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Diffstat (limited to 'aclk/aclk.h')
-rw-r--r-- | aclk/aclk.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/aclk/aclk.h b/aclk/aclk.h new file mode 100644 index 000000000..29626c7f4 --- /dev/null +++ b/aclk/aclk.h @@ -0,0 +1,100 @@ +// SPDX-License-Identifier: GPL-3.0-or-later +#ifndef ACLK_H +#define ACLK_H + +typedef struct aclk_rrdhost_state { + char *claimed_id; // Claimed ID if host has one otherwise NULL +} aclk_rrdhost_state; + +#include "../daemon/common.h" +#include "aclk_util.h" + +// minimum and maximum supported version of ACLK +// in this version of agent +#define ACLK_VERSION_MIN 2 +#define ACLK_VERSION_MAX 2 + +// Version negotiation messages have they own versioning +// this is also used for LWT message as we set that up +// before version negotiation +#define ACLK_VERSION_NEG_VERSION 1 + +// Maximum time to wait for version negotiation before aborting +// and defaulting to oldest supported version +#define VERSION_NEG_TIMEOUT 3 + +#if ACLK_VERSION_MIN > ACLK_VERSION_MAX +#error "ACLK_VERSION_MAX must be >= than ACLK_VERSION_MIN" +#endif + +// Define ACLK Feature Version Boundaries Here +#define ACLK_V_COMPRESSION 2 + +// How many MQTT PUBACKs we need to get to consider connection +// stable for the purposes of TBEB (truncated binary exponential backoff) +#define ACLK_PUBACKS_CONN_STABLE 3 + +// TODO get rid of this shit +extern int aclk_disable_runtime; +extern int aclk_disable_single_updates; +extern int aclk_kill_link; +extern int aclk_connected; + +extern usec_t aclk_session_us; +extern time_t aclk_session_sec; + +void *aclk_main(void *ptr); +void aclk_single_update_disable(); +void aclk_single_update_enable(); + +#define NETDATA_ACLK_HOOK \ + { .name = "ACLK_Main", \ + .config_section = NULL, \ + .config_name = NULL, \ + .enabled = 1, \ + .thread = NULL, \ + .init_routine = NULL, \ + .start_routine = aclk_main }, + +extern netdata_mutex_t aclk_shared_state_mutex; +#define ACLK_SHARED_STATE_LOCK netdata_mutex_lock(&aclk_shared_state_mutex) +#define ACLK_SHARED_STATE_UNLOCK netdata_mutex_unlock(&aclk_shared_state_mutex) + +typedef enum aclk_agent_state { + AGENT_INITIALIZING, + AGENT_STABLE +} ACLK_AGENT_STATE; +extern struct aclk_shared_state { + ACLK_AGENT_STATE agent_state; + time_t last_popcorn_interrupt; + + // read only while ACLK connected + // protect by lock otherwise + int version_neg; + usec_t version_neg_wait_till; + + // To wait for `disconnect` message PUBACK + // when shuting down + // at the same time if > 0 we know link is + // shutting down + int mqtt_shutdown_msg_id; + int mqtt_shutdown_msg_rcvd; +} aclk_shared_state; + +void aclk_alarm_reload(void); +int aclk_update_alarm(RRDHOST *host, ALARM_ENTRY *ae); + +// TODO this is for bacward compatibility with ACLK legacy +#define ACLK_CMD_CHART 1 +#define ACLK_CMD_CHARTDEL 0 +/* Informs ACLK about created/deleted chart + * @param create 0 - if chart was deleted, other if chart created + */ +int aclk_update_chart(RRDHOST *host, char *chart_name, int create); + +void aclk_add_collector(RRDHOST *host, const char *plugin_name, const char *module_name); +void aclk_del_collector(RRDHOST *host, const char *plugin_name, const char *module_name); + +struct label *add_aclk_host_labels(struct label *label); + +#endif /* ACLK_H */ |