add DefaultConfig

Adds DefaultConfig to the config format so that a single config can be
defined for all jobs

job.go

@@ -52,7 +52,7 @@ func (r ResticConfig) Validate() error {
 type Job struct {
 	Name     string          `hcl:"name,label"`
 	Schedule string          `hcl:"schedule"`
-	Config   ResticConfig    `hcl:"config,block"`
+	Config   *ResticConfig    `hcl:"config,block"`
 	Tasks    []JobTask       `hcl:"task,block"`
 	Backup   BackupFilesTask `hcl:"backup,block"`
 	Forget   *ForgetOpts     `hcl:"forget,block"`
@@ -85,6 +85,10 @@ func (j Job) Validate() error {
 		return fmt.Errorf("job %s has an invalid schedule: %v: %w", j.Name, err, ErrInvalidConfigValue)
 	}
 
+	if j.Config == nil {
+		return fmt.Errorf("job %s is missing restic config: %w", j.Name, ErrMissingField)
+	}
+		
 	if err := j.Config.Validate(); err != nil {
 		return fmt.Errorf("job %s has invalid config: %w", j.Name, err)
 	}
@@ -276,7 +280,7 @@ func (j Job) NewRestic() *Restic {
 }
 
 type Config struct {
-	// GlobalConfig *ResticConfig `hcl:"global_config,block"`
+	DefaultConfig *ResticConfig `hcl:"default_config,block"`
 	Jobs []Job `hcl:"job,block"`
 }
 
@@ -286,6 +290,12 @@ func (c Config) Validate() error {
 	}
 
 	for _, job := range c.Jobs {
+		// Use default restic config if no job config is provided
+		// TODO: Maybe merge values here
+		if job.Config == nil {
+			job.Config = c.DefaultConfig
+		}
+		
 		if err := job.Validate(); err != nil {
 			return err
 		}

job_test.go

@@ -7,8 +7,8 @@ import (
 	main "git.iamthefij.com/iamthefij/restic-scheduler"
 )
 
-func ValidResticConfig() main.ResticConfig {
-	return main.ResticConfig{
+func ValidResticConfig() *main.ResticConfig {
+	return &main.ResticConfig{
 		Passphrase: "shh",
 		Repo:       "./data",
 		Env:        nil,
@@ -129,7 +129,7 @@ func TestJobValidation(t *testing.T) {
 			job: main.Job{
 				Name:     "Test job",
 				Schedule: "@daily",
-				Config:   main.ResticConfig{}, //nolint:exhaustruct
+				Config:   &main.ResticConfig{}, //nolint:exhaustruct
 				Tasks:    []main.JobTask{},
 				Backup:   main.BackupFilesTask{Paths: []string{"/test"}}, //nolint:exhaustruct
 				Forget:   nil,
@@ -207,7 +207,9 @@ func TestConfigValidation(t *testing.T) {
 	}{
 		{
 			name: "Valid job",
-			config: main.Config{Jobs: []main.Job{{
+			config: main.Config{
+				DefaultConfig: nil,
+				Jobs: []main.Job{{
 					Name:     "Valid job",
 					Schedule: "@daily",
 					Config:   ValidResticConfig(),
@@ -215,7 +217,24 @@ func TestConfigValidation(t *testing.T) {
 					Backup:   main.BackupFilesTask{Paths: []string{"/test"}}, //nolint:exhaustruct
 					MySQL:    []main.JobTaskMySQL{},
 					Sqlite:   []main.JobTaskSqlite{},
-			}}},
+				}},
+			},
+			expectedErr: nil,
+		},
+		{
+			name: "Valid job with default config",
+			config: main.Config{
+				DefaultConfig: ValidResticConfig(),
+				Jobs: []main.Job{{
+					Name:     "Valid job",
+					Schedule: "@daily",
+					Config:   nil,
+					Tasks:    []main.JobTask{},
+					Backup:   main.BackupFilesTask{Paths: []string{"/test"}}, //nolint:exhaustruct
+					MySQL:    []main.JobTaskMySQL{},
+					Sqlite:   []main.JobTaskSqlite{},
+				}},
+			},
 			expectedErr: nil,
 		},
 		{
@@ -237,6 +256,20 @@ func TestConfigValidation(t *testing.T) {
 			}}},
 			expectedErr: main.ErrMissingField,
 		},
+		{
+			name: "Missing config",
+			config: main.Config{Jobs: []main.Job{{
+				Name:     "",
+				Schedule: "@daily",
+				Config:   nil,
+				Tasks:    []main.JobTask{},
+				Backup:   main.BackupFilesTask{Paths: []string{"/test"}}, //nolint:exhaustruct
+				Forget:   nil,
+				MySQL:    []main.JobTaskMySQL{},
+				Sqlite:   []main.JobTaskSqlite{},
+			}}},
+			expectedErr: main.ErrMissingField,
+		},
 	}
 
 	for _, c := range cases {