From 7b7b40a5c1b9ff4a04c5a3af6f19d79067c2ae1f Mon Sep 17 00:00:00 2001
From: konrad <k@knt.li>
Date: Sat, 29 Apr 2017 15:16:46 +0200
Subject: [PATCH] Enabled script trigger on post-request

---
 form.htm                          |  7 +++
 src/Simple-Git-Deploy/config.ini  |  4 +-
 src/Simple-Git-Deploy/deploy.sh   | 20 ++++----
 src/Simple-Git-Deploy/main.go     | 83 ++++++++++++++++++++++++-------
 src/github.com/go-playground/form |  1 +
 5 files changed, 87 insertions(+), 28 deletions(-)
 create mode 100644 form.htm
 create mode 160000 src/github.com/go-playground/form

diff --git a/form.htm b/form.htm
new file mode 100644
index 0000000..dc05c7d
--- /dev/null
+++ b/form.htm
@@ -0,0 +1,7 @@
+<form action="http://localhost:8080/" method="post">
+    <input type="hidden" name="payload" value='{
+  "secret":"Baum",
+   "ref":"feature"
+}'/>
+    <input type="submit"/>
+</form>
\ No newline at end of file
diff --git a/src/Simple-Git-Deploy/config.ini b/src/Simple-Git-Deploy/config.ini
index 7bfd125..f3d9cf8 100644
--- a/src/Simple-Git-Deploy/config.ini
+++ b/src/Simple-Git-Deploy/config.ini
@@ -2,4 +2,6 @@ ssh_key=/home/konrad/Schreibtisch/life-wob/life-deploy
 git_url=ssh://git@git.mowie.cc:9022/Websites/Life-Homepage.git
 deploy_dir=/home/konrad/Schreibtisch/life-wob/html
 container_name=
-secret=
\ No newline at end of file
+secret=Baum
+interface=":8080"
+branch_name=refs/heads/master
\ No newline at end of file
diff --git a/src/Simple-Git-Deploy/deploy.sh b/src/Simple-Git-Deploy/deploy.sh
index 11fc27a..8967a9b 100755
--- a/src/Simple-Git-Deploy/deploy.sh
+++ b/src/Simple-Git-Deploy/deploy.sh
@@ -10,13 +10,13 @@ while getopts ':k:g:d:c:' OPTION ; do
   esac
 done
 
-echo "-----------------------------"
-echo "Started at:"
-date
-echo "Key: ${KEY}"
-echo "Git-Url: ${GIT_URL}"
-echo "Deploy-Dir: ${DEPLOY_DIR}"
-echo "----------------------------"
+#echo "-----------------------------"
+#echo "Started at:"
+#date
+#echo "Key: ${KEY}"
+#echo "Git-Url: ${GIT_URL}"
+#echo "Deploy-Dir: ${DEPLOY_DIR}"
+#echo "----------------------------"
 
 #Check for Key
 if [ -z "$KEY" ]
@@ -54,6 +54,6 @@ if [ ! -z "$DCONTAINER_NAME" ]
     docker restart $DCONTAINER_NAME
 fi
 
-echo "Finished at:"
-date
-echo "-----------------------------"
\ No newline at end of file
+#echo "Finished at:"
+#date
+#echo "-----------------------------"
\ No newline at end of file
diff --git a/src/Simple-Git-Deploy/main.go b/src/Simple-Git-Deploy/main.go
index 39bbe36..f4a085d 100644
--- a/src/Simple-Git-Deploy/main.go
+++ b/src/Simple-Git-Deploy/main.go
@@ -2,37 +2,86 @@ package main
 
 import (
 	"fmt"
-	"os/exec"
+	//"os/exec"
 
 	"github.com/go-ini/ini"
 	"log"
+	"net/http"
+	//"encoding/json"
+	//"os/exec"
+	//"github.com/go-playground/form"
+	//"encoding/json"
+	"github.com/go-playground/form"
+	"io/ioutil"
+	"encoding/json"
+	"net/url"
+	"os/exec"
 )
 
 type Config struct {
-	SSH_Key string
-	Git_url string
-	Deploy_dir string
+	SSH_Key        string
+	Git_url        string
+	Deploy_dir     string
 	Container_name string
-	Secret string
+	Secret         string
+	Interface      string
+}
+
+func config(key string) string {
+	cfg, _ := ini.Load("config.ini")
+	return cfg.Section("").Key(key).String()
+}
+
+type Payload struct {
+	Secret string `json:"secret"`
+	Ref    string `json:"ref"`
 }
 
 func main() {
-	//Init Config
-	cfg, _ := ini.Load("config.ini")
-	var Conf Config
-	Conf.SSH_Key = cfg.Section("").Key("ssh_key").String()
-	Conf.Deploy_dir = cfg.Section("").Key("deploy_dir").String()
-	Conf.Git_url = cfg.Section("").Key("git_url").String()
-	Conf.Container_name = cfg.Section("").Key("container_name").String()
-	Conf.Secret = cfg.Section("").Key("secret").String()
+	
+	if config("git_url") != "" && config("deploy_dir") != "" && config("ssh_key") != "" {
 
-	if Conf.Git_url != "" && Conf.Deploy_dir != "" && Conf.SSH_Key != "" {
-		cmd, err := exec.Command("/bin/bash", "deploy.sh", "-k", Conf.SSH_Key, "-g", Conf.Git_url, "-d", Conf.Deploy_dir, "-c", Conf.Container_name).Output()
+		// Server
+		http.HandleFunc("/", handleHook)
+		err := http.ListenAndServe(config("interface"), nil) // setting listening port
 		if err != nil {
-			log.Fatal(err)
+			log.Fatal("ListenAndServe: ", err)
 		}
-		fmt.Printf("%s\n", cmd)
 	} else {
 		fmt.Println("You must provide at least a Git-Url, Deploy-Dir and SSH-Key!")
 	}
 }
+
+var decoder *form.Decoder
+
+func handleHook(w http.ResponseWriter, r *http.Request) {
+	if r.Method == "POST" {
+		body, err := ioutil.ReadAll(r.Body)
+		if err != nil {
+			log.Printf("error reading response: %v", err)
+		}
+
+		encoded, _ := url.QueryUnescape(string(body[8:]))
+		//log.Println(encoded)
+
+		var hook_data Payload
+		err = json.Unmarshal([]byte(encoded), &hook_data)
+		if err != nil {
+			log.Printf("error decoding response: %v", err)
+		}
+		log.Println("Recived payload, Secret:", hook_data.Secret, ", Ref:", hook_data.Ref)
+
+		if hook_data.Secret == config("secret") {
+			if hook_data.Ref == config("branch_name") || hook_data.Ref == "refs/heads/" + config("secret") {
+				log.Println("Recived corresponding secret: ", hook_data.Secret)
+				log.Println("Starting update...")
+				cmd, err := exec.Command("/bin/bash", "deploy.sh", "-k", config("ssh_key"), "-g", config("git_url"), "-d", config("deploy_dir"), "-c", config("container_name")).Output()
+				if err != nil {
+					log.Fatal(err)
+				}
+				log.Printf("%s\n", cmd)
+				log.Println("Finished update.")
+			}
+		}
+	}
+}
diff --git a/src/github.com/go-playground/form b/src/github.com/go-playground/form
new file mode 160000
index 0000000..20d0406
--- /dev/null
+++ b/src/github.com/go-playground/form
@@ -0,0 +1 @@
+Subproject commit 20d04065dbc6f79aac03bbfd49b6a9e0658f5842