firewaller: small changes in error handling and logging after review
firewaller: small changes in error handling and logging after review

tasdomas/juju,bac/juju,makyo/juju,macgreagoir/juju,kat-co/juju,dooferlad/juju,mhilton/juju,macgreagoir/juju,Altoros/juju-vmware,bz2/juju,perrito666/juju,anastasiamac/juju,mhilton/juju-juju,mjs/juju,AdamIsrael/juju,sinzui/juju,cmars/juju,jrwren/juju,frankban/juju-tmp,anastasiamac/juju,mikemccracken/juju,rogpeppe/juju,rogpeppe/juju,howbazaar/juju,mjs/juju,mikemccracken/juju,marcmolla/juju,dimitern/juju,bz2/juju,fwereade/juju,Altoros/juju-vmware,cmars/juju,tasdomas/juju,jrwren/juju,thomnico/juju,sinzui/juju,bogdanteleaga/juju,mattyw/juju,kat-co/juju,sinzui/juju,AdamIsrael/juju,tasdomas/juju,dimitern/juju,axw/juju,tych0/juju,alesstimec/juju,frobware/juju,dooferlad/juju,dooferlad/juju,ericsnowcurrently/juju,mjs/juju,fwereade/juju,cherylj/juju,Altoros/juju-vmware,reedobrien/juju,frankban/juju-tmp,makyo/juju,cloud-green/juju,reedobrien/juju,AdamIsrael/juju,tsakas/juju,mikemccracken/juju,voidspace/juju,dooferlad/juju,frobware/juju,tasdomas/juju,voidspace/juju,mhilton/juju,waigani/juju,dooferlad/juju,dimitern/juju,wwitzel3/juju,kat-co/juju,kat-co/juju,marcmolla/juju,tych0/juju,marcmolla/juju,mhilton/juju-juju,davecheney/juju,axw/juju,AdamIsrael/juju,frankban/juju,frankban/juju-tmp,tych0/juju,marcoceppi/juju,mikemccracken/juju,davecheney/juju,cmars/juju,makyo/juju,anastasiamac/juju,marcoceppi/juju,gabriel-samfira/juju,ericsnowcurrently/juju,alesstimec/juju,gabriel-samfira/juju,Altoros/juju-vmware,dimitern/juju,anastasiamac/juju,tsakas/juju,reedobrien/store,reedobrien/juju,perrito666/juju,gabriel-samfira/juju,mhilton/juju,gabriel-samfira/juju,perrito666/juju,bac/juju,thomnico/juju,mhilton/juju,howbazaar/juju,Altoros/juju-cloudsigma,ericsnowcurrently/juju,mjs/juju,voidspace/juju,mattyw/juju,axw/juju,mhilton/juju-juju,gabriel-samfira/juju,bogdanteleaga/juju,voidspace/juju,mhilton/juju-juju,wwitzel3/juju,Altoros/juju-cloudsigma,frankban/juju,reedobrien/juju,howbazaar/juju,mjs/juju,bogdanteleaga/juju,thomnico/juju,bac/juju,tych0/juju,thomnico/juju,mattyw/juju,ericsnowcurrently/juju,wwitzel3/juju,dimitern/juju,wwitzel3/juju,mjs/juju,jrwren/juju,bz2/juju,marcoceppi/juju,perrito666/juju,frankban/juju-tmp,anastasiamac/juju,mikemccracken/juju,tsakas/juju,axw/juju,reedobrien/juju,cherylj/juju,waigani/juju,marcoceppi/juju,macgreagoir/juju,frankban/juju,makyo/juju,cloud-green/juju,howbazaar/juju,fwereade/juju,frankban/juju,davecheney/juju,cmars/juju,bac/juju,marcmolla/juju,kat-co/juju,alesstimec/juju,macgreagoir/juju,alesstimec/juju,davecheney/juju,axw/juju,alesstimec/juju,mattyw/juju,waigani/juju,ericsnowcurrently/juju,tsakas/juju,rogpeppe/juju,sinzui/juju,cherylj/juju,bz2/juju,frobware/juju,cherylj/juju,howbazaar/juju,waigani/juju,bac/juju,bz2/juju,macgreagoir/juju,Altoros/juju-cloudsigma,cloud-green/juju,mjs/juju,frankban/juju,Altoros/juju-cloudsigma,fwereade/juju,marcmolla/juju,bogdanteleaga/juju,cloud-green/juju,perrito666/juju