89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#include "alloc-util.h"
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#include "fd-util.h"
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#include "journal-remote-parse.h"
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#include "journald-native.h"
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#include "parse-util.h"
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#include "string-util.h"
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void source_free(RemoteSource *source) {
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if (!source)
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return;
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journal_importer_cleanup(&source->importer);
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log_debug("Writer ref count %i", source->writer->n_ref);
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writer_unref(source->writer);
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sd_event_source_unref(source->event);
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sd_event_source_unref(source->buffer_event);
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free(source);
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}
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/**
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* Initialize zero-filled source with given values. On success, takes
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* ownership of fd, name, and writer, otherwise does not touch them.
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*/
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RemoteSource* source_new(int fd, bool passive_fd, char *name, Writer *writer) {
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RemoteSource *source;
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log_debug("Creating source for %sfd:%d (%s)",
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passive_fd ? "passive " : "", fd, name);
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assert(fd >= 0);
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source = new0(RemoteSource, 1);
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if (!source)
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return NULL;
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source->importer = JOURNAL_IMPORTER_MAKE(fd);
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source->importer.passive_fd = passive_fd;
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source->importer.name = name;
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source->writer = writer;
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return source;
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}
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int process_source(RemoteSource *source, bool compress, bool seal) {
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int r;
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assert(source);
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assert(source->writer);
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r = journal_importer_process_data(&source->importer);
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if (r <= 0)
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return r;
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/* We have a full event */
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log_trace("Received full event from source@%p fd:%d (%s)",
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source, source->importer.fd, source->importer.name);
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if (source->importer.iovw.count == 0) {
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log_warning("Entry with no payload, skipping");
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goto freeing;
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}
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assert(source->importer.iovw.iovec);
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r = writer_write(source->writer,
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&source->importer.iovw,
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&source->importer.ts,
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&source->importer.boot_id,
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compress, seal);
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if (r == -EBADMSG) {
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log_error_errno(r, "Entry is invalid, ignoring.");
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r = 0;
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} else if (r < 0)
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log_error_errno(r, "Failed to write entry of %zu bytes: %m",
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iovw_size(&source->importer.iovw));
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else
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r = 1;
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freeing:
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journal_importer_drop_iovw(&source->importer);
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return r;
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}
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