yanic/api/aliases.go

76 lines
2.1 KiB
Go

package api
import (
"encoding/json"
"fmt"
"github.com/FreifunkBremen/respond-collector/models"
"github.com/julienschmidt/httprouter"
"net/http"
)
// GEOROUND : 7 nachkommerstellen sollten genug sein (7cm genau)
// http://blog.3960.org/post/7309573249/genauigkeit-bei-geo-koordinaten
const GEOROUND = 0.0000001
func geoEqual(a, b float64) bool {
if (a-b) < GEOROUND && (b-a) < GEOROUND {
return true
}
return false
}
// AliasesAPI struct for API
type AliasesAPI struct {
aliases *models.Aliases
config *models.Config
nodes *models.Nodes
}
// NewAliases Bind to API
func NewAliases(config *models.Config, router *httprouter.Router, prefix string, nodes *models.Nodes) {
api := &AliasesAPI{
aliases: models.NewAliases(config),
nodes: nodes,
config: config,
}
router.GET(prefix, api.GetAll)
router.GET(prefix+"/ansible", api.Ansible)
router.GET(prefix+"/alias/:nodeid", api.GetOne)
router.POST(prefix+"/alias/:nodeid", BasicAuth(api.SaveOne, []byte(config.Webserver.API.Passphrase)))
}
// GetAll request for get all aliases
func (api *AliasesAPI) GetAll(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
jsonOutput(w, r, api.aliases.List)
}
// GetOne request for get one alias
func (api *AliasesAPI) GetOne(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
if alias := api.aliases.List[ps.ByName("nodeid")]; alias != nil {
jsonOutput(w, r, alias)
return
}
fmt.Fprint(w, "Not found: ", ps.ByName("nodeid"), "\n")
}
// SaveOne request for save a alias
func (api *AliasesAPI) SaveOne(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
var alias models.Alias
err := json.NewDecoder(r.Body).Decode(&alias)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
fmt.Fprint(w, "Decode: ", ps.ByName("nodeid"), "\n")
return
}
api.aliases.Update(ps.ByName("nodeid"), &alias)
fmt.Print("[api] node updated '", ps.ByName("nodeid"), "'\n")
jsonOutput(w, r, alias)
}
// Ansible json output
func (api *AliasesAPI) Ansible(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
fmt.Print("[api] ansible\n")
jsonOutput(w, r, models.GenerateAnsible(api.nodes, api.aliases.List))
}