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| #!/bin/bash -e | |
| function join_by { | |
| local d="$1" f=${2:-$(</dev/stdin)}; | |
| if [[ -z "$f" ]]; then return 1; fi | |
| if shift 2; then | |
| printf %s "$f" "${@/#/$d}" | |
| else | |
| join_by "$d" $f | |
| fi | |
| } | |
| function version_gt_or_eq { | |
| if [ "$(printf '%s\n' "$1" "$2" | sort -V | head -n1)" = "$1" ]; then | |
| return 0 | |
| else | |
| return 1 | |
| fi | |
| } | |
| if [[ -s "$AWS_WEB_IDENTITY_TOKEN_FILE" ]] && [[ -n "$AWS_ROLE_ARN" ]]; then | |
| # Terraform's go-getter has a problem with IRSA roles. The irsa-tokengen | |
| # freezes the credentials from IRSA to static AWS_ACCESS_KEY_ID creds. | |
| # These creds are only valid for a short period of time, 1 hour. | |
| # | |
| # If the command irsa-tokengen fails, the script should exit | |
| temp="$(mktemp)" | |
| irsa-tokengen > "$temp" || exit $? | |
| export $(cat "$temp") | |
| fi | |
| terraform_version=$(terraform version | head -n1 |sed "s/^.*v//") | |
| module="" | |
| if ! version_gt_or_eq "0.15.0" "$terraform_version"; then | |
| module="." | |
| fi | |
| cd "$TFO_MAIN_MODULE" | |
| until stat /tmp/done;do sleep 1;done | |
| out="$TFO_ROOT_PATH"/generations/$TFO_GENERATION | |
| mkdir -p "$out" | |
| vardir="$out/tfvars" | |
| vars= | |
| if [[ $(ls $vardir | wc -l) -gt 0 ]]; then | |
| vars="-var-file $(find $vardir -type f | sort -n | join_by ' -var-file ')" | |
| fi | |
| case "$TFO_TASK" in | |
| init | init-delete) | |
| terraform init $module 2>&1 #| tee "$out"/"$TFO_TASK".out | |
| ;; | |
| plan) | |
| terraform plan $vars -out tfplan $module 2>&1 #| tee "$out"/"$TFO_TASK".out | |
| ;; | |
| plan-delete) | |
| terraform plan $vars -destroy -out tfplan $module 2>&1 #| tee "$out"/"$TFO_TASK".out | |
| ;; | |
| apply | apply-delete) | |
| terraform apply tfplan 2>&1 #| tee "$out"/"$TFO_TASK".out | |
| ;; | |
| esac | |
| status=${PIPESTATUS[0]} | |
| if [[ $status -gt 0 ]];then exit $status;fi | |
| if [[ "$TFO_TASK" == "plan" ]] && [[ "$TFO_REQUIRE_APPROVAL" == "true" ]]; then | |
| printf "Waiting for approval\n" | |
| until stat "${TFO_GENERATION_PATH}/_approved_${POD_UID}" 2>/dev/null >/dev/null ||\ | |
| stat "${TFO_GENERATION_PATH}/_canceled_${POD_UID}" 2>/dev/null >/dev/null; do | |
| sleep 1; | |
| done | |
| if stat "${TFO_GENERATION_PATH}/_canceled_${POD_UID}" 2>/dev/null >/dev/null; then exit 2;fi | |
| if stat "${TFO_GENERATION_PATH}/_approved_${POD_UID}" 2>/dev/null >/dev/null; then exit 0;fi | |
| fi | |
| if [[ "$TFO_TASK" == "apply" ]] && [[ "$TFO_SAVE_OUTPUTS" == "true" ]]; then | |
| # On sccessful apply, save outputs as k8s-secret | |
| data=$(mktemp) | |
| printf '[ | |
| {"op":"replace","path":"/data","value":{}} | |
| ]' > "$data" | |
| t=$(mktemp) | |
| include=( $(echo "$TFO_OUTPUTS_TO_INCLUDE" | tr "," " ") ) | |
| omit=( $(echo "$TFO_OUTPUTS_TO_OMIT" | tr "," " ") ) | |
| jsonoutput=$(terraform output -json) | |
| keys=( $(jq -r '.|keys[]' <<< $jsonoutput) ) | |
| for key in ${keys[@]}; do | |
| if [[ "${#include[@]}" -gt 0 ]] && [[ ! " ${include[*]} " =~ " $key " ]]; then | |
| echo "Skipping $key" | |
| continue | |
| fi | |
| if [[ "${#omit[@]}" -gt 0 ]] && [[ " ${omit[*]} " =~ " $key " ]]; then | |
| echo "Omitting $key" | |
| continue | |
| fi | |
| b64value=$(jq -j --arg key $key '.[$key].value' <<< $jsonoutput|base64|tr -d '[:space:]') | |
| jq -Mc --arg key "$key" --arg value "$b64value" '. += [ | |
| {"op":"add","path":"/data/\($key)","value":"\($value)"} | |
| ]' "$data" > "$t" | |
| cp "$t" "$data" | |
| done | |
| kubectl patch secret "$TFO_OUTPUTS_SECRET_NAME" --type json --patch-file "$data" | |
| fi |
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