1. Goto Settings → Webhooks in Gitlab project menu

2. Select the event Issue Event

3. Enter the URL: https://YOUR_USER:YOUR_PASSWORD@your_jira_base_url/rest/restfulintegrator/1.0/incoming/gitlab_issue

This will start sending issue events in this project to Jira and iHub

Repeat the steps above and select Comment as event but with the URL

1. https://YOUR_USER:YOUR_PASSWORD@your_jira_base_url/rest/restfulintegrator/1.0/incoming/gitlab_comment

Manage the incoming request from Incoming Webhooks

1. Navigate to Incoming Webhooks

2. Click New Rule

3. Name it GitLab

4. Add a condition to the rule with operator ~ and value gitlab_issue

5. Add Flow

6. Add a condition with operator ~ and value gitlab_comment

7. Save the rule

So far we have just added the rule, now we need to build the actions that receives the call.

Create a GitLab authentication

1. Navigate to Credentials

2. Select Custom Header

3. Enter the name GitLab

4. Click Create

5. Add a new header with the following key/value
   

Add Actions in Integrations

1. Click New (Action)

2. Select Template Category: Jira Core

3. Select Template: Create Issue

4. Click Create

5. Select a basic Auth Jira user see Basic Auth

6. Add Body
   

   {
       "fields": {
           "project": {
               "id": "12200"
           },
           "summary": "{{object_attributes.title}}",
           "issuetype": {
               "id": "10001"
           },
           "reporter": {
               "name": "kg"
           },
           "labels": [
               "gitlab"
           ],
           "description":"{{object_attributes.description}}",
           "customfield_10201":"{{object_attributes.id}}"
       }
   }

This will create the issue based on the incoming data from GitLab

To be able to update or comment the issue we need to link them together using a labels on GitHub side to do this.

1. Click New (Action)

2. Select Template: application/json

3. Click Create

4. Select PUT as method

5. Enter URL: https://gitlab.com/api/v4/projects/YOUR_PROJECT_ID/labels

6. Select the GitLab header auth in the Authentication select list

7. Add Body

{
    "name":"{{key}}",
    "color":"#6699cc"
}