Allow mutiple lines on configuration for ROUTERSET entries. #28361

Affected entries are: EntryNodes, ExcludeNodes, ExcludeExitNodes,
ExitNodes, MiddleNodes, HSLayer2Nodes and HSLayer3Nodes.

src/test/conf_examples/bug_31495_1/expected

@@ -0,0 +1,2 @@
+Bridge 127.0.0.1:9050
+UseBridges 1

src/test/conf_examples/bug_31495_1/expected_log

@@ -0,0 +1 @@
+Configuration was valid

src/test/conf_examples/bug_31495_1/torrc

@@ -0,0 +1,2 @@
+UseBridges 1
+Bridge 127.0.0.1:9050

src/test/conf_examples/bug_31495_2/error

@@ -0,0 +1 @@
+Failed to parse/validate config: You cannot set both UseBridges and EntryNodes.

src/test/conf_examples/bug_31495_2/torrc

@@ -0,0 +1,3 @@
+UseBridges 1
+Bridge 127.0.0.1:9050
+EntryNodes 127.0.0.1

src/test/conf_examples/bug_31495_3/cmdline

@@ -0,0 +1 @@
+/EntryNodes

src/test/conf_examples/bug_31495_3/expected

@@ -0,0 +1,2 @@
+Bridge 127.0.0.1:9050
+UseBridges 1

src/test/conf_examples/bug_31495_3/expected_log

@@ -0,0 +1 @@
+Configuration was valid

src/test/conf_examples/bug_31495_3/torrc

@@ -0,0 +1,3 @@
+UseBridges 1
+Bridge 127.0.0.1:9050
+EntryNodes 127.0.0.1

src/test/conf_examples/multiple_routerset_1/expected

@@ -0,0 +1 @@
+EntryNodes 127.0.0.1,127.0.0.2,127.0.0.3

src/test/conf_examples/multiple_routerset_1/expected_log

@@ -0,0 +1 @@
+Configuration was valid

src/test/conf_examples/multiple_routerset_1/torrc

@@ -0,0 +1,2 @@
+EntryNodes 127.0.0.1
+EntryNodes 127.0.0.2,127.0.0.3

src/test/conf_examples/multiple_routerset_2/cmdline

@@ -0,0 +1 @@
+EntryNodes 127.0.0.4

src/test/conf_examples/multiple_routerset_2/expected

@@ -0,0 +1 @@
+EntryNodes 127.0.0.4

src/test/conf_examples/multiple_routerset_2/expected_log

@@ -0,0 +1 @@
+Configuration was valid

src/test/conf_examples/multiple_routerset_2/torrc

@@ -0,0 +1,2 @@
+EntryNodes 127.0.0.1
+EntryNodes 127.0.0.2,127.0.0.3

src/test/conf_examples/multiple_routerset_3/cmdline

@@ -0,0 +1 @@
++EntryNodes 127.0.0.4

src/test/conf_examples/multiple_routerset_3/expected

@@ -0,0 +1 @@
+EntryNodes 127.0.0.1,127.0.0.2,127.0.0.3,127.0.0.4

src/test/conf_examples/multiple_routerset_3/expected_log

@@ -0,0 +1 @@
+Configuration was valid

src/test/conf_examples/multiple_routerset_3/torrc

@@ -0,0 +1,2 @@
+EntryNodes 127.0.0.1
+EntryNodes 127.0.0.2,127.0.0.3

src/test/conf_examples/multiple_routerset_4/cmdline

@@ -0,0 +1 @@
+/EntryNodes

src/test/conf_examples/multiple_routerset_4/expected

@@ -0,0 +1 @@
+ControlSocket 1234

src/test/conf_examples/multiple_routerset_4/expected_log

@@ -0,0 +1 @@
+Configuration was valid

src/test/conf_examples/multiple_routerset_4/torrc

@@ -0,0 +1,3 @@
+ControlSocket 1234 # dummy to prevent empty output
+EntryNodes 127.0.0.1
+EntryNodes 127.0.0.2,127.0.0.3