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Copy pathfluent_bit_init_process_test.go
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fluent_bit_init_process_test.go
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package main
import (
"bytes"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"os"
"testing"
"github.com/aws/aws-sdk-go/service/s3"
"github.com/aws/aws-sdk-go/service/s3/s3manager"
"github.com/stretchr/testify/assert"
)
const s3FileDirectoryPathTest = "fluent-bit-init-s3-files/"
const metadataResponse = (`{"Cluster":"ecs-cluster","TaskARN":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","Family":"code_test_A","Revision":"35","DesiredStatus":"RUNNING","KnownStatus":"RUNNING","PullStartedAt":"2022-07-06T03:06:45.282195951Z","PullStoppedAt":"2022-07-06T03:06:47.089531338Z","AvailabilityZone":"us-west-2a","LaunchType":"EC2","Containers":[{"DockerId":"8c928beb55e3989caf270cee85835e7f199715ffe44e6d54f5aeb68bf79a275c","Name":"log_router","DockerName":"ecs-code_test_A-35-logrouter-fea8e8aecab7ceeacc01","Image":"123456789123.dkr.ecr.us-west-2.amazonaws.com/x_image:latest","ImageID":"sha256:bfdcbace4206be5e917ae71648bbb680d8ddc1cf558e60b8aad1e9e5533233a0","Labels":{"com.amazonaws.ecs.cluster":"ecs-cluster","com.amazonaws.ecs.container-name":"log_router","com.amazonaws.ecs.task-arn":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","com.amazonaws.ecs.task-definition-family":"code_test_A","com.amazonaws.ecs.task-definition-version":"35"},"DesiredStatus":"RUNNING","KnownStatus":"RUNNING","Limits":{"CPU":2,"Memory":0},"CreatedAt":"2022-07-06T03:06:45.425156017Z","StartedAt":"2022-07-06T03:06:46.070292719Z","Type":"NORMAL","Volumes":[{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-session-worker","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/ssm-session-worker"},{"Source":"/var/lib/ecs/deps/execute-command/config/amazon-ssm-agent-ZfC4ex5qAj4jNHNZsam9TbekaQ_EkbnJMsW0hcZEbFI=.json","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/configuration/amazon-ssm-agent.json"},{"Source":"/var/lib/ecs/deps/execute-command/config/seelog-gEZ-TIvHAyOLfMC5wiWRofgDMlDzaCZ6zcswnAoop84=.xml","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/configuration/seelog.xml"},{"Source":"/var/lib/ecs/deps/execute-command/certs/tls-ca-bundle.pem","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/certs/amazon-ssm-agent.crt"},{"Source":"/var/lib/ecs/data/firelens/4ca5a280e68947cd84a8357f0d008fb5/socket","Destination":"/var/run"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/amazon-ssm-agent","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/amazon-ssm-agent"},{"Source":"/var/log/ecs/exec/4ca5a280e68947cd84a8357f0d008fb5/log_router","Destination":"/var/log/amazon/ssm"},{"Source":"/var/lib/ecs/data/firelens/4ca5a280e68947cd84a8357f0d008fb5/config/fluent.conf","Destination":"/fluent-bit/etc/fluent-bit.conf"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-agent-worker","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/ssm-agent-worker"}],"LogDriver":"awslogs","LogOptions":{"awslogs-create-group":"true","awslogs-group":"/ecs/code_test_A","awslogs-region":"us-west-2","awslogs-stream":"ecs/log_router/4ca5a280e68947cd84a8357f0d008fb5"},"ContainerARN":"arn:aws:ecs:us-west-2:123456789123:container/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5/cf2297e2-6204-4132-9d7b-6c1cab4c4f8e","Networks":[{"NetworkMode":"bridge","IPv4Addresses":["172.17.0.2"]}]},{"DockerId":"f2eb74ec6624e8f0ed4763f3c1b5dd6da6fc7810d4df83245fe419f28d34cbf4","Name":"app","DockerName":"ecs-code_test_A-35-app-beacfe98d8fabbc01400","Image":"nginx:latest","ImageID":"sha256:55f4b40fe486a5b734b46bb7bf28f52fa31426bf23be068c8e7b19e58d9b8deb","Labels":{"com.amazonaws.ecs.cluster":"ecs-cluster","com.amazonaws.ecs.container-name":"app","com.amazonaws.ecs.task-arn":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","com.amazonaws.ecs.task-definition-family":"code_test_A","com.amazonaws.ecs.task-definition-version":"35"},"DesiredStatus":"RUNNING","KnownStatus":"RUNNING","Limits":{"CPU":2,"Memory":0},"CreatedAt":"2022-07-06T03:06:47.103306928Z","StartedAt":"2022-07-06T03:06:47.757888246Z","Type":"NORMAL","Volumes":[{"Source":"/var/lib/ecs/deps/execute-command/config/seelog-gEZ-TIvHAyOLfMC5wiWRofgDMlDzaCZ6zcswnAoop84=.xml","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/configuration/seelog.xml"},{"Source":"/var/lib/ecs/deps/execute-command/certs/tls-ca-bundle.pem","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/certs/amazon-ssm-agent.crt"},{"Source":"/var/log/ecs/exec/4ca5a280e68947cd84a8357f0d008fb5/app","Destination":"/var/log/amazon/ssm"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/amazon-ssm-agent","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/amazon-ssm-agent"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-agent-worker","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/ssm-agent-worker"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-session-worker","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/ssm-session-worker"},{"Source":"/var/lib/ecs/deps/execute-command/config/amazon-ssm-agent-ZfC4ex5qAj4jNHNZsam9TbekaQ_EkbnJMsW0hcZEbFI=.json","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/configuration/amazon-ssm-agent.json"}],"LogDriver":"awsfirelens","LogOptions":{"Name":"cloudwatch","auto_create_group":"true","log_group_name":"/aws/ecs/containerinsights/$(ecs_cluster)/app_user","log_stream_name":"$(ecs_task_id)","region":"us-west-2","retry_limit":"2"},"ContainerARN":"arn:aws:ecs:us-west-2:123456789123:container/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5/65feb143-c5a1-4bcf-b524-0953a02524bf","Networks":[{"NetworkMode":"bridge","IPv4Addresses":["172.17.0.3"]}]}]}`)
const metadataResponseClusterARN = (`{"Cluster":"arn:aws:ecs:us-west-2:111122223333:cluster/ecs-cluster","TaskARN":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","Family":"code_test_A","Revision":"35","DesiredStatus":"RUNNING","KnownStatus":"RUNNING","PullStartedAt":"2022-07-06T03:06:45.282195951Z","PullStoppedAt":"2022-07-06T03:06:47.089531338Z","AvailabilityZone":"us-west-2a","LaunchType":"EC2","Containers":[{"DockerId":"8c928beb55e3989caf270cee85835e7f199715ffe44e6d54f5aeb68bf79a275c","Name":"log_router","DockerName":"ecs-code_test_A-35-logrouter-fea8e8aecab7ceeacc01","Image":"123456789123.dkr.ecr.us-west-2.amazonaws.com/x_image:latest","ImageID":"sha256:bfdcbace4206be5e917ae71648bbb680d8ddc1cf558e60b8aad1e9e5533233a0","Labels":{"com.amazonaws.ecs.cluster":"ecs-cluster","com.amazonaws.ecs.container-name":"log_router","com.amazonaws.ecs.task-arn":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","com.amazonaws.ecs.task-definition-family":"code_test_A","com.amazonaws.ecs.task-definition-version":"35"},"DesiredStatus":"RUNNING","KnownStatus":"RUNNING","Limits":{"CPU":2,"Memory":0},"CreatedAt":"2022-07-06T03:06:45.425156017Z","StartedAt":"2022-07-06T03:06:46.070292719Z","Type":"NORMAL","Volumes":[{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-session-worker","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/ssm-session-worker"},{"Source":"/var/lib/ecs/deps/execute-command/config/amazon-ssm-agent-ZfC4ex5qAj4jNHNZsam9TbekaQ_EkbnJMsW0hcZEbFI=.json","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/configuration/amazon-ssm-agent.json"},{"Source":"/var/lib/ecs/deps/execute-command/config/seelog-gEZ-TIvHAyOLfMC5wiWRofgDMlDzaCZ6zcswnAoop84=.xml","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/configuration/seelog.xml"},{"Source":"/var/lib/ecs/deps/execute-command/certs/tls-ca-bundle.pem","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/certs/amazon-ssm-agent.crt"},{"Source":"/var/lib/ecs/data/firelens/4ca5a280e68947cd84a8357f0d008fb5/socket","Destination":"/var/run"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/amazon-ssm-agent","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/amazon-ssm-agent"},{"Source":"/var/log/ecs/exec/4ca5a280e68947cd84a8357f0d008fb5/log_router","Destination":"/var/log/amazon/ssm"},{"Source":"/var/lib/ecs/data/firelens/4ca5a280e68947cd84a8357f0d008fb5/config/fluent.conf","Destination":"/fluent-bit/etc/fluent-bit.conf"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-agent-worker","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/ssm-agent-worker"}],"LogDriver":"awslogs","LogOptions":{"awslogs-create-group":"true","awslogs-group":"/ecs/code_test_A","awslogs-region":"us-west-2","awslogs-stream":"ecs/log_router/4ca5a280e68947cd84a8357f0d008fb5"},"ContainerARN":"arn:aws:ecs:us-west-2:123456789123:container/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5/cf2297e2-6204-4132-9d7b-6c1cab4c4f8e","Networks":[{"NetworkMode":"bridge","IPv4Addresses":["172.17.0.2"]}]},{"DockerId":"f2eb74ec6624e8f0ed4763f3c1b5dd6da6fc7810d4df83245fe419f28d34cbf4","Name":"app","DockerName":"ecs-code_test_A-35-app-beacfe98d8fabbc01400","Image":"nginx:latest","ImageID":"sha256:55f4b40fe486a5b734b46bb7bf28f52fa31426bf23be068c8e7b19e58d9b8deb","Labels":{"com.amazonaws.ecs.cluster":"ecs-cluster","com.amazonaws.ecs.container-name":"app","com.amazonaws.ecs.task-arn":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","com.amazonaws.ecs.task-definition-family":"code_test_A","com.amazonaws.ecs.task-definition-version":"35"},"DesiredStatus":"RUNNING","KnownStatus":"RUNNING","Limits":{"CPU":2,"Memory":0},"CreatedAt":"2022-07-06T03:06:47.103306928Z","StartedAt":"2022-07-06T03:06:47.757888246Z","Type":"NORMAL","Volumes":[{"Source":"/var/lib/ecs/deps/execute-command/config/seelog-gEZ-TIvHAyOLfMC5wiWRofgDMlDzaCZ6zcswnAoop84=.xml","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/configuration/seelog.xml"},{"Source":"/var/lib/ecs/deps/execute-command/certs/tls-ca-bundle.pem","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/certs/amazon-ssm-agent.crt"},{"Source":"/var/log/ecs/exec/4ca5a280e68947cd84a8357f0d008fb5/app","Destination":"/var/log/amazon/ssm"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/amazon-ssm-agent","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/amazon-ssm-agent"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-agent-worker","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/ssm-agent-worker"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-session-worker","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/ssm-session-worker"},{"Source":"/var/lib/ecs/deps/execute-command/config/amazon-ssm-agent-ZfC4ex5qAj4jNHNZsam9TbekaQ_EkbnJMsW0hcZEbFI=.json","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/configuration/amazon-ssm-agent.json"}],"LogDriver":"awsfirelens","LogOptions":{"Name":"cloudwatch","auto_create_group":"true","log_group_name":"/aws/ecs/containerinsights/$(ecs_cluster)/app_user","log_stream_name":"$(ecs_task_id)","region":"us-west-2","retry_limit":"2"},"ContainerARN":"arn:aws:ecs:us-west-2:123456789123:container/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5/65feb143-c5a1-4bcf-b524-0953a02524bf","Networks":[{"NetworkMode":"bridge","IPv4Addresses":["172.17.0.3"]}]}]}`)
const metadataResponseNoLaunchType = (`{"Cluster":"ecs-cluster","TaskARN":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","Family":"code_test_A","Revision":"35","DesiredStatus":"RUNNING","KnownStatus":"RUNNING","PullStartedAt":"2022-07-06T03:06:45.282195951Z","PullStoppedAt":"2022-07-06T03:06:47.089531338Z","AvailabilityZone":"us-west-2a","Containers":[{"DockerId":"8c928beb55e3989caf270cee85835e7f199715ffe44e6d54f5aeb68bf79a275c","Name":"log_router","DockerName":"ecs-code_test_A-35-logrouter-fea8e8aecab7ceeacc01","Image":"123456789123.dkr.ecr.us-west-2.amazonaws.com/x_image:latest","ImageID":"sha256:bfdcbace4206be5e917ae71648bbb680d8ddc1cf558e60b8aad1e9e5533233a0","Labels":{"com.amazonaws.ecs.cluster":"ecs-cluster","com.amazonaws.ecs.container-name":"log_router","com.amazonaws.ecs.task-arn":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","com.amazonaws.ecs.task-definition-family":"code_test_A","com.amazonaws.ecs.task-definition-version":"35"},"DesiredStatus":"RUNNING","KnownStatus":"RUNNING","Limits":{"CPU":2,"Memory":0},"CreatedAt":"2022-07-06T03:06:45.425156017Z","StartedAt":"2022-07-06T03:06:46.070292719Z","Type":"NORMAL","Volumes":[{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-session-worker","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/ssm-session-worker"},{"Source":"/var/lib/ecs/deps/execute-command/config/amazon-ssm-agent-ZfC4ex5qAj4jNHNZsam9TbekaQ_EkbnJMsW0hcZEbFI=.json","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/configuration/amazon-ssm-agent.json"},{"Source":"/var/lib/ecs/deps/execute-command/config/seelog-gEZ-TIvHAyOLfMC5wiWRofgDMlDzaCZ6zcswnAoop84=.xml","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/configuration/seelog.xml"},{"Source":"/var/lib/ecs/deps/execute-command/certs/tls-ca-bundle.pem","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/certs/amazon-ssm-agent.crt"},{"Source":"/var/lib/ecs/data/firelens/4ca5a280e68947cd84a8357f0d008fb5/socket","Destination":"/var/run"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/amazon-ssm-agent","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/amazon-ssm-agent"},{"Source":"/var/log/ecs/exec/4ca5a280e68947cd84a8357f0d008fb5/log_router","Destination":"/var/log/amazon/ssm"},{"Source":"/var/lib/ecs/data/firelens/4ca5a280e68947cd84a8357f0d008fb5/config/fluent.conf","Destination":"/fluent-bit/etc/fluent-bit.conf"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-agent-worker","Destination":"/ecs-execute-command-6de6aecd-5468-4666-9ad9-b1521a24893c/ssm-agent-worker"}],"LogDriver":"awslogs","LogOptions":{"awslogs-create-group":"true","awslogs-group":"/ecs/code_test_A","awslogs-region":"us-west-2","awslogs-stream":"ecs/log_router/4ca5a280e68947cd84a8357f0d008fb5"},"ContainerARN":"arn:aws:ecs:us-west-2:123456789123:container/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5/cf2297e2-6204-4132-9d7b-6c1cab4c4f8e","Networks":[{"NetworkMode":"bridge","IPv4Addresses":["172.17.0.2"]}]},{"DockerId":"f2eb74ec6624e8f0ed4763f3c1b5dd6da6fc7810d4df83245fe419f28d34cbf4","Name":"app","DockerName":"ecs-code_test_A-35-app-beacfe98d8fabbc01400","Image":"nginx:latest","ImageID":"sha256:55f4b40fe486a5b734b46bb7bf28f52fa31426bf23be068c8e7b19e58d9b8deb","Labels":{"com.amazonaws.ecs.cluster":"ecs-cluster","com.amazonaws.ecs.container-name":"app","com.amazonaws.ecs.task-arn":"arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5","com.amazonaws.ecs.task-definition-family":"code_test_A","com.amazonaws.ecs.task-definition-version":"35"},"DesiredStatus":"RUNNING","KnownStatus":"RUNNING","Limits":{"CPU":2,"Memory":0},"CreatedAt":"2022-07-06T03:06:47.103306928Z","StartedAt":"2022-07-06T03:06:47.757888246Z","Type":"NORMAL","Volumes":[{"Source":"/var/lib/ecs/deps/execute-command/config/seelog-gEZ-TIvHAyOLfMC5wiWRofgDMlDzaCZ6zcswnAoop84=.xml","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/configuration/seelog.xml"},{"Source":"/var/lib/ecs/deps/execute-command/certs/tls-ca-bundle.pem","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/certs/amazon-ssm-agent.crt"},{"Source":"/var/log/ecs/exec/4ca5a280e68947cd84a8357f0d008fb5/app","Destination":"/var/log/amazon/ssm"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/amazon-ssm-agent","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/amazon-ssm-agent"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-agent-worker","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/ssm-agent-worker"},{"Source":"/var/lib/ecs/deps/execute-command/bin/3.1.1260.0/ssm-session-worker","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/ssm-session-worker"},{"Source":"/var/lib/ecs/deps/execute-command/config/amazon-ssm-agent-ZfC4ex5qAj4jNHNZsam9TbekaQ_EkbnJMsW0hcZEbFI=.json","Destination":"/ecs-execute-command-64f2d8e8-ca2d-443b-b9b1-1410aee62888/configuration/amazon-ssm-agent.json"}],"LogDriver":"awsfirelens","LogOptions":{"Name":"cloudwatch","auto_create_group":"true","log_group_name":"/aws/ecs/containerinsights/$(ecs_cluster)/app_user","log_stream_name":"$(ecs_task_id)","region":"us-west-2","retry_limit":"2"},"ContainerARN":"arn:aws:ecs:us-west-2:123456789123:container/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5/65feb143-c5a1-4bcf-b524-0953a02524bf","Networks":[{"NetworkMode":"bridge","IPv4Addresses":["172.17.0.3"]}]}]}`)
func TestGetECSTaskMetadata(t *testing.T) {
os.Setenv("ECS_CONTAINER_METADATA_URI_V4", "http://169.254.170.2/v4/50379854-baeb-4b84-9010-dd3fe2df5f20")
// Test case 1: full metadata
mockResponse1 := metadataResponse
client1 := MockHTTPClient{
Response: mockResponse1,
}
actualOutput1 := getECSTaskMetadata(&client1)
expectedOutput1 := ECSTaskMetadata{
AWS_REGION: "us-west-2",
AWS_AVAILABILITY_ZONE: "us-west-2a",
ECS_CLUSTER: "ecs-cluster",
ECS_TASK_ARN: "arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5",
ECS_TASK_ID: "4ca5a280e68947cd84a8357f0d008fb5",
ECS_FAMILY: "code_test_A",
ECS_LAUNCH_TYPE: "EC2",
ECS_REVISION: "35",
ECS_TASK_DEFINITION: "code_test_A:35",
}
assert.Equal(t, actualOutput1, expectedOutput1)
// Test case 2: Task launch type will be an empty string if container agent is under version 1.45.0
mockResponse2 := metadataResponseNoLaunchType
client2 := MockHTTPClient{
Response: mockResponse2,
}
actualOutput2 := getECSTaskMetadata(&client2)
expectedOutput2 := ECSTaskMetadata{
AWS_REGION: "us-west-2",
AWS_AVAILABILITY_ZONE: "us-west-2a",
ECS_CLUSTER: "ecs-cluster",
ECS_TASK_ARN: "arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5",
ECS_TASK_ID: "4ca5a280e68947cd84a8357f0d008fb5",
ECS_FAMILY: "code_test_A",
ECS_LAUNCH_TYPE: "", // empty launch type
ECS_REVISION: "35",
ECS_TASK_DEFINITION: "code_test_A:35",
}
assert.Equal(t, actualOutput2, expectedOutput2)
// Test case 3: Cluster can be ARN instead of the name, we parse out the name
mockResponse3 := metadataResponseClusterARN
client3 := MockHTTPClient{
Response: mockResponse3,
}
actualOutput3 := getECSTaskMetadata(&client3)
expectedOutput3 := ECSTaskMetadata{
AWS_REGION: "us-west-2",
AWS_AVAILABILITY_ZONE: "us-west-2a",
ECS_CLUSTER: "ecs-cluster",
ECS_TASK_ARN: "arn:aws:ecs:us-west-2:123456789123:task/ecs-cluster/4ca5a280e68947cd84a8357f0d008fb5",
ECS_TASK_ID: "4ca5a280e68947cd84a8357f0d008fb5",
ECS_FAMILY: "code_test_A",
ECS_LAUNCH_TYPE: "EC2",
ECS_REVISION: "35",
ECS_TASK_DEFINITION: "code_test_A:35",
}
assert.Equal(t, actualOutput3, expectedOutput3)
// Test case 4: run image locally without metadata
os.Setenv("ECS_CONTAINER_METADATA_URI_V4", "")
mockResponse4 := (``)
client4 := MockHTTPClient{
Response: mockResponse4,
}
actualOutput4 := getECSTaskMetadata(&client4)
expectedOutput4 := ECSTaskMetadata{
AWS_REGION: "",
AWS_AVAILABILITY_ZONE: "",
ECS_CLUSTER: "",
ECS_TASK_ARN: "",
ECS_TASK_ID: "",
ECS_FAMILY: "",
ECS_LAUNCH_TYPE: "",
ECS_REVISION: "",
ECS_TASK_DEFINITION: "",
}
assert.Equal(t, actualOutput4, expectedOutput4)
}
func TestSetECSTaskMetadata(t *testing.T) {
var metadataList []ECSTaskMetadata
var expectedContentList []string
// Test case 1: full metadata
metadataTest1 := ECSTaskMetadata{
AWS_REGION: "us-west-2",
AWS_AVAILABILITY_ZONE: "us-west-2a",
ECS_CLUSTER: "ecs-Test",
ECS_TASK_ARN: "arn:aws:ecs:us-west-2:111:task/ecs-local-cluster/37e8",
ECS_TASK_ID: "56461",
ECS_FAMILY: "esc-task-definition",
ECS_LAUNCH_TYPE: "EC2",
ECS_REVISION: "1",
ECS_TASK_DEFINITION: "esc-task-definition:1",
}
expectedContent1 := "export FLB_AWS_USER_AGENT=ecs-init\n" +
"export AWS_REGION=us-west-2\n" +
"export AWS_AVAILABILITY_ZONE=us-west-2a\n" +
"export ECS_CLUSTER=ecs-Test\n" +
"export ECS_TASK_ARN=arn:aws:ecs:us-west-2:111:task/ecs-local-cluster/37e8\n" +
"export ECS_TASK_ID=56461\n" +
"export ECS_FAMILY=esc-task-definition\n" +
"export ECS_LAUNCH_TYPE=EC2\n" +
"export ECS_REVISION=1\n" +
"export ECS_TASK_DEFINITION=esc-task-definition:1\n"
metadataList = append(metadataList, metadataTest1)
expectedContentList = append(expectedContentList, expectedContent1)
// Test case 2: some environment variables is empty
metadataTest2 := ECSTaskMetadata{
AWS_REGION: "us-west-1",
AWS_AVAILABILITY_ZONE: "",
ECS_CLUSTER: "ecs-Test",
ECS_TASK_ARN: "",
ECS_TASK_ID: "",
ECS_FAMILY: "",
ECS_LAUNCH_TYPE: "",
ECS_REVISION: "",
ECS_TASK_DEFINITION: "",
}
expectedContent2 := "export FLB_AWS_USER_AGENT=ecs-init\n" +
"export AWS_REGION=us-west-1\n" +
"export ECS_CLUSTER=ecs-Test\n"
metadataList = append(metadataList, metadataTest2)
expectedContentList = append(expectedContentList, expectedContent2)
//Add new test cases here if needed
for i := 0; i < len(metadataList) && i < len(expectedContentList); i++ {
testSetECSTaskMetadataHelper(t, &metadataList[i], &expectedContentList[i])
}
}
func testSetECSTaskMetadataHelper(t *testing.T, metadata *ECSTaskMetadata, expectedContent *string) {
filePath := "testSetECSMetadata.sh"
file := createFileHelper(filePath)
defer os.Remove(filePath)
defer file.Close()
setECSTaskMetadata(*metadata, filePath)
actualContent := readFileHelper(filePath)
assert.Equal(t, actualContent, *expectedContent)
}
func TestCreateCommand(t *testing.T) {
expectedContent := baseCommand
filePath := "fluent-bit-init.conf"
createCommand(&baseCommand, filePath)
expectedContent += " -c " + filePath
assert.Equal(t, baseCommand, expectedContent)
}
func TestUpdateCommand(t *testing.T) {
expectedContent := baseCommand
// Test case 1
parserFilePath1 := "/ecs/parser.conf"
updateCommand(parserFilePath1)
expectedContent += " -R " + parserFilePath1
assert.Equal(t, baseCommand, expectedContent)
// Test case 2
parserFilePath2 := "/s3/parser2.conf"
updateCommand(parserFilePath2)
expectedContent += " -R " + parserFilePath2
assert.Equal(t, baseCommand, expectedContent)
}
func TestWriteInclude(t *testing.T) {
mainConfigFilePath := "mainFile.conf"
file := createFileHelper(mainConfigFilePath)
defer os.Remove(mainConfigFilePath)
defer file.Close()
var configFileList []string
// Test file 1
configFile1 := "testFile1.conf"
configFileList = append(configFileList, configFile1)
// Add test file 2
configFile2 := "testFile2.conf"
configFileList = append(configFileList, configFile2)
// Add more config files here if needed
var expectedContent string
for i := 0; i < len(configFileList); i++ {
writeInclude(configFileList[i], mainConfigFilePath)
expectedContent += ("@INCLUDE " + configFileList[i] + "\n")
}
actualContent := readFileHelper(mainConfigFilePath)
assert.Equal(t, actualContent, expectedContent)
}
func TestDownloadS3ConfigFile(t *testing.T) {
defer os.RemoveAll(s3FileDirectoryPathTest)
s3FilePath := "user/files/aaa.conf"
bucketName := "userBucket"
s3Downloader := MockS3Downloader{}
downloadS3ConfigFile(&s3Downloader, s3FilePath, bucketName, s3FileDirectoryPathTest)
actualContent := readFileHelper(s3FileDirectoryPathTest + "aaa.conf")
expectedContent := "S3 config file download and store successfully"
assert.Equal(t, actualContent, expectedContent)
}
func TestModifyInvokeFile(t *testing.T) {
filePath := "testModifyInvoke.sh"
file := createFileHelper(filePath)
defer os.Remove(filePath)
defer file.Close()
expectedContent := baseCommand
modifyInvokeFile(filePath)
actualContent := readFileHelper(filePath)
assert.Equal(t, actualContent, expectedContent)
}
type MockHTTPClient struct {
Response string
}
func (mhc *MockHTTPClient) Get(str string) (*http.Response, error) {
_, err := url.ParseRequestURI(str)
if err != nil {
return nil, fmt.Errorf("Invalid input for HTTP Client: %v", err)
} else {
body := ioutil.NopCloser(bytes.NewReader([]byte(mhc.Response)))
return &http.Response{
StatusCode: 200,
Body: body,
}, nil
}
}
type MockS3Downloader struct{}
func (msd *MockS3Downloader) Download(w io.WriterAt, input *s3.GetObjectInput, options ...func(*s3manager.Downloader)) (int64, error) {
filePath := s3FileDirectoryPathTest + "aaa.conf"
writeContent := "S3 config file download and store successfully"
writeFileHelper(filePath, writeContent)
return 100, nil
}
func createFileHelper(filePath string) *os.File {
file, err := os.Create(filePath)
if err != nil {
fmt.Println("Failed to create the file to test")
}
return file
}
func readFileHelper(filePath string) string {
content, err := ioutil.ReadFile(filePath)
if err != nil {
fmt.Errorf("failed to read the file: %s", filePath)
}
return string(content)
}
func writeFileHelper(filePath, writeContent string) {
file := openFile(filePath)
defer file.Close()
_, err := file.WriteString(writeContent)
if err != nil {
fmt.Errorf("Can not write %s in file %s", writeContent, filePath)
}
}