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OpenWRT nvram-clean.sh for Linksys wrt54gl
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| # OpenWRT nvram-clean.sh for Linksys wrt54gl | |
| # | |
| # Usage: https://openwrt.org/toh/linksys/wrt54g | |
| # | |
| # Source: https://web.archive.org/web/20140326172212/http://downloads.openwrt.org/people/nbd/nvram-clean.sh | |
| # Version: 1.0 | |
| empty() { | |
| case "$1" in | |
| "") return 0 ;; | |
| *) return 255 ;; | |
| esac | |
| } | |
| equal() { | |
| case "$1" in | |
| "$2") return 0 ;; | |
| *) return 255 ;; | |
| esac | |
| } | |
| neq() { | |
| case "$1" in | |
| "$2") return 255 ;; | |
| *) return 0 ;; | |
| esac | |
| } | |
| exists() { | |
| ( < $1 ) 2>&- | |
| } | |
| nvram_unset() { | |
| nvram unset $1 | |
| } | |
| echo -n "Before: " | |
| nvram show > /dev/null | |
| nvram show 2>/dev/null | { | |
| while :; do | |
| UNSET="" | |
| read LINE | |
| empty "$LINE" && exit | |
| CONTENTS="${LINE##*=}" | |
| LINE="${LINE%%=*}" | |
| TYPE="${LINE%%_*}" | |
| case "$TYPE" in | |
| wan0) UNSET=1;; | |
| upnp) UNSET=1;; | |
| forwardspec) UNSET=1;; | |
| log) UNSET=1;; | |
| fullswitch) UNSET=1;; | |
| maskmac) UNSET=1;; | |
| inet) UNSET=1;; | |
| wanup) UNSET=1;; | |
| fon) UNSET=1;; | |
| filter) UNSET=1;; | |
| apwatchdog) UNSET=1;; | |
| routing) UNSET=1;; | |
| wl) UNSET=1;; | |
| svqos) UNSET=1;; | |
| dr) UNSET=1;; | |
| snmpd) UNSET=1;; | |
| port) UNSET=1;; | |
| wshaper) UNSET=1;; | |
| restore) UNSET=1;; | |
| qos) UNSET=1;; | |
| get) UNSET=1;; | |
| bird) UNSET=1;; | |
| wol) UNSET=1;; | |
| expert) UNSET=1;; | |
| ses) UNSET=1;; | |
| radvd) UNSET=1;; | |
| cron) UNSET=1;; | |
| chilli) UNSET=1;; | |
| jffs2) UNSET=1;; | |
| block) UNSET=1;; | |
| remote) UNSET=1;; | |
| pptpd) UNSET=1;; | |
| http) UNSET=1;; | |
| port) UNSET=1;; | |
| QoS) UNSET=1;; | |
| sshd) UNSET=1;; | |
| ipv6) UNSET=1;; | |
| syslogd) UNSET=1;; | |
| tpclient) UNSET=1;; | |
| ezc) UNSET=1;; | |
| is) UNSET=1;; | |
| zebra) UNSET=1;; | |
| ospfd) UNSET=1;; | |
| ntp) UNSET=1;; | |
| mac) UNSET=1;; | |
| ping) UNSET=1;; | |
| dnsmasq) UNSET=1;; | |
| skip) UNSET=1;; | |
| security) UNSET=1;; | |
| daylight) UNSET=1;; | |
| multicast) UNSET=1;; | |
| aol) UNSET=1;; | |
| forward) UNSET=1;; | |
| ct) UNSET=1;; | |
| sel) UNSET=1;; | |
| rc) UNSET=1;; | |
| txpwr) UNSET=1;; | |
| d11g) UNSET=1;; | |
| sv) UNSET=1;; | |
| hs) UNSET=1;; | |
| https) UNSET=1;; | |
| mtu) UNSET=1;; | |
| firmware) UNSET=1;; | |
| autofw) UNSET=1;; | |
| version) UNSET=1;; | |
| tpservers) UNSET=1;; | |
| stats) UNSET=1;; | |
| telnetd) UNSET=1;; | |
| resetbutton) UNSET=1;; | |
| nas) UNSET=1;; | |
| httpsd) UNSET=1;; | |
| def) UNSET=1;; | |
| fw) UNSET=1;; | |
| dhcpd) UNSET=1;; | |
| prange) UNSET=1;; | |
| manual) UNSET=1;; | |
| traceroute) UNSET=1;; | |
| lcp) UNSET=1;; | |
| time) UNSET=1;; | |
| local) UNSET=1;; | |
| wk) UNSET=1;; | |
| action) UNSET=1;; | |
| global) UNSET=1;; | |
| web) UNSET=1;; | |
| txant) UNSET=1;; | |
| rate) UNSET=1;; | |
| timer) UNSET=1;; | |
| NC) UNSET=1;; | |
| sipgate) UNSET=1;; | |
| sh) UNSET=1;; | |
| ip) UNSET=1;; | |
| kaid) UNSET=1;; | |
| sip) UNSET=1;; | |
| need) UNSET=1;; | |
| samba) UNSET=1;; | |
| rflow) UNSET=1;; | |
| dhcpfwd) UNSET=1;; | |
| schedule) UNSET=1;; | |
| max) UNSET=1;; | |
| sys) UNSET=1;; | |
| clean) UNSET=1;; | |
| trunking) UNSET=1;; | |
| language) UNSET=1;; | |
| enable) UNSET=1;; | |
| macupd) UNSET=1;; | |
| trigger) UNSET=1;; | |
| vlans) UNSET=1;; | |
| smtp) UNSET=1;; | |
| status) UNSET=1;; | |
| mmc) UNSET=1;; | |
| esac | |
| TYPE="${TYPE%%[0-9]}" | |
| TYPE="${TYPE%%[0-9]}" | |
| case "$TYPE" in | |
| altdns) UNSET=1;; | |
| esac | |
| TAIL=${LINE##*_} | |
| case "$TAIL" in | |
| static) UNSET=1;; | |
| statics) UNSET=1;; | |
| ospf) UNSET=1;; | |
| if) UNSET=1;; | |
| desc) UNSET=1;; | |
| buf) UNSET=1;; | |
| macmode1) UNSET=1;; | |
| lease) UNSET=1;; | |
| primary) UNSET=1;; | |
| speed) UNSET=1;; | |
| passphrase) UNSET=1;; | |
| pass) UNSET=1;; | |
| dyndnstype) UNSET=1;; | |
| domain) UNSET=1;; | |
| srv) UNSET=1;; | |
| unit) UNSET=1;; | |
| 2) UNSET=1;; | |
| route) UNSET=1;; | |
| pppifname) UNSET=1;; | |
| ac) UNSET=1;; | |
| dns0|dns1|dns2) UNSET=1;; | |
| dhcp) UNSET=1;; | |
| wins) UNSET=1;; | |
| ofdm) UNSET=1;; | |
| result) UNSET=1;; | |
| loglevel) UNSET=1;; | |
| default) UNSET=1;; | |
| change) UNSET=1;; | |
| disable) UNSET=1;; | |
| keepalive) UNSET=1;; | |
| accepted) UNSET=1;; | |
| rejected) UNSET=1;; | |
| dropped) UNSET=1;; | |
| server) UNSET=1;; | |
| delay) UNSET=1;; | |
| hwnames) UNSET=1;; | |
| nat) UNSET=1;; | |
| style) UNSET=1;; | |
| encrypt) UNSET=1;; | |
| status) UNSET=1;; | |
| dnsmasq) UNSET=1;; | |
| mac) UNSET=1;; | |
| service) UNSET=1;; | |
| x) UNSET=1;; | |
| t) UNSET=1;; | |
| enable) | |
| case "$TYPE" in | |
| ddns);; | |
| log);; | |
| upnp);; | |
| *) UNSET=1;; | |
| esac | |
| ;; | |
| esac | |
| TAIL1="$TAIL" | |
| TAIL="${TAIL%%[0-9]}" | |
| TAIL="${TAIL%%[0-9]}" | |
| case "$TAIL" in | |
| wds) equal "$TAIL" "$TAIL1" || UNSET=1;; | |
| ipaddr|netmask) equal "$TYPE" wl && UNSET=1;; | |
| hwaddr) | |
| TMP=${LINE%[0-9]*} | |
| TMP=${TMP%[0-9]} | |
| equal "$TMP" "wl0_wds" && UNSET=1 | |
| ;; | |
| esac | |
| case "$LINE" in | |
| pppoe_ver) UNSET=1;; | |
| wl0_lazy_wds) UNSET=1;; | |
| pppoe_static_ip) UNSET=1;; | |
| ppp_static_ip) UNSET=1;; | |
| pptp_get_ip) UNSET=1;; | |
| l2tp_get_ip) UNSET=1;; | |
| wan_get_dns) UNSET=1;; | |
| wan_run_mtu) UNSET=1;; | |
| ddns_wildcard) UNSET=1;; | |
| os_name) UNSET=1;; | |
| esac | |
| case "$CONTENTS" in | |
| 11111) UNSET=1;; | |
| 0) equal "$TAIL" ipaddr && UNSET=1;; | |
| "") UNSET=1;; | |
| esac | |
| case "${TYPE%%[0-9]*}" in | |
| port) UNSET=1;; | |
| esac | |
| equal "$UNSET" 1 && nvram_unset "$LINE" | |
| done | |
| } | |
| echo -n "After: " | |
| nvram show >/dev/null | |
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