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annotate pkg/soap/soap.go @ 1017:a244b18cb916

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Added GNU Affero General Public License. Adjusted the headers of the Go files to be AGPLv3.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Tue, 23 Oct 2018 18:15:14 +0200
parents 5e45f441aed6
children 7ee9bdaac336
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rev   line source
1017
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1 // This is Free Software under GNU Affero General Public License v >= 3.0
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2 // without warranty, see README.md and license for details.
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3 //
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4 // SPDX-License-Identifier: AGPL-3.0-or-later
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5 // License-Filename: LICENSES/AGPL-3.0.txt
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6 //
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7 // Copyright (C) 2018 by via donau
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8 // – Österreichische Wasserstraßen-Gesellschaft mbH
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9 // Software engineering by Intevation GmbH
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10 //
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11 // Author(s):
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12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de>
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13
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14 package soap
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15
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16 import (
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17 "bytes"
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18 "crypto/tls"
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19 "encoding/xml"
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20 "io/ioutil"
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21 "log"
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22 "math/rand"
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23 "net"
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24 "net/http"
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25 "time"
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26 )
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27
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28 const timeout = time.Duration(30 * time.Second)
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29
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30 func dialTimeout(network, addr string) (net.Conn, error) {
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31 return net.DialTimeout(network, addr, timeout)
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32 }
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33
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34 type SOAPEnvelope struct {
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35 XMLName xml.Name `xml:"http://schemas.xmlsoap.org/soap/envelope/ Envelope"`
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36 Header *SOAPHeader
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37 Body SOAPBody
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38 }
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39
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40 type SOAPHeader struct {
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41 XMLName xml.Name `xml:"http://schemas.xmlsoap.org/soap/envelope/ Header"`
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42
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43 Items []interface{} `xml:",omitempty"`
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44 }
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45
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46 type SOAPBody struct {
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47 XMLName xml.Name `xml:"http://schemas.xmlsoap.org/soap/envelope/ Body"`
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48
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49 Fault *SOAPFault `xml:",omitempty"`
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50 Content interface{} `xml:",omitempty"`
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51 }
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52
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53 type SOAPFault struct {
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54 XMLName xml.Name `xml:"http://schemas.xmlsoap.org/soap/envelope/ Fault"`
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55
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56 Code string `xml:"faultcode,omitempty"`
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57 String string `xml:"faultstring,omitempty"`
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58 Actor string `xml:"faultactor,omitempty"`
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59 Detail string `xml:"detail,omitempty"`
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60 }
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61
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62 const (
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63 // Predefined WSS namespaces to be used in
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64 WssNsWSSE string = "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd"
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65 WssNsWSU string = "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd"
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66 WssNsType string = "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-username-token-profile-1.0#PasswordText"
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67 )
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68
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69 type WSSSecurityHeader struct {
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70 XMLName xml.Name `xml:"http://schemas.xmlsoap.org/soap/envelope/ wsse:Security"`
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71 XmlNSWsse string `xml:"xmlns:wsse,attr"`
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72
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73 MustUnderstand string `xml:"mustUnderstand,attr,omitempty"`
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74
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75 Token *WSSUsernameToken `xml:",omitempty"`
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76 }
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77
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78 type WSSUsernameToken struct {
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79 XMLName xml.Name `xml:"wsse:UsernameToken"`
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80 XmlNSWsu string `xml:"xmlns:wsu,attr"`
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81 XmlNSWsse string `xml:"xmlns:wsse,attr"`
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82
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83 Id string `xml:"wsu:Id,attr,omitempty"`
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84
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85 Username *WSSUsername `xml:",omitempty"`
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86 Password *WSSPassword `xml:",omitempty"`
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87 }
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88
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89 type WSSUsername struct {
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90 XMLName xml.Name `xml:"wsse:Username"`
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91 XmlNSWsse string `xml:"xmlns:wsse,attr"`
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92
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93 Data string `xml:",chardata"`
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94 }
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95
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96 type WSSPassword struct {
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97 XMLName xml.Name `xml:"wsse:Password"`
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98 XmlNSWsse string `xml:"xmlns:wsse,attr"`
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99 XmlNSType string `xml:"Type,attr"`
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100
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101 Data string `xml:",chardata"`
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102 }
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103
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104 type BasicAuth struct {
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105 Login string
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106 Password string
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107 }
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108
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109 type SOAPClient struct {
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110 url string
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111 tlsCfg *tls.Config
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112 auth *BasicAuth
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113 headers []interface{}
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114 }
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115
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116 // **********
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117 // Accepted solution from http://stackoverflow.com/questions/22892120/how-to-generate-a-random-string-of-a-fixed-length-in-golang
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118 // Author: Icza - http://stackoverflow.com/users/1705598/icza
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119
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120 const (
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121 letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
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parents:
diff changeset
122 letterIdxBits = 6 // 6 bits to represent a letter index
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
123 letterIdxMask = 1<<letterIdxBits - 1 // All 1-bits, as many as letterIdxBits
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
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parents:
diff changeset
124 letterIdxMax = 63 / letterIdxBits // # of letter indices fitting in 63 bits
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
125 )
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
126
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
127 func randStringBytesMaskImprSrc(n int) string {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
128 src := rand.NewSource(time.Now().UnixNano())
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
129 b := make([]byte, n)
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
130 // A src.Int63() generates 63 random bits, enough for letterIdxMax characters!
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
131 for i, cache, remain := n-1, src.Int63(), letterIdxMax; i >= 0; {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
132 if remain == 0 {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
133 cache, remain = src.Int63(), letterIdxMax
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
134 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
135 if idx := int(cache & letterIdxMask); idx < len(letterBytes) {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
136 b[i] = letterBytes[idx]
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
137 i--
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
138 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
139 cache >>= letterIdxBits
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
140 remain--
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
141 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
142 return string(b)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
143 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
144
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
145 // **********
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
146
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
147 func NewWSSSecurityHeader(user, pass, mustUnderstand string) *WSSSecurityHeader {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
148 hdr := &WSSSecurityHeader{XmlNSWsse: WssNsWSSE, MustUnderstand: mustUnderstand}
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
149 hdr.Token = &WSSUsernameToken{XmlNSWsu: WssNsWSU, XmlNSWsse: WssNsWSSE, Id: "UsernameToken-" + randStringBytesMaskImprSrc(9)}
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
150 hdr.Token.Username = &WSSUsername{XmlNSWsse: WssNsWSSE, Data: user}
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
151 hdr.Token.Password = &WSSPassword{XmlNSWsse: WssNsWSSE, XmlNSType: WssNsType, Data: pass}
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
152 return hdr
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
153 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
154
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
155 func (b *SOAPBody) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
156 if b.Content == nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
157 return xml.UnmarshalError("Content must be a pointer to a struct")
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
158 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
159
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
160 var (
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
161 token xml.Token
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
162 err error
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
163 consumed bool
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
164 )
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
165
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
166 Loop:
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
167 for {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
168 if token, err = d.Token(); err != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
169 return err
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
170 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
171
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
172 if token == nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
173 break
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
174 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
175
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
176 switch se := token.(type) {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
177 case xml.StartElement:
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
178 if consumed {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
179 return xml.UnmarshalError("Found multiple elements inside SOAP body; not wrapped-document/literal WS-I compliant")
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
180 } else if se.Name.Space == "http://schemas.xmlsoap.org/soap/envelope/" && se.Name.Local == "Fault" {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
181 b.Fault = &SOAPFault{}
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
182 b.Content = nil
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
183
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
184 err = d.DecodeElement(b.Fault, &se)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
185 if err != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
186 return err
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
187 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
188
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
189 consumed = true
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
190 } else {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
191 if err = d.DecodeElement(b.Content, &se); err != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
192 return err
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
193 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
194
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
195 consumed = true
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
196 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
197 case xml.EndElement:
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
198 break Loop
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
199 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
200 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
201
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
202 return nil
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
203 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
204
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
205 func (f *SOAPFault) Error() string {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
206 return f.String
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
207 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
208
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
209 func NewSOAPClient(url string, insecureSkipVerify bool, auth *BasicAuth) *SOAPClient {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
210 tlsCfg := &tls.Config{
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
211 InsecureSkipVerify: insecureSkipVerify,
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
212 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
213 return NewSOAPClientWithTLSConfig(url, tlsCfg, auth)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
214 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
215
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
216 func NewSOAPClientWithTLSConfig(url string, tlsCfg *tls.Config, auth *BasicAuth) *SOAPClient {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
217 return &SOAPClient{
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
218 url: url,
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
219 tlsCfg: tlsCfg,
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
220 auth: auth,
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
221 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
222 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
223
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
224 func (s *SOAPClient) AddHeader(header interface{}) {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
225 s.headers = append(s.headers, header)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
226 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
227
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
228 func (s *SOAPClient) Call(soapAction string, request, response interface{}) error {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
229 envelope := SOAPEnvelope{}
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
230
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
231 if s.headers != nil && len(s.headers) > 0 {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
232 soapHeader := &SOAPHeader{Items: make([]interface{}, len(s.headers))}
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
233 copy(soapHeader.Items, s.headers)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
234 envelope.Header = soapHeader
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
235 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
236
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
237 envelope.Body.Content = request
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
238 buffer := new(bytes.Buffer)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
239
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
240 encoder := xml.NewEncoder(buffer)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
241 //encoder.Indent("", " ")
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
242
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
243 if err := encoder.Encode(envelope); err != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
244 return err
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
245 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
246
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parents:
diff changeset
247 if err := encoder.Flush(); err != nil {
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parents:
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248 return err
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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249 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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250
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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251 //log.Println(buffer.String())
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252
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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253 req, err := http.NewRequest("POST", s.url, buffer)
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parents:
diff changeset
254 if err != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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255 return err
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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256 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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257 if s.auth != nil {
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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258 req.SetBasicAuth(s.auth.Login, s.auth.Password)
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parents:
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259 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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260
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
261 req.Header.Add("Content-Type", "text/xml; charset=\"utf-8\"")
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parents:
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262 req.Header.Add("SOAPAction", soapAction)
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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263
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
264 req.Header.Set("User-Agent", "gowsdl/0.1")
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
265 req.Close = true
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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266
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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267 tr := &http.Transport{
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parents:
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268 TLSClientConfig: s.tlsCfg,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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269 Dial: dialTimeout,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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270 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
271
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parents:
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272 client := &http.Client{Transport: tr}
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parents:
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273 res, err := client.Do(req)
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
274 if err != nil {
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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275 return err
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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276 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
277 defer res.Body.Close()
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parents:
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278
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
279 rawbody, err := ioutil.ReadAll(res.Body)
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parents:
diff changeset
280 if err != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
281 return err
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
282 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
283 if len(rawbody) == 0 {
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
284 log.Println("empty response")
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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285 return nil
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
286 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
287
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
288 //log.Println(string(rawbody))
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
289 respEnvelope := new(SOAPEnvelope)
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parents:
diff changeset
290 respEnvelope.Body = SOAPBody{Content: response}
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
291 err = xml.Unmarshal(rawbody, respEnvelope)
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
292 if err != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
293 return err
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
294 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
295
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
296 fault := respEnvelope.Body.Fault
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
297 if fault != nil {
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
298 return fault
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
299 }
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
300
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
301 return nil
5e45f441aed6 Added SOAP client for the IFBN bottleneck service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
302 }