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Diffstat (limited to 'content/blog/2022-03-23-cloudflare-dns-api.md')
| -rw-r--r-- | content/blog/2022-03-23-cloudflare-dns-api.md | 41 |
1 files changed, 18 insertions, 23 deletions
diff --git a/content/blog/2022-03-23-cloudflare-dns-api.md b/content/blog/2022-03-23-cloudflare-dns-api.md index 555c6aa..07a89f5 100644 --- a/content/blog/2022-03-23-cloudflare-dns-api.md +++ b/content/blog/2022-03-23-cloudflare-dns-api.md @@ -7,15 +7,14 @@ draft = false # DDNS: Dynamic DNS -If you\'re hosting a service from a location with dynamic DNS (where -your IP may change at any time), you must have a solution to update the -DNS so that you can access your service even when the IP of the server -changes. +If you're hosting a service from a location with dynamic DNS (where your IP may +change at any time), you must have a solution to update the DNS so that you can +access your service even when the IP of the server changes. -The process below uses the [Cloudflare API](https://api.cloudflare.com/) -to update DNS `A` and `AAAA` records with the -server\'s current IP. If you use another DNS provider, you will have to -find a way to update your DNS (or find a way to get a static IP). +The process below uses the [Cloudflare API](https://api.cloudflare.com/) to +update DNS `A` and `AAAA` records with the server's current IP. If you use +another DNS provider, you will have to find a way to update your DNS (or find a +way to get a static IP). First, install `jq` since we will use it in the next script: @@ -23,18 +22,16 @@ First, install `jq` since we will use it in the next script: sudo apt install jq ``` -Next, create a location for your DDNS update scripts and open the first -script: +Next, create a location for your DDNS update scripts and open the first script: ```sh mkdir ~/ddns nano ~/ddns/update.sh ``` -The following `update.sh` script will take all of your -domains and subdomains and check Cloudflare to see if the current -`A` and `AAAA` records match your server\'s IP -address. If not, it will update the records. +The following `update.sh` script will take all of your domains and subdomains +and check Cloudflare to see if the current `A` and `AAAA` records match your +server's IP address. If not, it will update the records. ```sh # file: update.sh @@ -60,17 +57,16 @@ do done ``` -Next, open up the `ddns.sh` script. Paste the following into -the script and update the `api_token` and `email` -variables. +Next, open up the `ddns.sh` script. Paste the following into the script and +update the `api_token` and `email` variables. ```sh nano ~/ddns/ddns.sh ``` -**Note**: If you want your DNS records to be proxied through Cloudflare, -find and update the following snippet: `"proxied":false}"` to -say `true` instead of `false`. +**Note**: If you want your DNS records to be proxied through Cloudflare, find +and update the following snippet: `"proxied":false}"` to say `true` instead of +`false`. ```sh # file: ddns.sh @@ -180,9 +176,8 @@ You can test the script by running it manually: ./update.sh ``` -To make sure the scripts run automatically, add it to the -`cron` file so that it will run on a schedule. To do this, -open the cron file: +To make sure the scripts run automatically, add it to the `cron` file so that it +will run on a schedule. To do this, open the cron file: ```sh crontab -e |