journal-upload: use journal as the source
This commit is contained in:
parent
7449bc1f34
commit
eacbb4d33e
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@ -3482,7 +3482,8 @@ rootlibexec_PROGRAMS += \
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systemd_journal_upload_SOURCES = \
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src/journal-remote/journal-upload.h \
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src/journal-remote/journal-upload.c
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src/journal-remote/journal-upload.c \
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src/journal-remote/journal-upload-journal.c
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systemd_journal_upload_CFLAGS = \
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$(AM_CFLAGS) \
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@ -3491,6 +3492,8 @@ systemd_journal_upload_CFLAGS = \
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systemd_journal_upload_LDADD = \
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libsystemd-core.la \
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libsystemd-internal.la \
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libsystemd-journal-internal.la \
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libsystemd-shared.la \
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$(LIBCURL_LIBS)
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endif
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@ -81,8 +81,10 @@ int writer_init(Writer *s) {
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}
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int writer_close(Writer *s) {
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if (s->journal)
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if (s->journal) {
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journal_file_close(s->journal);
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log_debug("Journal has been closed.");
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}
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if (s->mmap)
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mmap_cache_unref(s->mmap);
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return 0;
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@ -628,8 +628,6 @@ static int dispatch_http_event(sd_event_source *event,
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assert(d);
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log_info("%s", __func__);
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r = MHD_run(d->daemon);
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if (r == MHD_NO) {
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log_error("MHD_run failed!");
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@ -0,0 +1,402 @@
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#include <stdbool.h>
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#include <curl/curl.h>
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#include "util.h"
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#include "log.h"
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#include "utf8.h"
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#include "journal-upload.h"
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/**
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* Write up to size bytes to buf. Return negative on error, and number of
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* bytes written otherwise. The last case is a kind of an error too.
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*/
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static ssize_t write_entry(char *buf, size_t size, Uploader *u) {
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int r;
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size_t pos = 0;
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assert(size <= SSIZE_MAX);
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while (true) {
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switch(u->entry_state) {
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case ENTRY_CURSOR: {
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free(u->last_cursor);
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u->last_cursor = NULL;
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r = sd_journal_get_cursor(u->journal, &u->last_cursor);
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if (r < 0) {
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log_error("Failed to get cursor: %s", strerror(-r));
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return r;
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}
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r = snprintf(buf + pos, size - pos,
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"__CURSOR=%s\n", u->last_cursor);
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if (pos + r > size)
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/* not enough space */
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return pos;
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u->entry_state ++;
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if (pos + r == size) {
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/* exactly one character short, but we don't need it */
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buf[size - 1] = '\n';
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return size;
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}
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pos += r;
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} /* fall through */
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case ENTRY_REALTIME: {
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usec_t realtime;
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r = sd_journal_get_realtime_usec(u->journal, &realtime);
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if (r < 0) {
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log_error("Failed to get realtime timestamp: %s", strerror(-r));
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return r;
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}
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r = snprintf(buf + pos, size - pos,
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"__REALTIME_TIMESTAMP="USEC_FMT"\n", realtime);
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if (r + pos > size)
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/* not enough space */
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return pos;
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u->entry_state ++;
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if (r + pos == size) {
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/* exactly one character short, but we don't need it */
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buf[size - 1] = '\n';
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return size;
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}
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pos += r;
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} /* fall through */
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case ENTRY_MONOTONIC: {
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usec_t monotonic;
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sd_id128_t boot_id;
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r = sd_journal_get_monotonic_usec(u->journal, &monotonic, &boot_id);
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if (r < 0) {
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log_error("Failed to get monotonic timestamp: %s", strerror(-r));
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return r;
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}
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r = snprintf(buf + pos, size - pos,
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"__MONOTONIC_TIMESTAMP="USEC_FMT"\n", monotonic);
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if (r + pos > size)
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/* not enough space */
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return pos;
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u->entry_state ++;
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if (r + pos == size) {
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/* exactly one character short, but we don't need it */
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buf[size - 1] = '\n';
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return size;
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}
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pos += r;
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} /* fall through */
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case ENTRY_BOOT_ID: {
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sd_id128_t boot_id;
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char sid[33];
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r = sd_journal_get_monotonic_usec(u->journal, NULL, &boot_id);
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if (r < 0) {
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log_error("Failed to get monotonic timestamp: %s", strerror(-r));
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return r;
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}
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r = snprintf(buf + pos, size - pos,
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"_BOOT_ID=%s\n", sd_id128_to_string(boot_id, sid));
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if (r + pos> size)
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/* not enough space */
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return pos;
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u->entry_state ++;
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if (r + pos == size) {
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/* exactly one character short, but we don't need it */
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buf[size - 1] = '\n';
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return size;
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}
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pos += r;
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} /* fall through */
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case ENTRY_NEW_FIELD: {
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u->field_pos = 0;
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r = sd_journal_enumerate_data(u->journal,
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&u->field_data,
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&u->field_length);
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if (r < 0) {
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log_error("Failed to move to next field in entry: %s",
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strerror(-r));
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return r;
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} else if (r == 0) {
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u->entry_state = ENTRY_OUTRO;
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continue;
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}
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if (!utf8_is_printable_newline(u->field_data,
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u->field_length, false)) {
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u->entry_state = ENTRY_BINARY_FIELD_START;
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continue;
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}
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u->entry_state ++;
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} /* fall through */
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case ENTRY_TEXT_FIELD:
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case ENTRY_BINARY_FIELD: {
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bool done;
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size_t tocopy;
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done = size - pos > u->field_length - u->field_pos;
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if (done)
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tocopy = u->field_length - u->field_pos;
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else
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tocopy = size - pos;
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memcpy(buf + pos,
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(char*) u->field_data + u->field_pos,
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tocopy);
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if (done) {
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buf[pos + tocopy] = '\n';
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pos += tocopy + 1;
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u->entry_state = ENTRY_NEW_FIELD;
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continue;
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} else {
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u->field_pos += tocopy;
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return size;
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}
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}
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case ENTRY_BINARY_FIELD_START: {
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const char *c;
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size_t len;
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c = memchr(u->field_data, '=', u->field_length);
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if (!c || c == u->field_data) {
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log_error("Invalid field.");
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return -EINVAL;
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}
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len = c - (const char*)u->field_data;
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/* need space for label + '\n' */
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if (size - pos < len + 1)
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return pos;
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memcpy(buf + pos, u->field_data, len);
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buf[pos + len] = '\n';
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pos += len + 1;
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u->field_pos = len + 1;
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u->entry_state ++;
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} /* fall through */
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case ENTRY_BINARY_FIELD_SIZE: {
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uint64_t le64;
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/* need space for uint64_t */
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if (size - pos < 8)
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return pos;
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le64 = htole64(u->field_length - u->field_pos);
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memcpy(buf + pos, &le64, 8);
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pos += 8;
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u->entry_state ++;
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continue;
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}
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case ENTRY_OUTRO:
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/* need space for '\n' */
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if (size - pos < 1)
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return pos;
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buf[pos++] = '\n';
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u->entry_state ++;
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u->entries_sent ++;
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return pos;
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default:
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assert_not_reached("WTF?");
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}
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}
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assert_not_reached("WTF?");
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}
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static size_t journal_input_callback(void *buf, size_t size, size_t nmemb, void *userp) {
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Uploader *u = userp;
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int r;
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sd_journal *j;
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size_t filled = 0;
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ssize_t w;
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assert(u);
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assert(nmemb <= SSIZE_MAX / size);
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j = u->journal;
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while (j && filled < size * nmemb) {
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if (u->entry_state == ENTRY_DONE) {
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r = sd_journal_next(j);
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if (r < 0) {
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log_error("Failed to move to next entry in journal: %s",
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strerror(-r));
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return CURL_READFUNC_ABORT;
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} else if (r == 0) {
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if (u->input_event)
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log_debug("No more entries, waiting for journal.");
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else {
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log_info("No more entries, closing journal.");
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close_journal_input(u);
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}
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u->uploading = false;
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break;
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}
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u->entry_state = ENTRY_CURSOR;
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}
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w = write_entry((char*)buf + filled, size * nmemb - filled, u);
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if (w < 0)
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return CURL_READFUNC_ABORT;
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filled += w;
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if (filled == 0) {
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log_error("Buffer space is too small to write entry.");
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return CURL_READFUNC_ABORT;
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} else if (u->entry_state != ENTRY_DONE)
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/* This means that all available space was used up */
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break;
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log_debug("Entry %zu (%s) has been uploaded.",
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u->entries_sent, u->last_cursor);
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}
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return filled;
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}
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void close_journal_input(Uploader *u) {
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assert(u);
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if (u->journal) {
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log_debug("Closing journal input.");
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sd_journal_close(u->journal);
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u->journal = NULL;
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}
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u->timeout = 0;
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}
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static int process_journal_input(Uploader *u, int skip) {
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int r;
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r = sd_journal_next_skip(u->journal, skip);
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if (r < 0) {
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log_error("Failed to skip to next entry: %s", strerror(-r));
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return r;
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} else if (r < skip)
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return 0;
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/* have data */
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u->entry_state = ENTRY_CURSOR;
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return start_upload(u, journal_input_callback, u);
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}
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int check_journal_input(Uploader *u) {
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if (u->input_event) {
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int r;
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r = sd_journal_process(u->journal);
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if (r < 0) {
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log_error("Failed to process journal: %s", strerror(-r));
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close_journal_input(u);
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return r;
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}
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if (r == SD_JOURNAL_NOP)
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return 0;
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}
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return process_journal_input(u, 1);
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}
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static int dispatch_journal_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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if (u->uploading) {
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log_warning("dispatch_journal_input called when uploading, ignoring.");
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return 0;
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}
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log_debug("Detected journal input, checking for new data.");
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return check_journal_input(u);
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}
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int open_journal_for_upload(Uploader *u,
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sd_journal *j,
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const char *cursor,
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bool after_cursor,
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bool follow) {
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int fd, r, events;
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u->journal = j;
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sd_journal_set_data_threshold(j, 0);
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if (follow) {
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fd = sd_journal_get_fd(j);
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if (fd < 0) {
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log_error("sd_journal_get_fd failed: %s", strerror(-fd));
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return fd;
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}
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events = sd_journal_get_events(j);
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r = sd_journal_reliable_fd(j);
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assert(r >= 0);
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if (r > 0)
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u->timeout = -1;
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else
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u->timeout = JOURNAL_UPLOAD_POLL_TIMEOUT;
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r = sd_event_add_io(u->events, &u->input_event,
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fd, events, dispatch_journal_input, u);
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if (r < 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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log_debug("Listening for journal events on fd:%d, timeout %d",
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fd, u->timeout == (uint64_t) -1 ? -1 : (int) u->timeout);
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} else
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log_debug("Not listening for journal events.");
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if (cursor) {
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r = sd_journal_seek_cursor(j, cursor);
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if (r < 0) {
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log_error("Failed to seek to cursor %s: %s",
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cursor, strerror(-r));
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return r;
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}
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}
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return process_journal_input(u, 1 + !!after_cursor);
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}
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@ -40,6 +40,17 @@ 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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#define SERVER_ANSWER_KEEP 2048
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#define easy_setopt(curl, opt, value, level, cmd) \
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{ \
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code = curl_easy_setopt(curl, opt, value); \
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@ -51,6 +62,27 @@ static const char *arg_trust = NULL;
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} \
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}
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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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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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@ -97,6 +129,16 @@ int start_upload(Uploader *u,
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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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@ -133,6 +175,12 @@ int start_upload(Uploader *u,
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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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@ -182,6 +230,7 @@ static void close_fd_input(Uploader *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,
|
||||
|
@ -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;
|
||||
|
|
|
@ -2,24 +2,64 @@
|
|||
|
||||
#include <inttypes.h>
|
||||
|
||||
#include "sd-journal.h"
|
||||
#include "sd-event.h"
|
||||
|
||||
typedef enum {
|
||||
ENTRY_CURSOR = 0, /* Nothing actually written yet. */
|
||||
ENTRY_REALTIME,
|
||||
ENTRY_MONOTONIC,
|
||||
ENTRY_BOOT_ID,
|
||||
ENTRY_NEW_FIELD, /* In between fields. */
|
||||
ENTRY_TEXT_FIELD, /* In the middle of a text field. */
|
||||
ENTRY_BINARY_FIELD_START, /* Writing the name of a binary field. */
|
||||
ENTRY_BINARY_FIELD_SIZE, /* Writing the size of a binary field. */
|
||||
ENTRY_BINARY_FIELD, /* In the middle of a binary field. */
|
||||
ENTRY_OUTRO, /* Writing '\n' */
|
||||
ENTRY_DONE, /* Need to move to a new field. */
|
||||
} entry_state;
|
||||
|
||||
typedef struct Uploader {
|
||||
sd_event *events;
|
||||
|
||||
const char *url;
|
||||
CURL *easy;
|
||||
bool uploading;
|
||||
char error[CURL_ERROR_SIZE];
|
||||
struct curl_slist *header;
|
||||
|
||||
int input;
|
||||
char *answer;
|
||||
|
||||
sd_event_source *input_event;
|
||||
uint64_t timeout;
|
||||
|
||||
/* fd stuff */
|
||||
int input;
|
||||
|
||||
/* journal stuff */
|
||||
sd_journal* journal;
|
||||
|
||||
entry_state entry_state;
|
||||
const void *field_data;
|
||||
size_t field_pos, field_length;
|
||||
|
||||
/* general metrics */
|
||||
size_t entries_sent;
|
||||
char *last_cursor;
|
||||
} Uploader;
|
||||
|
||||
#define JOURNAL_UPLOAD_POLL_TIMEOUT (10 * USEC_PER_SEC)
|
||||
|
||||
int start_upload(Uploader *u,
|
||||
size_t (*input_callback)(void *ptr,
|
||||
size_t size,
|
||||
size_t nmemb,
|
||||
void *userdata),
|
||||
void *data);
|
||||
|
||||
int open_journal_for_upload(Uploader *u,
|
||||
sd_journal *j,
|
||||
const char *cursor,
|
||||
bool after_cursor,
|
||||
bool follow);
|
||||
void close_journal_input(Uploader *u);
|
||||
int check_journal_input(Uploader *u);
|
||||
|
|
|
@ -167,8 +167,8 @@ static int help(void) {
|
|||
printf("%s [OPTIONS...] [MATCHES...]\n\n"
|
||||
"Query the journal.\n\n"
|
||||
"Flags:\n"
|
||||
" --system Show only the system journal\n"
|
||||
" --user Show only the user journal for the current user\n"
|
||||
" --system Show the system journal\n"
|
||||
" --user Show the user journal for the current user\n"
|
||||
" -M --machine=CONTAINER Operate on local container\n"
|
||||
" --since=DATE Start showing entries on or newer than the specified date\n"
|
||||
" --until=DATE Stop showing entries on or older than the specified date\n"
|
||||
|
@ -1752,7 +1752,7 @@ int main(int argc, char *argv[]) {
|
|||
}
|
||||
|
||||
if (arg_cursor || arg_after_cursor) {
|
||||
r = sd_journal_seek_cursor(j, arg_cursor ? arg_cursor : arg_after_cursor);
|
||||
r = sd_journal_seek_cursor(j, arg_cursor ?: arg_after_cursor);
|
||||
if (r < 0) {
|
||||
log_error("Failed to seek to cursor: %s", strerror(-r));
|
||||
return EXIT_FAILURE;
|
||||
|
|
Loading…
Reference in New Issue