'curl-authchecker.md' toevoegen

curl-authchecker.md

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+## curl keeps asking for password until correct, and downloads file
+
+```
+function getcurlsec { 
+
+local curlurl="$1"
+local curluser="$2"
+local curloutput="$3"
+
+while true; do
+    curl --fail  --user "$curluser" "$curlurl" -o "$curloutput"
+    local EC=$?
+    if [ $EC -eq 0 ]; then
+        break
+    fi
+done
+
+}
+```
+
+Syntax: `getcurlsec <url to download> <username> <output file>`
+
+
+## curl downloads file using given credentials
+
+```
+function getcurlsecwpassword { 
+
+local curlurl="$1"
+local curluser="$2"
+local curlpassword="$3"
+local curloutput="$4"
+    curl --fail  --user "$curluser":"curlpassword" "$curlurl" -o "$curloutput"
+    local EC=$?
+    if [ $EC -eq 0 ]; then
+        echo "Password correct" 
+    else
+     echo "Password incorrect"
+    fi
+}
+```
+
+Syntax: `getcurlsecwpassword <url to download> <username> <password> <output file>`
+
+
+## curl keeps asking for password until correct, and stores username and password as var
+
+```
+function checkusercurl { 
+
+local curlurl="$1"
+curluser="$2"
+
+while true; do
+	read -s -p "Enter password for user $curluser: " curlpassword
+	echo "";
+    curl -s --fail  --user "$curluser":"$curlpassword" "$curlurl" -o /dev/null
+    local EC=$?
+    if [ $EC -eq 0 ]; then
+        echo "Password correct" 
+		break
+    fi
+	echo "Incorrect password" 
+	unset curlpassword
+done
+
+}
+```
+
+Syntax:  `checkusercurl <url to authenticate against> <username>`  
+username wil become var: curluser  
+password wil become var: $curlpassword