1 files changed, 90 insertions, 0 deletions
diff --git a/src/aclk/aclk.h b/src/aclk/aclk.h
new file mode 100644
index 000000000..72d1a2e11
--- /dev/null
+++ b/src/aclk/aclk.h
@@ -0,0 +1,90 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+#ifndef ACLK_H
+#define ACLK_H
+
+#include "daemon/common.h"
+
+#ifdef ENABLE_ACLK
+#include "aclk_util.h"
+#include "aclk_rrdhost_state.h"
+
+// 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
+#endif /* ENABLE_ACLK */
+
+typedef enum __attribute__((packed)) {
+    ACLK_STATUS_CONNECTED = 0,
+    ACLK_STATUS_NONE,
+    ACLK_STATUS_DISABLED,
+    ACLK_STATUS_NO_CLOUD_URL,
+    ACLK_STATUS_INVALID_CLOUD_URL,
+    ACLK_STATUS_NOT_CLAIMED,
+    ACLK_STATUS_ENV_ENDPOINT_UNREACHABLE,
+    ACLK_STATUS_ENV_RESPONSE_NOT_200,
+    ACLK_STATUS_ENV_RESPONSE_EMPTY,
+    ACLK_STATUS_ENV_RESPONSE_NOT_JSON,
+    ACLK_STATUS_ENV_FAILED,
+    ACLK_STATUS_BLOCKED,
+    ACLK_STATUS_NO_OLD_PROTOCOL,
+    ACLK_STATUS_NO_PROTOCOL_CAPABILITY,
+    ACLK_STATUS_INVALID_ENV_AUTH_URL,
+    ACLK_STATUS_INVALID_ENV_TRANSPORT_IDX,
+    ACLK_STATUS_INVALID_ENV_TRANSPORT_URL,
+    ACLK_STATUS_INVALID_OTP,
+    ACLK_STATUS_NO_LWT_TOPIC,
+} ACLK_STATUS;
+
+extern ACLK_STATUS aclk_status;
+extern const char *aclk_cloud_base_url;
+const char *aclk_status_to_string(void);
+
+extern int aclk_connected;
+extern int aclk_ctx_based;
+extern int aclk_disable_runtime;
+extern int aclk_stats_enabled;
+extern int aclk_kill_link;
+
+extern time_t last_conn_time_mqtt;
+extern time_t last_conn_time_appl;
+extern time_t last_disconnect_time;
+extern time_t next_connection_attempt;
+extern float last_backoff_value;
+
+extern usec_t aclk_session_us;
+extern time_t aclk_session_sec;
+
+extern time_t aclk_block_until;
+
+extern int aclk_connection_counter;
+extern int disconnect_req;
+
+#ifdef ENABLE_ACLK
+void *aclk_main(void *ptr);
+
+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)
+
+extern struct aclk_shared_state {
+    // To wait for `disconnect` message PUBACK
+    // when shutting 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_host_state_update(RRDHOST *host, int cmd, int queryable);
+void aclk_send_node_instances(void);
+
+void aclk_send_bin_msg(char *msg, size_t msg_len, enum aclk_topics subtopic, const char *msgname);
+
+#endif /* ENABLE_ACLK */
+
+char *aclk_state(void);
+char *aclk_state_json(void);
+void add_aclk_host_labels(void);
+void aclk_queue_node_info(RRDHOST *host, bool immediate);
+
+#endif /* ACLK_H */