* ring_hash: don't recreate ring when individual subchannel states change
* client_channel: remove synchronous subchannel connectivity state API
* change subchannel list to automatically start watching all subchannels
* use a separate loop to start watches, so list size is logged correctly
* fix RR to re-resolve on IDLE again
* fix ring_hash to delay promoting new subchannel list
* fix pick_first to wait for all subchannels to report state
* clean up SubchannelList API
* fix unused argument error
* fix another unused argument error
* clang-format
* fix RR to not re-resolve on initial IDLE state
* also don't re-resolve in initial TF state; same for ring_hash
* clang-format
* change RR and PF to initially report CONNECTING, and add second loop to priority policy
* simplify priority logic a bit
* fix grpclb to drop ref to stats object even if the subchannel call is never started
* fix memory leak in ring_hash
* fix tsan failure in grpclb code
* iwyu
* add missing BUILD deps
* update outlier_detection policy
* fix test
* fix pick_first to not report TF prematurely due to subchannel sharing
* fix test to not depend on timing
* server: add method to expose authority seen by server
* Automated change: Fix sanity tests
Co-authored-by: markdroth <markdroth@users.noreply.github.com>
* implement UniqueTypeName API
* convert security code to use UniqueTypeName
* change subchannel data producer API to use UniqueTypeName
* sanitize
* add missing build dep
* fix credentials_test
* fix certificate_provider_store_test
* fix tls_security_connector_test
* attempt to fix windows build
* avoid unnecessary allocation
* work around MSVC 2017 bug
* sanity
* change factory to not be templated
* fix sanity
* fix bug in chttp2 connector that used server creds instead of channel creds
* add missing build dep
* simplify API
* Initial skeleton for outlier detection
* fixing code review comments (modifying child policy)
* Skeleton and all tests passing except for 1
* small code review comments fix
* Adding the parsing of the policy in cds and put it in discovery
mechansim json format
* Parsing outlier detection json policy from parent
* Adding parsing of the updates
* Added Subchannel wrapper and watcher wrapper: and all states pass
through and all tests still pass
* added framework to do eject and uneject
* fixing code review comments
* restore a test
* fixing code review comments
* taking care of code review comments
* removing debug code and rebuild build files
* fixing according to code review comments
* fixing code review comments
* Adding address to subchannel map
* addressing code review comments
* adding call counter
* Refcount SubchannelState (in the map) and store them in Subcahnnel Wrapper
* fixing counterss
* Call counter and tracker skleton added
* Call counter
* addressing code review comments
* addressing code review comments
* Added CallCounter and timer
* fixing sanity; but more importantly: taking out timer temporarly as it
was causing test failures.
* sanity
* fixing according to code review comments
* addressing code review comments
* all algorithms implemented
* addressing code review comment about starting the timer
* protect private vars
* small fix
* Added one more corner case
* fixing EjectionTimer
* Fixing according to code review suggestions.
* fixing according to code reveiw comments
* taking care of code review comments
* fixing sanity issues
* Adding proto to tests
* First test
* Fixing according to code review comments
* Tests all working now
* fixing a crash
* fixing build files
* fixing sanity
* sanity
* Simplifying tests
* merge and update
* format
* sanity and format
* Fixing asan error
* fixing parsing logic and error handling
* 6 more tests done
* Added verifying unejection to tests
* Added all the tests
* fixing according to code review comments
* fixing asan and ubsan
* Fixing tests according to code review comments
* Added both algorithm tests
* added percentage enforcement tests
* fixing tsan error
* keeping debug, but fix warning
* remove debugs
* fixing IWYU and build errors after
* test comments change only but very important
* fixing code review comments
* one more refactorying of util function
* Removed debugs and added one more helper method
* one more logic fix
* Fixing last bit of code review comments and added disable tests
* fixing code review comments
* fixing IWYU
* sanity format
* protecting the feature with environment var:
registering policy and generating policy
* added a todo according to code review comments
* fixing a clang finding at import time
* build fix after synching to latest
* subchannel: report IDLE upon existing connection failure and after backoff interval
* rename AttemptToConnect() to RequestConnection()
* clang-format
* fix unused parameter warning
* fix subchannel to handle either TF or SHUTDOWN from transport
* fix handling of ConnectedSubchannel failure
* pass status up in IDLE state to communicate keepalive info
* update comment
* split pick_first and round_robin tests into their own test suites
* improve log message
* add test
* clang-format
* appease clang-tidy
* fix test to do a poor man's graceful shutdown to avoid spurious RPC failures
* simplify round_robin logic and fix test flakes
* fix grpclb bug
* WIP: add OOB backend metric API for LB policies
* fix some includes
* minor fixes
* picking this up again...
* more WIP
* health checking: cancel stream if response message fails to parse
* basic structure in place, but still have synchronization issues to address
* ORCA: implement ORCA RPC service for OOB backend metric reporting
* fix unused parameter error
* gen_upb_api
* add missing build deps
* increase test timing fudge factor
* add missing copyright header
* fix build and locking problems
* clang-format
* document API
* buildifier
* add test, but doesn't build yet
* new test working, but broke existing test, and need to fix server API
* don't register as a generic service
* update test for new orca service registration API
* fix build
* sanitize
* report interval defaults to min interval
* add channel trace event on UNIMPLEMENTED
* don't regenerate the response proto unless something changed
* add missing build dep
* fix comment
* move some code around
* remove num_backends parameter from XdsEnd2endTest
* remove use_xds_enabled_server param from XdsEnd2endTest
* remove xds_resource_does_not_exist_timeout_ms param from XdsEnd2endTest
* remove client_load_reporting_interval_seconds param from XdsEnd2endTest
* start moving CreateAndStartBackends() into individual tests
* finish moving CreateAndStartBackends() into individual tests
* remove unused variable
* remove SetEdsResourceWithDelay
* fix test flake
* clang-tidy
* clang-format
* move test framework to its own library
* fix build
* clang-format
* fix windows build
* rename TestType to XdsTestType
* move BackendServiceImpl inside of BackendServerThread
* clang-format
* move AdminServerThread to CSDS test suite
* remove unnecessary deps
* move aggregate and logical_dns cluster tests to their own file
* split aggregate and logical_dns tests into separate suites
* clang-format
* re-add flaky tag
* clang-tidy and remove unnecessary dep