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Merge pull request #2547 from hashicorp/f-extra-hosts

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Add ExtraHosts to Docker driver
This commit is contained in:
Alex Dadgar 2017-04-11 10:56:11 -07:00 committed by GitHub
parent 30ab0e8ffc cdd624ff5b
commit 718a8ccb6a
2 changed files with 11 additions and 4 deletions
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12
client/driver/docker.go
View file

@ -146,6 +146,7 @@ type DockerDriverConfig struct {
Privileged bool `mapstructure:"privileged"` // Flag to run the container in privileged mode Privileged bool `mapstructure:"privileged"` // Flag to run the container in privileged mode
DNSServers []string `mapstructure:"dns_servers"` // DNS Server for containers DNSServers []string `mapstructure:"dns_servers"` // DNS Server for containers
DNSSearchDomains []string `mapstructure:"dns_search_domains"` // DNS Search domains for containers DNSSearchDomains []string `mapstructure:"dns_search_domains"` // DNS Search domains for containers
ExtraHosts []string `mapstructure:"extra_hosts"` // Add host to /etc/hosts (host:IP)
Hostname string `mapstructure:"hostname"` // Hostname for containers Hostname string `mapstructure:"hostname"` // Hostname for containers
LabelsRaw []map[string]string `mapstructure:"labels"` // LabelsRaw []map[string]string `mapstructure:"labels"` //
Labels map[string]string `mapstructure:"-"` // Labels to set when the container starts up Labels map[string]string `mapstructure:"-"` // Labels to set when the container starts up
@ -200,6 +201,7 @@ func NewDockerDriverConfig(task *structs.Task, env *env.TaskEnvironment) (*Docke
dconf.VolumeDriver = env.ReplaceEnv(dconf.VolumeDriver) dconf.VolumeDriver = env.ReplaceEnv(dconf.VolumeDriver)
dconf.DNSServers = env.ParseAndReplace(dconf.DNSServers) dconf.DNSServers = env.ParseAndReplace(dconf.DNSServers)
dconf.DNSSearchDomains = env.ParseAndReplace(dconf.DNSSearchDomains) dconf.DNSSearchDomains = env.ParseAndReplace(dconf.DNSSearchDomains)
dconf.ExtraHosts = env.ParseAndReplace(dconf.ExtraHosts)
for _, m := range dconf.LabelsRaw { for _, m := range dconf.LabelsRaw {
for k, v := range m { for k, v := range m {
@ -372,6 +374,9 @@ func (d *DockerDriver) Validate(config map[string]interface{}) error {
"dns_search_domains": &fields.FieldSchema{ "dns_search_domains": &fields.FieldSchema{
Type: fields.TypeArray, Type: fields.TypeArray,
}, },
"extra_hosts": &fields.FieldSchema{
Type: fields.TypeArray,
},
"hostname": &fields.FieldSchema{ "hostname": &fields.FieldSchema{
Type: fields.TypeString, Type: fields.TypeString,
}, },
@ -818,10 +823,9 @@ func (d *DockerDriver) createContainerConfig(ctx *ExecContext, task *structs.Tas
} }
} }
// set DNS search domains // set DNS search domains and extra hosts
for _, domain := range driverConfig.DNSSearchDomains { hostConfig.DNSSearch = driverConfig.DNSSearchDomains
hostConfig.DNSSearch = append(hostConfig.DNSSearch, domain) hostConfig.ExtraHosts = driverConfig.ExtraHosts
}
hostConfig.IpcMode = driverConfig.IpcMode hostConfig.IpcMode = driverConfig.IpcMode
hostConfig.PidMode = driverConfig.PidMode hostConfig.PidMode = driverConfig.PidMode

3
website/source/docs/drivers/docker.html.md
View file

@ -160,6 +160,9 @@ The `docker` driver supports the following configuration in the job spec:
* `dns_search_domains` - (Optional) A list of DNS search domains for the container * `dns_search_domains` - (Optional) A list of DNS search domains for the container
to use. to use.
* `extra_hosts` - (Optional) A list of hosts, given as host:IP, to be added to
`/etc/hosts`.
* `SSL` - (Optional) If this is set to true, Nomad uses SSL to talk to the * `SSL` - (Optional) If this is set to true, Nomad uses SSL to talk to the
repository. The default value is `true`. **Deprecated as of 0.5.3** repository. The default value is `true`. **Deprecated as of 0.5.3**