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Created script to add and remove users. Cleaned up clean-couch.sh.
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,220 @@ | ||
| #!/bin/bash | ||
| # Title: create-couch-users.sh | ||
| # Description: Creates the given list of users in CouchDB | ||
| # Author: matthew | ||
| # Reference: http://tldp.org/LDP/abs/html/string-manipulation.html | ||
| # http://tldp.org/LDP/abs/html/arrays.html | ||
| # http://comments.gmane.org/gmane.comp.db.couchdb.user/8950 | ||
| # | ||
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| ################################################################################ | ||
| # Defaults | ||
| ################################################################################ | ||
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| # CouchDB's users databases are prefixed with this by default. | ||
| USER_PREFIX="org.couchdb.user:" | ||
| USER_DATA='{"_id":"$USER_PREFIX$USERNAME","name":"$USERNAME","type":"user","roles":[]}' | ||
|
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| # CouchDB's attributes. | ||
| PROTOCOL="http" | ||
| HOST="localhost" | ||
| PORT="5984" | ||
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| ################################################################################ | ||
| # Helper functions | ||
| ################################################################################ | ||
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| # Prints the given error message and exits. | ||
| function errorMessage() { | ||
| echo -e "\n\nError: $1...\n\nType '`basename $0` -h' for usage and options." | ||
| exit 1 | ||
| } | ||
|
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| # Prints the given warning message and exits. | ||
| function warningMessage() { | ||
| echo -e "Warning: $1." | ||
| exit 2 | ||
| } | ||
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| # Prints this script's usage and exists. | ||
| function outputUsage() { | ||
| echo "Usage: `basename $0` USER_LIST [options...]" | ||
| echo "Options:" | ||
| echo " -h/--help Prints this message" | ||
| echo " -f/--file File containing a list of usernames" | ||
| echo " -u/--user Specifies CouchDB username and password" | ||
| echo " Expects this format: -u username password" | ||
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| exit 1 | ||
| } | ||
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| ################################################################################ | ||
| # Core functions | ||
| ################################################################################ | ||
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| # Echos a CouchDB instance string similar to this: | ||
| # http://username:password@localhost:5984 | ||
| # If no authorization credentials are passed, it looks like this: | ||
| # http://localhost:5984 | ||
| function echoCouchDB() { | ||
| if [ -n "$1" ] && [ -n "$2" ]; then | ||
| AUTH="$1:$2@" | ||
| fi | ||
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| echo "$PROTOCOL://$AUTH$HOST:$PORT" | ||
| } | ||
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| function echoUserData() { | ||
| echo "{\"_id\":\"$1$2\",\"name\":\"$2\",\"type\":\"user\",\"roles\":[]}" | ||
| } | ||
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| function readFile() { | ||
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| echo "Not implemented yet!" | ||
| exit 1 | ||
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| filecontent=( `cat "$1" `) | ||
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| for line in "${filecontent[@]}" | ||
| do | ||
| echo $line | ||
| done | ||
| } | ||
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| function getUsers() { | ||
| echo "Not implemented" | ||
| # TODO: Refactor duplicate code in createUsers and deleteUsers. | ||
| } | ||
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| function createUsers() { | ||
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| # Strip the preceding comma. | ||
| USERS=${USERS:1} | ||
| # Create a new array. | ||
| USERS=$(echo $USERS | tr "," "\n") | ||
|
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| # Get the right CouchDB name. | ||
| COUCHDB=`echoCouchDB $COUCH_USER $PASSWORD` | ||
|
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| for USERNAME in $USERS | ||
| do | ||
| echo "Creating $USER_PREFIX$USERNAME..." | ||
| data=`echoUserData $USER_PREFIX $USERNAME` | ||
| RESULT=$(curl -s -X PUT $COUCHDB/_users/$USER_PREFIX$USERNAME -d $data) | ||
| if [[ "$RESULT" == *error* ]]; then | ||
| echo -e "\nError: $RESULT" | ||
| else | ||
| echo "Done." | ||
| fi | ||
| done | ||
| } | ||
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| function deleteUsers() { | ||
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| # Strip the preceding comma. | ||
| USERS=${USERS:1} | ||
| # Create a new array. | ||
| USERS=$(echo $USERS | tr "," "\n") | ||
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| USER_COUNT=0 | ||
| for USERNAME in $USERS | ||
| do | ||
| echo $USERNAME | ||
| let "USER_COUNT+=1" | ||
| done | ||
|
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| echo "$USER_COUNT users are about to be deleted." | ||
|
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| # If there are no users to delete, exit gracefully. | ||
| if [ $USER_COUNT -eq 0 ]; then | ||
| exit 0 | ||
| fi | ||
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| echo -e "\nWARNING! DELETING IS IRREVERSIBLE.\n" | ||
| echo -n "Are you sure you want to DELETE these users? y|n " | ||
| read CONTINUE | ||
| CONTINUE=${CONTINUE,,} | ||
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| # Get the right CouchDB name. | ||
| COUCHDB=`echoCouchDB $COUCH_USER $PASSWORD` | ||
|
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| if [ $CONTINUE == "y" -o $CONTINUE == "yes" ]; then | ||
| for USERNAME in $USERS | ||
| do | ||
| echo "Deleting $USER_PREFIX$USERNAME..." | ||
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| # Get the _rev first, otherwise you won't be able to delete. | ||
| userData=$(curl -s -X GET $COUCHDB/_users/$USER_PREFIX$USERNAME) | ||
| pairs=$(echo $userData | tr "," "\n") | ||
| for pair in $pairs | ||
| do | ||
| if [[ "$pair" == *_rev* ]]; then | ||
| # Strip the quotes and the "_rev:" part of the string. | ||
| revID=${pair//[\"]/} | ||
| revID=${revID: 5} | ||
| break | ||
| fi | ||
| done | ||
|
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| RESULT=$(curl -s -X DELETE $COUCHDB/_users/$USER_PREFIX$USERNAME?rev=$revID) | ||
| if [[ "$RESULT" == *error* ]]; then | ||
| echo -e "Error: $RESULT" | ||
| echo -e "Make sure you are logged in.\n" | ||
| else | ||
| echo "Done." | ||
| fi | ||
| done | ||
| fi | ||
| } | ||
|
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| ################################################################################ | ||
| # Command line processing | ||
| ################################################################################ | ||
|
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| # This script requires at least one argument. If none are provided, print usage. | ||
| if [ $# -eq 0 ]; then | ||
| outputUsage | ||
| fi | ||
|
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| # Parse the command line arguments. | ||
| while [ "$#" -gt "0" ]; do | ||
| case "$1" in | ||
| # -f|--file) | ||
| # shift 1 | ||
| # readFile "$1" | ||
| # shift 1 | ||
| # ;; | ||
| -u|--user) | ||
| shift 1 | ||
| COUCH_USER="$1" | ||
| PASSWORD="$2" | ||
| shift 2 | ||
| ;; | ||
| -r|--remove) | ||
| shift 1 | ||
| REMOVE=1 | ||
| ;; | ||
| -h|--help) | ||
| outputUsage | ||
| ;; | ||
| -*|--*) | ||
| errorMessage "Unknown option $1" | ||
| ;; | ||
| *) | ||
| # We've encountered a username, so add it to the list. | ||
| USERS="$USERS,$1" | ||
| shift 1 | ||
| ;; | ||
| esac | ||
| done | ||
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| ################################################################################ | ||
| # Main | ||
| ################################################################################ | ||
|
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| if [ $REMOVE ]; then | ||
| deleteUsers | ||
| else | ||
| createUsers | ||
| fi | ||
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