Added tests to the state package, and reworked the code around that

main.go

@@ -6,6 +6,7 @@ import (
 	"bareos-zabbix-check/spool"
 	"bareos-zabbix-check/state"
 	"fmt"
+	"log"
 	"os"
 	"time"
 )
@@ -14,22 +15,52 @@ func main() {
 	var (
 		config        config.Config
 		spool         spool.Spool
-		state         state.State
 		errorString   string
 		missingString string
 	)
 	config.Init()
-	err := state.Parse(&config)
+	// Open the state file
+	stateFile, err := os.Open(config.StateFile())
 	if err != nil {
-		fmt.Print(err)
+		fmt.Printf("INFO Couldn't open state file : %s", err)
 		os.Exit(0)
 	}
+	defer stateFile.Close()
+	// parse the state file
+	header, err := state.ParseHeader(stateFile)
+	if err != nil {
+		fmt.Printf("INFO Could not parse state file header : %s", err)
+		os.Exit(0)
+	}
+	if config.Verbose() {
+		log.Printf("Parsed header: %+s\n", header)
+	}
+	// seek to the job entries in the state file
+	offset, err := stateFile.Seek(int64(header.LastJobsAddr), 0)
+	if err != nil {
+		fmt.Printf("INFO Couldn't seek to jobs position in state file : %s", err)
+	}
+	if uint64(offset) != header.LastJobsAddr {
+		fmt.Print("INFO Truncated state file")
+	}
+	// Then parse the jobs in the state file
+	jobs, err := state.ParseJobs(stateFile)
+	if err != nil {
+		fmt.Printf("INFO Could not parse jobs in state file : %s", err)
+	}
+	if config.Verbose() {
+		log.Printf("%d jobs found in state file\n", len(jobs))
+		for i := 0; i < len(jobs); i++ {
+			log.Print(jobs[i])
+		}
+	}
+
 	// We will check for errors in loading the spool file only at the end. If all jobs ran successfully without errors
 	// in the state file and we manage to write a new spool file without errors, then we will ignore any error here to
 	// avoid false positives during backup bootstrap
 	err = spool.Load(&config)
 
-	jobs := job.KeepOldestOnly(append(state.Jobs(), spool.Jobs()...))
+	jobs = job.KeepOldestOnly(append(jobs, spool.Jobs()...))
 	spool.SetJobs(job.KeepSuccessOnly(jobs))
 
 	// we write this new spool