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Diffstat (limited to 'vendor/jonahgeorge/jaeger-client-php/src/Jaeger/Constants.php')
-rw-r--r-- | vendor/jonahgeorge/jaeger-client-php/src/Jaeger/Constants.php | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/vendor/jonahgeorge/jaeger-client-php/src/Jaeger/Constants.php b/vendor/jonahgeorge/jaeger-client-php/src/Jaeger/Constants.php new file mode 100644 index 000000000..1e4be65f5 --- /dev/null +++ b/vendor/jonahgeorge/jaeger-client-php/src/Jaeger/Constants.php @@ -0,0 +1,100 @@ +<?php + +namespace Jaeger; + +// Max number of bits to use when generating random ID +const MAX_ID_BITS = 64; + +// How often remotely controller sampler polls for sampling strategy +const DEFAULT_SAMPLING_INTERVAL = 60; + +// How often remote reporter does a preemptive flush of its buffers +const DEFAULT_FLUSH_INTERVAL = 1; + +// Name of the HTTP header used to encode trace ID +const TRACE_ID_HEADER = 'uber-trace-id'; + +// Prefix for HTTP headers used to record baggage items +const BAGGAGE_HEADER_PREFIX = 'uberctx-'; + +// The name of HTTP header or a TextMap carrier key which, if found in the +// carrier, forces the trace to be sampled as "debug" trace. The value of the +// header is recorded as the tag on the # root span, so that the trace can +// be found in the UI using this value as a correlation ID. +const DEBUG_ID_HEADER_KEY = 'jaeger-debug-id'; + +const JAEGER_CLIENT_VERSION = 'PHP-' . PHP_VERSION; + +// Tracer-scoped tag that tells the version of Jaeger client library +const JAEGER_VERSION_TAG_KEY = 'jaeger.version'; + +// Tracer-scoped tag that contains the hostname +const JAEGER_HOSTNAME_TAG_KEY = 'jaeger.hostname'; + +const SAMPLER_TYPE_TAG_KEY = 'sampler.type'; + +const SAMPLER_PARAM_TAG_KEY = 'sampler.param'; + +const DEFAULT_SAMPLING_PROBABILITY = 0.001; + +const DEFAULT_LOWER_BOUND = 1.0 / (10.0 * 60.0); # sample once every 10 minutes + +const DEFAULT_MAX_OPERATIONS = 2000; + +const STRATEGIES_STR = 'perOperationStrategies'; + +const OPERATION_STR = 'operation'; + +const DEFAULT_LOWER_BOUND_STR = 'defaultLowerBoundTracesPerSecond'; + +const PROBABILISTIC_SAMPLING_STR = 'probabilisticSampling'; + +const SAMPLING_RATE_STR = 'samplingRate'; + +const DEFAULT_SAMPLING_PROBABILITY_STR = 'defaultSamplingProbability'; + +const OPERATION_SAMPLING_STR = 'operationSampling'; + +const MAX_TRACES_PER_SECOND_STR = 'maxTracesPerSecond'; + +const RATE_LIMITING_SAMPLING_STR = 'rateLimitingSampling'; + +const STRATEGY_TYPE_STR = 'strategyType'; + +// the type of sampler that always makes the same decision. +const SAMPLER_TYPE_CONST = 'const'; + +// the type of sampler that polls Jaeger agent for sampling strategy. +const SAMPLER_TYPE_REMOTE = 'remote'; + +// the type of sampler that samples traces with a certain fixed probability. +const SAMPLER_TYPE_PROBABILISTIC = 'probabilistic'; + +// the type of sampler that samples only up to a fixed number +// of traces per second. +// noinspection SpellCheckingInspection +const SAMPLER_TYPE_RATE_LIMITING = 'ratelimiting'; + +// the type of sampler that samples only up to a fixed number +// of traces per second. +// noinspection SpellCheckingInspection +const SAMPLER_TYPE_LOWER_BOUND = 'lowerbound'; + +const DEFAULT_REPORTING_HOST = 'localhost'; + +/** @deprecated */ +const DEFAULT_REPORTING_PORT = 5775; + +const DEFAULT_ZIPKIN_UDP_COMPACT_REPORTING_PORT = 5775; +const DEFAULT_JAEGER_UDP_BINARY_REPORTING_PORT = 6832; +const DEFAULT_JAEGER_HTTP_BINARY_REPORTING_PORT = 14268; + +const DEFAULT_SAMPLING_PORT = 5778; + +const LOCAL_AGENT_DEFAULT_ENABLED = true; + +const ZIPKIN_SPAN_FORMAT = 'zipkin-span-format'; + +const SAMPLED_FLAG = 0x01; + +const DEBUG_FLAG = 0x02; |