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/*
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Copyright 2019 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package oci
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import (
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"testing"
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)
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var daemonResponseMock string
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var daemonInfoGetterMock = func() (string, error) {
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return daemonResponseMock, nil
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}
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func TestDockerSystemInfo(t *testing.T) {
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testCases := []struct {
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Name string // test case bane
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OciBin string // Docker or Podman
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RawJSON string // raw response from json
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ShouldError bool
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CPUs int
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Memory int64
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OS string
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}{
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{
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Name: "linux_docker",
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OciBin: "docker",
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RawJSON: `{"ID":"7PYP:53DU:MLWX:EDQG:YG2Y:UJLB:J7SD:4SAI:XF2Y:N2MR:MU53:DR3N","Containers":3,"ContainersRunning":1,"ContainersPaused":0,"ContainersStopped":2,"Images":76,"Driver":"overlay2","DriverStatus":[["Backing Filesystem","extfs"],["Supports d_type","true"],["Native Overlay Diff","true"]],"SystemStatus":null,"Plugins":{"Volume":["local"],"Network":["bridge","host","macvlan","null","overlay"],"Authorization":null,"Log":["awslogs","fluentd","gcplogs","gelf","journald","json-file","local","logentries","splunk","syslog"]},"MemoryLimit":true,"SwapLimit":false,"KernelMemory":true,"KernelMemoryTCP":false,"CpuCfsPeriod":true,"CpuCfsQuota":true,"CPUShares":true,"CPUSet":true,"PidsLimit":false,"IPv4Forwarding":true,"BridgeNfIptables":true,"BridgeNfIp6tables":true,"Debug":false,"NFd":27,"OomKillDisable":true,"NGoroutines":48,"SystemTime":"2020-08-11T18:16:17.494440681Z","LoggingDriver":"json-file","CgroupDriver":"cgroupfs","NEventsListener":0,"KernelVersion":"4.9.0-8-amd64","OperatingSystem":"Debian GNU/Linux 9 (stretch)","OSType":"linux","Architecture":"x86_64","IndexServerAddress":"https://index.docker.io/v1/","RegistryConfig":{"AllowNondistributableArtifactsCIDRs":[],"AllowNondistributableArtifactsHostnames":[],"InsecureRegistryCIDRs":["127.0.0.0/8"],"IndexConfigs":{"docker.io":{"Name":"docker.io","Mirrors":[],"Secure":true,"Official":true}},"Mirrors":[]},"NCPU":16,"MemTotal":63336071168,"GenericResources":null,"DockerRootDir":"/var/lib/docker","HttpProxy":"","HttpsProxy":"","NoProxy":"","Name":"image-builder-cloud-shell-v20200811-102837","Labels":[],"ExperimentalBuild":false,"ServerVersion":"18.09.0","ClusterStore":"","ClusterAdvertise":"","Runtimes":{"runc":{"path":"runc"}},"DefaultRuntime":"runc","Swarm":{"NodeID":"","NodeAddr":"","LocalNodeState":"inactive","ControlAvailable":false,"Error":"","RemoteManagers":null},"LiveRestoreEnabled":false,"Isolation":"","InitBinary":"docker-init","ContainerdCommit":{"ID":"7ad184331fa3e55e52b890ea95e65ba581ae3429","Expected":"7ad184331fa3e55e52b890ea95e65ba581ae3429"},"RuncCommit":{"ID":"dc9208a3303feef5b3839f4323d9beb36df0a9dd","Expected":"dc9208a3303feef5b3839f4323d9beb36df0a9dd"},"InitCommit":{"ID":"fec3683","Expected":"fec3683"},"SecurityOptions":["name=seccomp,profile=default"],"ProductLicense":"Community Engine","Warnings":["WARNING: No swap limit support"],"ClientInfo":{"Debug":false,"Plugins":[],"Warnings":null}}`,
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ShouldError: false,
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CPUs: 16,
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Memory: 63336071168,
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OS: "linux",
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},
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{
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Name: "macos_docker",
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OciBin: "docker",
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RawJSON: `{"ID":"T54Z:I56K:XRG5:BTMK:BI72:IMI3:QBBF:H2PD:DGAF:EQLJ:7JFZ:PF54","Containers":5,"ContainersRunning":1,"ContainersPaused":0,"ContainersStopped":4,"Images":84,"Driver":"overlay2","DriverStatus":[["Backing Filesystem","extfs"],["Supports d_type","true"],["Native Overlay Diff","true"]],"SystemStatus":null,"Plugins":{"Volume":["local"],"Network":["bridge","host","ipvlan","macvlan","null","overlay"],"Authorization":null,"Log":["awslogs","fluentd","gcplogs","gelf","journald","json-file","local","logentries","splunk","syslog"]},"MemoryLimit":true,"SwapLimit":true,"KernelMemory":true,"KernelMemoryTCP":true,"CpuCfsPeriod":true,"CpuCfsQuota":true,"CPUShares":true,"CPUSet":true,"PidsLimit":true,"IPv4Forwarding":true,"BridgeNfIptables":true,"BridgeNfIp6tables":true,"Debug":true,"NFd":46,"OomKillDisable":true,"NGoroutines":56,"SystemTime":"2020-08-11T19:33:23.8936297Z","LoggingDriver":"json-file","CgroupDriver":"cgroupfs","NEventsListener":3,"KernelVersion":"4.19.76-linuxkit","OperatingSystem":"Docker Desktop","OSType":"linux","Architecture":"x86_64","IndexServerAddress":"https://index.docker.io/v1/","RegistryConfig":{"AllowNondistributableArtifactsCIDRs":[],"AllowNondistributableArtifactsHostnames":[],"InsecureRegistryCIDRs":["127.0.0.0/8"],"IndexConfigs":{"docker.io":{"Name":"docker.io","Mirrors":[],"Secure":true,"Official":true}},"Mirrors":[]},"NCPU":4,"MemTotal":3142250496,"GenericResources":null,"DockerRootDir":"/var/lib/docker","HttpProxy":"gateway.docker.internal:3128","HttpsProxy":"gateway.docker.internal:3129","NoProxy":"","Name":"docker-desktop","Labels":[],"ExperimentalBuild":false,"ServerVersion":"19.03.12","ClusterStore":"","ClusterAdvertise":"","Runtimes":{"runc":{"path":"runc"}},"DefaultRuntime":"runc","Swarm":{"NodeID":"","NodeAddr":"","LocalNodeState":"inactive","ControlAvailable":false,"Error":"","RemoteManagers":null},"LiveRestoreEnabled":false,"Isolation":"","InitBinary":"docker-init","ContainerdCommit":{"ID":"7ad184331fa3e55e52b890ea95e65ba581ae3429","Expected":"7ad184331fa3e55e52b890ea95e65ba581ae3429"},"RuncCommit":{"ID":"dc9208a3303feef5b3839f4323d9beb36df0a9dd","Expected":"dc9208a3303feef5b3839f4323d9beb36df0a9dd"},"InitCommit":{"ID":"fec3683","Expected":"fec3683"},"SecurityOptions":["name=seccomp,profile=default"],"ProductLicense":"Community Engine","Warnings":null,"ClientInfo":{"Debug":false,"Plugins":[],"Warnings":null}}
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`,
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ShouldError: false,
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CPUs: 4,
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Memory: 3142250496,
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OS: "linux",
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},
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{
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Name: "windows_docker",
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OciBin: "docker",
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RawJSON: `{"ID":"CVVH:7ZIB:S5EO:L6VO:MGZ3:TRLS:JGIS:4ZI2:27Z7:MQAQ:YSLT:HEHB","Containers":0,"ContainersRunning":0,"ContainersPaused":0,"ContainersStopped":0,"Images":3,"Driver":"overlay2","DriverStatus":[["Backing Filesystem","extfs"],["Supports d_type","true"],["Native Overlay Diff","true"]],"SystemStatus":null,"Plugins":{"Volume":["local"],"Network":["bridge","host","ipvlan","macvlan","null","overlay"],"Authorization":null,"Log":["awslogs","fluentd","gcplogs","gelf","journald","json-file","local","logentries","splunk","syslog"]},"MemoryLimit":true,"SwapLimit":true,"KernelMemory":true,"KernelMemoryTCP":true,"CpuCfsPeriod":true,"CpuCfsQuota":true,"CPUShares":true,"CPUSet":true,"PidsLimit":true,"IPv4Forwarding":true,"BridgeNfIptables":true,"BridgeNfIp6tables":true,"Debug":true,"NFd":35,"OomKillDisable":true,"NGoroutines":45,"SystemTime":"2020-08-11T19:39:26.083212722Z","LoggingDriver":"json-file","CgroupDriver":"cgroupfs","NEventsListener":1,"KernelVersion":"4.19.76-linuxkit","OperatingSystem":"Docker Desktop","OSType":"linux","Architecture":"x86_64","IndexServerAddress":"https://index.docker.io/v1/","RegistryConfig":{"AllowNondistributableArtifactsCIDRs":[],"AllowNondistributableArtifactsHostnames":[],"InsecureRegistryCIDRs":["127.0.0.0/8"],"IndexConfigs":{"docker.io":{"Name":"docker.io","Mirrors":[],"Secure":true,"Official":true}},"Mirrors":[]},"NCPU":4,"MemTotal":10454695936,"GenericResources":null,"DockerRootDir":"/var/lib/docker","HttpProxy":"","HttpsProxy":"","NoProxy":"","Name":"docker-desktop","Labels":[],"ExperimentalBuild":false,"ServerVersion":"19.03.12","ClusterStore":"","ClusterAdvertise":"","Runtimes":{"runc":{"path":"runc"}},"DefaultRuntime":"runc","Swarm":{"NodeID":"","NodeAddr":"","LocalNodeState":"inactive","ControlAvailable":false,"Error":"","RemoteManagers":null},"LiveRestoreEnabled":false,"Isolation":"","InitBinary":"docker-init","ContainerdCommit":{"ID":"7ad184331fa3e55e52b890ea95e65ba581ae3429","Expected":"7ad184331fa3e55e52b890ea95e65ba581ae3429"},"RuncCommit":{"ID":"dc9208a3303feef5b3839f4323d9beb36df0a9dd","Expected":"dc9208a3303feef5b3839f4323d9beb36df0a9dd"},"InitCommit":{"ID":"fec3683","Expected":"fec3683"},"SecurityOptions":["name=seccomp,profile=default"],"ProductLicense":"Community Engine","Warnings":null,"ClientInfo":{"Debug":false,"Plugins":[],"Warnings":null}}
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`,
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ShouldError: false,
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CPUs: 4,
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Memory: 10454695936,
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OS: "linux",
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}, {
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Name: "podman_1.8_linux",
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OciBin: "podman",
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RawJSON: `{
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"host": {
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"BuildahVersion": "1.13.1",
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"CgroupVersion": "v1",
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"Conmon": {
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"package": "conmon: /usr/libexec/podman/conmon",
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"path": "/usr/libexec/podman/conmon",
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"version": "conmon version 2.0.10, commit: unknown"
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},
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"Distribution": {
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"distribution": "debian",
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"version": "10"
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},
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"MemFree": 4907147264,
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"MemTotal": 7839653888,
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"OCIRuntime": {
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"name": "runc",
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"package": "runc: /usr/sbin/runc",
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"path": "/usr/sbin/runc",
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"version": "runc version 1.0.0~rc6+dfsg1\ncommit: 1.0.0~rc6+dfsg1-3 spec: 1.0.1"
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},
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"SwapFree": 0,
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"SwapTotal": 0,
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"arch": "amd64",
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"cpus": 2,
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"eventlogger": "journald",
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"hostname": "podman-exp-temp",
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"kernel": "4.19.0-8-cloud-amd64",
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"os": "linux",
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"rootless": false,
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"uptime": "2690h 47m 23.31s (Approximately 112.08 days)"
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},
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"registries": {
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"search": [
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"docker.io",
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"quay.io"
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]
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},
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"store": {
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"ConfigFile": "/etc/containers/storage.conf",
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"ContainerStore": {
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"number": 1
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},
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"GraphDriverName": "overlay",
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"GraphOptions": {},
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"GraphRoot": "/var/lib/containers/storage",
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"GraphStatus": {
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"Backing Filesystem": "extfs",
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"Native Overlay Diff": "true",
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"Supports d_type": "true",
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"Using metacopy": "false"
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},
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"ImageStore": {
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"number": 2
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},
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"RunRoot": "/var/run/containers/storage",
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"VolumePath": "/var/lib/containers/storage/volumes"
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}
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}
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`, CPUs: 2,
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Memory: 7839653888,
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OS: "linux"},
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}
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for _, tc := range testCases {
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t.Run(tc.Name, func(t *testing.T) {
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daemonResponseMock = tc.RawJSON
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// setting up mock funcs
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dockerInfoGetter = daemonInfoGetterMock
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podmanInfoGetter = daemonInfoGetterMock
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s, err := DaemonInfo(tc.OciBin)
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if err != nil && !tc.ShouldError {
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t.Errorf("Expected not to have error but got %v", err)
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}
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if s.CPUs != tc.CPUs {
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t.Errorf("Expected CPUs to be %d but got %d", tc.CPUs, s.CPUs)
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}
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if s.TotalMemory != tc.Memory {
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t.Errorf("Expected Memory to be %d but got %d", tc.Memory, s.TotalMemory)
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}
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if s.OSType != tc.OS {
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t.Errorf("Expected OS type to be %q but got %q", tc.OS, s.OSType)
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}
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})
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}
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}
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Medya Ghazizadeh
GitHub