diff options
Diffstat (limited to 'src/streaming/rrdpush.h')
-rw-r--r-- | src/streaming/rrdpush.h | 761 |
1 files changed, 761 insertions, 0 deletions
diff --git a/src/streaming/rrdpush.h b/src/streaming/rrdpush.h new file mode 100644 index 000000000..c73877134 --- /dev/null +++ b/src/streaming/rrdpush.h @@ -0,0 +1,761 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_RRDPUSH_H +#define NETDATA_RRDPUSH_H 1 + +#include "libnetdata/libnetdata.h" +#include "daemon/common.h" +#include "web/server/web_client.h" +#include "database/rrdfunctions.h" +#include "database/rrd.h" + +#define CONNECTED_TO_SIZE 100 +#define CBUFFER_INITIAL_SIZE (16 * 1024) +#define THREAD_BUFFER_INITIAL_SIZE (CBUFFER_INITIAL_SIZE / 2) + +// ---------------------------------------------------------------------------- +// obsolete versions - do not use anymore + +#define STREAM_OLD_VERSION_CLAIM 3 +#define STREAM_OLD_VERSION_CLABELS 4 +#define STREAM_OLD_VERSION_LZ4 5 + +// ---------------------------------------------------------------------------- +// capabilities negotiation + +typedef enum { + STREAM_CAP_NONE = 0, + + // do not use the first 3 bits + // they used to be versions 1, 2 and 3 + // before we introduce capabilities + + STREAM_CAP_V1 = (1 << 3), // v1 = the oldest protocol + STREAM_CAP_V2 = (1 << 4), // v2 = the second version of the protocol (with host labels) + STREAM_CAP_VN = (1 << 5), // version negotiation supported (for versions 3, 4, 5 of the protocol) + // v3 = claiming supported + // v4 = chart labels supported + // v5 = lz4 compression supported + STREAM_CAP_VCAPS = (1 << 6), // capabilities negotiation supported + STREAM_CAP_HLABELS = (1 << 7), // host labels supported + STREAM_CAP_CLAIM = (1 << 8), // claiming supported + STREAM_CAP_CLABELS = (1 << 9), // chart labels supported + STREAM_CAP_LZ4 = (1 << 10), // lz4 compression supported + STREAM_CAP_FUNCTIONS = (1 << 11), // plugin functions supported + STREAM_CAP_REPLICATION = (1 << 12), // replication supported + STREAM_CAP_BINARY = (1 << 13), // streaming supports binary data + STREAM_CAP_INTERPOLATED = (1 << 14), // streaming supports interpolated streaming of values + STREAM_CAP_IEEE754 = (1 << 15), // streaming supports binary/hex transfer of double values + STREAM_CAP_DATA_WITH_ML = (1 << 16), // streaming supports transferring anomaly bit + // STREAM_CAP_DYNCFG = (1 << 17), // leave this unused for as long as possible + STREAM_CAP_SLOTS = (1 << 18), // the sender can appoint a unique slot for each chart + STREAM_CAP_ZSTD = (1 << 19), // ZSTD compression supported + STREAM_CAP_GZIP = (1 << 20), // GZIP compression supported + STREAM_CAP_BROTLI = (1 << 21), // BROTLI compression supported + STREAM_CAP_PROGRESS = (1 << 22), // Functions PROGRESS support + STREAM_CAP_DYNCFG = (1 << 23), // support for DYNCFG + + STREAM_CAP_INVALID = (1 << 30), // used as an invalid value for capabilities when this is set + // this must be signed int, so don't use the last bit + // needed for negotiating errors between parent and child +} STREAM_CAPABILITIES; + +#ifdef ENABLE_LZ4 +#define STREAM_CAP_LZ4_AVAILABLE STREAM_CAP_LZ4 +#else +#define STREAM_CAP_LZ4_AVAILABLE 0 +#endif // ENABLE_LZ4 + +#ifdef ENABLE_ZSTD +#define STREAM_CAP_ZSTD_AVAILABLE STREAM_CAP_ZSTD +#else +#define STREAM_CAP_ZSTD_AVAILABLE 0 +#endif // ENABLE_ZSTD + +#ifdef ENABLE_BROTLI +#define STREAM_CAP_BROTLI_AVAILABLE STREAM_CAP_BROTLI +#else +#define STREAM_CAP_BROTLI_AVAILABLE 0 +#endif // ENABLE_BROTLI + +#define STREAM_CAP_COMPRESSIONS_AVAILABLE (STREAM_CAP_LZ4_AVAILABLE|STREAM_CAP_ZSTD_AVAILABLE|STREAM_CAP_BROTLI_AVAILABLE|STREAM_CAP_GZIP) + +extern STREAM_CAPABILITIES globally_disabled_capabilities; + +STREAM_CAPABILITIES stream_our_capabilities(RRDHOST *host, bool sender); + +#define stream_has_capability(rpt, capability) ((rpt) && ((rpt)->capabilities & (capability)) == (capability)) + +static inline bool stream_has_more_than_one_capability_of(STREAM_CAPABILITIES caps, STREAM_CAPABILITIES mask) { + STREAM_CAPABILITIES common = (STREAM_CAPABILITIES)(caps & mask); + return (common & (common - 1)) != 0 && common != 0; +} + +// ---------------------------------------------------------------------------- +// stream handshake + +#define HTTP_HEADER_SIZE 8192 + +#define STREAMING_PROTOCOL_VERSION "1.1" +#define START_STREAMING_PROMPT_V1 "Hit me baby, push them over..." +#define START_STREAMING_PROMPT_V2 "Hit me baby, push them over and bring the host labels..." +#define START_STREAMING_PROMPT_VN "Hit me baby, push them over with the version=" + +#define START_STREAMING_ERROR_SAME_LOCALHOST "Don't hit me baby, you are trying to stream my localhost back" +#define START_STREAMING_ERROR_ALREADY_STREAMING "This GUID is already streaming to this server" +#define START_STREAMING_ERROR_NOT_PERMITTED "You are not permitted to access this. Check the logs for more info." +#define START_STREAMING_ERROR_BUSY_TRY_LATER "The server is too busy now to accept this request. Try later." +#define START_STREAMING_ERROR_INTERNAL_ERROR "The server encountered an internal error. Try later." +#define START_STREAMING_ERROR_INITIALIZATION "The server is initializing. Try later." + +#define RRDPUSH_STATUS_CONNECTED "CONNECTED" +#define RRDPUSH_STATUS_ALREADY_CONNECTED "ALREADY CONNECTED" +#define RRDPUSH_STATUS_DISCONNECTED "DISCONNECTED" +#define RRDPUSH_STATUS_RATE_LIMIT "RATE LIMIT TRY LATER" +#define RRDPUSH_STATUS_INITIALIZATION_IN_PROGRESS "INITIALIZATION IN PROGRESS RETRY LATER" +#define RRDPUSH_STATUS_INTERNAL_SERVER_ERROR "INTERNAL SERVER ERROR DROPPING CONNECTION" +#define RRDPUSH_STATUS_DUPLICATE_RECEIVER "DUPLICATE RECEIVER DROPPING CONNECTION" +#define RRDPUSH_STATUS_CANT_REPLY "CANT REPLY DROPPING CONNECTION" +#define RRDPUSH_STATUS_NO_HOSTNAME "NO HOSTNAME PERMISSION DENIED" +#define RRDPUSH_STATUS_NO_API_KEY "NO API KEY PERMISSION DENIED" +#define RRDPUSH_STATUS_INVALID_API_KEY "INVALID API KEY PERMISSION DENIED" +#define RRDPUSH_STATUS_NO_MACHINE_GUID "NO MACHINE GUID PERMISSION DENIED" +#define RRDPUSH_STATUS_MACHINE_GUID_DISABLED "MACHINE GUID DISABLED PERMISSION DENIED" +#define RRDPUSH_STATUS_INVALID_MACHINE_GUID "INVALID MACHINE GUID PERMISSION DENIED" +#define RRDPUSH_STATUS_API_KEY_DISABLED "API KEY DISABLED PERMISSION DENIED" +#define RRDPUSH_STATUS_NOT_ALLOWED_IP "NOT ALLOWED IP PERMISSION DENIED" +#define RRDPUSH_STATUS_LOCALHOST "LOCALHOST PERMISSION DENIED" +#define RRDPUSH_STATUS_PERMISSION_DENIED "PERMISSION DENIED" +#define RRDPUSH_STATUS_BAD_HANDSHAKE "BAD HANDSHAKE" +#define RRDPUSH_STATUS_TIMEOUT "TIMEOUT" +#define RRDPUSH_STATUS_CANT_UPGRADE_CONNECTION "CANT UPGRADE CONNECTION" +#define RRDPUSH_STATUS_SSL_ERROR "SSL ERROR" +#define RRDPUSH_STATUS_INVALID_SSL_CERTIFICATE "INVALID SSL CERTIFICATE" +#define RRDPUSH_STATUS_CANT_ESTABLISH_SSL_CONNECTION "CANT ESTABLISH SSL CONNECTION" + +typedef enum { + STREAM_HANDSHAKE_OK_V3 = 3, // v3+ + STREAM_HANDSHAKE_OK_V2 = 2, // v2 + STREAM_HANDSHAKE_OK_V1 = 1, // v1 + STREAM_HANDSHAKE_NEVER = 0, // never tried to connect + STREAM_HANDSHAKE_ERROR_BAD_HANDSHAKE = -1, + STREAM_HANDSHAKE_ERROR_LOCALHOST = -2, + STREAM_HANDSHAKE_ERROR_ALREADY_CONNECTED = -3, + STREAM_HANDSHAKE_ERROR_DENIED = -4, + STREAM_HANDSHAKE_ERROR_SEND_TIMEOUT = -5, + STREAM_HANDSHAKE_ERROR_RECEIVE_TIMEOUT = -6, + STREAM_HANDSHAKE_ERROR_INVALID_CERTIFICATE = -7, + STREAM_HANDSHAKE_ERROR_SSL_ERROR = -8, + STREAM_HANDSHAKE_ERROR_CANT_CONNECT = -9, + STREAM_HANDSHAKE_BUSY_TRY_LATER = -10, + STREAM_HANDSHAKE_INTERNAL_ERROR = -11, + STREAM_HANDSHAKE_INITIALIZATION = -12, + STREAM_HANDSHAKE_DISCONNECT_HOST_CLEANUP = -13, + STREAM_HANDSHAKE_DISCONNECT_STALE_RECEIVER = -14, + STREAM_HANDSHAKE_DISCONNECT_SHUTDOWN = -15, + STREAM_HANDSHAKE_DISCONNECT_NETDATA_EXIT = -16, + STREAM_HANDSHAKE_DISCONNECT_PARSER_EXIT = -17, + STREAM_HANDSHAKE_DISCONNECT_UNKNOWN_SOCKET_READ_ERROR = -18, + STREAM_HANDSHAKE_DISCONNECT_PARSER_FAILED = -19, + STREAM_HANDSHAKE_DISCONNECT_RECEIVER_LEFT = -20, + STREAM_HANDSHAKE_DISCONNECT_ORPHAN_HOST = -21, + STREAM_HANDSHAKE_NON_STREAMABLE_HOST = -22, + STREAM_HANDSHAKE_DISCONNECT_NOT_SUFFICIENT_READ_BUFFER = -23, + STREAM_HANDSHAKE_DISCONNECT_SOCKET_EOF = -24, + STREAM_HANDSHAKE_DISCONNECT_SOCKET_READ_FAILED = -25, + STREAM_HANDSHAKE_DISCONNECT_SOCKET_READ_TIMEOUT = -26, + STREAM_HANDSHAKE_ERROR_HTTP_UPGRADE = -27, + +} STREAM_HANDSHAKE; + + +// ---------------------------------------------------------------------------- + +typedef struct { + char *os_name; + char *os_id; + char *os_version; + char *kernel_name; + char *kernel_version; +} stream_encoded_t; + +#include "compression.h" + +// Thread-local storage +// Metric transmission: collector threads asynchronously fill the buffer, sender thread uses it. + +typedef enum __attribute__((packed)) { + STREAM_TRAFFIC_TYPE_REPLICATION = 0, + STREAM_TRAFFIC_TYPE_FUNCTIONS, + STREAM_TRAFFIC_TYPE_METADATA, + STREAM_TRAFFIC_TYPE_DATA, + STREAM_TRAFFIC_TYPE_DYNCFG, + + // terminator + STREAM_TRAFFIC_TYPE_MAX, +} STREAM_TRAFFIC_TYPE; + +typedef enum __attribute__((packed)) { + SENDER_FLAG_OVERFLOW = (1 << 0), // The buffer has been overflown +} SENDER_FLAGS; + +struct sender_state { + RRDHOST *host; + pid_t tid; // the thread id of the sender, from gettid() + SENDER_FLAGS flags; + int timeout; + int default_port; + uint32_t reconnect_delay; + char connected_to[CONNECTED_TO_SIZE + 1]; // We don't know which proxy we connect to, passed back from socket.c + size_t begin; + size_t reconnects_counter; + size_t sent_bytes; + size_t sent_bytes_on_this_connection; + size_t send_attempts; + time_t last_traffic_seen_t; + time_t last_state_since_t; // the timestamp of the last state (online/offline) change + size_t not_connected_loops; + // Metrics are collected asynchronously by collector threads calling rrdset_done_push(). This can also trigger + // the lazy creation of the sender thread - both cases (buffer access and thread creation) are guarded here. + SPINLOCK spinlock; + struct circular_buffer *buffer; + char read_buffer[PLUGINSD_LINE_MAX + 1]; + ssize_t read_len; + STREAM_CAPABILITIES capabilities; + STREAM_CAPABILITIES disabled_capabilities; + + size_t sent_bytes_on_this_connection_per_type[STREAM_TRAFFIC_TYPE_MAX]; + + int rrdpush_sender_pipe[2]; // collector to sender thread signaling + int rrdpush_sender_socket; + + uint16_t hops; + + struct line_splitter line; + struct compressor_state compressor; + +#ifdef NETDATA_LOG_STREAM_SENDER + FILE *stream_log_fp; +#endif + +#ifdef ENABLE_HTTPS + NETDATA_SSL ssl; // structure used to encrypt the connection +#endif + + struct { + bool shutdown; + STREAM_HANDSHAKE reason; + } exit; + + struct { + DICTIONARY *requests; // de-duplication of replication requests, per chart + time_t oldest_request_after_t; // the timestamp of the oldest replication request + time_t latest_completed_before_t; // the timestamp of the latest replication request + + struct { + size_t pending_requests; // the currently outstanding replication requests + size_t charts_replicating; // the number of unique charts having pending replication requests (on every request one is added and is removed when we finish it - it does not track completion of the replication for this chart) + bool reached_max; // true when the sender buffer should not get more replication responses + } atomic; + + } replication; + + struct { + bool pending_data; + size_t buffer_used_percentage; // the current utilization of the sending buffer + usec_t last_flush_time_ut; // the last time the sender flushed the sending buffer in USEC + time_t last_buffer_recreate_s; // true when the sender buffer should be re-created + } atomic; + + struct { + bool intercept_input; + const char *transaction; + const char *timeout_s; + const char *function; + const char *access; + const char *source; + BUFFER *payload; + } functions; + + int parent_using_h2o; +}; + +#define sender_lock(sender) spinlock_lock(&(sender)->spinlock) +#define sender_unlock(sender) spinlock_unlock(&(sender)->spinlock) + +#define rrdpush_sender_pipe_has_pending_data(sender) __atomic_load_n(&(sender)->atomic.pending_data, __ATOMIC_RELAXED) +#define rrdpush_sender_pipe_set_pending_data(sender) __atomic_store_n(&(sender)->atomic.pending_data, true, __ATOMIC_RELAXED) +#define rrdpush_sender_pipe_clear_pending_data(sender) __atomic_store_n(&(sender)->atomic.pending_data, false, __ATOMIC_RELAXED) + +#define rrdpush_sender_last_buffer_recreate_get(sender) __atomic_load_n(&(sender)->atomic.last_buffer_recreate_s, __ATOMIC_RELAXED) +#define rrdpush_sender_last_buffer_recreate_set(sender, value) __atomic_store_n(&(sender)->atomic.last_buffer_recreate_s, value, __ATOMIC_RELAXED) + +#define rrdpush_sender_replication_buffer_full_set(sender, value) __atomic_store_n(&((sender)->replication.atomic.reached_max), value, __ATOMIC_SEQ_CST) +#define rrdpush_sender_replication_buffer_full_get(sender) __atomic_load_n(&((sender)->replication.atomic.reached_max), __ATOMIC_SEQ_CST) + +#define rrdpush_sender_set_buffer_used_percent(sender, value) __atomic_store_n(&((sender)->atomic.buffer_used_percentage), value, __ATOMIC_RELAXED) +#define rrdpush_sender_get_buffer_used_percent(sender) __atomic_load_n(&((sender)->atomic.buffer_used_percentage), __ATOMIC_RELAXED) + +#define rrdpush_sender_set_flush_time(sender) __atomic_store_n(&((sender)->atomic.last_flush_time_ut), now_realtime_usec(), __ATOMIC_RELAXED) +#define rrdpush_sender_get_flush_time(sender) __atomic_load_n(&((sender)->atomic.last_flush_time_ut), __ATOMIC_RELAXED) + +#define rrdpush_sender_replicating_charts(sender) __atomic_load_n(&((sender)->replication.atomic.charts_replicating), __ATOMIC_RELAXED) +#define rrdpush_sender_replicating_charts_plus_one(sender) __atomic_add_fetch(&((sender)->replication.atomic.charts_replicating), 1, __ATOMIC_RELAXED) +#define rrdpush_sender_replicating_charts_minus_one(sender) __atomic_sub_fetch(&((sender)->replication.atomic.charts_replicating), 1, __ATOMIC_RELAXED) +#define rrdpush_sender_replicating_charts_zero(sender) __atomic_store_n(&((sender)->replication.atomic.charts_replicating), 0, __ATOMIC_RELAXED) + +#define rrdpush_sender_pending_replication_requests(sender) __atomic_load_n(&((sender)->replication.atomic.pending_requests), __ATOMIC_RELAXED) +#define rrdpush_sender_pending_replication_requests_plus_one(sender) __atomic_add_fetch(&((sender)->replication.atomic.pending_requests), 1, __ATOMIC_RELAXED) +#define rrdpush_sender_pending_replication_requests_minus_one(sender) __atomic_sub_fetch(&((sender)->replication.atomic.pending_requests), 1, __ATOMIC_RELAXED) +#define rrdpush_sender_pending_replication_requests_zero(sender) __atomic_store_n(&((sender)->replication.atomic.pending_requests), 0, __ATOMIC_RELAXED) + +/* +typedef enum { + STREAM_NODE_INSTANCE_FEATURE_CLOUD_ONLINE = (1 << 0), + STREAM_NODE_INSTANCE_FEATURE_VIRTUAL_HOST = (1 << 1), + STREAM_NODE_INSTANCE_FEATURE_HEALTH_ENABLED = (1 << 2), + STREAM_NODE_INSTANCE_FEATURE_ML_SELF = (1 << 3), + STREAM_NODE_INSTANCE_FEATURE_ML_RECEIVED = (1 << 4), + STREAM_NODE_INSTANCE_FEATURE_SSL = (1 << 5), +} STREAM_NODE_INSTANCE_FEATURES; + +typedef struct stream_node_instance { + uuid_t uuid; + STRING *agent; + STREAM_NODE_INSTANCE_FEATURES features; + uint32_t hops; + + // receiver information on that agent + int32_t capabilities; + uint32_t local_port; + uint32_t remote_port; + STRING *local_ip; + STRING *remote_ip; +} STREAM_NODE_INSTANCE; +*/ + +struct receiver_state { + RRDHOST *host; + pid_t tid; + netdata_thread_t thread; + int fd; + char *key; + char *hostname; + char *registry_hostname; + char *machine_guid; + char *os; + char *timezone; // Unused? + char *abbrev_timezone; + int32_t utc_offset; + char *client_ip; // Duplicated in pluginsd + char *client_port; // Duplicated in pluginsd + char *program_name; // Duplicated in pluginsd + char *program_version; + struct rrdhost_system_info *system_info; + STREAM_CAPABILITIES capabilities; + time_t last_msg_t; + + struct buffered_reader reader; + + uint16_t hops; + + struct { + bool shutdown; // signal the streaming parser to exit + STREAM_HANDSHAKE reason; + } exit; + + struct { + RRD_MEMORY_MODE mode; + int history; + int update_every; + int health_enabled; // CONFIG_BOOLEAN_YES, CONFIG_BOOLEAN_NO, CONFIG_BOOLEAN_AUTO + time_t alarms_delay; + uint32_t alarms_history; + int rrdpush_enabled; + char *rrdpush_api_key; // DONT FREE - it is allocated in appconfig + char *rrdpush_send_charts_matching; // DONT FREE - it is allocated in appconfig + bool rrdpush_enable_replication; + time_t rrdpush_seconds_to_replicate; + time_t rrdpush_replication_step; + char *rrdpush_destination; // DONT FREE - it is allocated in appconfig + unsigned int rrdpush_compression; + STREAM_CAPABILITIES compression_priorities[COMPRESSION_ALGORITHM_MAX]; + } config; + +#ifdef ENABLE_HTTPS + NETDATA_SSL ssl; +#endif + + time_t replication_first_time_t; + + struct decompressor_state decompressor; +/* + struct { + uint32_t count; + STREAM_NODE_INSTANCE *array; + } instances; +*/ + +#ifdef ENABLE_H2O + void *h2o_ctx; +#endif +}; + +#ifdef ENABLE_H2O +#define is_h2o_rrdpush(x) ((x)->h2o_ctx != NULL) +#define unless_h2o_rrdpush(x) if(!is_h2o_rrdpush(x)) +#endif + +struct rrdpush_destinations { + STRING *destination; + bool ssl; + uint32_t attempts; + time_t since; + time_t postpone_reconnection_until; + STREAM_HANDSHAKE reason; + + struct rrdpush_destinations *prev; + struct rrdpush_destinations *next; +}; + +extern unsigned int default_rrdpush_enabled; +extern unsigned int default_rrdpush_compression_enabled; +extern char *default_rrdpush_destination; +extern char *default_rrdpush_api_key; +extern char *default_rrdpush_send_charts_matching; +extern bool default_rrdpush_enable_replication; +extern time_t default_rrdpush_seconds_to_replicate; +extern time_t default_rrdpush_replication_step; +extern unsigned int remote_clock_resync_iterations; + +void rrdpush_destinations_init(RRDHOST *host); +void rrdpush_destinations_free(RRDHOST *host); + +BUFFER *sender_start(struct sender_state *s); +void sender_commit(struct sender_state *s, BUFFER *wb, STREAM_TRAFFIC_TYPE type); +int rrdpush_init(); +bool rrdpush_receiver_needs_dbengine(); +int configured_as_parent(); + +typedef struct rrdset_stream_buffer { + STREAM_CAPABILITIES capabilities; + bool v2; + bool begin_v2_added; + time_t wall_clock_time; + uint64_t rrdset_flags; // RRDSET_FLAGS + time_t last_point_end_time_s; + BUFFER *wb; +} RRDSET_STREAM_BUFFER; + +RRDSET_STREAM_BUFFER rrdset_push_metric_initialize(RRDSET *st, time_t wall_clock_time); +void rrdset_push_metrics_v1(RRDSET_STREAM_BUFFER *rsb, RRDSET *st); +void rrdset_push_metrics_finished(RRDSET_STREAM_BUFFER *rsb, RRDSET *st); +void rrddim_push_metrics_v2(RRDSET_STREAM_BUFFER *rsb, RRDDIM *rd, usec_t point_end_time_ut, NETDATA_DOUBLE n, SN_FLAGS flags); + +bool rrdset_push_chart_definition_now(RRDSET *st); +void *rrdpush_sender_thread(void *ptr); +void rrdpush_send_host_labels(RRDHOST *host); +void rrdpush_send_claimed_id(RRDHOST *host); +void rrdpush_send_global_functions(RRDHOST *host); + +int rrdpush_receiver_thread_spawn(struct web_client *w, char *decoded_query_string, void *h2o_ctx); +void rrdpush_sender_thread_stop(RRDHOST *host, STREAM_HANDSHAKE reason, bool wait); + +void rrdpush_sender_send_this_host_variable_now(RRDHOST *host, const RRDVAR_ACQUIRED *rva); +int connect_to_one_of_destinations( + RRDHOST *host, + int default_port, + struct timeval *timeout, + size_t *reconnects_counter, + char *connected_to, + size_t connected_to_size, + struct rrdpush_destinations **destination); + +void rrdpush_signal_sender_to_wake_up(struct sender_state *s); + +void rrdpush_reset_destinations_postpone_time(RRDHOST *host); +const char *stream_handshake_error_to_string(STREAM_HANDSHAKE handshake_error); +void stream_capabilities_to_json_array(BUFFER *wb, STREAM_CAPABILITIES caps, const char *key); +void rrdpush_receive_log_status(struct receiver_state *rpt, const char *msg, const char *status, ND_LOG_FIELD_PRIORITY priority); +void log_receiver_capabilities(struct receiver_state *rpt); +void log_sender_capabilities(struct sender_state *s); +STREAM_CAPABILITIES convert_stream_version_to_capabilities(int32_t version, RRDHOST *host, bool sender); +int32_t stream_capabilities_to_vn(uint32_t caps); +void stream_capabilities_to_string(BUFFER *wb, STREAM_CAPABILITIES caps); + +void receiver_state_free(struct receiver_state *rpt); +bool stop_streaming_receiver(RRDHOST *host, STREAM_HANDSHAKE reason); + +void sender_thread_buffer_free(void); + +#include "replication.h" + +typedef enum __attribute__((packed)) { + RRDHOST_DB_STATUS_INITIALIZING = 0, + RRDHOST_DB_STATUS_QUERYABLE, +} RRDHOST_DB_STATUS; + +static inline const char *rrdhost_db_status_to_string(RRDHOST_DB_STATUS status) { + switch(status) { + default: + case RRDHOST_DB_STATUS_INITIALIZING: + return "initializing"; + + case RRDHOST_DB_STATUS_QUERYABLE: + return "online"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_DB_LIVENESS_STALE = 0, + RRDHOST_DB_LIVENESS_LIVE, +} RRDHOST_DB_LIVENESS; + +static inline const char *rrdhost_db_liveness_to_string(RRDHOST_DB_LIVENESS status) { + switch(status) { + default: + case RRDHOST_DB_LIVENESS_STALE: + return "stale"; + + case RRDHOST_DB_LIVENESS_LIVE: + return "live"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_INGEST_STATUS_ARCHIVED = 0, + RRDHOST_INGEST_STATUS_INITIALIZING, + RRDHOST_INGEST_STATUS_REPLICATING, + RRDHOST_INGEST_STATUS_ONLINE, + RRDHOST_INGEST_STATUS_OFFLINE, +} RRDHOST_INGEST_STATUS; + +static inline const char *rrdhost_ingest_status_to_string(RRDHOST_INGEST_STATUS status) { + switch(status) { + case RRDHOST_INGEST_STATUS_ARCHIVED: + return "archived"; + + case RRDHOST_INGEST_STATUS_INITIALIZING: + return "initializing"; + + case RRDHOST_INGEST_STATUS_REPLICATING: + return "replicating"; + + case RRDHOST_INGEST_STATUS_ONLINE: + return "online"; + + default: + case RRDHOST_INGEST_STATUS_OFFLINE: + return "offline"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_INGEST_TYPE_LOCALHOST = 0, + RRDHOST_INGEST_TYPE_VIRTUAL, + RRDHOST_INGEST_TYPE_CHILD, + RRDHOST_INGEST_TYPE_ARCHIVED, +} RRDHOST_INGEST_TYPE; + +static inline const char *rrdhost_ingest_type_to_string(RRDHOST_INGEST_TYPE type) { + switch(type) { + case RRDHOST_INGEST_TYPE_LOCALHOST: + return "localhost"; + + case RRDHOST_INGEST_TYPE_VIRTUAL: + return "virtual"; + + case RRDHOST_INGEST_TYPE_CHILD: + return "child"; + + default: + case RRDHOST_INGEST_TYPE_ARCHIVED: + return "archived"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_STREAM_STATUS_DISABLED = 0, + RRDHOST_STREAM_STATUS_REPLICATING, + RRDHOST_STREAM_STATUS_ONLINE, + RRDHOST_STREAM_STATUS_OFFLINE, +} RRDHOST_STREAMING_STATUS; + +static inline const char *rrdhost_streaming_status_to_string(RRDHOST_STREAMING_STATUS status) { + switch(status) { + case RRDHOST_STREAM_STATUS_DISABLED: + return "disabled"; + + case RRDHOST_STREAM_STATUS_REPLICATING: + return "replicating"; + + case RRDHOST_STREAM_STATUS_ONLINE: + return "online"; + + default: + case RRDHOST_STREAM_STATUS_OFFLINE: + return "offline"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_ML_STATUS_DISABLED = 0, + RRDHOST_ML_STATUS_OFFLINE, + RRDHOST_ML_STATUS_RUNNING, +} RRDHOST_ML_STATUS; + +static inline const char *rrdhost_ml_status_to_string(RRDHOST_ML_STATUS status) { + switch(status) { + case RRDHOST_ML_STATUS_RUNNING: + return "online"; + + case RRDHOST_ML_STATUS_OFFLINE: + return "offline"; + + default: + case RRDHOST_ML_STATUS_DISABLED: + return "disabled"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_ML_TYPE_DISABLED = 0, + RRDHOST_ML_TYPE_SELF, + RRDHOST_ML_TYPE_RECEIVED, +} RRDHOST_ML_TYPE; + +static inline const char *rrdhost_ml_type_to_string(RRDHOST_ML_TYPE type) { + switch(type) { + case RRDHOST_ML_TYPE_SELF: + return "self"; + + case RRDHOST_ML_TYPE_RECEIVED: + return "received"; + + default: + case RRDHOST_ML_TYPE_DISABLED: + return "disabled"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_HEALTH_STATUS_DISABLED = 0, + RRDHOST_HEALTH_STATUS_INITIALIZING, + RRDHOST_HEALTH_STATUS_RUNNING, +} RRDHOST_HEALTH_STATUS; + +static inline const char *rrdhost_health_status_to_string(RRDHOST_HEALTH_STATUS status) { + switch(status) { + default: + case RRDHOST_HEALTH_STATUS_DISABLED: + return "disabled"; + + case RRDHOST_HEALTH_STATUS_INITIALIZING: + return "initializing"; + + case RRDHOST_HEALTH_STATUS_RUNNING: + return "online"; + } +} + +typedef enum __attribute__((packed)) { + RRDHOST_DYNCFG_STATUS_UNAVAILABLE = 0, + RRDHOST_DYNCFG_STATUS_AVAILABLE, +} RRDHOST_DYNCFG_STATUS; + +static inline const char *rrdhost_dyncfg_status_to_string(RRDHOST_DYNCFG_STATUS status) { + switch(status) { + default: + case RRDHOST_DYNCFG_STATUS_UNAVAILABLE: + return "unavailable"; + + case RRDHOST_DYNCFG_STATUS_AVAILABLE: + return "online"; + } +} + +typedef struct rrdhost_status { + RRDHOST *host; + time_t now; + + struct { + RRDHOST_DYNCFG_STATUS status; + } dyncfg; + + struct { + RRDHOST_DB_STATUS status; + RRDHOST_DB_LIVENESS liveness; + RRD_MEMORY_MODE mode; + time_t first_time_s; + time_t last_time_s; + size_t metrics; + size_t instances; + size_t contexts; + } db; + + struct { + RRDHOST_ML_STATUS status; + RRDHOST_ML_TYPE type; + struct ml_metrics_statistics metrics; + } ml; + + struct { + size_t hops; + RRDHOST_INGEST_TYPE type; + RRDHOST_INGEST_STATUS status; + SOCKET_PEERS peers; + bool ssl; + STREAM_CAPABILITIES capabilities; + uint32_t id; + time_t since; + STREAM_HANDSHAKE reason; + + struct { + bool in_progress; + NETDATA_DOUBLE completion; + size_t instances; + } replication; + } ingest; + + struct { + size_t hops; + RRDHOST_STREAMING_STATUS status; + SOCKET_PEERS peers; + bool ssl; + bool compression; + STREAM_CAPABILITIES capabilities; + uint32_t id; + time_t since; + STREAM_HANDSHAKE reason; + + struct { + bool in_progress; + NETDATA_DOUBLE completion; + size_t instances; + } replication; + + size_t sent_bytes_on_this_connection_per_type[STREAM_TRAFFIC_TYPE_MAX]; + } stream; + + struct { + RRDHOST_HEALTH_STATUS status; + struct { + uint32_t undefined; + uint32_t uninitialized; + uint32_t clear; + uint32_t warning; + uint32_t critical; + } alerts; + } health; +} RRDHOST_STATUS; + +void rrdhost_status(RRDHOST *host, time_t now, RRDHOST_STATUS *s); +bool rrdhost_state_cloud_emulation(RRDHOST *host); + +bool rrdpush_compression_initialize(struct sender_state *s); +bool rrdpush_decompression_initialize(struct receiver_state *rpt); +void rrdpush_parse_compression_order(struct receiver_state *rpt, const char *order); +void rrdpush_select_receiver_compression_algorithm(struct receiver_state *rpt); +void rrdpush_compression_deactivate(struct sender_state *s); + +#endif //NETDATA_RRDPUSH_H |