
} else
|
|
arg_follow = true;
|
|
|
|
break;
|
|
|
|
case ARG_SAVE_STATE:
|
|
arg_save_state = optarg ?: STATE_FILE;
|
|
break;
|
|
|
|
case '?':
|
|
log_error("Unknown option %s.", argv[optind-1]);
|
|
return -EINVAL;
|
|
|
|
case ':':
|
|
log_error("Missing argument to %s.", argv[optind-1]);
|
|
return -EINVAL;
|
|
|
|
default:
|
|
assert_not_reached("Unhandled option code.");
|
|
}
|
|
|
|
if (!arg_url) {
|
|
log_error("Required --url/-u option missing.");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (!!arg_key != !!arg_cert) {
|
|
log_error("Options --key and --cert must be used together.");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (optind < argc && (arg_directory || arg_file || arg_machine || arg_journal_type)) {
|
|
log_error("Input arguments make no sense with journal input.");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int open_journal(sd_journal **j) {
|
|
int r;
|
|
|
|
if (arg_directory)
|
|
r = sd_journal_open_directory(j, arg_directory, arg_journal_type);
|
|
else if (arg_file)
|
|
r = sd_journal_open_files(j, (const char**) arg_file, 0);
|
|
else if (arg_machine)
|
|
r = sd_journal_open_container(j, arg_machine, 0);
|
|
else
|
|
r = sd_journal_open(j, !arg_merge*SD_JOURNAL_LOCAL_ONLY + arg_journal_type);
|
|
if (r < 0)
|
|
log_error("Failed to open %s: %s",
|
|
arg_directory ? arg_directory : arg_file ? "files" : "journal",
|
|
strerror(-r));
|
|
return r;
|
|
}
|
|
|
|
int main(int argc, char **argv) {
|
|
Uploader u;
|
|
int r;
|
|
bool use_journal;
|
|
|
|
log_show_color(true);
|
|
log_parse_environment();
|
|
|
|
r = parse_config();
|
|
if (r < 0)
|
|
goto finish;
|
|
|
|
r = parse_argv(argc, argv);
|
|
if (r <= 0)
|
|
goto finish;
|
|
|
|
r = setup_uploader(&u, arg_url, arg_save_state);
|
|
if (r < 0)
|
|
goto cleanup;
|
|
|
|
sd_event_set_watchdog(u.events, true);
|
|
|
|
r = check_cursor_updating(&u);
|
|
if (r < 0)
|
|
goto cleanup;
|
|
|
|
log_debug("%s running as pid "PID_FMT,
|
|
program_invocation_short_name, getpid());
|
|
|
|
use_journal = optind >= argc;
|
|
if (use_journal) {
|
|
sd_journal *j;
|
|
r = open_journal(&j);
|
|
if (r < 0)
|
|
goto finish;
|
|
r = open_journal_for_upload(&u, j,
|
|
arg_cursor ?: u.last_cursor,
|
|
arg_cursor ? arg_after_cursor : true,
|
|
!!arg_follow);
|
|
if (r < 0)
|
|
goto finish;
|
|
}
|
|
|
|
sd_notify(false,
|
|
"READY=1\n"
|
|
"STATUS=Processing input...");
|
|
|
|
while (true) {
|
|
r = sd_event_get_state(u.events);
|
|
if (r < 0)
|
|
break;
|
|
if (r == SD_EVENT_FINISHED)
|
|
break;
|
|
|
|
if (use_journal) {
|
|
if (!u.journal)
|
|
break;
|
|
|
|
r = check_journal_input(&u);
|
|
} else if (u.input < 0 && !use_journal) {
|
|
if (optind >= argc)
|
|
break;
|
|
|
|
log_debug("Using %s as input.", argv[optind]);
|
|
r = open_file_for_upload(&u, argv[optind++]);
|
|
}
|
|
if (r < 0)
|
|
goto cleanup;
|
|
|
|
if (u.uploading) {
|
|
r = perform_upload(&u);
|
|
if (r < 0)
|
|
break;
|
|
}
|
|
|
|
r = sd_event_run(u.events, u.timeout);
|
|
if (r < 0) {
|
|
log_error("Failed to run event loop: %s", strerror(-r));
|
|
break;
|
|
}
|
|
}
|
|
|
|
cleanup:
|
|
sd_notify(false,
|
|
"STOPPING=1\n"
|
|
"STATUS=Shutting down...");
|
|
|
|
destroy_uploader(&u);
|
|
|
|
finish:
|
|
return r >= 0 ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|