Refactor monitoring to avoid useless resources in each machine

11 files changed, 414 insertions, 199 deletions

diff --git a/modules/private/monitoring/default.nix b/modules/private/monitoring/default.nix
index 5f8a8c9..f00fb7c 100644
--- a/modules/private/monitoring/default.nix
+++ b/modules/private/monitoring/default.nix
@@ -1,109 +1,23 @@
 { config, pkgs, lib, name, nodes, ... }:
 let
   cfg = config.myServices.monitoring;
-  send_mails = pkgs.runCommand "send_mails" {
-    buildInputs = [ pkgs.makeWrapper ];
-  } ''
-    mkdir -p $out/bin
-    cp ${./send_mails} $out/bin/send_mails
-    patchShebangs $out
-    wrapProgram $out/bin/send_mails --prefix PATH : ${lib.makeBinPath [
-      pkgs.mailutils
-    ]}
-    '';
-  postgresqlBinary = if config.myServices.databasesReplication.postgresql.enable
-    then config.myServices.databasesReplication.postgresql.mainPackage
-    else if config.myServices.databases.enable
-    then config.myServices.databases.postgresql.package
-    else pkgs.postgresql;
-  zfsPlugin = pkgs.fetchurl {
-    url = "https://www.claudiokuenzler.com/monitoring-plugins/check_zpools.sh";
-    sha256 = "0p9ms9340in80jkds4kfspw62xnzsv5s7ni9m28kxyd0bnzkbzhf";
+  activatedPlugins = [ "memory" "command" "bandwidth" ]
+    ++ (if cfg.master then (masterObjects.activatedPlugins or []) else [])
+    ++ (if cfg.master then (lib.flatten (map (v: v.activatedPlugins or []) otherObjects)) else [])
+    ++ (hostObjects.activatedPlugins or [])
+    ++ (if cfg.master then ["notify-primary"] else ["notify-secondary"]);
+  allPluginsConfig = import ./myplugins.nix {
+    inherit pkgs lib config;
+    sudo = "/run/wrappers/bin/sudo";
   };
-  megacli = pkgs.megacli.overrideAttrs(old: { meta = old.meta // { license = null; }; });
-  megaCliPlugin = pkgs.runCommand "megaCliPlugin" {
-    plugin = pkgs.fetchurl {
-      name = "check_megaraid_sas";
-      url = "https://exchange.nagios.org/components/com_mtree/attachment.php?link_id=6381&cf_id=24";
-      sha256 = "0yf60p4c0hb4q3fng9fc14qc89bqm0f1sijayzygadaqcl44jx4p";
-    };
-  } ''
-    mkdir $out
-    cp $plugin $out/check_megaraid_sas
-    chmod +x $out/check_megaraid_sas
-    patchShebangs $out
-    substituteInPlace $out/check_megaraid_sas --replace /usr/sbin/MegaCli ${megacli}/bin/MegaCli64
-    substituteInPlace $out/check_megaraid_sas --replace 'sudo $megacli' '/run/wrappers/bin/sudo $megacli'
-    sed -i -e "s/use utils qw(%ERRORS);/my %ERRORS = ('OK' => 0, 'WARNING' => 1, 'CRITICAL' => 2, 'UNKNOWN' => 3);/" $out/check_megaraid_sas
-  '';
-  myplugins = pkgs.runCommand "buildplugins" {
+  mypluginsConfig = lib.getAttrs activatedPlugins allPluginsConfig;
+  myplugins = let
+    mypluginsChunk = builtins.concatStringsSep "\n" (lib.attrsets.mapAttrsToList (k: v: v.chunk or "") mypluginsConfig);
+  in pkgs.runCommand "buildplugins" {
     buildInputs = [ pkgs.makeWrapper pkgs.perl ];
   } ''
     mkdir $out
-    cp ${zfsPlugin} $out/check_zpool.sh && chmod +x $out/check_zpool.sh
-    cp ${megaCliPlugin}/check_megaraid_sas $out/
-    cp ${./plugins}/* $out/
-    patchShebangs $out
-    wrapProgram $out/check_command --prefix PATH : ${config.security.wrapperDir}
-    wrapProgram $out/check_zpool.sh --prefix PATH : ${lib.makeBinPath [
-      pkgs.which pkgs.zfs pkgs.gawk
-    ]}
-    wrapProgram $out/send_nrdp.sh --prefix PATH : ${lib.makeBinPath [
-      pkgs.curl pkgs.jq
-    ]}
-    wrapProgram $out/check_mem.sh --prefix PATH : ${lib.makeBinPath [
-      pkgs.gnugrep pkgs.gawk pkgs.procps-ng
-    ]}
-    wrapProgram $out/check_postgres_replication --prefix PATH : ${lib.makeBinPath [
-      postgresqlBinary
-    ]}
-    wrapProgram $out/check_redis_replication --prefix PATH : ${lib.makeBinPath [
-      pkgs.gnugrep pkgs.coreutils pkgs.redis
-    ]}
-    wrapProgram $out/check_mysql_replication --prefix PATH : ${lib.makeBinPath [
-      pkgs.gnugrep pkgs.gnused pkgs.coreutils pkgs.mariadb
-    ]}
-    wrapProgram $out/check_openldap_replication --prefix PATH : ${lib.makeBinPath [
-      pkgs.gnugrep pkgs.gnused pkgs.coreutils pkgs.openldap
-    ]}
-    wrapProgram $out/check_emails --prefix PATH : ${lib.makeBinPath [
-      pkgs.openssh send_mails
-    ]} --prefix PERL5LIB : ${pkgs.perlPackages.makePerlPath [
-      pkgs.perlPackages.TimeDate
-    ]}
-    wrapProgram $out/check_ftp_database --prefix PATH : ${lib.makeBinPath [
-      pkgs.lftp
-    ]}
-    wrapProgram $out/check_git --prefix PATH : ${lib.makeBinPath [
-      pkgs.git pkgs.openssh
-    ]}
-    wrapProgram $out/check_imap_connection --prefix PATH : ${lib.makeBinPath [
-      pkgs.openssl
-    ]}
-    wrapProgram $out/check_eriomem --prefix PATH : ${lib.makeBinPath [
-      pkgs.s3cmd pkgs.python3
-    ]}
-    makeWrapper $out/check_backup_age $out/check_backup_eriomem_age --prefix PATH : ${lib.makeBinPath [
-      pkgs.duplicity
-    ]} --set SECRETS_PATH ${lib.optionalString cfg.master config.secrets.fullPaths."eriomem_access_key"}
-    makeWrapper $out/check_backup_age $out/check_backup_ovh_age --prefix PATH : ${lib.makeBinPath [
-      pkgs.duplicity
-    ]} --set SECRETS_PATH ${lib.optionalString cfg.master config.secrets.fullPaths."ovh_access_key"}
-    wrapProgram $out/notify_by_email --prefix PATH : ${lib.makeBinPath [
-      pkgs.mailutils
-    ]}
-    wrapProgram $out/notify_by_slack --prefix PATH : ${lib.makeBinPath [
-      pkgs.curl pkgs.jq
-    ]}
-    wrapProgram $out/notify_eban_url --prefix PATH : ${lib.makeBinPath [
-      pkgs.curl
-    ]}
-    wrapProgram $out/check_ovh_sms --prefix PATH : ${lib.makeBinPath [
-      (pkgs.python3.withPackages (ps: [ps.ovh]))
-    ]}
-    wrapProgram $out/check_bandwidth --prefix PATH : ${lib.makeBinPath [
-      pkgs.iproute pkgs.bc
-    ]}
+    ${mypluginsChunk}
     '';
   toObjects = pkgs.callPackage ./to_objects.nix {};
   commonConfig = {
@@ -183,7 +97,7 @@ let
     master = cfg.master;
     hostFQDN = config.hostEnv.fqdn;
     hostName = name;
-    sudo = "/run/wrappers/bin/sudo";
+    inherit mypluginsConfig;
   } // builtins.getAttr name commonConfig);
   hostObjects =
     let
@@ -263,52 +177,21 @@ in
     services.duplyBackup.profiles.monitoring = {
       rootDir = config.services.naemon.varDir;
     };
-    security.sudo.extraRules = [
+    security.sudo.extraRules = let
+      pluginsSudo = lib.lists.remove null (lib.attrsets.mapAttrsToList (k: v:
+        if (v ? sudo)
+        then ({ users = [ "naemon" ]; } // (v.sudo myplugins))
+        else null) mypluginsConfig);
+    in [
       {
         commands = [
           { command = "${pkgs.mdadm}/bin/mdadm --monitor --scan -1"; options = [ "NOPASSWD" ]; }
           { command = "${pkgs.postfix}/bin/mailq"; options = [ "NOPASSWD" ]; }
-          { command = "${megacli}/bin/MegaCli64"; options = [ "NOPASSWD" ]; }
         ];
         users = [ "naemon" ];
         runAs = "root";
       }
-      {
-        commands = [
-          { command = "${myplugins}/check_last_file_date /backup2/*"; options = [ "NOPASSWD" ]; }
-        ];
-        users = [ "naemon" ];
-        runAs = "ALL";
-      }
-      {
-        commands = [
-          { command = "${myplugins}/check_postgres_replication *"; options = [ "NOPASSWD" ]; }
-        ];
-        users = [ "naemon" ];
-        runAs = "postgres";
-      }
-      {
-        commands = [
-          { command = "${myplugins}/check_mysql_replication *"; options = [ "NOPASSWD" ]; }
-        ];
-        users = [ "naemon" ];
-        runAs = "mysql";
-      }
-      {
-        commands = [
-          { command = "${myplugins}/check_openldap_replication *"; options = [ "NOPASSWD" ]; }
-        ];
-        users = [ "naemon" ];
-        runAs = "openldap";
-      }
-      {
-        commands = [
-          { command = "${myplugins}/check_redis_replication *"; options = [ "NOPASSWD" ]; }
-        ];
-        users = [ "naemon" ];
-        runAs = "redis";
-      }
-    ];
+    ] ++ pluginsSudo;
     environment.etc."mdadm.conf" = {
       enable = true;
       mode = "0644";
@@ -354,26 +237,13 @@ in
         broker_module=${pkgs.naemon-livestatus}/lib/naemon-livestatus/livestatus.so ${config.services.naemon.runDir}/live
         broker_module=${pkgs.status_engine.module}/lib/status-engine/naemon/statusengine-${pkgs.naemon.status_engine_version}.o use_service_perfdata=1 use_process_data=0 use_system_command_data=0 use_external_command_data=0 use_flapping_data=0 use_program_status_data=0 use_notification_data=0 use_contact_status_data=0 use_contact_notification_data=0 use_event_handler_data=0 use_object_data=0
       '';
-      extraResource = ''
+      extraResource = let
+        resources = lib.mapAttrsToList (k: v: v.resources or {}) mypluginsConfig;
+        joined = lib.zipAttrsWith (n: v: if builtins.length (lib.unique v) == 1 then builtins.head v else abort "Non-unique resources names") resources;
+        joinedStr = builtins.concatStringsSep "\n" (lib.mapAttrsToList (k: v: "$" + "${k}$=${v}") joined);
+      in ''
         $USER2$=${myplugins}
-        $USER200$=${config.myEnv.monitoring.status_url}
-        $USER201$=${config.myEnv.monitoring.status_token}
-        $USER202$=${config.myEnv.monitoring.http_user_password}
-        $USER203$=${config.secrets.fullPaths."naemon/id_rsa"}
-        $USER204$=${config.myEnv.monitoring.imap_login}
-        $USER205$=${config.myEnv.monitoring.imap_password}
-        $USER206$=${config.myEnv.monitoring.slack_channel}
-        $USER207$=${config.myEnv.monitoring.slack_url}
-        $USER208$=${builtins.concatStringsSep "," (map (builtins.concatStringsSep ":") config.myEnv.monitoring.eriomem_keys)}
-        $USER209$=${builtins.concatStringsSep "," [
-          config.myEnv.monitoring.ovh_sms.endpoint
-          config.myEnv.monitoring.ovh_sms.application_key
-          config.myEnv.monitoring.ovh_sms.application_secret
-          config.myEnv.monitoring.ovh_sms.consumer_key
-          config.myEnv.monitoring.ovh_sms.account
-        ]}
-        $USER210$=${config.myEnv.monitoring.eban.user}
-        $USER211$=${config.myEnv.monitoring.eban.password}
+        ${joinedStr}
       '';
       objectDefs = toObjects commonObjects
         + toObjects hostObjects
diff --git a/modules/private/monitoring/myplugins.nix b/modules/private/monitoring/myplugins.nix
new file mode 100644
index 0000000..8c77ee7
--- /dev/null
+++ b/modules/private/monitoring/myplugins.nix
@@ -0,0 +1,377 @@
+{ sudo, pkgs, lib, config }:
+let
+  cfg = config.myServices.monitoring;
+in
+{
+  notify-secondary = {
+    resources = {
+      USER200 = config.myEnv.monitoring.status_url;
+      USER201 = config.myEnv.monitoring.status_token;
+    };
+    commands = {
+      notify-master = "$USER2$/send_nrdp.sh -u \"$USER200$\" -t \"$USER201$\" -H \"$HOSTADDRESS$\" -s \"$SERVICEDESC$\" -S \"$SERVICESTATEID$\" -o \"$SERVICEOUTPUT$ | $SERVICEPERFDATA$\"";
+    };
+    chunk = ''
+      cp ${./plugins}/send_nrdp.sh $out
+      patchShebangs $out/send_nrdp.sh
+      wrapProgram $out/send_nrdp.sh --prefix PATH : ${lib.makeBinPath [
+        pkgs.curl pkgs.jq
+      ]}
+    '';
+  };
+  notify-primary = {
+    resources = {
+      USER206 = config.myEnv.monitoring.slack_channel;
+      USER207 = config.myEnv.monitoring.slack_url;
+      USER210 = config.myEnv.monitoring.eban.user;
+      USER211 = config.myEnv.monitoring.eban.password;
+    };
+    commands = {
+      # $OVE is to force naemon to run via shell instead of execve which fails here
+      notify-host-by-email = "ADMINEMAIL=\"$ADMINEMAIL$\" SERVICENOTIFICATIONID=\"$SERVICENOTIFICATIONID$\" HOSTSTATE=\"$HOSTSTATE$\" HOSTOUTPUT=\"$HOSTOUTPUT$\" $USER2$/notify_by_email host \"$NOTIFICATIONTYPE$\" \"$HOSTALIAS$\" \"$LONGDATETIME$\" \"$CONTACTEMAIL$\" $OVE";
+      # $OVE is to force naemon to run via shell instead of execve which fails here
+      notify-service-by-email = "ADMINEMAIL=\"$ADMINEMAIL$\" SERVICENOTIFICATIONID=\"$SERVICENOTIFICATIONID$\" SERVICEDESC=\"$SERVICEDESC$\" SERVICESTATE=\"$SERVICESTATE$\" SERVICEOUTPUT=\"$SERVICEOUTPUT$\" $USER2$/notify_by_email service \"$NOTIFICATIONTYPE$\" \"$HOSTALIAS$\" \"$LONGDATETIME$\" \"$CONTACTEMAIL$\" $OVE";
+      notify-by-slack = "HOST=\"$HOSTALIAS$\" SERVICESTATE=\"$SERVICESTATE$\" SERVICEDESC=\"$SERVICEDESC$\" SERVICEOUTPUT=\"$SERVICEOUTPUT$\" $USER2$/notify_by_slack \"$ARG1$\" \"$ARG2$\"";
+      notify-host-eban-url = "STATUS_NAME=\"Server\" USER=\"$USER210$\" PASSWORD=\"$USER211$\" HOSTSTATE=\"$HOSTSTATE$\" $USER2$/notify_eban_url";
+      notify-service-eban-url = "STATUS_NAME=\"$_SERVICEWEBSTATUS_NAME$\" USER=\"$USER210$\" PASSWORD=\"$USER211$\" SERVICESTATE=\"$SERVICESTATE$\" $USER2$/notify_eban_url";
+    };
+    chunk = ''
+      cp ${./plugins}/{notify_by_email,notify_by_slack,notify_eban_url} $out
+      patchShebangs $out/{notify_by_email,notify_by_slack,notify_eban_url}
+      wrapProgram $out/notify_by_email --prefix PATH : ${lib.makeBinPath [
+        pkgs.mailutils
+      ]}
+      wrapProgram $out/notify_by_slack --prefix PATH : ${lib.makeBinPath [
+        pkgs.curl pkgs.jq
+      ]}
+      wrapProgram $out/notify_eban_url --prefix PATH : ${lib.makeBinPath [
+        pkgs.curl
+      ]}
+    '';
+  };
+  bandwidth = {
+    commands = {
+      check_local_bandwidth = "$USER2$/check_bandwidth -i=$ARG1$ -w $ARG2$ -c $ARG3$";
+    };
+    chunk = ''
+      cp ${./plugins}/check_bandwidth $out/
+      patchShebangs $out/check_bandwidth
+      wrapProgram $out/check_bandwidth --prefix PATH : ${lib.makeBinPath [
+        pkgs.iproute pkgs.bc
+      ]}
+    '';
+  };
+  command = {
+    commands = {
+      check_command_match = "$USER2$/check_command -c \"$ARG1$\" -C \"$ARG2$\" $ARG3$";
+      check_command_output = "$USER2$/check_command -c \"$ARG1$\" -s 0 -o \"$ARG2$\" $ARG3$";
+      check_command_status = "$USER2$/check_command -c \"$ARG1$\" -s \"$ARG2$\" $ARG3$";
+    };
+    chunk = ''
+      cp ${./plugins}/check_command $out/
+      patchShebangs $out/check_command
+      wrapProgram $out/check_command --prefix PATH : ${config.security.wrapperDir}
+    '';
+  };
+  dns = {
+    commands = {
+      check_dns = "$USER1$/check_dns -H $ARG1$ -s $HOSTADDRESS$ $ARG2$";
+      check_external_dns = "$USER1$/check_dns -H $ARG2$ -s $ARG1$ $ARG3$";
+    };
+  };
+  emails = {
+    resources = {
+      USER203 = config.secrets.fullPaths."naemon/id_rsa";
+    };
+    commands = {
+      check_emails = "$USER2$/check_emails -H $HOSTADDRESS$ -i $USER203$ -l $ARG1$ -p $ARG2$ -s $ARG3$ -f $ARG4$";
+      check_emails_local = "$USER2$/check_emails -H $HOSTADDRESS$ -n $ARG1$ -r $ADMINEMAIL$ -s $ARG2$ -f $ARG3$";
+    };
+    chunk = let
+      send_mails = pkgs.runCommand "send_mails" {
+        buildInputs = [ pkgs.makeWrapper ];
+      } ''
+        mkdir -p $out/bin
+        cp ${./send_mails} $out/bin/send_mails
+        patchShebangs $out
+        wrapProgram $out/bin/send_mails --prefix PATH : ${lib.makeBinPath [
+          pkgs.mailutils
+        ]}
+        '';
+    in ''
+      cp ${./plugins}/check_emails $out/
+      patchShebangs $out/check_emails
+      wrapProgram $out/check_emails --prefix PATH : ${lib.makeBinPath [
+        pkgs.openssh send_mails
+      ]} --prefix PERL5LIB : ${pkgs.perlPackages.makePerlPath [
+        pkgs.perlPackages.TimeDate
+      ]}
+    '';
+  };
+  eriomem = {
+    resources = {
+      USER208 = builtins.concatStringsSep "," (map (builtins.concatStringsSep ":") config.myEnv.monitoring.eriomem_keys);
+    };
+    commands = {
+      check_backup_eriomem = "$USER2$/check_eriomem $USER208$";
+      check_backup_eriomem_age = "$USER2$/check_backup_eriomem_age $ARG1$";
+    };
+    chunk = ''
+      cp ${./plugins}/check_eriomem $out/
+      patchShebangs $out/check_eriomem
+      wrapProgram $out/check_eriomem --prefix PATH : ${lib.makeBinPath [
+        pkgs.s3cmd pkgs.python3
+      ]}
+      cp ${./plugins}/check_backup_age $out/check_backup_eriomem_age
+      patchShebangs $out/check_backup_eriomem_age
+      wrapProgram $out/check_backup_eriomem_age --prefix PATH : ${lib.makeBinPath [
+        pkgs.duplicity
+      ]} --set SECRETS_PATH ${lib.optionalString cfg.master config.secrets.fullPaths."eriomem_access_key"}
+    '';
+  };
+  file_date = {
+    commands = {
+      check_last_file_date = "${sudo} -u \"$ARG3$\" $USER2$/check_last_file_date \"$ARG1$\" \"$ARG2$\"";
+    };
+    chunk = ''
+      cp ${./plugins}/check_last_file_date $out/
+      patchShebangs $out/check_last_file_date
+    '';
+    sudo = myplugins: {
+      commands = [
+        { command = "${myplugins}/check_last_file_date /backup2/*"; options = [ "NOPASSWD" ]; }
+      ];
+      runAs = "ALL";
+    };
+  };
+  ftp = {
+    commands = {
+      check_ftp_database = "$USER2$/check_ftp_database";
+    };
+    chunk = ''
+      cp ${./plugins}/check_ftp_database $out/
+      patchShebangs $out/check_ftp_database
+      wrapProgram $out/check_ftp_database --prefix PATH : ${lib.makeBinPath [
+        pkgs.lftp
+      ]}
+    '';
+  };
+  git = {
+    resources = {
+      USER203 = config.secrets.fullPaths."naemon/id_rsa";
+    };
+    commands = {
+      check_git = "$USER2$/check_git $USER203$";
+    };
+    chunk = ''
+      cp ${./plugins}/check_git $out/
+      patchShebangs $out/check_git
+      wrapProgram $out/check_git --prefix PATH : ${lib.makeBinPath [
+        pkgs.git pkgs.openssh
+      ]}
+    '';
+  };
+  http = {
+    resources = {
+      USER202 = config.myEnv.monitoring.http_user_password;
+    };
+    commands = {
+      check_http = "$USER1$/check_http --sni -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -r \"$ARG3$\"";
+      check_https = "$USER1$/check_http --sni --ssl -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -r \"$ARG3$\"";
+      check_https_auth = "$USER1$/check_http --sni --ssl -a \"$USER202$\" -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -r \"$ARG3$\"";
+      check_https_certificate = "$USER1$/check_http --sni --ssl -H \"$ARG1$\" -C 21,15";
+      check_https_code = "$USER1$/check_http --sni --ssl -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -e \"$ARG3$\" -r \"$ARG4$\"";
+    };
+  };
+  imap = {
+    resources = {
+      USER204 = config.myEnv.monitoring.imap_login;
+      USER205 = config.myEnv.monitoring.imap_password;
+    };
+    commands = {
+      check_imap_connection = "$USER2$/check_imap_connection -u \"$USER204$\" -p \"$USER205$\" -H \"imap.immae.eu:143\"";
+    };
+    chunk = ''
+      cp ${./plugins}/check_imap_connection $out/
+      patchShebangs $out/check_imap_connection
+      wrapProgram $out/check_imap_connection --prefix PATH : ${lib.makeBinPath [
+        pkgs.openssl
+      ]}
+    '';
+  };
+  megaraid = let
+    megacli = pkgs.megacli.overrideAttrs(old: { meta = old.meta // { license = null; }; });
+  in {
+    commands = {
+      check_megaraid = "$USER2$/check_megaraid_sas --sudo";
+    };
+    chunk = let
+      megaCliPlugin = pkgs.runCommand "megaCliPlugin" {
+        plugin = pkgs.fetchurl {
+          name = "check_megaraid_sas";
+          url = "https://exchange.nagios.org/components/com_mtree/attachment.php?link_id=6381&cf_id=24";
+          sha256 = "0yf60p4c0hb4q3fng9fc14qc89bqm0f1sijayzygadaqcl44jx4p";
+        };
+      } ''
+        mkdir $out
+        cp $plugin $out/check_megaraid_sas
+        chmod +x $out/check_megaraid_sas
+        patchShebangs $out
+        substituteInPlace $out/check_megaraid_sas --replace /usr/sbin/MegaCli ${megacli}/bin/MegaCli64
+        substituteInPlace $out/check_megaraid_sas --replace 'sudo $megacli' '${sudo} $megacli'
+        sed -i -e "s/use utils qw(%ERRORS);/my %ERRORS = ('OK' => 0, 'WARNING' => 1, 'CRITICAL' => 2, 'UNKNOWN' => 3);/" $out/check_megaraid_sas
+      '';
+    in ''
+      cp ${megaCliPlugin}/check_megaraid_sas $out/
+      patchShebangs $out/check_megaraid_sas
+    '';
+    sudo = _: {
+      commands = [
+        { command = "${megacli}/bin/MegaCli64"; options = [ "NOPASSWD" ]; }
+      ];
+      runAs = "root";
+    };
+  };
+  memory = {
+    commands = {
+      check_memory = "$USER2$/check_mem.sh -w $ARG1$ -c $ARG2$";
+    };
+    chunk = ''
+      cp ${./plugins}/check_mem.sh $out/
+      patchShebangs $out/check_mem.sh
+      wrapProgram $out/check_mem.sh --prefix PATH : ${lib.makeBinPath [
+        pkgs.gnugrep pkgs.gawk pkgs.procps-ng
+      ]}
+    '';
+  };
+  mysql = {
+    commands = {
+      check_mysql_replication = "${sudo} -u mysql $USER2$/check_mysql_replication \"$ARG1$\" \"$ARG2$\"";
+    };
+    chunk = ''
+      cp ${./plugins}/check_mysql_replication $out/
+      patchShebangs $out/check_mysql_replication
+      wrapProgram $out/check_mysql_replication --prefix PATH : ${lib.makeBinPath [
+        pkgs.gnugrep pkgs.gnused pkgs.coreutils pkgs.mariadb
+      ]}
+    '';
+    sudo = myplugins: {
+      commands = [
+        { command = "${myplugins}/check_mysql_replication *"; options = [ "NOPASSWD" ]; }
+      ];
+      runAs = "mysql";
+    };
+  };
+  openldap = {
+    commands = {
+      check_openldap_replication = "${sudo} -u openldap $USER2$/check_openldap_replication \"$ARG1$\" \"$ARG2$\" \"$ARG3$\" \"$ARG4$\" \"$ARG5$\"";
+    };
+    chunk = ''
+      cp ${./plugins}/check_openldap_replication $out/
+      patchShebangs $out/check_openldap_replication
+      wrapProgram $out/check_openldap_replication --prefix PATH : ${lib.makeBinPath [
+        pkgs.gnugrep pkgs.gnused pkgs.coreutils pkgs.openldap
+      ]}
+    '';
+    sudo = myplugins: {
+      commands = [
+        { command = "${myplugins}/check_openldap_replication *"; options = [ "NOPASSWD" ]; }
+      ];
+      runAs = "openldap";
+    };
+  };
+  ovh = {
+    resources = {
+      USER209 = builtins.concatStringsSep "," [
+        config.myEnv.monitoring.ovh_sms.endpoint
+        config.myEnv.monitoring.ovh_sms.application_key
+        config.myEnv.monitoring.ovh_sms.application_secret
+        config.myEnv.monitoring.ovh_sms.consumer_key
+        config.myEnv.monitoring.ovh_sms.account
+      ];
+    };
+    commands = {
+      check_backup_ovh_age = "$USER2$/check_backup_ovh_age $ARG1$";
+      check_ovh_sms = "$USER2$/check_ovh_sms \"$USER209$\"";
+    };
+    chunk = ''
+      cp ${./plugins}/check_backup_age $out/check_backup_ovh_age
+      patchShebangs $out/check_backup_ovh_age
+      wrapProgram $out/check_backup_ovh_age --prefix PATH : ${lib.makeBinPath [
+        pkgs.duplicity
+      ]} --set SECRETS_PATH ${lib.optionalString cfg.master config.secrets.fullPaths."ovh_access_key"}
+      cp ${./plugins}/check_ovh_sms $out/
+      patchShebangs $out/check_ovh_sms
+      wrapProgram $out/check_ovh_sms --prefix PATH : ${lib.makeBinPath [
+        (pkgs.python3.withPackages (ps: [ps.ovh]))
+      ]}
+    '';
+  };
+  postgresql = {
+    commands = {
+      check_postgresql_replication = "${sudo} -u postgres $USER2$/check_postgres_replication \"$ARG1$\" \"$ARG2$\" \"$ARG3$\"";
+    };
+    chunk = let
+      postgresqlBinary = if config.myServices.databasesReplication.postgresql.enable
+        then config.myServices.databasesReplication.postgresql.mainPackage
+        else if config.myServices.databases.enable
+        then config.myServices.databases.postgresql.package
+        else pkgs.postgresql;
+    in ''
+      cp ${./plugins}/check_postgres_replication $out/
+      patchShebangs $out/check_postgres_replication
+      wrapProgram $out/check_postgres_replication --prefix PATH : ${lib.makeBinPath [
+        postgresqlBinary
+      ]}
+    '';
+
+    sudo = myplugins: {
+      commands = [
+        { command = "${myplugins}/check_postgres_replication *"; options = [ "NOPASSWD" ]; }
+      ];
+      runAs = "postgres";
+    };
+  };
+  redis = {
+    commands = {
+      check_redis_replication = "${sudo} -u redis $USER2$/check_redis_replication \"$ARG1$\"";
+    };
+    chunk = ''
+      cp ${./plugins}/check_redis_replication $out/
+      patchShebangs $out/check_redis_replication
+      wrapProgram $out/check_redis_replication --prefix PATH : ${lib.makeBinPath [
+        pkgs.gnugrep pkgs.coreutils pkgs.redis
+      ]}
+    '';
+    sudo = myplugins: {
+      commands = [
+        { command = "${myplugins}/check_redis_replication *"; options = [ "NOPASSWD" ]; }
+      ];
+      runAs = "redis";
+    };
+  };
+  tcp = {
+    commands = {
+      check_tcp = "$USER1$/check_tcp -H $HOSTADDRESS$ -p $ARG1$ -e \"$ARG2$\" -Mcrit";
+      check_tcp_ssl = "$USER1$/check_tcp -H $HOSTADDRESS$ -p $ARG1$ -S -D 21,15";
+    };
+  };
+  zfs = {
+    commands = {
+      check_zfs = "$USER2$/check_zpool.sh -p ALL -w 80 -c 90";
+    };
+    chunk = let
+      zfsPlugin = pkgs.fetchurl {
+        url = "https://www.claudiokuenzler.com/monitoring-plugins/check_zpools.sh";
+        sha256 = "0p9ms9340in80jkds4kfspw62xnzsv5s7ni9m28kxyd0bnzkbzhf";
+      };
+    in ''
+      cp ${zfsPlugin} $out/check_zpool.sh
+      chmod +x $out/check_zpool.sh
+      patchShebangs $out/check_zpool.sh
+      wrapProgram $out/check_zpool.sh --prefix PATH : ${lib.makeBinPath [
+        pkgs.which pkgs.zfs pkgs.gawk
+      ]}
+    '';
+  };
+}
diff --git a/modules/private/monitoring/objects_backup-2.nix b/modules/private/monitoring/objects_backup-2.nix
index 4cdf59a..a930a7d 100644
--- a/modules/private/monitoring/objects_backup-2.nix
+++ b/modules/private/monitoring/objects_backup-2.nix
@@ -11,6 +11,7 @@ let
   };
 in
 {
+  activatedPlugins = [ "file_date" "mysql" "openldap" "redis" "emails" ];
   service = [
     (emailCheck "backup-2" hostFQDN // {
       passiveInfo = defaultPassiveInfo // { servicegroups = "webstatus-email"; freshness_threshold = "1350"; };
diff --git a/modules/private/monitoring/objects_common.nix b/modules/private/monitoring/objects_common.nix
index 10cc149..7c9f642 100644
--- a/modules/private/monitoring/objects_common.nix
+++ b/modules/private/monitoring/objects_common.nix
@@ -10,9 +10,9 @@
 , load5Alert ? loadAlert
 , load15Alert ? load5Alert
 , mdadm
-, sudo
 , master
 , lib
+, mypluginsConfig
 , ...
 }:
 let
@@ -109,58 +109,18 @@ in
       ];
     }
   ];
-  command = {
-    check_dns = "$USER1$/check_dns -H $ARG1$ -s $HOSTADDRESS$ $ARG2$";
-    check_emails = "$USER2$/check_emails -H $HOSTADDRESS$ -i $USER203$ -l $ARG1$ -p $ARG2$ -s $ARG3$ -f $ARG4$";
-    check_emails_local = "$USER2$/check_emails -H $HOSTADDRESS$ -n $ARG1$ -r $ADMINEMAIL$ -s $ARG2$ -f $ARG3$";
-    check_backup_eriomem = "$USER2$/check_eriomem $USER208$";
-    check_backup_eriomem_age = "$USER2$/check_backup_eriomem_age $ARG1$";
-    check_backup_ovh_age = "$USER2$/check_backup_ovh_age $ARG1$";
-    check_external_dns = "$USER1$/check_dns -H $ARG2$ -s $ARG1$ $ARG3$";
-    check_ftp_database = "$USER2$/check_ftp_database";
-    check_git = "$USER2$/check_git $USER203$";
-    check_http = "$USER1$/check_http --sni -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -r \"$ARG3$\"";
-    check_https = "$USER1$/check_http --sni --ssl -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -r \"$ARG3$\"";
-    check_https_auth = "$USER1$/check_http --sni --ssl -a \"$USER202$\" -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -r \"$ARG3$\"";
-    check_https_certificate = "$USER1$/check_http --sni --ssl -H \"$ARG1$\" -C 21,15";
-    check_https_code = "$USER1$/check_http --sni --ssl -f stickyport -H \"$ARG1$\" -u \"$ARG2$\" -e \"$ARG3$\" -r \"$ARG4$\"";
-    check_imap_connection = "$USER2$/check_imap_connection -u \"$USER204$\" -p \"$USER205$\" -H \"imap.immae.eu:143\"";
+  command = lib.foldr (v: o: o // (v.commands or {})) {} (builtins.attrValues mypluginsConfig) // {
     check_local_disk = "$USER1$/check_disk -w $ARG1$ -c $ARG2$ -p $ARG3$";
     check_local_procs = "$USER1$/check_procs -w $ARG1$ -c $ARG2$ -s $ARG3$";
     check_local_load = "$USER1$/check_load -r -w $ARG1$ -c $ARG2$";
     check_local_swap = "$USER1$/check_swap -n ok -w $ARG1$ -c $ARG2$";
-    check_local_bandwidth = "$USER2$/check_bandwidth -i=$ARG1$ -w $ARG2$ -c $ARG3$";
-    check_memory = "$USER2$/check_mem.sh -w $ARG1$ -c $ARG2$";
-    check_command_match = "$USER2$/check_command -c \"$ARG1$\" -C \"$ARG2$\" $ARG3$";
-    check_command_output = "$USER2$/check_command -c \"$ARG1$\" -s 0 -o \"$ARG2$\" $ARG3$";
-    check_command_status = "$USER2$/check_command -c \"$ARG1$\" -s \"$ARG2$\" $ARG3$";
     check_ntp = "$USER1$/check_ntp_time -t 30 -q -H 0.arch.pool.ntp.org";
     check_mailq = "$USER1$/check_mailq -s -w 1 -c 2";
-    check_megaraid = "$USER2$/check_megaraid_sas --sudo";
-    check_mysql_replication = "${sudo} -u mysql $USER2$/check_mysql_replication \"$ARG1$\" \"$ARG2$\"";
-    check_postgresql_replication = "${sudo} -u postgres $USER2$/check_postgres_replication \"$ARG1$\" \"$ARG2$\" \"$ARG3$\"";
-    check_openldap_replication = "${sudo} -u openldap $USER2$/check_openldap_replication \"$ARG1$\" \"$ARG2$\" \"$ARG3$\" \"$ARG4$\" \"$ARG5$\"";
-    check_ovh_sms = "$USER2$/check_ovh_sms \"$USER209$\"";
-    check_redis_replication = "${sudo} -u redis $USER2$/check_redis_replication \"$ARG1$\"";
     check_smtp = "$USER1$/check_smtp -H $HOSTADDRESS$ -p 25 -S -D 21,15";
-    check_tcp = "$USER1$/check_tcp -H $HOSTADDRESS$ -p $ARG1$ -e \"$ARG2$\" -Mcrit";
-    check_tcp_ssl = "$USER1$/check_tcp -H $HOSTADDRESS$ -p $ARG1$ -S -D 21,15";
-    check_zfs = "$USER2$/check_zpool.sh -p ALL -w 80 -c 90";
 
     check_host_alive = "$USER1$/check_ping -H $HOSTADDRESS$ -w 3000.0,80% -c 5000.0,100% -p 5";
-    check_last_file_date = "${sudo} -u \"$ARG3$\" $USER2$/check_last_file_date \"$ARG1$\" \"$ARG2$\"";
     check_ok = "$USER1$/check_dummy 0 \"Dummy OK\"";
     check_critical = "$USER1$/check_dummy 2 \"Dummy CRITICAL\"";
-
-    # $OVE is to force naemon to run via shell instead of execve which fails here
-    notify-host-by-email = "ADMINEMAIL=\"$ADMINEMAIL$\" SERVICENOTIFICATIONID=\"$SERVICENOTIFICATIONID$\" HOSTSTATE=\"$HOSTSTATE$\" HOSTOUTPUT=\"$HOSTOUTPUT$\" $USER2$/notify_by_email host \"$NOTIFICATIONTYPE$\" \"$HOSTALIAS$\" \"$LONGDATETIME$\" \"$CONTACTEMAIL$\" $OVE";
-    # $OVE is to force naemon to run via shell instead of execve which fails here
-    notify-service-by-email = "ADMINEMAIL=\"$ADMINEMAIL$\" SERVICENOTIFICATIONID=\"$SERVICENOTIFICATIONID$\" SERVICEDESC=\"$SERVICEDESC$\" SERVICESTATE=\"$SERVICESTATE$\" SERVICEOUTPUT=\"$SERVICEOUTPUT$\" $USER2$/notify_by_email service \"$NOTIFICATIONTYPE$\" \"$HOSTALIAS$\" \"$LONGDATETIME$\" \"$CONTACTEMAIL$\" $OVE";
-    notify-by-slack = "HOST=\"$HOSTALIAS$\" SERVICESTATE=\"$SERVICESTATE$\" SERVICEDESC=\"$SERVICEDESC$\" SERVICEOUTPUT=\"$SERVICEOUTPUT$\" $USER2$/notify_by_slack \"$ARG1$\" \"$ARG2$\"";
-    notify-host-eban-url = "STATUS_NAME=\"Server\" USER=\"$USER210$\" PASSWORD=\"$USER211$\" HOSTSTATE=\"$HOSTSTATE$\" $USER2$/notify_eban_url";
-    notify-service-eban-url = "STATUS_NAME=\"$_SERVICEWEBSTATUS_NAME$\" USER=\"$USER210$\" PASSWORD=\"$USER211$\" SERVICESTATE=\"$SERVICESTATE$\" $USER2$/notify_eban_url";
-
-    notify-master = "$USER2$/send_nrdp.sh -u \"$USER200$\" -t \"$USER201$\" -H \"$HOSTADDRESS$\" -s \"$SERVICEDESC$\" -S \"$SERVICESTATEID$\" -o \"$SERVICEOUTPUT$ | $SERVICEPERFDATA$\"";
   };
   timeperiod = {
     "24x7" = {
diff --git a/modules/private/monitoring/objects_dilion.nix b/modules/private/monitoring/objects_dilion.nix
index ea4ec37..1baaf39 100644
--- a/modules/private/monitoring/objects_dilion.nix
+++ b/modules/private/monitoring/objects_dilion.nix
@@ -11,6 +11,7 @@ let
   };
 in
 {
+  activatedPlugins = [ "zfs" ];
   service = [
     {
       passiveInfo = defaultPassiveInfo // { servicegroups = "webstatus-resources"; };
diff --git a/modules/private/monitoring/objects_eban.nix b/modules/private/monitoring/objects_eban.nix
index 9ad49e1..15b19b9 100644
--- a/modules/private/monitoring/objects_eban.nix
+++ b/modules/private/monitoring/objects_eban.nix
@@ -12,6 +12,7 @@ let
   } // rest;
 in
 {
+  activatedPlugins = [ "http" ];
   contact = {
     eban = {
       use = "generic-contact";
diff --git a/modules/private/monitoring/objects_eldiron.nix b/modules/private/monitoring/objects_eldiron.nix
index 2c15dd6..75e7b0e 100644
--- a/modules/private/monitoring/objects_eldiron.nix
+++ b/modules/private/monitoring/objects_eldiron.nix
@@ -11,6 +11,7 @@ let
   };
 in
 {
+  activatedPlugins = [ "emails" "postgresql" "zfs" ];
   service = [
     {
       passiveInfo = defaultPassiveInfo // { servicegroups = "webstatus-databases"; };
diff --git a/modules/private/monitoring/objects_monitoring-1.nix b/modules/private/monitoring/objects_monitoring-1.nix
index 6432ddb..32dbe4b 100644
--- a/modules/private/monitoring/objects_monitoring-1.nix
+++ b/modules/private/monitoring/objects_monitoring-1.nix
@@ -22,6 +22,7 @@ let
     }) profile.remotes;
 in
 {
+  activatedPlugins = [ "dns" "ftp" "git" "http" "imap" "ovh" "tcp" ];
   host = {
     # Dummy host for testing
     # "dummy-host" = {
diff --git a/modules/private/monitoring/objects_phare.nix b/modules/private/monitoring/objects_phare.nix
index a61b46e..082e7e3 100644
--- a/modules/private/monitoring/objects_phare.nix
+++ b/modules/private/monitoring/objects_phare.nix
@@ -1,5 +1,6 @@
 { emailCheck, ... }:
 {
+  activatedPlugins = [ "emails" ];
   host = {
     "phare.normalesup.org" = {
       alias = "phare.normalesup.org";
diff --git a/modules/private/monitoring/objects_quatresaisons.nix b/modules/private/monitoring/objects_quatresaisons.nix
index de0ce86..55d5631 100644
--- a/modules/private/monitoring/objects_quatresaisons.nix
+++ b/modules/private/monitoring/objects_quatresaisons.nix
@@ -11,6 +11,7 @@ let
   };
 in
 {
+  activatedPlugins = [ "megaraid" ];
   service = [
     {
       passiveInfo = defaultPassiveInfo // { servicegroups = "webstatus-resources"; };
diff --git a/modules/private/monitoring/objects_ulminfo-fr.nix b/modules/private/monitoring/objects_ulminfo-fr.nix
index 574e0e3..bd2804b 100644
--- a/modules/private/monitoring/objects_ulminfo-fr.nix
+++ b/modules/private/monitoring/objects_ulminfo-fr.nix
@@ -1,5 +1,6 @@
 { emailCheck, ... }:
 {
+  activatedPlugins = [ "emails" ];
   host = {
     "ulminfo.fr" = {
       alias = "ulminfo.fr";