aconteceu algo estranho comigo o meu squid pede a senha o usuario ta cadastrado mais ele nao valida... fica sempre pedindo a senha!
aqui vai o conf.
auth_param basic program /usr/lib/squid/ncsa_auth /etc/squid/passwd_ht
auth_param basic children 5
auth_param basic realm Para sua seguranca informe seu login e senha.
auth_param basic credentialsttl 2 hours
# acl contra remocao de proxy
httpd_accel_host virtual
httpd_accel_port 80
httpd_accel_with_proxy on
httpd_accel_uses_host_header on
acl diretoria src 192.168.0.10-192.168.0.20
http_access allow diretoria
# acls de autenticacao
acl auto proxy_auth "/etc/squid/users/auto"
http_access allow auto
acl noauto proxy_auth "/etc/squid/users/noauto"
http_access deny noauto
#controle de download
acl mult urlpath_regex .mp3$ .mpeg$ .mpg$ .mov$ .avi$
http_access deny mult
#controle de acesso a sites
acl liberado url_regex "/etc/squid/regras/unblock.txt"
http_access allow liberado
acl bloqueado url_regex "/etc/squid/regras/block.txt"
http_access deny bloqueado
#acl de bloqueio do MSN
acl msnmessenger url_regex -i gateway.dll
acl MSN req_mime_type -i ^application/x-msn-messenger$
http_access deny msnmessenger
http_access deny MSN
#acl de bloqueio de spyware
acl sem_spyware url_regex -i "/etc/squid/regras/spyware.txt"
http_access deny sem_spyware
#default
#
acl all src 192.168.0.0/255.255.255.0
acl manager proto cache_object
acl localhost src 127.0.0.1/255.255.255.255
acl to_localhost dst 127.0.0.0/8
acl SSL_ports port 443 563
acl Safe_ports port 80 # http
acl Safe_ports port 21 # ftp
acl Safe_ports port 443 563 # https, snews
acl Safe_ports port 70 # gopher
acl Safe_ports port 210 # wais
acl Safe_ports port 1025-65535 # unregistered ports
acl Safe_ports port 280 # http-mgmt
acl Safe_ports port 488 # gss-http
acl Safe_ports port 591 # filemaker
acl Safe_ports port 777 # multiling http
acl CONNECT method CONNECT
http_access allow manager localhost
http_access deny manager
http_access deny !Safe_ports
http_access deny CONNECT !SSL_ports
http_access allow localhost
http_access deny all