diff options
Diffstat (limited to 'exporting/check_filters.c')
-rw-r--r-- | exporting/check_filters.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/exporting/check_filters.c b/exporting/check_filters.c new file mode 100644 index 0000000000..f1ed9e828c --- /dev/null +++ b/exporting/check_filters.c @@ -0,0 +1,78 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "exporting_engine.h" + +/** + * Check if the connector instance should export the host metrics + * + * @param instance an exporting connector instance. + * @param host a data collecting host. + * @return Returns 1 if the connector instance should export the host metrics + */ +int rrdhost_is_exportable(struct instance *instance, RRDHOST *host) +{ + if (host->exporting_flags == NULL) + host->exporting_flags = callocz(instance->connector->engine->instance_num, sizeof(size_t)); + + RRDHOST_FLAGS *flags = &host->exporting_flags[instance->index]; + + if (unlikely((*flags & (RRDHOST_FLAG_BACKEND_SEND | RRDHOST_FLAG_BACKEND_DONT_SEND)) == 0)) { + char *host_name = (host == localhost) ? "localhost" : host->hostname; + + if (!instance->config.hosts_pattern || simple_pattern_matches(instance->config.hosts_pattern, host_name)) { + *flags |= RRDHOST_FLAG_BACKEND_SEND; + info("enabled exporting of host '%s' for instance '%s'", host_name, instance->config.name); + } else { + *flags |= RRDHOST_FLAG_BACKEND_DONT_SEND; + info("disabled exporting of host '%s' for instance '%s'", host_name, instance->config.name); + } + } + + if (likely(*flags & RRDHOST_FLAG_BACKEND_SEND)) + return 1; + else + return 0; +} + +/** + * Check if the connector instance should export the chart + * + * @param instance an exporting connector instance. + * @param st a chart. + * @return Returns 1 if the connector instance should export the chart + */ +int rrdset_is_exportable(struct instance *instance, RRDSET *st) +{ + RRDHOST *host = st->rrdhost; + + if (st->exporting_flags == NULL) + st->exporting_flags = callocz(instance->connector->engine->instance_num, sizeof(size_t)); + + RRDSET_FLAGS *flags = &st->exporting_flags[instance->index]; + + if(unlikely(*flags & RRDSET_FLAG_BACKEND_IGNORE)) + return 0; + + if(unlikely(!(*flags & RRDSET_FLAG_BACKEND_SEND))) { + // we have not checked this chart + if(simple_pattern_matches(instance->config.charts_pattern, st->id) || simple_pattern_matches(instance->config.charts_pattern, st->name)) + *flags |= RRDSET_FLAG_BACKEND_SEND; + else { + *flags |= RRDSET_FLAG_BACKEND_IGNORE; + debug(D_BACKEND, "BACKEND: not sending chart '%s' of host '%s', because it is disabled for backends.", st->id, host->hostname); + return 0; + } + } + + if(unlikely(!rrdset_is_available_for_backends(st))) { + debug(D_BACKEND, "BACKEND: not sending chart '%s' of host '%s', because it is not available for backends.", st->id, host->hostname); + return 0; + } + + if(unlikely(st->rrd_memory_mode == RRD_MEMORY_MODE_NONE && !(EXPORTING_OPTIONS_DATA_SOURCE(instance->config.options) == EXPORTING_SOURCE_DATA_AS_COLLECTED))) { + debug(D_BACKEND, "BACKEND: not sending chart '%s' of host '%s' because its memory mode is '%s' and the backend requires database access.", st->id, host->hostname, rrd_memory_mode_name(host->rrd_memory_mode)); + return 0; + } + + return 1; +} |