├── .gitignore
├── LICENSE
├── README.md
└── postToSlack.sh


/.gitignore:
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1 | # webstorm
2 | .idea


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/LICENSE:
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 1 | The MIT License (MIT)
 2 | 
 3 | Copyright (c) 2016 Sul Aga
 4 | 
 5 | Permission is hereby granted, free of charge, to any person obtaining a copy
 6 | of this software and associated documentation files (the "Software"), to deal
 7 | in the Software without restriction, including without limitation the rights
 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 9 | copies of the Software, and to permit persons to whom the Software is
10 | furnished to do so, subject to the following conditions:
11 | 
12 | The above copyright notice and this permission notice shall be included in all
13 | copies or substantial portions of the Software.
14 | 
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 | SOFTWARE.
22 | 


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/README.md:
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1 | # Post messages to slack from Bash
2 | This source code is for blog <a href="http://www.sulhome.com/blog/12/post-messages-to-slack-from-bash" target="_blank">Post messages to slack from Bash</a>


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/postToSlack.sh:
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 1 | #!/usr/bin/env bash
 2 | 
 3 | function usage {
 4 |     programName=$0
 5 |     echo "description: use this program to post messages to Slack channel"
 6 |     echo "usage: $programName [-t \"sample title\"] [-b \"message body\"] [-c \"mychannel\"] [-u \"slack url\"]"
 7 |     echo "	-t    the title of the message you are posting"
 8 |     echo "	-b    The message body"
 9 |     echo "	-c    The channel you are posting to"
10 |     echo "	-u    The slack hook url to post to"
11 |     exit 1
12 | }
13 | 
14 | while getopts ":t:b:c:u:h" opt; do
15 |   case ${opt} in
16 |     t) msgTitle="$OPTARG"
17 |     ;;
18 |     u) slackUrl="$OPTARG"
19 |     ;;
20 |     b) msgBody="$OPTARG"
21 |     ;;
22 |     c) channelName="$OPTARG"
23 |     ;;
24 |     h) usage
25 |     ;;
26 |     \?) echo "Invalid option -$OPTARG" >&2
27 |     ;;
28 |   esac
29 | done
30 | 
31 | if [[ ! "${msgTitle}" ||  ! "${slackUrl}" || ! "${msgBody}" || ! "${channelName}" ]]; then
32 |     echo "all arguments are required"
33 |     usage
34 | fi
35 | 
36 | read -d '' payLoad << EOF
37 | {
38 |         "channel": "#${channelName}",
39 |         "username": "$(hostname)",
40 |         "icon_emoji": ":sunglasses:",
41 |         "attachments": [
42 |             {
43 |                 "fallback": "${msgTitle}",
44 |                 "color": "good",
45 |                 "title": "${msgTitle}",
46 |                 "fields": [{
47 |                     "title": "message",
48 |                     "value": "${msgBody}",
49 |                     "short": false
50 |                 }]
51 |             }
52 |         ]
53 |     }
54 | EOF
55 | 
56 | 
57 | statusCode=$(curl \
58 |         --write-out %{http_code} \
59 |         --silent \
60 |         --output /dev/null \
61 |         -X POST \
62 |         -H 'Content-type: application/json' \
63 |         --data "${payLoad}" ${slackUrl})
64 | 
65 | echo ${statusCode}


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