{"id":46133669,"url":"https://github.com/eosfor/sb-sort-function","last_synced_at":"2026-03-02T04:20:10.961Z","repository":{"id":336965009,"uuid":"1151233047","full_name":"eosfor/sb-sort-function","owner":"eosfor","description":null,"archived":false,"fork":false,"pushed_at":"2026-02-07T06:42:03.000Z","size":22,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":0,"default_branch":"main","last_synced_at":"2026-02-07T13:05:13.293Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"C#","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/eosfor.png","metadata":{"files":{"readme":"README.en.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2026-02-06T08:00:45.000Z","updated_at":"2026-02-07T03:47:40.000Z","dependencies_parsed_at":null,"dependency_job_id":null,"html_url":"https://github.com/eosfor/sb-sort-function","commit_stats":null,"previous_names":["eosfor/sb-sort-function"],"tags_count":null,"template":false,"template_full_name":null,"purl":"pkg:github/eosfor/sb-sort-function","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eosfor%2Fsb-sort-function","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eosfor%2Fsb-sort-function/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eosfor%2Fsb-sort-function/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eosfor%2Fsb-sort-function/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/eosfor","download_url":"https://codeload.github.com/eosfor/sb-sort-function/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eosfor%2Fsb-sort-function/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":29992287,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-03-02T01:47:34.672Z","status":"online","status_checked_at":"2026-03-02T02:00:07.342Z","response_time":60,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2026-03-02T04:20:10.343Z","updated_at":"2026-03-02T04:20:10.953Z","avatar_url":"https://github.com/eosfor.png","language":"C#","funding_links":[],"categories":[],"sub_categories":[],"readme":"# sb-sort-function (English)\n\n## Purpose\nAzure Functions v4 (isolated, .NET 8) that reads session-enabled messages from `NO_SESSION/STATE_SUB`, reorders them by `sessionId` + `order`, and forwards the ordered stream to `ORDERED_TOPIC/SESS_SUB` (session-enabled). Ordering state is stored as session state on the same input subscription `NO_SESSION/STATE_SUB`. Supports emulator, Standard, and Premium namespaces.\n\n## Key design choices\n- Background worker (not `ServiceBusTrigger`) accepts sessions via `AcceptNextSessionAsync` on `NO_SESSION/STATE_SUB`; this first client call anchors the send-via entity.\n- One Service Bus client; `EnableCrossEntityTransactions` is driven by `ServiceBus:UseTransactions`/`ServiceBusUseTransactions` (ignored for emulator).\n- TransactionScope covers clone→send→complete **and** session-state save; state is stored on `NO_SESSION/STATE_SUB`, so the whole workflow is in one transaction when enabled.\n- Rationale (SDK behavior): “Enable cross entity transaction... the first entity that an operation occurs on becomes the entity through which all subsequent sends will be routed through ('send-via' entity)...” (source: [ServiceBusClientBuilder](https://learn.microsoft.com/en-us/java/api/com.azure.messaging.servicebus.servicebusclientbuilder?view=azure-java-stable)).\n\n## Paths\n- Function code: `src/`\n- Tests: `tests/`\n- Emulator config: `emulator/config.json`, compose: `emulator/docker-compose.sbus.yml`\n\n## Flow (mermaid)\n```mermaid\nflowchart LR\n    subgraph InputTopic[\"NO_SESSION\"]\n        INSTATE[\"STATE_SUB (sessions)\"]\n    end\n    subgraph Worker[\"ReorderWorker (AcceptNextSession)\"]\n        RECV[\"Receive \u0026 lock session\"]\n        ORDER[\"Reorder \u0026 manage state\"]\n        STATE[\"Session state save\"]\n    end\n    subgraph OrderedTopic[\"ORDERED_TOPIC\"]\n        OUT[\"SESS_SUB (sessions)\"]\n    end\n    INSTATE -- receive (first op = via anchor) --\u003e RECV\n    RECV --\u003e ORDER\n    ORDER --\u003e |\"send (txn)\"| OUT\n    ORDER --\u003e |\"complete (txn)\"| INSTATE\n    ORDER --\u003e |\"set state (txn)\"| STATE\n```\n\n## Configuration\n- Set `ServiceBusConnection` before running tests or the worker; otherwise tests are skipped (emulator is optional).\n- Optional: `ServiceBusUseTransactions=true` to enable TransactionScope on Premium.\n`src/local.settings.json` example:\n```json\n{\n  \"Values\": {\n    \"AzureWebJobsStorage\": \"UseDevelopmentStorage=true\",\n    \"FUNCTIONS_WORKER_RUNTIME\": \"dotnet-isolated\",\n    \"ServiceBusConnection\": \"Endpoint=sb://localhost;SharedAccessKeyName=RootManageSharedAccessKey;SharedAccessKey=\u003cemulator-key\u003e;UseDevelopmentEmulator=true;\",\n    \"FUNCTIONS_WORKER_PROCESS_COUNT\": \"1\",\n    \"ServiceBus:UseTransactions\": \"false\"\n  }\n}\n```\nIf running inside a container and `localhost` is not reachable, use `host.docker.internal`.\n\n## Emulator\n```bash\ncd emulator/\ndocker compose -f docker-compose.sbus.yml up -d\ndocker compose -f docker-compose.sbus.yml ps\n# stop/clean:\ndocker compose -f docker-compose.sbus.yml down -v\n```\nIf the emulator SQL container fails to start, ensure env vars are provided (defaults are baked into compose): `SQL_PASSWORD=LocalEmulatorSql123!`, `ACCEPT_EULA=Y`.\n\nThe emulator web port publishes to `5300` (internal `5300`). Prefer another? Adjust `EMULATOR_HTTP_PORT` and the port mapping in `emulator/docker-compose.sbus.yml`.\n\nDevcontainer no longer depends on the emulator network; access the emulator from inside the container via `host.docker.internal` (added in `runArgs`).\n\nConnection strings (emulator):\n- Host OS: `Endpoint=sb://localhost;SharedAccessKeyName=RootManageSharedAccessKey;SharedAccessKey=LocalEmulatorKey123!;UseDevelopmentEmulator=true;`\n- From devcontainer: `Endpoint=sb://host.docker.internal;SharedAccessKeyName=RootManageSharedAccessKey;SharedAccessKey=LocalEmulatorKey123!;UseDevelopmentEmulator=true;`\n\n## Run the function locally\n```bash\ncd src/\nPATH=$HOME/.dotnet:$PATH func start\n```\nIf storage is needed, start Azurite:\n```bash\ndocker run -d --name azurite -p 10000:10000 -p 10001:10001 -p 10002:10002 mcr.microsoft.com/azure-storage/azurite\n```\n\n## Integration tests\nProject: `tests/SbReorder.Tests`.\nProvide `ServiceBusConnection`; if absent, tests are skipped. `ServiceBusUseTransactions` enables tx on Premium.\n\n- Emulator (transactions off):\n```bash\nPATH=$HOME/.dotnet:$PATH ServiceBusUseTransactions=false \\\nServiceBusConnection=\"$YOUR_CONNECTION\" \\\ndotnet test tests/SbReorder.Tests\n```\n\n- Standard namespace:\n```bash\nPATH=$HOME/.dotnet:$PATH ServiceBusUseTransactions=false \\\nServiceBusConnection=\"$YOUR_CONNECTION\" \\\ndotnet test tests/SbReorder.Tests\n```\n\n- Premium namespace (transactions on):\n```bash\nPATH=$HOME/.dotnet:$PATH ServiceBusUseTransactions=true \\\nServiceBusConnection=\"$YOUR_CONNECTION\" \\\ndotnet test tests/SbReorder.Tests\n```\n\nLatest results:\n- Emulator (UseTransactions=false): PASS\n- Standard (UseTransactions=false): PASS\n- Premium (`UseTransactions=true`): PASS (transaction wraps only send+complete; session state is committed separately)\n\n## Behavior\n- order \u003c expected → DLQ input message (in `NO_SESSION/STATE_SUB` DLQ).\n- order \u003e expected → defer input and record in session state on `NO_SESSION/STATE_SUB`; state save is outside the transaction.\n- order == expected → send to `ORDERED_TOPIC/SESS_SUB`, complete input, then drain deferred in order.\n\n```mermaid\nflowchart TD\n    START[Receive msg] --\u003e PARSE[Read sessionId/order]\n    PARSE --\u003e LOAD[Load session state]\n    LOAD --\u003e FIRST{state.LastSeen == 0?}\n    FIRST --\u003e|yes| INIT[Send+complete; state=order]\n    FIRST --\u003e|no| EXPECT[expected = lastSeen+1]\n    EXPECT --\u003e MATCH{order == expected?}\n    MATCH --\u003e|yes| INORDER[Send+complete; drain deferred; lastSeen=order; save state]\n    MATCH --\u003e|no| SMALL{order \u003c expected?}\n    SMALL --\u003e|yes| DLQ[Dead-letter]\n    SMALL --\u003e|no| DEFER[Defer msg; add to deferred; save state]\n    INIT --\u003e END\n    INORDER --\u003e END\n    DLQ --\u003e END\n    DEFER --\u003e END\n```\n\n## Devcontainer tools\n- .NET SDK 8.0.417 (`global.json`)\n- Azure Functions Core Tools v4 (LTS)\n- git, pwsh\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Feosfor%2Fsb-sort-function","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Feosfor%2Fsb-sort-function","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Feosfor%2Fsb-sort-function/lists"}