X-Git-Url: https://git.hcoop.net/hcoop/domtool2.git/blobdiff_plain/e251d3cbbd3950c5487b2e66c3b27f04c820e521..270265f9d9f2d733a2e3c8cf843884570d940630:/src/main.sml

diff --git a/src/main.sml b/src/main.sml
index 28834af..5783348 100644
--- a/src/main.sml
+++ b/src/main.sml
@@ -779,6 +779,38 @@ fun requestApt {node, pkg} =
 	before OpenSSL.close bio
     end
 
+fun requestAptExists {node, pkg} =
+    let
+	val (user, context) = requestContext (fn () => ())
+	val bio = OpenSSL.connect true (context, if node = Config.dispatcherName then
+						     dispatcher
+						 else
+						     Domain.nodeIp node ^ ":" ^ Int.toString Config.slavePort)
+
+	val _ = Msg.send (bio, MsgQuery (QAptExists pkg))
+
+	fun loop () =
+	    case Msg.recv bio of
+		NONE => (print "Server closed connection unexpectedly.\n";
+			 OS.Process.failure)
+	      | SOME m =>
+		case m of
+		    MsgAptQuery {section,description}  =>  (print "Package exists.\n";
+							    print ("Section: " ^ section ^ "\n");
+							    print ("Description: " ^ description ^ "\n");
+							    OS.Process.success)
+		  | MsgNo => (print "Package does not exist.\n";
+			      OS.Process.failure
+			     (* It might be the Wrong Thing (tm) to use MsgNo like this *))
+		  | MsgError s => (print ("APT existence query failed: " ^ s ^ "\n");
+				   OS.Process.failure)
+		  | _ => (print "Unexpected server reply.\n";
+			  OS.Process.failure)
+    in
+	loop ()
+	before OpenSSL.close bio
+    end
+
 fun requestCron {node, uname} =
     let
 	val (user, context) = requestContext (fn () => ())
@@ -905,7 +937,7 @@ fun requestFirewall {node, uname} =
 						 else
 						     Domain.nodeIp node ^ ":" ^ Int.toString Config.slavePort)
 		  
-	val _ = Msg.send (bio, MsgQuery (QFirewall uname))
+	val _ = Msg.send (bio, MsgQuery (QFirewall {node = node, user = uname}))
 
 	fun loop () =
 	    case Msg.recv bio of
@@ -1184,20 +1216,24 @@ fun now () = Date.toString (Date.fromTimeUniv (Time.now ()))
 fun answerQuery q =
     case q of
 	QApt pkg => if Apt.installed pkg then MsgYes else MsgNo
+      | QAptExists pkg => (case Apt.info pkg of
+			      SOME {section, description} => MsgAptQuery {section = section, description = description}
+			    | NONE => MsgNo)
       | QCron user => if Cron.allowed user then MsgYes else MsgNo
       | QFtp user => if Ftp.allowed user then MsgYes else MsgNo
       | QTrustedPath user => if TrustedPath.query user then MsgYes else MsgNo
       | QSocket user => MsgSocket (SocketPerm.query user)
-      | QFirewall user => MsgFirewall (Firewall.query user)
+      | QFirewall {node, user} => MsgFirewall (Firewall.query (node, user))
 
 fun describeQuery q =
     case q of
 	QApt pkg => "Requested installation status of package " ^ pkg
+      | QAptExists pkg => "Requested if package " ^ pkg ^ " exists"
       | QCron user => "Asked about cron permissions for user " ^ user
       | QFtp user => "Asked about FTP permissions for user " ^ user
       | QTrustedPath user => "Asked about trusted path settings for user " ^ user
       | QSocket user => "Asked about socket permissions for user " ^ user
-      | QFirewall user => "Asked about firewall rules for user " ^ user
+      | QFirewall {node, user} => "Asked about firewall rules on " ^ node ^ " for user " ^ user
 
 fun doIt' loop bio f cleanup =
 	       ((case f () of
@@ -1626,8 +1662,7 @@ fun slave () =
 	val _ = print ("Slave server starting at " ^ now () ^ "\n")
 
 	fun loop () =
-	    (Acl.read Config.aclFile;
-	     case OpenSSL.accept sock of
+	    (case OpenSSL.accept sock of
 		 NONE => ()
 	       | SOME bio =>
 		 let
@@ -1772,16 +1807,17 @@ fun slave () =
 							  SOME "Script execution failed."))
 					   (fn () => ()))
 				   | MsgFirewallRegen =>
-				     doIt (fn () => if Acl.query {user = user, class = "priv", value = "all"} then
-							if List.exists (fn x => x = host) Config.Firewall.firewallNodes then
-							    if (Firewall.generateFirewallConfig (Firewall.parseRules ()) andalso Firewall.publishConfig ())
-							    then
-								("Firewall rules regenerated.", NONE)
-							    else
+				     doIt (fn () => (Acl.read Config.aclFile;
+						     if Acl.query {user = user, class = "priv", value = "all"} then
+							 if List.exists (fn x => x = host) Config.Firewall.firewallNodes then
+							     if (Firewall.generateFirewallConfig (Firewall.parseRules ()) andalso Firewall.publishConfig ())
+							     then
+								 ("Firewall rules regenerated.", NONE)
+							     else
 								("Rules regeneration failed!", SOME "Script execution failed.")
 							else ("Node not controlled by domtool firewall.", SOME (host))
-						    else
-							("Not authorized to regenerate firewall.", SOME ("Unauthorized user " ^ user ^ " attempted to regenerated firewall")))
+						     else
+							 ("Not authorized to regenerate firewall.", SOME ("Unauthorized user " ^ user ^ " attempted to regenerated firewall"))))
 					  (fn () => ())
 
 				   | _ => (OpenSSL.close bio;