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Fix VK API error code 10 with retry logic and exponential backoff #29

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Fix VK API error code 10 with retry logic and exponential backoff #29

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60c5b5e
Initial commit with task details for issue #15
konard Oct 17, 2025
a8eb368
Add retry logic with exponential backoff for VK API error code 10
konard Oct 17, 2025
3a1c597
Remove CLAUDE.md file (not needed for solution)
konard Oct 17, 2025
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64 changes: 52 additions & 12 deletions execute.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -3,19 +3,59 @@
TOKEN_EXPIRED_ERROR_MESSAGE="User authorization failed: access_token has expired."
TOKEN_WAS_GIVEN_TO_ANOTHER_IP_ERROR_MESSAGE="User authorization failed: access_token was given to another ip address."
NO_TOKEN_PASSED_ERROR_MESSAGE="User authorization failed: no access_token passed."
INTERNAL_SERVER_ERROR_MESSAGE="Internal server error: Unknown error, try later"

QUERY_RESULT=$(curl -s "$1")
# Retry configuration
MAX_RETRIES=3
RETRY_DELAY=2

ERROR_MESSAGE=$(echo "$QUERY_RESULT" | jq .error.error_msg | tr -d '"')
# Function to execute API call with retry logic
execute_with_retry() {
local url="$1"
local attempt=1

echo "$QUERY_RESULT" | jq
while [ $attempt -le $MAX_RETRIES ]; do
QUERY_RESULT=$(curl -s "$url")
ERROR_CODE=$(echo "$QUERY_RESULT" | jq -r '.error.error_code // empty')
ERROR_MESSAGE=$(echo "$QUERY_RESULT" | jq -r '.error.error_msg // empty')

if [ "$ERROR_MESSAGE" = "$TOKEN_EXPIRED_ERROR_MESSAGE" ] || [ "$ERROR_MESSAGE" = "$TOKEN_WAS_GIVEN_TO_ANOTHER_IP_ERROR_MESSAGE" ] || [ "$ERROR_MESSAGE" = "$NO_TOKEN_PASSED_ERROR_MESSAGE" ]; then
# Get new access token
EMAIL=`cat email`
PASS=`cat pass`
cat vk_auth_token.side | jq '.tests[0].commands[2].value="'"$EMAIL"'" | .tests[0].commands[4].value="'"$PASS"'"' > vk_auth_token.temp
selenium-side-runner vk_auth_token.temp | grep -o "https.*" | sed -r "s|.*access_token=([^&]+)&.*|\1|" > access-token
rm vk_auth_token.temp
echo "Token is updated"
fi;
# Check if the request was successful (no error field)
if [ -z "$ERROR_CODE" ]; then
echo "$QUERY_RESULT" | jq
return 0
fi

# Check for error code 10 (Internal server error)
if [ "$ERROR_CODE" = "10" ]; then
if [ $attempt -lt $MAX_RETRIES ]; then
echo "Internal server error detected (attempt $attempt/$MAX_RETRIES). Retrying in ${RETRY_DELAY}s..." >&2
sleep $RETRY_DELAY
# Exponential backoff
RETRY_DELAY=$((RETRY_DELAY * 2))
attempt=$((attempt + 1))
continue
else
echo "Max retries reached. VK API is still returning internal server error." >&2
echo "$QUERY_RESULT" | jq
return 1
fi
fi

# For other errors, break the loop and handle below
echo "$QUERY_RESULT" | jq
break
done

# Handle token-related errors
if [ "$ERROR_MESSAGE" = "$TOKEN_EXPIRED_ERROR_MESSAGE" ] || [ "$ERROR_MESSAGE" = "$TOKEN_WAS_GIVEN_TO_ANOTHER_IP_ERROR_MESSAGE" ] || [ "$ERROR_MESSAGE" = "$NO_TOKEN_PASSED_ERROR_MESSAGE" ]; then
# Get new access token
EMAIL=`cat email`
PASS=`cat pass`
cat vk_auth_token.side | jq '.tests[0].commands[2].value="'"$EMAIL"'" | .tests[0].commands[4].value="'"$PASS"'"' > vk_auth_token.temp
selenium-side-runner vk_auth_token.temp | grep -o "https.*" | sed -r "s|.*access_token=([^&]+)&.*|\1|" > access-token
rm vk_auth_token.temp
echo "Token is updated"
fi
}

execute_with_retry "$1"