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Diffstat (limited to 'fluent-bit/lib/librdkafka-2.1.0/src/rdkafka_error.c')
| -rw-r--r-- | fluent-bit/lib/librdkafka-2.1.0/src/rdkafka_error.c | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/fluent-bit/lib/librdkafka-2.1.0/src/rdkafka_error.c b/fluent-bit/lib/librdkafka-2.1.0/src/rdkafka_error.c new file mode 100644 index 000000000..4a218daff --- /dev/null +++ b/fluent-bit/lib/librdkafka-2.1.0/src/rdkafka_error.c @@ -0,0 +1,228 @@ +/* + * librdkafka - The Apache Kafka C/C++ library + * + * Copyright (c) 2020 Magnus Edenhill + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + + +/** + * @name Public API complex error type implementation. + * + */ + +#include "rdkafka_int.h" +#include "rdkafka_error.h" + +#include <stdarg.h> + + +void rd_kafka_error_destroy(rd_kafka_error_t *error) { + if (error) + rd_free(error); +} + + +/** + * @brief Creates a new error object using the optional va-args format list. + */ +rd_kafka_error_t * +rd_kafka_error_new_v(rd_kafka_resp_err_t code, const char *fmt, va_list ap) { + rd_kafka_error_t *error; + ssize_t strsz = 0; + + if (fmt && *fmt) { + va_list ap2; + va_copy(ap2, ap); + strsz = rd_vsnprintf(NULL, 0, fmt, ap2) + 1; + va_end(ap2); + } + + error = rd_malloc(sizeof(*error) + strsz); + error->code = code; + error->fatal = rd_false; + error->retriable = rd_false; + error->txn_requires_abort = rd_false; + + if (strsz > 0) { + error->errstr = (char *)(error + 1); + rd_vsnprintf(error->errstr, strsz, fmt, ap); + } else { + error->errstr = NULL; + } + + return error; +} + +rd_kafka_error_t *rd_kafka_error_copy(const rd_kafka_error_t *src) { + rd_kafka_error_t *error; + ssize_t strsz = 0; + + if (src->errstr) { + strsz = strlen(src->errstr) + 1; + } + + error = rd_malloc(sizeof(*error) + strsz); + error->code = src->code; + error->fatal = src->fatal; + error->retriable = src->retriable; + error->txn_requires_abort = src->txn_requires_abort; + + if (strsz > 0) { + error->errstr = (char *)(error + 1); + rd_strlcpy(error->errstr, src->errstr, strsz); + } else { + error->errstr = NULL; + } + + return error; +} + +/** + * @brief Same as rd_kafka_error_copy() but suitable for + * rd_list_copy(). The \p opaque is ignored. + */ +void *rd_kafka_error_copy_opaque(const void *error, void *opaque) { + return rd_kafka_error_copy(error); +} + + +rd_kafka_error_t * +rd_kafka_error_new(rd_kafka_resp_err_t code, const char *fmt, ...) { + rd_kafka_error_t *error; + va_list ap; + + va_start(ap, fmt); + error = rd_kafka_error_new_v(code, fmt, ap); + va_end(ap); + + return error; +} + +rd_kafka_error_t * +rd_kafka_error_new_fatal(rd_kafka_resp_err_t code, const char *fmt, ...) { + rd_kafka_error_t *error; + va_list ap; + + va_start(ap, fmt); + error = rd_kafka_error_new_v(code, fmt, ap); + va_end(ap); + + rd_kafka_error_set_fatal(error); + + return error; +} + +rd_kafka_error_t * +rd_kafka_error_new_retriable(rd_kafka_resp_err_t code, const char *fmt, ...) { + rd_kafka_error_t *error; + va_list ap; + + va_start(ap, fmt); + error = rd_kafka_error_new_v(code, fmt, ap); + va_end(ap); + + rd_kafka_error_set_retriable(error); + + return error; +} + +rd_kafka_error_t * +rd_kafka_error_new_txn_requires_abort(rd_kafka_resp_err_t code, + const char *fmt, + ...) { + rd_kafka_error_t *error; + va_list ap; + + va_start(ap, fmt); + error = rd_kafka_error_new_v(code, fmt, ap); + va_end(ap); + + rd_kafka_error_set_txn_requires_abort(error); + + return error; +} + + +rd_kafka_resp_err_t rd_kafka_error_code(const rd_kafka_error_t *error) { + return error ? error->code : RD_KAFKA_RESP_ERR_NO_ERROR; +} + +const char *rd_kafka_error_name(const rd_kafka_error_t *error) { + return error ? rd_kafka_err2name(error->code) : ""; +} + +const char *rd_kafka_error_string(const rd_kafka_error_t *error) { + if (!error) + return ""; + return error->errstr ? error->errstr : rd_kafka_err2str(error->code); +} + +int rd_kafka_error_is_fatal(const rd_kafka_error_t *error) { + return error && error->fatal ? 1 : 0; +} + +int rd_kafka_error_is_retriable(const rd_kafka_error_t *error) { + return error && error->retriable ? 1 : 0; +} + +int rd_kafka_error_txn_requires_abort(const rd_kafka_error_t *error) { + return error && error->txn_requires_abort ? 1 : 0; +} + + + +void rd_kafka_error_set_fatal(rd_kafka_error_t *error) { + error->fatal = rd_true; +} + +void rd_kafka_error_set_retriable(rd_kafka_error_t *error) { + error->retriable = rd_true; +} + +void rd_kafka_error_set_txn_requires_abort(rd_kafka_error_t *error) { + error->txn_requires_abort = rd_true; +} + + +/** + * @brief Converts a new style error_t error to the legacy style + * resp_err_t code and separate error string, then + * destroys the the error object. + * + * @remark The \p error object is destroyed. + */ +rd_kafka_resp_err_t rd_kafka_error_to_legacy(rd_kafka_error_t *error, + char *errstr, + size_t errstr_size) { + rd_kafka_resp_err_t err = error->code; + + rd_snprintf(errstr, errstr_size, "%s", rd_kafka_error_string(error)); + + rd_kafka_error_destroy(error); + + return err; +} + +/**@}*/ |