jenkins 无法使用JQ对具有字符串“taskDefinitionArn”的数组进行索引

pdkcd3nj  于 2022-11-21  发布在  Jenkins
关注(0)|答案(1)|浏览(139)
{
  "taskDefinition": {
    "status": "ACTIVE",
    "networkMode": "bridge",
    "family": "decac-DSF-FarmB-BGcore-V7KAEEL71QS8",
    "placementConstraints": [],
    "requiresAttributes": [
      {
        "name": "com.amazonaws.ecs.capability.logging-driver.awslogs"
      },
      {
        "name": "com.amazonaws.ecs.capability.ecr-auth"
      },
      {
        "name": "com.amazonaws.ecs.capability.docker-remote-api.1.19"
      },
      {
        "name": "com.amazonaws.ecs.capability.docker-remote-api.1.17"
      },
      {
        "name": "com.amazonaws.ecs.capability.docker-remote-api.1.28"
      },
      {
        "name": "ecs.capability.container-health-check"
      },
      {
        "name": "com.amazonaws.ecs.capability.docker-remote-api.1.18"
      },
      {
        "name": "com.amazonaws.ecs.capability.docker-remote-api.1.29"
      }
    ],
    "cpu": "8192",
    "compatibilities": [
      "EXTERNAL",
      "EC2"
    ],
    "volumes": [],
    "memory": "12480",
    "requiresCompatibilities": [],
    "taskDefinitionArn": "arn:aws:ecs:ap-south-1:020627:task-definition/decac-DSF-FarmB-BGcore-V7KAEEL71QS8:640",
    "containerDefinitions": [
      {
        "dnsSearchDomains": [],
        "environment": [
          {
            "name": "BG_CONFIGURATION_SERVER_URL",
            "value": "http://internal-BGDSF-FarmB-pp-int-ALB-1301919556.ap-south-1.elb.amazonaws.com"
          },
          {
            "name": "ES_IS_ENABLED_SSL",
            "value": "false"
          },
          {
            "name": "THINKANALYTICS_ENDPOINT",
            "value": ""
          },
          {
            "name": "USE_HTTPS",
            "value": "false"
          },
          {
            "name": "BG_CONFIG_REFRESH_INTERVAL",
            "value": "10000"
          },
          {
            "name": "DECOUPLE_DCQ_ENABLED",
            "value": "true"
          },
          {
            "name": "ES_SSL_CERTIFICATE_PATH",
            "value": ""
          },
          {
            "name": "LOG_LEVEL",
            "value": "info"
          }
        ],
        "systemControls": [],
        "name": "BG-core-FarmB",
        "links": [],
        "mountPoints": [],
        "healthCheck": {
          "retries": 10,
          "interval": 60,
          "command": [
            "CMD-SHELL",
            "/opt/app-root/src/readinessodejs.sh"
          ],
          "startPeriod": 15,
          "timeout": 45
        },
        "image": "020627.dkr.ecr.ap-south-1.amazonaws.com/BG-core:DEE.56.03112022-122711",
        "hostname": "BG-core",
        "essential": true,
        "portMappings": [
          {
            "protocol": "tcp",
            "containerPort": 3000,
            "hostPort": 0
          }
        ],
        "dnsServers": [],
        "dockerSecurityOptions": [],
        "entryPoint": [
          "sh",
          "-c"
        ],
        "ulimits": [
          {
            "softLimit": 51200,
            "name": "nofile",
            "hardLimit": 51200
          }
        ],
        "memory": 12480,
        "logConfiguration": {
          "logDriver": "awslogs",
          "options": {
            "awslogs-region": "ap-south-1",
            "awslogs-stream-prefix": "BG-core-FarmB",
            "awslogs-group": "decacDSF-PP-ECSInfra-KHM9B7BK1HDE-ECSLogGroup-Q2KC9BCLGILN",
            "mode": "non-blocking"
          }
        },
        "command": [
          "/bin/sh -c \"/tmp/scripts/run\""
        ],
        "cpu": 8192,
        "volumesFrom": []
      }
    ],
    "revision": 640
  },
  "tags": []
},

这已经通过使用下面的命令工作过了:
jq 'map(del(.任务定义参数,.修订版,.状态,.要求属性,.兼容性))'
但现在相同的命令开始出现以下错误。
jq:错误(在:139):无法使用字符串“taskDefinitionArn”对数组进行索引
我用的是JQ 1.5版,最近有什么变化吗?
为什么会失败,有人能帮忙吗?
请找到完整的JSON代码和输出,我已经复制在以下link

pod7payv

pod7payv1#

现在问题已经用一个最小的、可重复的例子更新了,答案很简单。程序应该是:

.taskDefinition |= del(.taskDefinitionArn, .revision, .status, .requiresAttributes, .compatibilities)

它会将taskDefinition对象重新指派给本身,并移除所有指定的属性。
map不起作用的原因是map将其内部过滤器应用于数组的所有元素。如果传入一个对象,则过滤器将应用于该对象的所有 * 值 *。

$ jq 'map(.)' <<JSON
{
    "abc":1,
    "xyz":2,
    "more":3
}
JSON
[
  1,
  2,
  3
]

只要你的对象值是对象本身,这就可以工作,但是当你有非对象值时就中断。del只能应用于类型对象的输入。
以下是将破坏基于map的过滤器的最小样本输入:

{
  "object": {},
  "array": []
}

object的值上调用del的工作原理如下:{} | del(.something),但是在array的值上呼叫它将会中断:[] | del(.something) .

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