|
| 1 | +/* |
| 2 | +Copyright © LiquidWeb |
| 3 | +
|
| 4 | +Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | +you may not use this file except in compliance with the License. |
| 6 | +You may obtain a copy of the License at |
| 7 | +
|
| 8 | + http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | +
|
| 10 | +Unless required by applicable law or agreed to in writing, software |
| 11 | +distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | +See the License for the specific language governing permissions and |
| 14 | +limitations under the License. |
| 15 | +*/ |
| 16 | +package lwdriver |
| 17 | + |
| 18 | +import ( |
| 19 | + "errors" |
| 20 | + "io/ioutil" |
| 21 | + "strings" |
| 22 | + "time" |
| 23 | + |
| 24 | + "github.com/docker/machine/libmachine/drivers" |
| 25 | + "github.com/docker/machine/libmachine/log" |
| 26 | + "github.com/docker/machine/libmachine/mcnflag" |
| 27 | + "github.com/docker/machine/libmachine/ssh" |
| 28 | + |
| 29 | + lwclient "github.com/liquidweb/liquidweb-go/client" |
| 30 | + |
| 31 | + "github.com/liquidweb/docker-machine-driver-liquidweb/util" |
| 32 | +) |
| 33 | + |
| 34 | +const ( |
| 35 | + DefaultTemplate string = "DEBIAN_10_UNMANAGED" |
| 36 | + DefaultDockerPort int = 2376 |
| 37 | +) |
| 38 | + |
| 39 | +func NewDriver() *Driver { |
| 40 | + return &Driver{ |
| 41 | + BaseDriver: &drivers.BaseDriver{ |
| 42 | + SSHUser: drivers.DefaultSSHUser, |
| 43 | + SSHPort: drivers.DefaultSSHPort, |
| 44 | + }, |
| 45 | + } |
| 46 | +} |
| 47 | + |
| 48 | +func (self *Driver) DriverName() string { |
| 49 | + return "liquidweb" |
| 50 | +} |
| 51 | + |
| 52 | +func (self *Driver) GetCreateFlags() []mcnflag.Flag { |
| 53 | + return []mcnflag.Flag{ |
| 54 | + mcnflag.StringFlag{ |
| 55 | + EnvVar: "LW_USERNAME", |
| 56 | + Name: "lw-username", |
| 57 | + Usage: "liquidweb api/account username", |
| 58 | + Value: "", |
| 59 | + }, |
| 60 | + |
| 61 | + mcnflag.StringFlag{ |
| 62 | + EnvVar: "LW_PASSWORD", |
| 63 | + Name: "lw-password", |
| 64 | + Usage: "password associated with lw-username", |
| 65 | + Value: "", |
| 66 | + }, |
| 67 | + |
| 68 | + mcnflag.StringFlag{ |
| 69 | + EnvVar: "LW_API_DOMAIN", |
| 70 | + Name: "lw-api-domain", |
| 71 | + Usage: "liquidweb public api domain", |
| 72 | + Value: "https://api.liquidweb.com", |
| 73 | + }, |
| 74 | + |
| 75 | + mcnflag.StringFlag{ |
| 76 | + EnvVar: "LW_TEMPLATE", |
| 77 | + Name: "lw-template", |
| 78 | + Usage: "Name of the template to deploy on the node", |
| 79 | + Value: DefaultTemplate, |
| 80 | + }, |
| 81 | + |
| 82 | + mcnflag.StringFlag{ |
| 83 | + EnvVar: "LW_NODE_ROOT_PASSWORD", |
| 84 | + Name: "lw-node-root-password", |
| 85 | + Usage: "root password to set on the node", |
| 86 | + Value: "", |
| 87 | + }, |
| 88 | + |
| 89 | + mcnflag.IntFlag{ |
| 90 | + EnvVar: "LW_CONFIG_ID", |
| 91 | + Name: "lw-config-id", |
| 92 | + Usage: "config-id to deploy the node as", |
| 93 | + }, |
| 94 | + |
| 95 | + mcnflag.IntFlag{ |
| 96 | + EnvVar: "LW_ZONE_ID", |
| 97 | + Name: "lw-zone-id", |
| 98 | + Usage: "zone_id of the zone to deploy the node in", |
| 99 | + Value: -1, |
| 100 | + }, |
| 101 | + |
| 102 | + mcnflag.StringFlag{ |
| 103 | + EnvVar: "LW_NODE_HOSTNAME", |
| 104 | + Name: "lw-node-hostname", |
| 105 | + Usage: "hostname to give the node", |
| 106 | + Value: util.RandomHostname(), |
| 107 | + }, |
| 108 | + |
| 109 | + mcnflag.IntFlag{ |
| 110 | + EnvVar: "LW_DOCKER_PORT", |
| 111 | + Name: "lw-docker-port", |
| 112 | + Usage: "dockerport to use", |
| 113 | + Value: DefaultDockerPort, |
| 114 | + }, |
| 115 | + } |
| 116 | +} |
| 117 | + |
| 118 | +func (self *Driver) SetConfigFromFlags(opts drivers.DriverOptions) error { |
| 119 | + self.BaseDriver.SetSwarmConfigFromFlags(opts) |
| 120 | + |
| 121 | + self.LwApiUsername = opts.String("lw-username") |
| 122 | + self.LwApiPassword = opts.String("lw-password") |
| 123 | + self.LwApiDomain = opts.String("lw-api-domain") |
| 124 | + |
| 125 | + self.LwComputeConfigId = opts.Int("lw-config-id") |
| 126 | + self.LwComputeZoneId = opts.Int("lw-zone-id") |
| 127 | + self.LwComputeNodeHostname = opts.String("lw-node-hostname") |
| 128 | + self.LwComputeNodeRootPassword = opts.String("lw-node-root-password") |
| 129 | + self.LwComputeTemplate = opts.String("lw-template") |
| 130 | + |
| 131 | + self.DockerPort = opts.Int("lw-docker-port") |
| 132 | + |
| 133 | + if self.DockerPort <= 0 { |
| 134 | + return errors.New("docker port must be greater than zero") |
| 135 | + } |
| 136 | + |
| 137 | + if self.LwApiUsername == "" || self.LwApiPassword == "" { |
| 138 | + return errors.New("lw username and password are required") |
| 139 | + } |
| 140 | + |
| 141 | + if self.LwApiDomain == "" { |
| 142 | + return errors.New("api domain cannot be blank") |
| 143 | + } |
| 144 | + |
| 145 | + if self.LwComputeTemplate == "" { |
| 146 | + return errors.New("template cannot be blank") |
| 147 | + } |
| 148 | + |
| 149 | + if strings.Contains(strings.ToUpper(self.LwComputeTemplate), "WINDOWS") { |
| 150 | + return errors.New("Windows is not supported") |
| 151 | + } |
| 152 | + |
| 153 | + return nil |
| 154 | +} |
| 155 | + |
| 156 | +// private |
| 157 | + |
| 158 | +func (self *Driver) waitUntilMachineNodeReady(api *lwclient.API) { |
| 159 | + var ready bool |
| 160 | + for !ready { |
| 161 | + status, err := api.StormServer.Status(self.LwComputeNodeUniqId) |
| 162 | + if err != nil { |
| 163 | + log.Warnf("failed fetching status for [%s]: %s", self.LwComputeNodeUniqId, err) |
| 164 | + time.Sleep(30 * time.Second) |
| 165 | + continue |
| 166 | + } |
| 167 | + if strings.ToUpper(status.Status) == "RUNNING" { |
| 168 | + log.Infof("node [%s] has become ready", self.LwComputeNodeUniqId) |
| 169 | + break |
| 170 | + } else { |
| 171 | + time.Sleep(10 * time.Second) |
| 172 | + } |
| 173 | + } |
| 174 | +} |
| 175 | + |
| 176 | +func (self *Driver) getApiClient() (*lwclient.API, error) { |
| 177 | + user := self.LwApiUsername |
| 178 | + pass := self.LwApiPassword |
| 179 | + url := self.LwApiDomain |
| 180 | + api, err := lwclient.NewAPI(user, pass, url, 90) |
| 181 | + |
| 182 | + return api, err |
| 183 | +} |
| 184 | + |
| 185 | +func (self *Driver) createSshKey() (pubKey string, err error) { |
| 186 | + sshKeyPath := self.GetSSHKeyPath() |
| 187 | + if err = ssh.GenerateSSHKey(sshKeyPath); err != nil { |
| 188 | + return |
| 189 | + } |
| 190 | + |
| 191 | + var pubKeyB []byte |
| 192 | + pubKeyB, err = ioutil.ReadFile(sshKeyPath + ".pub") |
| 193 | + pubKey = string(pubKeyB) |
| 194 | + |
| 195 | + return |
| 196 | +} |
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