Generate worker join command and cloud-init
curl --request POST \
--url https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"expiry_seconds": 3600
}
'import requests
url = "https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap"
payload = { "expiry_seconds": 3600 }
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({expiry_seconds: 3600})
};
fetch('https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'expiry_seconds' => 3600
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap"
payload := strings.NewReader("{\n \"expiry_seconds\": 3600\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"expiry_seconds\": 3600\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"expiry_seconds\": 3600\n}"
response = http.request(request)
puts response.read_body{
"token": "<string>",
"expires_at": 123,
"token_placeholder": "<string>",
"cmd_template": "<string>",
"cmd": "<string>",
"cloud_init_template": "<string>",
"cloud_init": "<string>"
}{
"error": {
"code": "not_found",
"message": "Resource not found",
"param": "name",
"suggestion": "Run `cnap clusters list` to see available clusters",
"details": "<unknown>"
}
}{
"error": {
"code": "not_found",
"message": "Resource not found",
"param": "name",
"suggestion": "Run `cnap clusters list` to see available clusters",
"details": "<unknown>"
}
}Clusters
Generate worker join command and cloud-init
Returns a join token, bootstrap command template, and cloud-init config for adding a worker node to a KaaS cluster. The token is short-lived.
POST
/
v1
/
clusters
/
{id}
/
worker_bootstrap
Generate worker join command and cloud-init
curl --request POST \
--url https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"expiry_seconds": 3600
}
'import requests
url = "https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap"
payload = { "expiry_seconds": 3600 }
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({expiry_seconds: 3600})
};
fetch('https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'expiry_seconds' => 3600
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap"
payload := strings.NewReader("{\n \"expiry_seconds\": 3600\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"expiry_seconds\": 3600\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.cnap.tech/v1/clusters/{id}/worker_bootstrap")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"expiry_seconds\": 3600\n}"
response = http.request(request)
puts response.read_body{
"token": "<string>",
"expires_at": 123,
"token_placeholder": "<string>",
"cmd_template": "<string>",
"cmd": "<string>",
"cloud_init_template": "<string>",
"cloud_init": "<string>"
}{
"error": {
"code": "not_found",
"message": "Resource not found",
"param": "name",
"suggestion": "Run `cnap clusters list` to see available clusters",
"details": "<unknown>"
}
}{
"error": {
"code": "not_found",
"message": "Resource not found",
"param": "name",
"suggestion": "Run `cnap clusters list` to see available clusters",
"details": "<unknown>"
}
}Authorizations
Personal Access Token (cnap_pat_...) or OAuth2 JWT. Create tokens at https://cnap.tech/account/tokens
Path Parameters
Cluster ID
Body
application/json
Token expiry in seconds (default 3600, max 86400)
Required range:
60 <= x <= 86400Response
Worker bootstrap info
Short-lived join token
Token expiry (unix seconds)
Placeholder string in templates
Bootstrap command with token placeholder
Bootstrap command with real token (ready to run)
Cloud-init YAML with token placeholder
Cloud-init YAML with real token (ready to use)
⌘I