V8.00.000.2025.06.17
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
This commit is contained in:
2025-06-29 19:27:00 +02:00
parent ea2454dd66
commit b1be218ea0
5 changed files with 76 additions and 183 deletions

View File

@@ -47,7 +47,7 @@ validation_ipv6() {
declare var_addr="${var_ip%%\%*}"
declare var_has_double_colon=0
### Step 1 IPv4-mapped / -embedded addresses (::ffff:192.0.2.1)
### Step 1 - IPv4-mapped / -embedded addresses (::ffff:192.0.2.1)
if [[ "${var_addr}" == *.* ]]; then
declare var_ipv4_part="${var_addr##*:}"
validation_ipv4 "${var_ipv4_part}" || exit "${ERR_INVALID_IPV6}"
@@ -55,26 +55,26 @@ validation_ipv6() {
var_addr="${var_addr%:*}:0:0"
fi
### Step 2 Detect forbidden multiple '::'
### Step 2 - Detect forbidden multiple '::'
if [[ "${var_addr}" == *::* ]]; then
var_has_double_colon=1
### Remove first '::' and check there is no second one.
[[ ${var_addr#*::*} == *::* ]] && exit "${ERR_INVALID_IPV6}"
fi
### Step 3 Split into hextets and validate format.
### Step 3 - Split into hextets and validate format.
declare var_hextet
declare -a var_segments
IFS=':' read -ra var_segments <<< "${var_addr}"
declare seg_count=${#var_segments[@]}
for var_hextet in "${var_segments[@]}"; do
### Empty part of '::' compression
### Empty part of '::' compression
[[ -z "${var_hextet}" ]] && continue
[[ "${var_hextet}" =~ ^[0-9a-fA-F]{1,4}$ ]] || exit "${ERR_INVALID_IPV6}"
done
### Step 4 Check total hextet count.
### Step 4 - Check total hextet count.
if (( var_has_double_colon )); then
(( seg_count <= 8 )) || exit "${ERR_INVALID_IPV6}"
else