[MM-63772] Add LDAP setting to re-add removed members (#30787)

server/channels/app/syncables.go

@@ -17,7 +17,7 @@ import (
 // createDefaultChannelMemberships adds users to channels based on their group memberships and how those groups are
 // configured to sync with channels for group members on or after the given timestamp. If a channelID is given
 // only that channel's members are created. If channelID is nil all channel memberships are created.
-// If includeRemovedMembers is true, then channel members who left or were removed from the channel will
+// If params.ReAddRemovedMembers is true, then channel members who left or were removed from the channel will
 // be re-added; otherwise, they will not be re-added.
 func (a *App) createDefaultChannelMemberships(rctx request.CTX, params model.CreateDefaultMembershipParams) error {
 	channelMembers, appErr := a.ChannelMembersToAdd(params.Since, params.ScopedChannelID, params.ReAddRemovedMembers)
@@ -86,7 +86,7 @@ func (a *App) createDefaultChannelMemberships(rctx request.CTX, params model.Cre
 // createDefaultTeamMemberships adds users to teams based on their group memberships and how those groups are
 // configured to sync with teams for group members on or after the given timestamp. If a teamID is given
 // only that team's members are created. If teamID is nil all team memberships are created.
-// If includeRemovedMembers is true, then team members who left or were removed from the team will
+// If params.ReAddRemovedMembers is true, then team members who left or were removed from the team will
 // be re-added; otherwise, they will not be re-added.
 func (a *App) createDefaultTeamMemberships(rctx request.CTX, params model.CreateDefaultMembershipParams) error {
 	teamMembers, appErr := a.TeamMembersToAdd(params.Since, params.ScopedTeamID, params.ReAddRemovedMembers)
@@ -123,7 +123,7 @@ func (a *App) createDefaultTeamMemberships(rctx request.CTX, params model.Create
 
 // CreateDefaultMemberships adds users to teams and channels based on their group memberships and how those groups
 // are configured to sync with teams and channels for group members on or after the given timestamp.
-// If includeRemovedMembers is true, then members who left or were removed from a team/channel will
+// If params.AddRemovedMembers is true, then members who left or were removed from a team/channel will
 // be re-added; otherwise, they will not be re-added.
 func (a *App) CreateDefaultMemberships(rctx request.CTX, params model.CreateDefaultMembershipParams) error {
 	err := a.createDefaultTeamMemberships(rctx, params)
@@ -283,17 +283,17 @@ func (a *App) SyncRolesAndMembership(rctx request.CTX, syncableID string, syncab
 	}
 
 	var since int64
-	includeRemovedMembers := true
+	reAddRemovedMembers := true
 	if group.Source == model.GroupSourceLdap {
 		lastJob, _ := a.Srv().Store().Job().GetNewestJobByStatusAndType(model.JobStatusSuccess, model.JobTypeLdapSync)
 		if lastJob != nil {
 			since = lastJob.StartAt
 		}
 
-		includeRemovedMembers = false
+		reAddRemovedMembers = *a.Config().LdapSettings.ReAddRemovedMembers
 	}
 
-	params := model.CreateDefaultMembershipParams{Since: since, ReAddRemovedMembers: includeRemovedMembers}
+	params := model.CreateDefaultMembershipParams{Since: since, ReAddRemovedMembers: reAddRemovedMembers}
 
 	switch syncableType {
 	case model.GroupSyncableTypeTeam: