1 // Copyright (C) The Arvados Authors. All rights reserved.
3 // SPDX-License-Identifier: Apache-2.0
11 "git.curoverse.com/arvados.git/sdk/go/config"
14 const DefaultConfigFile = "/etc/arvados/config.yml"
17 Clusters map[string]Cluster
20 // GetConfig returns the current system config, loading it from
21 // configFile if needed.
22 func GetConfig(configFile string) (*Config, error) {
24 err := config.LoadFile(&cfg, configFile)
28 // GetCluster returns the cluster ID and config for the given
29 // cluster, or the default/only configured cluster if clusterID is "".
30 func (sc *Config) GetCluster(clusterID string) (*Cluster, error) {
32 if len(sc.Clusters) == 0 {
33 return nil, fmt.Errorf("no clusters configured")
34 } else if len(sc.Clusters) > 1 {
35 return nil, fmt.Errorf("multiple clusters configured, cannot choose")
37 for id, cc := range sc.Clusters {
43 if cc, ok := sc.Clusters[clusterID]; !ok {
44 return nil, fmt.Errorf("cluster %q is not configured", clusterID)
46 cc.ClusterID = clusterID
52 ClusterID string `json:"-"`
53 ManagementToken string
54 NodeProfiles map[string]NodeProfile
55 InstanceTypes []InstanceType
56 HTTPRequestTimeout Duration
59 type InstanceType struct {
68 // GetNodeProfile returns a NodeProfile for the given hostname. An
69 // error is returned if the appropriate configuration can't be
70 // determined (e.g., this does not appear to be a system node). If
71 // node is empty, use the OS-reported hostname.
72 func (cc *Cluster) GetNodeProfile(node string) (*NodeProfile, error) {
74 hostname, err := os.Hostname()
80 if cfg, ok := cc.NodeProfiles[node]; ok {
83 // If node is not listed, but "*" gives a default system node
84 // config, use the default config.
85 if cfg, ok := cc.NodeProfiles["*"]; ok {
88 return nil, fmt.Errorf("config does not provision host %q as a system node", node)
91 type NodeProfile struct {
92 Controller SystemServiceInstance `json:"arvados-controller"`
93 Health SystemServiceInstance `json:"arvados-health"`
94 Keepproxy SystemServiceInstance `json:"keepproxy"`
95 Keepstore SystemServiceInstance `json:"keepstore"`
96 Keepweb SystemServiceInstance `json:"keep-web"`
97 Nodemanager SystemServiceInstance `json:"arvados-node-manager"`
98 RailsAPI SystemServiceInstance `json:"arvados-api-server"`
99 Websocket SystemServiceInstance `json:"arvados-ws"`
100 Workbench SystemServiceInstance `json:"arvados-workbench"`
103 type ServiceName string
106 ServiceNameRailsAPI ServiceName = "arvados-api-server"
107 ServiceNameController ServiceName = "arvados-controller"
108 ServiceNameNodemanager ServiceName = "arvados-node-manager"
109 ServiceNameWorkbench ServiceName = "arvados-workbench"
110 ServiceNameWebsocket ServiceName = "arvados-ws"
111 ServiceNameKeepweb ServiceName = "keep-web"
112 ServiceNameKeepproxy ServiceName = "keepproxy"
113 ServiceNameKeepstore ServiceName = "keepstore"
116 // ServicePorts returns the configured listening address (or "" if
117 // disabled) for each service on the node.
118 func (np *NodeProfile) ServicePorts() map[ServiceName]string {
119 return map[ServiceName]string{
120 ServiceNameRailsAPI: np.RailsAPI.Listen,
121 ServiceNameController: np.Controller.Listen,
122 ServiceNameNodemanager: np.Nodemanager.Listen,
123 ServiceNameWorkbench: np.Workbench.Listen,
124 ServiceNameWebsocket: np.Websocket.Listen,
125 ServiceNameKeepweb: np.Keepweb.Listen,
126 ServiceNameKeepproxy: np.Keepproxy.Listen,
127 ServiceNameKeepstore: np.Keepstore.Listen,
131 type SystemServiceInstance struct {