From cdd7ad020e165fe680703b6d3319b908b682fb7a Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Fri, 20 Oct 2023 17:12:29 +0300
Subject: jaeger-client -> opentelemetry

---
 vendor/open-telemetry/api/Baggage/Baggage.php      | 100 +++++++++++++++++++++
 .../open-telemetry/api/Baggage/BaggageBuilder.php  |  40 +++++++++
 .../api/Baggage/BaggageBuilderInterface.php        |  23 +++++
 .../api/Baggage/BaggageInterface.php               |  62 +++++++++++++
 vendor/open-telemetry/api/Baggage/Entry.php        |  38 ++++++++
 vendor/open-telemetry/api/Baggage/Metadata.php     |  27 ++++++
 .../api/Baggage/MetadataInterface.php              |  13 +++
 .../api/Baggage/Propagation/BaggagePropagator.php  |  92 +++++++++++++++++++
 .../api/Baggage/Propagation/Parser.php             |  69 ++++++++++++++
 9 files changed, 464 insertions(+)
 create mode 100644 vendor/open-telemetry/api/Baggage/Baggage.php
 create mode 100644 vendor/open-telemetry/api/Baggage/BaggageBuilder.php
 create mode 100644 vendor/open-telemetry/api/Baggage/BaggageBuilderInterface.php
 create mode 100644 vendor/open-telemetry/api/Baggage/BaggageInterface.php
 create mode 100644 vendor/open-telemetry/api/Baggage/Entry.php
 create mode 100644 vendor/open-telemetry/api/Baggage/Metadata.php
 create mode 100644 vendor/open-telemetry/api/Baggage/MetadataInterface.php
 create mode 100644 vendor/open-telemetry/api/Baggage/Propagation/BaggagePropagator.php
 create mode 100644 vendor/open-telemetry/api/Baggage/Propagation/Parser.php

(limited to 'vendor/open-telemetry/api/Baggage')

diff --git a/vendor/open-telemetry/api/Baggage/Baggage.php b/vendor/open-telemetry/api/Baggage/Baggage.php
new file mode 100644
index 000000000..06c701605
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/Baggage.php
@@ -0,0 +1,100 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage;
+
+use OpenTelemetry\Context\Context;
+use OpenTelemetry\Context\ContextInterface;
+use OpenTelemetry\Context\ContextKeys;
+use OpenTelemetry\Context\ScopeInterface;
+
+final class Baggage implements BaggageInterface
+{
+    private static ?self $emptyBaggage = null;
+
+    /** @inheritDoc */
+    public static function fromContext(ContextInterface $context): BaggageInterface
+    {
+        return $context->get(ContextKeys::baggage()) ?? self::getEmpty();
+    }
+
+    /** @inheritDoc */
+    public static function getBuilder(): BaggageBuilderInterface
+    {
+        return new BaggageBuilder();
+    }
+
+    /** @inheritDoc */
+    public static function getCurrent(): BaggageInterface
+    {
+        return self::fromContext(Context::getCurrent());
+    }
+
+    /** @inheritDoc */
+    public static function getEmpty(): BaggageInterface
+    {
+        if (null === self::$emptyBaggage) {
+            self::$emptyBaggage = new self();
+        }
+
+        return self::$emptyBaggage;
+    }
+
+    /** @var array<string, Entry> */
+    private array $entries;
+
+    /** @param array<string, Entry> $entries */
+    public function __construct(array $entries = [])
+    {
+        $this->entries = $entries;
+    }
+
+    /** @inheritDoc */
+    public function activate(): ScopeInterface
+    {
+        return Context::getCurrent()->withContextValue($this)->activate();
+    }
+
+    /** @inheritDoc */
+    public function getEntry(string $key): ?Entry
+    {
+        return $this->entries[$key] ?? null;
+    }
+
+    /** @inheritDoc */
+    public function getValue(string $key)
+    {
+        if (($entry = $this->getEntry($key)) !== null) {
+            return $entry->getValue();
+        }
+
+        return null;
+    }
+
+    /** @inheritDoc */
+    public function getAll(): iterable
+    {
+        foreach ($this->entries as $key => $entry) {
+            yield $key => $entry;
+        }
+    }
+
+    /** @inheritDoc */
+    public function isEmpty(): bool
+    {
+        return $this->entries === [];
+    }
+
+    /** @inheritDoc */
+    public function toBuilder(): BaggageBuilderInterface
+    {
+        return new BaggageBuilder($this->entries);
+    }
+
+    /** @inheritDoc */
+    public function storeInContext(ContextInterface $context): ContextInterface
+    {
+        return $context->with(ContextKeys::baggage(), $this);
+    }
+}
diff --git a/vendor/open-telemetry/api/Baggage/BaggageBuilder.php b/vendor/open-telemetry/api/Baggage/BaggageBuilder.php
new file mode 100644
index 000000000..d4500eac5
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/BaggageBuilder.php
@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage;
+
+final class BaggageBuilder implements BaggageBuilderInterface
+{
+    /** @var array<string, Entry> */
+    private array $entries;
+
+    /** @param array<string, Entry> $entries */
+    public function __construct(array $entries = [])
+    {
+        $this->entries = $entries;
+    }
+
+    /** @inheritDoc */
+    public function remove(string $key): BaggageBuilderInterface
+    {
+        unset($this->entries[$key]);
+
+        return $this;
+    }
+
+    /** @inheritDoc */
+    public function set(string $key, $value, MetadataInterface $metadata = null): BaggageBuilderInterface
+    {
+        $metadata ??= Metadata::getEmpty();
+
+        $this->entries[$key] = new Entry($value, $metadata);
+
+        return $this;
+    }
+
+    public function build(): BaggageInterface
+    {
+        return new Baggage($this->entries);
+    }
+}
diff --git a/vendor/open-telemetry/api/Baggage/BaggageBuilderInterface.php b/vendor/open-telemetry/api/Baggage/BaggageBuilderInterface.php
new file mode 100644
index 000000000..301cfbc3c
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/BaggageBuilderInterface.php
@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage;
+
+use OpenTelemetry\API\Baggage as API;
+
+interface BaggageBuilderInterface
+{
+    /**
+     * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/baggage/api.md#set-value
+     * @param mixed $value
+     */
+    public function set(string $key, $value, API\MetadataInterface $metadata = null): API\BaggageBuilderInterface;
+
+    /**
+     * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/baggage/api.md#remove-value
+     */
+    public function remove(string $key): API\BaggageBuilderInterface;
+
+    public function build(): API\BaggageInterface;
+}
diff --git a/vendor/open-telemetry/api/Baggage/BaggageInterface.php b/vendor/open-telemetry/api/Baggage/BaggageInterface.php
new file mode 100644
index 000000000..83f45755d
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/BaggageInterface.php
@@ -0,0 +1,62 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage;
+
+use OpenTelemetry\API\Baggage as API;
+use OpenTelemetry\Context\ContextInterface;
+use OpenTelemetry\Context\ImplicitContextKeyedInterface;
+
+/**
+ * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/baggage/api.md#operations
+ */
+interface BaggageInterface extends ImplicitContextKeyedInterface
+{
+    /**
+     * Returns the {@see API\BaggageInterface} from the provided *$context*,
+     * falling back on {@see API\BaggageInterface::getEmpty()} if there is no baggage in the provided context.
+     */
+    public static function fromContext(ContextInterface $context): API\BaggageInterface;
+
+    /**
+     * Returns a new empty {@see API\BaggageBuilderInterface}.
+     */
+    public static function getBuilder(): API\BaggageBuilderInterface;
+
+    /**
+     * Returns the current {@see Baggage} from the current {@see ContextInterface},
+     * falling back on {@see API\BaggageInterface::getEmpty()} if there is no baggage in the current context.
+     */
+    public static function getCurrent(): API\BaggageInterface;
+
+    /**
+     * Returns a new {@see API\BaggageInterface} with no entries.
+     */
+    public static function getEmpty(): API\BaggageInterface;
+
+    /**
+     * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/baggage/api.md#get-value
+     */
+    public function getEntry(string $key): ?API\Entry;
+
+    /**
+     * Returns the value from the {@see API\Entry} with the provided *key*.
+     * @see getEntry
+     *
+     * @return mixed
+     */
+    public function getValue(string $key);
+
+    /**
+     * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/baggage/api.md#get-all-values
+     */
+    public function getAll(): iterable;
+
+    public function isEmpty(): bool;
+
+    /**
+     * Returns a new {@see API\BaggageBuilderInterface} pre-initialized with the contents of `$this`.
+     */
+    public function toBuilder(): API\BaggageBuilderInterface;
+}
diff --git a/vendor/open-telemetry/api/Baggage/Entry.php b/vendor/open-telemetry/api/Baggage/Entry.php
new file mode 100644
index 000000000..eb3d0de5b
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/Entry.php
@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage;
+
+final class Entry
+{
+    /** @var mixed */
+    private $value;
+
+    private MetadataInterface $metadata;
+
+    /**
+     * @param mixed $value
+     * @param MetadataInterface $metadata
+     */
+    public function __construct(
+        $value,
+        MetadataInterface $metadata
+    ) {
+        $this->value = $value;
+        $this->metadata = $metadata;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getValue()
+    {
+        return $this->value;
+    }
+
+    public function getMetadata(): MetadataInterface
+    {
+        return $this->metadata;
+    }
+}
diff --git a/vendor/open-telemetry/api/Baggage/Metadata.php b/vendor/open-telemetry/api/Baggage/Metadata.php
new file mode 100644
index 000000000..043c96a8a
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/Metadata.php
@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage;
+
+final class Metadata implements MetadataInterface
+{
+    private static ?self $instance = null;
+
+    public static function getEmpty(): Metadata
+    {
+        return self::$instance ??= new self('');
+    }
+
+    private string $metadata;
+
+    public function __construct(string $metadata)
+    {
+        $this->metadata = $metadata;
+    }
+
+    public function getValue(): string
+    {
+        return $this->metadata;
+    }
+}
diff --git a/vendor/open-telemetry/api/Baggage/MetadataInterface.php b/vendor/open-telemetry/api/Baggage/MetadataInterface.php
new file mode 100644
index 000000000..cd0a6d1ec
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/MetadataInterface.php
@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage;
+
+/**
+ * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/baggage/api.md#set-value
+ */
+interface MetadataInterface
+{
+    public function getValue(): string;
+}
diff --git a/vendor/open-telemetry/api/Baggage/Propagation/BaggagePropagator.php b/vendor/open-telemetry/api/Baggage/Propagation/BaggagePropagator.php
new file mode 100644
index 000000000..fae62dcab
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/Propagation/BaggagePropagator.php
@@ -0,0 +1,92 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage\Propagation;
+
+use OpenTelemetry\API\Baggage\Baggage;
+use OpenTelemetry\API\Baggage\BaggageBuilderInterface;
+use OpenTelemetry\API\Baggage\Entry; /** @phan-suppress-current-line PhanUnreferencedUseNormal */
+use OpenTelemetry\Context\Context;
+use OpenTelemetry\Context\ContextInterface;
+use OpenTelemetry\Context\Propagation\ArrayAccessGetterSetter;
+use OpenTelemetry\Context\Propagation\PropagationGetterInterface;
+use OpenTelemetry\Context\Propagation\PropagationSetterInterface;
+use OpenTelemetry\Context\Propagation\TextMapPropagatorInterface;
+use function rtrim;
+use function urlencode;
+
+/**
+ * @see https://www.w3.org/TR/baggage
+ */
+final class BaggagePropagator implements TextMapPropagatorInterface
+{
+    public const BAGGAGE = 'baggage';
+
+    private static ?self $instance = null;
+
+    public static function getInstance(): self
+    {
+        if (null === self::$instance) {
+            self::$instance = new self();
+        }
+
+        return self::$instance;
+    }
+
+    public function fields(): array
+    {
+        return [self::BAGGAGE];
+    }
+
+    public function inject(&$carrier, PropagationSetterInterface $setter = null, ContextInterface $context = null): void
+    {
+        $setter ??= ArrayAccessGetterSetter::getInstance();
+        $context ??= Context::getCurrent();
+
+        $baggage = Baggage::fromContext($context);
+
+        if ($baggage->isEmpty()) {
+            return;
+        }
+
+        $headerString = '';
+
+        /** @var Entry $entry */
+        foreach ($baggage->getAll() as $key => $entry) {
+            $value = urlencode($entry->getValue());
+            $headerString.= "{$key}={$value}";
+
+            if (($metadata = $entry->getMetadata()->getValue()) !== '' && ($metadata = $entry->getMetadata()->getValue()) !== '0') {
+                $headerString .= ";{$metadata}";
+            }
+
+            $headerString .= ',';
+        }
+
+        if ($headerString !== '' && $headerString !== '0') {
+            $headerString = rtrim($headerString, ',');
+            $setter->set($carrier, self::BAGGAGE, $headerString);
+        }
+    }
+
+    public function extract($carrier, PropagationGetterInterface $getter = null, ContextInterface $context = null): ContextInterface
+    {
+        $getter ??= ArrayAccessGetterSetter::getInstance();
+        $context ??= Context::getCurrent();
+
+        if (!$baggageHeader = $getter->get($carrier, self::BAGGAGE)) {
+            return $context;
+        }
+
+        $baggageBuilder = Baggage::getBuilder();
+        $this->extractValue($baggageHeader, $baggageBuilder);
+
+        return $context->withContextValue($baggageBuilder->build());
+    }
+
+    private function extractValue(string $baggageHeader, BaggageBuilderInterface $baggageBuilder): void
+    {
+        (new Parser($baggageHeader))->parseInto($baggageBuilder);
+    }
+}
diff --git a/vendor/open-telemetry/api/Baggage/Propagation/Parser.php b/vendor/open-telemetry/api/Baggage/Propagation/Parser.php
new file mode 100644
index 000000000..3518b858d
--- /dev/null
+++ b/vendor/open-telemetry/api/Baggage/Propagation/Parser.php
@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\API\Baggage\Propagation;
+
+use function explode;
+use OpenTelemetry\API\Baggage\BaggageBuilderInterface;
+use OpenTelemetry\API\Baggage\Metadata;
+use function str_replace;
+use function trim;
+use function urldecode;
+
+final class Parser
+{
+    private const EXCLUDED_KEY_CHARS = [' ', '(', ')', '<', '>', '@', ',', ';', ':', '\\', '"', '/', '[', ']', '?', '=', '{', '}'];
+    private const EXCLUDED_VALUE_CHARS = [' ', '"', ',', ';', '\\'];
+    private const EQUALS = '=';
+
+    /** @readonly */
+    private string $baggageHeader;
+
+    public function __construct(string $baggageHeader)
+    {
+        $this->baggageHeader = $baggageHeader;
+    }
+
+    public function parseInto(BaggageBuilderInterface $baggageBuilder): void
+    {
+        foreach (explode(',', $this->baggageHeader) as $baggageString) {
+            if (empty(trim($baggageString))) {
+                continue;
+            }
+
+            $explodedString = explode(';', $baggageString, 2);
+
+            $keyValue = trim($explodedString[0]);
+
+            if (empty($keyValue) || mb_strpos($keyValue, self::EQUALS) === false) {
+                continue;
+            }
+
+            $metadataString = $explodedString[1] ?? null;
+
+            if ($metadataString && !empty(trim(($metadataString)))) {
+                $metadata = new Metadata(trim($metadataString));
+            } else {
+                $metadata = null;
+            }
+
+            [$key, $value] = explode(self::EQUALS, $keyValue, 2);
+
+            $key = urldecode($key);
+            $value = urldecode($value);
+
+            $key = str_replace(self::EXCLUDED_KEY_CHARS, '', trim($key), $invalidKeyCharacters);
+            if (empty($key) || $invalidKeyCharacters > 0) {
+                continue;
+            }
+
+            $value = str_replace(self::EXCLUDED_VALUE_CHARS, '', trim($value), $invalidValueCharacters);
+            if (empty($value) || $invalidValueCharacters > 0) {
+                continue;
+            }
+
+            $baggageBuilder->set($key, $value, $metadata);
+        }
+    }
+}
-- 
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