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< p > Consider using the < code > DOCKER_HOST< / code > environment variable to migrate transparently from Docker to Podman Desktop on all platforms.< / p >
< ul >
< li > Continue using familiar Docker commands.< / li >
< li > Take advantage of the benefits of Podman.< / li >
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< li > Your tools, such as < a href = "https://gradle.org/" target = "_blank" rel = "noopener noreferrer" > Gradle< / a > or < a href = "https://www.testcontainers.com/" target = "_blank" rel = "noopener noreferrer" > Testcontainers< / a > , communicate with Podman without reconfiguration.< / li >
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< / ul >
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< p > Using the < code > DOCKER_HOST< / code > environment variable, you can connect your Docker CLI to the Podman socket.< / p >
< div class = "theme-admonition theme-admonition-note admonition_WCGJ alert alert--secondary" > < div class = "admonitionHeading_GCBg" > < span class = "admonitionIcon_L39b" > < svg viewBox = "0 0 14 16" > < path fill-rule = "evenodd" d = "M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z" > < / path > < / svg > < / span > note< / div > < div class = "admonitionContent_pbrs" > < p > Alternatively, you can add a < code > podman< / code > context by using the < code > docker context create< / code > command.< / p > < ul >
< li >
< p > For example, set the value of the context in this pattern on a macOS machine:< / p >
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< p > < code > docker context create podman --docker " host=unix://${HOME}/.local/share/containers/podman/machine/podman.sock" < / code > < / p >
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< p > Where, the path specified after the < code > unix://< / code > scheme denotes the < code > DOCKER_HOST< / code > value.< / p >
< / li >
< / ul > < p > Then, you can run the < code > docker context use podman< / code > command to switch to that context. This way you can use your Docker CLI to run your tasks on a remote Podman engine. When you run the < code > docker ps< / code > command, it queries the Podman socket specified in the current context.< / p > < / div > < / div >
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< h4 class = "anchor anchorWithStickyNavbar_JmGV" id = "prerequisites" > Prerequisites< a href = "#prerequisites" class = "hash-link" aria-label = "Direct link to Prerequisites" title = "Direct link to Prerequisites" > < / a > < / h4 >
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< ul >
< li > Podman< / li >
< / ul >
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< h4 class = "anchor anchorWithStickyNavbar_JmGV" id = "procedure" > Procedure< a href = "#procedure" class = "hash-link" aria-label = "Direct link to Procedure" title = "Direct link to Procedure" > < / a > < / h4 >
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< div class = "tabs-container tabList_J5MA" > < ul role = "tablist" aria-orientation = "horizontal" class = "tabs" > < li role = "tab" tabindex = "0" aria-selected = "true" class = "tabs__item tabItem_l0OV tabs__item--active" > Windows< / li > < li role = "tab" tabindex = "-1" aria-selected = "false" class = "tabs__item tabItem_l0OV" > macOS< / li > < li role = "tab" tabindex = "-1" aria-selected = "false" class = "tabs__item tabItem_l0OV" > Linux< / li > < / ul > < div class = "margin-top--md" > < div role = "tabpanel" class = "tabItem_wHwb" > < ol >
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< li > Identify the location of your Podman pipe < / li >
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< / ol > < div class = "language-shell-session codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-shell-session codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token command shell-symbol important" > $< / span > < span class = "token command" > < / span > < span class = "token command bash language-bash" > podman machine inspect --format ' {{.ConnectionInfo.PodmanPipe.Path}}' < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div > < ol start = "2" >
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< li >
< p > Set the < code > DOCKER_HOST< / code > environment variable to your Podman pipe location. You' ll need to replace back slashes with forward slashes and add the < code > npipe://< / code > scheme to the path retrieved previously: < / p >
< blockquote >
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< p > Example:< / p >
< p > < strong > prefix< / strong > podman-pipe< / p >
< p > < strong > npipe://< / strong > //./pipe/podman-machine-default< / p >
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< / blockquote >
< p > Depending on your terminal emulator of preference, there is a little variation between the commands to set a session level environment variable:< / p >
< h5 class = "anchor anchorWithStickyNavbar_JmGV" id = "cmd---command-prompt" > cmd - Command Prompt< a href = "#cmd---command-prompt" class = "hash-link" aria-label = "Direct link to cmd - Command Prompt" title = "Direct link to cmd - Command Prompt" > < / a > < / h5 >
< div class = "language-cmd codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-cmd codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token plain" > set DOCKER_HOST=npipe://< inspect_command_output> < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div >
< h5 class = "anchor anchorWithStickyNavbar_JmGV" id = "git-bash" > Git Bash< a href = "#git-bash" class = "hash-link" aria-label = "Direct link to Git Bash" title = "Direct link to Git Bash" > < / a > < / h5 >
< div class = "language-bash codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-bash codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token builtin class-name" style = "color:rgb(189, 147, 249)" > export< / span > < span class = "token plain" > < / span > < span class = "token assign-left variable" style = "color:rgb(189, 147, 249);font-style:italic" > DOCKER_HOST< / span > < span class = "token operator" > =< / span > < span class = "token plain" > npipe://< / span > < span class = "token operator" > < < / span > < span class = "token plain" > inspect_command_output< / span > < span class = "token operator" > > < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div >
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< h5 class = "anchor anchorWithStickyNavbar_JmGV" id = "powershell" > Powershell< a href = "#powershell" class = "hash-link" aria-label = "Direct link to Powershell" title = "Direct link to Powershell" > < / a > < / h5 >
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< p > Don' t miss the quotes used with the value. Otherwise, powershell will interpret it as a separate command instead of a value.< / p >
< div class = "language-powershell codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-powershell codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token plain" > $env:DOCKER_HOST=" npipe://< inspect_command_output> " < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div >
< p > Ideally, you should set < code > DOCKER_HOST< / code > at the system or user level environment variables (or even load it in your CL emulator init script of choice).< / p >
< / li >
< / ol > < div class = "theme-admonition theme-admonition-note admonition_WCGJ alert alert--secondary" > < div class = "admonitionHeading_GCBg" > < span class = "admonitionIcon_L39b" > < svg viewBox = "0 0 14 16" > < path fill-rule = "evenodd" d = "M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z" > < / path > < / svg > < / span > note< / div > < div class = "admonitionContent_pbrs" > < p > Setting the < code > DOCKER_HOST< / code > environment variable isn' t necessary on Windows because Podman also listens to the default < code > docker_engine< / code > pipe. But, it might be necessary if you get the following error: < strong > Error: socket of machine is not set< / strong > , while trying to use the < code > podman compose< / code > command.< / p > < / div > < / div > < / div > < div role = "tabpanel" class = "tabItem_wHwb" hidden = "" > < ol >
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< li > Identify the location of your Podman socket.< / li >
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< / ol > < div class = "language-shell-session codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-shell-session codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token command shell-symbol important" > $< / span > < span class = "token command" > < / span > < span class = "token command bash language-bash" > podman machine inspect --format ' {{.ConnectionInfo.PodmanSocket.Path}}' < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div > < ol start = "2" >
< li > Set the < code > DOCKER_HOST< / code > environment variable to your Podman socket location. Be sure to add the < code > unix://< / code > scheme to the path retrieved previously:< / li >
< / ol > < div class = "language-shell-session codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-shell-session codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token command shell-symbol important" > $< / span > < span class = "token command" > < / span > < span class = "token command bash language-bash" > export DOCKER_HOST=unix://< your_podman_socket_location> < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div > < / div > < div role = "tabpanel" class = "tabItem_wHwb" hidden = "" > < ol >
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< li > Identify the location of your Podman socket.< / li >
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< / ol > < div class = "language-shell-session codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-shell-session codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token command shell-symbol important" > $< / span > < span class = "token command" > < / span > < span class = "token command bash language-bash" > podman info --format ' {{.Host.RemoteSocket.Path}}' < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div > < ol start = "2" >
< li > Set the < code > DOCKER_HOST< / code > environment variable to your Podman socket location. Be sure to add the < code > unix://< / code > scheme to the path retrieved previously:< / li >
< / ol > < div class = "language-shell-session codeBlockContainer_mQmQ theme-code-block" style = "--prism-color:#F8F8F2;--prism-background-color:#282A36" > < div class = "codeBlockContent_D5yF" > < pre tabindex = "0" class = "prism-code language-shell-session codeBlock_RMoD thin-scrollbar" style = "color:#F8F8F2;background-color:#282A36" > < code class = "codeBlockLines_AclH" > < span class = "token-line" style = "color:#F8F8F2" > < span class = "token command shell-symbol important" > $< / span > < span class = "token command" > < / span > < span class = "token command bash language-bash" > export DOCKER_HOST=unix://< your_podman_socket_location> < / span > < br > < / span > < / code > < / pre > < div class = "buttonGroup_aaMX" > < button type = "button" aria-label = "Copy code to clipboard" title = "Copy" class = "clean-btn" > < span class = "copyButtonIcons_z5j7" aria-hidden = "true" > < svg viewBox = "0 0 24 24" class = "copyButtonIcon_FoOz" > < path fill = "currentColor" d = "M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z" > < / path > < / svg > < svg viewBox = "0 0 24 24" class = "copyButtonSuccessIcon_L0B6" > < path fill = "currentColor" d = "M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z" > < / path > < / svg > < / span > < / button > < / div > < / div > < / div > < / div > < / div > < / div >
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< h4 class = "anchor anchorWithStickyNavbar_JmGV" id = "verification" > Verification< a href = "#verification" class = "hash-link" aria-label = "Direct link to Verification" title = "Direct link to Verification" > < / a > < / h4 >
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< ul >
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< li > Your tools using the < code > DOCKER_HOST< / code > environment variable, such as < a href = "https://gradle.org/" target = "_blank" rel = "noopener noreferrer" > Gradle< / a > or < a href = "https://www.testcontainers.com/" target = "_blank" rel = "noopener noreferrer" > Testcontainers< / a > , communicate with Podman without reconfiguration.< / li >
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