33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
// Read a file from disk, store it in Redis, then read it back from Redis.
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var redis = require("redis"),
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client = redis.createClient(),
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fs = require("fs"),
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filename = "kids_in_cart.jpg";
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// Get the file I use for testing like this:
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// curl http://ranney.com/kids_in_cart.jpg -o kids_in_cart.jpg
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// or just use your own file.
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// Read a file from fs, store it in Redis, get it back from Redis, write it back to fs.
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fs.readFile(filename, function (err, data) {
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if (err) throw err
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console.log("Read " + data.length + " bytes from filesystem.");
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client.set(filename, data, redis.print); // set entire file
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client.get(filename, function (err, reply) { // get entire file
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if (err) {
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console.log("Get error: " + err);
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} else {
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fs.writeFile("duplicate_" + filename, reply, function (err) {
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if (err) {
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console.log("Error on write: " + err)
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} else {
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console.log("File written.");
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}
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client.end();
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});
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}
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});
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});
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