From a1bb40e00d58a55c512bad290bcb41e929f7a8f1 Mon Sep 17 00:00:00 2001
From: Arumugam J <sixface@msn.com>
Date: Tue, 26 Sep 2023 10:20:36 -0400
Subject: [PATCH] Add option in `job-run` config to set the container hostname

---
 core/runjob.go      | 2 ++
 core/runjob_test.go | 2 ++
 docs/jobs.md        | 4 ++++
 3 files changed, 8 insertions(+)

diff --git a/core/runjob.go b/core/runjob.go
index 09b25ebb..35ed80b6 100644
--- a/core/runjob.go
+++ b/core/runjob.go
@@ -31,6 +31,7 @@ type RunJob struct {
 
 	Image       string
 	Network     string
+	Hostname    string
 	Container   string
 	Volume      []string
 	Environment []string
@@ -171,6 +172,7 @@ func (j *RunJob) buildContainer() (*docker.Container, error) {
 			Cmd:          args.GetArgs(j.Command),
 			User:         j.User,
 			Env:          j.Environment,
+			Hostname:     j.Hostname,
 		},
 		NetworkingConfig: &docker.NetworkingConfig{},
 		HostConfig: &docker.HostConfig{
diff --git a/core/runjob_test.go b/core/runjob_test.go
index 0395f088..802d0feb 100644
--- a/core/runjob_test.go
+++ b/core/runjob_test.go
@@ -40,6 +40,7 @@ func (s *SuiteRunJob) TestRun(c *C) {
 	job.TTY = true
 	job.Delete = "true"
 	job.Network = "foo"
+	job.Hostname = "test-host"
 	job.Name = "test"
 	job.Environment = []string{"test_Key1=value1", "test_Key2=value2"}
 	job.Volume = []string{"/test/tmp:/test/tmp:ro", "/test/tmp:/test/tmp:rw"}
@@ -68,6 +69,7 @@ func (s *SuiteRunJob) TestRun(c *C) {
 	c.Assert(container.Config.Env, DeepEquals, job.Environment)
 
 	// this doesn't seem to be working with DockerTestServer
+	// c.Assert(container.Config.Hostname, Equals, job.Hostname)
 	// c.Assert(container.HostConfig.Binds, DeepEquals, job.Volume)
 
 	// stop container, we don't need it anymore
diff --git a/docs/jobs.md b/docs/jobs.md
index d4bf0bd3..1386d00f 100644
--- a/docs/jobs.md
+++ b/docs/jobs.md
@@ -92,6 +92,10 @@ This job can be used in 2 situations:
   - *description*: Connect the container to this network
   - *value*: String, e.g. `backend-proxy`
   - *default*: Optional field, no default.
+- **Hostname** (1)
+  - *description*: Define the hostname of the instantiated container
+  - *value*: String, e.g. `test-server`
+  - *default*: Optional field, no default.
 - **Delete** (1)
   - *description*: Delete the container after the job is finished. Similar to `docker run --rm`
   - *value*: Boolean, either `true` or `false`