MM-22273 New auditing system (phase 1) (#13967)

* New auditing API outputting to syslog via TLS

* New config section for specifying remote syslog server IP, port, and cert.

* Legacy audit API retained for access history feature

api4/compliance.go

@@ -8,6 +8,7 @@ import (
 	"strconv"
 
 	"github.com/avct/uasurfer"
+	"github.com/mattermost/mattermost-server/v5/audit"
 	"github.com/mattermost/mattermost-server/v5/model"
 )
 
@@ -25,6 +26,9 @@ func createComplianceReport(c *Context, w http.ResponseWriter, r *http.Request)
 		return
 	}
 
+	auditRec := c.MakeAuditRecord("createComplianceReport", audit.Fail)
+	defer c.LogAuditRec(auditRec)
+
 	if !c.App.SessionHasPermissionTo(*c.App.Session(), model.PERMISSION_MANAGE_SYSTEM) {
 		c.SetPermissionError(model.PERMISSION_MANAGE_SYSTEM)
 		return
@@ -38,7 +42,11 @@ func createComplianceReport(c *Context, w http.ResponseWriter, r *http.Request)
 		return
 	}
 
+	auditRec.Success()
+	auditRec.AddMeta("compliance_id", rjob.Id)
+	auditRec.AddMeta("compliance_desc", rjob.Desc)
 	c.LogAudit("")
+
 	w.WriteHeader(http.StatusCreated)
 	w.Write([]byte(rjob.ToJson()))
 }
@@ -84,6 +92,10 @@ func downloadComplianceReport(c *Context, w http.ResponseWriter, r *http.Request
 		return
 	}
 
+	auditRec := c.MakeAuditRecord("downloadComplianceReport", audit.Fail)
+	defer c.LogAuditRec(auditRec)
+	auditRec.AddMeta("compliance_id", c.Params.ReportId)
+
 	if !c.App.SessionHasPermissionTo(*c.App.Session(), model.PERMISSION_MANAGE_SYSTEM) {
 		c.SetPermissionError(model.PERMISSION_MANAGE_SYSTEM)
 		return
@@ -101,6 +113,7 @@ func downloadComplianceReport(c *Context, w http.ResponseWriter, r *http.Request
 		return
 	}
 
+	auditRec.AddMeta("compliance_desc", job.Desc)
 	c.LogAudit("downloaded " + job.Desc)
 
 	w.Header().Set("Cache-Control", "max-age=2592000, public")
@@ -117,5 +130,7 @@ func downloadComplianceReport(c *Context, w http.ResponseWriter, r *http.Request
 		w.Header().Set("Content-Type", "application/octet-stream")
 	}
 
+	auditRec.Success()
+
 	w.Write(reportBytes)
 }