Communication with SdI - sending invoice

.gitignore

@@ -16,3 +16,10 @@
 
 # ENV files
 .env
+
+# Ignore Certificate Signing Request files
+*.csr
+# Ignore private RSA key files
+*.key
+# Ignore p7m files
+*.p7m

cmd/gobl.fatturapa/root.go

@@ -22,6 +22,7 @@ func (o *rootOpts) cmd() *cobra.Command {
 
 	cmd.AddCommand(versionCmd())
 	cmd.AddCommand(convert(o).cmd())
+	cmd.AddCommand(transmit(o).cmd())
 
 	return cmd
 }

cmd/gobl.fatturapa/transmit.go

@@ -0,0 +1,126 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"path/filepath"
+
+	sdi "github.com/invopop/gobl.fatturapa/sdi"
+	"github.com/spf13/cobra"
+)
+
+type transmitOpts struct {
+	*rootOpts
+	config *sdi.Config
+}
+
+func transmit(o *rootOpts) *transmitOpts {
+	return &transmitOpts{rootOpts: o}
+}
+
+func (c *transmitOpts) cmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "transmit [file] [environment]",
+		Short: "Transmit a FatturaPA XML file to SdI in selected environment",
+		RunE:  c.runE,
+	}
+
+	f := cmd.Flags()
+	f.Bool("verbose", false, "Logs all requests into the console")
+	f.String("ca-cert", "", "Path to a file containing the CA certificate")
+	f.String("cert", "", "Path to a file containing the SDI PEM certificate")
+	f.String("key", "", "Path to a file containing the sender PEM RSA private key")
+	f.String("env", "test", "Environment for running command")
+	_ = cmd.MarkFlagRequired("ca-cert")
+	_ = cmd.MarkFlagRequired("cert")
+	_ = cmd.MarkFlagRequired("key")
+
+	return cmd
+}
+
+func (c *transmitOpts) runE(cmd *cobra.Command, args []string) error {
+	ctx := cmd.Context()
+	verbose, err := cmd.Flags().GetBool("verbose")
+	if err != nil {
+		return err
+	}
+
+	config, err := getConfigByEnv(cmd)
+	if err != nil {
+		return err
+	}
+
+	caCertPool, err := loadDataFromFlag(cmd, "ca-cert")
+	if err != nil {
+		return err
+	}
+
+	certPEM, err := loadDataFromFlag(cmd, "cert")
+	if err != nil {
+		return err
+	}
+
+	keyPEM, err := loadDataFromFlag(cmd, "key")
+	if err != nil {
+		return err
+	}
+
+	client := sdi.NewClient(
+		sdi.WithDebugMode(verbose),
+		sdi.WithCACertPool(caCertPool),
+		sdi.WithClientCertPair(certPEM, keyPEM),
+	)
+
+	input, err := openInput(cmd, args)
+	if err != nil {
+		return err
+	}
+	defer input.Close() // nolint:errcheck
+
+	c.config = config
+
+	data, err := io.ReadAll(input)
+	if err != nil {
+		return fmt.Errorf("reading input: %w", err)
+	}
+	fileName := filepath.Base(args[0])
+
+	invOpts := sdi.InvoiceOpts{FileName: fileName, FileBody: data}
+
+	resp, err := sdi.SendInvoice(ctx, invOpts, client, *c.config)
+	if err != nil {
+		return fmt.Errorf("sending error: %w", err)
+	}
+
+	fmt.Printf("Invoice sent to SdI.\nHere is the response: %v\n", resp.Body.Response)
+
+	return nil
+}
+
+func getConfigByEnv(cmd *cobra.Command) (*sdi.Config, error) {
+	env, _ := cmd.Flags().GetString("env")
+	configs := map[string]*sdi.Config{
+		"dev":  &sdi.DevelopmentSdIConfig,
+		"test": &sdi.TestSdIConfig,
+		"prod": &sdi.ProductionSdIConfig,
+	}
+	config, exists := configs[env]
+	if !exists {
+		return nil, fmt.Errorf("invalid environment: %s. Allowed values are 'dev', 'test', 'prod'", env)
+	}
+
+	return config, nil
+}
+
+func loadDataFromFlag(cmd *cobra.Command, flagName string) ([]byte, error) {
+	filePath, err := cmd.Flags().GetString(flagName)
+	if err != nil {
+		return nil, err
+	}
+	data, err := os.ReadFile(filePath)
+	if err != nil {
+		return nil, err
+	}
+	return data, nil
+}

go.mod

@@ -3,11 +3,14 @@ module github.com/invopop/gobl.fatturapa
 go 1.20
 
 require (
+	github.com/go-resty/resty/v2 v2.13.1
 	github.com/invopop/gobl v0.76.0
 	github.com/invopop/xmldsig v0.8.0
+	github.com/jarcoal/httpmock v1.3.1
 	github.com/magefile/mage v1.14.0
 	github.com/spf13/cobra v1.7.0
 	github.com/stretchr/testify v1.8.4
+	github.com/terminalstatic/go-xsd-validate v0.1.5
 	gitlab.com/flimzy/testy v0.12.4
 )
 
@@ -31,8 +34,9 @@ require (
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/square/go-jose/v3 v3.0.0-20200630053402-0a67ce9b0693 // indirect
 	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
-	golang.org/x/crypto v0.17.0 // indirect
-	golang.org/x/sys v0.15.0 // indirect
+	golang.org/x/crypto v0.23.0 // indirect
+	golang.org/x/net v0.25.0 // indirect
+	golang.org/x/sys v0.20.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	software.sslmate.com/src/go-pkcs12 v0.2.0 // indirect
 )

go.sum

@@ -15,6 +15,8 @@ github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46t
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/go-resty/resty/v2 v2.13.1 h1:x+LHXBI2nMB1vqndymf26quycC4aggYJ7DECYbiz03g=
+github.com/go-resty/resty/v2 v2.13.1/go.mod h1:GznXlLxkq6Nh4sU59rPmUw3VtgpO3aS96ORAI6Q7d+0=
 github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
@@ -31,6 +33,8 @@ github.com/invopop/xmldsig v0.8.0 h1:W/yRh/HcMSlZrkaVtIeycxmBLssXIfy437yNCvx4gD4
 github.com/invopop/xmldsig v0.8.0/go.mod h1:dc3+2BYNw0vzauyZiOobTltp1t3BbvWSq7ae/F2gdk0=
 github.com/invopop/yaml v0.3.1 h1:f0+ZpmhfBSS4MhG+4HYseMdJhoeeopbSKbq5Rpeelso=
 github.com/invopop/yaml v0.3.1/go.mod h1:PMOp3nn4/12yEZUFfmOuNHJsZToEEOwoWsT+D81KkeA=
+github.com/jarcoal/httpmock v1.3.1 h1:iUx3whfZWVf3jT01hQTO/Eo5sAYtB2/rqaUuOtpInww=
+github.com/jarcoal/httpmock v1.3.1/go.mod h1:3yb8rc4BI7TCBhFY8ng0gjuLKJNquuDNiPaZjnENuYg=
 github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
 github.com/labstack/echo/v4 v4.9.1 h1:GliPYSpzGKlyOhqIbG8nmHBo3i1saKWFOgh41AN3b+Y=
 github.com/labstack/gommon v0.4.0 h1:y7cvthEAEbU0yHOf4axH8ZG2NH8knB9iNSoTO8dyIk8=
@@ -40,6 +44,7 @@ github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/mattn/go-colorable v0.1.11 h1:nQ+aFkoE2TMGc0b68U2OKSexC+eq46+XwZzWXHRmPYs=
 github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
+github.com/maxatome/go-testdeep v1.12.0 h1:Ql7Go8Tg0C1D/uMMX59LAoYK7LffeJQ6X2T04nTH68g=
 github.com/otiai10/copy v1.10.0 h1:znyI7l134wNg/wDktoVQPxPkgvhDfGCYUasey+h0rDQ=
 github.com/otiai10/copy v1.10.0/go.mod h1:rSaLseMUsZFFbsFGc7wCJnnkTAvdc5L6VWxPE4308Ww=
 github.com/otiai10/mint v1.5.1 h1:XaPLeE+9vGbuyEHem1JNk3bYc7KKqyI/na0/mLd/Kks=
@@ -63,32 +68,71 @@ github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO
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+github.com/terminalstatic/go-xsd-validate v0.1.5 h1:RqpJnf6HGE2CB/lZB1A8BYguk8uRtcvYAPLCF15qguo=
+github.com/terminalstatic/go-xsd-validate v0.1.5/go.mod h1:18lsvYFofBflqCrvo1umpABZ99+GneNTw2kEEc8UPJw=
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+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=

sdi/README.md

@@ -10,6 +10,78 @@
 
 - [Production URI](https://fatturapa.it/)
 
+## Manage the channel
+
+1. Go to the
+  [Manage the channel](https://sdi.fatturapa.gov.it/SdI2FatturaPAWebSpa/GestireCanaleAction.do)
+  page.
+2. Choose file to load the initial registration request.
+  The required file is `RichiestaAccreditamento.zip.p7m`.
+  Note the extension "zip.p7m" of the file.
+3. Fill the "Security Code" field. This is a captcha.
+
+After logging in, we have access to the following options:
+
+- Interoperability Test
+- View service agreement
+- Change Endpoint
+
+## Send an invoice
+
+To send an invoice you need:
+- invoice file in XML format
+- file with CA certificates in PEM format
+- PEM certificate (see the Certificato_Client folder)
+- PEM RSA private key (generated during initial registration process)
+
+Example of use:
+
+```console
+$ go run ./cmd/gobl.fatturapa transmit --ca-cert ./ca-all.pem --cert ./SDI-B85905495.pem --key ./key_client.key --verbose --env test invoice.xml
+2024/05/28 17:00:00.000000 DEBUG RESTY
+==============================================================================
+~~~ REQUEST ~~~
+POST  /ricevi_file  HTTP/1.1
+HOST   : testservizi.fatturapa.it
+HEADERS:
+	Content-Type: text/plain; charset=utf-8
+	User-Agent: go-resty/2.13.1 (https://github.com/go-resty/resty)
+BODY   :
+<?xml version='1.0' encoding='UTF-8'?><soapenv:Envelope xmlns:soapenv='http://schemas.xmlsoap.org/soap/envelope/' xmlns:typ='http://www.fatturapa.gov.it/sdi/ws/trasmissione/v1.0/types'><soapenv:Header/><soapenv:Body><typ:fileSdIAccoglienza><NomeFile>invoice.xml</NomeFile><File>FILE CONTENT</File></typ:fileSdIAccoglienza></soapenv:Body></soapenv:Envelope>
+------------------------------------------------------------------------------
+~~~ RESPONSE ~~~
+STATUS       : 200 OK
+PROTO        : HTTP/1.1
+RECEIVED AT  : 2024-05-28T17:00:00.500000000+02:00
+TIME DURATION: 500.000000ms
+HEADERS      :
+	Cache-Control: no-cache="set-cookie, set-cookie2"
+	Content-Language: en-US
+	Content-Length: 716
+	Content-Type: multipart/related; boundary="MIMEBoundary_"; type="application/xop+xml"; start="<[email protected]>"; start-info="text/xml"
+	Date: Tue, 28 May 2024 15:00:00 GMT
+	Expires: Thu, 01 Dec 1994 16:00:00 GMT
+	Set-Cookie: ==; HTTPOnly; Path=/; Domain=.fatturapa.it; HttpOnly
+	X-Powered-By: Servlet/3.0
+BODY         :
+--MIMEBoundary_
+Content-Type: application/xop+xml; charset=utf-8; type="text/xml"
+Content-Transfer-Encoding: binary
+Content-ID: <[email protected]>
+
+<?xml version="1.0" encoding="utf-8"?><soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"><soapenv:Body><ns2:rispostaSdIRiceviFile xmlns:ns2="http://www.fatturapa.gov.it/sdi/ws/trasmissione/v1.0/types"><IdentificativoSdI>29208092</IdentificativoSdI><DataOraRicezione>2024-05-28T17:00:00.200+02:00</DataOraRicezione></ns2:rispostaSdIRiceviFile></soapenv:Body></soapenv:Envelope>
+--MIMEBoundary_--
+==============================================================================
+```
+
 ## Links
 
 - [Manage the channel](https://sdi.fatturapa.gov.it/SdI2FatturaPAWebSpa/GestireCanaleAction.do)
+
+## Pfx server certificate
+
+```
+$ openssl pkcs12 -export -certpbe PBE-SHA1-3DES -keypbe PBE-SHA1-3DES -nomac -out SDI-PIVA-SERVER.pfx -inkey key_server.key -in SDI-IT.INVOPOP.COM.pem -certfile ca-all.pem
+Enter Export Password:
+Verifying - Enter Export Password:
+```

sdi/cert/README.md

@@ -2,6 +2,13 @@
 
 [Source link](https://www.fatturapa.gov.it/it/norme-e-regole/DocumentazioneSDI/)
 
+These certificates can also be obtained with the following commands:
+
+```console
+$ openssl s_client -connect testservizi.fatturapa.it:443 -showcerts
+$ openssl s_client -connect servizi.fatturapa.it:443 -showcerts
+```
+
 ## Test Certificates
 
 Contents of the `test` folder:
@@ -30,3 +37,13 @@ Contents of the `ca` folder:
   for the production environment
 - `UserTrustCA.cer`: CA certificate for servizi.fatturapa.it.cer
   for the production environment
+
+## Public keys
+
+[Exchange System documentation](https://www.fatturapa.gov.it/en/norme-e-regole/DocumentazioneSDI/)
+
+Public key of the client certificate of the SDICoop Transmission and SDICoop Reception Service.
+Contents of the `keys` folder:
+
+- `sdi_client_prod.cer_`: real flow
+- `sdi_client_test.cer_`: test flow