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public
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Docker
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fc9a1adc
Commit
fc9a1adc
authored
3 years ago
by
Pierre Smeyers
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feat: add scoped variables support
parent
683b6a83
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README.md
+2
-2
2 additions, 2 deletions
README.md
templates/gitlab-ci-docker.yml
+84
-1
84 additions, 1 deletion
templates/gitlab-ci-docker.yml
with
86 additions
and
3 deletions
README.md
+
2
−
2
View file @
fc9a1adc
...
...
@@ -62,8 +62,8 @@ In practice:
*
the
**snapshot**
image is
**always pushed**
by the template (pipeline triggered by a Git tag or commit on any branch),
*
the
**release**
image is only pushed:
*
on a pipeline triggered by a Git tag,
*
on a pipeline triggered by a Git commit on
`master`
.
*
on a pipeline triggered by a Git tag,
*
on a pipeline triggered by a Git commit on
`master`
.
The
**snapshot**
and
**release**
images are defined by the following variables:
...
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templates/gitlab-ci-docker.yml
+
84
−
1
View file @
fc9a1adc
...
...
@@ -105,6 +105,88 @@ stages:
fi
}
function unscope_variables() {
_scoped_vars=$(env | awk -F '=' "/^scoped__[a-zA-Z0-9_]+=/ {print \$1}" | sort)
if [[ -z "$_scoped_vars" ]]; then return; fi
log_info "Processing scoped variables..."
for _scoped_var in $_scoped_vars
do
_fields=${_scoped_var//__/:}
_condition=$(echo "$_fields" | cut -d: -f3)
case "$_condition" in
if) _not="";;
ifnot) _not=1;;
*)
log_warn "... unrecognized condition \\e[1;91m$_condition\\e[0m in \\e[33;1m${_scoped_var}\\e[0m"
continue
;;
esac
_target_var=$(echo "$_fields" | cut -d: -f2)
_cond_var=$(echo "$_fields" | cut -d: -f4)
_cond_val=$(eval echo "\$${_cond_var}")
_test_op=$(echo "$_fields" | cut -d: -f5)
case "$_test_op" in
defined)
if [[ -z "$_not" ]] && [[ -z "$_cond_val" ]]; then continue;
elif [[ "$_not" ]] && [[ "$_cond_val" ]]; then continue;
fi
;;
equals|startswith|endswith|contains|in|equals_ic|startswith_ic|endswith_ic|contains_ic|in_ic)
# comparison operator
# sluggify actual value
_cond_val=$(echo "$_cond_val" | tr '[:punct:]' '_')
# retrieve comparison value
_cmp_val_prefix="scoped__${_target_var}__${_condition}__${_cond_var}__${_test_op}__"
_cmp_val=${_scoped_var#$_cmp_val_prefix}
# manage 'ignore case'
if [[ "$_test_op" == *_ic ]]
then
# lowercase everything
_cond_val=$(echo "$_cond_val" | tr '[:upper:]' '[:lower:]')
_cmp_val=$(echo "$_cmp_val" | tr '[:upper:]' '[:lower:]')
fi
case "$_test_op" in
equals*)
if [[ -z "$_not" ]] && [[ "$_cond_val" != "$_cmp_val" ]]; then continue;
elif [[ "$_not" ]] && [[ "$_cond_val" == "$_cmp_val" ]]; then continue;
fi
;;
startswith*)
if [[ -z "$_not" ]] && [[ "$_cond_val" != "$_cmp_val"* ]]; then continue;
elif [[ "$_not" ]] && [[ "$_cond_val" == "$_cmp_val"* ]]; then continue;
fi
;;
endswith*)
if [[ -z "$_not" ]] && [[ "$_cond_val" != *"$_cmp_val" ]]; then continue;
elif [[ "$_not" ]] && [[ "$_cond_val" == *"$_cmp_val" ]]; then continue;
fi
;;
contains*)
if [[ -z "$_not" ]] && [[ "$_cond_val" != *"$_cmp_val"* ]]; then continue;
elif [[ "$_not" ]] && [[ "$_cond_val" == *"$_cmp_val"* ]]; then continue;
fi
;;
in*)
if [[ -z "$_not" ]] && [[ "__${_cmp_val}__" != *"__${_cond_val}__"* ]]; then continue;
elif [[ "$_not" ]] && [[ "__${_cmp_val}__" == *"__${_cond_val}__"* ]]; then continue;
fi
;;
esac
;;
*)
log_warn "... unrecognized test operator \\e[1;91m${_test_op}\\e[0m in \\e[33;1m${_scoped_var}\\e[0m"
continue
;;
esac
# matches
_val=$(eval echo "\$${_target_var}")
log_info "... apply \\e[32m${_target_var}\\e[0m from \\e[32m\$${_scoped_var}\\e[0m${_val:+ (\\e[33;1moverwrite\\e[0m)}"
_val=$(eval echo "\$${_scoped_var}")
export "${_target_var}"="${_val}"
done
log_info "... done"
}
# evaluate and export a secret
# - $1: secret variable name
function eval_secret() {
...
...
@@ -171,7 +253,7 @@ stages:
}
function eval_all_secrets() {
encoded_vars=$(env | awk -F '=' '/^[a-zA-Z0-9_]*=@(b64|hex|url)@/ {print $1}')
encoded_vars=$(env |
grep -v '^scoped__' |
awk -F '=' '/^[a-zA-Z0-9_]*=@(b64|hex|url)@/ {print $1}')
for var in $encoded_vars
do
eval_secret "$var"
...
...
@@ -219,6 +301,7 @@ stages:
function init_workspace() {
install_custom_ca_certs
unscope_variables
eval_all_secrets
configure_registries_auth
...
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