{"id":16868387,"url":"https://github.com/chen-keinan/go-opa-validate","last_synced_at":"2025-04-11T10:33:24.312Z","repository":{"id":38028696,"uuid":"412879784","full_name":"chen-keinan/go-opa-validate","owner":"chen-keinan","description":"go-opa-validate is an open-source lib that evaluates OPA (open policy agent) policy against JSON or YAML 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Report Card](https://goreportcard.com/badge/github.com/chen-keinan/opa-policy-validate)](https://goreportcard.com/report/github.com/chen-keinan/opa-policy-validate)\n[![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://github.com/chen-keinan/go-command-eval/blob/master/LICENSE)\n\u003cimg src=\"./pkg/img/coverage_badge.png\" alt=\"test coverage badge\"\u003e\n[![Gitter](https://badges.gitter.im/beacon-sec/community.svg)](https://gitter.im/beacon-sec/community?utm_source=badge\u0026utm_medium=badge\u0026utm_campaign=pr-badge)\n\u003cbr\u003e\u003cimg src=\"./pkg/img/opa_img_gopher.png\" width=\"300\" alt=\"opa_val logo\"\u003e\u003cbr\u003e\n\n# go-opa-validate\n\ngo-opa-validate is an open-source lib that evaluates OPA (open policy agent) policy against JSON or YAML data.\n\n* [Installation](#installation)\n* [Usage](#usage)\n* [Contribution](#Contribution)\n\n\n## Installation\n\n```shell\ngo install github.com/chen-keinan/go-opa-validate\n```\n\n## Usage \n#### (support json and yaml formats)\n#### json data example: data.json\n```json\n{\n  \"kind\": \"AdmissionReview\",\n  \"request\": {\n    \"kind\": {\n      \"kind\": \"Pod\",\n      \"version\": \"v1\"\n    },\n    \"object\": {\n      \"metadata\": {\n        \"name\": \"myapp\"\n      },\n      \"spec\": {\n        \"containers\": [\n          {\n            \"image\": \"hooli.com/mysql\",\n            \"name\": \"mysql-backend\"\n          }\n        ]\n      }\n    }\n  }\n}\n```\n#### OPA policy example : denyPolicy\n\n```shell\npackage example\ndefault deny = false\ndeny {\n\tsome i\n\tinput.request.kind.kind == \"Pod\"\n\timage := input.request.object.spec.containers[i].image\n\tnot startswith(image, \"hooli.com/\")\n}\n```\n\nFull code example\n\n```go\npackage main\n\nimport (\n\t\"fmt\"\n\t\"github.com/chen-keinan/go-opa-validate/validator\"\n\t\"io/ioutil\"\n\t\"os\"\n)\n\n\nfunc main() {\n\tdata, err := ioutil.ReadFile(\"./example/data.json\")\n\tif err != nil {\n\t\tfmt.Println(err)\n\t\tos.Exit(1)\n\t}\n\tpolicy, err := ioutil.ReadFile(\"./example/denyPolicy\")\n\tif err != nil {\n\t\tfmt.Println(err)\n\t\tos.Exit(1)\n\t}\n\tvalidateResult, err := validator.NewPolicyEval().EvaluatePolicy([]string{\"deny\"}, string(policy), string(data))\n\tif err != nil {\n\t\tfmt.Println(err)\n\t\tos.Exit(1)\n\t}\n\tif len(validateResult) \u003e 0 {\n\t\tfmt.Println(fmt.Sprintf(\"eval result for property %v with value %v\",validateResult[0].ExpressionValue[0].Text ,validateResult[0].ExpressionValue[0].Value))\n\t}\n}\n```\n\n\n## Contribution\ncode contribution is welcome !\ncontribution with passing tests and linter is more than welcome :)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchen-keinan%2Fgo-opa-validate","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fchen-keinan%2Fgo-opa-validate","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchen-keinan%2Fgo-opa-validate/lists"}