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-rw-r--r--.gitignore1
-rw-r--r--getwtxt.yml3
-rw-r--r--go.mod3
-rw-r--r--go.sum7
-rw-r--r--svc/common.go16
-rw-r--r--svc/common_test.go34
-rw-r--r--svc/conf.go13
7 files changed, 76 insertions, 1 deletions
diff --git a/.gitignore b/.gitignore
index 90b4945..f009869 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ logs/
 local/
 *.db/
 *.db
+/.idea
diff --git a/getwtxt.yml b/getwtxt.yml
index 8945993..5127e77 100644
--- a/getwtxt.yml
+++ b/getwtxt.yml
@@ -40,6 +40,9 @@ DatabasePath: "getwtxt.db"
 ##  changes are detected.                                  ##
 #############################################################
 
+# Administrator password for certain destructive actions
+AdminPassword: "please_change_me"
+
 # The path to the assets directory, which contains:
 #     style.css
 #     tmpl/index.html
diff --git a/go.mod b/go.mod
index 2013e93..dfa6f22 100644
--- a/go.mod
+++ b/go.mod
@@ -10,5 +10,6 @@ require (
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.7.0
 	github.com/syndtr/goleveldb v1.0.0
-	golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1
+	golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 // indirect
+	golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1
 )
diff --git a/go.sum b/go.sum
index fdd4551..1d2a295 100644
--- a/go.sum
+++ b/go.sum
@@ -203,6 +203,8 @@ golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnf
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 h1:7I4JAnoQBe7ZtJcBaYHi5UtiO8tQHbUSXxL+pnGRANg=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -237,6 +239,7 @@ golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859 h1:R/3boaszxrf1GEUWTVDzSKVwLmSJpwZ1yqXm8j0v2QI=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -262,10 +265,14 @@ golang.org/x/sys v0.0.0-20190624142023-c5567b49c5d0/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1 h1:ogLJMz+qpzav7lGMh10LMvAkM/fAoGlaiiHYiFYdm80=
 golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
diff --git a/svc/common.go b/svc/common.go
new file mode 100644
index 0000000..5f169af
--- /dev/null
+++ b/svc/common.go
@@ -0,0 +1,16 @@
+package svc
+
+import "golang.org/x/crypto/bcrypt"
+
+// HashPass returns the bcrypt hash of the provided string.
+// If an empty string is provided, return an empty string.
+func HashPass(s string) (string, error) {
+	if s == "" {
+		return "", nil
+	}
+	h, err := bcrypt.GenerateFromPassword([]byte(s), 14)
+	if err != nil {
+		return "", err
+	}
+	return string(h), nil
+}
diff --git a/svc/common_test.go b/svc/common_test.go
new file mode 100644
index 0000000..d9a08b3
--- /dev/null
+++ b/svc/common_test.go
@@ -0,0 +1,34 @@
+package svc
+
+import (
+	"testing"
+)
+
+func TestHashPass(t *testing.T) {
+	cases := []struct {
+		in, name   string
+		shouldFail bool
+	}{
+		{
+			in:         "foo",
+			name:       "non-empty password",
+			shouldFail: false,
+		},
+		{
+			in:         "",
+			name:       "empty password",
+			shouldFail: true,
+		},
+	}
+	for _, v := range cases {
+		t.Run(v.name, func(t *testing.T) {
+			out, err := HashPass(v.in)
+			if err != nil && !v.shouldFail {
+				t.Errorf("Shouldn't have failed: Case %s, Error: %s", v.name, err)
+			}
+			if out == "" && v.in != "" {
+				t.Errorf("Got empty out for case %s input %s", v.name, v.in)
+			}
+		})
+	}
+}
diff --git a/svc/conf.go b/svc/conf.go
index 7365b2b..5f826fb 100644
--- a/svc/conf.go
+++ b/svc/conf.go
@@ -20,6 +20,7 @@ along with Getwtxt.  If not, see <https://www.gnu.org/licenses/>.
 package svc // import "git.sr.ht/~gbmor/getwtxt/svc"
 
 import (
+	"fmt"
 	"log"
 	"os"
 	"path/filepath"
@@ -43,6 +44,7 @@ type Configuration struct {
 	DBPath        string        `yaml:"DatabasePath"`
 	AssetsDir     string        `yaml:"AssetsDirectory"`
 	StaticDir     string        `yaml:"StaticFilesDirectory"`
+	AdminPassHash string        `yaml:"-"`
 	StdoutLogging bool          `yaml:"StdoutLogging"`
 	CacheInterval time.Duration `yaml:"StatusFetchInterval"`
 	DBInterval    time.Duration `yaml:"DatabasePushInterval"`
@@ -126,6 +128,7 @@ func setConfigDefaults() {
 	viper.SetDefault("StdoutLogging", false)
 	viper.SetDefault("ReCacheInterval", "1h")
 	viper.SetDefault("DatabasePushInterval", "5m")
+	viper.SetDefault("AdminPassword", "please_change_me")
 
 	viper.SetDefault("Instance.SiteName", "getwtxt")
 	viper.SetDefault("Instance.OwnerName", "Anonymous Microblogger")
@@ -173,6 +176,16 @@ func bindConfig() {
 	confObj.StdoutLogging = viper.GetBool("StdoutLogging")
 	confObj.CacheInterval = viper.GetDuration("StatusFetchInterval")
 	confObj.DBInterval = viper.GetDuration("DatabasePushInterval")
+	txtPass := viper.GetString("AdminPassword")
+	if txtPass == "please_change_me" {
+		fmt.Println("Please set AdminPassword in getwtxt.yml")
+		os.Exit(1)
+	}
+	passHash, err := HashPass(txtPass)
+	if err != nil {
+		errFatal("Failed to hash administrator password: ", err)
+	}
+	confObj.AdminPassHash = passHash
 
 	confObj.Instance.Vers = Vers
 	confObj.Instance.Name = viper.GetString("Instance.SiteName")