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path: root/src/journal-remote/journal-upload.c
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Diffstat (limited to 'src/journal-remote/journal-upload.c')
-rw-r--r--src/journal-remote/journal-upload.c269
1 files changed, 239 insertions, 30 deletions
diff --git a/src/journal-remote/journal-upload.c b/src/journal-remote/journal-upload.c
index 538ba8b650..0cab031985 100644
--- a/src/journal-remote/journal-upload.c
+++ b/src/journal-remote/journal-upload.c
@@ -40,6 +40,17 @@ static const char *arg_key = NULL;
static const char *arg_cert = NULL;
static const char *arg_trust = NULL;
+static const char *arg_directory = NULL;
+static char **arg_file = NULL;
+static const char *arg_cursor = NULL;
+static bool arg_after_cursor = false;
+static int arg_journal_type = 0;
+static const char *arg_machine = NULL;
+static bool arg_merge = false;
+static int arg_follow = -1;
+
+#define SERVER_ANSWER_KEEP 2048
+
#define easy_setopt(curl, opt, value, level, cmd) \
{ \
code = curl_easy_setopt(curl, opt, value); \
@@ -51,6 +62,27 @@ static const char *arg_trust = NULL;
} \
}
+static size_t output_callback(char *buf,
+ size_t size,
+ size_t nmemb,
+ void *userp) {
+ Uploader *u = userp;
+
+ assert(u);
+
+ log_debug("The server answers (%zu bytes): %.*s",
+ size*nmemb, (int)(size*nmemb), buf);
+
+ if (nmemb && !u->answer) {
+ u->answer = strndup(buf, size*nmemb);
+ if (!u->answer)
+ log_warning("Failed to store server answer (%zu bytes): %s",
+ size*nmemb, strerror(ENOMEM));
+ }
+
+ return size * nmemb;
+}
+
int start_upload(Uploader *u,
size_t (*input_callback)(void *ptr,
size_t size,
@@ -97,6 +129,16 @@ int start_upload(Uploader *u,
easy_setopt(curl, CURLOPT_POST, 1L,
LOG_ERR, return -EXFULL);
+ easy_setopt(curl, CURLOPT_ERRORBUFFER, &u->error,
+ LOG_ERR, return -EXFULL);
+
+ /* set where to write to */
+ easy_setopt(curl, CURLOPT_WRITEFUNCTION, output_callback,
+ LOG_ERR, return -EXFULL);
+
+ easy_setopt(curl, CURLOPT_WRITEDATA, data,
+ LOG_ERR, return -EXFULL);
+
/* set where to read from */
easy_setopt(curl, CURLOPT_READFUNCTION, input_callback,
LOG_ERR, return -EXFULL);
@@ -133,6 +175,12 @@ int start_upload(Uploader *u,
LOG_WARNING, );
u->easy = curl;
+ } else {
+ /* truncate the potential old error message */
+ u->error[0] = '\0';
+
+ free(u->answer);
+ u->answer = 0;
}
/* upload to this place */
@@ -182,6 +230,7 @@ static void close_fd_input(Uploader *u) {
if (u->input >= 0)
close_nointr(u->input);
u->input = -1;
+ u->timeout = 0;
}
static int dispatch_fd_input(sd_event_source *event,
@@ -217,17 +266,20 @@ static int open_file_for_upload(Uploader *u, const char *filename) {
u->input = fd;
- r = sd_event_add_io(u->events, &u->input_event,
- fd, EPOLLIN, dispatch_fd_input, u);
- if (r < 0) {
- if (r != -EPERM) {
- log_error("Failed to register input event: %s", strerror(-r));
- return r;
- }
+ if (arg_follow) {
+ r = sd_event_add_io(u->events, &u->input_event,
+ fd, EPOLLIN, dispatch_fd_input, u);
+ if (r < 0) {
+ if (r != -EPERM || arg_follow > 0) {
+ log_error("Failed to register input event: %s", strerror(-r));
+ return r;
+ }
- /* Normal files should just be consumed without polling. */
- r = start_upload(u, fd_input_callback, u);
+ /* Normal files should just be consumed without polling. */
+ r = start_upload(u, fd_input_callback, u);
+ }
}
+
return r;
}
@@ -256,14 +308,54 @@ static void destroy_uploader(Uploader *u) {
curl_easy_cleanup(u->easy);
curl_slist_free_all(u->header);
+ free(u->answer);
+
+ free(u->last_cursor);
u->input_event = sd_event_source_unref(u->input_event);
close_fd_input(u);
+ close_journal_input(u);
sd_event_unref(u->events);
}
+static int perform_upload(Uploader *u) {
+ CURLcode code;
+ long status;
+
+ assert(u);
+
+ code = curl_easy_perform(u->easy);
+ if (code) {
+ log_error("Upload to %s failed: %.*s",
+ u->url,
+ u->error[0] ? (int) sizeof(u->error) : INT_MAX,
+ u->error[0] ? u->error : curl_easy_strerror(code));
+ return -EIO;
+ }
+
+ code = curl_easy_getinfo(u->easy, CURLINFO_RESPONSE_CODE, &status);
+ if (code) {
+ log_error("Failed to retrieve response code: %s",
+ curl_easy_strerror(code));
+ return -EUCLEAN;
+ }
+
+ if (status >= 300) {
+ log_error("Upload to %s failed with code %lu: %s",
+ u->url, status, strna(u->answer));
+ return -EIO;
+ } else if (status < 200) {
+ log_error("Upload to %s finished with unexpected code %lu: %s",
+ u->url, status, strna(u->answer));
+ return -EIO;
+ } else
+ log_debug("Upload finished successfully with code %lu: %s",
+ status, strna(u->answer));
+ return 0;
+}
+
static void help(void) {
printf("%s -u URL {FILE|-}...\n\n"
"Upload journal events to a remote server.\n\n"
@@ -272,6 +364,15 @@ static void help(void) {
" --key=FILENAME Specify key in PEM format\n"
" --cert=FILENAME Specify certificate in PEM format\n"
" --trust=FILENAME Specify CA certificate in PEM format\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"
+ " --[no-]follow Do [not] wait for input\n"
" -h --help Show this help and exit\n"
" --version Print version string and exit\n"
, program_invocation_short_name);
@@ -283,6 +384,13 @@ static int parse_argv(int argc, char *argv[]) {
ARG_KEY,
ARG_CERT,
ARG_TRUST,
+ ARG_USER,
+ ARG_SYSTEM,
+ ARG_FILE,
+ ARG_CURSOR,
+ ARG_AFTER_CURSOR,
+ ARG_FOLLOW,
+ ARG_NO_FOLLOW,
};
static const struct option options[] = {
@@ -292,17 +400,27 @@ static int parse_argv(int argc, char *argv[]) {
{ "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", no_argument, NULL, ARG_FOLLOW },
+ { "no-follow", no_argument, NULL, ARG_NO_FOLLOW },
{}
};
- int c;
+ int c, r;
assert(argc >= 0);
assert(argv);
opterr = 0;
- while ((c = getopt_long(argc, argv, "hu:", options, NULL)) >= 0)
+ while ((c = getopt_long(argc, argv, "hu:mM:D:", options, NULL)) >= 0)
switch(c) {
case 'h':
help();
@@ -349,6 +467,71 @@ static int parse_argv(int argc, char *argv[]) {
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:
+ arg_follow = true;
+ break;
+
+ case ARG_NO_FOLLOW:
+ arg_follow = false;
+ break;
+
case '?':
log_error("Unknown option %s.", argv[optind-1]);
return -EINVAL;
@@ -371,18 +554,36 @@ static int parse_argv(int argc, char *argv[]) {
return -EINVAL;
}
- if (optind >= argc) {
- log_error("Input argument missing.");
+ 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();
@@ -397,22 +598,39 @@ int main(int argc, char **argv) {
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, arg_after_cursor,
+ !!arg_follow);
+ if (r < 0)
+ goto finish;
+ }
+
sd_notify(false,
"READY=1\n"
"STATUS=Processing input...");
while (true) {
- if (u.input < 0) {
+ 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 (r < 0)
+ goto cleanup;
r = sd_event_get_state(u.events);
if (r < 0)
@@ -421,21 +639,12 @@ int main(int argc, char **argv) {
break;
if (u.uploading) {
- CURLcode code;
-
- assert(u.easy);
-
- code = curl_easy_perform(u.easy);
- if (code) {
- log_error("Upload to %s failed: %s",
- u.url, curl_easy_strerror(code));
- r = -EIO;
+ r = perform_upload(&u);
+ if (r < 0)
break;
- } else
- log_debug("Upload finished successfully.");
}
- r = sd_event_run(u.events, u.input >= 0 ? -1 : 0);
+ r = sd_event_run(u.events, u.timeout);
if (r < 0) {
log_error("Failed to run event loop: %s", strerror(-r));
break;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-30 20:58:26 +0000