From bea8e5aba8fc84dcb0c980c3948ed6d78719dded Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Thu, 30 Jan 2020 17:44:42 +0100
Subject: Big rafactoring : code split in several modules and some other best
 practices

---
 spool/load.go  | 40 ++++++++++++++++++++++++++++++++++++++++
 spool/save.go  | 28 ++++++++++++++++++++++++++++
 spool/spool.go | 26 ++++++++++++++++++++++++++
 3 files changed, 94 insertions(+)
 create mode 100644 spool/load.go
 create mode 100644 spool/save.go
 create mode 100644 spool/spool.go

(limited to 'spool')

diff --git a/spool/load.go b/spool/load.go
new file mode 100644
index 0000000..282fdc6
--- /dev/null
+++ b/spool/load.go
@@ -0,0 +1,40 @@
+package spool
+
+import (
+	"bareos-zabbix-check/config"
+	"bareos-zabbix-check/job"
+	"encoding/csv"
+	"fmt"
+	"log"
+	"os"
+	"path"
+	"strconv"
+)
+
+// Load loads a spool file in path
+func (s *Spool) Load(c *config.Config) (err error) {
+	s.config = c
+	// We read the spool
+	file, err := os.Open(path.Join(c.WorkDir(), spoolFile))
+	if err != nil {
+		return fmt.Errorf("Couldn't open spool file, starting from scratch: %s", err)
+	}
+	defer file.Close()
+	lines, err := csv.NewReader(file).ReadAll()
+	if err != nil {
+		return fmt.Errorf("Corrupted spool file, starting from scratch : %s", err)
+	}
+	if c.Verbose() {
+		log.Printf("Spool file content : %v\n", lines)
+	}
+
+	for _, line := range lines {
+		var i int
+		i, err = strconv.Atoi(line[1])
+		if err != nil {
+			return fmt.Errorf("Corrupted spool file : couldn't parse timestamp entry")
+		}
+		s.jobs = append(s.jobs, job.Job{Name: line[0], Timestamp: uint64(i), Success: true})
+	}
+	return
+}
diff --git a/spool/save.go b/spool/save.go
new file mode 100644
index 0000000..b01dc7b
--- /dev/null
+++ b/spool/save.go
@@ -0,0 +1,28 @@
+package spool
+
+import (
+	"encoding/csv"
+	"fmt"
+	"os"
+	"path"
+)
+
+// Save writes a spool on the disk
+func (s *Spool) Save() (err error) {
+	file, err := os.Create(path.Join(s.config.WorkDir(), spoolFile))
+	if err != nil {
+		return
+	}
+	defer file.Close()
+
+	lines := make([][]string, len(s.jobs))
+	var i int = 0
+	for _, job := range s.jobs {
+		lines[i] = make([]string, 2)
+		lines[i][0] = job.Name
+		lines[i][1] = fmt.Sprintf("%d", job.Timestamp)
+		i++
+	}
+	err = csv.NewWriter(file).WriteAll(lines)
+	return
+}
diff --git a/spool/spool.go b/spool/spool.go
new file mode 100644
index 0000000..e095979
--- /dev/null
+++ b/spool/spool.go
@@ -0,0 +1,26 @@
+package spool
+
+import (
+	"bareos-zabbix-check/config"
+	"bareos-zabbix-check/job"
+)
+
+const (
+	spoolFile = "bareos-zabbix-check.spool"
+)
+
+// Spool is an object for manipulating a bareos spool file
+type Spool struct {
+	config *config.Config
+	jobs   []job.Job
+}
+
+// Jobs exports a spool to a jobs list
+func (s *Spool) Jobs() []job.Job {
+	return s.jobs
+}
+
+// SetJobs sets a jobs list
+func (s *Spool) SetJobs(jobs []job.Job) {
+	s.jobs = jobs
+}
-- 
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