Merge branch '4.4' into 5.2

* 4.4:
  [Cache] Add server-commands support for Predis Replication Environments
  Speedup psalm

.github/workflows/intl-data-tests.yml

@@ -1,47 +1,50 @@
 name: Intl data tests
 
 on:
-    push:
+  push:
-        paths:
+    paths:
-          - 'src/Symfony/Component/Intl/Resources/data/**'
+      - 'src/Symfony/Component/Intl/Resources/data/**'
-    pull_request:
+  pull_request:
-        paths:
+    paths:
-          - 'src/Symfony/Component/Intl/Resources/data/**'
+      - 'src/Symfony/Component/Intl/Resources/data/**'
+
+defaults:
+  run:
+    shell: bash
 
 jobs:
+  tests:
+    name: Tests (intl-data)
+    runs-on: ubuntu-latest
 
-    tests:
+    steps:
-        name: Tests (intl-data)
+      - name: Checkout
-        runs-on: ubuntu-latest
+        uses: actions/checkout@v2
 
-        steps:
+      - name: Define the ICU version
-            -   name: Checkout
+        run: |
-                uses: actions/checkout@v2
+          SYMFONY_ICU_VERSION=$(php -r 'require "src/Symfony/Component/Intl/Intl.php"; echo Symfony\Component\Intl\Intl::getIcuStubVersion();')
+          echo "SYMFONY_ICU_VERSION=$SYMFONY_ICU_VERSION" >> $GITHUB_ENV
 
-            -   name: Define the ICU version
+      - name: Setup PHP
-                run: |
+        uses: shivammathur/setup-php@v2
-                    SYMFONY_ICU_VERSION=$(php -r 'require "src/Symfony/Component/Intl/Intl.php"; echo Symfony\Component\Intl\Intl::getIcuStubVersion();')
+        with:
-                    echo "SYMFONY_ICU_VERSION=$SYMFONY_ICU_VERSION" >> $GITHUB_ENV
+          coverage: "none"
+          extensions: "zip,intl-${{env.SYMFONY_ICU_VERSION}}"
+          ini-values: "memory_limit=-1"
+          php-version: "7.4"
 
-            -   name: Setup PHP
+      - name: Install dependencies
-                uses: shivammathur/setup-php@v2
+        run: |
-                with:
+          echo "::group::composer update"
-                    coverage: "none"
+          composer update --no-progress --no-suggest --ansi
-                    extensions: "zip,intl-${{env.SYMFONY_ICU_VERSION}}"
+          echo "::endgroup::"
-                    ini-values: "memory_limit=-1"
+          echo "::group::install phpunit"
-                    php-version: "7.4"
+          ./phpunit install
+          echo "::endgroup::"
 
-            -   name: Install dependencies
+      - name: Report the ICU version
-                run: |
+        run: icu-config --version && php -i | grep 'ICU version'
-                    echo "::group::composer update"
-                    composer update --no-progress --no-suggest --ansi
-                    echo "::endgroup::"
-                    echo "::group::install phpunit"
-                    ./phpunit install
-                    echo "::endgroup::"
 
-            -   name: Report the ICU version
+      - name: Run intl-data tests
-                run: icu-config --version && php -i | grep 'ICU version'
+        run: ./phpunit --group intl-data -v
-
-            -   name: Run intl-data tests
-                run: ./phpunit --group intl-data -v

.github/workflows/phpunit-bridge.yml

@@ -1,28 +1,31 @@
 name: PhpUnitBridge
 
 on:
-    push:
+  push:
-        paths:
+    paths:
-            - 'src/Symfony/Bridge/PhpUnit/**'
+      - 'src/Symfony/Bridge/PhpUnit/**'
-    pull_request:
+  pull_request:
-        paths:
+    paths:
-            - 'src/Symfony/Bridge/PhpUnit/**'
+      - 'src/Symfony/Bridge/PhpUnit/**'
+
+defaults:
+  run:
+    shell: bash
 
 jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
 
-    lint:
+    steps:
-        name: Lint
+      - name: Checkout
-        runs-on: ubuntu-latest
+        uses: actions/checkout@v2
 
-        steps:
+      - name: Setup PHP
-            -   name: Checkout
+        uses: shivammathur/setup-php@v2
-                uses: actions/checkout@v2
+        with:
+          coverage: "none"
+          php-version: "5.5"
 
-            -   name: Setup PHP
+      - name: Lint
-                uses: shivammathur/setup-php@v2
+        run: find ./src/Symfony/Bridge/PhpUnit -name '*.php' | grep -v -e /Tests/ -e ForV6 -e ForV7 -e ForV8 -e ForV9 -e ConstraintLogicTrait | parallel -j 4 php -l {}
-                with:
-                    coverage: "none"
-                    php-version: "5.5"
-
-            -   name: Lint
-                run: find ./src/Symfony/Bridge/PhpUnit -name '*.php' | grep -v -e /Tests/ -e ForV6 -e ForV7 -e ForV8 -e ForV9 -e ConstraintLogicTrait | parallel -j 4 php -l {}

.github/workflows/psalm.yml

@@ -3,6 +3,10 @@ name: Static analysis
 on:
   pull_request: ~
 
+defaults:
+  run:
+    shell: bash
+
 jobs:
   psalm:
     name: Psalm
@@ -17,81 +21,38 @@ jobs:
           ini-values: "memory_limit=-1"
           coverage: none
 
-      - name: Checkout PR
+      - name: Checkout target branch
-        uses: actions/checkout@v2
-        with:
-          path: pr
-
-      - name: Checkout base
         uses: actions/checkout@v2
         with:
           ref: ${{ github.base_ref }}
-          path: base
+
+      - name: Checkout PR
+        uses: actions/checkout@v2
 
       - name: Configure composer
         run: |
-            cd base
+          COMPOSER_HOME="$(composer config home)"
-            COMPOSER_HOME="$(composer config home)"
+          ([ -d "$COMPOSER_HOME" ] || mkdir "$COMPOSER_HOME") && cp .github/composer-config.json "$COMPOSER_HOME/config.json"
-            ([ -d "$COMPOSER_HOME" ] || mkdir "$COMPOSER_HOME") && cp .github/composer-config.json "$COMPOSER_HOME/config.json"
+          echo "COMPOSER_ROOT_VERSION=$(grep -m1 SYMFONY_VERSION .travis.yml | grep -o '[0-9.x]*').x-dev" >> $GITHUB_ENV
-            echo "COMPOSER_ROOT_VERSION=$(grep -m1 SYMFONY_VERSION .travis.yml | grep -o '[0-9.x]*').x-dev" >> $GITHUB_ENV
-
-      - name: Determine composer cache directory
-        id: composer-cache
-        run: echo "::set-output name=dir::$(composer config cache-files-dir)"
-
-      - name: Cache composer dependencies
-        uses: actions/cache@v2
-        with:
-          path: ${{ steps.composer-cache.outputs.dir }}
-          key: composer-${{ github.base_ref }}
-          restore-keys: composer-
 
       - name: Install Psalm
         run: |
-          composer require psalm/phar
+          echo "::group::modify composer.json"
-          cp ./vendor/bin/psalm.phar base/psalm.phar
+          composer remove --no-update --no-interaction symfony/phpunit-bridge
-          cp ./vendor/bin/psalm.phar pr/psalm.phar
+          composer require --no-update psalm/phar phpunit/phpunit php-http/discovery psr/event-dispatcher
-
+          echo "::endgroup::"
-      - name: Install dependencies for base
+          echo "::group::composer update"
-        run: |
+          composer update --no-progress --ansi
-            cd base
+          git checkout composer.json
-            echo "::group::modify composer.json"
+          echo "::endgroup::"
-            composer remove symfony/phpunit-bridge --no-interaction --no-update
+          ./vendor/bin/psalm.phar --version
-            composer require --no-update phpunit/phpunit php-http/discovery psr/event-dispatcher
-            echo "::endgroup::"
-            echo "::group::composer update"
-            composer update --no-progress --ansi
-            echo "::endgroup::"
 
       - name: Generate Psalm baseline
         run: |
-          cd base
+          git checkout -m ${{ github.base_ref }}
-          ./psalm.phar --set-baseline=.github/psalm/psalm.baseline.xml --no-progress
+          ./vendor/bin/psalm.phar --set-baseline=.github/psalm/psalm.baseline.xml --no-progress
-
+          git checkout -m FETCH_HEAD
-      - name: Copy baseline
-        run: |
-          cp base/.github/psalm/psalm.baseline.xml pr/.github/psalm/psalm.baseline.xml
-
-      - name: Install dependencies for PR
-        run: |
-            cd pr
-            echo "::group::modify composer.json"
-            composer remove symfony/phpunit-bridge --no-interaction --no-update
-            composer require --no-update phpunit/phpunit php-http/discovery psr/event-dispatcher
-            echo "::endgroup::"
-            echo "::group::composer update"
-            composer update --no-progress --ansi
-            echo "::endgroup::"
-
-      - name: Cache Psalm
-        uses: actions/cache@v2
-        with:
-          path: pr/.github/psalm/cache/
-          key: psalm-${{ github.base_ref }}
-          restore-keys: psalm-
 
       - name: Psalm
         run: |
-          cd pr
+          ./vendor/bin/psalm.phar --output-format=github --no-progress
-          ./psalm.phar --version
-          ./psalm.phar --output-format=github --no-progress

.github/workflows/tests.yml

@@ -1,190 +1,193 @@
 name: Tests
 
 on:
-    push:
+  push:
-    pull_request:
+  pull_request:
+
+defaults:
+  run:
+    shell: bash
 
 jobs:
+  integration:
+    name: Integration
+    runs-on: ubuntu-latest
 
-    integration:
+    strategy:
-        name: Integration
+      matrix:
-        runs-on: ubuntu-latest
+        php: ['7.2', '7.4']
 
-        strategy:
+    services:
-            matrix:
+      postgres:
-                php: ['7.2', '7.4']
+        image: postgres:9.6-alpine
+        ports:
+          - 5432:5432
+        env:
+          POSTGRES_PASSWORD: 'password'
+      ldap:
+        image: bitnami/openldap
+        ports:
+          - 3389:3389
+        env:
+          LDAP_ADMIN_USERNAME: admin
+          LDAP_ADMIN_PASSWORD: symfony
+          LDAP_ROOT: dc=symfony,dc=com
+          LDAP_PORT_NUMBER: 3389
+          LDAP_USERS: a
+          LDAP_PASSWORDS: a
+      redis:
+        image: redis:6.0.0
+        ports:
+          - 6379:6379
+      redis-cluster:
+        image: grokzen/redis-cluster:5.0.4
+        ports:
+          - 7000:7000
+          - 7001:7001
+          - 7002:7002
+          - 7003:7003
+          - 7004:7004
+          - 7005:7005
+          - 7006:7006
+        env:
+          STANDALONE: 1
+      redis-sentinel:
+        image: bitnami/redis-sentinel:6.0
+        ports:
+          - 26379:26379
+        env:
+          REDIS_MASTER_HOST: redis
+          REDIS_MASTER_SET: redis_sentinel
+          REDIS_SENTINEL_QUORUM: 1
+      memcached:
+        image: memcached:1.6.5
+        ports:
+          - 11211:11211
+      rabbitmq:
+        image: rabbitmq:3.8.3
+        ports:
+          - 5672:5672
+      mongodb:
+        image: mongo
+        ports:
+          - 27017:27017
+      couchbase:
+        image: couchbase:6.5.1
+        ports:
+          - 8091:8091
+          - 8092:8092
+          - 8093:8093
+          - 8094:8094
+          - 11210:11210
+      sqs:
+        image: asyncaws/testing-sqs
+        ports:
+          - 9494:9494
+      zookeeper:
+        image: wurstmeister/zookeeper:3.4.6
+      kafka:
+        image: wurstmeister/kafka:2.12-2.4.1
+        ports:
+          - 9092:9092
+        env:
+          KAFKA_AUTO_CREATE_TOPICS_ENABLE: false
+          KAFKA_CREATE_TOPICS: 'test-topic:1:1:compact'
+          KAFKA_ADVERTISED_HOST_NAME: 127.0.0.1
+          KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
+          KAFKA_ADVERTISED_PORT: 9092
 
-        services:
+    steps:
-            postgres:
+      - name: Checkout
-                image: postgres:9.6-alpine
+        uses: actions/checkout@v2
-                ports:
-                    - 5432:5432
-                env:
-                    POSTGRES_PASSWORD: 'password'
-            ldap:
-                image: bitnami/openldap
-                ports:
-                    - 3389:3389
-                env:
-                    LDAP_ADMIN_USERNAME: admin
-                    LDAP_ADMIN_PASSWORD: symfony
-                    LDAP_ROOT: dc=symfony,dc=com
-                    LDAP_PORT_NUMBER: 3389
-                    LDAP_USERS: a
-                    LDAP_PASSWORDS: a
-            redis:
-                image: redis:6.0.0
-                ports:
-                    - 6379:6379
-            redis-cluster:
-                image: grokzen/redis-cluster:5.0.4
-                ports:
-                    - 7000:7000
-                    - 7001:7001
-                    - 7002:7002
-                    - 7003:7003
-                    - 7004:7004
-                    - 7005:7005
-                    - 7006:7006
-                env:
-                    STANDALONE: 1
-            redis-sentinel:
-                image: bitnami/redis-sentinel:6.0
-                ports:
-                    - 26379:26379
-                env:
-                    REDIS_MASTER_HOST: redis
-                    REDIS_MASTER_SET: redis_sentinel
-                    REDIS_SENTINEL_QUORUM: 1
-            memcached:
-                image: memcached:1.6.5
-                ports:
-                    - 11211:11211
-            rabbitmq:
-                image: rabbitmq:3.8.3
-                ports:
-                    - 5672:5672
-            mongodb:
-                image: mongo
-                ports:
-                    - 27017:27017
-            couchbase:
-                image: couchbase:6.5.1
-                ports:
-                    - 8091:8091
-                    - 8092:8092
-                    - 8093:8093
-                    - 8094:8094
-                    - 11210:11210
-            sqs:
-                image: asyncaws/testing-sqs
-                ports:
-                    - 9494:9494
-            zookeeper:
-                image: wurstmeister/zookeeper:3.4.6
-            kafka:
-                image: wurstmeister/kafka:2.12-2.4.1
-                ports:
-                    - 9092:9092
-                env:
-                    KAFKA_AUTO_CREATE_TOPICS_ENABLE: false
-                    KAFKA_CREATE_TOPICS: 'test-topic:1:1:compact'
-                    KAFKA_ADVERTISED_HOST_NAME: 127.0.0.1
-                    KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
-                    KAFKA_ADVERTISED_PORT: 9092
 
-        steps:
+      - name: Install system dependencies
-            -   name: Checkout
+        run: |
-                uses: actions/checkout@v2
+          echo "::group::apt-get update"
+          sudo apt-get update
+          echo "::endgroup::"
 
-            -   name: Install system dependencies
+          echo "::group::install tools & libraries"
-                run: |
+          sudo apt-get install librdkafka-dev
-                    echo "::group::apt-get update"
+          echo "::endgroup::"
-                    sudo apt-get update
-                    echo "::endgroup::"
 
-                    echo "::group::install tools & libraries"
+      - name: Configure Couchbase
-                    sudo apt-get install librdkafka-dev
+        run: |
-                    echo "::endgroup::"
+          curl -s -u 'username=Administrator&password=111111' -X POST http://localhost:8091/node/controller/setupServices -d 'services=kv%2Cn1ql%2Cindex%2Cfts'
+          curl -s -X POST http://localhost:8091/settings/web -d 'username=Administrator&password=111111&port=SAME'
+          curl -s -u Administrator:111111 -X POST http://localhost:8091/pools/default/buckets -d 'ramQuotaMB=100&bucketType=ephemeral&name=cache'
+          curl -s -u Administrator:111111 -X POST  http://localhost:8091/pools/default -d 'memoryQuota=256'
 
-            -   name: Configure Couchbase
+      - name: Setup PHP
-                run: |
+        uses: shivammathur/setup-php@v2
-                    curl -s -u 'username=Administrator&password=111111' -X POST http://localhost:8091/node/controller/setupServices -d 'services=kv%2Cn1ql%2Cindex%2Cfts'
+        with:
-                    curl -s -X POST http://localhost:8091/settings/web -d 'username=Administrator&password=111111&port=SAME'
+          coverage: "none"
-                    curl -s -u Administrator:111111 -X POST http://localhost:8091/pools/default/buckets -d 'ramQuotaMB=100&bucketType=ephemeral&name=cache'
+          extensions: "json,couchbase,memcached,mongodb,redis,rdkafka,xsl,ldap"
-                    curl -s -u Administrator:111111 -X POST  http://localhost:8091/pools/default -d 'memoryQuota=256'
+          ini-values: "memory_limit=-1"
+          php-version: "${{ matrix.php }}"
+          tools: pecl
 
-            -   name: Setup PHP
+      - name: Display versions
-                uses: shivammathur/setup-php@v2
+        run: |
-                with:
+          php -r 'foreach (get_loaded_extensions() as $extension) echo $extension . " " . phpversion($extension) . PHP_EOL;'
-                    coverage: "none"
+          php -i
-                    extensions: "json,couchbase,memcached,mongodb,redis,rdkafka,xsl,ldap"
-                    ini-values: "memory_limit=-1"
-                    php-version: "${{ matrix.php }}"
-                    tools: pecl
 
-            -   name: Display versions
+      - name: Load fixtures
-                run: |
+        uses: docker://bitnami/openldap
-                    php -r 'foreach (get_loaded_extensions() as $extension) echo $extension . " " . phpversion($extension) . PHP_EOL;'
+        with:
-                    php -i
+          entrypoint: /bin/bash
+          args: -c "(/opt/bitnami/openldap/bin/ldapwhoami -h localhost:3389 -D cn=admin,dc=symfony,dc=com -w symfony||sleep 5) && /opt/bitnami/openldap/bin/ldapadd -h ldap:3389 -D cn=admin,dc=symfony,dc=com -w symfony -f src/Symfony/Component/Ldap/Tests/Fixtures/data/fixtures.ldif && /opt/bitnami/openldap/bin/ldapdelete -h ldap:3389 -D cn=admin,dc=symfony,dc=com -w symfony cn=a,ou=users,dc=symfony,dc=com"
 
-            -   name: Load fixtures
+      - name: Configure composer
-                uses: docker://bitnami/openldap
+        run: |
-                with:
+          COMPOSER_HOME="$(composer config home)"
-                  entrypoint: /bin/bash
+          composer self-update
-                  args: -c "(/opt/bitnami/openldap/bin/ldapwhoami -h localhost:3389 -D cn=admin,dc=symfony,dc=com -w symfony||sleep 5) && /opt/bitnami/openldap/bin/ldapadd -h ldap:3389 -D cn=admin,dc=symfony,dc=com -w symfony -f src/Symfony/Component/Ldap/Tests/Fixtures/data/fixtures.ldif && /opt/bitnami/openldap/bin/ldapdelete -h ldap:3389 -D cn=admin,dc=symfony,dc=com -w symfony cn=a,ou=users,dc=symfony,dc=com"
+          ([ -d "$COMPOSER_HOME" ] || mkdir "$COMPOSER_HOME") && cp .github/composer-config.json "$COMPOSER_HOME/config.json"
+          echo "COMPOSER_ROOT_VERSION=$(grep -m1 SYMFONY_VERSION .travis.yml | grep -o '[0-9.x]*').x-dev" >> $GITHUB_ENV
 
-            -   name: Configure composer
+      - name: Determine composer cache directory
-                run: |
+        id: composer-cache
-                    COMPOSER_HOME="$(composer config home)"
+        run: echo "::set-output name=directory::$(composer config cache-dir)"
-                    composer self-update
-                    ([ -d "$COMPOSER_HOME" ] || mkdir "$COMPOSER_HOME") && cp .github/composer-config.json "$COMPOSER_HOME/config.json"
-                    echo "COMPOSER_ROOT_VERSION=$(grep -m1 SYMFONY_VERSION .travis.yml | grep -o '[0-9.x]*').x-dev" >> $GITHUB_ENV
 
-            -   name: Determine composer cache directory
+      - name: Cache composer dependencies
-                id: composer-cache
+        uses: actions/cache@v1
-                run: echo "::set-output name=directory::$(composer config cache-dir)"
+        with:
+          path: ${{ steps.composer-cache.outputs.directory }}
+          key: ${{ matrix.php }}-composer-${{ hashFiles('**/composer.lock') }}
+          restore-keys: ${{ matrix.php }}-composer-
 
-            -   name: Cache composer dependencies
+      - name: Install dependencies
-                uses: actions/cache@v1
+        run: |
-                with:
+          echo "::group::composer update"
-                    path: ${{ steps.composer-cache.outputs.directory }}
+          composer require --dev --no-update mongodb/mongodb:@stable
-                    key: ${{ matrix.php }}-composer-${{ hashFiles('**/composer.lock') }}
+          composer update --no-progress --ansi
-                    restore-keys: ${{ matrix.php }}-composer-
+          echo "::endgroup::"
+          echo "::group::install phpunit"
+          ./phpunit install
+          echo "::endgroup::"
 
-            -   name: Install dependencies
+      - name: Run tests
-                run: |
+        run: ./phpunit --group integration -v
-                    echo "::group::composer update"
+        env:
-                    composer require --dev --no-update mongodb/mongodb:@stable
+          REDIS_HOST: localhost
-                    composer update --no-progress --ansi
+          REDIS_CLUSTER_HOSTS: 'localhost:7000 localhost:7001 localhost:7002 localhost:7003 localhost:7004 localhost:7005'
-                    echo "::endgroup::"
+          REDIS_SENTINEL_HOSTS: 'localhost:26379'
-                    echo "::group::install phpunit"
+          REDIS_SENTINEL_SERVICE: redis_sentinel
-                    ./phpunit install
+          MESSENGER_REDIS_DSN: redis://127.0.0.1:7006/messages
-                    echo "::endgroup::"
+          MESSENGER_AMQP_DSN: amqp://localhost/%2f/messages
+          MESSENGER_SQS_DSN: "sqs://localhost:9494/messages?sslmode=disable&poll_timeout=0.01"
+          MESSENGER_SQS_FIFO_QUEUE_DSN: "sqs://localhost:9494/messages.fifo?sslmode=disable&poll_timeout=0.01"
+          MEMCACHED_HOST: localhost
+          LDAP_HOST: localhost
+          LDAP_PORT: 3389
+          MONGODB_HOST: localhost
+          KAFKA_BROKER: 127.0.0.1:9092
+          POSTGRES_HOST: localhost
 
-            -   name: Run tests
+      - name: Run HTTP push tests
-                run: ./phpunit --group integration -v
+        if: matrix.php == '7.4'
-                env:
+        run: |
-                    REDIS_HOST: localhost
+          [ -d .phpunit ] && mv .phpunit .phpunit.bak
-                    REDIS_CLUSTER_HOSTS: 'localhost:7000 localhost:7001 localhost:7002 localhost:7003 localhost:7004 localhost:7005'
+          wget -q https://github.com/symfony/binary-utils/releases/download/v0.1/vulcain_0.1.3_Linux_x86_64.tar.gz -O - | tar xz && mv vulcain /usr/local/bin
-                    REDIS_SENTINEL_HOSTS: 'localhost:26379'
+          docker run --rm -e COMPOSER_ROOT_VERSION -v $(pwd):/app -v $(which composer):/usr/local/bin/composer -v /usr/local/bin/vulcain:/usr/local/bin/vulcain -w /app php:7.4-alpine ./phpunit src/Symfony/Component/HttpClient/Tests/CurlHttpClientTest.php --filter testHttp2Push
-                    REDIS_SENTINEL_SERVICE: redis_sentinel
+          sudo rm -rf .phpunit
-                    MESSENGER_REDIS_DSN: redis://127.0.0.1:7006/messages
+          [ -d .phpunit.bak ] && mv .phpunit.bak .phpunit
-                    MESSENGER_AMQP_DSN: amqp://localhost/%2f/messages
-                    MESSENGER_SQS_DSN: "sqs://localhost:9494/messages?sslmode=disable&poll_timeout=0.01"
-                    MESSENGER_SQS_FIFO_QUEUE_DSN: "sqs://localhost:9494/messages.fifo?sslmode=disable&poll_timeout=0.01"
-                    MEMCACHED_HOST: localhost
-                    LDAP_HOST: localhost
-                    LDAP_PORT: 3389
-                    MONGODB_HOST: localhost
-                    KAFKA_BROKER: 127.0.0.1:9092
-                    POSTGRES_HOST: localhost
-
-            -   name: Run HTTP push tests
-                if: matrix.php == '7.4'
-                run: |
-                    [ -d .phpunit ] && mv .phpunit .phpunit.bak
-                    wget -q https://github.com/symfony/binary-utils/releases/download/v0.1/vulcain_0.1.3_Linux_x86_64.tar.gz -O - | tar xz && mv vulcain /usr/local/bin
-                    docker run --rm -e COMPOSER_ROOT_VERSION -v $(pwd):/app -v $(which composer):/usr/local/bin/composer -v /usr/local/bin/vulcain:/usr/local/bin/vulcain -w /app php:7.4-alpine ./phpunit src/Symfony/Component/HttpClient/Tests/CurlHttpClientTest.php --filter testHttp2Push
-                    sudo rm -rf .phpunit
-                    [ -d .phpunit.bak ] && mv .phpunit.bak .phpunit

src/Symfony/Component/Cache/Adapter/RedisTagAwareAdapter.php

@@ -13,6 +13,7 @@ namespace Symfony\Component\Cache\Adapter;
 
 use Predis\Connection\Aggregate\ClusterInterface;
 use Predis\Connection\Aggregate\PredisCluster;
+use Predis\Connection\Aggregate\ReplicationInterface;
 use Predis\Response\Status;
 use Symfony\Component\Cache\Exception\InvalidArgumentException;
 use Symfony\Component\Cache\Exception\LogicException;
@@ -282,7 +283,14 @@ EOLUA;
             return $this->redisEvictionPolicy;
         }
 
-        foreach ($this->getHosts() as $host) {
+        $hosts = $this->getHosts();
+        $host = reset($hosts);
+        if ($host instanceof \Predis\Client && $host->getConnection() instanceof ReplicationInterface) {
+            // Predis supports info command only on the master in replication environments
+            $hosts = [$host->getClientFor('master')];
+        }
+
+        foreach ($hosts as $host) {
             $info = $host->info('Memory');
             $info = $info['Memory'] ?? $info;
 

src/Symfony/Component/Cache/Traits/RedisTrait.php

@@ -14,6 +14,7 @@ namespace Symfony\Component\Cache\Traits;
 use Predis\Command\Redis\UNLINK;
 use Predis\Connection\Aggregate\ClusterInterface;
 use Predis\Connection\Aggregate\RedisCluster;
+use Predis\Connection\Aggregate\ReplicationInterface;
 use Predis\Response\Status;
 use Symfony\Component\Cache\Exception\CacheException;
 use Symfony\Component\Cache\Exception\InvalidArgumentException;
@@ -368,7 +369,14 @@ trait RedisTrait
             $evalArgs = [[$namespace], 0];
         }
 
-        foreach ($this->getHosts() as $host) {
+        $hosts = $this->getHosts();
+        $host = reset($hosts);
+        if ($host instanceof \Predis\Client && $host->getConnection() instanceof ReplicationInterface) {
+            // Predis supports info command only on the master in replication environments
+            $hosts = [$host->getClientFor('master')];
+        }
+
+        foreach ($hosts as $host) {
             if (!isset($namespace[0])) {
                 $cleared = $host->flushDb() && $cleared;
                 continue;