Пример #1
0
void KeepPromiseBundles()
    
{ struct Bundle *bp;
  struct Rlist *rp,*params;
  struct FnCall *fp;
  char rettype,*name;
  void *retval;
  int ok = true;

if (CBUNDLESEQUENCE)
   {
   CfOut(cf_inform,""," >> Using command line specified bundlesequence");
   retval = CBUNDLESEQUENCE;
   rettype = CF_LIST;
   }
else if (GetVariable("control_common","bundlesequence",&retval,&rettype) == cf_notype)
   {
   CfOut(cf_error,""," !! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
   CfOut(cf_error,""," !! No bundlesequence in the common control body");
   CfOut(cf_error,""," !! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
   exit(1);
   }

if (rettype != CF_LIST)
   {
   FatalError("Promised bundlesequence was not a list");
   }

for (rp = (struct Rlist *)retval; rp != NULL; rp=rp->next)
   {
   switch (rp->type)
      {
      case CF_SCALAR:
          name = (char *)rp->item;
          params = NULL;

          if (strcmp(name,CF_NULL_VALUE) == 0)
             {
             continue;
             }
          
          break;
      case CF_FNCALL:
          fp = (struct FnCall *)rp->item;
          name = (char *)fp->name;
          params = (struct Rlist *)fp->args;
          break;
          
      default:
          name = NULL;
          params = NULL;
          CfOut(cf_error,"","Illegal item found in bundlesequence: ");
          ShowRval(stdout,rp->item,rp->type);
          printf(" = %c\n",rp->type);
          ok = false;
          break;
      }

   if (!IGNORE_MISSING_BUNDLES)
      {
      if (!(GetBundle(name,"agent")||(GetBundle(name,"common"))))
         {
         CfOut(cf_error,"","Bundle \"%s\" listed in the bundlesequence was not found\n",name);
         ok = false;
         }
      }
   }

if (!ok)
   {
   FatalError("Errors in agent bundles");
   }

if (VERBOSE || DEBUG)
   {
   printf("%s> -> Bundlesequence => ",VPREFIX);
   ShowRval(stdout,retval,rettype);
   printf("\n");
   }

/* If all is okay, go ahead and evaluate */

for (rp = (struct Rlist *)retval; rp != NULL; rp=rp->next)
   {
   switch (rp->type)
      {
      case CF_FNCALL:
          fp = (struct FnCall *)rp->item;
          name = (char *)fp->name;
          params = (struct Rlist *)fp->args;
          break;
      default:
          name = (char *)rp->item;
          params = NULL;
          break;
      }

   if ((bp = GetBundle(name,"agent")) || (bp = GetBundle(name,"common")))
      {
      SetBundleOutputs(bp->name);
      AugmentScope(bp->name,bp->args,params);
      BannerBundle(bp,params);
      THIS_BUNDLE = bp->name;
      DeletePrivateClassContext(); // Each time we change bundle
      ScheduleAgentOperations(bp);
      ResetBundleOutputs(bp->name);
      }
   }
}
Пример #2
0
static void KeepPromiseBundles(Policy *policy, GenericAgentConfig *config, const ReportContext *report_context)
{
    Bundle *bp;
    Rlist *rp, *params;
    FnCall *fp;
    char *name;
    Rval retval;
    int ok = true;

    if (config->bundlesequence)
    {
        CfOut(cf_inform, "", " >> Using command line specified bundlesequence");
        retval = (Rval) { config->bundlesequence, RVAL_TYPE_LIST };
    }
    else if (GetVariable("control_common", "bundlesequence", &retval) == DATA_TYPE_NONE)
    {
        // TODO: somewhat frenzied way of telling user about an error
        CfOut(cf_error, "", " !! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
        CfOut(cf_error, "", " !! No bundlesequence in the common control body");
        CfOut(cf_error, "", " !! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
        exit(1);
    }

    // TODO: should've been checked a long time ago, remove?
    if (retval.type != RVAL_TYPE_LIST)
    {
        FatalError("Promised bundlesequence was not a list");
    }

    for (rp = (Rlist *) retval.item; rp != NULL; rp = rp->next)
    {
        switch (rp->type)
        {
        case RVAL_TYPE_SCALAR:
            name = (char *) rp->item;
            params = NULL;

            if (strcmp(name, CF_NULL_VALUE) == 0)
            {
                continue;
            }

            break;
        case RVAL_TYPE_FNCALL:
            fp = (FnCall *) rp->item;
            name = (char *) fp->name;
            params = (Rlist *) fp->args;
            break;

        default:
            name = NULL;
            params = NULL;
            CfOut(cf_error, "", "Illegal item found in bundlesequence: ");
            ShowRval(stdout, (Rval) {rp->item, rp->type});
            printf(" = %c\n", rp->type);
            ok = false;
            break;
        }

        if (!config->ignore_missing_bundles)
        {
            if (!(PolicyGetBundle(policy, NULL, "agent", name) || (PolicyGetBundle(policy, NULL, "common", name))))
            {
                CfOut(cf_error, "", "Bundle \"%s\" listed in the bundlesequence was not found\n", name);
                ok = false;
            }
        }
    }

    if (!ok)
    {
        FatalError("Errors in agent bundles");
    }

    if (VERBOSE || DEBUG)
    {
        printf("%s> -> Bundlesequence => ", VPREFIX);
        ShowRval(stdout, retval);
        printf("\n");
    }

/* If all is okay, go ahead and evaluate */

    for (rp = (Rlist *) retval.item; rp != NULL; rp = rp->next)
    {
        switch (rp->type)
        {
        case RVAL_TYPE_FNCALL:
            fp = (FnCall *) rp->item;
            name = (char *) fp->name;
            params = (Rlist *) fp->args;
            break;
        default:
            name = (char *) rp->item;
            params = NULL;
            break;
        }

        if ((bp = PolicyGetBundle(policy, NULL, "agent", name)) || (bp = PolicyGetBundle(policy, NULL, "common", name)))
        {
            char ns[CF_BUFSIZE];
            snprintf(ns,CF_BUFSIZE,"%s_meta", name);
            NewScope(ns);

            SetBundleOutputs(bp->name);
            AugmentScope(bp->name, bp->ns, bp->args, params);
            BannerBundle(bp, params);
            THIS_BUNDLE = bp->name;
            DeletePrivateClassContext();        // Each time we change bundle
            ScheduleAgentOperations(bp, report_context);
            ResetBundleOutputs(bp->name);
        }
    }
}
Пример #3
0
int VerifyMethod(EvalContext *ctx, char *attrname, Attributes a, Promise *pp, const ReportContext *report_context)
{
    Bundle *bp;
    void *vp;
    FnCall *fp;
    char method_name[CF_EXPANDSIZE], qualified_method[CF_BUFSIZE], *method_deref;
    Rlist *params = NULL;
    int retval = false;
    CfLock thislock;
    char lockname[CF_BUFSIZE];

    if (a.havebundle)
    {
        if ((vp = ConstraintGetRvalValue(ctx, attrname, pp, RVAL_TYPE_FNCALL)))
        {
            fp = (FnCall *) vp;
            ExpandScalar(PromiseGetBundle(pp)->name, fp->name, method_name);
            params = fp->args;
        }
        else if ((vp = ConstraintGetRvalValue(ctx, attrname, pp, RVAL_TYPE_SCALAR)))
        {
            ExpandScalar(PromiseGetBundle(pp)->name, (char *) vp, method_name);
            params = NULL;
        }
        else
        {
            return false;
        }
    }

    GetLockName(lockname, "method", pp->promiser, params);

    thislock = AcquireLock(lockname, VUQNAME, CFSTARTTIME, a, pp, false);

    if (thislock.lock == NULL)
    {
        return false;
    }

    PromiseBanner(pp);

    if (strncmp(method_name,"default:",strlen("default:")) == 0) // CF_NS == ':'
    {
        method_deref = strchr(method_name, CF_NS) + 1;
    }
    else if ((strchr(method_name, CF_NS) == NULL) && (strcmp(PromiseGetNamespace(pp), "default") != 0))
    {
        snprintf(qualified_method, CF_BUFSIZE, "%s%c%s", PromiseGetNamespace(pp), CF_NS, method_name);
        method_deref = qualified_method;
    }
    else
    {
         method_deref = method_name;
    }
    
    bp = PolicyGetBundle(PolicyFromPromise(pp), NULL, "agent", method_deref);
    if (!bp)
    {
        bp = PolicyGetBundle(PolicyFromPromise(pp), NULL, "common", method_deref);
    }

    if (bp)
    {
        BannerSubBundle(bp, params);

        EvalContextStackPushBundleFrame(ctx, bp, a.inherit);

        ScopeClear(bp->name);
        BundleHashVariables(ctx, bp, report_context);

        char ns[CF_BUFSIZE];
        snprintf(ns,CF_BUFSIZE,"%s_meta",method_name);
        SetBundleOutputs(bp->name);

        ScopeAugment(ctx, bp, params);

        retval = ScheduleAgentOperations(ctx, bp, report_context);

        GetReturnValue(ctx, bp->name, pp);
        ResetBundleOutputs(bp->name);

        EvalContextStackPopFrame(ctx);

        switch (retval)
        {
        case PROMISE_RESULT_FAIL:
            cfPS(ctx, OUTPUT_LEVEL_INFORM, PROMISE_RESULT_FAIL, "", pp, a, " !! Method failed in some repairs or aborted\n");
            break;

        case PROMISE_RESULT_CHANGE:
            cfPS(ctx, OUTPUT_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, "", pp, a, " !! Method invoked repairs\n");
            break;

        default:
            cfPS(ctx, OUTPUT_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, "", pp, a, " -> Method verified\n");
            break;

        }

        for (const Rlist *rp = bp->args; rp; rp = rp->next)
        {
            const char *lval = rp->item;
            ScopeDeleteScalar((VarRef) { NULL, bp->name, lval });
        }
    }
    else
    {
        if (IsCf3VarString(method_name))
        {
            CfOut(OUTPUT_LEVEL_ERROR, "",
                  " !! A variable seems to have been used for the name of the method. In this case, the promiser also needs to contain the unique name of the method");
        }
        if (bp && (bp->name))
        {
            cfPS(ctx, OUTPUT_LEVEL_ERROR, PROMISE_RESULT_FAIL, "", pp, a, " !! Method \"%s\" was used but was not defined!\n", bp->name);
        }
        else
        {
            cfPS(ctx, OUTPUT_LEVEL_ERROR, PROMISE_RESULT_FAIL, "", pp, a,
                 " !! A method attempted to use a bundle \"%s\" that was apparently not defined!\n", method_name);
        }
    }

    
    YieldCurrentLock(thislock);
    return retval;
}