AB#2222 replace unlicensed passwd package with own implementation

internal/deploy/user/passwd_test.go

@@ -22,12 +22,35 @@ func TestParse(t *testing.T) {
 			createFile:     true,
 			wantEntries: Entries{
 				"root": {
-					Pass:  "x",
-					Uid:   "0",
-					Gid:   "0",
-					Gecos: "root",
-					Home:  "/root",
-					Shell: "/bin/bash",
+					Password:  "x",
+					UID:       "0",
+					GID:       "0",
+					GECOS:     "root",
+					Directory: "/root",
+					Shell:     "/bin/bash",
+				},
+			},
+			wantErr: false,
+		},
+		"multiple lines": {
+			passwdContents: "root:x:0:0:root:/root:/bin/bash\nfoo:y:1:2:bar:baz:sh",
+			createFile:     true,
+			wantEntries: Entries{
+				"root": {
+					Password:  "x",
+					UID:       "0",
+					GID:       "0",
+					GECOS:     "root",
+					Directory: "/root",
+					Shell:     "/bin/bash",
+				},
+				"foo": {
+					Password:  "y",
+					UID:       "1",
+					GID:       "2",
+					GECOS:     "bar",
+					Directory: "baz",
+					Shell:     "sh",
 				},
 			},
 			wantErr: false,