summaryrefslogtreecommitdiff
path: root/libpod/container_inspect.go
blob: aa3a07888d6e1126440d3d8ca64fd3ce56268ba5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
package libpod

import (
	"strings"

	"github.com/containers/libpod/pkg/inspect"
	"github.com/cri-o/ocicni/pkg/ocicni"
	specs "github.com/opencontainers/runtime-spec/specs-go"
	"github.com/sirupsen/logrus"
)

func (c *Container) getContainerInspectData(size bool, driverData *inspect.Data) (*inspect.ContainerInspectData, error) {
	config := c.config
	runtimeInfo := c.state
	spec, err := c.specFromState()
	if err != nil {
		return nil, err
	}

	// Process is allowed to be nil in the spec
	args := []string{}
	if config.Spec.Process != nil {
		args = config.Spec.Process.Args
	}
	var path string
	if len(args) > 0 {
		path = args[0]
	}
	if len(args) > 1 {
		args = args[1:]
	}

	execIDs := []string{}
	for id := range c.state.ExecSessions {
		execIDs = append(execIDs, id)
	}

	if c.state.BindMounts == nil {
		c.state.BindMounts = make(map[string]string)
	}

	resolvPath := ""
	if getPath, ok := c.state.BindMounts["/etc/resolv.conf"]; ok {
		resolvPath = getPath
	}

	hostsPath := ""
	if getPath, ok := c.state.BindMounts["/etc/hosts"]; ok {
		hostsPath = getPath
	}

	hostnamePath := ""
	if getPath, ok := c.state.BindMounts["/etc/hostname"]; ok {
		hostnamePath = getPath
	}

	var mounts []specs.Mount
	for i, mnt := range spec.Mounts {
		mounts = append(mounts, mnt)
		// We only want to show the name of the named volume in the inspect
		// output, so split the path and get the name out of it.
		if strings.Contains(mnt.Source, c.runtime.config.VolumePath) {
			split := strings.Split(mnt.Source[len(c.runtime.config.VolumePath)+1:], "/")
			mounts[i].Source = split[0]
		}
	}

	data := &inspect.ContainerInspectData{
		ID:      config.ID,
		Created: config.CreatedTime,
		Path:    path,
		Args:    args,
		State: &inspect.ContainerInspectState{
			OciVersion: spec.Version,
			Status:     runtimeInfo.State.String(),
			Running:    runtimeInfo.State == ContainerStateRunning,
			Paused:     runtimeInfo.State == ContainerStatePaused,
			OOMKilled:  runtimeInfo.OOMKilled,
			Dead:       runtimeInfo.State.String() == "bad state",
			Pid:        runtimeInfo.PID,
			ExitCode:   runtimeInfo.ExitCode,
			Error:      "", // can't get yet
			StartedAt:  runtimeInfo.StartedTime,
			FinishedAt: runtimeInfo.FinishedTime,
		},
		ImageID:         config.RootfsImageID,
		ImageName:       config.RootfsImageName,
		ExitCommand:     config.ExitCommand,
		Namespace:       config.Namespace,
		Rootfs:          config.Rootfs,
		ResolvConfPath:  resolvPath,
		HostnamePath:    hostnamePath,
		HostsPath:       hostsPath,
		StaticDir:       config.StaticDir,
		LogPath:         config.LogPath,
		ConmonPidFile:   config.ConmonPidFile,
		Name:            config.Name,
		Driver:          driverData.Name,
		MountLabel:      config.MountLabel,
		ProcessLabel:    config.ProcessLabel,
		EffectiveCaps:   spec.Process.Capabilities.Effective,
		BoundingCaps:    spec.Process.Capabilities.Bounding,
		AppArmorProfile: spec.Process.ApparmorProfile,
		ExecIDs:         execIDs,
		GraphDriver:     driverData,
		Mounts:          mounts,
		Dependencies:    c.Dependencies(),
		NetworkSettings: &inspect.NetworkSettings{
			Bridge:                 "",    // TODO
			SandboxID:              "",    // TODO - is this even relevant?
			HairpinMode:            false, // TODO
			LinkLocalIPv6Address:   "",    // TODO - do we even support IPv6?
			LinkLocalIPv6PrefixLen: 0,     // TODO - do we even support IPv6?

			Ports:                  []ocicni.PortMapping{}, // TODO - maybe worth it to put this in Docker format?
			SandboxKey:             "",                     // Network namespace path
			SecondaryIPAddresses:   nil,                    // TODO - do we support this?
			SecondaryIPv6Addresses: nil,                    // TODO - do we support this?
			EndpointID:             "",                     // TODO - is this even relevant?
			Gateway:                "",                     // TODO
			GlobalIPv6Address:      "",
			GlobalIPv6PrefixLen:    0,
			IPAddress:              "",
			IPPrefixLen:            0,
			IPv6Gateway:            "",
			MacAddress:             "", // TODO
		},
		IsInfra: c.IsInfra(),
	}

	if c.config.HealthCheckConfig != nil {
		//	This container has a healthcheck defined in it; we need to add it's state
		healthCheckState, err := c.GetHealthCheckLog()
		if err != nil {
			// An error here is not considered fatal; no health state will be displayed
			logrus.Error(err)
		} else {
			data.State.Healthcheck = healthCheckState
		}
	}

	// Copy port mappings into network settings
	if config.PortMappings != nil {
		data.NetworkSettings.Ports = config.PortMappings
	}

	// Get information on the container's network namespace (if present)
	data = c.getContainerNetworkInfo(data)

	if size {
		rootFsSize, err := c.rootFsSize()
		if err != nil {
			logrus.Errorf("error getting rootfs size %q: %v", config.ID, err)
		}
		rwSize, err := c.rwSize()
		if err != nil {
			logrus.Errorf("error getting rw size %q: %v", config.ID, err)
		}
		data.SizeRootFs = rootFsSize
		data.SizeRw = rwSize
	}
	return data, nil
}