Class: Kraaken::Cloudflare

Inherits:
Object
  • Object
show all
Defined in:
lib/kraaken/cloudflare.rb

Defined Under Namespace

Classes: Tunnel

Instance Method Summary collapse

Constructor Details

#initialize(config:) ⇒ Cloudflare

Returns a new instance of Cloudflare.



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# File 'lib/kraaken/cloudflare.rb', line 12

def initialize(config:)
  @config = config
end

Instance Method Details

#create_tunnel(name) ⇒ Object 



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# File 'lib/kraaken/cloudflare.rb', line 22

def create_tunnel(name)
  tunnel_secret = Base64.strict_encode64 SecureRandom.hex(32)
  body = {name:, tunnel_secret:, config_src: "cloudflare"}
  config = {
    config: {
      ingress: [
        {
          hostname: "#{name}.server.nerdgeschoss.de",
          service: "http://traefik:8080"
        },
        {
          hostname: "*.#{name}.nerdgeschoss.de",
          service: "http://traefik"
        },
        {
          service: "http_status:404"
        }
      ]
    }
  }
  res = client.post("/client/v4/accounts/#{credential.username}/cfd_tunnel", body).body["result"]
  tunnel = Tunnel.new(res["id"], res["name"], res["status"], self, res["token"])
  logger.info "Creating tunnel #{name} with id #{tunnel.id}"
  client.put("/client/v4/accounts/#{credential.username}/cfd_tunnel/#{tunnel.id}/configurations", config)
  server_dns = {
    type: "CNAME",
    proxied: true,
    name: "#{name}.server.nerdgeschoss.de",
    content: "#{tunnel.id}.cfargotunnel.com"
  }
  logger.info "Creating DNS record for #{name}.server.nerdgeschoss.de"
  client.post("/client/v4/zones/#{zone_id}/dns_records", server_dns)
  app_dns = {
    type: "CNAME",
    proxied: true,
    name: "*.#{name}.nerdgeschoss.de",
    content: "#{tunnel.id}.cfargotunnel.com"
  }
  logger.info "Creating DNS record for #{name}.server.nerdgeschoss.de"
  client.post("/client/v4/zones/#{zone_id}/dns_records", app_dns)
  logger.info "Tunnel #{name} created"
  tunnel
end

#tunnel_token(id:) ⇒ Object 



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# File 'lib/kraaken/cloudflare.rb', line 66

def tunnel_token(id:)
  client.get("/client/v4/accounts/#{credential.username}/cfd_tunnel/#{id}/token").body["result"] || raise("Could not fetch tunnel token")
end

#tunnel_token_for_name(name) ⇒ Object 



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# File 'lib/kraaken/cloudflare.rb', line 70

def tunnel_token_for_name(name)
  (tunnels.find { _1.name == name } || create_tunnel(name)).token
end

#tunnels ⇒ Object 



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# File 'lib/kraaken/cloudflare.rb', line 16

def tunnels
  client.get("/client/v4/accounts/#{credential.username}/cfd_tunnel").body["result"]&.map do |tunnel|
    Tunnel.new(tunnel["id"], tunnel["name"], tunnel["status"], self)
  end || raise("Could not fetch tunnels")
end